Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9791561 | Receiver, method of operating the receiver, and beamforming radar system including receiver | Xican Chen, Jong Jin Kim, Dong Wook Kim, Zhihua Wang | 2017-10-17 |
| 9253730 | Transmitter and receiver for reducing power consumption in FM-UWB communication system | Bo Zhou, Jong Jin Kim, Dong Wook Kim, Zhihua Wang | 2016-02-02 |
| 9172425 | Apparatus and method for ultra wideband communication using dual band pass filter | Fei Chen, Jong Jin Kim, Dong Wook Kim, Zhihua Wang | 2015-10-27 |
| 9036679 | Apparatus and method for generating Gaussian pulse and ultra wideband communication apparatus for generating Gaussian pulse | Shuli Geng, Jong Jin Kim, Dong Wook Kim, Zhihua Wang | 2015-05-19 |
| 8736323 | Method and apparatus for on-chip phase error measurement to determine jitter in phase-locked loops | Daniel J. Friedman | 2014-05-27 |
| 8446190 | Frequency divider, frequency synthesizer and application circuit | Xueyi Yu, Yuanfeng Sun, Sang Soo Ko, Byeong-Ha Park, Hyung-Ki Ahn +2 more | 2013-05-21 |
| 8368440 | Phase-locked-loop circuit including digitally-controlled oscillator | He Rui, Xueyi Yu, Tae Young Oh, Joo S. Choi, Zhihua Wang | 2013-02-05 |
| 8310886 | Delay locked loop using hybrid FIR filtering technique and semiconductor memory device having the same | Xueyi Yu, Sung Cheol Shin, Zhihua Wang | 2012-11-13 |
| 8295106 | Delay locked loop and method and electronic device including the same | Xueyi Yu, Joon Young Park, Zhihua Wang | 2012-10-23 |
| 7999583 | Method and apparatus for on-chip phase error measurement to determine jitter in phase-locked loops | Daniel J. Friedman | 2011-08-16 |
| 7999584 | Method and apparatus for on-chip phase error measurement to determine jitter in phase-locked loops | Daniel J. Friedman | 2011-08-16 |
| 7545193 | Voltage-controlled delay circuit using second-order phase interpolation | Daniel J. Friedman, Mehmet Soyuer | 2009-06-09 |
| 7511543 | Automatic static phase error and jitter compensation in PLL circuits | Daniel J. Friedman, Yong Liu | 2009-03-31 |
| 7348860 | Triple-input relaxation oscillator with differential controllability | Daniel J. Friedman, Babak Soltanian | 2008-03-25 |
| 7301410 | Hybrid current-starved phase-interpolation circuit for voltage-controlled devices | Daniel J. Friedman | 2007-11-27 |
| 7292115 | Method to differentially control LC voltage-controlled oscillators | Babak Soltanian, Herschel A. Ainspan, Daniel J. Friedman | 2007-11-06 |
| 7268630 | Phase-locked loop using continuously auto-tuned inductor-capacitor voltage controlled oscillator | Herschel A. Ainspan, Daniel J. Friedman | 2007-09-11 |
| 7197102 | Method and apparatus for clock-and-data recovery using a secondary delay-locked loop | Daniel J. Friedman, Sudhir Muniswamy Gowda, Mehmet Soyuer | 2007-03-27 |
| 6927611 | Semidigital delay-locked loop using an analog-based finite state machine | Sergey V. Rylov, Daniel J. Friedman | 2005-08-09 |
| 6377129 | Programmable relaxation oscillator | Akbar Ali | 2002-04-23 |
| 6211743 | Phase-locked loop having temperature-compensated bandwidth control | Akbar Ali, Matteo Conta | 2001-04-03 |
| 6160432 | Source-switched or gate-switched charge pump having cascoded output | Matteo Conta | 2000-12-12 |
| 6147561 | Phase/frequency detector with time-delayed inputs in a charge pump based phase locked loop and a method for enhancing the phase locked loop gain | Akbar Ali | 2000-11-14 |
| 6064272 | Phase interpolated fractional-N frequency synthesizer with on-chip tuning | — | 2000-05-16 |