Company Access Details

Short name

SK TELECOM CO LTD [KR]

Legal name

Address

City/Country

Map to offcial company

None

IPR Declaration

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Owned patents

Application Number	Publication Number	Title	Country or Organisation
EP20060823636	EP1949634 B1	METHOD AND APPARATUS FOR TRANSMITTING BY USING TRANSMIT DIVERSITY AT DFT SPREAD OFDMA	EP EPO European Patent Office	View
KR19970017040	KR100237184 B1	METHOD OF MANAGEMENT CDMA MOBILE EXCHNAGE TRUNK STATE	KR (KOREA (REPUBLIC OF))	View
US20060565010	US7551937 B2	Method and device for allocating radio resources in wireless portable network system	US (UNITED STATES)	View
EP20040774144	EP1647115 B1	METHOD AND DEVICE FOR ALLOCATING RADIO RESOURCES IN WIRELESS PORTABLE NETWORK SYSTEM	EP EPO European Patent Office	View
WO2004KR01781	WO2005008360 A3	METHOD AND DEVICE FOR ALLOCATING RADIO RESOURCES IN WIRELESS PORTABLE NETWORK SYSTEM	WO PCT Patent Cooperation Treaty	View
WO2004KR01835	WO2005060108 A3	METHOD FOR ALLOCATING DATA AND PILOTS, AND TRANSMITTING METHOD AND DEVICE AND RECEIVING METHOD AND DEVICE USING THE SAME IN ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS SYSTEM	WO PCT Patent Cooperation Treaty	View
WO2004KR01836	WO2005053198 A3	METHOD FOR ALLOCATING PILOT SUBCARRIERS, METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING PILOT SUBCARRIERS IN ORTHOGONAL FREQUENCY DIVISION MULTIPLEX SYSTEM	WO PCT Patent Cooperation Treaty	View
WO2004KR02445	WO2005043791 A3	METHOD FOR CONSTRUCTING DOWNLINK FRAME IN WIRELESS COMMUNICATION SYSTEM USING ORTHOGONAL FREQUENCY DIVISION MULTIPLE ACCESS	WO PCT Patent Cooperation Treaty	View
WO2004KR03344	WO2005060132 A1	METHOD AND APPARATUS FOR REQUESTING AND REPORTING CHANNEL QUALITY INFORMATION IN MOBILE COMMUNICATION SYSTEM	WO PCT Patent Cooperation Treaty	View
KR20040031657	KR20050106657 A	A SMART ANTENNA SYSTEM FOR FORMING AN EIGENBEAM FOR UPLINK IN OFDM/TDD SYSTEMS, AND A METHOD THEREOF	KR (KOREA (REPUBLIC OF))	View
WO2004KR02903	WO2005109678 A1	SMART ANTENNA SYSTEM AND METHOD THEREOF FOR FORMING UPLINK EIGENBEAM OF OFDM/TDD	WO PCT Patent Cooperation Treaty	View
US20040585052	US7631239 B2	Method For Retransmitting Packet In Mobile Communication System And Computer-Readable Medium Recorded Program Thereof	US (UNITED STATES)	View
AT20040808638T	AT431024 T	VERFAHREN ZUR ERZEUGUNG EINER RÜCKMELDENACHRICHT FÜR ARQ IN EINEM MOBILKOMMUNIKATIONSSYSTEM	AT (AUSTRIA)	View
EP20040808638	EP1700414 B1	METHOD FOR CREATING FEEDBACK MESSAGES FOR ARQ IN A MOBILE COMMUNICATION SYSTEM	EP EPO European Patent Office	View
HK20070101954	HK1094842 A1	METHOD FOR CREATING FEEDBACK MESSAGES FOR ARQ IN A MOBILE COMMUNICATION SYSTEM	HK (HONG KONG)	View
WO2004KR03510	WO2005064839 A1	METHOD FOR CREATING FEEDBACK MESSAGE FOR ARQ IN MOBILE COMMUNICATION SYSTEM	WO PCT Patent Cooperation Treaty	View
WO2004KR03511	WO2005064840 A1	METHOD FOR RETRANSMITTING PACKET IN MOBILE COMMUNICATION SYSTEM AND COMPUTER-READABLE MEDIUM RECORDED PROGRAM THEREOF	WO PCT Patent Cooperation Treaty	View
KR20040082660	KR20050078635 A	A METHOD FOR REQUESTING AND REPORTING CHANNEL QUALITY INFORMATION IN WIRELESS SYSTEM AND APPARATUS THEREOF	KR (KOREA (REPUBLIC OF))	View
WO2005KR00313	WO2005072073 A3	A METHOD FOR REQUESTING AND REPORTING CHANNEL QUALITY INFORMATION IN WIRELESS SYSTEM AND APPARATUS THEREOF	WO PCT Patent Cooperation Treaty	View
EP20050726851	EP1721409 A4	METHOD FOR MANAGING TRAFFIC ENCRYPTION KEY IN WIRELESS PORTABLE INTERNET SYSTEM AND PROTOCOL CONFIGURATION METHOD THEREOF, AND OPERATION METHOD OF TRAFFIC ENCRYPTION KEY STATE MACHINE IN SUBSCRIBER STATION	EP EPO European Patent Office	View
US20050591625	US7907733 B2	Method For Managing Traffic Encryption Key In Wireless Portable Internet System And Protocol Configuration Method Thereof, And Operation Method Of Traffic Encryption Key State Machine In Subscriber Station	US (UNITED STATES)	View
WO2005KR00615	WO2005086412 A1	METHOD FOR MANAGING TRAFFIC ENCRYPTION KEY IN WIRELESS PORTABLE INTERNET SYSTEM AND PROTOCOL CONFIGURATION METHOD THEREOF, AND OPERATION METHOD OF TRAFFIC ENCRYPTION KEY STATE MACHINE IN SUBSCRIBER STATION	WO PCT Patent Cooperation Treaty	View
WO2005KR00314	WO2005074312 A1	A METHOD FOR REQUESTING AND REPORTING CHANNEL QUALITY INFORMATION IN WIRELESS PORTABLE INTERNET SYSTEM	WO PCT Patent Cooperation Treaty	View
WO2005KR03805	WO2006059844 A1	SYNCHRONOUS ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING RECEIVING APPARATUS IN MULTI-CELL ENVIRONMENT AND METHOD THEREOF	WO PCT Patent Cooperation Treaty	View
KR20090050679	KR20100131864 A	SYSTEM AND METHOD FOR HANDLING BY MEANS OF AUTOMATIC TELLER MACHINE, AND APPARATUS APPLIED TO THE SAME	KR (KOREA (REPUBLIC OF))	View
US20040583165	US7813291 B2	Method and apparatus for requesting and reporting channel quality information in mobile communication system	US (UNITED STATES)	View
US20040583593	US7796695 B2	Method for Allocating Data and Pilots, and Transmitting Method and Device and Receiving Method and Device Using the Same in Orthogonal Frequency Division Multiple Access System	US (UNITED STATES)	View
US20050588469	US8018911 B2	Method for Requesting and Reporting Channel Quality Information in Wireless Portable Internet System	US (UNITED STATES)	View
US20050588480	US8462706 B2	Method for Requesting and Reporting Channel Quality Information in Wireless System and Apparatus Thereof	US (UNITED STATES)	View
US20050720605	US7801088 B2	Synchronous Orthogonal Frequency Division Multiplexing Receiving Apparatus in Multi-Cell Environment and Method Thereof	US (UNITED STATES)	View
US20080579722	US7889805 B2	Smart antenna system and method thereof for forming uplink eigenbeam of ofdm/tdd	US (UNITED STATES)	View
US201113212809	US8374145 B2	METHOD FOR REQUESTING AND REPORTING CHANNEL QUALITY INFORMATION IN WIRELESS PORTABLE INTERNET SYSTEM	US (UNITED STATES)	View
WO2005KR04422	WO2006068413 A1	METHOD FOR SELECTING SWITCHED BEAM USING PILOT SIGNAL AND SYSTEM THEREOF	WO PCT Patent Cooperation Treaty	View
US20060510085	US7680458 B2	Interference cancellation method and module for OFDMA mobile communication system	US (UNITED STATES)	View
US20060086087	US8145121 B2	Wireless Communication System Counting Mobile Terminals Using MBMS	US (UNITED STATES)	View
US20060921894	US8160254 B2	METHOD FOR MANAGING GROUP TRAFFIC ENCRYPTION KEY IN WIRELESS PORTABLE INTERNET SYSTEM	US (UNITED STATES)	View
AT20040774144T	AT532296 T	VERFAHREN UND EINRICHTUNG ZUM ZUTEILEN VON FUNKBETRIEBSMITTELN IN EINEM DRAHTLOSEN TRAGBAREN NETZWERKSYSTEM	AT (AUSTRIA)	View
US200513782110	USRE45228 E1	Video telephony service method in mobile communication network	US (UNITED STATES)	View
US201414162949	US2014333712 A1	VIDEO TELEPHONY SERVICE METHOD IN MOBILE COMMUNICATION NETWORK	US (UNITED STATES)	View
KR20160072377	KR102226264 B1	SYNCHRONIZATION SIGNAL TRANSMITTING APPARATUS AND METHOD	KR (KOREA (REPUBLIC OF))	View
EP20170810465	EP3471293 A4	APPARATUS FOR TRANSMITTING SYNCHRONOUS SIGNAL AND METHOD FOR TRANSMITTING SYNCHRONOUS SIGNAL	EP EPO European Patent Office	View
US201816054199	US11071075 B2	APPARATUS FOR TRANSMITTING SYNCHRONOUS SIGNAL, TERMINAL FOR RECEIVING SYNCHRONOUS SIGNAL AND METHOD THEREOF	US (UNITED STATES)	View
WO2017KR03820	WO2017213342 A1	APPARATUS FOR TRANSMITTING SYNCHRONOUS SIGNAL AND METHOD FOR TRANSMITTING SYNCHRONOUS SIGNAL	WO PCT Patent Cooperation Treaty	View
KR20180076742	KR20180080169 A	QoS BASE STATION AND QoS CONTROL METHOD	KR (KOREA (REPUBLIC OF))	View
KR20170097743	KR101859564 B1	Method and Apparatus for Mobility Management in Wireless Communication System	KR (KOREA (REPUBLIC OF))	View
WO2017KR15465	WO2019027110 A1	METHOD AND APPARATUS FOR MANAGING MOBILITY IN WIRELESS COMMUNICATION SYSTEM	WO PCT Patent Cooperation Treaty	View
EP20160888308	EP3410774 B1	METHOD FOR TRANSMITTING DOWNLINK PACKET IN FUNCTION-SEPARATED CORE NETWORK	EP EPO European Patent Office	View
US201816044906	US10659397 B2	METHOD FOR TRANSMITTING DOWNLINK PACKET IN FUNCTION-SEPARATED CORE NETWORK	US (UNITED STATES)	View
WO2016KR13330	WO2017131332 A1	METHOD FOR TRANSMITTING DOWNLINK PACKET IN FUNCTION-SEPARATED CORE NETWORK	WO PCT Patent Cooperation Treaty	View

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