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.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →