| Patent | Date |
|---|
Silicon Photonics-based Photodetector
App 20220308285 - SEO; Dongjun ; et al. | 2022-09-29 |
Silicon photonics-based optical transmission apparatus
Grant 11,429,006 - Yoo , et al. August 30, 2 | 2022-08-30 |
Optical coupling method and apparatus
Grant 11,409,047 - Yoo , et al. August 9, 2 | 2022-08-09 |
Silicon Photonics-based Optical Transmission Apparatus
App 20220137477 - YOO; Sanghwa ; et al. | 2022-05-05 |
Terahertz Signal Generation Apparatus And Terahertz Signal Generation Method Using The Same
App 20220113606 - LEE; Won Kyoung ; et al. | 2022-04-14 |
Electronic-photonic Integrated Circuit Based On Silicon Photonics Technology
App 20220091332 - YOO; Sanghwa ; et al. | 2022-03-24 |
Secure Communication Method And Device Performing The Same
App 20210258778 - KIM; Joonyoung ; et al. | 2021-08-19 |
Optical Coupling Method And Apparatus
App 20210141157 - YOO; Sanghwa ; et al. | 2021-05-13 |
Optical network system using wavelength channels included in O-band
Grant 10,476,625 - Lee , et al. Nov | 2019-11-12 |
Bidirectional optical element
Grant 10,003,427 - Park , et al. June 19, 2 | 2018-06-19 |
Optical Network System Using Wavelength Channels Included In O-band
App 20180123723 - LEE; Han Hyub ; et al. | 2018-05-03 |
Flexible printed circuit board for optical module
Grant 9,900,991 - Kang , et al. February 20, 2 | 2018-02-20 |
Phase error compensating apparatus
Grant 9,804,327 - Park , et al. October 31, 2 | 2017-10-31 |
Phase Error Compensating Apparatus
App 20170293076 - PARK; Heuk ; et al. | 2017-10-12 |
Arrayed waveguide grating device and method for manufacturing the same
Grant 9,720,170 - Park , et al. August 1, 2 | 2017-08-01 |
Flexible Printed Circuit Board For Optical Module
App 20170086300 - KANG; Sae Kyoung ; et al. | 2017-03-23 |
Arrayed Waveguide Grating Device And Method For Manufacturing The Same
App 20160282556 - PARK; Heuk ; et al. | 2016-09-29 |
Apparatus For Monitoring Optical Signal
App 20160216446 - KANG; Sae Kyoung ; et al. | 2016-07-28 |
Tunable optical network unit for multi-wavelength passive optical network system and operating method thereof
Grant 9,397,778 - Lee , et al. July 19, 2 | 2016-07-19 |
Tunable Optical Network Unit For Multi-wavelength Passive Optical Network System And Operating Method Thereof
App 20160020868 - LEE; Jie Hyun ; et al. | 2016-01-21 |
Software-defined Networking Method
App 20150215914 - CHO; Seung Hyun ; et al. | 2015-07-30 |
Apparatus And Method For Controlling Packet Flow In Multi-stage Switch
App 20130265876 - SONG; Jong-Tae ; et al. | 2013-10-10 |
Method and apparatus for blocking forged multicast packets
Grant 8,270,406 - Park , et al. September 18, 2 | 2012-09-18 |
Integrated Access Apparatus For All-ip Converged Network
App 20120230269 - PARK; Noik ; et al. | 2012-09-13 |
Apparatus And Method For Selecting Ap In Consideration Of Network Performance
App 20120002560 - SONG; Jongtae ; et al. | 2012-01-05 |
Method and apparatus for providing personalized advertisements in internet protocol TV (IPTV) system
Grant 8,010,978 - Park , et al. August 30, 2 | 2011-08-30 |
System And Method For Transporting Packet In Real Time
App 20110134777 - Park; Heuk | 2011-06-09 |
Acousto-optic filter and optical CDMA system using the same
Grant 7,755,073 - Kim , et al. July 13, 2 | 2010-07-13 |
Method And System For Providing Source Specific Multicast Service On Ethernet Network
App 20100135298 - PARK; Heuk ; et al. | 2010-06-03 |
System For And Method Of Providing Iptv Service In Next Generation Network
App 20100046513 - Park; Heuk ; et al. | 2010-02-25 |
Method And Apparatus For Blocking Forged Multicast Packets
App 20100020796 - Park; Heuk ; et al. | 2010-01-28 |
Acousto-optic Filter And Optical Cdma System Using The Same
App 20090196614 - Kim; Bong Kyu ; et al. | 2009-08-06 |
Method And Apparatus For Providing Personalized Advertisements In Internet Protocol Tv (iptv) System
App 20090150929 - Park; Heuk ; et al. | 2009-06-11 |
Method And Apparatus For Providing Video-on-demand Service Based On Internet Protocol (ip) Multimedia Subsystem
App 20090150945 - Park; Heuk ; et al. | 2009-06-11 |
Optical Communication System And Method Using Manchester Encoded Signal Remodulation
App 20090116848 - Kim; Bong-Kyu ; et al. | 2009-05-07 |
Apparatus and method for reducing signal noise and OCDMA receiver and method
Grant 7,356,220 - Chung , et al. April 8, 2 | 2008-04-08 |
Dispersion-shifted fiber for optical parametric amplifier
Grant 7,242,834 - Lee , et al. July 10, 2 | 2007-07-10 |
Encoder/decoder for OCDMA and method thereof
App 20070133991 - Lee; Won Kyoung ; et al. | 2007-06-14 |
Raman amplifier and raman pumping method
Grant 7,230,958 - Chang , et al. June 12, 2 | 2007-06-12 |
Acousto-optic filter and optical CDMA system using the same
App 20070110443 - Kim; Bong Kyu ; et al. | 2007-05-17 |
Apparatus and method for reducing signal noise and OCDMA receiver and method
App 20070097854 - Chung; Hwan Seok ; et al. | 2007-05-03 |
Apparatus and method for generating optical carrier for microwave and millimeterwave photonics system
Grant 7,142,570 - Lee , et al. November 28, 2 | 2006-11-28 |
Erbium doped fiber amplifier for reducing transient phenomena of OSNR and BER in dynamic WDM system and amplifying method thereof
Grant 7,133,196 - Lee , et al. November 7, 2 | 2006-11-07 |
Optical add/drop multiplexer
App 20060098983 - Han; Jin Soo ; et al. | 2006-05-11 |
Apparatus and method for generating optical carrier for microwave and millimeterwave photonics system
App 20050141582 - Lee, Sang-Soo ; et al. | 2005-06-30 |
Raman amplifier and raman pumping method
App 20050122570 - Chang, Sun Hyok ; et al. | 2005-06-09 |
Dispersion-shifted fiber for optical parametric amplifier
App 20050111802 - Lee, Won Kyoung ; et al. | 2005-05-26 |
Optical fiber amplifier
App 20050078354 - Chang, Sun-Hyok ; et al. | 2005-04-14 |
Organic micro-cavity laser
Grant 6,498,802 - Chu , et al. December 24, 2 | 2002-12-24 |
Bi-directional optical add/drop multiplexer
App 20020067526 - Park, Heuk ; et al. | 2002-06-06 |
Bias voltage stabilizing method for electricity-optical modulator based on off-level sampling
Grant 6,317,247 - Yang , et al. November 13, 2 | 2001-11-13 |
Organic light emitting diode having thin insulating layer
Grant 5,949,089 - Kim , et al. September 7, 1 | 1999-09-07 |
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