Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12231028 | Pulse frequency modulator for switched mode power supply | — | 2025-02-18 |
| 12046984 | Automatic frequency oscillator for pulse-regulated switch-mode power supply | — | 2024-07-23 |
| 12001235 | Startup circuit for high voltage low power voltage regulator | — | 2024-06-04 |
| 11777406 | Multiphase switched mode power supply clocking circuits and related methods | Karen Chan | 2023-10-03 |
| 11722061 | Valley current mode control for a voltage converter | Hakan Oner | 2023-08-08 |
| 11722105 | Recovery control for power converter | Jiun Heng Goh, Robert Blattner | 2023-08-08 |
| 11616436 | Error amplifier with programmable on-chip and off-chip compensation | Karen Chan | 2023-03-28 |
| 11588480 | Switch mode regulator with slew rate control | — | 2023-02-21 |
| 11271479 | Automatic frequency oscillator for pulse-regulated switch-mode power supply | — | 2022-03-08 |
| 11251706 | Multiphase switched mode power supply clocking circuits and related methods | Karen Chan | 2022-02-15 |
| 11201543 | Methods and apparatus to improve the safe operating area of switched mode power supplies | — | 2021-12-14 |
| 11183977 | Recovery control for power converter | Jiun Heng Goh, Robert Blattner | 2021-11-23 |
| 11152919 | Mathematical function circuit | Marc Davis-Marsh, Hakan Oner | 2021-10-19 |
| 11031869 | Dual mode switching regulator with PWM/PFM frequency control | David Zakharian, Karen Chan | 2021-06-08 |
| 10505534 | High voltage low current enable pin startup circuit | Faruk Jose Nome Silva, Karen Chan | 2019-12-10 |
| 9287776 | Low power switching mode regulator having automatic PFM and PWM operation | — | 2016-03-15 |
| 8884596 | Dynamic control of frequency compensation for improved over-voltage protection in a switching regulator | Zheng Li | 2014-11-11 |
| 8766612 | Error amplifier with built-in over voltage protection for switched-mode power supply controller | Zheng Li | 2014-07-01 |
| 8288953 | Buck constant average current regulation of light emitting diodes | — | 2012-10-16 |
| 7898187 | Circuit and method for average-current regulation of light emitting diodes | Thomas Yang | 2011-03-01 |
| 7710701 | System and method for providing a process, temperature and over-drive invariant over-current protection circuit | Chunping Song | 2010-05-04 |
| 7626370 | Apparatus and method for hysteretic boost DC-DC converter | Chunping Song | 2009-12-01 |
| 7498794 | Method and system for sensing current independently of variations in operating conditions | Thomas Yang | 2009-03-03 |
| 7495424 | Overload compensation circuit with improved recovery response for a power supply | Chunping Song | 2009-02-24 |
| 7450359 | System and method for providing a temperature compensated under-voltage-lockout circuit | Thomas Yang | 2008-11-11 |