Issued Patents All Time
Showing 51–75 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10868562 | Loop gain auto calibration using loop gain detector | Mao-Hsuan Chou, Ya-Tin Chang, Chih-Hsien Chang | 2020-12-15 |
| 10855292 | Phase locked loop | Ting-Kuei Kuan, Cheng-Hsiang Hsieh, Chen-Ting Ko, Chih-Hsien Chang | 2020-12-01 |
| 10848138 | Method and apparatus for precision phase skew generation | Mao-Hsuan Chou, Ya-Tin Chang, Chih-Hsien Chang | 2020-11-24 |
| 10833660 | Ring oscillator, controlling circuit and methods for realignment | Tsung-Hsien Tsai, Chih-Hsien Chang, Cheng-Hsiang Hsieh | 2020-11-10 |
| 10784872 | Fractional realignment techniques for PLLs | Tsung-Hsien Tsai, Chih-Hsien Chang, Cheng-Hsiang Hsieh | 2020-09-22 |
| 10749537 | Hybrid phase lock loop | Tsung-Hsien Tsai, Chih-Hsien Chang, Cheng-Hsiang Hsieh | 2020-08-18 |
| 10523221 | Hybrid phase lock loop | Tsung-Hsien Tsai, Chih-Hsien Chang, Cheng-Hsiang Hsieh | 2019-12-31 |
| 10523218 | Track-and-hold charge pump and PLL | Ting-Kuei Kuan, Cheng-Hsiang Hsieh, Chen-Ting Ko, Chih-Hsien Chang | 2019-12-31 |
| 10516385 | Ring oscillator, controlling circuit and methods for realignment | Tsung-Hsien Tsai, Chih-Hsien Chang, Cheng-Hsiang Hsieh | 2019-12-24 |
| 10461723 | Full range realignment ring oscillator | Tsung-Hsien Tsai, Chen-Hsiang Hsieh, Chih-Hsien Chang | 2019-10-29 |
| 10374617 | Injection-locked digital bang-bang phase-locked loop with timing calibration | Ting-Kuei Kuan, CHIN-YANG WU, Chih-Hsien Chang | 2019-08-06 |
| 10295583 | Circuit for measuring flicker noise and method of using the same | Chao Li | 2019-05-21 |
| 10164649 | Hybrid phase lock loop | Tsung-Hsien Tsai, Chih-Hsien Chang, Cheng-Hsiang Hsieh | 2018-12-25 |
| 10158364 | Realignment strength controller for solving loop conflict of realignment phase lock loop | Tsung-Hsien Tsai, Cheng-Hsiang Hsieh, Chih-Hsien Chang | 2018-12-18 |
| 10121781 | 3D IC with serial gate MOS device, and method of making the 3D IC | Chao Li, Chih-Hsien Chang | 2018-11-06 |
| 9748933 | Multi-step slew rate control circuits | Chen-Ting Ko, Chih-Hsien Chang | 2017-08-29 |
| 9748241 | Semiconductor device for simultaneous operation at two temperature ranges | Chao Li, Ying-Yu Hsu | 2017-08-29 |
| 9595474 | 3D IC with serial gate MOS device, and method of making the 3D IC | Chao Li, Chih-Hsien Chang | 2017-03-14 |
| 9503061 | System and method for calibrating chips in a 3D chip stack architecture | Ying-Yu Hsu, Chih-Hsien Chang | 2016-11-22 |
| 9363115 | System and method for aligning data bits | Ying-Yu Hsu, Shih-Hung Lan, Chih-Hsien Chang | 2016-06-07 |
| 9287252 | Semiconductor mismatch reduction | Chung-Hui Chen, Yung-Chow Peng, Po-Zeng Kang, Chung-Peng Hsieh | 2016-03-15 |
| 9231585 | System and method for calibrating chips in a 3D chip stack architecture | Ying-Yu Hsu, Chih-Hsien Chang | 2016-01-05 |
| 9197199 | Level shifter for high density integrated circuits | Tien-Chien Huang | 2015-11-24 |
| 9165925 | Structures and methods for ring oscillator fabrication | Chao Li, Shyh-An Chi, Chih-Hsien Chang | 2015-10-20 |
| 9035464 | 3D IC with serial gate MOS device, and method of making the 3D IC | Chao Li, Chih-Hsien Chang | 2015-05-19 |