Inventor
ZHAN CHANG
CN16 patents
⚠️ This page may combine multiple inventors who share the name “ZHAN CHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHENZHEN GOODIX TECH CO LTD
14 patentsUS10049253B2Aug 14, 2018
Sensor pixel circuitry for fingerprint identification
SHENZHEN GOODIX TECH CO LTD8 citations80
US10349848B2Jul 16, 2019
Conversion circuit and detection circuit
SHENZHEN GOODIX TECH CO LTD5 citations71
US10366270B2Jul 30, 2019
Capacitive fingerprint sensor
SHENZHEN GOODIX TECH CO LTD2 citations67
US10360429B2Jul 23, 2019
Capacitive fingerprint sensor
SHENZHEN GOODIX TECH CO LTD2 citations67
US11776301B2Oct 3, 2023
Fingerprint detection apparatus and electronic device
SHENZHEN GOODIX TECH CO LTD0 citations52
US11374048B2Jun 28, 2022
Image sensor, manufacturing method thereof and electronic device
SHENZHEN GOODIX TECH CO LTD0 citations50
US10496869B2Dec 3, 2019
Fingerprint detection circuit and fingerprint recognition system
SHENZHEN GOODIX TECH CO LTD0 citations50
US9904838B2Feb 27, 2018
Fingerprint detection circuit, and capacitive fingerprint sensor and mobile terminal thereof
SHENZHEN GOODIX TECH CO LTD0 citations50
US10248830B2Apr 2, 2019
Sensor pixel circuitry for fingerprint identification
SHENZHEN GOODIX TECH CO LTD0 citations48
US10990791B2Apr 27, 2021
Fingerprint detection circuit, fingerprint identification apparatus and terminal device
SHENZHEN GOODIX TECH CO LTD0 citations40
US10395746B2Aug 27, 2019
Correlated double sampling integrating circuit
SHENZHEN GOODIX TECH CO LTD0 citations40
US10346666B2Jul 9, 2019
Fingerprint detecting circuit and fingerprint identification system
SHENZHEN GOODIX TECH CO LTD0 citations39
US10162993B2Dec 25, 2018
Fingerprint detection circuit, sensor and touch screen
SHENZHEN GOODIX TECH CO LTD0 citations39
US9742387B2Aug 22, 2017
Voltage comparator
SHENZHEN GOODIX TECH CO LTD0 citations39