Patent | Date |
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Radio frequency transceiver Grant RE48,618 - Park , et al. June 29, 2 | 2021-06-29 |
Apparatus, system and method for controlling radio resources Grant 9,526,107 - Park , et al. December 20, 2 | 2016-12-20 |
Method of providing proximity service communication between terminals supporting proximity service communications Grant 9,504,074 - Park , et al. November 22, 2 | 2016-11-22 |
System and method for single radio handover Grant 9,307,470 - Chan , et al. April 5, 2 | 2016-04-05 |
Apparatus, System And Method For Controlling Radio Resources App 20150124715 - PARK; Hyunho ;   et al. | 2015-05-07 |
Method Of Providing Proximity Service Communication Between Terminals Supporting Proximity Service Communications App 20140273850 - PARK; Hyunho ;   et al. | 2014-09-18 |
Method of selecting target network for hand-over and method thereof Grant 8,730,908 - Jee , et al. May 20, 2 | 2014-05-20 |
System and Method for Single Radio Handover App 20140016613 - Chan; Hinghung Anthony ;   et al. | 2014-01-16 |
Fast handover method using candidate CoAs Grant 8,089,931 - Jee , et al. January 3, 2 | 2012-01-03 |
Apparatus and method for improving symbol error rate performance of M-ary phase shift keying system having quadrature error Grant 7,844,011 - Park , et al. November 30, 2 | 2010-11-30 |
Method for measuring characteristics of path between nodes by using active testing packets based on priority Grant 7,817,568 - Paik , et al. October 19, 2 | 2010-10-19 |
METHODS FOR SUPPORTING IPv6 USING BRIDGE EXTENSION IN WIRELESS COMMUNICATION SYSTEM App 20100232306 - Jeon; Hong-Seok ;   et al. | 2010-09-16 |
Apparatus and method for preventing loss of baggage using RFID Grant 7,777,629 - Lee , et al. August 17, 2 | 2010-08-17 |
Apparatus and method of deciding received symbol in M-PSK system Grant 7,756,001 - Park , et al. July 13, 2 | 2010-07-13 |
Optical fiber having bragg grating and method of manufacturing the same Grant 7,704,682 - Cho , et al. April 27, 2 | 2010-04-27 |
Data transmission system and method in EPON, and recording medium storing program of the same Grant 7,633,866 - Han , et al. December 15, 2 | 2009-12-15 |
Handover method Grant 7,630,340 - Jung , et al. December 8, 2 | 2009-12-08 |
Shared LAN emulation method and apparatus having VLAN recognition and LLID management functions on EPON Grant 7,613,187 - Choi , et al. November 3, 2 | 2009-11-03 |
Digital broadcast system in passive optical network Grant 7,610,608 - Kim , et al. October 27, 2 | 2009-10-27 |
WDM-PON system with optical wavelength alignment function Grant 7,599,411 - Kim , et al. October 6, 2 | 2009-10-06 |
Ethernet switch, and apparatus and method for expanding port Grant 7,599,353 - Kim , et al. October 6, 2 | 2009-10-06 |
Method of controlling FEC in EPON Grant 7,600,171 - Lee , et al. October 6, 2 | 2009-10-06 |
Optical communication node system, all-optical packet routing system, and all-optical packet routing method and all-optical packet routing network using the node and routing systems Grant 7,590,359 - Kim , et al. September 15, 2 | 2009-09-15 |
Method Of Selecting Target Network For Hand-over And Method Thereof App 20090219894 - Jee; Junghoon ;   et al. | 2009-09-03 |
Apparatus for FEC supporting transmission of variable-length frames in TDMA system and method of using the same Grant 7,581,155 - Lee , et al. August 25, 2 | 2009-08-25 |
Radio frequency transceiver Grant 7,542,731 - Park , et al. June 2, 2 | 2009-06-02 |
Burst mode optical receiver for maintaining constant signal amplitude Grant 7,539,424 - Kang , et al. May 26, 2 | 2009-05-26 |
Optical network terminal and wavelength division multiplexing based optical network having the same Grant 7,539,416 - Kim , et al. May 26, 2 | 2009-05-26 |
UWB-based wireless bridge Grant 7,515,606 - Kim , et al. April 7, 2 | 2009-04-07 |
Optical communication apparatus by using subcarrier multiple access and method thereof Grant 7,515,830 - Jang , et al. April 7, 2 | 2009-04-07 |
Apparatus and method for supporting quality of service in Ethernet passive optical network system Grant 7,483,632 - Sung , et al. January 27, 2 | 2009-01-27 |
Method for supporting multicast service in ethernet passive optical network system Grant 7,480,295 - Sung , et al. January 20, 2 | 2009-01-20 |
WDM-PON system based on wavelength-tunable external cavity laser light source Grant 7,471,899 - Kim , et al. December 30, 2 | 2008-12-30 |
Packet Forwarding Method, Path Reconstrucitng Method and State Transition Method For Avoiding Packet Loss During Handover App 20080273499 - Jeon; Hong Seok ;   et al. | 2008-11-06 |
Method of controlling upstream data transmission in ethernet PON and apparatus thereof Grant 7,443,861 - Lee , et al. October 28, 2 | 2008-10-28 |
Resource allocation method for providing load balancing and fairness for dual ring Grant 7,436,852 - Nam , et al. October 14, 2 | 2008-10-14 |
System for providing dynamic service using optical sub-carrier multiplexing type multi-channel access and method of controlling the same Grant 7,437,073 - Kim , et al. October 14, 2 | 2008-10-14 |
Apparatus and Method for Preventing Loss of Baggage Using Rfid App 20080204242 - Lee; Jun Seob ;   et al. | 2008-08-28 |
Method for generating nodes in multiway search tree and search method using the same Grant 7,403,494 - Lee , et al. July 22, 2 | 2008-07-22 |
10-gigabit Ethernet line interface apparatus and method of controlling the same Grant 7,394,825 - Kim , et al. July 1, 2 | 2008-07-01 |
Method for providing IP multicast service using virtual LAN Grant 7,391,767 - Lee , et al. June 24, 2 | 2008-06-24 |
Node system, dual ring communication system using node system, and communication method thereof Grant 7,382,726 - Lee , et al. June 3, 2 | 2008-06-03 |
Communication apparatus in Ethernet passive optical network Grant 7,379,676 - Kang , et al. May 27, 2 | 2008-05-27 |
Communication node system, control node system, and communication system using node systems in ethernet-passive optical network Grant 7,372,854 - Kang , et al. May 13, 2 | 2008-05-13 |
Burst mode optical receiver considering characteristic of extinction ratio of received optical signal Grant 7,369,781 - Seo , et al. May 6, 2 | 2008-05-06 |
Bandwidth allocation device and dynamic bandwidth allocation method based on class of service in Ethernet Passive Optical Network Grant 7,362,975 - Choi , et al. April 22, 2 | 2008-04-22 |
Apparatus for transceiving packets in WDM-PON Grant 7,330,438 - Kim , et al. February 12, 2 | 2008-02-12 |
Admission control method in internet differentiated service network Grant 7,327,681 - Rhee , et al. February 5, 2 | 2008-02-05 |
WDM-PON system with optical wavelength alignment function Grant 7,327,771 - Kim , et al. February 5, 2 | 2008-02-05 |
WDM-PON system with optical wavelength alignment function App 20080008473 - Kim; Byoung Whi ;   et al. | 2008-01-10 |
Dual mode decoder Grant 7,313,751 - Kang , et al. December 25, 2 | 2007-12-25 |
Optical CDMA transmitting apparatus and method for transmitting bipolar data Grant 7,308,199 - Kim , et al. December 11, 2 | 2007-12-11 |
Method and apparatus for determining communication path over network by using spanning tree and circuit detection Grant 7,301,912 - Hong , et al. November 27, 2 | 2007-11-27 |
Apparatus for executing multi-point control protocol in Ethernet passive optical network Grant 7,301,970 - Kim , et al. November 27, 2 | 2007-11-27 |
MB810 encoder/decoder, dual mode encoder/decoder, and MB810 code generating method Grant 7,290,202 - Kang , et al. October 30, 2 | 2007-10-30 |
Apparatus, method and storage medium for carrying out deskew among multiple lanes for use in division transmission of large-capacity data Grant 7,287,176 - Kim , et al. October 23, 2 | 2007-10-23 |
Method and apparatus for processing ethernet data frame in media access control (MAC) sublayer of ethernet passive optical network (PON) Grant 7,274,695 - Kim , et al. September 25, 2 | 2007-09-25 |
Router providing differentiated quality of service (QoS) and fast internet protocol packet classifying method for the router Grant 7,274,700 - Jin , et al. September 25, 2 | 2007-09-25 |
Ethernet switching apparatus and method using frame multiplexing and demultiplexing Grant 7,260,120 - Kang , et al. August 21, 2 | 2007-08-21 |
Fast handover method using candidate CoAs App 20070147300 - Jee; Jung Hoon ;   et al. | 2007-06-28 |
Method and apparatus for multiplexing and demultiplexing variable-length packets Grant 7,230,957 - Kang , et al. June 12, 2 | 2007-06-12 |
Apparatus and method of deciding received symbol in M-PSK system App 20070127601 - Park; Jin A. ;   et al. | 2007-06-07 |
Apparatus and method for improving symbol error rate performance of M-ary phase shift keying system having quadrature error App 20070110189 - Park; Seung Keun ;   et al. | 2007-05-17 |
Communication method between IPv6 mobile node and IPv4-based node using DSTM in MIPv6 environment App 20070088853 - Lee; Sang Do ;   et al. | 2007-04-19 |
Apparatus and method for 8B/10B code-group validity check Grant 7,205,911 - Kim , et al. April 17, 2 | 2007-04-17 |
CRC verification apparatus with constant delay and method thereof Grant 7,194,672 - Kim , et al. March 20, 2 | 2007-03-20 |
Apparatus for managing Ethernet physical layer registers using external bus interface and method thereof Grant 7,185,134 - Kim , et al. February 27, 2 | 2007-02-27 |
Method and apparatus for assigning IP address using agent in zero configuration network Grant 7,117,258 - Lee , et al. October 3, 2 | 2006-10-03 |
Handover method App 20060029020 - Jung; Hee-Young ;   et al. | 2006-02-09 |
Dual mode decoder App 20060012496 - Kang; Sungsoo ;   et al. | 2006-01-19 |
Device for adding and dropping optical signals Grant 6,952,506 - Cho , et al. October 4, 2 | 2005-10-04 |
Memory allocation method using multi-level partition Grant 6,931,507 - Kim , et al. August 16, 2 | 2005-08-16 |
Serial bus type configuration recognition and alarm apparatus Grant 6,922,143 - Jung , et al. July 26, 2 | 2005-07-26 |
Internet protocol tuner for classifying internet packets into broadcasting packets and communication packets and method therefor App 20050152296 - Lee, Sangjae ;   et al. | 2005-07-14 |
Apparatus for FEC supporting transmission of variable-length frames in TDMA system and method of using the same App 20050149821 - Lee, Hoon ;   et al. | 2005-07-07 |
Method of controlling FEC in EPON App 20050149822 - Lee, Hoon ;   et al. | 2005-07-07 |
UWB-based wireless bridge App 20050141553 - Kim, Jong-Won ;   et al. | 2005-06-30 |
Method for supporting multicast service in ethernet passive optical network system App 20050135365 - Sung, Jung Sik ;   et al. | 2005-06-23 |
Multiple shared LAN emulation method in EPON based on group ID App 20050129030 - Choi, Su Il ;   et al. | 2005-06-16 |
Apparatus for providing broadcasting service through overlay structure in WDM-PON App 20050129404 - Kim, Byoung Whi ;   et al. | 2005-06-16 |
WDM-PON system with optical wavelength alignment function App 20050129402 - Kim, Byoung Whi ;   et al. | 2005-06-16 |
Apparatus for transceiving packets in WDM-PON App 20050129401 - Kim, Byoung Whi ;   et al. | 2005-06-16 |
WDM-PON system based on wavelength-tunable external cavity laser light source App 20050123300 - Kim, Byoung Whi ;   et al. | 2005-06-09 |
Optical network terminal and wavelength division multiplexing based optical network having the same App 20050123298 - Kim, Byoung Whi ;   et al. | 2005-06-09 |
Method for expanding address for Internet protocol version 4 in Internet edge router Grant 6,901,508 - Park , et al. May 31, 2 | 2005-05-31 |
Optical network unit and method for servicing ethernet-based digital broadcasting App 20050094660 - Lee, Sang Woo ;   et al. | 2005-05-05 |
Optical fiber having Bragg grating and method of manufacturing the same App 20050095511 - Cho, Seung-Hyun ;   et al. | 2005-05-05 |
Shared LAN emulation method and apparatus having VLAN recognition and LLID management functions on EPON App 20050083950 - Choi, Su Il ;   et al. | 2005-04-21 |
Apparatus and method for supporting quality of service in Ethernet passive optical network system App 20050074238 - Sung, Jung Sik ;   et al. | 2005-04-07 |
Method for measuring characteristics of path between nodes by using active testing packets based on priority App 20050073961 - Paik, Euihyun ;   et al. | 2005-04-07 |
Broadcasting and communication combining system based on Ethernet and method thereof App 20050068914 - Lee, Kang-Bok ;   et al. | 2005-03-31 |
Optical communication apparatus by using subcarrier multiple access and method thereof App 20050069332 - Jang, Seung-Hyun ;   et al. | 2005-03-31 |
Ring selection method for dual ring network App 20050030961 - Lee, Kang-Bok ;   et al. | 2005-02-10 |
MB810 encoder/decoder, dual mode encoder/decoder, and MB810 code generating method App 20050012646 - Kang, Sungsoo ;   et al. | 2005-01-20 |
Radio frequency transceiver App 20050014466 - Park, Bong-Hyuk ;   et al. | 2005-01-20 |
Ethernet switch, and apparatus and method for expanding port App 20050002390 - Kim, Chan ;   et al. | 2005-01-06 |
Ethernet passive optical network system, and optical network terminal and optical line terminal provided in the same App 20040264961 - Nam, Hong Soon ;   et al. | 2004-12-30 |
Device for adding and dropping optical signals App 20040234196 - Cho, Seung-Hyun ;   et al. | 2004-11-25 |
Burst mode optical receiver App 20040190912 - Seo, Ja Won ;   et al. | 2004-09-30 |
Apparatus for compensating for characteristics of laser diode and optical transmitter including the apparatus App 20040190569 - Kang, Ho Yong ;   et al. | 2004-09-30 |
Burst mode optical receiver considering characteristic of extinction ratio of received optical signal App 20040190913 - Seo, Ja Won ;   et al. | 2004-09-30 |
Burst mode optical receiver App 20040190914 - Kang, Ho Yong ;   et al. | 2004-09-30 |
Bandwidth allocation device and dynamic bandwidth allocation method based on class of service in Ethernet Passive Optical Network App 20040146301 - Choi, Su Il ;   et al. | 2004-07-29 |
Data transmission system and method in EPON, and recording medium storing program of the same App 20040141745 - Han, Kyeong-Soo ;   et al. | 2004-07-22 |
Optical communication node system, all-optical packet routing system, and all-optical packet routing method and all-optical packet routing network using the node and routing systems App 20040131046 - Kim, Byoung-Whi ;   et al. | 2004-07-08 |
Digital broadcast system in passive optical network App 20040133920 - Kim, Yongtae ;   et al. | 2004-07-08 |
Method for optically copying packet App 20040126112 - Kim, Byoung Whi ;   et al. | 2004-07-01 |
Communication system for peer-to-peer communication between optical network units in Ethernet-based passive optical network and communication method thereof App 20040120315 - Han, Kyeong-Soo ;   et al. | 2004-06-24 |
Communication node system, control node system, and communication system using node systems in ethernet-passive optical network App 20040114592 - Kang, Ho-Yong ;   et al. | 2004-06-17 |
Communication apparatus in ethernet passive optical network App 20040109450 - Kang, Ho Yong ;   et al. | 2004-06-10 |
Apparatus for executing multi-point control protocol in Ethernet passive optical network App 20040109688 - Kim, Chan ;   et al. | 2004-06-10 |
10-Gigabit ethernet line interface apparatus and method of controlling the same App 20040109465 - Kim, Do Yeon ;   et al. | 2004-06-10 |
CRC verification apparatus with constant delay and method thereof App 20040111660 - Kim, Chan ;   et al. | 2004-06-10 |
Home gateway apparatus having in-home phone line switching function and embodiment method thereof App 20040107299 - Lee, Sang-Jae ;   et al. | 2004-06-03 |
Method and apparatus for processing ethernet data frame in media access control (MAC) sublayer of ethernet passive optical network (PON) App 20040100962 - Kim, Seung Hwan ;   et al. | 2004-05-27 |
Node system, dual ring communication system using node system, and communication method thereof App 20040100909 - Lee, Sang-Woo ;   et al. | 2004-05-27 |
System for providing dynamic service using optical sub-carrier multiplexing type multi-channel access and method of controlling the same App 20040101302 - Kim, Tae Yeon ;   et al. | 2004-05-27 |
Resource allocation method for providing load balancing and fairness for dual ring App 20040100984 - Nam, Hong Soon ;   et al. | 2004-05-27 |
Apparatus and method for 8B/10B code-group validity check App 20040103363 - Kim, Junghak ;   et al. | 2004-05-27 |
Apparatus for managing ethernet physical layer registers using external bus interface and method thereof App 20040103198 - Kim, Daeub ;   et al. | 2004-05-27 |
Method of controlling upstream data transmission in Ethernet PON and apparatus thereof App 20040095884 - Lee, Ho Sook ;   et al. | 2004-05-20 |
Ethernet switching apparatus and method using frame multiplexing and demultiplexing App 20040090995 - Kang, Sung Soo ;   et al. | 2004-05-13 |
Method and apparatus for determining communication path over network by using spanning tree and circuit detection App 20040090926 - Hong, Kang Woon ;   et al. | 2004-05-13 |
Optical CDMA transmitting apparatus and method for transmitting bipolar data App 20040081463 - Kim, Bong Kyu ;   et al. | 2004-04-29 |
Admission control method in Internet differentiated service network App 20040081092 - Rhee, Woo Seop ;   et al. | 2004-04-29 |
Method for providing IP multicast service using virtual LAN App 20040076162 - Lee, Jong-kuk ;   et al. | 2004-04-22 |
Dynamic routing method for multistage bus networks in distributed shared memory environment App 20040073699 - Hong, Kang Woon ;   et al. | 2004-04-15 |
Low cost implemented optical add/drop device App 20040042712 - Cho, Seung Hyun ;   et al. | 2004-03-04 |
Apparatus for providing QoS of VoIP traffic on IP router and forwarding method therefor App 20030227907 - Choi, Gil-Young ;   et al. | 2003-12-11 |
Serial bus type configuration recognition and alarm apparatus App 20030229732 - Jung, Eui Suk ;   et al. | 2003-12-11 |
Apparatus, method and storage medium for carrying out deskew among multiple lanes for use in division transmission of large-capacity data App 20030219040 - Kim, Dae Up ;   et al. | 2003-11-27 |
Router providing differentiated quality of service (QoS) and fast internet protocol packet classifying method for the router App 20030214948 - Jin, Seung-eui ;   et al. | 2003-11-20 |
Method and apparatus for multiplexing and demultiplexing variable-length packets App 20030214979 - Kang, Sung-Soo ;   et al. | 2003-11-20 |
Method and apparatus for assigning IP address using agent in zero configuration network App 20030212774 - Lee, Jong-Kuk ;   et al. | 2003-11-13 |
Method for generating nodes in multiway search tree and search method using the same App 20030123397 - Lee, Kang-Bok ;   et al. | 2003-07-03 |
Memory allocation method using multi-level partition App 20030120887 - Kim, Bong Wan ;   et al. | 2003-06-26 |
Telephone number domain name system and operating method thereof on internet App 20030039241 - Park, Mi-Ryong ;   et al. | 2003-02-27 |
Multilayer internet protocol (MLIP) for peer-to-peer service of private internet and method for transmitting/receiving MLIP packet App 20030031173 - Park, Chang-min ;   et al. | 2003-02-13 |
Apparatus and method for dispersively processing QoS supported IP packet forwarding App 20020078196 - Kim, Hyun-Cheol ;   et al. | 2002-06-20 |
Method and apparatus for encoding MB810 line code with the characteristics of minimum bandwidth and DC-free Grant 6,362,757 - Lee , et al. March 26, 2 | 2002-03-26 |
Method for expanding address for Internet protocol version 4 in Internet edge router App 20010010079 - Park, Chang-Min ;   et al. | 2001-07-26 |