Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11569783 | Symbol power tracking amplification system and a wireless communication device including the same | Takahiro Nomiyama, Dong-Su Kim | 2023-01-31 |
| 11444539 | Switching regulator and electronic device including the same | Takahiro Nomiyama, Ik-Hwan Kim | 2022-09-13 |
| 10910949 | Switching regulator and electronic device including the same | Nomiyama TAKAHIRO, Ik-Hwan Kim | 2021-02-02 |
| 10686407 | Symbol power tracking amplification system and a wireless communication device including the same | Takahiro Nomiyama, Dong-Su Kim | 2020-06-16 |
| 10491161 | Apparatus for and method of a supply modulator for a power amplifier | Yong Sik Youn, Seung Chul Lee, Thomas Byunghak Cho | 2019-11-26 |
| 10305429 | Supply modulator and communication device including the same | Young-Hwan Choo, Dong-Su Kim | 2019-05-28 |
| 10291181 | Supply modulator and communication device including the same | Dong-Su Kim | 2019-05-14 |
| 10193500 | Supply modulator and communication device including the same | Dong-Su Kim | 2019-01-29 |
| 10044272 | Supply modulator including switched-mode power supplier and transmitting device including the same | Dongsu Kim, Younghwan Choo | 2018-08-07 |
| 10003305 | Apparatus and method for modulating supply for a power amplifier | Bok-Ju Park, Dong-Ki Kim | 2018-06-19 |
| 9859847 | Parallel combined output linear amplifier and operating method thereof | Seung Chul Lee, Young-Hwan Choo, Sung Jun Lee, Jun Hee Jung, Thomas Byunghak Cho +1 more | 2018-01-02 |
| 9843260 | Supply modulator including switched-mode power supplier and transmitting device including the same | Dongsu Kim, Younghwan Choo | 2017-12-12 |
| 9602057 | Apparatus for and method of a supply modulator for a power amplifier | Yong Sik Youn, Seung Chul Lee, Thomas Byunghak Cho | 2017-03-21 |
| 9590665 | Apparatus and method for removing noise of power amplifier in mobile communication system | Hyung-Sun Lim, Seung Chul Lee, Thomas Byung-Hak Cho, Jun-Seok Yang, Jun Hee Jung | 2017-03-07 |
| 9525384 | Method and apparatus for supplying power to a radio frequency power amplifier | Sung Jun Lee, Seung Chul Lee, Yong Sik Youn, Jun Hee Jung, Thomas Byunghak Cho +1 more | 2016-12-20 |
| 9065394 | Apparatus and method for expanding operation region of power amplifier | Hyung-Sun Lim, Hee-Sang Noh, Young-eil Kim, Bok-Ju Park, Sang-Hyun Baek +1 more | 2015-06-23 |
| 8908795 | Apparatus and method for calibration of supply modulation in transmitter | Hee-Sang Noh, Hyung-Sun Lim, Dong-Ki Kim, Jun-Seok Yang | 2014-12-09 |
| 8766716 | Apparatus and method for interleaving switching in power amplifier | Dong-Ki Kim, Hee-Sang Noh, Hyung-Sun Lim, Jun-Seok Yang, Young-eil Kim | 2014-07-01 |
| 8643435 | Apparatus and method for expanding operation region of power amplifier | Hyung-Sun Lim, Hee-Sang Noh, Young-eil Kim, Bok-Ju Park, Sang-Hyun Baek +1 more | 2014-02-04 |