Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12261548 | Setting a stable operating point and EMI control of an H-bridge output stage | Naoaki Nishimura | 2025-03-25 |
| 12052037 | Enhancing efficiency of excess loop delay compensation in delta-sigma analog-to-digital converters | Akira Shikata | 2024-07-30 |
| 12009791 | Increasing power efficiency in a digital feedback class D driver | — | 2024-06-11 |
| 11916707 | Power efficiency in an analog feedback class D modulator | Atsushi Matamura | 2024-02-27 |
| 11863205 | Adaptive bias techniques for amplifiers in sigma delta modulators | Kaibo Miao, Langyuan Wang | 2024-01-02 |
| 11757466 | System and method for dynamic element matching for delta sigma converters | Preston S. Birdsong, Adam R. Spirer | 2023-09-12 |
| 11683018 | Class A amplifier with push-pull characteristic | Mayank Devam, Venkata Aruna Srikanth Nittala | 2023-06-20 |
| 11658678 | System and method to enhance noise performance in a delta sigma converter | Preston S. Birdsong, Adam R. Spirer | 2023-05-23 |
| 11626885 | Gain programmability techniques for delta-sigma analog-to-digital converter | Shaolong LIU, Daniel Peter Canniff, Akira Shikata | 2023-04-11 |
| 11621722 | Multi quantizer loops for delta-sigma converters | Akira Shikata | 2023-04-04 |
| 11539373 | Method to compensate for metastability of asynchronous SAR within delta sigma modulator loop | — | 2022-12-27 |
| 11509327 | System and method to enhance noise performance in a delta sigma converter | Preston S. Birdsong, Adam R. Spirer | 2022-11-22 |
| 11411543 | Power efficiency in an audio playback path | Atsushi Matamura | 2022-08-09 |
| 11038515 | Noise shaping algorithmic analog-to-digital converter | — | 2021-06-15 |
| 10886937 | Method to embed ELD DAC in SAR quantizer | Akira Shikata, Keith O'Donoghue | 2021-01-05 |
| 10340932 | Techniques for power efficient oversampling successive approximation register | Dan BOYKO, Eric Nestler | 2019-07-02 |
| 10284221 | Power-efficient flash quantizer for delta sigma converter | Daniel Peter Canniff, Mariana Tosheva Markova, Edward Chapin Guthrie | 2019-05-07 |
| 10284213 | Analog-to-digital converter reusing comparator for residue amplifier for noise shaping | Rong Jin | 2019-05-07 |
| 9791493 | Sensor fault detection system and method | Khiem Quang Nguyen | 2017-10-17 |
| 9716470 | Apparatus and methods for compensating an operational amplifier | — | 2017-07-25 |
| 9698805 | Electrical noise reduction in an analog-to-digital converter | — | 2017-07-04 |
| 9564916 | Suppressing signal transfer function peaking in a feedforward delta sigma converter | — | 2017-02-07 |
| 9319004 | Apparatus and methods for equalization | David P. Foley | 2016-04-19 |
| 9124283 | Switching scheme for ISI mitigation in data converters | Paul A. Baginski | 2015-09-01 |
| 8847807 | Switching scheme for ISI mitigation in data converters | Paul A. Baginski | 2014-09-30 |