Patent | Date |
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Apparatus and method for adjusting optical axis for optical wireless communication in free space Grant 11,454,770 - Heo , et al. September 27, 2 | 2022-09-27 |
Adaptive Deep Learning Inference Apparatus And Method In Mobile Edge Computing App 20220150129 - KIM; Ryang Soo ;   et al. | 2022-05-12 |
System And Method For Digital Holographic Imaging App 20210208535 - MIN; Gi Hyeon ;   et al. | 2021-07-08 |
Apparatus And Method For Adjusting Optical Axis For Optical Wireless Communication In Free Space App 20210063656 - HEO; Young Soon ;   et al. | 2021-03-04 |
Multi-channel receiver optical sub assembly module for fiber Bragg grating sensor Grant 10,884,186 - Kim , et al. January 5, 2 | 2021-01-05 |
Bi-directional wireless optical communication apparatus and method thereof Grant 10,833,763 - Kang , et al. November 10, 2 | 2020-11-10 |
Multi-channel Receiver Optical Sub Assembly Module For Fiber Bragg Grating Sensor App 20200310029 - KIM; Hyun Jin ;   et al. | 2020-10-01 |
Bi-directional Wireless Optical Communication Apparatus And Method Thereof App 20200186247 - KANG; Hyun Seo ;   et al. | 2020-06-11 |
Spectroscopic device Grant 10,648,860 - Kang , et al. | 2020-05-12 |
Endoscopic apparatus for thermal distribution monitoring Grant 10,591,714 - Kim , et al. | 2020-03-17 |
Multi-channel optical subassembly structure comprising an alignment jig and method of packaging the structure Grant 10,338,326 - Kim , et al. | 2019-07-02 |
Variable Optical Attenuator App 20190146296 - YEO; CHAN IL ;   et al. | 2019-05-16 |
Spectroscopic Device App 20190128733 - KANG; Hyun Seo ;   et al. | 2019-05-02 |
Optical Device Using Liquid Crystal Tunable Wavelength Filter App 20190090726 - PARK; Hyoungjun ;   et al. | 2019-03-28 |
Multi-wavelength transmission apparatus using cylindrical lenses Grant 10,209,443 - Kang , et al. Feb | 2019-02-19 |
Method and apparatus for setting quiet window in passive optical network system Grant 10,205,524 - Kim , et al. Feb | 2019-02-12 |
Optical Combiner And Manufacturing Method For The Same App 20180299621 - YEO; CHAN IL ;   et al. | 2018-10-18 |
Device And Method For Integrated Optical Measurement App 20180252579 - KANG; Hyun Seo ;   et al. | 2018-09-06 |
Multi-channel optical subassembly and method of manufacturing the same Grant 10,018,791 - Heo , et al. July 10, 2 | 2018-07-10 |
Multi-wavelength Transmission Apparatus Using Cylindrical Lenses App 20180128978 - KANG; Hyun Seo ;   et al. | 2018-05-10 |
Multi-channel Optical Subassembly Structure And Method Of Packaging The Structure App 20180100978 - KIM; Jeong Eun ;   et al. | 2018-04-12 |
Polarimetric-analysis-type Dual Liquid Crystal Wavelength Filter Module App 20180088378 - PARK; Hyoung Jun ;   et al. | 2018-03-29 |
Multi-channel Optical Subassembly And Method Of Manufacturing The Same App 20180081131 - HEO; Young Soon ;   et al. | 2018-03-22 |
Endoscopic Apparatus For Thermal Distribution Monitoring App 20180067299 - KIM; Keo Sik ;   et al. | 2018-03-08 |
Handheld device and method for measuring quality of optical link Grant 9,883,335 - Kim , et al. January 30, 2 | 2018-01-30 |
Method and apparatus for selecting wavelength in hybrid passive optical network system Grant 9,860,011 - Kim , et al. January 2, 2 | 2018-01-02 |
Method and system for determining and controlling power of optical transmitter of optical network unit for time and wavelength division multiplexing passive optical network Grant 9,825,710 - Yoo , et al. November 21, 2 | 2017-11-21 |
Method And Apparatus For Setting Quiet Window In Passive Optical Network System App 20170279527 - KIM; Geun Yong ;   et al. | 2017-09-28 |
Apparatus and method for recognizing optical connector connection Grant 9,774,404 - Kim , et al. September 26, 2 | 2017-09-26 |
Smart remote node optical network unit and operation method thereof Grant 9,755,736 - Kim , et al. September 5, 2 | 2017-09-05 |
Smart Label And Optical Network Management Apparatus Using The Same App 20170244488 - KIM; Jae In ;   et al. | 2017-08-24 |
Method And System For Determining And Controlling Power Of Optical Transmitter Of Optical Network Unit For Time And Wavelength Division Multiplexing Passive Optical Network App 20170111119 - YOO; Hark ;   et al. | 2017-04-20 |
Fast protection switching method for passive optical network Grant 9,614,612 - Kim , et al. April 4, 2 | 2017-04-04 |
Method of controlling optical network unit (ONU) in sleep mode Grant 9,609,403 - Kim , et al. March 28, 2 | 2017-03-28 |
Apparatus and method for detecting optical line fault in passive optical network Grant 9,553,665 - Kim , et al. January 24, 2 | 2017-01-24 |
Method and system for determining and controlling power of optical transmitter of optical network unit for time and wavelength division multiplexing passive optical network Grant 9,553,692 - Yoo , et al. January 24, 2 | 2017-01-24 |
Method And Apparatus For Selecting Wavelength In Hybrid Passive Optical Network System App 20160373207 - KIM; Geun Yong ;   et al. | 2016-12-22 |
Handheld Device And Method For Measuring Quality Of Optical Link App 20160344475 - KIM; Sung-Chang ;   et al. | 2016-11-24 |
Method And Apparatus For Testing Optical Fiber In Optical Distribution Network App 20160277100 - YOO; Yongseok ;   et al. | 2016-09-22 |
Smart Remote Node Optical Network Unit And Operation Method Thereof App 20160277102 - KIM; Jae In ;   et al. | 2016-09-22 |
Apparatus And Method For Recognizing Optical Connector Connection App 20160277122 - KIM; Geun Yong ;   et al. | 2016-09-22 |
Method For Power Saving In Optical Access Network By Using Synchronized Sleep Cycle App 20160020913 - KIM; Sung Chang ;   et al. | 2016-01-21 |
Wavelength selection and configuration method for multi-wavelength optical communication system Grant 9,197,353 - Lee , et al. November 24, 2 | 2015-11-24 |
Optical network system and method for controlling optical network system Grant 9,184,844 - Lee , et al. November 10, 2 | 2015-11-10 |
Optical line terminal and optical network unit for supporting sleep mode thereof Grant 9,184,851 - Kim , et al. November 10, 2 | 2015-11-10 |
Method And System For Determining And Controlling Power Of Optical Transmitter Of Optical Network Unit For Time And Wavelength Division Multiplexing Passive Optical Network App 20150318928 - YOO; Hark ;   et al. | 2015-11-05 |
Passive optical network (PON)-based system and method for providing handover among optical network terminals (ONTs) Grant 9,178,619 - Lee , et al. November 3, 2 | 2015-11-03 |
Fast Protection Switching Method For Passive Optical Network App 20150244454 - KIM; Geun Yong ;   et al. | 2015-08-27 |
Apparatus And Method For Detecting Optical Line Fault In Passive Optical Network App 20150229389 - KIM; Sung-Chang ;   et al. | 2015-08-13 |
Optical line terminal of passive optical network, and method for controlling upstream band using the same Grant 9,088,382 - Yoo , et al. July 21, 2 | 2015-07-21 |
Method Of Controlling Optical Network Unit (onu) In Sleep Mode App 20150104174 - KIM; Geun Yong ;   et al. | 2015-04-16 |
Apparatus and method for monitoring optical line Grant 9,002,199 - Lee , et al. April 7, 2 | 2015-04-07 |
Method and apparatus for burst mode clock and data recovery Grant 9,002,212 - Lee , et al. April 7, 2 | 2015-04-07 |
Optical line terminal and method of registering optical network terminal thereof Grant 8,983,295 - Yoo , et al. March 17, 2 | 2015-03-17 |
Apparatus and method for managing dynamic bandwidth allocation to support low-power mode in passive optical network (PON) Grant 8,938,167 - Yoo , et al. January 20, 2 | 2015-01-20 |
Optical subscriber network Grant 8,934,781 - Kim , et al. January 13, 2 | 2015-01-13 |
Optical network unit and method of saving power thereof Grant 8,842,999 - Kim , et al. September 23, 2 | 2014-09-23 |
Optical Line Terminal Of Passive Optical Network, And Method For Controlling Upstream Band Using The Same App 20140270768 - YOO; Hark ;   et al. | 2014-09-18 |
Wavelength Selection And Configuration Method For Multi-wavelength Optical Communication System App 20140270779 - LEE; Dong-Soo ;   et al. | 2014-09-18 |
Detecting rogue ONU, OLT and PON system Grant 8,768,163 - Kim , et al. July 1, 2 | 2014-07-01 |
Optical Line Terminal And Method Of Registering Optical Network Terminal Thereof App 20140178072 - YOO; Hark ;   et al. | 2014-06-26 |
Optical Line Terminal And Optical Network Unit For Supporting Sleep Mode Thereof App 20140133843 - KIM; Geun Yong ;   et al. | 2014-05-15 |
Method And Apparatus For Updating Terminal Software App 20140059531 - LEE; Young Suk ;   et al. | 2014-02-27 |
Apparatus and method for allocating dynamic bandwidth Grant 8,639,117 - Yoo , et al. January 28, 2 | 2014-01-28 |
Optical repeater and optical signal amplifying method thereof Grant 8,630,550 - Lee , et al. January 14, 2 | 2014-01-14 |
Method for transmitting OAM message and processing error in PON system Grant 08619590 - | 2013-12-31 |
Method for transmitting OAM message and processing error in PON system Grant 8,619,590 - Lee , et al. December 31, 2 | 2013-12-31 |
Optical network terminal, method for time syncronization thereof, optical line terminal, and method for managing network thereof Grant 8,542,995 - Kim September 24, 2 | 2013-09-24 |
Optical Network System And Method For Controlling Optical Network System App 20130188953 - LEE; Mun Seob ;   et al. | 2013-07-25 |
Apparatus And Method For Monitoring Optical Line App 20130188947 - LEE; Mun Seob ;   et al. | 2013-07-25 |
Low Power Optical Network Terminal And Method Of Operating Low Power Optical Network Terminal App 20130156426 - KIM; Geun Yong ;   et al. | 2013-06-20 |
Apparatus And Method For Managing Dynamic Bandwidth Allocation To Support Low-power Mode In Passive Optical Network (pon) App 20130071111 - Yoo; Hark ;   et al. | 2013-03-21 |
Apparatus and method for efficient bandwidth allocation on time division multiple access-based passive optical network (TDMA-PON) Grant 8,351,436 - Yoon , et al. January 8, 2 | 2013-01-08 |
Method of saving power in optical access network Grant 8,346,082 - Yoon , et al. January 1, 2 | 2013-01-01 |
Method and apparatus for filtering multicast port identifier in gigabit-capable passive optical network (GPON) system Grant 8,335,217 - Kim , et al. December 18, 2 | 2012-12-18 |
Passive Optical Network (pon)-based System And Method For Providing Handover Among Optical Network Terminals (onts) App 20120315046 - LEE; Young Suk ;   et al. | 2012-12-13 |
Optical Repeater And Optical Signal Amplifying Method Thereof App 20120163830 - LEE; Mun Seob ;   et al. | 2012-06-28 |
Method for Transmitting OAM Message and Processing Error in PON System App 20120163799 - LEE; Young Suk ;   et al. | 2012-06-28 |
Detecting Rogue Onu, Olt And Pon System App 20120163808 - KIM; Geun Yong ;   et al. | 2012-06-28 |
Optical Line Terminal Device And Optical Network Device App 20120163806 - YOO; HARK ;   et al. | 2012-06-28 |
Passive Optical Network Apparatus For Transmitting Optical Signal App 20120163818 - LEE; Dong Soo ;   et al. | 2012-06-28 |
Optical Network Unit And Method Of Saving Power Thereof App 20120163805 - KIM; Sung Chang ;   et al. | 2012-06-28 |
Automatic optical power control method for OLT in PON Grant 8,139,937 - Kim , et al. March 20, 2 | 2012-03-20 |
Optical Subscriber Network App 20120045210 - KIM; Sung Chang ;   et al. | 2012-02-23 |
Method And Apparatus For Burst Mode Clock And Data Recovery App 20120045214 - LEE; Mun Seob ;   et al. | 2012-02-23 |
Dynamic bandwidth allocation device for an optical network and method thereof Grant 8,081,661 - Yoo , et al. December 20, 2 | 2011-12-20 |
Apparatus And Method For Allocating Dynamic Bandwidth App 20110129223 - Yoo; Hark ;   et al. | 2011-06-02 |
Optical Network Terminal, Method For Time Syncronization Thereof, Optical Line Terminal, And Method For Managing Network Thereof App 20110129218 - Kim; Sung Chang | 2011-06-02 |
Method And Apparatus For Filtering Multicast Port Identifier In Gigabit-capable Passive Optical Network (gpon) System App 20110103382 - KIM; Geun Yong ;   et al. | 2011-05-05 |
Method And Apparatus For Simultaneously Updating Software Installed In Terminals In Communication System App 20110099545 - LEE; Youngsuk ;   et al. | 2011-04-28 |
Optical Network Unit (onu) And Method Of Operating The Onu App 20110058810 - LEE; Mun Seob ;   et al. | 2011-03-10 |
Method Of Saving Power In Optical Access Network App 20100260497 - Yoon; Bin-Yeong ;   et al. | 2010-10-14 |
Apparatus And Method For Efficient Bandwidth Allocation On Time Division Multiple Access-based Passive Optical Network (tdma-pon) App 20100221006 - Yoon; Bin-yeong ;   et al. | 2010-09-02 |
Automatic Optical Power Control Method For Olt In Pon App 20100008667 - Kim; Sung-Chang ;   et al. | 2010-01-14 |
Dynamic Bandwidth Allocation Device For An Optical Network And Method Thereof App 20100008379 - Yoo; Hark ;   et al. | 2010-01-14 |