Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6424191 | Low side current sink circuit having improved output impedance to reduce effects of leakage current | Stephen D. Edwards, Phil Shapiro | 2002-07-23 |
| 6384638 | Differential charge pump for providing a low charge pump current | Stephen D. Edwards, Phil Shapiro | 2002-05-07 |
| 6304132 | High side current source circuit having improved output impedance to reduce effects of leakage circuit | Stephen D. Edwards, Phil Shapiro | 2001-10-16 |
| 6271716 | Rcb cancellation in low-side low power supply current sources | Stephen D. Edwards, Phil Shapiro | 2001-08-07 |
| 6268756 | Fast high side switch for hard disk drive preamplifiers | Murat Hayri Eskiyerli, Phil Shapiro | 2001-07-31 |
| 6191643 | Voltage boost circuitry for hard drive write preamplifiers | Murat Hayri Eskiyerli, Phil Shapiro | 2001-02-20 |
| 6188268 | Low side current sink circuit having improved output impedance to reduce effects of leakage current | Stephen D. Edwards, Phil Shapiro | 2001-02-13 |
| 6177825 | Fast high side switch for hard disk drive preamplifiers | Murat Hayri Eskiyerli, Phil Shapiro | 2001-01-23 |
| 6175463 | Architecture for hard disk drive write preamplifiers | Murat Hayri Eskiyerli, Phil Shapiro | 2001-01-16 |
| 6141064 | Luminance signal generation circuit with single clamp in closed loop configuration | Duc Ngo | 2000-10-31 |
| 6100726 | High input impedance buffer circuit having a high-side current source circuit with RCB cancellation | Stephen D. Edwards, Phil Shapiro | 2000-08-08 |
| 6064274 | RCB cancellation in high-side low power supply current sources | Stephen D. Edwards, Phil Shapiro | 2000-05-16 |
| 6043850 | Burst gate pulse generator circuit | Duc Ngo | 2000-03-28 |
| 6028640 | Current source and threshold voltage generation method and apparatus for HHK video circuit | Duc Ngo | 2000-02-22 |
| 6018370 | Current source and threshold voltage generation method and apparatus for HHK video circuit | Duc Ngo | 2000-01-25 |
| 6014176 | Automatic phase control apparatus for phase locking the chroma burst of analog and digital video data using a numerically controlled oscillator | Steve Edwards | 2000-01-11 |
| 6008864 | Composite video signal backporch soft-clamp system using servo loop | Duc Ngo | 1999-12-28 |
| 5999221 | Horizontal synchronization pulse generation circuit | Duc Ngo | 1999-12-07 |
| 5926063 | Method of and apparatus for selectively engaging an internal trap filter and implementing an external trap filter through a single pin | Duc Ngo | 1999-07-20 |
| 5907367 | Video overlay circuit for synchronizing and combining analog and digital signals | Steve Edwards, Duc Ngo | 1999-05-25 |
| 5864371 | Luminance signal generation circuit with single clamp in closed loop configuration and horizontal synchronization pulse generation | Duc Ngo | 1999-01-26 |
| 5828254 | Error regulator circuit for sample and hold phase locked loops | Duc Ngo | 1998-10-27 |
| 5815212 | Video overlay circuit for synchronizing and combining analog and digital signals | Steve Edwards, Duc Ngo | 1998-09-29 |
| 5812208 | Burst separator and slicer circuit | Duc Ngo | 1998-09-22 |
| 5784122 | Chroma lock detector | Duc Ngo | 1998-07-21 |