Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8437154 | Method and apparatus for varying a duty cycle of a power supply controller responsive to multiple linear functions over a range of values of a feedforward signal | Stefan Bäurle | 2013-05-07 |
| 8305063 | Power supply controller with an input voltage compensation circuit | Giao Minh Pham | 2012-11-06 |
| 8242825 | Method and apparatus for pulse width modulation | — | 2012-08-14 |
| 8243480 | Method and apparatus for a control circuit responsive to an impedance coupled to a control circuit terminal | Stefan Bäurle, David Michael Hugh Matthews | 2012-08-14 |
| 8179166 | Leakage compensation for sample and hold devices | — | 2012-05-15 |
| 8148968 | Method and apparatus for a power supply controller responsive to a feedforward signal | Stefan Bäurle | 2012-04-03 |
| 8138810 | Method and apparatus for pulse width modulation | — | 2012-03-20 |
| 8081146 | Multifunctional driver controllers | — | 2011-12-20 |
| 8081410 | Overcurrent protection circuit | Hang Yin, Dave Xiao Dong Yang | 2011-12-20 |
| 8004864 | Method and apparatus for a control circuit responsive to an impedance coupled to a control circuit terminal | Stefan Bäurle, David Michael Hugh Matthews | 2011-08-23 |
| 7986499 | Current limiting circuit and voltage regulator using the same | Hang Yin, Wenbo Tian | 2011-07-26 |
| 7889010 | Compensation circuit | — | 2011-02-15 |
| 7880523 | Method and apparatus for pulse width modulation | — | 2011-02-01 |
| 7804202 | Method and apparatus for mode selection for high voltage integrated circuits | Alex B. Djenguerian, William B. Smith, Kent Wong | 2010-09-28 |
| 7746047 | Low dropout voltage regulator with improved voltage controlled current source | Hang Yin | 2010-06-29 |
| 7746119 | Leakage compensation for sample and hold devices | — | 2010-06-29 |
| 7710049 | Driver and method for driving LEDS on multiple branch circuits | Hang Yin, Wenbo Tian | 2010-05-04 |
| 7629823 | Method and apparatus for pulse width modulation | — | 2009-12-08 |
| 7583068 | Method for driving voltage-controlled devices or current-controlled devices | — | 2009-09-01 |
| 7576528 | Control circuit responsive to an impedance | Stefan Bäurle, David Michael Hugh Matthews | 2009-08-18 |
| 7554315 | Method and apparatus for adjusting a reference | — | 2009-06-30 |
| 7535130 | Method and apparatus for mode selection for high voltage integrated circuits | Alex B. Djenguerian, William B. Smith, Kent Wong | 2009-05-19 |
| 7502236 | Power supply controller responsive to a feedforward signal | Stefan Bäurle | 2009-03-10 |
| 7482859 | Automatic current trimming method & circuits | Qing Yu, David Xiao Dong Yang | 2009-01-27 |
| 7397231 | Method and apparatus for adjusting a reference | — | 2008-07-08 |