Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8839323 | Random backoff apparatus and method for receiving augmented content | Jeoung Lak HA, Soon Choul KIM, Seung Chul KIM, Jung Hak Kim, Bum Suk Choi +1 more | 2014-09-16 |
| 8797357 | Terminal, system and method for providing augmented broadcasting service using augmented scene description data | Jung Hak Kim, Soon Choul KIM, Bum Suk Choi, Jeoung Lak HA, Jin Woo Hong | 2014-08-05 |
| 8739223 | Method and apparatus for processing augmented broadcast content using augmentation region information | Bum Suk Choi, Jeoung Lak HA, Soon Choul KIM, Jung Hak Kim, Jin Woo Hong | 2014-05-27 |
| 8719860 | Augmented broadcasting stream transmission device and method, and augmented broadcasting service providing device and method | Soon Choul KIM, Jeoung Lak HA, Jung Hak Kim, Seung Chul KIM, Bum Suk Choi +1 more | 2014-05-06 |
| 8696770 | Apparatus and method for recycling coal ash | — | 2014-04-15 |
| 8694773 | Method of preventing unauthenticated viewing using unique information of secure micro | O Hyung Kwon, Soo-In Lee | 2014-04-08 |
| 8689314 | Method and apparatus of managing entitlement management message for supporting mobility of DCAS host | O Hyung Kwon, Soo-In Lee | 2014-04-01 |
| 8628375 | Mobile available for utilization of both sides | — | 2014-01-14 |
| 8621218 | Method and apparatus for mutual authentication in downloadable conditional access system | Eun Jung Kwon, Han-Seung Koo, Soon Choul KIM, Heejeong KIM, O Hyung Kwon +1 more | 2013-12-31 |
| 8583930 | Downloadable conditional access system, secure micro, and transport processor, and security authentication method using the same | Han-Seung Koo, Eun Jung Kwon, Soon Choul KIM, Hee Jeong Kim, O-Hyung Kwon +1 more | 2013-11-12 |
| 8539236 | Re-authentication apparatus and method in downloadable conditional access system | Eun Jung Kwon, O Hyung Kwon, Soo-In Lee | 2013-09-17 |
| 8533458 | Headend system for downloadable conditional access service and method of operating the same | Soon Choul KIM, Heejeong KIM, Eun Jung Kwon, Han-Seung Koo, O Hyung Kwon +1 more | 2013-09-10 |
| 8490155 | Method and apparatus for detecting downloadable conditional access system host with duplicated secure micro | O Hyung Kwon, Soo-In Lee | 2013-07-16 |
| 8260919 | Method of controlling download load of secure micro client in downloadable conditional access system | O Hyung Kwon, Soo-In Lee | 2012-09-04 |
| 8232220 | Method for manufacturing an artificial lightweight aggregate containing bottom ash | — | 2012-07-31 |
| 8166298 | Downloadable conditional access system and method of session control for secured 2-way communication between authentication server and host device in downloadable conditional access system | Soon Choul KIM, Heejeong KIM, Eun Jung Kwon, O Hyung Kwon, Soo-In Lee | 2012-04-24 |
| 8087261 | Defroster for evaporator in refrigerator | Sang-Ik Lee, Bong-Jun Choi, Jong Min Sin, Youngsan Jeon, Jae Seong Sim | 2012-01-03 |
| 7841206 | Refrigerator | Bong-Jun Choi, Jong Min Sin, Jae Seong Sim, Young Hwan Ko, Jun Hyun Hwang | 2010-11-30 |
| 7726141 | Refrigerator, and method for controlling operation of the same | Jae-Seng Sim, Young Hwan Ko, Jongmin SHIN, Bong-Jun Choi, Jun HWANG +2 more | 2010-06-01 |
| 7597839 | Method for manufacturing artificial ultra-lightweight aggregate using raw sewage sludge | Ki-Gang Lee, Yoo Taek Kim, Seung-Gu Kang, Jung-Hwan Kim | 2009-10-06 |
| 7263856 | Refrigerator | Bong-Jun Choi, Sang-Ik Lee, Jae Seong Sim | 2007-09-04 |
| 7050511 | In-band adjacent-channel digital audio broadcasting system | So Ra Park, Geon Woo Kim, Soo-In Lee | 2006-05-23 |
| 6857288 | Heat exchanger for refrigerator | Sam-Chul Ha, Jong Min Sin, Bong-Jun Choi, Cheol Hwan Kim, Young Hwan Ko +2 more | 2005-02-22 |
| 6789614 | Heat exchanger for refrigerator | Jong Min Sin, Bong-Jun Choi, Cheol Hwan Kim, Seong Hai Jeong, Young Hwan Ko +1 more | 2004-09-14 |