Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12395891 | Base station load balancing method and apparatus | Tae Jung Kim, Donghun Lee, JeeHyeon NA | 2025-08-19 |
| 10440680 | Method and apparatus for controlling location based MBMS service | Hyung Sub Kim, JeeHyeon NA | 2019-10-08 |
| 10171201 | Method and apparatus for transmitting data | Kyung Sook KIM, Een Kee Hong, Ji Hye Park, Joo Sun Bang, Dong Seung Kwon +2 more | 2019-01-01 |
| 9635535 | Proximity measurement method and apparatus for device to device communication in mobile communication system | Jee Hyeon Na, Dae-Ik Kim, Woo Goo PARK | 2017-04-25 |
| 9521618 | Discovery method and apparatus for device to device communication in cellular mobile communication system | Dae-Ik Kim, Jee Hyeon Na | 2016-12-13 |
| 9398601 | Method and apparatus for scheduling in cellular based device to device communication | Jee Hyeon Na, Dae-Ik Kim, Sang Ho Lee, Woo Goo PARK | 2016-07-19 |
| 9374683 | Method and apparatus for device to device multicast communication in cellular mobile systems | Sang Ho Lee, Jee Hyeon Na, Dae-Ik Kim, Woo Goo PARK | 2016-06-21 |
| 9173179 | Synchronization method and apparatus for broadcast multicast service | Woo Goo PARK | 2015-10-27 |
| 8873452 | Multimedia multicast/broadcast service providing apparatus and multimedia multicast/broadcast service providing method using the same | Jee Hyeon Na, Dae-Ik Kim, Yeon Seung SHIN, Woo Goo PARK | 2014-10-28 |
| 8761056 | System for providing EMBMS chatting service and service provider server of the same, and method for controlling eBM-SC and user equipment | Eun-Hee Hyun, Hochoong CHO, Dae-Ik Kim, Mi Young Yun, Sang Ho Lee | 2014-06-24 |
| 8711794 | System and method for receiving MBMS broadcasting service | Mi Young Yun, Sang Ho Lee, Eun-Hee Hyun, Jai Hyung Cho, Jee Hyeon Na +7 more | 2014-04-29 |
| 8705475 | Scheduling apparatus considering quality of service (QOS) | Ho Choong Cho, Sang Ho Lee | 2014-04-22 |
| 8649312 | Method and apparatus for counting multimedia broadcast and multicast services | Dae-Ik Kim, Jee Hyeon Na, Sang Ho Lee | 2014-02-11 |
| 8650592 | Streaming server and mobile terminal for reducing channel-changing delay, and a method therefor | Jai Hyung Cho, Sang Ho Lee, Yeong Jin Kim, Jee Hyeon Na, Dae-Ik Kim +10 more | 2014-02-11 |
| 8516522 | Apparatus and method of controlling broadcast services | Mi Young Yun, Sang Ho Lee | 2013-08-20 |
| 8441974 | Method of providing multicast broadcast service | Mi Young Yun, Sang Ho Lee | 2013-05-14 |
| 8159986 | Method for providing multicast broadcast service in communication system | Mi Young Yun, Sang Ho Lee | 2012-04-17 |
| 8127136 | Method for security association negotiation with extensible authentication protocol in wireless portable internet system | Mi Young Yun, Chul Sik Yoon, Yeong Jin Kim | 2012-02-28 |
| 8059598 | Wireless communication system and method for managing service flow identifier in the same | Sang Ho Lee | 2011-11-15 |
| 7860067 | Method for dynamic address allocation using mobile IP in wireless portable Internet system | Jee Hyeon Na, Chul Sik Yoon, Yeong Jin Kim, Jee-Hwan Ahn | 2010-12-28 |
| 6393009 | Method for managing trunk status of a CDMA mobile communication exchange | Yeon Seung SHIN, Dae-sik Kim | 2002-05-21 |