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Hyoung-Hwan ROH
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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Wireless communication module and portable terminal including the same
Patent number
10,468,752
Issue date
Nov 5, 2019
Samsung Electronics Co., Ltd.
Ho-Jin Jung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cover of a mobile device and mobile device including the same
Patent number
10,461,793
Issue date
Oct 29, 2019
Samsung Electronics Co., Ltd.
Young-Ki Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
NFC antenna module and NFC module including the same
Patent number
9,800,294
Issue date
Oct 24, 2017
Samsung Electronics Co., Ltd.
Hyoung-Hwan Roh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Near field communication with matching circuitry
Patent number
9,385,415
Issue date
Jul 5, 2016
Samsung Electronics Co., Ltd.
Hyoung-Hwan Roh
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Near field communication circuit and operating method of the same
Patent number
9,379,778
Issue date
Jun 28, 2016
Samsung Electronics Co., Ltd.
Hyoung Hwan Roh
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of operating contactless IC card reader, detection circuit o...
Patent number
9,218,518
Issue date
Dec 22, 2015
Samsung Electronics Co., Ltd.
Jun-Ho Kim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and method for radio frequency transmission
Patent number
9,191,040
Issue date
Nov 17, 2015
Samsung Electronics Co., Ltd.
Chol Su Yoon
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Patch antenna and rectenna using the same
Patent number
8,618,985
Issue date
Dec 31, 2013
Kookmin University Industry Academy Cooperation Foundation
Jun-seok Park
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Hysteresis switch and electricity charging module using the same
Patent number
8,193,775
Issue date
Jun 5, 2012
Kookmin University Industry Academy Cooperation Foundation
Jun-seok Park
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
COVER OF A MOBILE DEVICE AND MOBILE DEVICE INCLUDING THE SAME
Publication number
20170093455
Publication date
Mar 30, 2017
Samsung Electronics Co., Ltd.
Young-Ki LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
WIRELESS COMMUNICATION MODULE AND PORTABLE TERMINAL INCLUDING THE SAME
Publication number
20160372837
Publication date
Dec 22, 2016
Samsung Electronics Co., Ltd.
HO-JIN JUNG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
NFC CARD READER, SYSTEM INCLUDING NFC CARD READER, AND A METHOD OF...
Publication number
20160105220
Publication date
Apr 14, 2016
Jun Ho KIM
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NFC ANTENNA MODULE AND NFC MODULE INCLUDING THE SAME
Publication number
20150180548
Publication date
Jun 25, 2015
Samsung Electronics Co., Ltd.
HYOUNG-HWAN ROH
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
NEAR FIELD COMMUNICATION WITH MATCHING CIRCUITRY
Publication number
20150178526
Publication date
Jun 25, 2015
Hyoung-Hwan Roh
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COVER OF A MOBILE DEVICE AND MOBILE DEVICE INCLUDING THE SAME
Publication number
20150009077
Publication date
Jan 8, 2015
Samsung Electronics Co., Ltd.
Young-Ki LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF OPERATING CONTACTLESS IC CARD READER, DETECTION CIRCUIT O...
Publication number
20140263643
Publication date
Sep 18, 2014
Jun-Ho KIM
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
APPARATUS AND METHOD FOR RADIO FREQUENCY TRANSMISSION
Publication number
20140209680
Publication date
Jul 31, 2014
Samsung Electronics Co., Ltd.
CHOL SU YOON
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NEAR FIELD COMMUNICATION CIRCUIT AND OPERATING METHOD OF THE SAME
Publication number
20140045425
Publication date
Feb 13, 2014
Samsung Electronics Co., Ltd.
HYOUNG HWAN ROH
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PATCH ANTENNA AND RECTENNA USING THE SAME
Publication number
20110242863
Publication date
Oct 6, 2011
Kookmin University Industry Academy Cooperation Foundation
Jun-seok PARK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYSTERESIS SWITCH AND ELECTRICITY CHARGING MODULE USING THE SAME
Publication number
20110241624
Publication date
Oct 6, 2011
Kookmin University Industry Academy Cooperation Foundation
Jun-seok PARK
H03 - BASIC ELECTRONIC CIRCUITRY