Patents by Inventor Eun Jeong Shin
Eun Jeong Shin 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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Patent number: 11930526Abstract: Disclosed are methods and apparatuses for transmitting data using a random access procedure in a communication system. An operation method of a terminal in a communication system includes transmitting a first MsgA including an RA preamble #i and a payload to a base station; receiving, from the base station, a MsgB including information indicating that an RA preamble #k is reserved; and transmitting a second MsgA including the RA preamble #k and data to the base station in a preamble reservation period associated with the RA preamble #k.Type: GrantFiled: June 22, 2021Date of Patent: March 12, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ok Sun Park, Seok Ki Kim, Gi Yoon Park, Eun Jeong Shin, Jae Sheung Shin, Jin Ho Choi
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Patent number: 11800564Abstract: An operation method of a terminal in a communication system may include: receiving, from a base station, quality of service (QoS) information for preamble groups and information on preambles belonging to each of the preamble groups; selecting one preamble group from among the preamble groups based on the QoS information and a QoS of the terminal; selecting a preamble within the one preamble group based on the information on preambles belonging to each of the preamble groups; transmitting a first message including the selected preamble to the base station; and receiving, from the base station, a second message that is a response to the first message.Type: GrantFiled: July 30, 2021Date of Patent: October 24, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Gi Yoon Park, Seok Ki Kim, Ok Sun Park, Eun Jeong Shin, Jae Sheung Shin, Jin Ho Choi
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Patent number: 11791881Abstract: An operation method of a terminal in a communication system may comprise: receiving, from a base station, basis preamble information and linear combination information; generating a superposed preamble by using the basis preamble information and the linear combination information; transmitting, to the base station, a first message including the generated superposed preamble; and receiving, from the base station, a second message that is a response signal for the first message.Type: GrantFiled: August 18, 2021Date of Patent: October 17, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Gi Yoon Park, Seok Ki Kim, Ok Sun Park, Eun Jeong Shin, Jae Sheung Shin, Jin Ho Choi
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Patent number: 11777647Abstract: An operation method of a terminal may include: receiving, from a base station, an addition value KN, information on linear combination coefficient matrices for respective numbers of transport blocks, and configuration information on each linear combination coefficient matrix; dividing a source block into M transport blocks; selecting one linear combination coefficient matrix among the linear combination coefficient matrices based on M; generating (M+KN) network coding blocks by performing network coding on the M transport blocks with the selected one linear combination coefficient matrix; and transmitting, to the base station, messages each including one network coding block among the network coding blocks, a control index of the one linear combination coefficient matrix, and a preamble.Type: GrantFiled: May 18, 2022Date of Patent: October 3, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seok Ki Kim, Ok Sun Park, Gi Yoon Park, Eun Jeong Shin, Jae Sheung Shin, Jin Ho Choi
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Patent number: 11689218Abstract: An operation method of a receiving node may include performing a decoding operation for calculating first and second output transform values corresponding to first and second unit output nodes in each of a plurality of operation units constituting the polar decoder, based on first and second input transform values corresponding to first and second unit input nodes, and the decoding operation may include setting initial values of first and second variables for calculating the first output transform value; performing an iterative loop operation for updating the first and second variables; and calculating the first output transform value based on values of the first and second variables updated until a time when the iterative loop operation is terminated, wherein the iterative loop operation is terminated without performing iterations in which the first and second variables are determined not to be updated among a plurality of iterations.Type: GrantFiled: February 18, 2022Date of Patent: June 27, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Gi Yoon Park, Ok Sun Park, Seok Ki Kim, Eun Jeong Shin, Gweon Do Jo
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Publication number: 20230006767Abstract: An operation method of a terminal may include: receiving, from a base station, an addition value KN, information on linear combination coefficient matrices for respective numbers of transport blocks, and configuration information on each linear combination coefficient matrix; dividing a source block into M transport blocks; selecting one linear combination coefficient matrix among the linear combination coefficient matrices based on M; generating (M+KN) network coding blocks by performing network coding on the M transport blocks with the selected one linear combination coefficient matrix; and transmitting, to the base station, messages each including one network coding block among the network coding blocks, a control index of the one linear combination coefficient matrix, and a preamble.Type: ApplicationFiled: May 18, 2022Publication date: January 5, 2023Inventors: Seok Ki KIM, Ok Sun PARK, Gi Yoon PARK, Eun Jeong SHIN, Jae Sheung SHIN, Jin Ho CHOI
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Publication number: 20220271778Abstract: An operation method of a receiving node may include performing a decoding operation for calculating first and second output transform values corresponding to first and second unit output nodes in each of a plurality of operation units constituting the polar decoder, based on first and second input transform values corresponding to first and second unit input nodes, and the decoding operation may include setting initial values of first and second variables for calculating the first output transform value; performing an iterative loop operation for updating the first and second variables; and calculating the first output transform value based on values of the first and second variables updated until a time when the iterative loop operation is terminated, wherein the iterative loop operation is terminated without performing iterations in which the first and second variables are determined not to be updated among a plurality of iterations.Type: ApplicationFiled: February 18, 2022Publication date: August 25, 2022Inventors: Gi Yoon PARK, Ok Sun PARK, Seok Ki KIM, Eun Jeong SHIN, Gweon Do JO
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Publication number: 20220094413Abstract: An operation method of a terminal in a communication system may comprise: receiving, from a base station, basis preamble information and linear combination information; generating a superposed preamble by using the basis preamble information and the linear combination information; transmitting, to the base station, a first message including the generated superposed preamble; and receiving, from the base station, a second message that is a response signal for the first message.Type: ApplicationFiled: August 18, 2021Publication date: March 24, 2022Applicant: Electronics and Telecommunications Research InstituteInventors: Gi Yoon PARK, Seok Ki KIM, Ok Sun PARK, Eun Jeong SHIN, Jae Sheung SHIN, Jin Ho CHOI
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Publication number: 20220078840Abstract: Disclosed are methods and apparatuses for transmitting data using a random access procedure in a communication system. An operation method of a terminal in a communication system includes transmitting a first MsgA including an RA preamble #i and a payload to a base station; receiving, from the base station, a MsgB including information indicating that an RA preamble #k is reserved; and transmitting a second MsgA including the RA preamble #k and data to the base station in a preamble reservation period associated with the RA preamble #k.Type: ApplicationFiled: June 22, 2021Publication date: March 10, 2022Inventors: Ok Sun PARK, Seok Ki KIM, Gi Yoon PARK, Eun Jeong SHIN, Jae Sheung SHIN, Jin Ho CHOI
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Publication number: 20220046713Abstract: An operation method of a terminal in a communication system may include: receiving, from a base station, quality of service (QoS) information for preamble groups and information on preambles belonging to each of the preamble groups; selecting one preamble group from among the preamble groups based on the QoS information and a QoS of the terminal; selecting a preamble within the one preamble group based on the information on preambles belonging to each of the preamble groups; transmitting a first message including the selected preamble to the base station; and receiving, from the base station, a second message that is a response to the first message.Type: ApplicationFiled: July 30, 2021Publication date: February 10, 2022Inventors: Gi Yoon PARK, Seok Ki KIM, Ok Sun PARK, Eun Jeong SHIN, Jae Sheung SHIN, Jin Ho CHOI
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Publication number: 20170129227Abstract: A protective film includes an adhesive layer containing a first synthetic resin, and a non-adhesive layer containing a second synthetic resin and micro-beads made of a polymer, the micro-beads being distributed in the second synthetic resin. The adhesive layer and the non-adhesive layer are laminated on each other.Type: ApplicationFiled: January 25, 2017Publication date: May 11, 2017Inventors: Hae-Deuk Jeong, Eun-Jeong Shin, Sangku Moon
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Publication number: 20170013618Abstract: A base station supports a low latency mode of a terminal through a legacy downlink subframe transmitted in a first transmission time interval (TTI) unit in a downlink primary component carrier, and transmits control information and low latency downlink data to the terminal operated in the low latency mode through a downlink subslot transmitted in a second TTI unit in a downlink secondary component carrier.Type: ApplicationFiled: July 8, 2016Publication date: January 12, 2017Inventor: Eun-Jeong SHIN
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Publication number: 20150266281Abstract: A method of manufacturing a protective film in which an adhesive layer (341, 441) and a non-adhesive layer (345, 445) are laminated on each other includes the process of making the non-adhesive layer by a) preparing micro-beads (345b, 445b) through polymerization, b) mixing the micro-beads into a synthetic resin (345a, 445a), and c) converting a mixture including the micro-beads and the synthetic resin into a lamellar structure.Type: ApplicationFiled: March 18, 2015Publication date: September 24, 2015Applicant: CORNING PRECISION MATERIALS CO., LTD.Inventors: Hae-Deuk Jeong, Eun-Jeong Shin, Sangku Moon
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Publication number: 20150266279Abstract: A protective film includes an adhesive layer containing a first synthetic resin, and a non-adhesive layer containing a second synthetic resin and micro-beads made of a polymer, the micro-beads being distributed in the second synthetic resin. The adhesive layer and the non-adhesive layer are laminated on each other.Type: ApplicationFiled: March 18, 2015Publication date: September 24, 2015Applicant: CORNING PRECISION MATERIALS CO., LTD.Inventors: Hae-Deuk Jeong, Eun-Jeong Shin, Sangku Moon
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Patent number: 8837456Abstract: Provided are a cell searcher for handover of a mobile terminal and a neighbor cell searching method thereof. The neighbor cell searching method includes: after searching a home cell, determining whether a Primary Synchronization Signal (PSS) code of the home cell is identical to that of a neighbor cell; when the PPS code of the home cell is identical to that of the neighbor cell, cancelling a PSS symbol of the home cell from a received signal in a time domain; and searching a neighbor cell from the received signal cancelled the PSS symbol of the home cell.Type: GrantFiled: November 16, 2011Date of Patent: September 16, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Eun-Jeong Shin, Il Gyu Kim
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Patent number: 8798208Abstract: Disclosed is an apparatus and method for detecting a code. The code detecting apparatus may include a detector to detect symbol synchronous timing information associated with a PSS code from a first signal received during a predetermined first period, a compensator to extract and buffer the PSS code and the SSS code based on the symbol synchronous timing information detected from a second signal received during a predetermined second period, and compensate for a frequency offset with respect to the buffered PSS code, and a processor to re-detect the symbol synchronous timing information based on the PSS code in which the frequency offset is compensated for, and extract the buffered SSS code using the re-detected symbol synchronous timing information.Type: GrantFiled: March 14, 2013Date of Patent: August 5, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Eun Jeong Shin, Dae Ho Kim
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Patent number: 8693394Abstract: A method of discovering a neighbor cell, the method including: determining whether a first Primary Synchronization Channel (PSCH) of a first cell in which a terminal is included is identical to a second PSCH of a second cell, and whether timings of the first cell and the second cell are synchronous; estimating third channel information of the second cell based on second channel information of the first cell from first channel information, when the first PSCH is identical to the second PSCH and the timings of the first cell and the second cell are synchronous, the second channel information being estimated using a first Secondary Synchronization Channel (SSCH) of the first cell, and the first channel information being estimated using the first PSCH and the second PSCH; and detecting a second SSCH of the second cell, and detecting a cell identifier (ID) of the second cell using the second SSCH.Type: GrantFiled: August 18, 2009Date of Patent: April 8, 2014Assignee: Electronics and Telecommunications Research InstituteInventors: Eun Jeong Shin, Hyeong Geun Park, Il Gyu Kim
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Patent number: 8369300Abstract: The present invention relates to a packet data transmission method in an OFDMA system and an apparatus thereof. The present invention provides a user packet data transmission method including generating a RACH burst for channel information estimation, selecting a first antenna among a plurality of antennas, transmitting the RACH burst through the first antenna to a base station, receiving a data transmission acceptance signal from the base station, in response to the RACH burst, transmitting user packet data through the first antenna when receiving a signal indicating that the data transmission is allowed, and selecting a second antenna that is difference from the first antenna and transmitting a RACH burst through the second antenna when receiving a signal indicating that the data transmission is not allowed, and a transmitting apparatus of a mobile station having the plurality of antennas.Type: GrantFiled: November 17, 2006Date of Patent: February 5, 2013Assignees: Electronics and Telecommunications Research Institute, SK Telecom., Co., Ltd, KT CorporationInventors: Il-Gyu Kim, Hyeong-Geun Park, Kap-Seok Chang, Young-Hoon Kim, Seung-Chan Bang, Eun-Jeong Shin, Hye-Kyung Jwa, Moon-sik Lee
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Publication number: 20120122453Abstract: Provided are a cell searcher for handover of a mobile terminal and a neighbor cell searching method thereof. The neighbor cell searching method includes: after searching a home cell, determining whether a Primary Synchronization Signal (PSS) code of the home cell is identical to that of a neighbor cell; when the PPS code of the home cell is identical to that of the neighbor cell, cancelling a PSS symbol of the home cell from a received signal in a time domain; and searching a neighbor cell from the received signal cancelled the PSS symbol of the home cell.Type: ApplicationFiled: November 16, 2011Publication date: May 17, 2012Applicant: Electronics and Telecommunications Research InstituteInventors: Eun-Jeong SHIN, Il Gyu KIM
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Publication number: 20110151919Abstract: A method and apparatus for measuring a signal received from a neighbor cell is provided. The method includes selecting at least one target cell from among the at least one neighbor cell and measuring strength and received power of a signal received from the at least one target cell.Type: ApplicationFiled: July 30, 2010Publication date: June 23, 2011Applicant: Electronics and Telecommunications Research InstituteInventor: Eun-Jeong SHIN