Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9801134 | Method and apparatus of sensor network supporting bidirectional event detection | Hyo Sun Hwang, Chi Sung Bae, Seung K. Kim, Jae Ho Lee | 2017-10-24 |
| 9119149 | Method and apparatus of sensor network supporting bidirectional event detection | Hyo Sun Hwang, Chi Sung Bae, Seung K. Kim, Jae Ho Lee | 2015-08-25 |
| 8588699 | Apparatus and method for avoiding channel interference in a single channel sensor network | Yong-Suk Park, Jeong-Sik In, Soon-Seob Han, Jin Woo Kim | 2013-11-19 |
| 8341079 | Electronic settlement system, electronic settlement method and cash paying method using LCD barcode displayed on mobile terminal | Young Cheol SHIN, Chang-Hwan Oh, Hyuck-Jin Kwon | 2012-12-25 |
| 7848752 | Short-range wireless communication system and a handoff processing method therefor | Yong Suk Kim, Won-yong Yoon, Kyun-hyon Tchah, Won Hee Lee, Tae Jin LEE +1 more | 2010-12-07 |
| 7739190 | Electronic settlement system, electronic settlement method and cash paying method using LCD barcode displayed on mobile terminal | Young Cheol SHIN, Chang-Hwan Oh, Hyuck-Jin Kwon | 2010-06-15 |
| 7505778 | Wireless communication apparatus and method using an adaptive credit redistribution algorithm | Kyun-hyon Tchan, Ki Soo Chang, Tae Jin LEE, Jong-hun Park, Jong-soo Oh +1 more | 2009-03-17 |
| 7499376 | System and method for position awareness for minimizing power consumption in sensor network environment | Jin Won Kim, Seung-Min Park, Il Gon Park, Kwang-Yong Lee, Won Hee Lee +2 more | 2009-03-03 |
| 7369565 | Wireless communication system and method using the same | Tae Jin LEE, Kyun-hyon Tchah, Ki Soo Chang, Oh Seok Kwon, Yang-Ick Joo +2 more | 2008-05-06 |
| 7289821 | Wireless communication system and method | Yong Suk Kim, Won-yong Yoon, Tae Jin LEE, Yang-Ick Joo, Kyun-hyon Tcha +1 more | 2007-10-30 |
| 6679421 | Integrated customer management system and method using wireless barcode | Young Cheol SHIN, Chang-Hwan Oh, Hyuck-Jin Gwon | 2004-01-20 |
| 5914952 | Tributary unit signal cross-connection apparatus | Sung Hyuk Choi, Sung Eun JIN, Je Soo Ko, 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, Je Soo Ko, Jong Hyun Lee | 1997-12-09 |