Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9420645 | Constant current control buck converter without current sense | Liang Yan, Gordon Chen | 2016-08-16 |
| 9318963 | Switching power converter with secondary to primary messaging | Jianming Yao, Pengju Kong, Yong Li | 2016-04-19 |
| 9154039 | Switching power converter with secondary-side dynamic load detection and primary-side feedback and control | Yong Li, Jiang Chen, Jianming Yao, Xiaolin Gao | 2015-10-06 |
| 9084325 | Adaptive dimmer detection and control for LED lamp | John William Kesterson, Richard M. Myers, Baorong Chen, Gordon Chen | 2015-07-14 |
| 8970135 | Adaptive dimmer detection and control for LED lamp | John William Kesterson, Richard M. Myers, Baorong Chen, Gordon Chen | 2015-03-03 |
| 8964422 | EMI frequency spreading method for switching power converter | Fuqiang Shi, Yong Li, John William Kesterson, David Nguyen | 2015-02-24 |
| 8933582 | Dual output power supply | Jangsoo Han | 2015-01-13 |
| 8854842 | Digital communication link between secondary side and primary side of switching power converter | — | 2014-10-07 |
| 8755203 | Valley-mode switching schemes for switching power converters | Yong Li, Hien Huu Bui, John William Kesterson | 2014-06-17 |
| 8643303 | Adaptive dimmer detection and control for LED lamp | John William Kesterson, Richard M. Myers, Baorong Chen, Gordon Chen | 2014-02-04 |
| 8576586 | Dynamic drive of switching transistor of switching power converter | Jun Zheng, Andrew Kwok-Cheung Lee, John William Kesterson, Allan Lin, Hien Huu Bui +2 more | 2013-11-05 |
| 8553431 | Switching power converter with load impedance detection | — | 2013-10-08 |
| 8289732 | Controller for switching power converter driving BJT based on primary side adaptive digital control | Yong Li, Jun Zheng, John William Kesterson | 2012-10-16 |
| 8222832 | Adaptive dimmer detection and control for LED lamp | John William Kesterson, Richard M. Myers, Baorong Chen, Gordon Chen | 2012-07-17 |
| 8199539 | Adaptive control for transition between multiple modulation modes in a switching power converter | Xiaoyan Wang, Liang Yan, John William Kesterson, Clarita Poon | 2012-06-12 |
| 8199537 | Detecting light load conditions and improving light load efficiency in a switching power converter | Liang Yan, Xiaoyan Wang, Jun Zheng, Clarita Poon | 2012-06-12 |
| 8049481 | Adaptive multi-mode digital control improving light-load efficiency in switching power converters | Yong Li, Carrie Seim, John William Kesterson, Liang Yan, Clarita Poon +1 more | 2011-11-01 |
| 8018743 | Adaptive control for transition between multiple modulation modes in a switching power converter | Xiaoyan Wang, Liang Yan, John William Kesterson, Clarita Poon | 2011-09-13 |
| 7974107 | System and method for controlling a current limit with primary side sensing using a hybrid PWM and PFM control | Yong Li, Liang Yan, John William Kesterson, Xiao Yan Wang | 2011-07-05 |
| 7928670 | LED driver with multiple feedback loops | Yuhui Chen, John William Kesterson | 2011-04-19 |
| 7880447 | Power converter controller IC having input voltage pin with multiple functions | Allan Lin, Jiang Chen | 2011-02-01 |
| 7876582 | Compensating on-time delay of switching transistor in switching power converters | John William Kesterson | 2011-01-25 |
| 7724547 | Compensating on-time delay of switching transistor in switching power converters | John William Kesterson | 2010-05-25 |
| 7558093 | Power converter with emulated peak current mode control | — | 2009-07-07 |
| 7554821 | System and method for input current shaping in a power converter | Arthur J. Collmeyer, Anatoly Shteynberg, Paul King, Dickson Wong, Harry Rodriguez | 2009-06-30 |