Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12148440 | Audio processing circuit whose output stage has different configuration based on signal strength | — | 2024-11-19 |
| 11854643 | Signal processing system capable of performing voltage and frequency calibration | Cheng-Pin Chang | 2023-12-26 |
| 11799435 | Audio processing apparatus and method for audio processing | Chun-Hao Lai | 2023-10-24 |
| 11601758 | Audio signal processing chip, multichannel system, and audio signal processing method | Chang-Chih Chen | 2023-03-07 |
| 11553276 | Audio codec circuit | Cheng-Pin Chang | 2023-01-10 |
| 11456706 | Audio processor circuit and audio processing method | Chun-Hao Peng | 2022-09-27 |
| 11126211 | Chip package assembly and chip function execution method thereof | — | 2021-09-21 |
| 10969853 | USB adapting circuit | Cheng-Pin Chang, Chun-Hao Peng | 2021-04-06 |
| 10887711 | Sound recording circuit | — | 2021-01-05 |
| 10637421 | Audio playback device and audio control circuit of the same | Cheng-Pin Chang | 2020-04-28 |
| 10451659 | Detection circuit and associated detection method | Cheng-Pin Chang, Wei-Chieh Wang | 2019-10-22 |
| 10347252 | Electronic device with wake on voice function and operation method thereof | Chih-Chen Ku | 2019-07-09 |
| 10204636 | Combo-plug detecting circuit and operational method thereof | Chia-Chi Tsai, Cheng-Pin Chang | 2019-02-12 |
| 10149081 | Headphone amplifier circuit for headphone driver, operation method thereof, and USB interfaced headphone device using the same | Shao-Hsun Lee, Cheng-Pin Chang | 2018-12-04 |
| 9813816 | Audio plug detection structure in audio jack corresponding to audio plug and method thereof | — | 2017-11-07 |
| 9645624 | Electronic apparatus, functional unit, and power-down method thereof | Cheng-Pin Chang, Sheng-Nan Chiu, Chih-Jung Yu | 2017-05-09 |
| 9438983 | Signal processing circuit and associated signal processing method applied to headset | Cheng-Pin Chang, Yi-Chang Tu, Sheng-Nan Chiu | 2016-09-06 |