Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9624750 | Systems and methods of diverting fluids in a wellbore using destructible plugs | Pavlin B. Entchev, William A. Sorem, David A. Baker, John K. Montgomery, Larry D. Mercer +1 more | 2017-04-18 |
| 9288373 | System and method for human computer interaction | Xiang-Qun Xie, Yi Zheng, Guolin LI, Wei Song, Zhong Lv +2 more | 2016-03-15 |
| 9253730 | Transmitter and receiver for reducing power consumption in FM-UWB communication system | Woogeun Rhee, Bo Zhou, Jong Jin Kim, Dong Wook Kim | 2016-02-02 |
| 9217669 | One-dimensional global rainbow measurement device and measurement method | Xuecheng Wu, Kefa Cen, Xiang Gao, Linhong Chen, Kunzan Qiu +2 more | 2015-12-22 |
| 9172425 | Apparatus and method for ultra wideband communication using dual band pass filter | Woogeun Rhee, Fei Chen, Jong Jin Kim, Dong Wook Kim | 2015-10-27 |
| 9036679 | Apparatus and method for generating Gaussian pulse and ultra wideband communication apparatus for generating Gaussian pulse | Shuli Geng, Woogeun Rhee, Jong Jin Kim, Dong Wook Kim | 2015-05-19 |
| 8674665 | Protection device and protection method for through power network fault of double-fed induction generator | Xiaojun Sheng, Quanbo Xia, Jianyou Zeng, Dansheng Zhou, Ronghui Liao | 2014-03-18 |
| 8446190 | Frequency divider, frequency synthesizer and application circuit | Woogeun Rhee, Xueyi Yu, Yuanfeng Sun, Sang Soo Ko, Byeong-Ha Park +2 more | 2013-05-21 |
| 8368440 | Phase-locked-loop circuit including digitally-controlled oscillator | Woogeun Rhee, He Rui, Xueyi Yu, Tae Young Oh, Joo S. Choi | 2013-02-05 |
| 8310886 | Delay locked loop using hybrid FIR filtering technique and semiconductor memory device having the same | Woogeun Rhee, Xueyi Yu, Sung Cheol Shin | 2012-11-13 |
| 8295106 | Delay locked loop and method and electronic device including the same | Woogeun Rhee, Xueyi Yu, Joon Young Park | 2012-10-23 |
| 8290103 | Method for transmitting parallelization signals of uninterruptible power supplies | Yihang Lu, Dangsheng Zhou, Quanbo Xia, Bo Liu, Steve Michael Moran +2 more | 2012-10-16 |