Inventor
CHIN KEN
CN10 patents
⚠️ This page may combine multiple inventors who share the name “CHIN KEN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUAWEI DIGITAL POWER TECH CO LTD
9 patentsUS11923769B2Mar 5, 2024
System and method for controlling totem pole power factor correction circuit, and power adapter
HUAWEI DIGITAL POWER TECH CO LTD2 citations68
US11979086B2May 7, 2024
Resonant conversion system and control method
HUAWEI DIGITAL POWER TECH CO LTD1 citations56
US12506413B2Dec 23, 2025
Voltage conversion apparatus, control method, and power supply device
HUAWEI DIGITAL POWER TECH CO LTD0 citations53
US12424932B2Sep 23, 2025
High power factor rectifier circuit and power converter
HUAWEI DIGITAL POWER TECH CO LTD0 citations48
US12301100B2May 13, 2025
Power factor correction circuit and power converter
HUAWEI DIGITAL POWER TECH CO LTD0 citations47
US11658649B2May 23, 2023
Pin state configuration circuit and configuration method, and electronic device
HUAWEI DIGITAL POWER TECH CO LTD0 citations47
US12395073B2Aug 19, 2025
Method and apparatus for controlling totem-pole PFC circuit, and electronic device
HUAWEI DIGITAL POWER TECH CO LTD0 citations45
US12489362B2Dec 2, 2025
Power supply apparatus and totem-pole PFC circuit control method
HUAWEI DIGITAL POWER TECH CO LTD0 citations44
US12328064B2Jun 10, 2025
Noise suppression method and apparatus for totem pole PFC circuit, and electronic device
HUAWEI DIGITAL POWER TECH CO LTD0 citations44