Inventor
LI GUOCHENG
CN8 patents
⚠️ This page may combine multiple inventors who share the name “LI GUOCHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHINA RESOURCES POWTECH SHANGHAI CO LTD
4 patentsUS11152848B2Oct 19, 2021
Drive circuit with zero-crossing detection function, and zero-crossing detection method
CHINA RESOURCES POWTECH SHANGHAI CO LTD3 citations62
US10375778B2Aug 6, 2019
Single-segment linear constant-power LED driving circuit and method
CHINA RESOURCES POWTECH SHANGHAI CO LTD0 citations36
US10595368B2Mar 17, 2020
LED driving circuit and method for balancing efficiency and power factor
CHINA RESOURCES POWTECH SHANGHAI CO LTD0 citations34
US10353011B2Jul 16, 2019
System and method for detecting voltage of battery pack
CHINA RESOURCES POWTECH SHANGHAI CO LTD0 citations32
CRM ICBG WUXI CO LTD
3 patentsUS12464616B2Nov 4, 2025
PWM signal conversion circuit and method, and LED dimming system
CRM ICBG WUXI CO LTD0 citations48
US12167513B2Dec 10, 2024
LED dimming circuit
CRM ICBG WUXI CO LTD0 citations48
US11917735B2Feb 27, 2024
LED driving system and closed-loop control method for LED driving
CRM ICBG WUXI CO LTD0 citations48