Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11175633 | System and method for fast-converging digital-to-time converter (DTC) gain calibration for DTC-based analog fractional-N phase lock loop (PLL) | Ronghua Ni | 2021-11-16 |
| 11115005 | Ring voltage controlled oscillator (VCO) startup helper circuit | Xiong Liu | 2021-09-07 |
| 11063599 | Apparatus and method for automatic search of sub-sampling phase locked loop (SS-PLL) locking acquisition | Yongrong Zuo, Wanghua Wu | 2021-07-13 |
| 11050428 | Synchronous sampling in-phase and quadrature-phase (I/Q) detection circuit | Zhiqiang Huang, Hiep Pham | 2021-06-29 |
| 10996634 | System and method for fast-converging digital-to-time converter (DTC) gain calibration for DTC-based analog fractional-N phase lock loop (PLL) | Ronghua Ni | 2021-05-04 |
| 10965297 | Sigma-delta modulation quantization error reduction technique for fractional-N phase-locked loop (PLL) | Wanghua Wu | 2021-03-30 |
| 10917078 | System and method for fast converging reference clock duty cycle correction for digital to time converter (DTC)-based analog fractional-N phase-locked loop (PLL) | Wanghua Wu | 2021-02-09 |