Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9686024 | True radio frequency (RF) power detector | Chun-Hao Hsu | 2017-06-20 |
| 8193845 | Binary-weighted delta-sigma fractional-N frequency synthesizer with digital-to-analog differentiators canceling quantization noise | Zhiwei Xu, Yi-Cheng Wu, Mau-Chung Frank Chang | 2012-06-05 |
| 7860470 | Cross coupled high frequency buffer | Zhiwei Xu, Yi-Cheng Wu, Charles Chien | 2010-12-28 |
| 7609122 | Method and system for calibration of a tank circuit in a phase lock loop | Zhiwei Xu, Yi-Cheng Wu, Charles Chien | 2009-10-27 |
| 7266354 | Reducing the peak-to-average power ratio of a communication signal | Lennart Karl-Axel Mathe | 2007-09-04 |
| 6670801 | Second harmonic tuning of an active RF device | Thomas Marra | 2003-12-30 |