Inventor
YAO YUFENG
SG15 patents
⚠️ This page may combine multiple inventors who share the name “YAO YUFENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YAO YUFENG
9 patentsUS8575537B2Nov 5, 2013
Compact multi-direction proximity sensor device and method
YAO YUFENG61 citations95
US8143608B2Mar 27, 2012
Package-on-package (POP) optical proximity sensor
YAO YUFENG41 citations93
US8716665B2May 6, 2014
Compact optical proximity sensor with ball grid array and windowed substrate
YAO YUFENG14 citations83
US8502151B2Aug 6, 2013
Optical proximity sensor package with lead frame
YAO YUFENG9 citations82
US8492720B2Jul 23, 2013
Small low-profile optical proximity sensor
YAO YUFENG8 citations82
US8232883B2Jul 31, 2012
Optical proximity sensor with improved shield and lenses
YAO YUFENG10 citations82
US8742350B2Jun 3, 2014
Proximity sensor
YAO YUFENG6 citations72
US8937377B2Jan 20, 2015
Package-on-package proximity sensor module
YAO YUFENG2 citations61
US8866064B2Oct 21, 2014
Multi-directional proximity sensor
YAO YUFENG3 citations61
JOYWELL SEMICONDUCTOR SHANGHAI CO LTD
2 patentsUS11811400B1Nov 7, 2023
Circuit for improving linearity and channel compensation of PAM4 receiver analog front end
JOYWELL SEMICONDUCTOR SHANGHAI CO LTD0 citations39
US11811414B1Nov 7, 2023
Comparator circuit having pre-charging and early reset output stage
JOYWELL SEMICONDUCTOR SHANGHAI CO LTD0 citations39