| Patent |   |
| 2025 (2) | 2024 (2) | 2023 (1) | 2022 (1) | 2021 (2) |
| 2019 (2) | 2018 (5) | 2017 (1) | 2016 (1) | 2015 (2) |
| 2014 (1) | 2010 (1) | 2008 (2) |
 2014 | ||
| 1. | Young Chai Ko, Hae Woon Nam, Seung Sik Eom, "Method and apparatus for transmitting and receiving a signal in a communication system," US 8,712,341 B2, USA, Apr. 29, 2014 | |
1