Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731155 | Track and hold with dual pump circuit | J. Mikko Hakkarainen, Eric Sung, Hsin-Shu Chen, Bang-Sup Song, Mario Sanchez | 2004-05-04 |
| 6714886 | System and method of DC calibration of amplifiers | Eric Sung, Hsin-Shu Chen, J. Mikko Hakkarainen, Bang-Sup Song, Brian L. Allen +1 more | 2004-03-30 |
| 6628216 | Calibration of resistor ladder using difference measurement and parallel resistive correction | Hsin-Shu Chen, Eric Sung, J. Mikko Hakkarainen, Bang-Sup Song, Brian L. Allen +1 more | 2003-09-30 |
| 6570523 | Analog to digital converter using subranging and interpolation | Hsin-Shu Chen, Eric Sung, Bang-Sup Song, J. Mikko Hakkarainen, Brian L. Allen +1 more | 2003-05-27 |
| 6329260 | Analog-to-digital converter and method of fabrication | Glenn A. Dejong, Akira Ito, Choong-Sun Rhee, Jeffrey Johnston, Michael D. Church | 2001-12-11 |
| 6118398 | Digital-to-analog converter including current sources operable in a predetermined sequence and associated methods | Gregory J. Fisher, Mario Sanchez | 2000-09-12 |
| 6107950 | Analog-to-digital converter having enhanced accuracy gain stage, and associated devices and methods | Gregory J. Fisher, Mario Sanchez | 2000-08-22 |
| 5994755 | Analog-to-digital converter and method of fabrication | Glenn A. Dejong, Akira Ito, Choong-Sun Rhee, Jeffrey Johnston, Michael D. Church | 1999-11-30 |
| 5949362 | Digital-to-analog converter including current cell matrix with enhanced linearity and associated methods | Bruce J. Tesch, Renyuan Huang, Gregory J. Fisher | 1999-09-07 |
| 5892472 | Processor controlled analog-to-digital converter circuit | Tzi-Hsiung Shu | 1999-04-06 |
| 5771012 | Integrated circuit analog-to-digital converter and associated calibration method and apparatus | Tzi-Hsiung Shu | 1998-06-23 |
| 5682111 | Integrated circuit with power monitor | Chong I. Chi, Gregory J. Fisher | 1997-10-28 |
| 5659261 | Analog-to-digital converter and output driver | Chong I. Chi, Gregory J. Fisher | 1997-08-19 |
| 5631599 | Two stage current mirror | Chong I. Chi, Gregory J. Fisher | 1997-05-20 |
| 5576654 | BIMOS driver circuit and method | Tzi-Hsiung Shu | 1996-11-19 |
| 5541538 | High speed comparator | Gregory J. Fisher | 1996-07-30 |
| 5481129 | Analog-to-digital converter | Glenn A. Dejong, Michael D. Church, Gregory J. Fisher, John T. Gasner, Akira Ito +3 more | 1996-01-02 |
| 5369309 | Analog-to-digital converter and method of fabrication | Chong I. Chi, Gregory J. Fisher | 1994-11-29 |
| 5140326 | Converter comparator cell with improved resolution | Gregory J. Fisher, Shen Tu | 1992-08-18 |
| 5059982 | Back-sampling analog to digital converter | Chong I. Chi | 1991-10-22 |
| 4982194 | Back-sampling charge redistribution analog to digital converter | Chong I. Chi | 1991-01-01 |
| 4897567 | Fast level translator circuit | — | 1990-01-30 |
| 4380033 | Disc-drive head positioning systems | — | 1983-04-12 |