Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9706269 | Self-powered and battery-assisted CMOS wireless bio-sensing IC platform | Sze Wing Leung, Hok Mo Yau, Guang Jie Cai | 2017-07-11 |
| 9661695 | Low-headroom constant current source for high-current applications | Guangjie Cai, Chun Fai Wong, Tai Yin Wong | 2017-05-23 |
| 9484945 | Asynchronous successive-approximation-register analog-to-digital converter (SAR ADC) in synchronized system | Kwai Chi Chan, Tin Ho (Andy) Wu | 2016-11-01 |
| 9190961 | Digitally-programmable gain amplifier with direct-charge transfer and offset cancellation | Kwai Chi Chan, Tin Ho (Andy) Wu | 2015-11-17 |
| 8797776 | Diode-less full-wave rectifier for low-power on-chip AC-DC conversion | Kwok Kuen (David) Kwong, Chun Fai Wong, Leung Ling (Alan) Pun | 2014-08-05 |
| 8643337 | Single-power-transistor battery-charging circuit using voltage-boosted clock | Kwok Kuen (David) Kwong, Yat To Wong, Chik Wai (David) Ng | 2014-02-04 |
| 8471744 | Reduced residual offset sigma delta analog-to-digital converter (ADC) with chopper timing at end of integrating phase before trailing edge | Yat To Wong, Kwai Chi Chan | 2013-06-25 |
| 8421660 | Configurable cascading sigma delta analog-to digital converter (ADC) for adjusting power and performance | Yat To Wong, Kwai Chi Chan, Andrea Baschirotto | 2013-04-16 |
| 8416107 | Charge compensation calibration for high resolution data converter | Kam Chuen Wan, Yat To Wong, Kwai Chi Chan | 2013-04-09 |
| 8258864 | Ultra low voltage multi-stage high-speed CMOS comparator with autozeroing | Kwai Chi Chan, Yat To Wong, Kam Chuen Wan, Kwok Kuen (David) Kwong | 2012-09-04 |
| 7999512 | Single-power-transistor battery-charging circuit using voltage-boosted clock | Kwok Kuen (David) Kwong, Yat To Wong, Chik Wai (David) Ng | 2011-08-16 |
| 7795976 | Slew-rate-enhanced error amp with adaptive transconductance and single dominant pole shared by main and auxiliary amps | Yat To Wong, Chik Wai (David) Ng, Kam Chuen Wan, Kwok Kuen (David) Kwong | 2010-09-14 |
| 7764215 | Multi-stage comparator with offset canceling capacitor across secondary differential inputs for high-speed low-gain compare and high-gain auto-zeroing | Yat To Wong, Kwai Chi Chan, Kwok Kuen (David) Kwong | 2010-07-27 |
| 7741981 | Dual-use comparator/op amp for use as both a successive-approximation ADC and DAC | Yat To Wong, Kwai Chi Chan, Hok Mo Yau, Tin Ho (Andy) Wu, Kwok Kuen (David) Kwong | 2010-06-22 |
| 7705685 | Low-voltage oscillator with capacitor-ratio selectable duty cycle | Chik Wai (David) Ng, Yat To Wong, Kwok Kuen (David) Kwong | 2010-04-27 |
| 7538597 | Fuse cell and method for programming the same | David Kwong, Kam Chuen Wan, Chik Wai (David) Ng | 2009-05-26 |
| 7535272 | Zero-delay buffer with common-mode equalizer for input and feedback differential clocks into a phase-locked loop (PLL) | Kwok Kuen (David) Kwong | 2009-05-19 |
| 6642800 | Spurious-free fractional-N frequency synthesizer with multi-phase network circuit | Oleg Drapkin, Chak Cheung Ho, Ngar Sze Nancy Chan, Grigori Temkine | 2003-11-04 |