Issued Patents All Time
Showing 126–150 of 206 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7215105 | Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply | Alex B. Djenguerian, Kent Wong, David Michael Hugh Matthews | 2007-05-08 |
| 7211991 | Method and apparatus for reducing audio noise in a switching regulator | Alex B. Djenguerian, Kent Wong | 2007-05-01 |
| 7205754 | Method and apparatus for a switch mode power supply that generates a high pulse width modulation gain while maintaining low noise sensitivity | — | 2007-04-17 |
| 7193865 | Switched mode power supply responsive to current derived from voltage across energy transfer element input | David Michael Hugh Matthews | 2007-03-20 |
| 7190215 | Method and apparatus for sensing current and voltage in circuits with voltage across an LED | Arthur B. Odell | 2007-03-13 |
| 7170756 | Trimming electrical parameters in a power supply switching regulator electrical circuit | — | 2007-01-30 |
| 7148671 | Method and apparatus for maintaining an approximate constant current output characteristic in a switched mode power supply | Alex B. Djenguerian, Kent Wong, David Michael Hugh Matthews, Erdem Bircan | 2006-12-12 |
| 7135748 | Integrated circuit with multi-length output transistor segment | — | 2006-11-14 |
| 7110270 | Method and apparatus for maintaining a constant load current with line voltage in a switch mode power supply | Alex B. Djenguerian, Kent Wong, David Michael Hugh Matthews | 2006-09-19 |
| 7109696 | Method and apparatus for trimming current limit and frequency to maintain a constant maximum power | Alex B. Djenguerian, David Michael Hugh Matthews | 2006-09-19 |
| 7099128 | Fault condition protection | Alex B. Djenguerian, Leif Lund | 2006-08-29 |
| 7091752 | Method and apparatus for simplifying the control of a switch | — | 2006-08-15 |
| 7068022 | Method and apparatus for a switch mode power supply that generates a high pulse width modulation gain while maintaining low noise sensitivity | — | 2006-06-27 |
| 7045994 | Method and apparatus for reducing audio noise in a switching regulator | Alex B. Djenguerian, Kent Wong | 2006-05-16 |
| 7038524 | Method and apparatus for extending the size of a transistor beyond one integrated circuit | — | 2006-05-02 |
| 7038439 | Off-line converter with digital control | Alex B. Djenguerian, Leif Lund | 2006-05-02 |
| 7005914 | Method and apparatus for sensing current and voltage in circuits with voltage across an LED | Arthur B. Odell | 2006-02-28 |
| 6995986 | Switched mode power supply responsive to current derived from voltage across energy transfer element input | David Michael Hugh Matthews | 2006-02-07 |
| 6992471 | Method and apparatus for trimming current limit and frequency to maintain a constant maximum power | Alex B. Djenguerian, David Michael Hugh Matthews | 2006-01-31 |
| 6967472 | Method and apparatus for maintaining an approximate constant current output characteristic in a switched mode power supply | Alex B. Djenguerian, Kent Wong, David Michael Hugh Matthews, Erdem Bircan | 2005-11-22 |
| 6954057 | Method and apparatus providing final test and trimming for a power supply controller | Alex B. Djenguerian, Erdem Bircan | 2005-10-11 |
| 6914793 | Method and apparatus providing a multi-function terminal for a power supply controller | Alex B. Djenguerian, Leif Lund | 2005-07-05 |
| 6900622 | Method and apparatus for reducing audio noise in a switching regulator | Alex B. Djenguerian, Kent Wong | 2005-05-31 |
| 6882212 | Method and apparatus for extending the size of a transistor beyond one integrated circuit | — | 2005-04-19 |
| 6882134 | Method and apparatus for trimming current limit and frequency to maintain a constant maximum power | Alex B. Djenguerian, David Michael Hugh Matthews | 2005-04-19 |