Ashoke Ravi
78Patents
11h-index
147Co-inventors
81Inventor score
Filing activity: Jul 25, 2002 → Jan 2, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8773182B1 | Stochastic beating time-to-digital converter (TDC) | Electricity | 39 | Active |
| US11424539B2 | Wireless communication technology, apparatuses, and methods | Electricity | 36 | Active |
| US8390349B1 | Sub-picosecond resolution segmented re-circulating stochastic time-to-digital converter | Electricity | 35 | Active |
| US7729445B2 | Digital outphasing transmitter architecture | Electricity | 27 | Active |
| US6639481B1 | Transformer coupled quadrature tuned oscillator | Electricity | 25 | Expired |
| US9137084B2 | Digitally controlled edge interpolator (DCEI) for digital to time converters (DTC) | Electricity | 20 | Active |
| US9209958B1 | Segmented digital-to-time converter calibration | Electricity | 20 | Active |
| US9520890B1 | Dual digital to time converter (DTC) based differential correlated double sampling DTC calibration | Electricity | 18 | Active |
| US9071304B2 | Digital-to-time converter and methods for generating phase-modulated signals | Electricity | 16 | Active |
| US7333423B2 | Transceiver with calibrated I and Q paths and methods for deconvolved calibration | Electricity | 16 | Expired |
| US8222966B2 | System, method and apparatus for an open loop calibrated phase wrapping phase modulator for wideband RF outphasing/polar transmitters | Electricity | 14 | Active |
| US6850122B2 | Quadrature oscillator and methods thereof | Electricity | 11 | Expired |
| US8472896B2 | Method and apparatus for transformer power combiner and dynamic power control for outphasing power amplifiers | Electricity | 11 | Active |
| US6937107B2 | Device and method of quadrature oscillation | Electricity | 10 | Expired |
| US7715493B2 | Digital transmitter and methods of generating radio-frequency signals using time-domain outphasing | Electricity | 10 | Active |
| US9589615B2 | Digitally trimmable integrated resistors including resistive memory elements | Electricity | 8 | Active |
| US6885873B2 | Adaptively extending tunable range of frequency in a closed loop | Electricity | 7 | Expired |
| US8207770B1 | Digital phase lock loop | Electricity | 7 | Active |
| US9148153B2 | Systems and methods for frequency domain calibration and characterization | Electricity | 6 | Active |
| US6703878B2 | Input jitter attenuation in a phase-locked loop | Electricity | 6 | Expired |
| US9231602B1 | A-priori-probability-phase-estimation for digital phase-locked loops | Electricity | 5 | Active |
| US9197402B2 | Re-circulating time-to-digital converter (TDC) | Electricity | 5 | Active |
| US8198929B2 | Dynamic element matching for time-to-digital converters | Electricity | 4 | Active |
| US7146140B2 | Quadrature oscillator and methods thereof | Electricity | 4 | Expired |
| US8736384B2 | Delay line calibration | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.