| Patent | Date |
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Method and apparatus for transmitting and receiving status report comprising received status of packet data in a mobile communication system
Grant 10,091,686 - Kim , et al. October 2, 2 | 2018-10-02 |
Method and apparatus for performing handover between core network entities in a packet-switched network
Grant 9,955,394 - Bae , et al. April 24, 2 | 2018-04-24 |
Method and apparatus for transmitting and receiving channel quality information in a wireless communication system
Grant 9,729,223 - Jeong , et al. August 8, 2 | 2017-08-08 |
Method And Apparatus For Performing Handover Between Core Network Entities In A Packet-switched Network
App 20160119841 - BAE; Eun-Hui ; et al. | 2016-04-28 |
Method and apparatus for performing handover between core network entities in a packet-switched network
Grant 9,232,444 - Bae , et al. January 5, 2 | 2016-01-05 |
Method And Apparatus For Transmitting And Receiving Channel Quality Information In A Wireless Communication System
App 20150162967 - JEONG; Kyeong-In ; et al. | 2015-06-11 |
Method and apparatus for transmitting and receiving channel quality information in a wireless communication system
Grant 9,002,293 - Jeong , et al. April 7, 2 | 2015-04-07 |
System and method for handover between interworking WLAN and EUTRAN access systems
Grant 8,910,271 - Rajadurai , et al. December 9, 2 | 2014-12-09 |
Method And Apparatus For Controlling Rate Of Voice Service In A Mobile Communication System Supporting Voice Service Via Packet Network
App 20140204886 - KIM; Seong-Hun ; et al. | 2014-07-24 |
Method And Apparatus For Transmitting And Receiving Status Report Comprising Received Status Of Packet Data In A Mobile Communication System
App 20140112255 - KIM; Soeng-Hun ; et al. | 2014-04-24 |
Method and apparatus for controlling rate of voice service in a mobile communication system supporting voice service via packet network
Grant 8,681,625 - Kim , et al. March 25, 2 | 2014-03-25 |
Method and apparatus for transmitting and receiving status report comprising received status of packet data in a mobile communication system
Grant 8,634,400 - Kim , et al. January 21, 2 | 2014-01-21 |
Method and system of forwarding capability information of user equipment in internet protocol multimedia subsystem network
Grant 8,582,566 - Bae , et al. November 12, 2 | 2013-11-12 |
Handover apparatus and method in a heterogeneous wireless communication system
Grant 8,565,772 - Bae , et al. October 22, 2 | 2013-10-22 |
System and method for optimizing authentication procedure during inter access system handovers
Grant 8,462,742 - Song , et al. June 11, 2 | 2013-06-11 |
System And Method For Handover Between Interworking Wlan And Eutran Access Systems
App 20130042304 - Rajavelsamy; R. ; et al. | 2013-02-14 |
Method and apparatus for transmitting SIP data of idle mode UE in a mobile communication system
Grant 8,335,197 - Jeong , et al. December 18, 2 | 2012-12-18 |
Method and apparatus for interworking voice and multimedia services between CSI terminal and IMS terminal
Grant 8,325,708 - Lim , et al. December 4, 2 | 2012-12-04 |
Method and apparatus for performing uplink timing synchronization procedure upon handover in a mobile communication system
Grant 8,260,297 - Jeong , et al. September 4, 2 | 2012-09-04 |
Method and system for processing a control message in an internet protocol-based mobile communication system supporting a multimedia service
Grant 8,244,877 - Yeoum , et al. August 14, 2 | 2012-08-14 |
System and method of providing user equipment initiated and assisted backward handover in heterogeneous wireless networks
Grant 8,116,775 - Choi , et al. February 14, 2 | 2012-02-14 |
Method and apparatus for setting up radio resource control connection
Grant 8,112,087 - Jeong , et al. February 7, 2 | 2012-02-07 |
Method and apparatus for radio connection setup in a mobile communication system
Grant 8,107,416 - Jeong , et al. January 31, 2 | 2012-01-31 |
System and method for providing secure mobility and internet protocol security related services to a mobile node roaming in a foreign network
Grant 8,031,672 - Balaji , et al. October 4, 2 | 2011-10-04 |
Method for maintaining uplink timing synchronization in a mobile communication system and user equipment apparatus for the same
Grant 8,031,692 - Jeong , et al. October 4, 2 | 2011-10-04 |
IMS reregistration method and system therefor
Grant 8,018,858 - Lim , et al. September 13, 2 | 2011-09-13 |
Method and apparatus for handling IMS terminal's call request including request for real-time service received over IMS domain by CSI terminal
Grant 7,965,704 - Lim , et al. June 21, 2 | 2011-06-21 |
Method and apparatus for managing routing area in mobile communication system
Grant 7,962,138 - Bae , et al. June 14, 2 | 2011-06-14 |
Handover method and apparatus between different systems
Grant 7,953,042 - Kwak , et al. May 31, 2 | 2011-05-31 |
Method and apparatus for notifying changed service information according to terminal state in a wireless communication system
Grant 7,844,268 - Lim , et al. November 30, 2 | 2010-11-30 |
System and method to enable combination of network controlled mobility and UE controlled mobility between different IP versions
Grant 7,813,347 - Choi , et al. October 12, 2 | 2010-10-12 |
Communication method and apparatus using IP address of VPN gateway for mobile node in a VPN
Grant 7,805,754 - Song , et al. September 28, 2 | 2010-09-28 |
Method and apparatus for controlling rate of voice service in a mobile communication system supporting voice service via packet network
Grant 7,792,035 - Kim , et al. September 7, 2 | 2010-09-07 |
Method and apparatus for controlling rate of voice service in a mobile communication system supporting voice service via packet network
App 20100220717 - Kim; Soeng-Hun ; et al. | 2010-09-02 |
System And Method Of Providing User Equipment Initiated And Assisted Backward Handover In Heterogeneous Wireless Networks
App 20100190500 - Choi; Sung-Ho ; et al. | 2010-07-29 |
Method And Apparatus For Transmitting Sip Data Of Idle Mode Ue In A Mobile Communication System
App 20090154408 - Jeong; Kyeong-In ; et al. | 2009-06-18 |
Method and system for processing a control message in an Internet protocol-based mobile communication system supporting a multimedia service
App 20090125626 - Yeoum; Tae-Sun ; et al. | 2009-05-14 |
System and method to enable combination of network controlled mobility and ue controlled mobility between different IP versions
App 20080317064 - Choi; Sung-Ho ; et al. | 2008-12-25 |
Handover Apparatus And Method In A Heterogeneous Wireless Communication System
App 20080291874 - Bae; Eun-Hui ; et al. | 2008-11-27 |
System and Method for Providing Secure Mobility and Internet Protocol Security Related Services to a Mobile Node Roaming in a Foreign Network
App 20080219224 - Balaji; Holur ; et al. | 2008-09-11 |
Method And System For Processing Call Change Request In An Internet Protocol Multimedia Subsystem
App 20080186956 - Yeoum; Tae-Sun ; et al. | 2008-08-07 |
Ims Reregistration Method And System Therefor
App 20080175157 - Lim; Han-Na ; et al. | 2008-07-24 |
System and method for seamless handoff of WLAN-UMTS interworking
Grant 7,391,754 - Bae , et al. June 24, 2 | 2008-06-24 |
Method And Apparatus For Session Negotiation In A Mobile Communication System, And Mobile Communication System For The Same
App 20080130590 - KIM; Soeng-Hun ; et al. | 2008-06-05 |
Method and apparatus for setting up radio resource control connection
App 20080039094 - Jeong; Kyeong-In ; et al. | 2008-02-14 |
Method and apparatus for supporting communication service of idle user terminal located in common routing area in a mobile communication system
App 20080020745 - Bae; Eun-Hui ; et al. | 2008-01-24 |
Method For Maintaining Uplink Timing Synchronization In A Mobile Communication System And User Equipment Apparatus For The Same
App 20080002660 - Jeong; Kyeong-In ; et al. | 2008-01-03 |
Method and apparatus for transmitting and receiving channel quality information in a wireless communication system
App 20070287468 - Jeong; Kyeong-In ; et al. | 2007-12-13 |
Method and apparatus for radio connection setup in a mobile communication system
App 20070287476 - Jeong; Kyeong-In ; et al. | 2007-12-13 |
Method and apparatus for performing uplink timing synchronization procedure upon handover in a mobile communication system
App 20070275723 - Jeong; Kyeong-In ; et al. | 2007-11-29 |
Method and system of forwarding capability information of user equipment in Internet Protocol Multimedia Subsystem network
App 20070259651 - Bae; Eun-Hui ; et al. | 2007-11-08 |
System and method for optimizing authentication procedure during inter access system handovers
App 20070249352 - Song; O-Sok ; et al. | 2007-10-25 |
Method and apparatus for handling IMS terminal's call request including request for real-time service received over IMS domain by CSI terminal
App 20070213052 - Lim; Han-Na ; et al. | 2007-09-13 |
Method and apparatus for managing routing area in mobile communication system
App 20070202879 - Bae; Eun-Hui ; et al. | 2007-08-30 |
Call setup method for minimizing call setup delay in mobile telecommunications system and apparatus thereof
App 20070201436 - Kim; Soeng-Hun ; et al. | 2007-08-30 |
Method and system for selecting a visited network to be used by a user equipment in a wireless communication system
App 20070184825 - Lim; Han-Na ; et al. | 2007-08-09 |
Method and apparatus for transmitting/receiving channel quality information in a wireless communication system
App 20070115796 - Jeong; Kyeong-In ; et al. | 2007-05-24 |
Method and apparatus for communications of user equipment using internet protocol address in a mobile communication system
App 20070116011 - Lim; Han-Na ; et al. | 2007-05-24 |
Method and apparatus for transmitting and receiving status report comprising received status of packet data in a mobile communication system
App 20070091810 - Kim; Soeng-Hun ; et al. | 2007-04-26 |
Method and apparatus for performing handover between core network entities in a packet-switched network
App 20070064686 - Bae; Eun-Hui ; et al. | 2007-03-22 |
Method and apparatus for interworking voice and multimedia services between CSI terminal and IMS terminal
App 20070058789 - Lim; Han-Na ; et al. | 2007-03-15 |
Method and apparatus for performing handover between core network entities in a packet-switched network
App 20070041346 - Bae; Eun-Hui ; et al. | 2007-02-22 |
Handover method and apparatus between different systems
App 20070036109 - Kwak; No-Jun ; et al. | 2007-02-15 |
Method and apparatus for controlling rate of voice service in a mobile communication system supporting voice service via packet network
App 20070025324 - Kim; Soeng-Hun ; et al. | 2007-02-01 |
Method and apparatus for acquiring CS service information in IMS network
App 20060268904 - Bae; Eun-Hui ; et al. | 2006-11-30 |
Method and apparatus for notifying changed service information according to terminal state in a wireless communication system
App 20060256779 - Lim; Han-Na ; et al. | 2006-11-16 |
Method and apparatus for acquiring user equipment capability information in a communication in a communication network
App 20060211425 - Bae; Eun-Hui ; et al. | 2006-09-21 |
System and method for seamless handoff of WLAN-UMTS interworking
App 20060146803 - Bae; Eun-Hui ; et al. | 2006-07-06 |
UMTS-WLAN interworking system and authentication method therefor
App 20060128362 - Bae; Eun-Hui ; et al. | 2006-06-15 |
Communication method and apparatus using IP address of VPN gateway for mobile node in a VPN
App 20060104252 - Song; O-Sok ; et al. | 2006-05-18 |
Method and system for providing information on interworking between mobile communication network and wireless local area network
App 20050153692 - Hwang, Sung-Oh ; et al. | 2005-07-14 |
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