Issued Patents All Time
Showing 25 most recent of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431816 | Secondary-side flyback converter controller | — | 2025-09-30 |
| 11444535 | DC-DC converter with improved line transient rejection | — | 2022-09-13 |
| 10778080 | Self-biased non-isolated low-power switching regulator | — | 2020-09-15 |
| 10381918 | Multi-phase parallelable constant on time buck controller with phase interleaving ensured by ripple injection | Ioan Stoichita, Surya Prakash Rao Talari | 2019-08-13 |
| 10348205 | Coupled-inductor cascaded buck converter with fast transient response | — | 2019-07-09 |
| 10284095 | Method and apparatus for phase current balancing in multi-phase constant on-time buck converter | Ioan Stoichita, Surya Prakash Rao Talari | 2019-05-07 |
| 10103635 | Buck-boost controller achieving high power factor and valley switching | Simon Krugly, Marc Tan, Rohit Tirumala | 2018-10-16 |
| 9866101 | Auxiliary power supply for a control circuit of a switching regulator | Marc Tan, Simon Krugly, Wilson Wai-Sum Chan | 2018-01-09 |
| 9698689 | Zero-voltage switching buck converter and control circuit therefor | — | 2017-07-04 |
| 9658276 | Circuit and method for detecting short circuit failure of a switching transistor | Rohit Tirumala, Marc Tan, Simon Krugly | 2017-05-23 |
| 9661702 | Constant-current controller with square-wave input current shaping | Rohit Tirumala | 2017-05-23 |
| 9621021 | Auxiliary power supplies in parallel with a switch of a switching regulator | Marc Tan, Simon Krugly, Wilson Wai-Sum Chan | 2017-04-11 |
| 9602015 | Communication method and apparatus using modulation of post-conduction oscillation frequency in switching converters | Simon Krugly | 2017-03-21 |
| 9590613 | Circuit and method for active crosstalk reduction in multiple-channel power supply controllers | Rohit Tirumala, Marc Tan, Simon Krugly | 2017-03-07 |
| 9474118 | Cascode-type dimming switch using a bipolar junction transistor for driving a string of light emitting diodes | — | 2016-10-18 |
| 9337725 | Output current control in a boundary conduction mode buck converter | Simon Krugly, Marc Tan | 2016-05-10 |
| 9041313 | Low dropout light emitting diode (LED) ballast circuit and method therefor | — | 2015-05-26 |
| 8907580 | Circuit and method for flicker suppression in light emitting diodes (LEDs) | — | 2014-12-09 |
| 8896219 | Dimming circuit and method | — | 2014-11-25 |
| 8587278 | LED driver with low harmonic distortion of input AC current and methods of controlling the same | Rohit Tirumala, Marc Tan | 2013-11-19 |
| 8461777 | Protection from short cathode condition in LED driver and method therefor | Rohit Tirumala | 2013-06-11 |
| 8456106 | LED driver with extended dimming range and method for achieving the same | Rohit Tirumala | 2013-06-04 |
| 8358090 | Dimmer circuit for transformer—isolated LED driver and method therefor | Rohit Tirumala | 2013-01-22 |
| 8130519 | Led driver with low harmonic distortion of input AC current and methods of controlling the same | Rohit Tirumala, Marc Tan | 2012-03-06 |
| 8106597 | High efficiency boost LED driver with output | Rohit Tirumala | 2012-01-31 |