Christopher Keate
28Patents
13h-index
16Co-inventors
78Inventor score
Filing activity: Dec 28, 1987 → Dec 23, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5835165A | Reduction of false locking code words in concatenated decoders | Electricity | 100 | Expired |
| US6134282A | Method for lowpass filter calibration in a satellite receiver | Electricity | 56 | Expired |
| US5111155A | Distortion compensation means and method | Electricity | 56 | Expired |
| US5870439A | Satellite receiver tuner chip having reduced digital noise interference | Electricity | 53 | Expired |
| US5819157A | Reduced power tuner chip with integrated voltage regulator for a satellite receiver system | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5999793A | Satellite receiver tuner chip with frequency synthesizer having an externally configurable charge pump | Electricity | 43 | Expired |
| US5955783A | High frequency signal processing chip having signal pins distributed to minimize signal interference | Electricity | 42 | Expired |
| US5953636A | Single-chip DBS receiver | Electricity | 31 | Expired |
| US6091931A | Frequency synthesis architecture in a satellite receiver | Electricity | 31 | Expired |
| US5383225A | Synchronizer for TDMA acquisition signal having an unknown frequency | Electricity | 21 | Expired |
| US4870382A | High frequency lock detecting circuit | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6665355B1 | Method and apparatus for pilot-aided carrier acquisition of vestigial sideband signal | Electricity | 13 | Expired |
| US5995563A | System and method for fast channel switching in a satellite receiver | Electricity | 13 | Expired |
| US5812927A | System and method for correction of I/Q angular error in a satellite receiver | Electricity | 13 | Expired |
| US4916405A | Smart sweep apparatus for data rate receivers | Electricity | 13 | Expired |
| US5844948A | System and method for digital tracking and compensation of frequency offset error in a satellite receiver | Electricity | 12 | Expired |
| US5901184A | Extended range voltage controlled oscillator for frequency synthesis in a satellite receiver | Electricity | 11 | Expired |
| US4901332A | Noncoherent-coherent A.C. coupled base band AGC receiver | Electricity | 10 | Expired |
| US4870660A | Variable frequency rate receiver | Electricity | 10 | Expired |
| US5930688A | Method and apparatus for intermodulation noise suppression in RF power amplifiers | Electricity | 8 | Expired |
| US7738046B2 | System and apparatus for receiving digital television signals | Electricity | 5 | Expired |
| US5063577A | High-speed bit synchronizer | Electricity | 4 | Expired |
| US4833639A | High-speed analog multiplier--absolute value detector | Physics | 4 | Expired |
| US6167098A | Method and apparatus for digital interference rejection | Electricity | 2 | Expired |
| US8144260B2 | System and apparatus for receiving digital television signals | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.