| 10498254 |
Power conversion device, slow soft-startup circuit, and power conversion chip |
Isaac Y. Chen, Yi-Wei Lee |
2019-12-03 |
| 10177558 |
Overvoltage protection method and buck switching regulator having overvoltage protection function and control circuit thereof |
Jo-Yu Wang, Isaac Y. Chen |
2019-01-08 |
| 10097092 |
Multi-phase switching regulator and control circuit and control method thereof |
Yu-Chang Chen, Jo-Yu Wang, Yi-Wei Lee, Isaac Y. Chen |
2018-10-09 |
| 9966857 |
AC-to-DC power converter and control method and control integrated circuit thereof |
Jiun-Hung Pan, Chien-Fu Tang, Isaac Y. Chen, Yu-Chang Chen, Jung-Pei Cheng |
2018-05-08 |
| 9781786 |
Control circuit and method of a LED driver |
Isaac Y. Chen, Yi-Wei Lee |
2017-10-03 |
| 9263940 |
Power converter and power factor corrector thereof |
Chien-Hung Chen, Isaac Y. Chen, Yi-Wei Lee |
2016-02-16 |
| 9257900 |
Signal peak detector and detection method, and control IC and method for a PFC converter |
Yung-Chih Lai, Isaac Y. Chen |
2016-02-09 |
| 9203319 |
Soft-start switching power converting apparatus with pulse-frequency modulation technique |
Jiun-Hung Pan, Chien-Fu Tang, Isaac Y. Chen |
2015-12-01 |
| 9130464 |
Soft-start switching power converting apparatus with pulse-frequency modulation technique |
Jiun-Hung Pan, Chien-Fu Tang, Isaac Y. Chen |
2015-09-08 |
| 9112404 |
Multiplier-divider circuit and AC-to-DC power converting apparatus incorporating the same |
Chien-Hung Chen, Isaac Y. Chen, Yi-Wei Lee |
2015-08-18 |
| 9042126 |
Switching power converting apparatus, switching controller for the same, and method of controlling a bipolar junction transistor of the same |
Jung-Pei Cheng, Yu-Chang Chen, Jiun-Hung Pan, Yung-Chih Lai, Isaac Y. Chen +1 more |
2015-05-26 |
| 8907648 |
Power factor correction circuit, control circuit therefor and method for driving load circuit through power factor correction |
Chien-Fu Tang, Isaac Y. Chen, Shao-Hung Lu, Tzu-Chen Lin |
2014-12-09 |
| 8791725 |
High voltage offset detection circuit |
Pei-Kai TSENG, Chien-Fu Tang, Issac Chen |
2014-07-29 |
| 8723560 |
High voltage offset detection circuit |
Pei-Kai TSENG, Chien-Fu Tang, Issac Chen |
2014-05-13 |