Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9130498 | Fan system—single-phase DC motor control circuit and control method thereof | Ching-Sheng Li, Chia-Tai Yang | 2015-09-08 |
| 8947035 | Heat dissipation system, rotation speed control circuit and method thereof | Ching-Sheng Li, Shen-Min Lo, Kun-Min Chen, Chia-Tai Yang | 2015-02-03 |
| 8581534 | Method and motor driving circuit for adjusting rotational speed of motor | Jyun-Ping Jiang, Ching-Sheng Li, Kun-Min Chen | 2013-11-12 |
| 8441243 | Power control circuit, switching power converter, and method for reducing noise and switching loss | Kun-Min Chen, Ke-Tsung Chen, Ching-Sheng Li | 2013-05-14 |
| 8395343 | Rotation speed control circuit, rotation speed control method and fan system | Kun-Min Chen, Ching-Sheng Li, Sung-Ming Lai | 2013-03-12 |
| 8183807 | Method of driving DC motor and related circuit for avoiding reverse current | Ching-Sheng Li, Kun-Min Chen | 2012-05-22 |
| 8174226 | Current limit control method of DC motor and related device and circuit | Ching-Sheng Li, Kun-Min Chen | 2012-05-08 |
| 8157536 | Rotating speed adjustment circuit and related control system for a heat dissipation fan | Tzu-Cheng Teng, Ching-Sheng Li, Shen-Min Lo | 2012-04-17 |
| 8080955 | Driving method and related driving device for a motor | Kun-Min Chen, Sung-Ming Lai, Ching-Sheng Li, Ching-Shan Lu | 2011-12-20 |
| 7940107 | Clamp circuit for clamping inrush voltage induced by hot plugging and related chip | Kun-Min Chen, Tzu-Cheng Teng, Ching-Sheng Li | 2011-05-10 |
| 7772903 | Pulse width modulation circuit capable of linearly adjusting duty cycle with voltage and related method | Shiue-Shr Jiang, Kun-Min Chen, Ching-Sheng Li | 2010-08-10 |
| 7529109 | Driving circuit for switching DC power | Kun-Min Chen, Ching-Sheng Li, Shiue-Shr Jiang, Shen-Min Lo | 2009-05-05 |
| 7411367 | Full bridge circuit and DC motor capable of fixing output voltage and avoiding reverse current | Ching-Sheng Li, Shen-Min Lo, Kun-Min Chen | 2008-08-12 |