Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7479805 | Programmable differential signaling system | Gubo Huang, Andy T. Nguyen, Ronald L. Cline | 2009-01-20 |
| 7317333 | Large loading split I/O driver with negligible crowbar | Andy T. Nguyen | 2008-01-08 |
| 7279982 | Apparatus and method for low current differential swing I/O interface | Andy T. Nguyen, Gubo Huang | 2007-10-09 |
| 7265586 | Programmable differential signaling system | Gubo Huang, Andy T. Nguyen, Ronald L. Cline | 2007-09-04 |
| 7236004 | Low voltage differential signaling with output differential voltage to output offset voltage tracking | Gubo Huang | 2007-06-26 |
| 7212060 | Ground bounce protection circuit for a test mode pin | Gubo Huang | 2007-05-01 |
| 7161396 | CMOS power on reset circuit | Gubo Huang | 2007-01-09 |
| 7099227 | PLD hardwire programming with multiple functional modes | — | 2006-08-29 |
| 7091755 | Low voltage input circuit with high voltage tolerance capability | Gubo Huang | 2006-08-15 |
| 7071732 | Scalable complex programmable logic device with segmented interconnect resources | Tetse Jang | 2006-07-04 |
| 7071738 | Glitchless clock selection circuit using phase detection switching | Andy T. Nguyen | 2006-07-04 |
| 7046041 | Structures and methods of implementing a pass gate multiplexer with pseudo-differential input signals | — | 2006-05-16 |
| 6992505 | Structures and methods of implementing a pass gate multiplexer with pseudo-differential input signals | — | 2006-01-31 |
| 6985019 | Overvoltage clamp circuit | Ping Zhang, Ronald L. Cline | 2006-01-10 |
| 6980035 | Auto-detect level shifter for multiple output voltage standards | Gubo Huang, Shankar Lakkapragada, Andy T. Nguyen, Fariba Farahanchi | 2005-12-27 |
| 6864727 | Pulse generator with polarity control | Jack Lo, Shankar Lakkapragada | 2005-03-08 |
| 6847241 | Delay lock loop using shift register with token bit to select adjacent clock signals | Andy T. Nguyen | 2005-01-25 |
| 6847240 | Power-on-reset circuit with temperature compensation | — | 2005-01-25 |
| 6842043 | High-speed, low current level shifter circuits for integrated circuits having multiple power supplies | Andy T. Nguyen, Ronald L. Cline | 2005-01-11 |
| 6683481 | Power on reset generator circuit providing hysteresis in a noisy power environment | Andy T. Nguyen | 2004-01-27 |
| 6628151 | Self-regulating high voltage ramp up circuit | Gubo Huang, Andy T. Nguyen | 2003-09-30 |
| 6476638 | Input driver circuit with adjustable trip point for multiple input voltage standards | Gubo Huang | 2002-11-05 |
| 6456126 | Frequency doubler with polarity control | Jack Lo, Shankar Lakkapragada | 2002-09-24 |
| 6437598 | CPLD scalable and array architecture | — | 2002-08-20 |
| 6362669 | Structure and method for initializing IC devices during unstable power-up | Jack Lo | 2002-03-26 |