Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9196209 | Charge recycling circuit | — | 2015-11-24 |
| 9013392 | Gamma-voltage generator | Yueh-Hsiu Liu, Ju-Lin Huang, Peng Chen, Yu-Shao Liu | 2015-04-21 |
| 8907939 | Frame maintaining circuit and frame maintaining method | Yueh-Hsiu Liu, Hsin-Yih Li, Chih-Yung Hsu, Yu-Shao Liu | 2014-12-09 |
| 8593389 | Gamma-voltage generator | Yueh-Hsiu Liu, Ju-Lin Huang, Peng Chen, Yu-Shao Liu | 2013-11-26 |
| 8350544 | Voltage conversion device capable of enhancing conversion efficiency | Tsung-Yin Yu | 2013-01-08 |
| 8314597 | Load driving apparatus | Chih-Yuan Hsieh, Wei-Jen Lai | 2012-11-20 |
| 8115408 | Light source apparatus and light source adjusting module | Yi Liu, Chih-Yuan Hsieh, Lan-Shan Cheng | 2012-02-14 |
| 8111054 | Voltage conversion device capable of enhancing conversion efficiency | Tsung-Yin Yu | 2012-02-07 |
| 8106601 | LED illuminant driving circuit and automatic brightness compensation method thereof | Yi Liu, Chih-Yuan Hsieh | 2012-01-31 |
| 8040180 | Operational amplifier capable of compensating offset voltage | Chih-Yuan Hsieh | 2011-10-18 |
| 8013540 | Light adjusting device for a light emitting diode and related light adjusting method and light emitting device | Chen-Ming Hung, Yi Liu, Chih-Yuan Hsieh | 2011-09-06 |
| 7750881 | Voltage conversion device having non-linear gain | — | 2010-07-06 |
| 7688131 | Charge pump circuit | Chih-Yuan Hsieh | 2010-03-30 |
| 7605663 | Method and apparatus for stabilizing output frequency of PLL (phase lock loop) and phase lock loop thereof | Chiu-Hung Cheng | 2009-10-20 |
| 7598801 | Voltage regulator, voltage regulating method thereof and voltage generator using the same | Chih-Yuan Hsieh | 2009-10-06 |
| 7541846 | Sample-and-hold apparatus and operating method thereof | Chih-Yuan Hsieh, Chiu-Hung Cheng | 2009-06-02 |
| 7541786 | Voltage regulator | — | 2009-06-02 |
| 7538605 | Amplifier device capable of reducing offset voltage | — | 2009-05-26 |
| 7518415 | Voltage buffer and source driver thereof | — | 2009-04-14 |
| 7511560 | Charge pump circuit | Chih-Yuan Hsieh | 2009-03-31 |
| 7508184 | Current source apparatus for reducing interference with noise | Chih-Yuan Hsieh | 2009-03-24 |
| 7486128 | Charge pump control circuit and control method thereof | Chih-Yuan Hsieh | 2009-02-03 |
| 7479833 | Dynamic biasing amplifier apparatus, dynamic biasing apparatus and method | Wei-Zen Chen, Dar-Huei Liao | 2009-01-20 |
| 7459943 | High accuracy sample and hold circuit having a common negative input terminal | Chih-Yuan Hsieh | 2008-12-02 |
| 7417415 | Voltage-controlled current source | Chiu-Hung Cheng | 2008-08-26 |