Donald B. Doherty
48Patents
23h-index
29Co-inventors
81Inventor score
Filing activity: Jul 19, 1993 → Dec 17, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5448314A | Method and apparatus for sequential color imaging | Physics | 428 | Expired |
| US5497172A | Pulse width modulation for spatial light modulator with split reset addressing | Physics | 367 | Expired |
| US5526051A | Digital television system | Electricity | 332 | Expired |
| US5365283A | Color phase control for projection display using spatial light modulator | Physics | 306 | Expired |
| US5497197A | System and method for packaging data into video processor | Electricity | 245 | Expired |
| US5657099A | Color phase control for projection display using spatial light modulator | Physics | 227 | Expired |
| US6480177B2 | Blocked stepped address voltage for micromechanical devices | Physics | 208 | Expired |
| US6778155B2 | Display operation with inserted block clears | Physics | 195 | Expired |
| US5592188A | Method and system for accentuating intense white display areas in sequential DMD video systems | Physics | 133 | Expired |
| US5488431A | Video data formatter for a multi-channel digital television system without overlap | Electricity | 100 | Expired |
| US5619228A | Method for reducing temporal artifacts in digital video systems | Physics | 92 | Expired |
| US5751379A | Method to reduce perceptual contouring in display systems | Electricity | 77 | Expired |
| US6201521A | Divided reset for addressing spatial light modulator | Physics | 76 | Expired |
| US5969710A | Bit-splitting for pulse width modulated spatial light modulator | Electricity | 71 | Expired |
| US5519450A | Graphics subsystem for digital television | Physics | 62 | Expired |
| US6008785A | Generating load/reset sequences for spatial light modulator | Physics | 55 | Expired |
| US5598188A | Memory architecture for reformatting and storing display data in standard TV and HDTV systems | Electricity | 28 | Expired |
| US5680156A | Memory architecture for reformatting and storing display data in standard TV and HDTV systems | Electricity | 28 | Expired |
| US5726718A | Error diffusion filter for DMD display | Physics | 27 | Expired |
| US5528317A | Timing circuit for video display having a spatial light modulator | Electricity | 27 | Expired |
| US5912712A | Time expansion of pulse width modulation sequences by clock dropping | Physics | 24 | Expired |
| US7164397B2 | Discrete light color processor | Physics | 23 | Expired |
| US6310591A | Spatial-temporal multiplexing for high bit-depth resolution displays | Physics | 23 | Expired |
| US5838385A | Sampling analog video signal for secondary images | Electricity | 21 | Expired |
| US6115083A | Load/reset sequence controller for spatial light modulator | Electricity | 19 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.