Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11133783 | Power amplifier and impedance adjustment circuit | Sung-Ku Yeo, Yun Sik Park, Sang Wook Kwon, Dong-Gyu Min, Sung-Bum Park | 2021-09-28 |
| 9722829 | Pulse shaping circuit for improving spectrum efficiency and on-off keying (OOK) transmitter including pulse shaping circuit | Jae Sup Lee, Han Kyu Lee, Dae-Chul Jeong, Tae-Young Chung | 2017-08-01 |
| 9685912 | Apparatus and method for high-efficiency envelope amplifier using adjustment of switch current | Dong-Su Kim, Joo Seung KIM | 2017-06-20 |
| 9667241 | Leakage current-based delay circuit | Jaesup Lee, Tae-Young Chung, Dae-Chul Jeong | 2017-05-30 |
| 9634696 | Transmitter for supporting multimode and multiband using multiple radio frequency (RF) digital-to-analog converters (DAC) and control method of the transmitter | Nam-Jeong Lee, Dong Soo Kim, Ha Dong JIN, Byung-Chang Kang, Jong Ho Bang +1 more | 2017-04-25 |
| 9436202 | Low power circuit for reducing leakage power using negative voltage | Jae Sup Lee, Seong-Joong Kim, Han Kyu Lee, Dae-Chul Jeong, Tae-Young Chung | 2016-09-06 |
| 8947165 | Multi-mode Doherty power amplifier | Yun Sung CHO, Dae Hyun Kang | 2015-02-03 |
| 8587375 | Power amplifier linearization method and apparatus | Jung-Hwan Moon | 2013-11-19 |
| 8391822 | RF receiver and method to receive, amplify, sample, down convert, anti-aliasing filter, and ADC convert an RF signal | Hyung-Sun Lim, Jin-Soo Park, Heung-bae Lee, Young-eil Kim, Sang-yoon Jeon +2 more | 2013-03-05 |
| 8368465 | Power amplification apparatus | Dae Hyun Kang | 2013-02-05 |
| 8188789 | Apparatus for improving performance at low power region in a Doherty amplifier | Young-Yoon Woo, Han-Seok Kim, Dong Geun Lee, Jung-Hwan Moon | 2012-05-29 |
| 8107904 | Apparatus and method for power transmitter in wireless communication system | Cheol-Woo Ahn, Keun-Hyo Song, Cheol-Soo Seo, Young-Yoon Woo, Il-Du Kim | 2012-01-31 |
| 8008976 | High-efficiency power amplification apparatus using saturated operation and method for controlling the same | Young Yun Woo, Jang Heon Kim, Cheol-Soo Seo, Jung-Hwan Moon, Jung Joon KIM | 2011-08-30 |
| 7924939 | Power transmission apparatus in wireless communication systems | Han-Seok Kim, Jin-Sung Kim | 2011-04-12 |
| 7804361 | Low noise amplifier | Hyung-Sun Lim, Jin-Soo Park, Heung-bae Lee, Young-eil Kim, Sang-yoon Jeon +2 more | 2010-09-28 |
| 7609120 | Voltage-controlled oscillator using LC resonator | Yu Jin Chung, Jong-Ryul Lee, Kwang Jun Yun | 2009-10-27 |
| 7551904 | Apparatus and method for high efficiency power amplification for a mobile communication system | Dong Geun Lee, Jeong-Hyeon Cha | 2009-06-23 |
| 7489188 | Input matching apparatus and method for power amplifier using delta-sigma modulated signal | Dong Geun Lee, Jeong-Hyeon Cha | 2009-02-10 |
| 6496065 | Linear amplifier using frequency 2nd order intermodulation feed-forwarding method | Youn Goo Yang, Sang Hoon Kang | 2002-12-17 |