Inventor · disambiguated record
Wai Laing Lee
Also filed as: LEE WAI · LEE WAI L · LEE WAI LAING · LEE WAI LANG
63 granted patents·16 pending applications·1,199 citations·filing 1993–2025
99Inventor score
Files withCIRRUS LOGIC INC25AVNERA CORP24SKYWORKS SOLUTIONS INC11ASP TECHNOLOGIES6ANALOG DEVICES INC5
Top patents by PatentIndex Score
79 records- 0198US9531400B1Digitally calibrated successive approximation register analog-to-digital converterAVNERA CORP·Filed 2015·Granted Dec 27, 2016·29 cites·24 claims
- 0298US5495200ADouble sampled biquad switched capacitor filterANALOG DEVICES INC·Filed 1993·Granted Feb 27, 1996·179 cites·11 claims
- 0393US6321246B1Linear phase FIR sinc filter with multiplexingCIRRUS LOGIC INC·Filed 1998·Granted Nov 20, 2001·84 cites·8 claims
- 0492US10177779B2Chopper stabilized comparator for successive approximation register analog to digital converterAVNERA CORP·Filed 2017·Granted Jan 8, 2019·9 cites·20 claims
- 0591US6486806B1Systems and methods for adaptive auto-calibration of Radix<2 A/D SAR converters with internally generated stimuliCIRRUS LOGIC INC·Filed 1999·Granted Nov 26, 2002·88 cites·24 claims
- 0690US7345533B2PWM digital amplifier with high-order loop filterASP TECHNOLOGIES·Filed 2006·Granted Mar 18, 2008·17 cites·22 claims
- 0790US7215269B2Delta-sigma analog-to-digital converter suitable for use in a radio receiver channelAVNERA CORP·Filed 2005·Granted May 8, 2007·24 cites·13 claims
- 0889US12166456B2Loop filter stabilization for class D amplifierSKYWORKS SOLUTIONS INC·Filed 2022·Granted Dec 10, 2024·2 cites·25 claims
- 0988US9831887B2Digitally calibrated successive approximation register analog-to-digital converterAVNERA CORP·Filed 2016·Granted Nov 28, 2017·6 cites·7 claims
- 1087US8643525B1Multiple output dynamic element matching algorithm with mismatch noise shaping for digital to analog convertersAVNERA CORP·Filed 2013·Granted Feb 4, 2014·11 cites·20 claims
- 1186US10574254B2Hybrid flash architecture of successive approximation register analog to digital converterAVNERA CORP·Filed 2018·Granted Feb 25, 2020·5 cites·20 claims
- 1285US10148280B2Hybrid flash architecture of successive approximation register analog to digital converterAVNERA CORP·Filed 2017·Granted Dec 4, 2018·5 cites·18 claims
- 1385US6424276B1Successive approximation algorithm-based architectures and systemsCIRRUS LOGIC INC·Filed 1999·Granted Jul 23, 2002·57 cites·19 claims
- 1482US7038535B2PWM digital amplifier with high-order loop filterLEE WAI LAING·Filed 2004·Granted May 2, 2006·23 cites·1 claims
- 1581US6252454B1Calibrated quasi-autozeroed comparator systems and methodsCIRRUS LOGIC INC·Filed 1999·Granted Jun 26, 2001·46 cites·15 claims
- 1681US5621345AIn-phase and quadrature sampling circuitANALOG DEVICES INC·Filed 1995·Granted Apr 15, 1997·69 cites·16 claims
- 1780US5739720ASwitched capacitor offset suppressionANALOG DEVICES INC·Filed 1997·Granted Apr 14, 1998·44 cites·22 claims
- 1880US5732002AMulti-rate IIR decimation and interpolation filtersANALOG DEVICES INC·Filed 1995·Granted Mar 24, 1998·35 cites·48 claims
- 1979US7443200B2Capacitor-coupled level shifter with duty-cycle independence and supply referenced bias configurationAVNERA CORP·Filed 2007·Granted Oct 28, 2008·8 cites·20 claims
- 2079US7023267B2Switching power amplifier using a frequency translating delta sigma modulatorPROPHESI TECHNOLOGIES INC·Filed 2004·Granted Apr 4, 2006·29 cites·40 claims
- 2174US11133785B2Digital-to-analog converter and amplifier for headphonesAVNERA CORP·Filed 2018·Granted Sep 28, 2021·2 cites·21 claims
- 2274US6417794B1System and apparatus for digitally calibrating capacitors in an analog-to-digital converter using successive approximationCIRRUS LOGIC INC·Filed 1999·Granted Jul 9, 2002·36 cites·13 claims
- 2374US6317765B1Sinc filter with selective decimation ratiosCIRRUS LOGIC INC·Filed 1998·Granted Nov 13, 2001·28 cites·17 claims
- 2472US2024388304A1Transition smoothing apparatus for reducing spurious input to a system under feedback controlSKYWORKS SOLUTIONS INC·Filed 2024·Application pending·0 cites
- 2571US10243579B2Programmable trim filter for successive approximation register analog to digital converter comparatorAVNERA CORP·Filed 2017·Granted Mar 26, 2019·2 cites·18 claims
- 2671US6653886B1Power saving amplifier with selectable current levelsCIRRUS LOGIC INC·Filed 1998·Granted Nov 25, 2003·27 cites·10 claims
- 2770US10581445B2Digitally calibrated successive approximation register analog-to-digital converterAVNERA CORP·Filed 2018·Granted Mar 3, 2020·1 cites·20 claims
- 2870US6163286ADigitally driven analog test signal generatorCIRRUS LOGIC INC·Filed 1998·Granted Dec 19, 2000·28 cites·27 claims
- 2970US5724037AData acquisition system for computed tomography scanning and related applicationsANALOG DEVICES INC·Filed 1995·Granted Mar 3, 1998·32 cites·37 claims
- 3070US2025219601A1Circuits, devices and methods related to audio amplifiers having gain calibrationSKYWORKS SOLUTIONS INC·Filed 2024·Application pending·0 cites
- 3170US2025337426A1Circuits, devices and methods related to digital-to-analog converters for audio amplifiersSKYWORKS SOLUTIONS INC·Filed 2025·Application pending·0 cites
- 3268US6404375B1System and method of selecting and using bit testing sequences during successive approximation for calibrating an analog-to-digital converterCIRRUS LOGIC INC·Filed 1999·Granted Jun 11, 2002·27 cites·8 claims
- 3367US10135455B2Digitally calibrated successive approximation register analog-to-digital converterAVNERA CORP·Filed 2017·Granted Nov 20, 2018·1 cites·17 claims
- 3466US12401372B2Digital-to-analog converter architecture for audio amplifiersSKYWORKS SOLUTIONS INC·Filed 2022·Granted Aug 26, 2025·0 cites·17 claims
- 3566US12081228B2Transition smoothing apparatus for reducing spurious input to a system under feedback controlSKYWORKS SOLUTIONS INC·Filed 2022·Granted Sep 3, 2024·0 cites·22 claims
- 3665US12301246B2Digital-to-analog converter calibration for audio amplifiersSKYWORKS SOLUTIONS INC·Filed 2022·Granted May 13, 2025·0 cites·19 claims
- 3765US12176868B2Gain calibration for audio amplifiersSKYWORKS SOLUTIONS INC·Filed 2022·Granted Dec 24, 2024·0 cites·16 claims
- 3865US6594284B1Network synchronizationCIRRUS LOGIC INC·Filed 1998·Granted Jul 15, 2003·33 cites·11 claims
- 3964US12512798B2Pulse-width modulation audio amplifier having compensated regulation loopSKYWORKS SOLUTIONS INC·Filed 2022·Granted Dec 30, 2025·0 cites·16 claims
- 4064US10135406B2On-chip resistor divider compensation with a 2VRMS inputAVNERA CORP·Filed 2016·Granted Nov 20, 2018·1 cites·13 claims
- 4164US7218612B2Network synchronizationCIRRUS LOGIC INC·Filed 2003·Granted May 15, 2007·5 cites·6 claims
- 4264US6348885B1System and method for digitally calibrating an analog-to-digital converterCIRRUS LOGIC INC·Filed 1999·Granted Feb 19, 2002·25 cites·40 claims
- 4361US6369745B1Analog to digital switched capacitor converter using a delta sigma modulator having very low power, distortion and noiseCIRRUS LOGIC INC·Filed 1998·Granted Apr 9, 2002·18 cites·17 claims
- 4460US12362763B2ADC for charge output sensorsSKYWORKS SOLUTIONS INC·Filed 2023·Granted Jul 15, 2025·0 cites·18 claims
- 4560US7271650B2PWM digital amplifier with high-order loop filterASP TECHNOLOGIES·Filed 2006·Granted Sep 18, 2007·3 cites·24 claims
- 4660US6337636B1System and techniques for seismic data acquisitionCIRRUS LOGIC INC·Filed 1998·Granted Jan 8, 2002·33 cites·17 claims
- 4760US6130633AMultibit digital to analog converter with feedback across the discrete time/continuous time interfaceCIRRUS LOGIC INC·Filed 1998·Granted Oct 10, 2000·19 cites·24 claims
- 4859US7388425B2PWM digital amplifier with high-order loop filterASP TECHNOLOGIES·Filed 2006·Granted Jun 17, 2008·2 cites·20 claims
- 4958US10096312B2Noise cancellation systemAVNERA CORP·Filed 2017·Granted Oct 9, 2018·0 cites·8 claims
- 5056US8207788B2Calibrated feedbackLEE WAI L·Filed 2008·Granted Jun 26, 2012·5 cites·19 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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