Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12300212 | Active noise cancellation integrated circuit for stacking at least one anti-noise signal and at least one non-anti-noise signal, associated method, and active noise cancellation headphone using the same | Li-Wen Chi, Kai Chen | 2025-05-13 |
| 12154536 | Active noise control circuit with multiple filters connected in parallel fashion and associated method | Li-Wen Chi, Shih-Kai He | 2024-11-26 |
| 11955108 | Adaptive active noise cancellation apparatus and audio playback system using the same | Li-Wen Chi | 2024-04-09 |
| 11942068 | Adaptive active noise control system with unstable state handling and associated method | Li-Wen Chi | 2024-03-26 |
| 11875772 | Adaptive active noise control system with double talk handling and associated method | Li-Wen Chi | 2024-01-16 |
| 11721315 | Active noise cancellation integrated circuit for stacking multiple anti-noise signals, associated method, and active noise cancellation headphone using the same | Li-Wen Chi, Kai Chen | 2023-08-08 |
| 10394518 | Audio synchronization method and associated electronic device | Xin-Wei Shih, Chia-Ying Li, Yiou-Wen Cheng, Shen-Kai Chang | 2019-08-27 |
| 10199029 | Speech enhancement for headsets with in-ear microphones | Yiou-Wen Cheng, Chih-Ping Lin, Chieh C. Cheng | 2019-02-05 |
| 10176793 | Method, active noise control circuit, and portable electronic device for adaptively performing active noise control operation upon target zone | Yiou-Wen Cheng | 2019-01-08 |
| 9756421 | Audio refocusing methods and electronic devices utilizing the same | Yiou-Wen Cheng, Liang Sun | 2017-09-05 |
| 9747894 | System and associated method for speech keyword detection enhanced by detecting user activity | Yiou-Wen Cheng, Liang Sun, Yuanyuan Wang | 2017-08-29 |
| 9691381 | Voice command recognition method and related electronic device and computer-readable medium | Yiou-Wen Cheng, Liang Sun, Hsi-Kang Tsao, Jyh-Horng Lin | 2017-06-27 |
| 9691382 | Voice control device and method for deciding response of voice control according to recognized speech command and detection output derived from processing sensor data | Yiou-Wen Cheng, Xin-Wei Shih, Jyh-Horng Lin | 2017-06-27 |
| 9569006 | Ultrasound-based methods for touchless gesture recognition, and apparatuses using the same | Xin-Wei Shih, Shaw-Min Lei | 2017-02-14 |
| 9559736 | Auto-selection method for modeling secondary-path estimation filter for active noise control system | Li-Wei Cheng, Chieh C. Cheng, Yiou-Wen Cheng, Chih-Ping Lin | 2017-01-31 |