Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11689113 | Control circuit of flyback circuit | Hai Tao, Chih-Hsien Hsieh, Kai-Fang Wei | 2023-06-27 |
| 11606041 | Synchronous rectifier continuous conduction mode detection apparatus and control method | Kai-Fang Wei, Yueguo Hao | 2023-03-14 |
| 11005377 | Control circuit and method therefor | Chih-Hsien Hsieh, Yue-Hong Tang | 2021-05-11 |
| 10897206 | Power supply with near valley switching in near valley window time period | Jung-Sheng Chen, Li-Lien Lin, Kai-Fang Wei, Chih-Hsien Hsieh, Hangseok Choi +1 more | 2021-01-19 |
| 10560027 | Semiconductor device and method therefor | Chih-Hsien Hsieh, Yue-Hong Tang | 2020-02-11 |
| 10523110 | Synchronous rectifier controller for offline power converter and method therefor | Lei Chen, Kai-Fang Wei | 2019-12-31 |
| 10516341 | Synchronous rectifier gate voltage boost method and system | Jian-Ming Fu, Chou-Sheng Wang | 2019-12-24 |
| 10256735 | Power supply with near valley switching | Jung-Sheng Chen, Li-Lien Lin, Kai-Fang Wei, Chih-Hsien Hsieh, Hangseok Choi +1 more | 2019-04-09 |
| 10236779 | Semiconductor device and method therefor | Chih-Hsien Hsieh, Yue-Hong Tang | 2019-03-19 |
| 10177645 | Synchronous rectifier turn-on enable | Taesung Kim, Bonggeun Chung, Gwanbon Koo, Lei Chen | 2019-01-08 |
| 10158298 | Communication circuit for flyback power converter with synchronous rectifier | Li-Lien Lin, Chih-Hsien Hsieh, Yue-Hong Tang, Ching Wen Fu, Ju Hyun Kim | 2018-12-18 |
| 10027165 | Power supply circuit with secondary side to primary side communication | Zhao-Jun Wang, Chih-Hsien Hsieh, Li-Lien Lin | 2018-07-17 |
| 9985548 | Communication circuit for flyback power converter with synchronous rectifier | Li-Lien Lin, Chih-Hsien Hsieh, Yue-Hong Tang, Ching Wen Fu, Ju Hyun Kim | 2018-05-29 |
| 9923358 | USB adapter protection | David Kunst, Won-Seok Kang, Ke Hong | 2018-03-20 |
| 9667156 | Power supply with line compensation circuit | David Kunst | 2017-05-30 |
| 8102676 | Compensating for cord resistance to maintain constant voltage at the end of a power converter cord | Steven Huynh, Matthew A. Grant, David Kunst | 2012-01-24 |
| 8089783 | Constant current and voltage controller in a three-pin package with dual-use switch pin | David Kunst, Steven Huyah | 2012-01-03 |
| 8040699 | Secondary side constant voltage and constant current controller | Steven Huynh, David Kunst, Matthew A. Grant | 2011-10-18 |
| 7978484 | Flyback constant voltage converter having both a PWFM mode and a PWM mode | Matthew A. Grant | 2011-07-12 |
| 7961483 | Constant current and voltage controller in a small package with dual-use pin | Steven Huynh, Matthew A. Grant, David Kunst | 2011-06-14 |
| 7911814 | Constant current and voltage controller in a three-pin package with dual-use power pin | David Kunst, Steven Huynh | 2011-03-22 |
| 7911808 | Primary side constant output current controller with highly improved accuracy | Steven Huynh, Matthew A. Grant, David Kunst | 2011-03-22 |
| 7869229 | Compensating for cord resistance to maintain constant voltage at the end of a power converter cord | Steven Huynh, Matthew A. Grant, David Kunst | 2011-01-11 |
| 7746673 | Flyback constant voltage converter having both a PWFM mode and a PWM mode | Matthew A. Grant | 2010-06-29 |
| 7697308 | Compensating for inductance variation in a power converter using a dual-purpose feedback pin | Steven Huynh, Matthew A. Grant, David Kunst | 2010-04-13 |