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Daejeon-city, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Energy harvester, wireless sensor device having the energy harveste...
Patent number
9,701,325
Issue date
Jul 11, 2017
KOREA RAILROAD RESEARCH INSTITUTE
Jaehoon Kim
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method for allocating and accessing radio resources in OFDMA system
Patent number
8,588,145
Issue date
Nov 19, 2013
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for requesting and reporting channel quality information in...
Patent number
8,462,706
Issue date
Jun 11, 2013
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for requesting and reporting channel quality information in...
Patent number
8,374,145
Issue date
Feb 12, 2013
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for preamble-based bandwidth request in wireless portable in...
Patent number
8,155,104
Issue date
Apr 10, 2012
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Packet scheduling method for real-time traffic transmission in mobi...
Patent number
8,059,531
Issue date
Nov 15, 2011
Electronics and Telecommunications Research Institute
Kun-Min Yeo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for requesting and reporting channel quality information in...
Patent number
8,018,911
Issue date
Sep 13, 2011
Electronics and Telecommunications Research Insitiute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for controlling power saving mode in wireless...
Patent number
7,912,467
Issue date
Mar 22, 2011
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for requesting and reporting channel quality i...
Patent number
7,813,291
Issue date
Oct 12, 2010
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System and method for controlling power saving mode in wireless por...
Patent number
7,769,414
Issue date
Aug 3, 2010
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for traffic indication and channel adaptation for sleep mode...
Patent number
7,768,966
Issue date
Aug 3, 2010
Electronics and Telecommunications Research Institute
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for creating feedback message for ARQ in mobile communicatio...
Patent number
7,752,519
Issue date
Jul 6, 2010
Electronics and Telecommunications Research Institute
Kun-Min Yeo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for retransmitting packet in mobile communication system and...
Patent number
7,631,239
Issue date
Dec 8, 2009
Electronics and Telecommunications Research Institute
Kun-Min Yeo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and device for allocating radio resources in wireless portab...
Patent number
7,551,937
Issue date
Jun 23, 2009
Electronics and Telecommunications Research Institute
Jae-Heung Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
ENERGY HARVESTER AND WIRELESS SENSOR DEVICE HAVING ENERGY HARVESTER
Publication number
20170151964
Publication date
Jun 1, 2017
KOREA RAILROAD RESEARCH INSTITUTE
Jaehoon Kim
B61 - RAILWAYS
Information
Patent Application
ENERGY HARVESTER, WIRELESS SENSOR DEVICE HAVING THE ENERGY HARVESTE...
Publication number
20160152252
Publication date
Jun 2, 2016
KOREA RAILROAD RESEARCH INSTITUTE
Jaehoon Kim
B61 - RAILWAYS
Information
Patent Application
METHOD FOR REQUESTING AND REPORTING CHANNEL QUALITY INFORMATION IN...
Publication number
20110305218
Publication date
Dec 15, 2011
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Chul-Sik YOON
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PACKET SCHEDULING METHOD FOR REAL-TIME TRAFFIC TRANSMISSION IN MOBI...
Publication number
20100008305
Publication date
Jan 14, 2010
Kun-Min Yeo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for requesting and reporting channel quality i...
Publication number
20090175178
Publication date
Jul 9, 2009
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Traffic Indication and Channel Adaptation for Sleep Mode...
Publication number
20090067374
Publication date
Mar 12, 2009
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Requesting and Reporting Channel Quality Information in...
Publication number
20080287138
Publication date
Nov 20, 2008
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Allocating and Accessing Radio Resources in Ofdma System
Publication number
20080240022
Publication date
Oct 2, 2008
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
System and Method for Controlling Power Saving Mode in Wireless Por...
Publication number
20080043656
Publication date
Feb 21, 2008
Chul-Sik Yoon
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Method For Retransmitting Packet In Mobile Communication System And...
Publication number
20070288824
Publication date
Dec 13, 2007
Kun-Min Yeo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method And Apparatus For Controlling Powder Saving Mode In Wireless...
Publication number
20070274244
Publication date
Nov 29, 2007
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Sonar Collision Avoidance System
Publication number
20070277074
Publication date
Nov 29, 2007
Kun-Min Yeo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Preamble-Based Bandwidth Request in Wireless Portable In...
Publication number
20070274265
Publication date
Nov 29, 2007
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method for Requesting and Reporting Channel Quality Information in...
Publication number
20070254595
Publication date
Nov 1, 2007
Chul-Sik Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and device for allocating radio resources in wireless portab...
Publication number
20070010268
Publication date
Jan 11, 2007
Jae-Heung Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE