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Inventor

QIU YAJIE

CA7 patents
⚠️ This page may combine multiple inventors who share the name “QIU YAJIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GAN SYSTEMS INC

4 patents
US11431261B2Aug 30, 2022

Hybrid bulk capacitance circuit for AC input AC/DC switching mode power supplies

GAN SYSTEMS INC2 citations69
US11374489B2Jun 28, 2022

Hybrid bulk capacitance circuit for AC/DC charger

GAN SYSTEMS INC1 citations59
US11545889B2Jan 3, 2023

Deadtime optimization for GaN half-bridge and full-bridge switch topologies

GAN SYSTEMS INC1 citations58
US11689098B2Jun 27, 2023

Architecture for AC/DC SMPS with PFC and multimode LLC DC/DC converter

GAN SYSTEMS INC0 citations49

UNIV KINGSTON

2 patents
US10256712B2Apr 9, 2019

Current ripple sensing controller for a single-stage LED driver

UNIV KINGSTON0 citations50
US10243478B2Mar 26, 2019

High-power single-stage LED driver with bipolar ripple cancellation

UNIV KINGSTON0 citations39

INFINEON TECH CANADA INC

1 patent
US12401270B2Aug 26, 2025

PFC optimization architecture for ac input AC/DC switching mode power supplies

INFINEON TECH CANADA INC0 citations48