Patents by Inventor Jong-tae Song
Jong-tae Song has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240132940Abstract: The present invention relates to a fluorescent reporter capable of labeling nucleic acids including DNA and exhibiting luminescent properties at an excited energy level, and various uses thereof.Type: ApplicationFiled: September 5, 2023Publication date: April 25, 2024Applicant: SFC CO., LTD.Inventors: Do Min LEE, Ho Young SI, Jae Hyung JO, Goutam MASANTA, Ju Man SONG, Min Su EUM, Jong Tae JE
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Patent number: 11960775Abstract: Disclosed herein a disaggregation computing system. The disaggregation computing system comprising: a local computing device that comprises a local processor, a local memory bus, a local memory and a local disaggregation controller; a remote computing device that comprises a remote processor, a remote memory bus, a remote memory and a remote disaggregation controller; and a disaggregation network that connects the local computing device and the remote computing device, wherein the local disaggregation controller and the remote disaggregation controller are configured to: check a response delay for access of the remote memory, and control the access of the remote memory based on the response delay.Type: GrantFiled: September 8, 2022Date of Patent: April 16, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Dae Ub Kim, Jong Tae Song, Joon Ki Lee
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Publication number: 20230229360Abstract: Disclosed herein a disaggregation computing system. The disaggregation computing system comprising: a local computing device that comprises a local processor, a local memory bus, a local memory and a local disaggregation controller; a remote computing device that comprises a remote processor, a remote memory bus, a remote memory and a remote disaggregation controller; and a disaggregation network that connects the local computing device and the remote computing device, wherein the local disaggregation controller and the remote disaggregation controller are configured to: check a response delay for access of the remote memory, and control the access of the remote memory based on the response delay.Type: ApplicationFiled: September 8, 2022Publication date: July 20, 2023Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Dae Ub KIM, Jong Tae SONG, Joon Ki LEE
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Patent number: 10805224Abstract: A parallel scheduling apparatus includes an information managing unit generating a first request information for scheduling, a first scheduling unit performing first scheduling and then generating first matching information on the basis of the first request information, and a second scheduling unit performing second scheduling on the basis of the first request information and the first matching information. The parallel scheduling has an advantage of improving the scheduling performance and lowering the implementation complexity, ensuring low delay and transmission fairness among VOQs at low input traffic, being applied to all scheduling algorithms that perform existing multi-iterations, and providing efficient scheduling in a packet switch having a long RTT time or having a very short time slot or cell size, such as an optical switch.Type: GrantFiled: September 5, 2018Date of Patent: October 13, 2020Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Kyeong Eun Han, Dae Ub Kim, Chan Sung Park, Jong Tae Song, Kwang Joon Kim, Joon Ki Lee
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Publication number: 20190182173Abstract: A parallel scheduling apparatus includes an information managing unit generating a first request information for scheduling, a first scheduling unit performing first scheduling and then generating first matching information on the basis of the first request information, and a second scheduling unit performing second scheduling on the basis of the first request information and the first matching information. The parallel scheduling has an advantage of improving the scheduling performance and lowering the implementation complexity, ensuring low delay and transmission fairness among VOQs at low input traffic, being applied to all scheduling algorithms that perform existing multi-iterations, and providing efficient scheduling in a packet switch having a long RTT time or having a very short time slot or cell size, such as an optical switch.Type: ApplicationFiled: September 5, 2018Publication date: June 13, 2019Inventors: Kyeong Eun HAN, Dae Ub KIM, Chan Sung PARK, Jong Tae SONG, Kwang Joon KIM, Joon Ki LEE
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Patent number: 10129146Abstract: A method and apparatus for providing a mobility in an Ethernet network. An Ethernet switch receives an Ethernet frame through a port of the Ethernet switch, and transmits the Ethernet frame to an upper Ethernet switch through a root port of the Ethernet switch based on whether a forwarding information for a destination address of the Ethernet frame exists in a forwarding table.Type: GrantFiled: November 16, 2016Date of Patent: November 13, 2018Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Tae Whan Yoo, Jong Tae Song
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Publication number: 20170142008Abstract: A method and apparatus for providing a mobility in an Ethernet network. An Ethernet switch receives an Ethernet frame through a port of the Ethernet switch, and transmits the Ethernet frame to an upper Ethernet switch through a root port of the Ethernet switch based on whether a forwarding information for a destination address of the Ethernet frame exists in a forwarding table.Type: ApplicationFiled: November 16, 2016Publication date: May 18, 2017Inventors: Tae Whan YOO, Jong Tae SONG
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Publication number: 20160308829Abstract: An information security device that inspects information being transmitted between a server that provides a social network service (SNS) and a terminal and that allows transmission of information selectively based on a predetermined security condition; a terminal that exchanges information with the server through the information security device; and a network system including the same, so as to provide an effect of preventing confidential information from being leaked outside through the social network service while providing the social network service through the terminal of an internal network.Type: ApplicationFiled: April 14, 2016Publication date: October 20, 2016Inventor: Jong Tae SONG
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Publication number: 20140379928Abstract: Disclosed are a method for implementing a network using a distributed virtual switch, an apparatus performing the same, and a network system based on the distributed virtual switch. A method for implementing a network using a distributed virtual switch comprises implementing network control functions as a plurality of virtual machines; grouping the plurality of virtual machines into several groups according a preconfigured policy; and implementing at least one virtual machine belonging to a same group in a same server having a virtualization structure based on a distributed virtual switch. Thus, a mobile communication network may be implemented flexibly and efficiency of operating the network may be enhanced.Type: ApplicationFiled: June 24, 2014Publication date: December 25, 2014Inventors: Jong Tae SONG, Kyung Gyu CHUN
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Publication number: 20130265876Abstract: Provided are an apparatus and method for controlling packet flow in a multi-stage switch. According to an aspect, there is provided an apparatus for controlling packet flow in a multi-stage switch, including: one or more source line cards configured to receive one or more packets, and to transfer the one or more packets to a switch fabric including a plurality of switch modules forming one or more switching stages such that the one or more packets are transferred along different switching paths in the switch fabric; and a destination line card configured to receive the one or more packets output from the switch fabric, and to transfer Acknowledge (ACK) messages for informing that the packets have been received, to the source line cards, in a predetermined time period.Type: ApplicationFiled: November 20, 2012Publication date: October 10, 2013Applicant: Electronics and Telecommunications Research InstituteInventors: Jong-Tae SONG, Yool KWON, Kyung-Gyu CHUN, Heuk PARK, Nam-Seok KO, Hea-Sook PARK
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Publication number: 20120320917Abstract: Provided are an apparatus and method for forwarding a multicast packet, which provide scalability of multicast so as to support various multicast patterns in a large-capacity multistage switching system for supporting many input/output ports. The multicast packet forwarding apparatus includes an input line card configured to generate multicast information including a partition identifier (ID) to which at least one output port of a received first packet belongs and a switch multicast ID to be used to determine a position of the output port in the partition, and generate second packets including the multicast information in the same number as the number of partitions, a switch fabric configured to transfer the second packet to at least one output port to which the first packet is output on the basis of the multicast information included in the second packet, and a plurality of output ports grouped into a plurality of partitions.Type: ApplicationFiled: June 19, 2012Publication date: December 20, 2012Applicant: Electronics and Telecommunications Research InstituteInventor: Jong-Tae SONG
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Patent number: 8270406Abstract: Provided are a method and apparatus for blocking forged multicast packets.Type: GrantFiled: October 31, 2007Date of Patent: September 18, 2012Assignee: Electronics and Telecommunications Research InstituteInventors: Heuk Park, Jong-Tae Song, Kyung-Gyu Jeon, Soon-Seok Lee
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Patent number: 7843973Abstract: Provided is a method for forming a customized-quality integrated transport network based on synch and asynch frames, and a transport network forming apparatus thereof. The method of the present invention includes: a) synchronizing a transmission bit rate in a network; b) when the transmission bit rate is synchronized in the network and a connection request is received, establishing a connection by determining a route and a start cycle time of the link based on a quality of the connection request and transporting it to nodes of the link; and c) transmitting data to be transported to a link of an adjacent node within the virtual cycle time when the data are synch frames; or when the data are asynch frames and the data are not transmitted within a virtual cycle time of a link to be switched, keeping the data waiting for a next cycle time.Type: GrantFiled: November 25, 2005Date of Patent: November 30, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Seong-Soon Joo, Young-Sik Chung, Tae-Joon Park, Jeong-Dong Ryoo, Jong-Tae Song, Bong-Wan Kim, Jee-Yon Choi, Jin-Young Lee, Byung-Sun Lee, Kyung-Pyo Jun
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Patent number: 7835290Abstract: Provided are a method for measuring an end-to-end delay, and asynchronous packet transmitter/receiver, capable of conveniently and exactly measuring a packet delay in an asynchronous packet transfer network in which a transfer priority is determined as in MPLS. The method includes the steps of continuously transmitting a higher priority packet and a lower priority packet at an ingress node, measuring a time when the higher priority packet arrives at an egress node, measuring a time when the lower priority packet arrives at the egress node, and calculating a delay time from the arrival time of the higher and lower priority packets.Type: GrantFiled: August 14, 2006Date of Patent: November 16, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Jong Tae Song, Soon Seok Lee
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Patent number: 7822343Abstract: The present research relates to s a transmission frame structure supporting a data service and a circuit service of diverse bands in a Synchronous Optical Network (SONET)/Synchronous Digital Hierarchy (SDH) network. This research provides a transmission frame structure including a sync period, an async period, and a control period and provides a multiplexing apparatus that can add or extract a fixed length frame in the synch period of the transmission frame and add or extract a variable length frame in the asynch period, and a method for transmitting the transmission frame. The transmission frame structure includes a sync period for transmitting a fixed length frame; an async period for transmitting a variable length frame; and a control period for transmitting a control frame storing information for discriminating between the sync period and the async period. The technology of this research can be applied to a synchronous optical network system.Type: GrantFiled: December 6, 2005Date of Patent: October 26, 2010Assignee: Electronics and Telecommunications Research InstituteInventors: Jong-tae Song, Tae-joon Park, Young-sik Chung, Seong-soon Joo
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Publication number: 20100046513Abstract: A system for and a method of providing IPTV service in a next generation network are provided. The system includes a service control unit, a transmission control unit, and an L2 switch unit. A service control unit authenticates a user terminal by receiving a request for providing a service from the user terminal which desires to receive the IPTV service and search for subscription information including the IPTV service for which the user has watching authority, when the user is an IPTV service subscriber. A transmission control unit extracts identification information of the user and a multicast address through which the IPTV service is provided from the subscription information found by the service control unit.Type: ApplicationFiled: October 31, 2007Publication date: February 25, 2010Inventors: Heuk Park, Kyung-Gyu Jeon, Soon-Seok Lee, Jong-Tae Song
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Publication number: 20100020796Abstract: Provided are a method and apparatus for blocking forged multicast packets.Type: ApplicationFiled: October 31, 2007Publication date: January 28, 2010Inventors: Heuk Park, Jong-Tae Song, Kyung-Gyu Jeon, Soon-Seok Lee
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Publication number: 20080107136Abstract: Provided is a method for forming a customized-quality integrated transport network based on synch and asynch frames, and a transport network forming apparatus thereof. The method of the present invention includes: a) synchronizing a transmission bit rate in a network; b) when the transmission bit rate is synchronized in the network and a connection request is received, establishing a connection by determining a route and a start cycle time of the link based on a quality of the connection request and transporting it to nodes of the link; and c) transmitting data to be transported to a link of an adjacent node within the virtual cycle time when the data are synch frames; or when the data are asynch frames and the data are not transmitted within a virtual cycle time of a link to be switched, keeping the data waiting for a next cycle time.Type: ApplicationFiled: November 25, 2005Publication date: May 8, 2008Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seong-Soon Joo, Young-Sik Chung, Tae-Joon Park, Jeong-Dong Ryoo, Jong-Tae Song, Bong-Wan Kim, Jee-Yon Choi, Jin-Young Lee, Byung-Sun Lee, Kyung-Pyo Jun
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Publication number: 20080089683Abstract: The present research relates to s a transmission frame structure supporting a data service and a circuit service of diverse bands in a Synchronous Optical Network (SONET)/Synchronous Digital Hierarchy (SDH) network. This research provides a transmission frame structure including a sync period, an async period, and a control period and provides a multiplexing apparatus that can add or extract a fixed length frame in the synch period of the transmission frame and add or extract a variable length frame in the async period, and a method for transmitting the transmission frame. The transmission frame structure includes a sync period for transmitting a fixed length frame; an async period for transmitting a variable length frame; and a control period for transmitting a control frame storing information for discriminating between the sync period and the async period. The technology of this research can be applied to a synchronous optical network system.Type: ApplicationFiled: December 6, 2005Publication date: April 17, 2008Applicant: Electronic and Telecommunications Research InstituteInventors: Jong-tae Song, Tae-joon Park, Young-sik Chung, Seong-soon Joo
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Publication number: 20030064895Abstract: The present invention relates to a novel gene for S-adenosyl-L-methionine:jasmonic acid carboxyl methyltransferase, a novel jasmonic acid carboxyl methyltransferase protein synthesized therefrom, and a novel transgenic plant transformed with an expression vector containing said gene. It has been known that said enzyme synthesizes jasmonic acid methyl ester using jasmonic acid and S-adenosyl methionine as the substrate and jasmonic acid methyl ester is a compound mediating the defensive reactions upon invasion of phytopathogenic organisms and harmful insects as well as a compound for regulating the plant growth. By introducing said novel enzyme which is specifically expressed in flowers into the plant body, a transgenic plant which exhibits a resistance against phytopathogens, harmful insects and stresses without causing any adverse effect on the plant growth can be obtained.Type: ApplicationFiled: June 13, 2002Publication date: April 3, 2003Inventors: Yang-Do Choi, Jong-Joo Cheong, Jong-Seob Lee, Jong-Tae Song, Sang-Ik Song, Hak-Soo Seo, Yeon-Jong Koo