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Daejeon-si, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Silicon photonics-based optical modulator
Patent number
11,899,334
Issue date
Feb 13, 2024
Electronics and Telecommunications Research Institute
Sanghwa Yoo
G02 - OPTICS
Information
Patent Grant
Terahertz signal generation apparatus and terahertz signal generati...
Patent number
11,609,474
Issue date
Mar 21, 2023
Electronics and Telecommunications Research Institute
Won Kyoung Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Silicon photonics-based optical transmission apparatus
Patent number
11,429,006
Issue date
Aug 30, 2022
Electronics and Telecommunications Research Institute
Sanghwa Yoo
G02 - OPTICS
Information
Patent Grant
Optical coupling method and apparatus
Patent number
11,409,047
Issue date
Aug 9, 2022
Electronics and Telecommunications Research Institute
Sanghwa Yoo
G02 - OPTICS
Information
Patent Grant
Optical network system using wavelength channels included in O-band
Patent number
10,476,625
Issue date
Nov 12, 2019
Electronics and Telecommunications Research Institute
Han Hyub Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Bidirectional optical element
Patent number
10,003,427
Issue date
Jun 19, 2018
Electronics and Telecommunications Research Institute
Heuk Park
G02 - OPTICS
Information
Patent Grant
Flexible printed circuit board for optical module
Patent number
9,900,991
Issue date
Feb 20, 2018
Electronics and Telecommunications Research Institute
Sae Kyoung Kang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Phase error compensating apparatus
Patent number
9,804,327
Issue date
Oct 31, 2017
Electronics and Telecomunications Research Institute
Heuk Park
G02 - OPTICS
Information
Patent Grant
Arrayed waveguide grating device and method for manufacturing the same
Patent number
9,720,170
Issue date
Aug 1, 2017
Electronics and Telecommunications Research Institute
Heuk Park
G02 - OPTICS
Information
Patent Grant
Tunable optical network unit for multi-wavelength passive optical n...
Patent number
9,397,778
Issue date
Jul 19, 2016
Electronics and Telecommunications Research Institute
Jie Hyun Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for blocking forged multicast packets
Patent number
8,270,406
Issue date
Sep 18, 2012
Electronics and Telecommunications Research Institute
Heuk Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for providing personalized advertisements in i...
Patent number
8,010,978
Issue date
Aug 30, 2011
Electronics and Telecommunications Research Institute
Heuk Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Acousto-optic filter and optical CDMA system using the same
Patent number
7,755,073
Issue date
Jul 13, 2010
Electronics and Telecommunications Research Institute
Bong Kyu Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for reducing signal noise and OCDMA receiver a...
Patent number
7,356,220
Issue date
Apr 8, 2008
Electronics and Telecommunications Research Institute
Hwan Seok Chung
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dispersion-shifted fiber for optical parametric amplifier
Patent number
7,242,834
Issue date
Jul 10, 2007
Electronics and Telecommunications Research Institute
Won Kyoung Lee
G02 - OPTICS
Information
Patent Grant
Raman amplifier and raman pumping method
Patent number
7,230,958
Issue date
Jun 12, 2007
Electronics and Telecommunications Research Institute
Sun Hyok Chang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Apparatus and method for generating optical carrier for microwave a...
Patent number
7,142,570
Issue date
Nov 28, 2006
Electronics and Telecommunications Research Institute
Sang-Soo Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Erbium doped fiber amplifier for reducing transient phenomena of OS...
Patent number
7,133,196
Issue date
Nov 7, 2006
Electronics and Telecommunications Research Institute
Won Kyoung Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Organic micro-cavity laser
Patent number
6,498,802
Issue date
Dec 24, 2002
Electronics and Telecommunications Research Institute
Hye-Yong Chu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Bias voltage stabilizing method for electricity-optical modulator b...
Patent number
6,317,247
Issue date
Nov 13, 2001
Electronics and Telecommunications Research Institute
Choong Reul Yang
G02 - OPTICS
Information
Patent Grant
Organic light emitting diode having thin insulating layer
Patent number
5,949,089
Issue date
Sep 7, 1999
Electronics and Telecommunications Research Institute
Jang-Joo Kim
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SILICON PHOTONICS TRANSMITTER AND METHOD THEREFOR
Publication number
20240380492
Publication date
Nov 14, 2024
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sanghwa YOO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SILICON PHOTONICS-BASED OPTICAL MODULATION DEVICE WITH TWO METAL LA...
Publication number
20230358955
Publication date
Nov 9, 2023
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sanghwa YOO
G02 - OPTICS
Information
Patent Application
SILICON PHOTONICS-BASED OPTICAL MODULATOR
Publication number
20230068004
Publication date
Mar 2, 2023
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sanghwa YOO
G02 - OPTICS
Information
Patent Application
SILICON PHOTONICS-BASED PHOTODETECTOR
Publication number
20220308285
Publication date
Sep 29, 2022
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Dongjun SEO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SILICON PHOTONICS-BASED OPTICAL TRANSMISSION APPARATUS
Publication number
20220137477
Publication date
May 5, 2022
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sanghwa YOO
G02 - OPTICS
Information
Patent Application
TERAHERTZ SIGNAL GENERATION APPARATUS AND TERAHERTZ SIGNAL GENERATI...
Publication number
20220113606
Publication date
Apr 14, 2022
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Won Kyoung LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRONIC-PHOTONIC INTEGRATED CIRCUIT BASED ON SILICON PHOTONICS T...
Publication number
20220091332
Publication date
Mar 24, 2022
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sanghwa YOO
G02 - OPTICS
Information
Patent Application
SECURE COMMUNICATION METHOD AND DEVICE PERFORMING THE SAME
Publication number
20210258778
Publication date
Aug 19, 2021
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Joonyoung KIM
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OPTICAL COUPLING METHOD AND APPARATUS
Publication number
20210141157
Publication date
May 13, 2021
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sanghwa YOO
G02 - OPTICS
Information
Patent Application
OPTICAL NETWORK SYSTEM USING WAVELENGTH CHANNELS INCLUDED IN O-BAND
Publication number
20180123723
Publication date
May 3, 2018
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Han Hyub LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PHASE ERROR COMPENSATING APPARATUS
Publication number
20170293076
Publication date
Oct 12, 2017
Electronics and Telecommunications Research Instit ute
Heuk PARK
G02 - OPTICS
Information
Patent Application
FLEXIBLE PRINTED CIRCUIT BOARD FOR OPTICAL MODULE
Publication number
20170086300
Publication date
Mar 23, 2017
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sae Kyoung KANG
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ARRAYED WAVEGUIDE GRATING DEVICE AND METHOD FOR MANUFACTURING THE SAME
Publication number
20160282556
Publication date
Sep 29, 2016
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Heuk PARK
G02 - OPTICS
Information
Patent Application
APPARATUS FOR MONITORING OPTICAL SIGNAL
Publication number
20160216446
Publication date
Jul 28, 2016
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Sae Kyoung KANG
G02 - OPTICS
Information
Patent Application
TUNABLE OPTICAL NETWORK UNIT FOR MULTI-WAVELENGTH PASSIVE OPTICAL N...
Publication number
20160020868
Publication date
Jan 21, 2016
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jie Hyun LEE
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SOFTWARE-DEFINED NETWORKING METHOD
Publication number
20150215914
Publication date
Jul 30, 2015
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Seung Hyun CHO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR CONTROLLING PACKET FLOW IN MULTI-STAGE SWITCH
Publication number
20130265876
Publication date
Oct 10, 2013
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jong-Tae SONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
INTEGRATED ACCESS APPARATUS FOR ALL-IP CONVERGED NETWORK
Publication number
20120230269
Publication date
Sep 13, 2012
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Noik PARK
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
APPARATUS AND METHOD FOR SELECTING AP IN CONSIDERATION OF NETWORK P...
Publication number
20120002560
Publication date
Jan 5, 2012
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Jongtae SONG
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM AND METHOD FOR TRANSPORTING PACKET IN REAL TIME
Publication number
20110134777
Publication date
Jun 9, 2011
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Heuk Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND SYSTEM FOR PROVIDING SOURCE SPECIFIC MULTICAST SERVICE O...
Publication number
20100135298
Publication date
Jun 3, 2010
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Heuk PARK
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR AND METHOD OF PROVIDING IPTV SERVICE IN NEXT GENERATION...
Publication number
20100046513
Publication date
Feb 25, 2010
Heuk Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR BLOCKING FORGED MULTICAST PACKETS
Publication number
20100020796
Publication date
Jan 28, 2010
Heuk Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ACOUSTO-OPTIC FILTER AND OPTICAL CDMA SYSTEM USING THE SAME
Publication number
20090196614
Publication date
Aug 6, 2009
Bong Kyu Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD AND APPARATUS FOR PROVIDING PERSONALIZED ADVERTISEMENTS IN I...
Publication number
20090150929
Publication date
Jun 11, 2009
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Heuk Park
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
METHOD AND APPARATUS FOR PROVIDING VIDEO-ON-DEMAND SERVICE BASED ON...
Publication number
20090150945
Publication date
Jun 11, 2009
Electronics & Telecommunications
Heuk Park
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
OPTICAL COMMUNICATION SYSTEM AND METHOD USING MANCHESTER ENCODED SI...
Publication number
20090116848
Publication date
May 7, 2009
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
Bong-Kyu Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Encoder/decoder for OCDMA and method thereof
Publication number
20070133991
Publication date
Jun 14, 2007
Electronics and Telecommunications Research Institute.
Won Kyoung Lee
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Acousto-optic filter and optical CDMA system using the same
Publication number
20070110443
Publication date
May 17, 2007
Electronics and Telecommunications Research Institute.
Bong Kyu Kim
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Apparatus and method for reducing signal noise and OCDMA receiver a...
Publication number
20070097854
Publication date
May 3, 2007
Hwan Seok Chung
H04 - ELECTRIC COMMUNICATION TECHNIQUE