Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8354947 | Signal processing apparatus with sigma-delta modulating block collaborating with notch filtering block and related signal processing method thereof | Caiyi Wang, George Chien, Hsin-Hung Chen, Chih-Jung Chen | 2013-01-15 |
| 8331890 | Duty-to-voltage amplifier, FM receiver and method for amplifying a peak of a multiplexed signal | Chieh-Hung Chen | 2012-12-11 |
| 8315559 | Transmitter and control method for transmitting and calibrating a phase signal and an amplitude signal | Hsin-Hung Chen, Chun-Pang Wu | 2012-11-20 |
| 8284884 | Method of frequency search for DCO and decoder using the same | — | 2012-10-09 |
| 8228128 | All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the same | Ping-Ying Wang, Jing-Hong Conan Zhan, Bing-Yu Hsieh | 2012-07-24 |
| 8193866 | All-digital phase-locked loop | — | 2012-06-05 |
| 8073406 | Amplitude modulation circuit in polar transmitter and method for calibrating amplitude offset in polar transmitter | Hsin-Hung Chen, Chun-Pang Wu, Yung-Yu Lin, Jong-Woei Chen | 2011-12-06 |
| 8064848 | Transmitter and control method for transmitting and calibrating a phase signal and an amplitude signal | Hsin-Hung Chen, Chun-Pang Wu | 2011-11-22 |
| 8045717 | Stereo decoder and method for processing pilot signal | Chieh-Hung Chen, Chih-Chien Huang | 2011-10-25 |
| 8031025 | Mixed-mode PLL | Ping-Ying Wang | 2011-10-04 |
| 8031007 | Error protection method, TDC module, CTDC module, all-digital phase-locked loop, and calibration method thereof | Bing-Yu Hsieh, Jing-Hong Conan Zhan | 2011-10-04 |
| 7957698 | Demodulator with output level calibration | Tsung-Ling Li, Chia-Huang Fu, En-Hsiang Yeh, Hsueh-Kun Liao, Chieh-Hung Chen | 2011-06-07 |
| 7827432 | Phase frequency detector with limited output pulse width and method thereof | — | 2010-11-02 |
| 7822211 | Stereo decoding system capable of reducing the phase shift during the signal transforming | Chih-Chien Huang, Chieh-Hung Chen | 2010-10-26 |
| 7791428 | All-digital phase-locked loop, loop bandwidth calibration method, and loop gain calibration method for the same | Ping-Ying Wang, Jing-Hong Conan Zhan, Bing-Yu Hsieh | 2010-09-07 |
| 7728686 | Digital-controlled oscillator for eliminating frequency discontinuities and all-digital phase-locked loop using the same | Jing-Hong Conan Zhan, Ping-Ying Wang | 2010-06-01 |
| 7697908 | Duty-to-voltage amplifier, FM receiver and method for amplifying a peak of a multiplexed signal | Chieh-Hung Chen | 2010-04-13 |
| 7538706 | Mash modulator and frequency synthesizer using the same | — | 2009-05-26 |
| 7412617 | Phase frequency detector with limited output pulse width and method thereof | — | 2008-08-12 |
| 6756818 | Voltage-controlled delay line with reduced timing errors and jitters | Shen-Iuan Liu, Chih-Hao Sun | 2004-06-29 |
| 6515607 | Delta-sigma modulator | Shen-Iuan Liu, Chien-Hung Kuo, Tzu-Chien Hsueh | 2003-02-04 |