Issued Patents All Time
Showing 25 most recent of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11214516 | Cement additive and method for producing same | — | 2022-01-04 |
| 11177776 | Amplifying device with bias timing control circuit based on duty cycle | Jong Ok HA, Jeong Hoon Kim, Young Wong Jang, Shinichi Iizuka | 2021-11-16 |
| 11177801 | Leakage current reduction type radio frequency switch device | Hyun Paek, Jeong Hoon Kim | 2021-11-16 |
| 11121679 | Amplifying apparatus with improved linearity | Young Wong Jang, Jeong Hoon Kim, Jong Ok HA, Hyun Paek, Shinichi Iizuka | 2021-09-14 |
| 10903836 | Radio-frequency switch with voltage equalization | Yoo Sam Na, Hyun Paek, Sol A Kim, Jeong Hoon Kim, Jong Mo Lim | 2021-01-26 |
| 10903794 | Power amplifier device with improved response speed | Jong Ok HA, Jeong Hoon Kim, Shinichi Iizuka | 2021-01-26 |
| 10879853 | Bias circuit and power amplifier for improving linearity | Jong Ok HA, Young Wong Jang, Jeong Hoon Kim | 2020-12-29 |
| 10868520 | Control buffer circuit and radio frequency switch device | Jeong Hoon Kim, Hyun Paek | 2020-12-15 |
| 10855176 | Negative voltage generation circuit without low-dropout regulator | Hyun Paek, Jeong Hoon Kim, Sol A Kim, Jong Mo Lim | 2020-12-01 |
| 10630247 | Adaptive multiband power amplifier apparatus | Jong Ok HA, Jeong Hoon Kim, Youn Suk Kim | 2020-04-21 |
| 10622888 | Negative voltage circuit based on charge pump | Hyun Paek | 2020-04-14 |
| 10622984 | Radio frequency switching circuit and apparatus with reduced switching response delay | Hyun Paek, Jeong Hoon Kim | 2020-04-14 |
| 10566898 | Negative voltage circuit | Hyun Paek | 2020-02-18 |
| 10505579 | Radio frequency switching device for fast switching operation | Hyun Paek, Jeong Hoon Kim, Yoo Hwan Kim, Yoo Sam Na | 2019-12-10 |
| 10505498 | Envelope tracking bias circuit and power amplifying device | Jong Ok HA, Jeong Hoon Kim | 2019-12-10 |
| 10483968 | Apparatus and method for determining optimum stack number of RF switch | Jeong Hoon Kim, Hyun Paek | 2019-11-19 |
| 10476441 | Envelope tracking current bias circuit and power amplifying device | Jong Ok HA, Jeong Hoon Kim | 2019-11-12 |
| 10476438 | Envelope tracking bias circuit | Jong Ok HA, Jeong Hoon Kim | 2019-11-12 |
| 10454470 | Control buffer circuit and radio frequency switch for dual mode operation | Jeong Hoon Kim, Jong Ok HA | 2019-10-22 |
| 10429876 | Reference current generating circuit with process variation compensation | Jeong Hoon Kim, Kyu Jin Choi, Jong Ok HA | 2019-10-01 |
| 10396713 | Envelope-tracking current bias circuit with offset cancellation function | Jeong Hoon Kim, Jong Ok HA | 2019-08-27 |
| 10396765 | Power amplifying apparatus with spurious signal reduction function | Jeong Hoon Kim, Hyun Paek, Jong Ok HA | 2019-08-27 |
| 10374557 | Adaptive multiband power amplifier apparatus | Jong Ok HA, Jeong Hoon Kim, Youn Suk Kim | 2019-08-06 |
| 10270395 | Envelope tracking current bias circuit with offset removal function and power amplifier | Jong Ok HA, Jeong Hoon Kim | 2019-04-23 |
| 10270405 | Radio frequency switch apparatus with improved harmonic attenuation characteristics | Jeong Hoon Kim, Hyun Paek | 2019-04-23 |