Inventor · disambiguated record
Yiwu Tang
Also filed as: TANG YIWU
43 granted patents·14 pending applications·178 citations·filing 2007–2024
97Inventor score
Top patents by PatentIndex Score
57 records- 0194US11387833B1Differential digital-to-time converter for even-order INL cancellation and supply noise/disturbance rejectionQUALCOMM INC·Filed 2021·Granted Jul 12, 2022·24 cites·20 claims
- 0293US11632230B2Low power digital-to-time converter (DTC) linearizationQUALCOMM INC·Filed 2021·Granted Apr 18, 2023·6 cites·30 claims
- 0392US11277140B1Sampling phase-locked loopQUALCOMM INC·Filed 2021·Granted Mar 15, 2022·6 cites·38 claims
- 0492US11025260B1Phase-locked loop (PLL) with multiple error determinersQUALCOMM INC·Filed 2020·Granted Jun 1, 2021·5 cites·20 claims
- 0591US11405025B1Frequency divider functionality detection and adjustmentQUALCOMM INC·Filed 2021·Granted Aug 2, 2022·5 cites·28 claims
- 0690US11342927B1Ring oscillator based frequency dividerQUALCOMM INC·Filed 2021·Granted May 24, 2022·5 cites·28 claims
- 0790US11264995B1System and method for maintaining local oscillator (LO) phase continuityQUALCOMM INC·Filed 2020·Granted Mar 1, 2022·4 cites·25 claims
- 0886US9473336B2Radio frequency (RF) front end having multiple low noise amplifier modulesQUALCOMM INC·Filed 2015·Granted Oct 18, 2016·6 cites·20 claims
- 0986US9379673B2Distortion cancellation for dual stage carrier-aggregation (CA) low noise amplifier (LNA) non-linear second order productsQUALCOMM INC·Filed 2014·Granted Jun 28, 2016·10 cites·16 claims
- 1086US8665033B2Varactorless tunable oscillatorTANG YIWU·Filed 2011·Granted Mar 4, 2014·9 cites·28 claims
- 1185US9991897B1Sampling phase-locked loop (PLL)QUALCOMM INC·Filed 2017·Granted Jun 5, 2018·6 cites·23 claims
- 1285US9774485B2Multiplex modules for carrier aggregation receiversQUALCOMM INC·Filed 2015·Granted Sep 26, 2017·5 cites·18 claims
- 1385US9712226B2Multi-way diversity receiver with multiple synthesizers in a carrier aggregation transceiverQUALCOMM INC·Filed 2015·Granted Jul 18, 2017·5 cites·30 claims
- 1485US8294528B2Wideband multi-mode VCOLI GUANSHENG·Filed 2010·Granted Oct 23, 2012·11 cites·28 claims
- 1584US9819307B2Low power current re-using transformer-based dual-band voltage controlled oscillatorQUALCOMM INC·Filed 2015·Granted Nov 14, 2017·4 cites·23 claims
- 1683US9520887B1Glitch free bandwidth-switching scheme for an analog phase-locked loop (PLL)QUALCOMM INC·Filed 2016·Granted Dec 13, 2016·5 cites·30 claims
- 1782US11349483B1Prescaler for a frequency dividerQUALCOMM INC·Filed 2021·Granted May 31, 2022·2 cites·23 claims
- 1882US9374043B2Dual stage carrier-aggregation (CA) low noise amplifier (LNA) having harmonic rejection and high linearityQUALCOMM INC·Filed 2014·Granted Jun 21, 2016·8 cites·16 claims
- 1981US8237269B2High Q transformer disposed at least partly in a non-semiconductor substrateTANG YIWU·Filed 2008·Granted Aug 7, 2012·11 cites·39 claims
- 2080US11677390B2Multimode frequency multiplierQUALCOMM INC·Filed 2021·Granted Jun 13, 2023·1 cites·33 claims
- 2180US7612626B2Programmable varactor for VCO gain compensation and phase noise reductionQUALCOMM INC·Filed 2007·Granted Nov 3, 2009·11 cites·25 claims
- 2278US9271239B2Current-efficient low noise amplifier (LNA)QUALCOMM INC·Filed 2014·Granted Feb 23, 2016·4 cites·16 claims
- 2375US12463462B2Multi-capacitor energy harvestingQUALCOMM INC·Filed 2024·Granted Nov 4, 2025·0 cites·9 claims
- 2475US9106234B2Programmable frequency divider for local oscillator generationQUALCOMM INC·Filed 2013·Granted Aug 11, 2015·4 cites·81 claims
- 2574US9525503B2Reconfigurable multi-mode transceiverQUALCOMM INC·Filed 2014·Granted Dec 20, 2016·3 cites·18 claims
- 2674US8797110B2Buffer input impedance compensation in a reference clock signal bufferFAN BIN·Filed 2012·Granted Aug 5, 2014·4 cites·43 claims
- 2770US9681447B2Dynamic local oscillator (LO) scheme and switchable receive (RX) chain for carrier aggregationQUALCOMM INC·Filed 2015·Granted Jun 13, 2017·2 cites·28 claims
- 2868US10177772B2Fractional-N phase locked loop delta sigma modulator noise reduction using charge pump interpolationQUALCOMM INC·Filed 2016·Granted Jan 8, 2019·2 cites·19 claims
- 2965US8638114B2Transformer within wafer test probeJOSEFOSKY JOHN T·Filed 2009·Granted Jan 28, 2014·5 cites·33 claims
- 3064US9615369B2Avoiding spurious responses with reconfigurable LO dividersQUALCOMM INC·Filed 2015·Granted Apr 4, 2017·1 cites·26 claims
- 3162US2025324350A1Multi-energizer deployments for ambient internet of things (iot) devicesQUALCOMM INC·Filed 2024·Application pending·0 cites
- 3260US2025143003A1METHOD FOR PREPARING TOPCon BATTERY SUBSTRATE AND DOUBLE-SIDED ELECTROPLATED TOPCon BATTERY PREPARED THEREFROMHUANSHENG PHOTOVOLTAIC JIANGSU CO LTD·Filed 2024·Application pending·0 cites
- 3359US9331704B2Apparatus and method for generating an oscillating output signalQUALCOMM INC·Filed 2013·Granted May 3, 2016·2 cites·24 claims
- 3458US2025358755A1Clock calibration using sine wavesQUALCOMM INC·Filed 2024·Application pending·0 cites
- 3557US8988158B2Hybrid voltage controlled oscillatorQUALCOMM INC·Filed 2013·Granted Mar 24, 2015·1 cites·94 claims
- 3655US2025211262A1Cross route based configurable local oscillator generation circuitQUALCOMM INC·Filed 2023·Application pending·0 cites
- 3754US12512958B2Phase tracking and correction architectureQUALCOMM INC·Filed 2022·Granted Dec 30, 2025·0 cites·28 claims
- 3854US10250314B2Multi-way diversity receiver with multiple synthesizers in a carrier aggregation transceiverQUALCOMM INC·Filed 2017·Granted Apr 2, 2019·0 cites·30 claims
- 3953US10990117B2P-type metal-oxide-semiconductor (PMOS) low drop-out (LDO) regulatorQUALCOMM INC·Filed 2019·Granted Apr 27, 2021·0 cites·24 claims
- 4052US10439858B2Multiplex modules for carrier aggregation receiversQUALCOMM INC·Filed 2017·Granted Oct 8, 2019·0 cites·18 claims
- 4151US8331485B2Spur cancellation in a digital baseband transmit signal using cancelling tonesTANG YIWU·Filed 2010·Granted Dec 11, 2012·1 cites·30 claims
- 4251US2024429961A1Residual sideband calibrationQUALCOMM INC·Filed 2023·Application pending·0 cites
- 4350US2025285693A1Embedded electronic fusesQUALCOMM INC·Filed 2024·Application pending·0 cites
- 4449US8160513B2Methods and apparatus for implementing phase rotation at baseband frequency for transmit diversityTANG YIWU·Filed 2008·Granted Apr 17, 2012·0 cites·41 claims
- 4549US2025141455A1Delay element gain calibrationQUALCOMM INC·Filed 2023·Application pending·0 cites
- 4645US10903823B2Oscillation signal productionQUALCOMM INC·Filed 2018·Granted Jan 26, 2021·0 cites·30 claims
- 4745US9379749B2VCO-coupling mitigation in a multiple-carrier, carrier aggregation receiverQUALCOMM INC·Filed 2015·Granted Jun 28, 2016·0 cites·20 claims
- 4844US2021091819A1Dynamic switching of local oscillator signal frequency for up-conversion and down-conversion in time division duplex wireless communicationQUALCOMM INC·Filed 2019·Application pending·0 cites
- 4942US2024421918A1On-Chip Test Tone Generator for Built-In Spur TestingQUALCOMM INC·Filed 2023·Application pending·0 cites
- 5040US11411567B2Phase interpolation-based fractional-N sampling phase-locked loopQUALCOMM INC·Filed 2020·Granted Aug 9, 2022·0 cites·30 claims
Showing the top 50 of 57 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →