Validity Report
Basic Report
US11212146B2 — Header repetition in packet-based OFDM systems
Priority Date: 2009-08-21, Publication Date: 2021-12-28, Current Assignee: Ax Wireless LLCReport Generated: 2022-08-04
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Patent Id
Score
Title
Patent Type
Publication Date
Priority Date
Search Efficiency
Original Assignee
Current Assignee
EP3886469A1●●●●●WIRELESS COMMUNICATION APPARATUS AND WIRELESS COMMUNICATION METHODGRANT2021-09-292009-03-05GreatSony Group CorpSony Group Corp
EP3866416A1●●●●●PACKET RETRANSMISSION AND MEMORY SHARINGGRANT2021-08-182006-04-12GreatTQ Delta LLCTQ Delta LLC
EP3913829A1●●●●●CONFIGURATION OF CONTROL CHANNELS IN A MOBILE COMMUNICATION SYSTEMGRANT2021-11-242007-01-09GreatPanasonic CorpPanasonic Holdings Corp
EP3846563A1●●●●●CONTROL CHANNEL SIGNALING USING CODE POINTS FOR INDICATING THE SCHEDULING MODEGRANT2021-07-072008-01-05GreatPanasonic Intellectual Property Corp of AmericaPanasonic Intellectual Property Corp of America
US7110351B2●●●●●Enhanced ARQ with OFDM modulation symbolsGRANT2006-09-192000-12-19GreatNortel Networks LtdApple Inc
EP2457353A1●●●●●IMPROVED PACKET DETECTORGRANT2012-05-302009-07-22GreatAware IncAPPLIED TRANSFORM, LLC
US7385959B1●●●●●Power-efficient channel condition feedback for OFDM channelsGRANT2008-06-102005-02-28GreatMarvell International LtdMarvell Asia Pte Ltd, Marvell Semiconductor Inc
US8711771B2●●●●●Scalable header extensionGRANT2014-04-292009-03-03GreatQualcomm IncQualcomm Inc
EP2327182A2●●●●●IDENTIFICATION OF PACKET TRAFFIC TRANSMITTED BY VARIOUS DEVICES OPERATED IN MULTIPLE OVERLAPPED FREQUENCY BANDS IN PACKET-BASED OFDM SYSTEMSGRANT2011-06-012008-08-25GreatAware IncAware Inc
US6987754B2●●●●●Adaptive downstream modulation scheme for broadband wireless access systemsGRANT2006-01-172000-03-07GreatVyyo LtdVyyo Ltd, Xenogenic Development LLC, Vyyo Inc
EP1392025A2●●●●●Wireless communication method and wireless communication deviceGRANT2004-02-252002-08-23GreatToyota Industries CorpToyota Industries Corp
US20050078598A1●●●●●Enhancement to the multi-band OFDM physical layerAPPLICATION2005-04-142003-08-21GreatTexas Instruments IncTexas Instruments Inc
US7724721B2●●●●●Frame communication apparatus and method in broadband wireless communication systemGRANT2010-05-252005-08-02GreatSamsung Electronics Co LtdSamsung Electronics Co Ltd
US7542453B2●●●●●Wireless communication system  wireless communication apparatus  wireless communication method  and computer programGRANT2009-06-022004-01-08GreatSony CorpSony Corp
US7535879B2●●●●●Wireless communication system  wireless communication apparatus  wireless communication method  and computer programGRANT2009-05-192004-01-08GreatSony CorpSony Corp
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Predictive Analytics

Composite Research Score (1-10)
7
  MODERATE
Art VolumeMEDIUM
Tech ComplexityINTRICATE
Priority DateMID
Tech DiversityAVERAGE
Expert Services Estimate$3,750 — $4,200
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Possible Classes
1,539
Recommended Classes
385
Government Assigned Classes
6
CPC
Title
Score
H04L27/26132using repetition●●●●●
H04L27/2601Multicarrier modulation systems●●●●●
H04L1/08by repeating transmission  e.g. Verdan system | (ref: H04L1/1858)|  and | (ref: H04L1/189)|  take precedence●●●●●
H04L1/18Automatic repetition systems  e.g. van Duuren system | | ARQ protocols●●●●●
H04L12/5601Transfer mode dependent  e.g. ATM●●●●●
H04L1/1835Buffer management●●●●●
H04L27/2602Signal structure●●●●●
H04L27/2692with preamble design  i.e. with negotiation of the synchronisation sequence with transmitter or sequence linked to the algorithm used at the receiver●●●●●
H04L1/1671the supervisory signal being transmitted together with control information●●●●●
H04L1/1854Scheduling and prioritising arrangements●●●●●
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