Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580322 | Dynamic switching frequency control for a digital switching amplifier | Guoqing Miao | 2003-06-17 |
| 6577189 | Scheme for reducing transmit-band noise floor and adjacent channel power with power backoff | Arun Jayaraman | 2003-06-10 |
| 6577194 | Resonant gate drive technique for a digital power amplifier | — | 2003-06-10 |
| 6549069 | Self-timed switching for a digital power amplifier | — | 2003-04-15 |
| 6518849 | Dynamic delay compensation versus average switching frequency in a modulator loop and methods thereof | — | 2003-02-11 |
| 6515604 | Mixed signal processing unit with improved distortion and noise characteristics | — | 2003-02-04 |
| 6414560 | Loop delay compensation for a digital power amplifier | — | 2002-07-02 |
| 6411165 | Active common mode feedback for unbalanced input and feedback signals and methods thereof | — | 2002-06-25 |
| 6362683 | Break-before-make distortion compensation for a digital amplifier | Guoqing Miao | 2002-03-26 |
| 6351184 | Dynamic switching frequency control for a digital switching amplifier | Guoqing Miao | 2002-02-26 |
| 6348836 | Dual independently clocked analog-to-digital conversion for a digital power amplifier | — | 2002-02-19 |
| 6316992 | DC offset calibration for a digital switching amplifier | Guoqing Miao | 2001-11-13 |
| 6297697 | Methods and apparatus for noise shaping a mixed signal power output | Adya S. Tripathi | 2001-10-02 |
| 6281747 | Power efficient line driver | Bhupendra K. Ahuja, Adya S. Tripathi | 2001-08-28 |
| 6246283 | Power efficient line driver | Bhupendra K. Ahuja, Adya S. Tripathi | 2001-06-12 |
| 6229390 | Methods and apparatus for noise shaping a mixed signal power output | Adya S. Tripathi | 2001-05-08 |
| 6127893 | Method and apparatus for controlling an audio signal level | William D. Llewellyn | 2000-10-03 |
| 6107844 | Methods and apparatus for reducing MOSFET body diode conduction in a half-bridge configuration | Steven K. Berg | 2000-08-22 |
| 5974089 | Method and apparatus for performance improvement by qualifying pulses in an oversampled noise-shaping signal processor | Adya S. Tripathi | 1999-10-26 |
| 5909153 | Method and apparatus for compensating for delays in modulator loops | Adya S. Tripathi | 1999-06-01 |
| 5808491 | Method and apparatus for sensing a common mode voltage | — | 1998-09-15 |
| 5777512 | Method and apparatus for oversampled, noise-shaping, mixed-signal processing | Adya S. Tripathi | 1998-07-07 |
| 5754079 | Method and apparatus for biasing a differential cascode circuit | — | 1998-05-19 |
| 5444414 | Low voltage filter transconductance cell | — | 1995-08-22 |
| 5438288 | High differential output impedance setter | — | 1995-08-01 |