Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11638254 | Multi-sim device and operation method thereof | Jun-kyoung Lee, Chul Kim, Jong-wook Nam | 2023-04-25 |
| 11272506 | Multi-SIM device and operation method thereof | Jun-kyoung Lee, Chul Kim, Jong-wook Nam | 2022-03-08 |
| 11228898 | Device and method for multi-receive multi-SIM | Choon-seok Oh, Jun-kyoung Lee, Chul Kim, Ju-Young Hyun | 2022-01-18 |
| 10880725 | Multi-SIM device and method of operating the same | Min Su Park, Jun-kyoung Lee, Jong-hoon Ryu | 2020-12-29 |
| 8867438 | Data transmission apparatus and method for a high-speed packet access system | Oh Seok Kim, Byung-Duck Cho, Young-Ky Kim, Yong-duk Cho, Jae-Hawk Lee +2 more | 2014-10-21 |
| 8065595 | Apparatus and method for allocating memory space in a mobile communication system | Oh Seok Kim | 2011-11-22 |
| 7158557 | Channel estimation apparatus and method | Kwang-Seog Bae, Jae-Min Ahn, Min-joong Rim, Hyung Jin CHOI | 2007-01-02 |