Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7500156 | Method and apparatus for verifying multi-channel data | Jong-Yoon Shin | 2009-03-03 |
| 7471898 | Device and method for optical supervisory channel framing in optical transport network system | Jong-Yoon Shin, Ji-Sung Jung, Yool Kwon | 2008-12-30 |
| 7412173 | Apparatus for generating optical carrier suppressed return-to-zero | Dong Soo Lee, Man Lee, Sang Soo Lee | 2008-08-12 |
| 7365903 | Apparatus and method for all-optical control of gain and gain flattening on an optical amplifier | Bo-Hun Choi, Sang Soo Lee, Chang Bong Kim | 2008-04-29 |
| 7330664 | Data transmitter and method of generating none return to zero optical signal with clock component amplification | Wangjoo Lee, Hyunwoo Cho, Ki-Ho Han | 2008-02-12 |
| 7327767 | Synchronous transfer mode-256 adder/dropper | Byoung Sung Kim | 2008-02-05 |
| 7315694 | Apparatus for switching optical channel overhead in optical supervisory channel of optical transport network system and apparatus for forwarding optical channel maintenance signal | Jong-Yoon Shin, Kyung-Gyu Jeon | 2008-01-01 |
| 7298978 | Method and apparatus for optimizing decision level of signal output from optical receiver | Jyung Chan Lee, Seung Il Myong, Jin Soo Han | 2007-11-20 |
| 7245641 | Variable length packet switching system | Chan Kim, Kyeong-Soo Han, Tae Whan Yoo, Jong Hyun Lee | 2007-07-17 |
| 7224694 | Apparatus for and method of generating pointers for transfer of structured data in AAL1 | Ho Yong Kang, Tae Whan Yoo | 2007-05-29 |
| 7212741 | Method of optimizing output signal of optical receiver using FEC and optical receiving system using the method | Seung Il Myong, Jyung Chan Lee | 2007-05-01 |
| 7180910 | Method for dynamically allocating bandwidth in ATM passive optical network | Seung Hwan Kim, Yu Lee | 2007-02-20 |
| 7180343 | Apparatus for synchronizing clock using source synchronous clock in optical transmission system | Jong-Yoon Shin | 2007-02-20 |
| 7162162 | Method and apparatus of clock recovery using optical filters | Jae-Myoung Lee | 2007-01-09 |
| 7142570 | Apparatus and method for generating optical carrier for microwave and millimeterwave photonics system | Sang Soo Lee, Heuk Park, Hyunwoo Cho, Sang-Kyu Lim | 2006-11-28 |
| 7123352 | Apparatus and method for monitoring optical signal | Ki-Ho Han, Wangjoo Lee | 2006-10-17 |
| 7092635 | Apparatus and method for stimulated Brillouin scattering suppression using supervisory channel | Sang Soo Lee, Hyun Jae Lee, Wang-Yuhl Oh, Dong-Yole Choi, Wan Seok Seo | 2006-08-15 |
| 7024058 | Apparatus for compensating polarization mode dispersion | Ki-Ho Han, Wangjoo Lee | 2006-04-04 |
| 6845109 | Method for correcting the shift of output wavelength of light source | Jyung Chan Lee, Seoung Il Myong, Seon Mo Kang | 2005-01-18 |
| 6795233 | Cross-gain modulation type optical wavelength converter having high extinction ratio and wide input dynamic range | Joon Hak Bang | 2004-09-21 |
| 6424664 | Brillouin/erbuim fiber laser outputting dual spacing multiwavelength light | Wang-Yuhl Oh, Joon Hak Bang, Sang Soo Lee, Hyun Jae Lee, Wan Seok Seo | 2002-07-23 |
| 5917818 | Synchronous digital hierarchy digital cross-connection apparatus | Sung Hyuk Choi, Ho-Jae Lee, Jong Hyun Lee, Jae Guen Kim | 1999-06-29 |
| 5914952 | Tributary unit signal cross-connection apparatus | Doo-Seop Eom, Sung Hyuk Choi, Sung Eun JIN, Jong Hyun Lee | 1999-06-22 |
| 5696788 | Circuit for searching fault location in a device having a plurality of application specific integrated circuits | Sung Hyuk Choi, Sung Eun JIN, Doo-Seop Eom, Jong Hyun Lee | 1997-12-09 |