Inventor · disambiguated record
Li-Chung Chang
Also filed as: CHANG LI · CHANG LI C · CHANG LI-CHUNG
52 granted patents·4 pending applications·503 citations·filing 2000–2024
98Inventor score
Files withQUALCOMM INC35GUDEM PRASAD SRINIVASA SIVA4GUDEM PRASAD S3LUCENT TECHNOLOGIES INC3BOEING CO2
Top patents by PatentIndex Score
56 records- 0197US9172402B2Multiple-input and multiple-output carrier aggregation receiver reuse architectureGUDEM PRASAD SRINIVASA SIVA·Filed 2012·Granted Oct 27, 2015·49 cites·31 claims
- 0296US9154179B2Receiver with bypass mode for improved sensitivityGUDEM PRASAD SRINIVASA SIVA·Filed 2011·Granted Oct 6, 2015·41 cites·12 claims
- 0396US9035697B2Split amplifiers with improved linearityQUALCOMM INC·Filed 2013·Granted May 19, 2015·38 cites·20 claims
- 0495US9059665B2Amplifiers with multiple outputs and configurable degeneration inductorQUALCOMM INC·Filed 2013·Granted Jun 16, 2015·29 cites·20 claims
- 0595US7696828B2Multi-linearity mode LNA having a deboost current pathQUALCOMM INC·Filed 2008·Granted Apr 13, 2010·32 cites·21 claims
- 0694US8526903B2High-linearity receiver with transmit leakage cancellationGUDEM PRASAD S·Filed 2008·Granted Sep 3, 2013·29 cites·31 claims
- 0793US9479131B2Carrier aggregation amplifier with dual gain controlQUALCOMM INC·Filed 2015·Granted Oct 25, 2016·14 cites·20 claims
- 0892US8903343B2Single-input multiple-output amplifiers with independent gain control per outputQUALCOMM INC·Filed 2013·Granted Dec 2, 2014·16 cites·20 claims
- 0991US8036623B2Wireless receiver with notch filter to reduce effects of transmit signal leakageQUALCOMM INC·Filed 2007·Granted Oct 11, 2011·18 cites·36 claims
- 1089US8270499B2Receiver with balanced I/Q transformerCHANG LI-CHUNG·Filed 2009·Granted Sep 18, 2012·19 cites·26 claims
- 1188US9154243B2Receiver calibration with LO signal from inactive receiverQUALCOMM INC·Filed 2013·Granted Oct 6, 2015·10 cites·19 claims
- 1286US9252827B2Signal splitting carrier aggregation receiver architectureGUDEM PRASAD SRINIVASA SIVA·Filed 2012·Granted Feb 2, 2016·8 cites·40 claims
- 1386US9106185B2Amplifiers with inductive degeneration and configurable gain and input matchingQUALCOMM INC·Filed 2013·Granted Aug 11, 2015·11 cites·17 claims
- 1485US9300420B2Carrier aggregation receiver architectureCHANG LI-CHUNG·Filed 2012·Granted Mar 29, 2016·11 cites·20 claims
- 1582US10530618B1Single-ended to differential signal conversion of analog signalsQUALCOMM INC·Filed 2018·Granted Jan 7, 2020·3 cites·26 claims
- 1681US9124246B2Baseband processing circuitryQUALCOMM INC·Filed 2013·Granted Sep 1, 2015·8 cites·25 claims
- 1780US9350310B2Receiver front end for carrier aggregationQUALCOMM INC·Filed 2013·Granted May 24, 2016·5 cites·15 claims
- 1879US9362958B2Single chip signal splitting carrier aggregation receiver architectureGUDEM PRASAD SRINIVASA SIVA·Filed 2012·Granted Jun 7, 2016·5 cites·30 claims
- 1979US9124228B2Amplifiers with boosted or deboosted source degeneration inductanceQUALCOMM INC·Filed 2013·Granted Sep 1, 2015·6 cites·17 claims
- 2079US6346913B1Patch antenna with embedded impedance transformer and methods for making sameLUCENT TECHNOLOGIES INC·Filed 2000·Granted Feb 12, 2002·37 cites·8 claims
- 2178US9543903B2Amplifiers with noise splittingQUALCOMM INC·Filed 2012·Granted Jan 10, 2017·5 cites·16 claims
- 2278US6335703B1Patch antenna with finite ground planeLUCENT TECHNOLOGIES INC·Filed 2000·Granted Jan 1, 2002·36 cites·23 claims
- 2377US9496883B1Chip and calibration method thereofREALTEK SEMICONDUCTOR CORP·Filed 2016·Granted Nov 15, 2016·6 cites·20 claims
- 2477US9166731B2Transformer with integrated notch filterQUALCOMM INC·Filed 2013·Granted Oct 20, 2015·4 cites·18 claims
- 2577US9154087B2Amplifiers with configurable mutually-coupled source degeneration inductorsQUALCOMM INC·Filed 2013·Granted Oct 6, 2015·5 cites·15 claims
- 2675US9425746B2Spurious signal mitigation for carrier aggregation amplifierQUALCOMM INC·Filed 2014·Granted Aug 23, 2016·5 cites·20 claims
- 2774US8433272B2Reconfigurable high linearity low noise figure receiver requiring no interstage saw filterGUDEM PRASAD S·Filed 2008·Granted Apr 30, 2013·8 cites·40 claims
- 2873US9843291B2Cascaded switch between pluralities of LNASQUALCOMM INC·Filed 2015·Granted Dec 12, 2017·2 cites·15 claims
- 2973US9642166B2Cross-connected cascode low noise amplifier for carrier aggregationQUALCOMM INC·Filed 2015·Granted May 2, 2017·3 cites·20 claims
- 3073US9608437B2Electro-static discharge protection for integrated circuitsQUALCOMM INC·Filed 2013·Granted Mar 28, 2017·4 cites·23 claims
- 3170US9559640B2Electrostatic discharge protection for CMOS amplifierQUALCOMM INC·Filed 2015·Granted Jan 31, 2017·2 cites·19 claims
- 3267US9277641B2Routing and shielding of signal lines to improve isolationQUALCOMM INC·Filed 2013·Granted Mar 1, 2016·1 cites·19 claims
- 3367US2024421683A1Kinetic energy harvester and associated acoustic detection system and methodBOEING CO·Filed 2024·Application pending·0 cites
- 3465US8310312B2Amplifiers with improved linearity and noise performanceLEE HANIL·Filed 2009·Granted Nov 13, 2012·7 cites·25 claims
- 3564US6650290B1Broadband, low loss, modular feed for phased array antennasLUCENT TECHNOLOGIES INC·Filed 2000·Granted Nov 18, 2003·16 cites·30 claims
- 3662US9467104B2Single-input multiple-output amplifiers with simultaneous multiple gain modesQUALCOMM INC·Filed 2014·Granted Oct 11, 2016·2 cites·19 claims
- 3761US10566937B2Post distortion cancellation with phase shifter diode for low noise amplifierQUALCOMM INC·Filed 2017·Granted Feb 18, 2020·1 cites·21 claims
- 3861US10541654B1Amplification with post-distortion compensationQUALCOMM INC·Filed 2018·Granted Jan 21, 2020·1 cites·29 claims
- 3961US9692470B2Low noise amplifier and notch filterQUALCOMM INC·Filed 2015·Granted Jun 27, 2017·1 cites·21 claims
- 4059US11736078B2High gain-bandwidth product (GBW) amplifier with passive feedforward compensationQUALCOMM INC·Filed 2021·Granted Aug 22, 2023·0 cites·20 claims
- 4158US9723560B2Multi-stage amplifier with RC networkQUALCOMM INC·Filed 2015·Granted Aug 1, 2017·1 cites·20 claims
- 4258US7323369B2Fabrication method for thin film transistor array substrateAU OPTRONICS CORP·Filed 2006·Granted Jan 29, 2008·3 cites·28 claims
- 4355US12324092B2Integrated circuit and signal transmission methodREALTEK SEMICONDUCTOR CORP·Filed 2023·Granted Jun 3, 2025·0 cites·20 claims
- 4454US9425832B2Inter carrier-aggregation isolation in a receiverQUALCOMM INC·Filed 2014·Granted Aug 23, 2016·1 cites·13 claims
- 4552US10333469B2Cascaded switch between pluralities of LNASQUALCOMM INC·Filed 2017·Granted Jun 25, 2019·0 cites·22 claims
- 4652US2024421728A1Acoustic detection system and method and associated kinetic energy harvesterBOEING CO·Filed 2023·Application pending·0 cites
- 4751US11228292B2Divided amplifierQUALCOMM INC·Filed 2019·Granted Jan 18, 2022·0 cites·30 claims
- 4851US9837968B2Amplifier circuitsQUALCOMM INC·Filed 2016·Granted Dec 5, 2017·0 cites·20 claims
- 4949US7935776B2Radiation curable and developable polyurethane and radiation curable and developable photo resist composition containing the sameAGI CORP·Filed 2008·Granted May 3, 2011·0 cites·9 claims
- 5048US11129769B2Method for measuring strokes of CPR and system using the sameSANTCHAN CO LTD·Filed 2018·Granted Sep 28, 2021·0 cites·18 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →