Validity Report
Basic Report
US8467366B2 — Methods and apparatus for random access in multi-carrier communication systems
Priority Date: 2004-03-09, Publication Date: 2013-06-18, Current Assignee: Neo Wireless LLCReport Generated: 2023-02-14
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Patent Id
Score
Title
Patent Type
Publication Date
Priority Date
Search Efficiency
Original Assignee
Current Assignee
US7633900B2●●●●●Apparatus and method for assigning subchannels in an OFDMA communication systemGRANT2009-12-152003-07-18GreatSamsung Electronics Co LtdHuawei Technologies Co Ltd
EP1528829A2●●●●●Apparatus and method for assigning subchannels in an OFDMA communication systemGRANT2005-05-042003-10-31GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7711386B2●●●●●Apparatus and method for selective power control for an OFDM mobile communication systemGRANT2010-05-042003-11-19GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7502310B2●●●●●Apparatus and method for assigning subchannel in a mobile communication system using orthogonal frequency division multiple access schemeGRANT2009-03-102003-07-30GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7646800B2●●●●●Method and apparatus for allocating subcarriers in a broadband wireless communications system using multiple carriersGRANT2010-01-122004-03-05GreatSamsung Electronics Co LtdQualcomm Inc
EP1404079A2●●●●●Generation of preamble sequences in an multicarrier communication systemGRANT2004-03-312002-09-30GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7826435B1●●●●●Power control in OFDM and OFDMA wireless communication networksGRANT2010-11-022004-03-05GreatZTE USA IncYARNTON TECHNOLOGIES LLC
EP1571795A2●●●●●Method for allocating a subchannel in an orthogonal frequency division multiple access cellular communication systemGRANT2005-09-072004-03-05GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7535869B2●●●●●Apparatus and method for dynamically assigning resources in an OFDM communication systemGRANT2009-05-192003-09-15GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
EP1414209A1●●●●●Apparatus and method for generating a preamble sequence in an OFDM communication systemGRANT2004-04-282002-10-23GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7355960B2●●●●●Channel estimation apparatus and method for adaptive channel allocation in an orthogonal frequency division multiple access systemGRANT2008-04-082003-11-26GreatSamsung Electronics Co LtdNokia Solutions and Networks Oy
US7372893B2●●●●●Device and method for compensating for phase distortion in base station of OFDMA-based cellular systemGRANT2008-05-132003-05-23GreatElectronics and Telecommunications Research Institute ETRIElectronics and Telecommunications Research Institute ETRI
EP1549093A2●●●●●Apparatus and method for allocating subchannels adaptively according to frequency reuse rates in an orthogonal frequency division multiple access systemGRANT2005-06-292003-12-23GreatSamsung Electronics Co Ltd, Seoul National University Industry FoundationSamsung Electronics Co Ltd, Seoul National University Industry Foundation
EP1700401A1●●●●●MULTICARRIER RECEIVER WITH ANTENNA SELECTION AND MAXIMUM RATIO COMBINININGGRANT2006-09-132003-12-29GreatIntel CorpIntel Corp
EP1408710A1●●●●●Apparatus and method for allocating resources of a virtual cell in an OFDM mobile communication systemGRANT2004-04-142002-09-30GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
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Predictive Analytics

Composite Research Score (1-10)
7
  MODERATE
Art VolumeLOW
Tech ComplexityINTRICATE
Priority DateEARLY
Tech DiversityAVERAGE
Expert Services Estimate$3,750 — $4,200
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Preview CPC Technology Profile

Possible Classes
524
Recommended Classes
131
Government Assigned Classes
7
CPC
Title
Score
H04L27/2613Structure of the reference signals | per se●●●●●
H04W52/24using SIR [Signal to Interference Ratio] or other wireless path parameters●●●●●
H04L27/26Systems using multi-frequency codes | (ref: H04L27/32)|  takes precedence●●●●●
H04L5/0041Frequency-non-contiguous●●●●●
H04L1/0003by switching between different modulation schemes●●●●●
H04L5/0044allocation of payload●●●●●
H04L5/023Multiplexing of multicarrier modulation signals | multicarrier modulation | (ref: H04L27/2601)●●●●●
H04B7/26at least one of which is mobile●●●●●
H04B1/707using direct sequence modulation●●●●●
H05B3/145Carbon only  e.g. carbon black  graphite●●●●●
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