Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7769293 | Apparatus and method for label transmission in optical packet data switching network | Keun Joo Park, Hyun-chin Kim, Young-kwang Seo, Chun Ju Youn | 2010-08-03 |
| 7539415 | Optical packet communication system using labeling of wavelength-offset polarization-division multiplexing | Keun Joo Park, Hyun-chin Kim, Young-kwang Seo, Chun Ju Youn | 2009-05-26 |
| 7492518 | Apparatus for transforming polarization and method thereof | Yeong Bae YEO | 2009-02-17 |
| 7095551 | Wavelength converter for generating wavelength tunable laser optical source in itself | Young-kwang Seo, Hyun-chin Kim, Hyun Surk Ryu, Keun Joo Park, Chun Ju Youn | 2006-08-22 |
| 6606178 | Method and system to reduce FWM penalty in NRZ WDM systems | Jason Edward Hurley | 2003-08-12 |
| 5907421 | Apparatus for spectral encoding and decoding of femtosecond optical pulses | Warren S. Warren, Hisashi Kobayashi | 1999-05-25 |