Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11539134 | Capacitor circuit and variable capacitance system including the same | Wonsun HWANG, Youngsik Hur, Yoosam Na | 2022-12-27 |
| RE49317 | Transformer and method of manufacturing the same | Yoo Sam Na, Hyeon Seok Hwang, Gyu Suck KIM, Su Gyeong Kim, Shin Hwan Hwang +1 more | 2022-11-29 |
| 11177801 | Leakage current reduction type radio frequency switch device | Byeong Hak Jo, Jeong Hoon Kim | 2021-11-16 |
| 11121679 | Amplifying apparatus with improved linearity | Young Wong Jang, Byeong Hak Jo, Jeong Hoon Kim, Jong Ok HA, Shinichi Iizuka | 2021-09-14 |
| 10903836 | Radio-frequency switch with voltage equalization | Byeong Hak Jo, Yoo Sam Na, Sol A Kim, Jeong Hoon Kim, Jong Mo Lim | 2021-01-26 |
| 10868520 | Control buffer circuit and radio frequency switch device | Byeong Hak Jo, Jeong Hoon Kim | 2020-12-15 |
| 10855176 | Negative voltage generation circuit without low-dropout regulator | Byeong Hak Jo, Jeong Hoon Kim, Sol A Kim, Jong Mo Lim | 2020-12-01 |
| 10622888 | Negative voltage circuit based on charge pump | Byeong Hak Jo | 2020-04-14 |
| 10622984 | Radio frequency switching circuit and apparatus with reduced switching response delay | Byeong Hak Jo, Jeong Hoon Kim | 2020-04-14 |
| 10566898 | Negative voltage circuit | Byeong Hak Jo | 2020-02-18 |
| 10554125 | Negative voltage circuit based on dual charge pump | — | 2020-02-04 |
| 10505579 | Radio frequency switching device for fast switching operation | Byeong Hak Jo, Jeong Hoon Kim, Yoo Hwan Kim, Yoo Sam Na | 2019-12-10 |
| 10483968 | Apparatus and method for determining optimum stack number of RF switch | Byeong Hak Jo, Jeong Hoon Kim | 2019-11-19 |
| 10396765 | Power amplifying apparatus with spurious signal reduction function | Byeong Hak Jo, Jeong Hoon Kim, Jong Ok HA | 2019-08-27 |
| 10270405 | Radio frequency switch apparatus with improved harmonic attenuation characteristics | Byeong Hak Jo, Jeong Hoon Kim | 2019-04-23 |
| 10200027 | Radio frequency switch apparatus with integrated shunt and bias | Jeong Hoon Kim, Byeong Hak Jo | 2019-02-05 |
| 10158331 | Power amplifying apparatus with boost function | Byeong Hak Jo, Jeong Hoon Kim, Jong Ok HA | 2018-12-18 |
| 10148298 | Radio frequency switch apparatus having dynamic bias | Byeong Hak Jo, Jeong Hoon Kim, Young Wong Jang | 2018-12-04 |
| 10110259 | Band selection switch apparatus of power amplifier system | Byeong Hak Jo, Jeong Hoon Kim, Young Wong Jang | 2018-10-23 |
| 9099949 | Back electromotive force detection circuit and motor driving control apparatus using the same | Joo Yul Ko | 2015-08-04 |
| 8830000 | Multi-band amplifier and method of amplifying multi-band | Moon Suk Jeong, Nam Heung Kim, Su Kyong Kim, Shin Hwan Hwang, Yoo Sam Na | 2014-09-09 |
| 8766679 | Power on reset (POR) circuit | Joo Yul Ko | 2014-07-01 |
| 8727965 | Methods and compositions to support tissue integration and inosculation of transplanted tissue and transplanted engineered penile tissue with adipose stromal cells | Stuart K. Williams, Erik Vossman | 2014-05-20 |
| 8493169 | Transformer and method of manufacturing the same | Yoo Sam Na, Hyeon Seok Hwang, Gyu Suck KIM, Su Syeong Kim, Shin Hwan Hwang +1 more | 2013-07-23 |