Patent Id | Score | Title | Patent Type | Publication Date | Priority Date | Family Id | Search Efficiency | Original Assignee | Current Assignee |
|---|---|---|---|---|---|---|---|---|---|
| EP1521415A2 | 1.159 | Apparatus and method for transmitting / receiving an uplink pilot signal in a communication system using an orthogonal frequency division multiple access scheme | GRANT | 2005-04-06 | 2003-09-30 | 36101618 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US20040258014A1 | 1.111 | Apparatus and method for assigning a dedicated pilot channel for identification of a base station in an OFDM communication system | APPLICATION | 2004-12-23 | 2003-06-20 | 33516432 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| EP1550275B1 | 1.095 | ENHANCED UPLINK PACKET TRANSFER | GRANT | 2006-12-13 | 2002-10-07 | 32093832 | Great | Golden Bridge Technology Inc | Golden Bridge Technology Inc |
| EP1130840A2 | 1.086 | Spread-spectrum multicarrier modulation for cellular communication | GRANT | 2001-09-05 | 2000-02-29 | 18575335 | Great | Toshiba Corp | Toshiba Corp |
| WO2002084934A1 | 1.059 | PREDISTORTION OF MULTICARRIER SIGNALS IN A TWO-WAY TRANSMISSION SYSTEM | APPLICATION | 2002-10-24 | 2001-04-13 | 8862367 | Great | ||
| US6940827B2 | 1.058 | Communication system using OFDM for one direction and DSSS for another direction | GRANT | 2005-09-06 | 2001-03-09 | 25183749 | Great | Adaptix Inc | J & K SERVICES LLC, SDR HOLDINGS LLC, Adaptix Inc, Kaon Systems Inc |
| US7535869B2 | 1.037 | Apparatus and method for dynamically assigning resources in an OFDM communication system | GRANT | 2009-05-19 | 2003-09-15 | 34374128 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| EP1520385B1 | 1.035 | DUAL-MODE SHARED OFDM METHODS/TRANSMITTERS RECEIVERS AND SYSTEMS | GRANT | 2008-01-23 | 2002-06-27 | 29782623 | Great | Nortel Networks Ltd | Nortel Networks Ltd |
| US6967936B1 | 1.031 | Uplink timing synchronization and access control for a multi-access wireless communication system | GRANT | 2005-11-22 | 2000-02-11 | 24000518 | Great | Lucent Technologies Inc | GEMATLO SA, Alcatel Lucent SAS, Thales DIS France SA |
| US7796695B2 | 1.003 | Method for allocating data and pilots and transmitting method and device and receiving method and device using the same in orthogonal frequency division multiple access system | GRANT | 2010-09-14 | 2003-12-19 | 34698422 | Great | Electronics and Telecommunications Research Institute ETRI, Samsung Electronics Co Ltd, SK Telecom Co Ltd, KT Corp, Hanaro Telecom Inc | Electronics and Telecommunications Research Institute ETRI, Samsung Electronics Co Ltd, SK Telecom Co Ltd, KT Corp, SK Broadband Co Ltd |
| US6928062B2 | 0.995 | Uplink pilot and signaling transmission in wireless communication systems | GRANT | 2005-08-09 | 2002-10-29 | 32110783 | Great | Qualcomm Inc | Qualcomm Inc |
| EP2439870B1 | 0.994 | Method for generating transmission signals or OFDM symbols in a communication system and communication system device | GRANT | 2014-09-03 | 2001-09-18 | 26010172 | Great | Siemens AG | Siemens AG |
| EP1638229A1 | 0.990 | RADIO COMMUNICATION SYSTEM AND RADIO COMMUNICATION METHOD | GRANT | 2006-03-22 | 2003-06-02 | 33487394 | Great | Matsushita Electric Industrial Co Ltd | Panasonic Holdings Corp |
| EP1039683B1 | 0.990 | Frequency hopping multiple access with multicarrier signals | GRANT | 2002-03-27 | 1999-03-11 | 23018916 | Great | Lucent Technologies Inc | Nokia of America Corp |
| EP1289185A2 | 0.985 | Multicarrier spread spectrum transmission | GRANT | 2003-03-05 | 2001-08-30 | 3688167 | Great | Frequentis Nachrichtentechnik GmbH | Frequentis AG |
| US7502310B2 | 0.984 | Apparatus and method for assigning subchannel in a mobile communication system using orthogonal frequency division multiple access scheme | GRANT | 2009-03-10 | 2003-07-30 | 34101787 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US7042857B2 | 0.984 | Uplink pilot and signaling transmission in wireless communication systems | GRANT | 2006-05-09 | 2002-10-29 | 34990687 | Great | Qualcomm Inc | Qualcomm Inc |
| EP2363969B1 | 0.978 | Communication system with uplink space-time coding via coordinated mobile terminals | GRANT | 2016-05-11 | 2002-12-16 | 32507182 | Great | BlackBerry Ltd | BlackBerry Ltd |
| EP1650891B1 | 0.973 | Pilot multiplexing method and transmission apparatus for an OFDM system | GRANT | 2011-05-04 | 2003-07-29 | 34090562 | Great | Fujitsu Ltd | Fujitsu Ltd |
| US20050094550A1 | 0.971 | Apparatus and method for transmitting/receiving pilot signals in an OFDM communication system | APPLICATION | 2005-05-05 | 2003-10-31 | 34545687 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US20050099939A1 | 0.970 | Apparatus and method for transmitting/receiving pilot signals in an OFDM communication system | APPLICATION | 2005-05-12 | 2003-08-14 | 34545524 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US6956836B2 | 0.955 | Asymmetric frequency allocation for packet channels in a wireless network | GRANT | 2005-10-18 | 2001-05-17 | 25331620 | Great | Ericsson Inc | Ericsson Inc, Optis Wireless Technology LLC, Cluster LLC |
| US5726978A | 0.952 | Adaptive channel allocation in a frequency division multiplexed system | GRANT | 1998-03-10 | 1995-06-22 | 23960420 | Great | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB |
| US7764593B2 | 0.950 | Downlink signal configuring method and device in mobile communication system and synchronization and cell searching method and device using the same | GRANT | 2010-07-27 | 2003-10-24 | 36693404 | Great | Electronics and Telecommunications Research Institute ETRI, Industry Academic Cooperation Foundation of Chung Ang University | Electronics and Telecommunications Research Institute ETRI, Industry Academic Cooperation Foundation of Chung Ang University |
| EP1919152A2 | 0.945 | Dual-mode shared OFDM methods/transmitters receivers and systems | GRANT | 2008-05-07 | 2002-06-27 | 39263279 | Great | Nortel Networks Ltd | Apple Inc |
| US7298692B2 | 0.943 | Radio base station apparatus and communication terminal | GRANT | 2007-11-20 | 2001-05-16 | 18992198 | Great | Matsushita Electric Industrial Co Ltd | Panasonic Corp, InterDigital Patent Holdings Inc |
| EP1043861B1 | 0.941 | Frequency hopping multicarrier transmission in segmented cells | GRANT | 2002-06-05 | 1999-03-11 | 23014295 | Great | Lucent Technologies Inc | Nokia of America Corp |
| EP1555782A2 | 0.940 | A method for designing an uplink pilot signal and a method and a system for estimating a channel in a multicarrier code division multiple access system | GRANT | 2005-07-20 | 2004-01-15 | 34617456 | Great | Samsung Electronics Co Ltd, Seoul National University Industry Foundation | Samsung Electronics Co Ltd, Seoul National University Industry Foundation |
| US7711386B2 | 0.940 | Apparatus and method for selective power control for an OFDM mobile communication system | GRANT | 2010-05-04 | 2003-11-19 | 34567828 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| EP0938193A1 | 0.935 | Header structure for TDD systems | GRANT | 1999-08-25 | 1998-02-18 | 8231444 | Great | Sony International Europe GmbH | Sony Deutschland GmbH |
| EP0869647B1 | 0.933 | Method and system for multicarrier communication with dynamically scalable operating parameters | GRANT | 2002-07-24 | 1997-04-01 | 25267540 | Great | Lucent Technologies Inc | Nokia of America Corp |
| EP1540872B1 | 0.932 | METHOD AND SYSTEM FOR MULTI-CELL INTERFERENCE REDUCTION IN A WIRELESS COMMUNICATION SYSTEM | GRANT | 2012-10-03 | 2002-08-23 | 31946326 | Great | Cisco Technology Inc | Cisco Technology Inc |
| US6724813B1 | 0.930 | Implicit resource allocation in a communication system | GRANT | 2004-04-20 | 1998-10-14 | 22626023 | Great | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB, Great Elm Group Inc |
| US20040235472A1 | 0.927 | Radio signal communication method base station and terminal station | APPLICATION | 2004-11-25 | 2003-05-20 | 33455518 | Great | Hitachi Ltd, Hitachi Communication Technologies Ltd | Hitachi Ltd, Hitachi Communication Technologies Ltd |
| US6545997B1 | 0.924 | Transmission method and transmission apparatus for transmitting signals on the basis of a OFDM/TDMA-system with pilot symbols | GRANT | 2003-04-08 | 1998-02-22 | 8231462 | Great | Sony International Europe GmbH | Sony Deutschland GmbH |
| US7042858B1 | 0.922 | Soft handoff for OFDM | GRANT | 2006-05-09 | 2002-03-22 | 28452380 | Great | Nortel Networks Ltd | Microsoft Technology Licensing LLC |
| US7920503B2 | 0.919 | Apparatus and method for transmitting packet in forward link of multibeam satellite communication system | GRANT | 2011-04-05 | 2002-11-27 | 32501306 | Great | Electronics and Telecommunications Research Institute ETRI | Electronics and Telecommunications Research Institute ETRI |
| US7778337B2 | 0.918 | Scattered pilot pattern and channel estimation method for MIMO-OFDM systems | GRANT | 2010-08-17 | 2001-10-17 | 26715614 | Great | Nortel Networks Ltd | BlackBerry Ltd |
| EP1355467B1 | 0.918 | Orthogonal frequency division multiplexing (OFDM) system with channel transfer function prediction | GRANT | 2005-09-28 | 2002-04-16 | 28459476 | Great | Sony International Europe GmbH | Sony Deutschland GmbH |
| EP1623195B1 | 0.916 | INTERFERENCE AND NOISE ESTIMATION IN AN OFDM SYSTEM | GRANT | 2018-11-14 | 2003-05-14 | 33479265 | Great | Qualcomm Inc | Qualcomm Inc |
| US20050185605A1 | 0.916 | Pilot-based channel estimation method for MC-CDMA system using frequency interleaving | APPLICATION | 2005-08-25 | 2004-01-16 | 34617462 | Great | Samsung Electronics Co Ltd, Yonsei University | Samsung Electronics Co Ltd, Yonsei University |
| US7633900B2 | 0.915 | Apparatus and method for assigning subchannels in an OFDMA communication system | GRANT | 2009-12-15 | 2003-07-18 | 34056908 | Great | Samsung Electronics Co Ltd | Huawei Technologies Co Ltd |
| US8948705B2 | 0.913 | Multiple-access hybrid OFDM-CDMA system | GRANT | 2015-02-03 | 2001-10-18 | 25528999 | Great | Qualcomm Inc | Qualcomm Inc |
| EP0760564A2 | 0.912 | Random access in multicarrier systems | GRANT | 1997-03-05 | 1995-08-28 | 20399295 | Great | Telia AB | Telia AB |
| US5933421A | 0.908 | Method for frequency division duplex communications | GRANT | 1999-08-03 | 1997-02-06 | 25168559 | Great | AT&T Wireless Services Inc | AT&T Mobility II LLC, AT&T Wireless Services Inc |
| EP1328071A1 | 0.907 | MC-CDMA uplink per carrier pre-distortion method | GRANT | 2003-07-16 | 2002-01-11 | 8185700 | Great | Mitsubishi Electric Information Technology Corp, Mitsubishi Electric Information Technology Center Europe BV Nederlands | Mitsubishi Electric Information Technology Corp, Mitsubishi Electric R&D Centre Europe BV Netherlands |
| EP0865172B1 | 0.906 | Method and apparatus for operating an indoor CDMA telecommunications system | GRANT | 2002-09-04 | 1997-03-12 | 25218668 | Great | Nokia Oyj | Nokia Oyj |
| US6064645A | 0.904 | Bulk filtering and demodulation of independent FDMA sources | GRANT | 2000-05-16 | 1997-12-22 | 25541664 | Great | TRW Inc | Northrop Grumman Systems Corp |
| EP1328083B1 | 0.899 | Pre-distortion method for an MC-CDMA uplink | GRANT | 2006-10-25 | 2002-01-11 | 8185699 | Great | Mitsubishi Electric Information Technology Corp, Mitsubishi Electric Information Technology Center Europe BV Nederlands | Mitsubishi Electric Information Technology Corp, Mitsubishi Electric R&D Centre Europe BV Netherlands |
| EP1560359B1 | 0.898 | OFDM communication system and method | GRANT | 2007-03-07 | 2004-01-27 | 34650770 | Great | NTT Docomo Inc | NTT Docomo Inc |
| US7342974B2 | 0.898 | Channel estimation in OFDM systems | GRANT | 2008-03-11 | 2003-03-20 | 32987754 | Great | Silicon Integrated Systems Corp | Silicon Integrated Systems Corp |
| EP1276288A1 | 0.893 | Reference symbols for channel estimation with multicarrier transmission | GRANT | 2003-01-15 | 2001-07-10 | 8178006 | Great | Sony International Europe GmbH, Siemens AG | Sony Deutschland GmbH, Siemens AG |
| US7639660B2 | 0.886 | Apparatus for OFDMA transmission and reception for coherent detection in uplink of wireless communication system and method thereof | GRANT | 2009-12-29 | 2003-12-17 | 34675757 | Great | Electronics and Telecommunications Research Institute ETRI | Electronics and Telecommunications Research Institute ETRI |
| EP1408710A1 | 0.886 | Apparatus and method for allocating resources of a virtual cell in an OFDM mobile communication system | GRANT | 2004-04-14 | 2002-09-30 | 32026108 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US5809061A | 0.885 | CDMA communication system with pilot tone control | GRANT | 1998-09-15 | 1995-08-14 | 24048797 | Great | Sigtek Inc | Sigtek Inc |
| US7280467B2 | 0.883 | Pilot transmission schemes for wireless multi-carrier communication systems | GRANT | 2007-10-09 | 2003-01-07 | 32684731 | Great | Qualcomm Inc | Qualcomm Inc |
| US6999467B2 | 0.880 | Method and apparatus for transmission and reception within an OFDM communication system | GRANT | 2006-02-14 | 2003-07-28 | 34115742 | Great | Motorola Inc | Google Technology Holdings LLC |
| US5640413A | 0.878 | Digital mobile radio communication system | GRANT | 1997-06-17 | 1993-01-21 | 11689123 | Great | NEC Corp | NEC Corp |
| US7039001B2 | 0.877 | Channel estimation for OFDM communication systems | GRANT | 2006-05-02 | 2002-10-29 | 32234144 | Great | Qualcomm Inc | Qualcomm Inc |
| US7177297B2 | 0.876 | Fast frequency hopping with a code division multiplexed pilot in an OFDMA system | GRANT | 2007-02-13 | 2003-05-12 | 33423960 | Great | Qualcomm Inc | Qualcomm Inc |
| US7646747B2 | 0.872 | Channel constructing method and base station using the method | GRANT | 2010-01-12 | 2000-01-24 | 18542309 | Great | NTT Docomo Inc | NTT Docomo Inc |
| US7680156B2 | 0.871 | System and method for transmitting random access data using orthogonal frequency division multiple access | GRANT | 2010-03-16 | 2003-12-11 | 36676247 | Great | Electronics and Telecommunications Research Institute ETRI | Electronics and Telecommunications Research Institute ETRI |
| US6643281B1 | 0.868 | Synchronization preamble method for OFDM waveforms in a communications system | GRANT | 2003-11-04 | 1998-03-05 | 21881314 | Great | AT&T Wireless Services Inc | Clear Wireless LLC, Clearwire IP Holdings LLC, Clearwire Legacy LLC, Clearwire Communications LLC |
| EP1528829A2 | 0.867 | Apparatus and method for assigning subchannels in an OFDMA communication system | GRANT | 2005-05-04 | 2003-10-31 | 36169009 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US7058134B2 | 0.858 | System and method for multiple signal carrier time domain channel estimation | GRANT | 2006-06-06 | 2001-12-17 | 21816303 | Great | Intel Corp | Intel Corp |
| US5956642A | 0.856 | Adaptive channel allocation method and apparatus for multi-slot multi-carrier communication system | GRANT | 1999-09-21 | 1996-11-25 | 25041440 | Great | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB |
| US5867478A | 0.855 | Synchronous coherent orthogonal frequency division multiplexing system method software and device | GRANT | 1999-02-02 | 1997-06-20 | 25374088 | Great | Motorola Inc | Google Technology Holdings LLC |
| US7450489B2 | 0.853 | Multiple-antenna communication systems and methods for communicating in wireless local area networks that include single-antenna communication devices | GRANT | 2008-11-11 | 2003-12-30 | 34701256 | Great | Intel Corp | Tahoe Research Ltd |
| US7411895B2 | 0.847 | Controlled superposition coding in multi-user communication systems | GRANT | 2008-08-12 | 2003-02-19 | 32872775 | Great | Qualcomm Inc | Qualcomm Inc |
| US7355960B2 | 0.845 | Channel estimation apparatus and method for adaptive channel allocation in an orthogonal frequency division multiple access system | GRANT | 2008-04-08 | 2003-11-26 | 34588095 | Great | Samsung Electronics Co Ltd | Nokia Solutions and Networks Oy |
| US7099299B2 | 0.844 | CDMA system with frequency domain equalization | GRANT | 2006-08-29 | 2002-03-04 | 27804009 | Great | Agency for Science Technology and Research Singapore | Agency for Science Technology and Research Singapore |
| EP1330904A2 | 0.844 | CLOCK SYNCHRONIZATION FREQUENCY SYNCHRONIZATION CHANNEL SOUNDER AND EQUALIZER FOR OFDM USING PILOTS EQUIDISTANT IN THE FREQUENCY DOMAIN | GRANT | 2003-07-30 | 2000-01-28 | 23961192 | Great | Zion Hadad Communications Ltd | Zion Hadad Communications Ltd |
| WO2002009298A2 | 0.843 | WIRELESS INTERACTIVE SYSTEM AND METHOD | APPLICATION | 2002-01-31 | 2000-07-24 | 24501198 | Great | ||
| US20020159414A1 | 0.840 | Communication terminal and radio communication method | APPLICATION | 2002-10-31 | 2000-03-29 | 18607711 | Great | Matsushita Electric Industrial Co Ltd | Panasonic Holdings Corp, Individual |
| US6188717B1 | 0.839 | Method of simultaneous radio transmission of digital data between a plurality of subscriber stations and a base station | GRANT | 2001-02-13 | 1996-11-19 | 7812123 | Great | Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR | Bayerische Motoren Werke AG, Deutsches Zentrum fuer Luft und Raumfahrt eV |
| US7355962B2 | 0.835 | Multi-carrier communications with group-based subcarrier allocation | GRANT | 2008-04-08 | 2000-12-15 | 27113311 | Great | Adaptix Inc | J & K SERVICES LLC, SDR HOLDINGS LLC, Adaptix Inc, Kaon Systems Inc |
| US7164649B2 | 0.834 | Adaptive rate control for OFDM communication system | GRANT | 2007-01-16 | 2001-11-02 | 21694767 | Great | Qualcomm Inc | Qualcomm Inc |
| US6038450A | 0.830 | Soft handover system for a multiple sub-carrier communication system and method thereof | GRANT | 2000-03-14 | 1997-09-12 | 25456065 | Great | Lucent Technologies Inc | WSOU Investments LLC |
| US9130810B2 | 0.829 | OFDM communications methods and apparatus | GRANT | 2015-09-08 | 2000-09-13 | 27398136 | Great | Qualcomm Inc | Qualcomm Inc |
| US8134976B2 | 0.825 | Channel calibration for a time division duplexed communication system | GRANT | 2012-03-13 | 2002-10-25 | 32180511 | Great | Qualcomm Inc | Qualcomm Inc |
| US7366520B2 | 0.821 | Adaptive signal processing method in a MIMO-system | GRANT | 2008-04-29 | 2001-07-03 | 7690636 | Great | Siemens AG | Siemens AG |
| US7058367B1 | 0.819 | Rate-adaptive methods for communicating over multiple input/multiple output wireless systems | GRANT | 2006-06-06 | 2003-01-31 | 36569020 | Great | AT&T Corp | Sony Corp, AT&T Properties LLC |
| EP0966797B1 | 0.817 | HIGHLY BANDWIDTH-EFFICIENT COMMUNICATIONS | GRANT | 2006-01-11 | 1997-02-24 | 27122710 | Great | AT&T Wireless Services Inc | AT&T Mobility II LLC |
| US6922388B1 | 0.817 | Signal construction detection and estimation for uplink timing synchronization and access control in a multi-access wireless communication system | GRANT | 2005-07-26 | 2000-02-11 | 24000524 | Great | Lucent Technologies Inc | GEMATLO SA, Alcatel Lucent SAS, Thales DIS France SA |
| US7417964B2 | 0.813 | Transmission apparatus and method for use in mobile communication system based on orthogonal frequency division multiplexing scheme | GRANT | 2008-08-26 | 2003-06-20 | 36241094 | Great | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US6084871A | 0.809 | Method for synchronization of transmitter and receiver at mobile radio system | GRANT | 2000-07-04 | 1994-11-29 | 20396140 | Great | Telia AB | Intellectual Ventures I LLC |
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| US7366200B2 | 0.803 | Beacon signaling in a wireless system | GRANT | 2008-04-29 | 2002-08-26 | 31950545 | Great | Qualcomm Inc | Qualcomm Inc |
| US6904283B2 | 0.801 | Multi-carrier communications with group-based subcarrier allocation | GRANT | 2005-06-07 | 2000-12-15 | 24966507 | Great | Adaptix Inc | J & K SERVICES LLC, SDR HOLDINGS LLC, Adaptix Inc, Kaon Systems Inc |
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| US6628631B1 | 0.850 | Radio communication system and handoff method therefor | GRANT | 2003-09-30 | 1999-01-27 | 11959691 | Good | Hitachi Ltd | Hitachi Ltd |
| US7027523B2 | 0.799 | Method and apparatus for transmitting data in a time division duplexed (TDD) communication system | GRANT | 2006-04-11 | 2001-06-22 | 25390711 | Good | Qualcomm Inc | Qualcomm Inc |
| US6567374B1 | 0.798 | Data and pilot mapping in an OFDM system | GRANT | 2003-05-20 | 1998-02-18 | 8231443 | Good | Sony International Europe GmbH | Sony Deutschland GmbH |
| US6052594A | 0.797 | System and method for dynamically assigning channels for wireless packet communications | GRANT | 2000-04-18 | 1997-04-30 | 25298726 | Good | AT&T Corp | AT&T Intellectual Property II LP |
| US7388845B2 | 0.796 | Multiple access wireless communications system using a multisector configuration | GRANT | 2008-06-17 | 2002-08-26 | 31949910 | Good | Qualcomm Inc | Qualcomm Inc |
| USRE43305E1 | 0.795 | Transmission system for OFDM-signals with optimized synchronization | GRANT | 2012-04-10 | 1997-09-04 | 8227316 | Good | Sony Deutschland GmbH | Redwood Technologies LLC |
| US7437177B2 | 0.795 | Method employed by a base station for controlling initial power ramp-up using short codes | GRANT | 2008-10-14 | 1996-06-27 | 24689247 | Good | InterDigital Inc | InterDigital Inc |
| US6263205B1 | 0.794 | Mobile radio communication system | GRANT | 2001-07-17 | 1998-04-27 | 14713477 | Good | Sony Corp | Sony Corp |
| US7471932B2 | 0.792 | System and method for embedding OFDM in CDMA systems | GRANT | 2008-12-30 | 2003-08-11 | 34138771 | Good | Nortel Networks Ltd | Ericsson AB |
| US20070021130A1 | 0.791 | Multi-carrier radio communication system transmission device and reception device | APPLICATION | 2007-01-25 | 2003-01-29 | 32905059 | Good | Mitsubishi Electric Corp | Mitsubishi Electric Corp |
| EP1276251A1 | 0.789 | Method for calculating a weighting vector for an antenna array | GRANT | 2003-01-15 | 2001-07-11 | 8178020 | Good | Sony International Europe GmbH | Sony Deutschland GmbH |
| US8400979B2 | 0.784 | Forward link handoff for wireless communication systems with OFDM forward link and CDMA reverse link | GRANT | 2013-03-19 | 2003-01-07 | 33456579 | Good | Qualcomm Inc | Qualcomm Inc |
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| US20020145968A1 | 0.782 | Transmit power control for an OFDM-based wireless communication system | APPLICATION | 2002-10-10 | 2001-02-28 | 25166038 | Good | AT&T Wireless Services Inc | AT&T Mobility II LLC, AT&T Wireless Services Inc |
| US7986742B2 | 0.782 | Pilots for MIMO communication system | GRANT | 2011-07-26 | 2002-10-25 | 32996541 | Good | Qualcomm Inc | Qualcomm Inc |
| WO2003061170A1 | 0.779 | PILOT MULTIPLEX METHOD IN OFDM SYSTEM AND OFDM RECEIVING METHOD | APPLICATION | 2003-07-24 | 2002-01-10 | 11738116 | Good | ||
| EP1193933B1 | 0.779 | Symbol-timing synchronization in multicarrier receivers | GRANT | 2008-08-06 | 2000-09-29 | 24712618 | Good | Symbol Technologies LLC | Symbol Technologies LLC |
| US8570988B2 | 0.775 | Channel calibration for a time division duplexed communication system | GRANT | 2013-10-29 | 2002-10-25 | 36215812 | Good | Qualcomm Inc | Qualcomm Inc |
| US7418043B2 | 0.774 | Software adaptable high performance multicarrier transmission protocol | GRANT | 2008-08-26 | 2000-07-19 | 46300473 | Good | Lot 41 Acquisition Foundation LLC | Department 13 Inc |
| US7020110B2 | 0.774 | Resource allocation for MIMO-OFDM communication systems | GRANT | 2006-03-28 | 2002-01-08 | 21922416 | Good | Qualcomm Inc | Qualcomm Inc |
| US6865215B1 | 0.773 | Spread spectrum digital data communication overlay system and method | GRANT | 2005-03-08 | 2000-02-16 | 34216172 | Good | Iowa State University Research Foundation ISURF | Iowa State University Research Foundation ISURF |
| US7283559B2 | 0.773 | Transmitting/receiving apparatus and method for packet data service in a mobile telecommunication system | GRANT | 2007-10-16 | 2000-12-27 | 19703725 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
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| US6678529B1 | 0.770 | Radio communication system | GRANT | 2004-01-13 | 1998-10-28 | 10841349 | Good | Koninklijke Philips Electronics NV | Koninklijke Philips NV |
| US5504775A | 0.767 | Multi-user spread spectrum communication system | GRANT | 1996-04-02 | 1993-02-03 | 9443687 | Good | US Philips Corp | Koninklijke Philips NV, US Philips Corp |
| US20050002369A1 | 0.767 | Apparatus and method for cell search in mobile communication system using a multiple access scheme | APPLICATION | 2005-01-06 | 2003-07-04 | 33550281 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US20030179776A1 | 0.767 | Multicarrier transmitter multicarrier receiver and multicarrier wireless communication method | APPLICATION | 2003-09-25 | 2001-06-29 | 26617936 | Good | Matsushita Electric Industrial Co Ltd | Panasonic Holdings Corp, Individual |
| US9154274B2 | 0.767 | OFDM communication system with multiple OFDM symbol sizes | GRANT | 2015-10-06 | 2002-10-25 | 32110793 | Good | Qualcomm Inc | Qualcomm Inc |
| US6690712B2 | 0.766 | Apparatus and method for transmission diversity using more than two antennas | GRANT | 2004-02-10 | 2000-05-25 | 36089224 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US20030072258A1 | 0.766 | Efficient OFDM communications with interference immunity | APPLICATION | 2003-04-17 | 2001-10-15 | 25525247 | Good | Nortel Networks Ltd | Apple Inc |
| US20050181799A1 | 0.766 | Methods and apparatus of enhancing performance in wireless communication systems | APPLICATION | 2005-08-18 | 2003-04-23 | 33310961 | Good | Flarion Technologies Inc | Qualcomm Inc |
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| US6654429B1 | 0.759 | Pilot-aided channel estimation for OFDM in wireless systems | GRANT | 2003-11-25 | 1998-12-31 | 29586247 | Good | AT&T Corp | AT&A CORP, AT&T Corp |
| US6751187B2 | 0.758 | Method and apparatus for processing data for transmission in a multi-channel communication system using selective channel transmission | GRANT | 2004-06-15 | 2001-05-17 | 25399871 | Good | Qualcomm Inc | Qualcomm Inc |
| US6333937B1 | 0.758 | Access retry method for shared channel wireless communications links | GRANT | 2001-12-25 | 1998-03-05 | 21881733 | Good | AT&T Wireless Services Inc | Clear Wireless LLC, Clearwire IP Holdings LLC, Clearwire Legacy LLC, Clearwire Communications LLC |
| US7376422B2 | 0.756 | Mobile communication system utilizing advance notice of data transmission | GRANT | 2008-05-20 | 2003-12-11 | 34510547 | Good | NEC Corp | Lenovo Innovations Ltd Hong Kong |
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| US7027429B2 | 0.707 | Method and apparatus for time and frequency synchronization of OFDM communication systems | GRANT | 2006-04-11 | 2001-06-19 | 25384937 | Good | Flarion Technologies Inc | Qualcomm Inc |
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| US7286499B2 | 0.705 | Methods and apparatuses for fast power control of signals transmitted on a multiple access channel | GRANT | 2007-10-23 | 1998-07-10 | 22351090 | Good | Qualcomm Inc | Qualcomm Inc |
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| US7873009B2 | 0.689 | Method and system of radio communications of traffic with different characteristics | GRANT | 2011-01-18 | 2003-12-22 | 34709477 | Good | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB |
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| US20010031639A1 | 0.662 | Method in wireless telecommunication system system transmitter and receiver | APPLICATION | 2001-10-18 | 1998-09-08 | 8552443 | Good | Domiras Oy | Domiras Oy |
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| US6888805B2 | 0.655 | Time multiplexed transmission scheme for a spread spectrum communication system | GRANT | 2005-05-03 | 2001-03-23 | 25220960 | Good | Qualcomm Inc | Qualcomm Inc |
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| US20030109226A1 | 0.625 | Beam forming method | APPLICATION | 2003-06-12 | 2000-07-04 | 7647716 | Good | Siemens AG | Nokia Solutions and Networks GmbH and Co KG |
| EP0486834B1 | 0.625 | Multi-access method and mobile radiocommunication system implementing said multi-access method | GRANT | 1995-11-22 | 1990-11-22 | 4261690 | Good | Ascom Tech AG | Ascom Tech AG |
| US6477210B2 | 0.624 | System for near optimal joint channel estimation and data detection for COFDM systems | GRANT | 2002-11-05 | 2000-02-07 | 27391326 | Good | AT&T Corp | AT&T Corp |
| US6771706B2 | 0.623 | Method and apparatus for utilizing channel state information in a wireless communication system | GRANT | 2004-08-03 | 2001-03-23 | 25220738 | Good | Qualcomm Inc | Qualcomm Inc |
| US5425050A | 0.622 | Television transmission system using spread spectrum and orthogonal frequency-division multiplex | GRANT | 1995-06-13 | 1992-10-23 | 46248221 | Good | Massachusetts Institute of Technology | Massachusetts Institute of Technology |
| US6853689B1 | 0.622 | Method and apparatus for channel estimation with transmit diversity | GRANT | 2005-02-08 | 1999-07-15 | 26841549 | Good | Telefonaktiebolaget LM Ericsson AB | Optis Wireless Technology LLC, Cluster LLC |
| US7099629B1 | 0.622 | Method and apparatus for adaptive transmission control in a high data rate communication system | GRANT | 2006-08-29 | 2000-11-06 | 24842229 | Good | Qualcomm Inc | Qualcomm Inc |
| US5889759A | 0.620 | OFDM timing and frequency recovery system | GRANT | 1999-03-30 | 1996-08-12 | 25678618 | Good | Telecommunications Res Labs | Telecommunications Res Labs |
| US6226320B1 | 0.620 | Method and equipment for multirate coding and detection in a multiple access mobile communication system | GRANT | 2001-05-01 | 1995-05-08 | 8543368 | Good | Nokia Telecommunications Oy | Nokia Solutions and Networks Oy |
| US6959050B2 | 0.619 | Method and apparatus for synchronizing an OFDM signal | GRANT | 2005-10-25 | 2001-06-15 | 25381445 | Good | Motorola Inc | Google Technology Holdings LLC |
| EP0917316B1 | 0.618 | Method for bandwidth sharing in a multiple access system for communications networks | GRANT | 2007-11-28 | 1997-10-14 | 27370126 | Good | Lucent Technologies Inc | Nokia of America Corp |
| US6549561B2 | 0.616 | OFDM pilot tone tracking for wireless LAN | GRANT | 2003-04-15 | 2001-02-21 | 46278035 | Good | Magis Networks Inc | Fleet Connect Solutions LLC, Sanyo Semiconductor Corp |
| US7139340B2 | 0.616 | Robust OFDM carrier recovery methods and apparatus | GRANT | 2006-11-21 | 2002-06-28 | 29779774 | Good | Hitachi Ltd | Hitachi Ltd |
| US7012906B1 | 0.616 | Pilot signals for synchronization and/or channel estimation | GRANT | 2006-03-14 | 1999-03-15 | 35998838 | Good | LG Information and Communications Ltd | LG Electronics Inc |
| US7539501B2 | 0.615 | High data throughput wireless local area network receiver | GRANT | 2009-05-26 | 2003-11-24 | 34437385 | Good | Broadcom Corp | Avago Technologies International Sales Pte Ltd |
| US6532227B1 | 0.614 | General packet radio service | GRANT | 2003-03-11 | 1997-04-21 | 8548690 | Good | Nokia Mobile Phones Ltd | Nokia Technologies Oy |
| US7130293B2 | 0.614 | Transmitter transmitting method receiver and receiving method for MC-CDMA communication system | GRANT | 2006-10-31 | 2000-11-06 | 26603476 | Good | NTT Docomo Inc | NTT Docomo Inc |
| US6487252B1 | 0.614 | Wireless communication system and method for synchronization | GRANT | 2002-11-26 | 1999-01-29 | 22908582 | Good | Motorola Inc | Google Technology Holdings LLC |
| US6754473B1 | 0.614 | Apparatus and method for providing closed-loop transmit antenna diversity in a mobile communication system | GRANT | 2004-06-22 | 1999-10-09 | 19614682 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US7061915B2 | 0.613 | High rate packet data transmission system | GRANT | 2006-06-13 | 2000-05-17 | 8168759 | Good | Matsushita Electric Industrial Co Ltd | Panasonic Holdings Corp, Panasonic Intellectual Property Corp of America |
| US8111607B2 | 0.612 | Frequency division multiplexing system with selectable rate | GRANT | 2012-02-07 | 1998-01-06 | 8233277 | Good | Mosaid Technologies Inc | Mosaid Technologies Inc |
| US7035663B1 | 0.612 | Wireless telecommunications overlay system | GRANT | 2006-04-25 | 2001-10-30 | 36191136 | Good | Sprint Communications Co LP | Sprint Communications Co LP |
| US7577117B2 | 0.611 | Wireless terminals supporting communications with an access point over separate wireless channels and related wireless systems | GRANT | 2009-08-18 | 2003-04-25 | 32322394 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US6870808B1 | 0.611 | Channel allocation in broadband orthogonal frequency-division multiple-access/space-division multiple-access networks | GRANT | 2005-03-22 | 2000-10-18 | 24781566 | Good | Adaptix Inc | J & K SERVICES LLC, SDR HOLDINGS LLC, Adaptix Inc, Kaon Systems Inc |
| US20020136190A1 | 0.611 | Band-division demodulation method and OFDM receiver | APPLICATION | 2002-09-26 | 2001-03-26 | 18942545 | Good | Hitachi Kokusai Electric Inc | Hitachi Kokusai Electric Inc |
| US20050111397A1 | 0.609 | Hybrid TDM/OFDM/CDM reverse link transmission | APPLICATION | 2005-05-26 | 2002-12-06 | 34590331 | Good | Qualcomm Inc | Qualcomm Inc |
| US6907246B2 | 0.609 | Method and system for reducing wireless multi-cell interferences through segregated channel assignments and segregated antenna beams | GRANT | 2005-06-14 | 2001-11-20 | 25535195 | Good | Navini Networks Inc | Cisco Technology Inc |
| US8194770B2 | 0.607 | Coded MIMO systems with selective channel inversion applied per eigenmode | GRANT | 2012-06-05 | 2002-08-27 | 31976188 | Good | Qualcomm Inc | Qualcomm Inc |
| US20020034161A1 | 0.607 | Method and apparatus for channel estimation | APPLICATION | 2002-03-21 | 2000-05-31 | 22774648 | Good | Interuniversitair Microelektronica Centrum vzw IMEC | Interuniversitair Microelektronica Centrum vzw IMEC |
| US7738428B2 | 0.607 | Multiple-input multiple-output (MIMO) systems with multiple transmission modes | GRANT | 2010-06-15 | 2002-02-26 | 27753632 | Good | Qualcomm Inc | Qualcomm Inc |
| US6091932A | 0.606 | Bidirectional point to multipoint network using multicarrier modulation | GRANT | 2000-07-18 | 1995-05-20 | 10774699 | Good | RegioCom GmbH | WEST END SYSTEMS CORP, OneLine AG |
| EP1668808A1 | 0.606 | METHOD AND APPARATUS FOR CELL IDENTIFICATION IN WIRELESS DATA NETWORKS | GRANT | 2006-06-14 | 2003-09-30 | 34435355 | Good | Cisco Technology Inc | Cisco Technology Inc |
| US20020160781A1 | 0.605 | System method and apparatus for facilitating resource allocation in a communication system | APPLICATION | 2002-10-31 | 2001-02-23 | 25155447 | Good | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB, Individual |
| US7035201B2 | 0.605 | Programmable transceiver structure of multi-rate OFDM-CDMA for wireless multimedia communications | GRANT | 2006-04-25 | 2001-04-20 | 26963183 | Good | MediaTek Inc | MediaTek Inc |
| US6807147B1 | 0.604 | Methods and apparatus for use in obtaining frame synchronization in an OFDM communication system | GRANT | 2004-10-19 | 1999-06-23 | 33134560 | Good | AT&T Wireless Services Inc | AT&T Mobility II LLC, AT&T Wireless Services Inc |
| US8842657B2 | 0.604 | High speed media access control with legacy system interoperability | GRANT | 2014-09-23 | 2003-10-15 | 34468590 | Good | Qualcomm Inc | Qualcomm Inc |
| US6917602B2 | 0.603 | System and method for random access channel capture with automatic retransmission request | GRANT | 2005-07-12 | 2002-05-29 | 29582707 | Good | Nokia Oyj | Nokia Oyj |
| US5519730A | 0.603 | Communication signal having a time domain pilot component | GRANT | 1996-05-21 | 1990-06-12 | 25128766 | Good | Motorola Inc | Motorola Solutions Inc |
| US7123934B1 | 0.602 | Telecommunications overlay system | GRANT | 2006-10-17 | 2002-02-15 | 37086009 | Good | Sprint Communications Co LP | T Mobile Innovations LLC |
| US20040156421A1 | 0.600 | Coding and receiver structure for ultra wide band communications | APPLICATION | 2004-08-12 | 2003-02-10 | 32824276 | Good | Texas Instruments Inc | Texas Instruments Inc |
| EP1513272A1 | 0.598 | BASE STATION APPARATUS AND METHOD FOR CONTROLLING TRANSMISSION ASSIGNMENT | GRANT | 2005-03-09 | 2002-11-20 | 32321837 | Good | Matsushita Electric Industrial Co Ltd | Panasonic Corp |
| US6618454B1 | 0.597 | Diversity coded OFDM for high data-rate communication | GRANT | 2003-09-09 | 1998-02-06 | 26755041 | Good | AT&T Corp | AT&T Corp |
| US5914933A | 0.596 | Clustered OFDM communication system | GRANT | 1999-06-22 | 1996-03-08 | 26682577 | Good | Lucent Technologies Inc | Nokia of America Corp |
| US6665309B2 | 0.595 | Apparatus and associated method for generating assignment information used pursuant to channel allocation in a radio communication system | GRANT | 2003-12-16 | 2001-09-20 | 26881110 | Good | Nokia Oyj | Nokia Technologies Oy, Vringo Infrastructure Inc |
| US6104926A | 0.594 | Call handoff | GRANT | 2000-08-15 | 1995-07-31 | 24027765 | Good | GTE Airfone Inc | Gogo LLC |
| WO2002039595A2 | 0.594 | METHOD AND APPARATUS FOR MULTIPLEXING HIGH-SPEED PACKET DATA TRANSMISSION WITH VOICE/DATA TRANSMISSION | APPLICATION | 2002-05-16 | 2000-11-09 | 24856851 | Good | ||
| US20040218519A1 | 0.594 | Apparatus and method for estimation of channel state information in OFDM receivers | APPLICATION | 2004-11-04 | 2003-05-01 | 33309919 | Good | Silicon Integrated Systems Corp | Silicon Integrated Systems Corp |
| US8233462B2 | 0.593 | High speed media access control and direct link protocol | GRANT | 2012-07-31 | 2003-10-15 | 34468587 | Good | Qualcomm Inc | Qualcomm Inc |
| US8483105B2 | 0.593 | High speed media access control | GRANT | 2013-07-09 | 2003-10-15 | 34468589 | Good | Qualcomm Inc | Qualcomm Inc |
| US5416801A | 0.593 | Digital signal transmission system based on partitioning of a coded modulation with concatenated codings | GRANT | 1995-05-16 | 1992-07-08 | 9431694 | Good | US Philips Corp | US Philips Corp |
| US8391322B2 | 0.592 | Method and system for single weight (SW) antenna system for spatial multiplexing (SM) MIMO system for WCDMA/HSDPA | GRANT | 2013-03-05 | 2003-07-09 | 35432703 | Good | Broadcom Corp | Avago Technologies International Sales Pte Ltd |
| US7430253B2 | 0.592 | Method and apparatus for interference suppression with efficient matrix inversion in a DS-CDMA system | GRANT | 2008-09-30 | 2002-10-15 | 32110145 | Good | TensorComm Inc | III Holdings 1 LLC |
| US8626243B2 | 0.591 | Data transmission method for a mobile communication system | GRANT | 2014-01-07 | 2003-03-03 | 32923488 | Good | Hitachi Ltd | Godo Kaisha IP Bridge 1 |
| US7764711B2 | 0.591 | CDMA transmission apparatus and CDMA transmission method | GRANT | 2010-07-27 | 2003-05-09 | 33432154 | Good | Panasonic Corp | INVT SPE LLC |
| US6473393B1 | 0.591 | Channel estimation for OFDM systems with transmitter diversity | GRANT | 2002-10-29 | 1998-12-18 | 22801535 | Good | AT&T Corp | AT&T Corp |
| US6661832B1 | 0.590 | System and method for providing an accurate estimation of received signal interference for use in wireless communications systems | GRANT | 2003-12-09 | 1999-05-11 | 23200803 | Good | Qualcomm Inc | Qualcomm Inc |
| US20030112883A1 | 0.590 | Method and apparatus for bi-directional communication in systems broadcasting multi-carrier signals | APPLICATION | 2003-06-19 | 2001-12-13 | 27385083 | Good | Sarnoff Corp | Sarnoff Corp |
| US7062002B1 | 0.588 | Method for synchronizing a base station with a mobile station a base station and a mobile station | GRANT | 2006-06-13 | 1999-04-29 | 26053133 | Good | Siemens AG | Siemens AG |
| US7542453B2 | 0.587 | Wireless communication system wireless communication apparatus wireless communication method and computer program | GRANT | 2009-06-02 | 2004-01-08 | 34737155 | Good | Sony Corp | Sony Corp |
| US7280840B2 | 0.587 | Receiving apparatus transmitting apparatus and reception method | GRANT | 2007-10-09 | 2002-11-13 | 32180628 | Good | Matsushita Electric Industrial Co Ltd | InterDigital Patent Holdings Inc |
| US6996401B2 | 0.586 | Method of managing processing resources in a mobile radio system | GRANT | 2006-02-07 | 2001-02-23 | 8860399 | Good | Evolium SAS | Nokia Technologies Oy |
| US6577670B1 | 0.586 | Programmable filtering mechanism to allow bandwidth overlap between direct sequence spread spectrum communication device and frequency-hopping transmitter | GRANT | 2003-06-10 | 1999-08-20 | 23493490 | Good | Intersil Americas LLC | Intersil Corp, Intellectual Ventures I LLC, Globespan Virata Inc |
| US7173991B2 | 0.585 | Methods and apparatus for spectral filtering channel estimates | GRANT | 2007-02-06 | 2002-06-17 | 29733235 | Good | Hitachi Ltd | Hitachi Ltd |
| US6909761B2 | 0.584 | Digital communication system having improved pilot encoding | GRANT | 2005-06-21 | 2002-12-19 | 32594108 | Good | Motorola Inc | Motorola Mobility LLC |
| US8194771B2 | 0.584 | Transmission method and apparatus in a multiple antenna communication system | GRANT | 2012-06-05 | 2004-01-27 | 34798942 | Good | Agere Systems LLC | Avago Technologies International Sales Pte Ltd |
| US5920547A | 0.584 | TDD method between a base station and at least one mobile station | GRANT | 1999-07-06 | 1996-07-24 | 7800722 | Good | Nokia Mobile Phones Ltd | Nokia Oyj |
| US6285665B1 | 0.581 | Method for establishment of the power level for uplink data transmission in a multiple access system for communications networks | GRANT | 2001-09-04 | 1997-10-14 | 27370131 | Good | Lucent Technologies Inc | Nokia of America Corp, WSOU Investments LLC |
| US5555268A | 0.581 | Multicode direct sequence spread spectrum | GRANT | 1996-09-10 | 1994-01-24 | 22686272 | Good | Quarterhill Inc | Quarterhill Inc |
| WO2001071928A2 | 0.580 | HIGH EFFICIENCY HIGH PERFORMANCE COMMUNICATIONS SYSTEM EMPLOYING MULTI-CARRIER MODULATION | APPLICATION | 2001-09-27 | 2000-03-22 | 24122043 | Good | ||
| US6876694B2 | 0.580 | Method and apparatus for decoding spread spectrum signal for CDMA | GRANT | 2005-04-05 | 2000-03-15 | 18590523 | Good | NEC Corp | NEC Corp |
| US6369758B1 | 0.580 | Adaptive antenna array for mobile communication | GRANT | 2002-04-09 | 2000-11-01 | 24821908 | Good | Unique Broadband Systems Inc | Unique Broadband Systems Ltd |
| US6005852A | 0.579 | Load control method and apparatus for CDMA cellular system having circuit and packet switched terminals | GRANT | 1999-12-21 | 1996-09-20 | 24880301 | Good | Nokia Mobile Phones Ltd | Nokia Oyj |
| US6493395B1 | 0.578 | Multi-carrier transmission systems | GRANT | 2002-12-10 | 1996-09-02 | 20403748 | Good | STMicroelectronics NV | STMicroelectronics NV |
| EP1578043A1 | 0.578 | RADIO COMMUNICATION DEVICE AND RADIO COMMUNICATION METHOD | GRANT | 2005-09-21 | 2002-12-26 | 32708298 | Good | Matsushita Electric Industrial Co Ltd | Panasonic Corp |
| US8422434B2 | 0.577 | Peak-to-average power ratio management for multi-carrier modulation in wireless communication systems | GRANT | 2013-04-16 | 2003-02-18 | 32850183 | Good | Qualcomm Inc | Qualcomm Inc |
| US6700865B1 | 0.575 | Diversity receiver | GRANT | 2004-03-02 | 1999-03-29 | 13856368 | Good | NEC Corp | NEC Corp |
| US7324495B1 | 0.575 | System and method for broadcasting timing information to remote units in a wireless multiple access network | GRANT | 2008-01-29 | 1999-06-23 | 38973957 | Good | Clearwire Corp | Clear Wireless LLC, Clearwire IP Holdings LLC, Clearwire Legacy LLC |
| US5602835A | 0.574 | OFDM synchronization demodulation circuit | GRANT | 1997-02-11 | 1993-11-16 | 17712489 | Good | Toshiba Corp | Toshiba Corp |
| US20060111148A1 | 0.574 | Low complexity beamformers for multiple transmit and receive antennas | APPLICATION | 2006-05-25 | 2002-10-29 | 32230335 | Good | Nokia Oyj | Nokia Oyj |
| US20030067890A1 | 0.573 | System and method for providing automatic re-transmission of wirelessly transmitted information | APPLICATION | 2003-04-10 | 2001-10-10 | 29216593 | Good | Intel Corp | Intel Corp, ISOPAN WIRELESS Inc |
| US7161985B2 | 0.572 | Method and device for transmitting data on at least one electrical power supply line | GRANT | 2007-01-09 | 2000-12-20 | 7668046 | Good | Siemens AG | Siemens AG |
| US20070230431A1 | 0.572 | Methods and Apparatus for Backwards Compatible Communication in a Multiple Antenna Communication System Using Fmd-Based Preamble Structures | APPLICATION | 2007-10-04 | 2003-06-30 | 34068158 | Good | Agere Systems LLC | Avago Technologies International Sales Pte Ltd |
| US5734967A | 0.571 | Method and apparatus for reducing self interference in a communication system | GRANT | 1998-03-31 | 1994-02-17 | 22735668 | Good | Motorola Inc | Google Technology Holdings LLC |
| US6144696A | 0.570 | Spread spectrum bit allocation algorithm | GRANT | 2000-11-07 | 1997-12-31 | 21693240 | Good | AT&T Corp | AT&T Corp |
| US7894538B2 | 0.570 | Frequency-independent spatial processing for wideband MISO and MIMO systems | GRANT | 2011-02-22 | 2003-08-27 | 34217123 | Good | Qualcomm Inc | Qualcomm Inc |
| US7092431B2 | 0.569 | Receiver transmitter communication system and method of communication | GRANT | 2006-08-15 | 2001-12-28 | 19189773 | Good | NTT Docomo Inc | NTT Docomo Inc |
| US7092450B1 | 0.568 | Frequency-domain method for joint equalization and decoding of space-time block codes | GRANT | 2006-08-15 | 2001-04-09 | 36781829 | Good | AT&T Corp | AT&T Intellectual Property II LP |
| US6430724B1 | 0.567 | Soft selection combining based on successive erasures of frequency band components in a communication system | GRANT | 2002-08-06 | 1999-05-28 | 23256701 | Good | Agere Systems Guardian Corp | Avago Technologies International Sales Pte Ltd, Agere Systems LLC |
| US6016313A | 0.567 | System and method for broadband millimeter wave data communication | GRANT | 2000-01-18 | 1996-11-07 | 24976051 | Good | Wavtrace Inc | COMERICA BANK, BWA Technology Inc |
| WO2004015946A1 | 0.567 | JOINT CHANNEL AND NOISE VARIANCE ESTIMATION IN A WIDEBAND OFDM SYSTEM | APPLICATION | 2004-02-19 | 2002-08-13 | 31720659 | Good | ||
| US7327800B2 | 0.567 | System and method for data detection in wireless communication systems | GRANT | 2008-02-05 | 2002-05-24 | 29553586 | Good | Vecima Networks Inc | Vecima Networks Inc |
| US7379508B1 | 0.566 | Frequency-domain method for joint equalization and decoding of space-time block codes | GRANT | 2008-05-27 | 2001-04-09 | 39877817 | Good | AT&T Corp | AT&T Corp |
| US6801564B2 | 0.565 | Reverse link correlation filter in wireless communication systems | GRANT | 2004-10-05 | 2000-02-23 | 26880069 | Good | IPR Licensing Inc | IPR Licensing Inc |
| US8036180B2 | 0.564 | Random access channel preamble | GRANT | 2011-10-11 | 1998-12-14 | 27493852 | Good | InterDigital Technology Corp | InterDigital Technology Corp |
| US7092459B2 | 0.563 | Frequency tracking using pilot and non-pilot symbols | GRANT | 2006-08-15 | 2001-11-08 | 21723184 | Good | Qualcomm Inc | Qualcomm Inc |
| US5751704A | 0.563 | Technique for minimizing the variance of interference in packetized interference-limited wireless communication systems | GRANT | 1998-05-12 | 1996-03-01 | 24441400 | Good | Lucent Technologies Inc | Nokia of America Corp |
| EP1033823A1 | 0.562 | Synchronization control of spread spectrum receiver in mobile station base station and correspondent method | GRANT | 2000-09-06 | 1999-03-03 | 12998208 | Good | Hitachi Ltd | Hitachi Ltd |
| US5694389A | 0.562 | OFDM transmission/reception system and transmitting/receiving apparatus | GRANT | 1997-12-02 | 1995-02-24 | 12486735 | Good | Toshiba Corp | Toshiba Corp |
| US6377632B1 | 0.560 | Wireless communication system and method using stochastic space-time/frequency division multiplexing | GRANT | 2002-04-23 | 2000-01-24 | 23949107 | Good | Iospan Wireless Inc | Gigabit Wireless Inc, Iospan Wireless Inc |
| US5825807A | 0.558 | System and method for multiplexing a spread spectrum communication system | GRANT | 1998-10-20 | 1995-11-06 | 24213049 | Good | ||
| US20050047496A1 | 0.558 | Modem with pilot symbol synchronization | APPLICATION | 2005-03-03 | 2003-08-13 | 34216334 | Good | L3 Communications Corp | L3 Technologies Inc |
| US6141567A | 0.558 | Apparatus and method for beamforming in a changing-interference environment | GRANT | 2000-10-31 | 1999-06-07 | 23278023 | Good | Arraycomm LLC | Intel Corp |
| US20060121921A1 | 0.556 | Transmitter apparatus receiver apparatus and radio communication apparatus | APPLICATION | 2006-06-08 | 2003-06-27 | 33549617 | Good | Mitsubishi Electric Corp | Mitsubishi Electric Corp |
| US8374272B2 | 0.554 | Space-time coded OFDM system for MMDS applications | GRANT | 2013-02-12 | 2000-11-06 | 26683114 | Good | DirecTV Group Inc | DirecTV LLC |
| US5822700A | 0.552 | Flow control of short message service messages in a cellular telephone network | GRANT | 1998-10-13 | 1996-04-18 | 24543529 | Good | Telefonaktiebolaget LM Ericsson AB | Unwired Planet LLC |
| US7606316B1 | 0.551 | MIMO-OFDM preamble for channel estimation | GRANT | 2009-10-20 | 2003-05-14 | 41170355 | Good | Marvell International Ltd | Marvell Asia Pte Ltd |
| US6678527B1 | 0.551 | Multimedia and multiservice calls in mobile network | GRANT | 2004-01-13 | 1998-02-09 | 8550774 | Good | Nokia Networks Oy | Sisvel International SA |
| US7555268B2 | 0.551 | RF transmitter having multiple constant transmit power levels | GRANT | 2009-06-30 | 2003-12-19 | 34678225 | Good | Broadcom Corp | Avago Technologies International Sales Pte Ltd |
| USRE42236E1 | 0.549 | Multiuse subcarriers in multipoint-to-point communication using orthogonal frequency division multiplexing | GRANT | 2011-03-22 | 1995-02-06 | 38428183 | Good | ADC Telecommunications Inc | HTC Corp |
| US8073072B2 | 0.547 | Multiple-input multiple-output system and method | GRANT | 2011-12-06 | 2003-11-04 | 34576797 | Good | Qualcomm Atheros Inc | Qualcomm Inc |
| WO2003005652A1 | 0.547 | WIRELESS COMMUNICATION SYSTEM CONFIGURED TO COMMUNICATE USING A MIXED WAVEFORM CONFIGURATION | APPLICATION | 2003-01-16 | 2001-07-06 | 26840710 | Good | ||
| US4703474A | 0.547 | Spread spectrum code-division-multiple-access (SS-CDMA) lightwave communication system | GRANT | 1987-10-27 | 1986-02-28 | 25266717 | Good | AT&T Corp, AMERICAN TELEPHONE AND TELEGRAPH COMPANY AT&T BELL LABORATORIES | AMERICAN TELEPHONE AND TELEGRAPH COMPANY AT&T BELL LABORATORIES |
| US7450587B2 | 0.547 | Method for transmitting packet information in a radio communication system | GRANT | 2008-11-11 | 2000-02-18 | 7631539 | Good | Siemens AG | Siemens AG |
| US8903440B2 | 0.546 | Distributed hierarchical scheduling in an ad hoc network | GRANT | 2014-12-02 | 2004-01-29 | 40407330 | Good | Qualcomm Inc | Qualcomm Inc |
| US5479447A | 0.545 | Method and apparatus for adaptive variable bandwidth high-speed data transmission of a multicarrier signal over digital subscriber lines | GRANT | 1995-12-26 | 1993-05-03 | 22009766 | Good | Leland Stanford Junior University | Leland Stanford Junior University |
| US6901116B1 | 0.543 | Method and system for reducing false detections of access signals | GRANT | 2005-05-31 | 2001-04-02 | 34592729 | Good | Cisco Technology Inc | Cisco Technology Inc |
| US7133479B2 | 0.542 | Frequency synchronization apparatus and method for OFDM systems | GRANT | 2006-11-07 | 2003-04-15 | 33158570 | Good | Silicon Integrated Systems Corp | Silicon Integrated Systems Corp |
| US6026123A | 0.542 | Digital transmission system with high immunity to dynamic linear distortion | GRANT | 2000-02-15 | 1997-08-02 | 25428895 | Good | Hanger Solutions LLC | Xylon LLC |
| US20040082336A1 | 0.541 | Method of transfer of a call connection connecting a telecommunications base station and a mobile user terminal between dedicated and shared channels and a corresponding telecommunications system | APPLICATION | 2004-04-29 | 2002-10-24 | 32050100 | Good | Lucent Technologies Inc | WSOU Investments LLC |
| US8078211B2 | 0.540 | Reallocation of excess power for full channel-state information (CSI) multiple-input multiple-output (MIMO) systems | GRANT | 2011-12-13 | 2002-01-23 | 22003337 | Good | Qualcomm Inc | Qualcomm Inc |
| US20050165949A1 | 0.540 | Method and apparatus of using a single channel to provide acknowledgement and assignment messages | APPLICATION | 2005-07-28 | 2004-01-28 | 34799727 | Good | Qualcomm Inc | Qualcomm Inc |
| US7154973B2 | 0.540 | Spreading code synchronization method receiver and mobile station | GRANT | 2006-12-26 | 2000-10-19 | 18798312 | Good | NTT Docomo Inc | NTT Docomo Inc |
| USRE41771E1 | 0.538 | System for multiple use subchannels | GRANT | 2010-09-28 | 1995-02-06 | 38873558 | Good | ADC Telecommunications Inc | HTC Corp |
| US5982819A | 0.537 | Modulation format adaptive messaging receiver and method thereof | GRANT | 1999-11-09 | 1996-09-23 | 24882671 | Good | Motorola Inc | Google Technology Holdings LLC |
| US6480558B1 | 0.537 | Synchronization and cell search methods and apparatus for wireless communications | GRANT | 2002-11-12 | 1999-03-17 | 23034091 | Good | Ericsson Inc | Ericsson Inc, Optis Wireless Technology LLC, Cluster LLC |
| WO2004079937A2 | 0.537 | AN ULTRA-WIDEBAND TRANSCEIVER ARCHITECTURE AND ASSOCIATED METHODS | APPLICATION | 2004-09-16 | 2003-03-03 | 32961268 | Good | ||
| US7327795B2 | 0.537 | System and method for wireless communication systems | GRANT | 2008-02-05 | 2003-03-31 | 32989564 | Good | Vecima Networks Inc | Vecima Networks Inc |
| US8743837B2 | 0.536 | Modified preamble structure for IEEE 802.11A extensions to allow for coexistence and interoperability between 802.11A devices and higher data rate MIMO or otherwise extended devices | GRANT | 2014-06-03 | 2003-04-10 | 41811422 | Good | Qualcomm Inc | Qualcomm Inc |
| US6041237A | 0.536 | Method of channel allocation | GRANT | 2000-03-21 | 1997-04-02 | 7825273 | Good | Siemens AG | Nokia Solutions and Networks GmbH and Co KG |
| US5995494A | 0.534 | Data communication using network DCE and modified channel associated signaling | GRANT | 1999-11-30 | 1996-07-17 | 16508246 | Good | NEC Corp | NEC Corp |
| US6134434A | 0.534 | System and method for providing service negotiation in a communications network | GRANT | 2000-10-17 | 1997-12-08 | 25532474 | Good | Qualcomm Inc | Qualcomm Inc |
| US7818018B2 | 0.533 | Distributed hierarchical scheduling in an AD hoc network | GRANT | 2010-10-19 | 2004-01-29 | 34826222 | Good | Qualcomm Inc | Qualcomm Inc |
| US5471647A | 0.533 | Method for minimizing cross-talk in adaptive transmission antennas | GRANT | 1995-11-28 | 1993-04-14 | 21944502 | Good | Leland Stanford Junior University | Leland Stanford Junior University |
| US6636568B2 | 0.533 | Data transmission with non-uniform distribution of data rates for a multiple-input multiple-output (MIMO) system | GRANT | 2003-10-21 | 2002-03-01 | 27787546 | Good | Qualcomm Inc | Qualcomm Inc |
| US8903016B2 | 0.532 | Spatial spreading in a multi-antenna communication system | GRANT | 2014-12-02 | 2003-12-17 | 34703586 | Good | Qualcomm Inc | Qualcomm Inc |
| US7519016B2 | 0.532 | Method for controlling transmission power of HS-SCCH in UMTS system | GRANT | 2009-04-14 | 2001-11-16 | 36139695 | Good | LG Electronics Inc | LG Electronics Inc |
| WO2005022808A2 | 0.530 | MULTIPLE BONDED CHANNEL EXTENSIONS TO TH IEEE 802.11 STANDARD | APPLICATION | 2005-03-10 | 2003-09-02 | 34273438 | Good | ||
| US6366195B1 | 0.529 | Power control in two-way paging systems | GRANT | 2002-04-02 | 1998-03-13 | 21918433 | Good | Wireless Online Inc | Zarbana Digital Fund LLC, Hanger Solutions LLC |
| US5706428A | 0.529 | Multirate wireless data communication system | GRANT | 1998-01-06 | 1996-03-14 | 24465246 | Good | Lucent Technologies Inc | Mosaid Technologies Inc |
| WO2002013429A1 | 0.528 | COMMUNICATIONS PROTOCOL FOR WIRELESS LAN HARMONIZING THE IEEE 802.11a AND ETSI HiPerLAN/2 STANDARDS | APPLICATION | 2002-02-14 | 2000-08-09 | 26918328 | Good | ||
| US7508862B2 | 0.528 | Determination and selection of transmission paths as a function of the operating situation for setting up rake fingers for rake receiver units in mobile communication terminals | GRANT | 2009-03-24 | 2003-10-02 | 34399201 | Good | Infineon Technologies AG | Infineon Technologies AG, Apple Inc, Intel Corp |
| US6535715B2 | 0.526 | Hybrid/fiber coax video and telephony communication system with poly-phase filtering | GRANT | 2003-03-18 | 1995-02-06 | 27095858 | Good | ADC Telecommunications Inc | HTC Corp |
| WO2003096571A1 | 0.526 | RADIO RESOURCE MANAGEMENT FOR A HIGH SPEED SHARED CHANNEL | APPLICATION | 2003-11-20 | 2002-05-13 | 26655702 | Good | ||
| US6320897B1 | 0.525 | Multicode spread spectrum communications system | GRANT | 2001-11-20 | 1996-10-03 | 24915024 | Good | WiLAN Inc | Quarterhill Inc |
| US6567397B1 | 0.522 | System and method for wireless exchange of data in a non-real-time data communications system | GRANT | 2003-05-20 | 2000-02-15 | 23991589 | Good | Sophia Communications Inc | BIZCOM USA Inc |
| US7099296B2 | 0.522 | Time division protocol for an ad-hoc peer-to-peer radio network having coordinating channel access to shared parallel data channels with separate reservation channel | GRANT | 2006-08-29 | 2000-11-08 | 26938255 | Good | MeshNetworks Inc | MESH NETWORKS, Arris Enterprises LLC |
| US8369790B2 | 0.521 | Communication overhead reduction apparatus systems and methods | GRANT | 2013-02-05 | 2003-12-30 | 34701254 | Good | Intel Corp | Intel Corp |
| US6603801B1 | 0.519 | Spread spectrum transceiver for use in wireless local area network and having multipath mitigation | GRANT | 2003-08-05 | 1998-01-16 | 26752492 | Good | Harris Corp, Globespan Virata Inc | Harris Corp, Hanger Solutions LLC |
| US7099678B2 | 0.517 | System and method for transmit weight computation for vector beamforming radio communication | GRANT | 2006-08-29 | 2003-04-10 | 33163162 | Good | IPR Licensing Inc | IPR Licensing Inc |
| US7020122B1 | 0.517 | CDMA system mobile radio terminal equipment | GRANT | 2006-03-28 | 1998-12-28 | 18502066 | Good | Toshiba Corp | Fujitsu Mobile Communications Ltd |
| US7110350B2 | 0.515 | Wireless LAN compatible multi-input multi-output system | GRANT | 2006-09-19 | 2003-06-18 | 34061858 | Good | University of Florida Research Foundation Inc | University of Florida Research Foundation Inc |
| US8089887B2 | 0.513 | Method for automatic signal routing in ad hoc networks | GRANT | 2012-01-03 | 2002-11-19 | 32297817 | Good | Massachusetts Institute of Technology | Massachusetts Institute of Technology |
| US6108374A | 0.512 | System and method for measuring channel quality information | GRANT | 2000-08-22 | 1997-08-25 | 25445463 | Good | Lucent Technologies Inc | Nokia of America Corp |
| US7590071B2 | 0.512 | Systems and methods for high rate OFDM communications | GRANT | 2009-09-15 | 2002-03-08 | 27805268 | Good | Aware Inc | Intel Corp |
| US6449245B1 | 0.512 | Signal receiving apparatus and method and providing medium | GRANT | 2002-09-10 | 1998-02-20 | 12521708 | Good | Sony Corp | Sony Corp |
| US6590889B1 | 0.511 | Data communications system and hybrid time-code multiplexing method | GRANT | 2003-07-08 | 1997-08-11 | 46279435 | Good | Genuity Inc | Raytheon BBN Technologies Corp |
| US20020181546A1 | 0.511 | Preamble channels | APPLICATION | 2002-12-05 | 2001-03-23 | 25220975 | Good | Qualcomm Inc | Qualcomm Inc |
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| US7526258B2 | 0.511 | Method and apparatus for transmitting signals method and apparatus for receiving the signals and communication system utilizing the same | GRANT | 2009-04-28 | 2004-01-28 | 34799708 | Good | Sanyo Electric Co Ltd | Hera Wireless SA |
| US6185258B1 | 0.509 | Transmitter diversity technique for wireless communications | GRANT | 2001-02-06 | 1997-09-16 | 27369572 | Good | AT&T Wireless Services Inc | AT&T Mobility II LLC, AT&T Wireless Services Inc |
| US6452964B1 | 0.507 | Adaptive modulation method | GRANT | 2002-09-17 | 1998-06-05 | 15665792 | Good | Fujitsu Ltd | Fujitsu Ltd |
| US20020193133A1 | 0.503 | Transmission control scheme | APPLICATION | 2002-12-19 | 2001-04-30 | 25296723 | Good | Docomo Communications Labs USA Inc | NTT Docomo Inc |
| US7154960B2 | 0.503 | Method of determining the capacity of each transmitter antenna in a multiple input/multiple output (MIMO) wireless system | GRANT | 2006-12-26 | 2002-12-31 | 32655021 | Good | Lucent Technologies Inc | Nokia of America Corp, WSOU Investments LLC |
| US7433418B1 | 0.502 | Method and apparatus for efficient storage of training sequences for peak to average power constrained modulation formats | GRANT | 2008-10-07 | 2001-09-28 | 39797335 | Good | Arraycomm LLC | Apple Inc |
| US7046651B2 | 0.502 | System topologies for optimum capacity transmission over wireless local area networks | GRANT | 2006-05-16 | 2003-04-04 | 33101459 | Good | Nokia Oyj | Nokia Technologies Oy |
| US7295638B2 | 0.502 | Communication device | GRANT | 2007-11-13 | 2003-11-17 | 34574167 | Good | Motorola Inc | Google Technology Holdings LLC |
| US7636554B2 | 0.500 | Multiple-input multiple-output radio transceiver | GRANT | 2009-12-22 | 2002-04-22 | 29255719 | Good | IPR Licensing Inc | IPR Licensing Inc |
| US20030174662A1 | 0.498 | Control information signaling method and network element | APPLICATION | 2003-09-18 | 2000-09-07 | 8559038 | Good | Nokia Oyj | Nokia Oyj |
| US6532256B2 | 0.497 | Method and apparatus for signal transmission and reception | GRANT | 2003-03-11 | 1993-03-17 | 26709811 | Good | Rainmaker Tech Inc | Rainmaker Tech Inc |
| US20040264600A1 | 0.497 | Radio Receiver Supporting Multiple Modulation Formats with a Single Pair of ADCs | APPLICATION | 2004-12-30 | 2003-06-30 | 33552030 | Good | Via Technologies Inc | Via Technologies Inc |
| US7623442B2 | 0.496 | Signaling method in an OFDM multiple access system | GRANT | 2009-11-24 | 2000-09-13 | 26924698 | Good | Qualcomm Inc | Qualcomm Inc |
| US7194237B2 | 0.494 | System and method for multiple-input multiple-output (MIMO) radio communication | GRANT | 2007-03-20 | 2002-07-30 | 31192038 | Good | IPR Licensing Inc | IPR Licensing Inc |
| US6674792B1 | 0.493 | Demodulation of receiver with simple structure | GRANT | 2004-01-06 | 1999-09-21 | 17442784 | Good | NEC Corp | NEC Corp |
| US6125103A | 0.493 | Method and device for reducing the crest factor in digital transmission procedures | GRANT | 2000-09-26 | 1996-09-04 | 7804558 | Good | Telefonaktiebolaget LM Ericsson AB | Unwired Planet LLC |
| WO2004091163A1 | 0.492 | SYNCHRONIZATION METHOD AND DATA TRANSFER SYSTEM | APPLICATION | 2004-10-21 | 2003-04-10 | 8565950 | Good | ||
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| US6052377A | 0.492 | Access control method in communication system | GRANT | 2000-04-18 | 1996-05-28 | 15097336 | Good | Matsushita Electric Industrial Co Ltd | Redwood Technologies LLC |
| EP1351424A2 | 0.490 | Radio link parameter updating method in mobile communication system | GRANT | 2003-10-08 | 2002-04-06 | 28036198 | Good | LG Electronics Inc | LG Electronics Inc |
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| US6236862B1 | 0.487 | Continuously adaptive dynamic signal separation and recovery system | GRANT | 2001-05-22 | 1996-12-16 | 26709257 | Good | Intersignal LLC | INNOVATIVE COMPUTING TECHNOLOGIES Inc |
| US7885177B2 | 0.486 | Methods and apparatus for backwards compatible communication in a multiple antenna communication system using time orthogonal symbols | GRANT | 2011-02-08 | 2003-06-30 | 34068157 | Good | Agere Systems LLC | Avago Technologies International Sales Pte Ltd |
| US7310336B2 | 0.486 | Hybrid automatic repeat request (HARQ) scheme with in-sequence delivery of packets | GRANT | 2007-12-18 | 2001-05-18 | 23122846 | Good | Nokia Oyj | Nokia Technologies Oy |
| US7133459B2 | 0.486 | Space-time transmit diversity | GRANT | 2006-11-07 | 2001-05-01 | 27384747 | Good | Texas Instruments Inc | Texas Instruments Inc |
| US6954619B2 | 0.485 | Method and system for doubling the spectrum efficiency in a radio transmission system by transmitting the same signal from two different antennas | GRANT | 2005-10-11 | 2001-12-19 | 11448706 | Good | Alcatel SA | WSOU Investments LLC |
| USRE49147E1 | 0.481 | Radio apparatus and method and program for controlling spatial path | GRANT | 2022-07-19 | 2002-03-22 | 28449117 | Good | Hera Wireless SA | Hera Wireless SA |
| US6563858B1 | 0.481 | Method of performing antenna diversity in spread spectrum in wireless local area network | GRANT | 2003-05-13 | 1998-01-16 | 22102761 | Good | Intersil Americas LLC | Sms Schloemann Siemag AG, Harris Corp, Hanger Solutions LLC, Globespan Virata Inc |
| US6990142B2 | 0.479 | Process and device for estimating the impulse response of an information transmission channel in particular for a cellular mobile telephone | GRANT | 2006-01-24 | 2000-06-23 | 8169024 | Good | STMicroelectronics NV | STMicroelectronics NV |
| US6734822B2 | 0.478 | Transmission system and method on a forward link | GRANT | 2004-05-11 | 2000-12-06 | 19702727 | Good | LG Electronics Inc | LG Electronics Inc |
| US6434119B1 | 0.474 | Initializing communications in systems using multi-carrier modulation | GRANT | 2002-08-13 | 1998-03-19 | 26760663 | Good | Texas Instruments Inc | Texas Instruments Inc |
| US7366272B2 | 0.472 | Method and device for transmitting packet data in mobile communication system | GRANT | 2008-04-29 | 2000-10-21 | 19694760 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US7426248B2 | 0.471 | Receivers and demodulators for TDMA and other modulated systems | GRANT | 2008-09-16 | 1998-08-10 | 34825636 | Good | WiLAN Inc | Quarterhill Inc |
| US20020093929A1 | 0.468 | System and method for sharing bandwidth between co-located 802.11a/e and HIPERLAN/2 systems | APPLICATION | 2002-07-18 | 2001-01-18 | 26696756 | Good | Koninklijke Philips Electronics NV | Koninklijke Philips NV |
| US6885645B2 | 0.467 | Method and mobile station for controlling bearer assignment | GRANT | 2005-04-26 | 2002-11-19 | 32297767 | Good | Motorola Inc | Google Technology Holdings LLC |
| US6192256B1 | 0.467 | Devices for transmitter path weights and methods therefor | GRANT | 2001-02-20 | 1996-05-17 | 26309351 | Good | Motorola Inc | Motorola Solutions Inc |
| US7167507B2 | 0.464 | Equalizer and method for performing equalization in a wireless communications system | GRANT | 2007-01-23 | 2002-07-01 | 29779720 | Good | Lucent Technologies Inc | Nokia of America Corp, LGS Innovations LLC |
| US7474686B2 | 0.462 | Wireless personal area networks with rotation of frequency hopping sequences | GRANT | 2009-01-06 | 2003-02-28 | 32776298 | Good | Texas Instruments Inc | Texas Instruments Inc |
| US20040184471A1 | 0.462 | Transmission methods for communication systems supporting a multicast mode | APPLICATION | 2004-09-23 | 2003-03-20 | 32824863 | Good | Lucent Technologies Inc | WSOU Investments LLC |
| US6347091B1 | 0.459 | Method and apparatus for dynamically adapting a connection state in a mobile communications system | GRANT | 2002-02-12 | 1998-06-19 | 22276553 | Good | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB |
| US6304594B1 | 0.457 | Interference detection and avoidance technique | GRANT | 2001-10-16 | 1998-07-27 | 22407276 | Good | General Dynamics Government Systems Corp | General Dynamics Government Systems Corp |
| US6985545B2 | 0.456 | Apparatus and method to provide spectrum sharing for two or more RF signals occupying an overlapping RF bandwidth | GRANT | 2006-01-10 | 2000-12-26 | 25002947 | Good | Nortel Networks Ltd | Microsoft Technology Licensing LLC |
| US6731673B1 | 0.455 | Synchronization channel with cyclic hierarchical sequences and method for cell site search with low detector complexity | GRANT | 2004-05-04 | 1999-02-19 | 32179325 | Good | Nortel Networks Ltd | WSOU Investments LLC |
| US6601207B1 | 0.453 | Method and a device for re-transmitting data transfer packets | GRANT | 2003-07-29 | 1999-03-03 | 8554053 | Good | Nokia Oyj | Nokia Solutions and Networks Oy |
| US6487235B2 | 0.453 | Delay compensation | GRANT | 2002-11-26 | 1998-08-24 | 22483441 | Good | AT&T Wireless Services Inc | Clear Wireless LLC, Clearwire IP Holdings LLC, Clearwire Legacy LLC, Clearwire Communications LLC |
| US20040062317A1 | 0.451 | Multi-pass interference removal apparatus and mult-pass interference removal method | APPLICATION | 2004-04-01 | 2001-08-28 | 27347398 | Good | Matsushita Electric Industrial Co Ltd | Panasonic Holdings Corp, Individual |
| US7631247B2 | 0.450 | Method of process configuration for multiple HARQ processes | GRANT | 2009-12-08 | 2002-08-13 | 30470252 | Good | Panasonic Corp | Panasonic Intellectual Property Corp of America |
| US8472473B2 | 0.449 | Wireless LAN protocol stack | GRANT | 2013-06-25 | 2003-10-15 | 34468586 | Good | Qualcomm Inc | Qualcomm Inc |
| US20030228865A1 | 0.449 | Point to multi-point services using shared channels in wireless communication systems | APPLICATION | 2003-12-11 | 2002-05-01 | 29270781 | Good | InterDigital Technology Corp | InterDigital Technology Corp |
| US7123662B2 | 0.448 | OFDM detection apparatus and method for networking devices | GRANT | 2006-10-17 | 2001-08-15 | 26741890 | Good | MediaTek Inc | MediaTek Inc |
| US6470055B1 | 0.446 | Spectrally efficient FQPSK FGMSK and FQAM for enhanced performance CDMA TDMA GSM OFDN and other systems | GRANT | 2002-10-22 | 1998-08-10 | 27378027 | Good | Quarterhill Inc | Quarterhill Inc |
| US6459402B1 | 0.445 | Method for measuring distance and position using spectrum signal and an equipment using the method | GRANT | 2002-10-01 | 2000-06-27 | 18696130 | Good | Hitachi Ltd | Hitachi Ltd |
| US20040233918A1 | 0.444 | Multi-user diversity forwarding | APPLICATION | 2004-11-25 | 2003-04-11 | 33162256 | Good | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB |
| US6813478B2 | 0.440 | Method and apparatus for searching a gated pilot | GRANT | 2004-11-02 | 2001-02-12 | 26952928 | Good | Qualcomm Inc | Qualcomm Inc |
| US5912921A | 0.439 | Concurrent multiple data rate communications in a wireless local area network | GRANT | 1999-06-15 | 1997-08-20 | 25435468 | Good | Intermec IP Corp | Avago Technologies International Sales Pte Ltd |
| US6064692A | 0.437 | Protocol for transceiver initialization | GRANT | 2000-05-16 | 1997-06-20 | 25374059 | Good | Amati Communications Corp | Texas Instruments Inc |
| WO1999066748A1 | 0.436 | METHOD AND APPARATUS FOR DYNAMICALLY ADAPTING A CONNECTION STATE IN A MOBILE COMMUNICATIONS SYSTEM | APPLICATION | 1999-12-23 | 1998-06-19 | 26796461 | Good | ||
| US4346473A | 0.435 | Error correction coding method and apparatus for multilevel signaling | GRANT | 1982-08-24 | 1980-02-26 | 22418112 | Good | Harris Corp | Harris Corp, Texas Commerce Bank Hurst NA |
| US20040170439A1 | 0.435 | Method and apparatus for an optical cdma system | APPLICATION | 2004-09-02 | 2001-06-29 | 8561549 | Good | Nokia Oyj | Nokia Oyj |
| US7187940B2 | 0.435 | Decorrelating rake receiver apparatus and method | GRANT | 2007-03-06 | 2003-07-31 | 34104192 | Good | Motorola Inc | PTC Inc, Google Technology Holdings LLC |
| US8094653B2 | 0.433 | Software parameterizable control blocks for use in physical layer processing | GRANT | 2012-01-10 | 2002-04-15 | 27789178 | Good | InterDigital Technology Corp | InterDigital Technology Corp |
| US8462817B2 | 0.432 | Method apparatus and system for multiplexing protocol data units | GRANT | 2013-06-11 | 2003-10-15 | 34468588 | Good | Qualcomm Inc | Qualcomm Inc |
| US9226308B2 | 0.429 | Method apparatus and system for medium access control | GRANT | 2015-12-29 | 2003-10-15 | 47631110 | Good | Qualcomm Inc | Qualcomm Inc |
| US7953030B2 | 0.428 | Method and apparatus for controlling power consumption of stations on a CSMA/CA-based wireless LAN | GRANT | 2011-05-31 | 2003-07-28 | 33536453 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| EP0951091A2 | 0.427 | Wireless communications system having a space-time architecture employing multi-element antennas at both the transmitter and receiver | GRANT | 1999-10-20 | 1998-04-15 | 22030957 | Good | Lucent Technologies Inc | Nokia of America Corp |
| US8284752B2 | 0.426 | Method apparatus and system for medium access control | GRANT | 2012-10-09 | 2003-10-15 | 34468591 | Good | Qualcomm Inc | Qualcomm Inc |
| US20020051425A1 | 0.425 | Method for forwarding in multihop networks | APPLICATION | 2002-05-02 | 2000-10-27 | 24800791 | Good | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB, Individual |
| EP0768806B1 | 0.425 | Data protocol for transport of ATM cells over a wireless link | GRANT | 2009-01-07 | 1995-10-10 | 24161873 | Good | AT&T Corp | AT&T Corp |
| US5732351A | 0.425 | Communication system and method for single channel hand-offs | GRANT | 1998-03-24 | 1995-08-31 | 24079178 | Good | Motorola Inc | CDC Propriete Intellectuelle |
| US7397826B2 | 0.423 | MIMO transmission system in a radio communications network | GRANT | 2008-07-08 | 2001-06-21 | 8180501 | Good | Koninklijke Philips Electronics NV | Koninklijke Philips NV |
| US20040116125A1 | 0.422 | Channel switching for support of multimedia broadcast and multicast services | APPLICATION | 2004-06-17 | 2002-08-07 | 30116098 | Good | InterDigital Technology Corp | Intel Corp |
| US5940439A | 0.417 | Method and apparatus for adaptive rate communication system | GRANT | 1999-08-17 | 1997-02-26 | 25194833 | Good | Motorola Inc | Zarbana Digital Fund LLC, Hanger Solutions LLC |
| US6430231B1 | 0.411 | Generalized orthogonal designs for space-time codes for wireless communication | GRANT | 2002-08-06 | 1997-11-11 | 27370728 | Good | AT&T Corp | AT&T Corp |
| US6154489A | 0.411 | Adaptive-rate coded digital image transmission | GRANT | 2000-11-28 | 1998-03-30 | 21965610 | Good | Motorola Inc | Zarbana Digital Fund LLC, Hanger Solutions LLC |
| US20050013383A1 | 0.411 | OFDM communication apparatus | APPLICATION | 2005-01-20 | 1999-07-29 | 16672735 | Good | Matsushita Electric Industrial Co Ltd | Panasonic Intellectual Property Corp of America |
| US20040253968A1 | 0.411 | Adaptive channel quality estimation algorithm to support link adaptation | APPLICATION | 2004-12-16 | 2003-06-16 | 33514746 | Good | Broadcom Corp | Avago Technologies International Sales Pte Ltd |
| US20090257478A1 | 0.410 | SPREAD SPECTRUM RAKE RECEIVER | APPLICATION | 2009-10-15 | 2002-09-13 | 34632418 | Good | Fujitsu Ltd | Fujitsu Ltd |
| US6977974B1 | 0.410 | De-modulation of MOK(M-ary orthogonal modulation) | GRANT | 2005-12-20 | 2000-11-20 | 35448923 | Good | AT&T Corp | Huawei Technologies Co Ltd, AT&T Properties LLC |
| WO2002041586A2 | 0.400 | WIRELESS SYSTEM CONTAINING A FIRST NETWORK AND A SECOND NETWORK | APPLICATION | 2002-05-23 | 2000-11-17 | 8170407 | Good | ||
| US7099622B2 | 0.391 | Controlling channel switching in a UMTS network | GRANT | 2006-08-29 | 2000-11-21 | 9903541 | Good | Telefonaktiebolaget LM Ericsson AB | Unwired Planet LLC |
| US7412012B2 | 0.390 | Pattern sequence synchronization | GRANT | 2008-08-12 | 2003-07-08 | 33560757 | Good | Nokia Oyj | WSOU Investments LLC |
| US7146636B2 | 0.389 | Method and system for enabling centralized control of wireless local area networks | GRANT | 2006-12-05 | 2000-07-24 | 27396783 | Good | Bluesocket Inc | Bluesocket Inc |
| US7474691B2 | 0.386 | Sub-symbol parallel interference cancellation | GRANT | 2009-01-06 | 2003-01-30 | 32853340 | Good | Mitre Corp | Mitre Corp |
| US6928065B2 | 0.386 | Methods of addressing and signaling a plurality of subscriber units in a single slot | GRANT | 2005-08-09 | 2002-06-11 | 29710727 | Good | Motorola Inc | Motorola Solutions Inc |
| US7464166B2 | 0.384 | Contention-based forwarding with integrated multi-user detection capability | GRANT | 2008-12-09 | 2003-04-11 | 33135216 | Good | Telefonaktiebolaget LM Ericsson AB | Telefonaktiebolaget LM Ericsson AB |
| US6172971B1 | 0.383 | Method for forming frame structure for use in time division multiple access communication system | GRANT | 2001-01-09 | 1997-03-31 | 19501468 | Good | Samsung Electronics Co Ltd | Samsung Electronics Co Ltd |
| US20060227855A1 | 0.382 | Method and device of cell search for mobile terminal in tdd-cdma system | APPLICATION | 2006-10-12 | 2002-12-30 | 32661112 | Good | Koninklijke Philips Electronics NV | Koninklijke Philips NV |
| US20080137652A1 | 0.379 | Data Packet Transmission in a Single Container | APPLICATION | 2008-06-12 | 2002-11-08 | 32185513 | Good | Koninklijke Philips Electronics NV | Koninklijke Philips NV |
| US20010043576A1 | 0.378 | Wireless communication system with selectively sized data transport blocks | APPLICATION | 2001-11-22 | 2000-01-14 | 22643191 | Good | InterDigital Technology Corp | InterDigital Technology Corp |
| US20030203741A1 | 0.377 | Autonomous distributed wireless network system method of autonomous distributed wireless network communication and wireless terminal apparatus | APPLICATION | 2003-10-30 | 2002-04-26 | 29243835 | Good | Toshiba Corp | Toshiba Corp |
| US7127012B2 | 0.376 | Apparatus and method for separating carrier of multicarrier wireless communication receiver system | GRANT | 2006-10-24 | 2000-12-26 | 19703618 | Good | Electronics and Telecommunications Research Institute ETRI, MtekVision Co Ltd | MtekVision Co Ltd |
| US7177344B2 | 0.372 | Wireless communication systems and methods for long-code communications for regenerative multiple user detection involving implicit waveform subtraction | GRANT | 2007-02-13 | 2001-03-14 | 27402761 | Good | MERCURY COMPUTER SYSTEMS Inc | Mercury Systems Inc |
| US5991273A | 0.371 | Determining SINR in a communications system | GRANT | 1999-11-23 | 1997-05-01 | 25307266 | Good | Nortel Networks Corp | Apple Inc |
| US6505253B1 | 0.371 | Multiple ACK windows providing congestion control in reliable multicast protocol | GRANT | 2003-01-07 | 1998-06-30 | 26783856 | Good | Sun Microsystems Inc | Oracle America Inc |
| US20030135640A1 | 0.368 | Method and system for group transmission and acknowledgment | APPLICATION | 2003-07-17 | 2002-01-14 | 26883551 | Good | Texas Instruments Inc | Texas Instruments Inc |
| EP0658028B1 | 0.368 | Retransmission protocol for wireless communications | GRANT | 2005-03-23 | 1993-11-30 | 22574443 | Good | AT&T Corp | AT&T Corp |
| US6021124A | 0.366 | Multi-channel automatic retransmission query (ARQ) method | GRANT | 2000-02-01 | 1997-08-19 | 25432531 | Good | Telefonaktiebolaget LM Ericsson AB | BlackBerry Ltd |
| US20100191602A1 | 0.365 | Mobile banking and payment platform | APPLICATION | 2010-07-29 | 2001-06-27 | 42354911 | Good | SKKY Inc | Skky LLC |
| US7623836B1 | 0.365 | Antenna selection for multicarrier communications | GRANT | 2009-11-24 | 2003-06-19 | 41327882 | Good | Intel Corp | Intel Corp |
| US7230991B2 | 0.364 | Scheduling method with tunable throughput maximization and fairness guarantees in resource allocation | GRANT | 2007-06-12 | 2003-12-10 | 34652781 | Good | NEC Laboratories America Inc | NEC Corp |
| US7089024B2 | 0.356 | Message transmitting method using short message service | GRANT | 2006-08-08 | 2000-11-11 | 19698474 | Good | LG Electronics Inc | LG Electronics Inc |
| US7386035B2 | 0.355 | Method of compensating for energy loss and eliminating inter-symbol interference and inter-chip interference and rake receiver for WLAN adopting the same | GRANT | 2008-06-10 | 2003-11-05 | 34545768 | Good | Samsung Electronics Co Ltd, Research and Industrial Cooperation Group | Korea Advanced Institute of Science and Technology KAIST |
| US7349497B1 | 0.351 | Receiver circuit | GRANT | 2008-03-25 | 1999-07-19 | 10857501 | Good | Conexant Systems LLC | Skyworks Solutions Inc |
| US7630403B2 | 0.350 | MAC aggregation frame with MSDU and fragment of MSDU | GRANT | 2009-12-08 | 2002-03-08 | 27791336 | Good | Texas Instruments Inc | Texas Instruments Inc |
| WO2001015387A1 | 0.349 | DIRECT MODE COMMUNICATION METHOD BETWEEN TWO MOBILE TERMINALS IN ACCESS POINT CONTROLLED WIRELESS LAN SYSTEMS | APPLICATION | 2001-03-01 | 1999-08-26 | 23515716 | Good | ||
| US20050030976A1 | 0.348 | Link margin notification using return frame | APPLICATION | 2005-02-10 | 2002-06-12 | 34119716 | Good | Conexant Inc, Globespan Virata Inc | Intellectual Ventures I LLC |
| US6064694A | 0.346 | Frequency translating device transmission response system | GRANT | 2000-05-16 | 1997-05-28 | 25345109 | Good | Aerospace Corp | Aerospace Corp |
| US5241545A | 0.346 | Apparatus and method for recovering a time-varying signal using multiple sampling points | GRANT | 1993-08-31 | 1990-11-14 | 25084350 | Good | Motorola Inc | Motorola Solutions Inc |
| US20160029037A1 | 0.344 | DIGITAL E8-VSB RECEPTION SYSTEM AND E8-VSB DATA DEMULTIPLEXING METHOD | APPLICATION | 2016-01-28 | 2003-11-04 | 46303355 | Good | LG Electronics Inc | LG Electronics Inc |
| US7009960B2 | 0.335 | Medium access control protocol for high rate wireless personal area network | GRANT | 2006-03-07 | 2000-09-15 | 26926305 | Good | Texas Instruments Inc | Texas Instruments Inc |
| US8890744B1 | 0.334 | Method and apparatus for the detection of objects using electromagnetic wave attenuation patterns | GRANT | 2014-11-18 | 1999-04-07 | 47018660 | Good | Jg Technologies LLC | Jg Technologies LLC |
| US7103823B2 | 0.331 | Communication between multi-processor clusters of multi-cluster computer systems | GRANT | 2006-09-05 | 2003-08-05 | 34116326 | Good | Newisys Inc | Sanmina Corp |
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 |  |
Validity Report Full Report
US10771302B2 — Channel probing signal for a broadband communication system Priority Date: 2004-01-29, Publication Date: 2020-09-08, Current Assignee: Neo Wireless LLCReport Generated: 2023-02-14