| 9888385 |
Method for subscriber authentication in cellular IoT device, IoT device for subscriber authentication, and base station apparatus for subscriber authentication |
Hyukjun Oh, Yerin Hong |
2018-02-06 |
| 7493786 |
Method for implementing logical MAC in ethernet passive optical network system |
Jin-Hee Kim, Do-Young Joung, Whan-Jin Sung, Soon-Ho Jang, Min-Hyo Lee +2 more |
2009-02-24 |
| 7437076 |
Data transmission method in gigabit ethernet passive optical network |
Jae-Yeon Song, Yun-Je Oh, Tae-Sung Park, A-Jung Kim, Min-Hyo Lee +1 more |
2008-10-14 |
| 7330670 |
Bottom level detection device for burst mode optical receiver |
Hee-Chan Doh, Hyeon-Cheol Ki, Yun-Je Oh, Gil-Yong Park, Tae-Sung Park |
2008-02-12 |
| 7289439 |
Method for implementing various functions in gigabit ethernet-passive optical network system and structure of ethernet frame employed in the same |
Min-Hyo Lee, Tae-Sung Park, Whan-Jin Sung, Soon-Ho Jang, Su-Hyung Kim +1 more |
2007-10-30 |
| 7274874 |
Idle-pattern output control circuit used in a Gigabit Ethernet-passive optical network |
Whan-Jin Sung, Tae-Sung Park, Min-Hyo Lee |
2007-09-25 |
| 7266312 |
Burst mode optical receiver |
Hee-Chan Doh, Gil-Yong Park, Byung-Chang Kang, Tae-Sung Park, Hyeon-Cheol Ki |
2007-09-04 |
| 7218865 |
Burst-mode optical receiver of differential output structure |
Hee-Chan Doh, Hyeon-Cheol Ki, Yun-Je Oh, Gil-Yong Park, Tae-Sung Park |
2007-05-15 |
| 7206521 |
Signal level detecting device for a burst-mode optical receiver |
Hee-Chan Doh, Gil-Yong Park, Yun-Je Oh, Tae-Sung Park, Hyeon-Cheol Ki |
2007-04-17 |
| 7109466 |
Peak and bottom detectors in burst mode optical receiver |
Gil-Yong Park, Hyeon-Cheol Ki, Yun-Je Oh, Tae-Sung Park, Seong-Ha Kim |
2006-09-19 |
| 7003227 |
Node structure of upgradable wavelength division multiplexing system |
Kwan Lae Kim |
2006-02-21 |
| 6934474 |
Bidirectional add/drop multiplexer |
Kwan-Woong Song, Tae-Sung Park, Yun-Je Oh |
2005-08-23 |
| 6911644 |
Automatic gain control device for a burst-mode optical receiver |
Hee-Chan Doh, Gil-Yong Park, Yun-Je Oh, Tae-Sung Park, Hyeon-Cheol Ki |
2005-06-28 |
| 6909082 |
Automatic threshold control device for burst mode optical receiver |
Hee-Chan Doh, Hyeon-Cheol Ki, Yun-Je Oh, Gil-Yong Park, Tae-Sung Park |
2005-06-21 |
