Inventor
CHAN KWAI CHI
HK10 patents
⚠️ This page may combine multiple inventors who share the name “CHAN KWAI CHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HK APPLIED SCIENCE & TECH RES
3 patentsUS7741981B1Jun 22, 2010
Dual-use comparator/op amp for use as both a successive-approximation ADC and DAC
HK APPLIED SCIENCE & TECH RES72 citations96
US7764215B2Jul 27, 2010
Multi-stage comparator with offset canceling capacitor across secondary differential inputs for high-speed low-gain compare and high-gain auto-zeroing
HK APPLIED SCIENCE & TECH RES20 citations83
US9190961B1Nov 17, 2015
Digitally-programmable gain amplifier with direct-charge transfer and offset cancellation
HK APPLIED SCIENCE & TECH RES6 citations71
WAN HO MING KAREN
2 patentsUS8421660B1Apr 16, 2013
Configurable cascading sigma delta analog-to digital converter (ADC) for adjusting power and performance
WAN HO MING KAREN29 citations90
US8471744B1Jun 25, 2013
Reduced residual offset sigma delta analog-to-digital converter (ADC) with chopper timing at end of integrating phase before trailing edge
WAN HO MING KAREN6 citations70