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Patents Grants
last 30 patents
Information
Patent Grant
Location and state information providing/inquiring system using WLA...
Patent number
9,408,176
Issue date
Aug 2, 2016
SK Telecom Co., Ltd
Seung Yoon Baek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Location and state information providing/inquiring system using WLA...
Patent number
9,100,782
Issue date
Aug 4, 2015
SK Telecom Co., Ltd
Seung Yoon Baek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for allocating a beacon slot using a beacon table in wireles...
Patent number
8,861,483
Issue date
Oct 14, 2014
SK Telecom Co., Ltd.
Woo Jin Shim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Location positioning method and device using wireless LAN signals
Patent number
8,666,433
Issue date
Mar 4, 2014
SK Telecom Co., Ltd
Chae Hwan Cho
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for voice processing in mobile communication t...
Patent number
8,537,977
Issue date
Sep 17, 2013
SK Telecom Co., Ltd
Seong Soo Park
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Chip equalization apparatus and method thereof
Patent number
8,442,102
Issue date
May 14, 2013
SK Telecom Co., Ltd.
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System, server and method for providing supplementary information s...
Patent number
8,407,741
Issue date
Mar 26, 2013
SK Planet Co., Ltd.
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for synchroning broadcast content with supplement...
Patent number
8,341,671
Issue date
Dec 25, 2012
SK Telecom Co., Ltd
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and system for estimating adaptive combined channel in CDMA...
Patent number
8,320,353
Issue date
Nov 27, 2012
SK Telecom Co., Ltd.
Dong-Hahk Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for packet data service in the mixed network of asynchronous...
Patent number
8,036,709
Issue date
Oct 11, 2011
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for allocating an address of device in wireless personal are...
Patent number
7,995,502
Issue date
Aug 9, 2011
SK Telecom Co., Ltd.
Woo Jin Shim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hand over method for dual band/dual mode mobile communication terminal
Patent number
7,969,944
Issue date
Jun 28, 2011
SK Telecom Co., Ltd
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for hand-over in the mixed network asynchronous communicatio...
Patent number
7,869,406
Issue date
Jan 11, 2011
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Radio repeater for mobile communication system and repeating method...
Patent number
7,869,761
Issue date
Jan 11, 2011
Airpoint Co., Ltd.
Sung-Youl Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for controlling multi-mode multi-band mobile communication t...
Patent number
7,864,730
Issue date
Jan 4, 2011
SK Telecom Co. Ltd.
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual band/dual mode mobile communication terminal and control metho...
Patent number
7,848,754
Issue date
Dec 7, 2010
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for packet data service in the mixed network of asynchronous...
Patent number
7,843,881
Issue date
Nov 30, 2010
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of hand-over in the mixed network of asynchronous communicat...
Patent number
7,826,840
Issue date
Nov 2, 2010
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hand over method for dual band/dual mode mobile communication terminal
Patent number
7,826,846
Issue date
Nov 2, 2010
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for handover between asynchronous communication network and...
Patent number
7,826,423
Issue date
Nov 2, 2010
SK Telecom Co., Ltd
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Route determining method in a multi protocol label switching network
Patent number
7,697,437
Issue date
Apr 13, 2010
SK Telecom Co., Ltd
Yong Sik Shin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for packet data service in the mixed network of asynchronous...
Patent number
7,664,074
Issue date
Feb 16, 2010
SK Telecom Co., Ltd
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of routing point-to-multipoint traffic on an MPLS network
Patent number
7,394,772
Issue date
Jul 1, 2008
SK Telecom Co., Ltd
Yong Sik Shin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Network analyzing method and apparatus for optimal performance of n...
Patent number
7,218,928
Issue date
May 15, 2007
SK Telecom Co., Ltd
Sang Jin Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Receiver of an orthogonal frequency division multiplexing system
Patent number
7,099,397
Issue date
Aug 29, 2006
SK Telecom Co., Ltd
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
LOCATION AND STATE INFORMATION PROVIDING/INQUIRING SYSTEM USING WLA...
Publication number
20150223188
Publication date
Aug 6, 2015
SK Telecom Co., Ltd.
Seung Yoon Baek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOCATION AND STATE INFORMATION PROVIDING/INQUIRING SYSTEM USING NEA...
Publication number
20130177006
Publication date
Jul 11, 2013
SK Telecom Co., Ltd.
Seung Yoon Baek
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LOCATION POSITIONING METHOD AND DEVICE USING WIRELESS LAN SIGNALS
Publication number
20130059602
Publication date
Mar 7, 2013
SK PLANET CO., LTD.
Chae Hwan Cho
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND SYSTEM FOR ESTIMATING ADAPTIVE COMBINED CHANNEL IN CDMA...
Publication number
20100322116
Publication date
Dec 23, 2010
SK Telecom Co., Ltd.
Dong-Hahk Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM, SERVER AND METHOD FOR PROVIDING SUPPLEMENTARY INFORMATION S...
Publication number
20100325667
Publication date
Dec 23, 2010
SK Telecom Co., Ltd.
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR SYNCHRONING BROADCAST CONTENT WITH SUPPLEMENT...
Publication number
20100295992
Publication date
Nov 25, 2010
SK Telecom Co., Ltd.
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR ALLOCATING A BEACON SLOT USING A BEACON TABLE IN WIRELES...
Publication number
20100111048
Publication date
May 6, 2010
Woo Jin Shim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR ALLOCATING AN ADDRESS OF DEVICE IN WIRELESS PERSONAL ARE...
Publication number
20100110931
Publication date
May 6, 2010
Woo Jin Shim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR VOICE PROCESSING IN MOBILE COMMUNICATION T...
Publication number
20100100374
Publication date
Apr 22, 2010
SK Telecom Co., Ltd.
Seong Soo Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR PACKET DATA SERVICE IN THE MIXED NETWORK OF ASYNCHRONOUS...
Publication number
20100091736
Publication date
Apr 15, 2010
SK Telecom Co., Ltd.
Hyun-Wook KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CHIP EQUALIZATION APPARATUS AND METHOD THEREOF
Publication number
20100068989
Publication date
Mar 18, 2010
SK Telecom Co., Ltd.
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
RADIO REPEATER FOR MOBILE COMMUNICATION SYSTEM AND REPEATING METHOD...
Publication number
20090286474
Publication date
Nov 19, 2009
AIRPOINT CO., LTD.
Sung-Youl Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR CONFIGURATING KEYPAD OF TERMINAL AND THE TERMINAL AND SY...
Publication number
20090270078
Publication date
Oct 29, 2009
Gi-Seon Nam
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System for packet data service in the mixed network of asynchronous...
Publication number
20090190549
Publication date
Jul 30, 2009
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Hand-Over in the Mixed Network Asynchronous Communicatio...
Publication number
20080261601
Publication date
Oct 23, 2008
SK Telecom Co., Ltd.
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hand Over Method For Dual Band/Dual Mode Mobile Communication Terminal
Publication number
20080254796
Publication date
Oct 16, 2008
SK Telecom Co., Ltd.
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method of Hand-Over In the Mixed Network of Asynchronous Communicat...
Publication number
20080207205
Publication date
Aug 28, 2008
SK Telecom Co., Ltd.
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Dual Band/Dual Mode Mobile Communication Terminal and Control Metho...
Publication number
20080161039
Publication date
Jul 3, 2008
SK Telecom Co., Ltd.
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Mobile Communication System and Method for Packet Hand-Over Between...
Publication number
20080146228
Publication date
Jun 19, 2008
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Hand-Over Between Asynchronous Communication Network and...
Publication number
20080095111
Publication date
Apr 24, 2008
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Hand Over Method for Dual Band/Dual Mode Mobile Communication Terminal
Publication number
20080037470
Publication date
Feb 14, 2008
SK Telecom Co., Ltd.
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System for Packet Data Service in the Mixed Network of Asynchronous...
Publication number
20070259667
Publication date
Nov 8, 2007
Hyun-Wook Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Handover Between Asynchronous Communication Network and...
Publication number
20070258405
Publication date
Nov 8, 2007
Young-Lak Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Network analyzing method and apparatus for optimal performance of n...
Publication number
20050064820
Publication date
Mar 24, 2005
Sang Jin Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method of routing point-to-multipoint traffic on an MPLS network
Publication number
20030099235
Publication date
May 29, 2003
Yong Sik Shin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Receiver of an orthogonal frequency division multiplexing system
Publication number
20030058953
Publication date
Mar 27, 2003
Goon Seop Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Route determining method in a multi protocol label switching network
Publication number
20030002444
Publication date
Jan 2, 2003
Yong Sik Shin
H04 - ELECTRIC COMMUNICATION TECHNIQUE