Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7583669 | Dynamic multicast group management and service wavelength allocation method for communication-broadcasting convergence service in WDM-PON | Jeong Ju Yoo, Tae Yeon Kim, Hyun Ho Yun, Nam Uk KIM, Jae Gwan KIM +2 more | 2009-09-01 |
| 7580441 | Athermal external cavity laser | Jie Hyun Lee, Mahn Yong Park, Geon Jeong, Chul Young Kim, Seung Hyun CHO +1 more | 2009-08-25 |
| 7548511 | Apparatus and method for preserving frame sequence and distributing traffic in multi-channel link and multi-channel transmitter using the same | Hyun Ho Yun, Tae Yeon Kim, Jeong Ju Yoo | 2009-06-16 |
| 7539416 | Optical network terminal and wavelength division multiplexing based optical network having the same | Jae Woo Yang, Hyeong Ho Lee | 2009-05-26 |
| 7522648 | Hybrid type integrated optical device | Mahn Yong Park | 2009-04-21 |
| 7515830 | Optical communication apparatus by using subcarrier multiple access and method thereof | Seung Hyun Jang, Eui Suk Jung, Hyeong Ho Lee | 2009-04-07 |
| 7489868 | Apparatus for measuring optical beat interference noise in subcarrier multiple access optical network | Seung Hyun Jang, Chul Soo Lee, Eui Suk Jung | 2009-02-10 |
| 7471899 | WDM-PON system based on wavelength-tunable external cavity laser light source | Hyeong Ho Lee, Jae Woo Yang | 2008-12-30 |
| 7453380 | Apparatus and method for processing analog signals and outputting digitally converted analog signals using serial bus | Eui Suk Jung, Chul Soo Lee, Seung Hyun Jang | 2008-11-18 |
| 7437073 | System for providing dynamic service using optical sub-carrier multiplexing type multi-channel access and method of controlling the same | Tae Yeon Kim, Hyeon-Ho Yoon, Jeong Ju Yoo, Hyeong Ho Lee | 2008-10-14 |
| 7421164 | Method for fabricating laser diode having optical fiber Bragg grating as front mirror of external resonator and laser diode fabricated thereby | Seung Hyun CHO, Woo-Ram Lee, Jae Dong Park | 2008-09-02 |
| 7421203 | Method for transmitting packet in wireless access network based on wavelength identification code scheme | Jea Hoon Yu, Min Ho Kang | 2008-09-02 |
| 7421206 | Optical transceiver for transmitting light source control information and optical network using the same | Chul Soo Lee, Eui Suk Jung, Seung Hyun Jang | 2008-09-02 |
| 7373084 | Optical network termination device for use in passive optical network based on WDM/SCM scheme | Hyun Ho Yun, Tae Yeon Kim, Jeong Ju Yoo | 2008-05-13 |
| 7366421 | Single-to-multi mode converter and optical code division multiple access system using the same | Sung-Chan Cho, Bong Kyu Kim, Young-Hee Yeon | 2008-04-29 |
| 7330655 | WDM/SCM-PON and media access control method for asymmetric packet communication in the same | Tae Yeon Kim, Jeong Ju Yoo | 2008-02-12 |
| 7330438 | Apparatus for transceiving packets in WDM-PON | Hyun Ho Yun, Hyeong Ho Lee | 2008-02-12 |
| 7327771 | WDM-PON system with optical wavelength alignment function | Jae Dong Park, Hyeong Ho Lee, Jae Woo Yang | 2008-02-05 |
| 7308199 | Optical CDMA transmitting apparatus and method for transmitting bipolar data | Bong Kyu Kim, Younghee Yeon, Hyeong Ho Lee, Sangjo Park | 2007-12-11 |
| 7305160 | Tunable wavelength optical transmission module | Mahn Yong Park | 2007-12-04 |
| 6952506 | Device for adding and dropping optical signals | Seung Hyun CHO, Hyeong Ho Lee | 2005-10-04 |
| 6952533 | Internet protocol over WDM network, and packet communication system and method in the IPOW network | Chu Hwan Yim, Jung Hee Hahn | 2005-10-04 |
| 6922143 | Serial bus type configuration recognition and alarm apparatus | Eui Suk Jung, Hyeong Ho Lee | 2005-07-26 |
| 6888664 | Wavelength converting apparatus using optical source having fixed wavelength and an optical cross connect system adapting thereof | Jaemyoung Lee | 2005-05-03 |
| 6888975 | Multi-dimensional optical cross-connect switching system | Kwangjoon Kim, Seong Soon Joo, Hae Geun Kim, Jong Hyun Lee | 2005-05-03 |