Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9964576 | Capacitance detection circuit that detects minute changes in capacitance | Charles Guan | 2018-05-08 |
| 8766835 | Sigma delta ADC with current mode mixer input | Dongwei Chen | 2014-07-01 |
| 7403233 | Video circuitry for controlling signal gain and reference black level | — | 2008-07-22 |
| 7372285 | Socket-less test board and clamp for electrical testing of integrated circuits | Larry A. Hewitt | 2008-05-13 |
| 7277135 | Video display signal brightness control circuit | Hon Kin Chiu, Robert Eddy, Leonard Stencel, Wayne E. Harlan | 2007-10-02 |
| 7236203 | Video circuitry for controlling signal gain and reference black level | — | 2007-06-26 |
| 7184099 | Controllable signal baseline and frequency emphasis circuit | — | 2007-02-27 |
| 7142222 | Halftone controller circuitry for video signal during on-screen-display (OSD) window | — | 2006-11-28 |
| 6998798 | Digitally controlled vertical S linearity correction with constant amplitude without using an AGC | Charles Guan | 2006-02-14 |
| 6950097 | Video display interface controller for host video display unit | — | 2005-09-27 |
| 6937294 | Multiplexed video signal interface signal, system and method | — | 2005-08-30 |
| 6911989 | Halftone controller circuitry for video signal during on-screen-display (OSD) window | — | 2005-06-28 |
| 6870569 | Integrated multilevel signal demultiplexor | — | 2005-03-22 |
| 6670851 | Cascode amplifier integrated circuit with frequency compensation capability | Hon Kin Chiu | 2003-12-30 |
| 6650371 | Multiplexed video signal interface signal, system and method | Andrew J. Morrish | 2003-11-18 |
| 6593804 | Controllable high frequency emphasis circuit for selective signal peaking | — | 2003-07-15 |
| 6515552 | Voltage control oscillator with stable free run frequency using current clamping | Hon Kin Chiu | 2003-02-04 |
| 6278324 | Analog amplifier with monotonic transfer function | Andrew J. Morrish | 2001-08-21 |
| 6236269 | Complementary CMOS differential amplifier circuit | — | 2001-05-22 |
| 6166579 | Digitally controlled signal magnitude control circuit | Andrew J. Morrish | 2000-12-26 |
| 6147523 | Overshoot control and damping circuit for high speed drivers | — | 2000-11-14 |
| 5877599 | Vertical and horizontal scanning correction system for video display | — | 1999-03-02 |