Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10433352 | Operation method of communication node supporting mobility in communication network | Seung-Kwon Cho, Seok Ki Kim, Won-Ik Kim, Eun Kyung Kim, Jae Heung Kim +7 more | 2019-10-01 |
| 9577737 | Antenna apparatus and method for beam forming thereof | Jae Su SONG, Seok Seo, Seung Hwan Lee, Seong Chul Cho | 2017-02-21 |
| 8218489 | Apparatus for scheduling transmission of data unit in base station | Hyung Jin Kim, Ji Yeon Kim, Gweon Do Jo, Jin Up Kim | 2012-07-10 |
| 7692490 | Power amplifying device having linearizer | Chul Soon Park, Ji Hoon Kim, Yun Hwi Park | 2010-04-06 |
| 7676155 | Dynamic wavelength allocation device using 3R wavelength converter having limited wavelength conversion range and method thereof | Kwang Joon Kim | 2010-03-09 |
| 7649431 | Band pass filter | Yun Hwi Park | 2010-01-19 |
| 7471896 | Optical transponder and method for detecting and treating errors in optical channel sublayer of the optical transponder | Joon Ki LEE, Seung Il Myong, Jyung Chan Lee, Kwangjoon Kim | 2008-12-30 |
| 7366411 | System and method for operating optical transponder | Seung Il Myong, Jyung Chan Lee, Yool Kwon | 2008-04-29 |
| 7167493 | Method for automatically revising wavelength of electro-absorption modulator integrated laser diode | Jyung Chan Lee, Joon Ki LEE, Seung Il Myong, Youn Jang, Yool Kwon +2 more | 2007-01-23 |
| 7076165 | Optical transponder with add/drop operation function of optical channels | Seung II Myoung, Hyun Jae Lee, Jyung Chan Lee | 2006-07-11 |
| 6832017 | Bidirectional add/drop multiplexer and bidirectional add/drop amplifier module for band-split bidirectional networks | Chang Hee Lee, Hyun Deok Kim, Jeong Hun Shin, Tae Won Oh | 2004-12-14 |
| 6775058 | Wide band optical amplifier | Chang Hee Lee, Hyun Deok Kim, Jeong Hun Shin | 2004-08-10 |
| 6529656 | Bi-Directional add/drop multiplexer and bidirectional add/drop amplifier module for wavelength interleaved bidirectional networks | Chang Hee Lee, Hyun Deok Kim, Jeong Hun Shin, Tae Won Oh | 2003-03-04 |
| 6393188 | Dispersion compensation device and optical transmission system with the same | Ki-Tae Jeong, Young Lee, Ho Jin Jeong, Han Seo, Jeong Jeon +4 more | 2002-05-21 |
| 5578519 | Method for forming align key pattern in semiconductor device | — | 1996-11-26 |