Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10531349 | Method and apparatus for controlling inter-PLMN handover to CSG cell | Songyean Cho, Sangsoo Jeong, Sungho Choi | 2020-01-07 |
| 10123247 | Method and apparatus for controlling inter-PLMN handover to CSG cell | Songyean Cho, Sangsoo Jeong, Sungho Choi | 2018-11-06 |
| 9854491 | Method and apparatus for controlling inter-PLMN handover to CSG cell | Songyean Cho, Sangsoo Jeong, Sungho Choi | 2017-12-26 |
| 9491612 | Method and apparatus for controlling inter-PLMN handover to CSG cell | Songyean Cho, Sangsoo Jeong, Sungho Choi | 2016-11-08 |
| 9003004 | Group-based control method and apparatus for MTC devices in mobile communication system | Songyean Cho, Heetae Roh, Jangwon Lee, Beomsik Bae, Sangsoo Jeong | 2015-04-07 |