Inventor · Santa Clara, CA, US

Tom W. Kwan

62Patents
17h-index
50Co-inventors
87Inventor score

Filing activity: Sep 30, 1992 → Mar 15, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5495200A Double sampled biquad switched capacitor filter Electricity 125 Expired
US5471411A Interpolation filter with reduced set of filter coefficients Electricity 115 Expired
US5404142A Data-directed scrambler for multi-bit noise shaping D/A converters Electricity 97 Expired
US6426680B1 System and method for narrow band PLL tuning Electricity 89 Expired
US5786778A Variable sample-rate DAC/ADC/converter system Electricity 67 Expired
US6803829B2 Integrated VCO having an improved tuning range over process and temperature variations Electricity 59 Expired
US5475628A Asynchronous digital sample rate converter Electricity 52 Expired
US7092043B2 Fully integrated tuner architecture Electricity 42 Expired
US6141671A Asynchronous digital sample rate converter Electricity 33 Expired
US7019598B2 Integrated VCO having an improved tuning range over process and temperature variations Electricity 30 Expired
US8754746B2 Hand-held gaming device that identifies user based upon input from touch sensitive panel Human Necessities 29 Active
US7259956B2 Scalable integrated circuit high density capacitors Electricity 28 Expired
US7423699B2 Fully integrated tuner architecture Electricity 25 Active
US7710300B2 Segmented data shuffler apparatus for a digital to analog converter (DAC) Electricity 21 Active
US5666299A Asynchronous digital sample rate converter Electricity 17 Expired
US6472940B1 Gigabit ethernet transceiver with analog front end Electricity 17 Expired
US5732002A Multi-rate IIR decimation and interpolation filters Electricity 17 Expired
US7995679B2 Method and system for charge sensing with variable gain, offset compensation, and demodulation Physics 15 Active
US8045066B2 Fully integrated tuner architecture Electricity 15 Active
US7649345B2 Power supply regulator with digital control Electricity 14 Active
US6577184B2 Switched-capacitor, common-mode feedback circuit for a differential amplifier without tail current Electricity 10 Expired
US6762702B2 Shuffler apparatus and related dynamic element matching technique for linearization of unit-element digital-to-analog converters Electricity 8 Expired
US9577662B2 Method and apparatus for excess loop delay compensation in continuous-time sigma-delta analog-to-digital converters Electricity 8 Active
US7656643B2 Scalable integrated circuit high density capacitors Electricity 7 Active
US7821581B2 Fully integrated tuner architecture Electricity 6 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.