Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9310862 | Method and apparatus for monitoring performance for secure chip operation | Sebastien Nussbaum, Leonard J DiSanza, Michael A. Nix, Stephen V. Kosonocky, Thomas J. Hirsch | 2016-04-12 |
| 9312686 | High voltage protection circuit for non-tolerant integrated circuit | Anil Kumar, Michael A. Nix, Moises E. Robinson | 2016-04-12 |
| 6728370 | Method and apparatus for impedance matching | Jeffrey J. Anderson, Walter S. Schopfer | 2004-04-27 |
| 6272465 | Monolithic PC audio circuit | Larry D. Hewitt, Jeffrey M. Blumenthal, Geoffrey E. Brehmer, Glen W. Brown, Ryan Feemster +10 more | 2001-08-07 |
| 5995030 | Apparatus and method for a combination D/A converter and FIR filter employing active current division from a single current source | — | 1999-11-30 |
| 5796851 | Digital method to eliminate power-on pops and clicks | Larry D. Hewitt | 1998-08-18 |
| 5659466 | Monolithic PC audio circuit with enhanced digital wavetable audio synthesizer | David Norris, Jeffrey M. Blumenthal, Geoffrey E. Brehmer, Glen W. Brown, Ryan Feemster +10 more | 1997-08-19 |
| 5648778 | Stereo audio CODEC | Alfredo R. Linz, Glen W. Brown, Martin P. Soques | 1997-07-15 |
| 5648779 | Sigma-delta modulator having reduced delay from input to output | — | 1997-07-15 |
| 5646621 | Delta-sigma ADC with multi-stage decimation filter and gain compensation filter | Alfredo R. Linz | 1997-07-08 |
| 5625357 | Current steering semi-digital reconstruction filter | — | 1997-04-29 |
| 5589830 | Stereo audio codec | Alfredo R. Linz, Glen W. Brown, Martin P. Soques | 1996-12-31 |
| 5585802 | Multi-stage digital to analog conversion circuit and method | Alfredo R. Linz | 1996-12-17 |
| 5477190 | Low voltage linear output buffer operational amplifier | Geoffrey G. Brehmer | 1995-12-19 |
| 5446460 | Fourth-order cascaded sigma-delta modulator | — | 1995-08-29 |
| 5444363 | Low noise apparatus for receiving an input current and producing an output current which mirrors the input current | — | 1995-08-22 |
| 5442309 | Low distortion output stage | — | 1995-08-15 |
| 5442354 | Fourth-order cascaded sigma-delta modulator | — | 1995-08-15 |
| 5414424 | Fourth-order cascaded sigma-delta modulator | — | 1995-05-09 |
| 5410273 | Low distortion operational amplifier | Geoffrey E. Brehmer | 1995-04-25 |
| 5021783 | Method for operating an apparatus for facilitating communications | Alan F. Hendrickson, Herbert Chen, Rajiv M. Hattangadi | 1991-06-04 |