Inventor · disambiguated record
Li Fung Chang
Also filed as: CHANG LI F · CHANG LI FUNG
94 granted patents·14 pending applications·2,570 citations·filing 1989–2023
99Inventor score
Top patents by PatentIndex Score
108 records- 0197US7814175B1System having generalized client-server computingAT & T IP II LP·Filed 2007·Granted Oct 12, 2010·79 cites·16 claims
- 0297US7668188B2Method and system for HSDPA bit level processor engineBROADCOM CORP·Filed 2006·Granted Feb 23, 2010·72 cites·30 claims
- 0397US7515071B2Method and system for audio CODEC voice ADC processingBROADCOM CORP·Filed 2006·Granted Apr 7, 2009·39 cites·17 claims
- 0497US6681114B2On demand multicast messaging systemAT & T CORP·Filed 2000·Granted Jan 20, 2004·142 cites·18 claims
- 0596US6487406B1PCS-to-mobile IP internetworkingTELCORDIA TECH INC·Filed 2000·Granted Nov 26, 2002·209 cites·28 claims
- 0696US5084891ATechnique for jointly performing bit synchronization and error detection in a TDM/TDMA systemBELL COMMUNICATIONS RES·Filed 1989·Granted Jan 28, 1992·188 cites·38 claims
- 0795US6532225B1Medium access control layer for packetized wireless systemsAT & T CORP·Filed 1999·Granted Mar 11, 2003·225 cites·22 claims
- 0894US8036239B2Method and system for HSDPA bit level processor engineCHANG LI FUNG·Filed 2010·Granted Oct 11, 2011·27 cites·50 claims
- 0993US7912728B2Method and system for handling the processing of bluetooth data during multi-path multi-rate audio processingBROADCOM CORP·Filed 2006·Granted Mar 22, 2011·34 cites·24 claims
- 1093US7463170B2Method and system for processing multi-rate audio from a plurality of audio processing sourcesBROADCOM CORP·Filed 2006·Granted Dec 9, 2008·35 cites·28 claims
- 1192US7320027B1System having generalized client-server computingAT & T CORP·Filed 2005·Granted Jan 15, 2008·24 cites·5 claims
- 1291US8284819B2Method and system for interference suppression in WCDMA systemsHAHM MARK·Filed 2009·Granted Oct 9, 2012·17 cites·18 claims
- 1391US7949419B2Method and system for controlling gain during multipath multi-rate audio processingBROADCOM CORP·Filed 2006·Granted May 24, 2011·14 cites·24 claims
- 1491US7756483B2Adaptive channel quality estimation algorithm to support link adaptationBROADCOM CORP·Filed 2007·Granted Jul 13, 2010·26 cites·30 claims
- 1591US7508866B2Acquisition matched filter for W-CDMA systems providing frequency offset robustnessBROADCOM CORP·Filed 2006·Granted Mar 24, 2009·17 cites·12 claims
- 1690US7876808B2Method and apparatus for adaptive noise and/or signal filtering in an HSDPA channel quality indicator (CQI) selectionBROADCOM CORP·Filed 2006·Granted Jan 25, 2011·18 cites·20 claims
- 1790US5475677ACompatible licensed and unlicensed band portable handset unit for TDMA wireless communications systemBELL COMMUNICATIONS RES·Filed 1994·Granted Dec 12, 1995·207 cites·14 claims
- 1889US7027539B2Pipeline architecture for multi-slot wireless link processingBROADCOM CORP·Filed 2003·Granted Apr 11, 2006·39 cites·24 claims
- 1989US6754506B2TDMA communication system having enhanced power controlAT & T WIRELESS SERVICES INC·Filed 2001·Granted Jun 22, 2004·70 cites·14 claims
- 2087US6501785B1Dynamic frequency hoppingAT & T CORP·Filed 1999·Granted Dec 31, 2002·121 cites·26 claims
- 2186US5905719AMethod and system for wireless internet accessBELL COMMUNICATIONS RES·Filed 1996·Granted May 18, 1999·185 cites·13 claims
- 2285US7203461B2Adaptive channel quality estimation algorithm to support link adaptationBROADCOM CORP·Filed 2004·Granted Apr 10, 2007·46 cites·36 claims
- 2383US7949012B2High-speed uplink packet access (HSUPA) cipher multiplexing engineBROADCOM CORP·Filed 2007·Granted May 24, 2011·20 cites·22 claims
- 2482US7945258B2Wireless device operable to manipulate high-speed shared control channel (HSSCCH) quality control through channel quality indication report manipulationBROADCOM CORP·Filed 2007·Granted May 17, 2011·10 cites·20 claims
- 2582US6950670B2Wireless network having joint power and data rate adaptationAT & T CORP·Filed 2001·Granted Sep 27, 2005·23 cites·14 claims
- 2681US7106787B2Acquisition matched filter for W-CDMA systems providing frequency offset robustnessBROADCOM CORP·Filed 2001·Granted Sep 12, 2006·19 cites·19 claims
- 2780US8437315B2Firmware processing for downlink F-DPCHKOSTIC ZORAN·Filed 2007·Granted May 7, 2013·7 cites·20 claims
- 2880US5222140ACryptographic method for key agreement and user authenticationBELL COMMUNICATIONS RES·Filed 1991·Granted Jun 22, 1993·98 cites·23 claims
- 2979US7873324B2Apparatus and method for E-HICH/E-RGCH processing, metric estimation and detectionBROADCOM CORP·Filed 2007·Granted Jan 18, 2011·8 cites·20 claims
- 3078US7852239B2Method and system for processing multi-rate audio from a plurality of audio processing sourcesBROADCOM CORP·Filed 2008·Granted Dec 14, 2010·9 cites·22 claims
- 3178US7280514B1Wireless network having joint power and data rate adaptationAT & T CORP·Filed 2005·Granted Oct 9, 2007·5 cites·14 claims
- 3278US7272768B2Edge incremental redundancy memory structure and memory managementBROADCOM CORP·Filed 2003·Granted Sep 18, 2007·15 cites·19 claims
- 3378US5822681AMethod for assigning band port channels in an unlicensed personal communications systemBELL COMMUNICATIONS RES·Filed 1996·Granted Oct 13, 1998·93 cites·6 claims
- 3477US7603410B1System having generalized client-server computingAT & T IP II LP·Filed 2005·Granted Oct 13, 2009·6 cites·1 claims
- 3577US7352720B2System and method to determine a bit error probability of received communications within a cellular wireless networkBROADCOM CORP·Filed 2004·Granted Apr 1, 2008·24 cites·41 claims
- 3676US8615704B2Edge incremental redundancy memory structure and memory managementCHANG LI FUNG·Filed 2012·Granted Dec 24, 2013·2 cites·20 claims
- 3776US7970417B2On demand multicast messaging systemAT & T IP II LP·Filed 2009·Granted Jun 28, 2011·4 cites·20 claims
- 3876US7809092B2Method and system for UMTS HSDPA shared control channel processingBROADCOM CORP·Filed 2006·Granted Oct 5, 2010·4 cites·24 claims
- 3976US7457259B2Dynamic channel assignmentAT & T CORP·Filed 2005·Granted Nov 25, 2008·5 cites·5 claims
- 4076US7035649B1On demand multicast messaging systemAT & T CORP·Filed 2004·Granted Apr 25, 2006·16 cites·18 claims
- 4176US6167279AMethod and system for supporting PACS using a GSM mobile switching centerTELCORDIA TECH INC·Filed 1996·Granted Dec 26, 2000·117 cites·6 claims
- 4275US7697596B2Cluster path processor time alignment for signal suppression/separation in a wireless deviceBROADCOM CORP·Filed 2007·Granted Apr 13, 2010·6 cites·39 claims
- 4375US7366254B2Edge incremental redundancy support in a cellular wireless terminalBROADCOM CORP·Filed 2006·Granted Apr 29, 2008·3 cites·20 claims
- 4473US8630269B1Wireless network having joint power and data rate adaptationCHANG LI FUNG·Filed 2011·Granted Jan 14, 2014·2 cites·19 claims
- 4573US7729454B2Method and system for signal phase variation detection in communication systemsBROADCOM CORP·Filed 2006·Granted Jun 1, 2010·4 cites·22 claims
- 4673US7586931B2Wireless terminal turbo decoding module supporting packet splitting and decodingBROADCOM CORP·Filed 2007·Granted Sep 8, 2009·3 cites·33 claims
- 4773US6954465B2Dynamic channel assignmentAT & T CORP·Filed 2001·Granted Oct 11, 2005·14 cites·17 claims
- 4873US5956638AMethod for unlicensed band port to autonomously determine interference threshold and power levelTELCORDIA TECH INC·Filed 1996·Granted Sep 21, 1999·46 cites·7 claims
- 4972US7684779B2Wireless terminal baseband processor high speed turbo decoding moduleBROADCOM CORP·Filed 2005·Granted Mar 23, 2010·6 cites·16 claims
- 5072US7515918B2On demand multicast messaging systemAT & T CORP·Filed 2006·Granted Apr 7, 2009·3 cites·12 claims
Showing the top 50 of 108 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →