Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433864 | Apparatus for monitoring optical signal-to-noise ratio of optical signals in WDM optical transmission system | Yun Chur Chung, Keun Joo Park | 2002-08-13 |
| 6349103 | Cold-start wavelength-division-multiplexed optical transmission system | Yun Chur Chung, Jin Jang, Hoon Kim, Keun Joo Park, Kwan-Seop Lee | 2002-02-19 |