Issued Patents All Time
Showing 25 most recent of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11449453 | Multi-package system using configurable input/output interface circuits for single-ended intra-package communication and differential inter-package communication | Chun-Yuan Yeh, Yan Luo | 2022-09-20 |
| 8619938 | Clock generation devices and methods | Kuan-Hua Chao, Chuan Liu | 2013-12-31 |
| 8526559 | Communication systems and clock generation circuits thereof with reference source switching | Kuan-Hua Chao, Shiue-Shin Liu | 2013-09-03 |
| 8451971 | Communication systems, clock generation circuits thereof, and method for generating clock signal | Kuan-Hua Chao, Shiue-Shin Liu, Jeng-Horng Tsai, Chih-Ching Chen, Chuan Liu | 2013-05-28 |
| 8415979 | Differential driver with calibration circuit and related calibration method | Kuan-Hua Chao, Yan Luo | 2013-04-09 |
| 8237479 | Delay line calibration mechanism and related multi-clock signal generator | Hong-Sing Kao, Meng-Ta Yang | 2012-08-07 |
| 8222927 | Reference buffer circuit | Chieh-Wei Liao, Wen-Hua Chang | 2012-07-17 |
| 8154330 | Delay line calibration mechanism and related multi-clock signal generator | Hong-Sing Kao, Meng-Ta Yang | 2012-04-10 |
| 8111178 | Calibration method and related calibration apparatus for capacitor array | Chieh-Wei Liao, Chia-Hua Chou, Wen-Hua Chang | 2012-02-07 |
| 8008900 | DC-DC converter | Shiue-Shin Liu | 2011-08-30 |
| 7994828 | Frequency divider, frequency dividing method thereof, and phase locked loop utilizing the frequency divider | Hong-Sing Kao, Meng-Ta Yang, Kuan-Hua Chao | 2011-08-09 |
| 7932740 | Driving circuit with load calibration and the method thereof | Kuan-Hua Chao, Jeng-Horng Tsai | 2011-04-26 |
| 7852057 | DC-DC converter | Shiue-Shin Liu | 2010-12-14 |
| 7797589 | Detector for detecting information carried by a signal having a sawtooth-like shape | — | 2010-09-14 |
| 7705758 | Method and apparatus for digital to analog conversion | Wei-Hsuan Tu | 2010-04-27 |
| 7706239 | Apparatus for detecting a pre-pit signal | Chia-Hua Chou | 2010-04-27 |
| 7626449 | Apparatus and method for tuning center frequency of a filter | Wei-Hsuan Tu | 2009-12-01 |
| 7479811 | Sample/hold circuit module | Chia-Hua Chou | 2009-01-20 |
| 7471599 | Write signal control circuit in an optical disk drive | Chih-Cheng Chen, Yuan Liu | 2008-12-30 |
| 7457213 | Write signal generator with delay calibration | Chih-Cheng Chen | 2008-11-25 |
| 7403063 | Apparatus and method for tuning center frequency of a filter | Wei-Hsuan Tu | 2008-07-22 |
| 7345608 | Delta-Sigma DAC | Wei-Hsuan Tu | 2008-03-18 |
| 7313753 | Detector for detecting information carried by a signal having a sawtooth-like shape | — | 2007-12-25 |
| 7308066 | Clock recovery circuit capable of automatically adjusting frequency range of VCO | — | 2007-12-11 |
| 7271633 | Charge pump structure for reducing capacitance in loop filter of a phase locked loop | — | 2007-09-18 |