Patents by Inventor Gi-Yoon Park
Gi-Yoon Park 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: 11917651Abstract: Disclosed are various methods for transmitting or receiving data or control information having high reliability conditions. A method for operating a terminal which transmits uplink control information (UCI) includes: a step of generating UCI; a step of comparing the priority of an uplink (UL) control channel for the transmission of the UCI with the priority of a UL data channel when some symbols of the UL control channel and the UL data channel overlap; and a step of selecting the UL channel having a higher priority among the UL control channel and the UL data channel, and transmitting the UCI to a base station through the selected UL channel.Type: GrantFiled: November 6, 2019Date of Patent: February 27, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Cheul Soon Kim, Sung Hyun Moon, Seung Kwon Baek, Gi Yoon Park, Ok Sun Park, Jae Su Song
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Patent number: 11811534Abstract: Feedback methods for repetitive uplink transmissions in a communication system are disclosed. An operation method of a terminal may comprise receiving DL data #1 from a base station through a DL data channel #1; receiving DL data #2 from the base station through a DL data channel #2; and when each of a UL control channel #1 on which an HARQ response #1 for the DL data #1 is to be transmitted and a UL control channel #2 on which an HARQ response #2 for the DL data #2 is to be transmitted overlaps with a UL data channel assigned by the base station, transmitting the HARQ response #1 and the HARQ response #2 to the base station through the UL data channel. Therefore, the performance of the communication system can be improved.Type: GrantFiled: February 23, 2022Date of Patent: November 7, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Cheul Soon Kim, Gi Yoon Park, Ok Sun Park
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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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Publication number: 20230319820Abstract: Disclosed are a method and an apparatus for uplink transmission in a communication system. An operation method of a terminal includes: receiving, from a base station, first SFI information indicating n flexible symbol(s); receiving, from the base station, second SFI information re-indicating m symbol(s) of the n flexible symbol(s) as uplink (UL) symbol(s); and transmitting an SRS to the base station through the m symbol(s) re-indicated as a UL symbol among the n flexible symbol(s) indicated as a flexible symbol. Therefore, performance of the communication system can be improved.Type: ApplicationFiled: June 1, 2023Publication date: October 5, 2023Inventors: Cheul Soon KIM, Gi Yoon PARK, Seung Kwon BAEK, Young Jo KO
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Publication number: 20230318627Abstract: A soft-decision decoding method used in a digital communication system may comprise: using a hard-decision Bose-Chadhuri-Hocquenghem (BCH) decoder as a stopping rule of ordered statistic decoding (OSD) before performing the OSD on an input signal; and performing the OSD when a highest order of an error position equation generated in the BCH decoder is not equal to a number of solutions found in the BCH decoder.Type: ApplicationFiled: April 4, 2023Publication date: October 5, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Seok Ki KIM, Gi Yoon PARK, Ok Sun PARK, Young Joo LEE, Chang Hyeon KIM
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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: 11711798Abstract: A method and an apparatus for uplink transmission in a communication system. An operation method of a terminal includes: receiving, from a base station, first SFI information indicating n flexible symbol(s); receiving, from the base station, second SFI information re-indicating m symbol(s) of the n flexible symbol(s) as uplink (UL) symbol(s); and transmitting an SRS to the base station through the m symbol(s) re-indicated as a UL symbol among the n flexible symbol(s) indicated as a flexible symbol. Therefore, performance of the communication system can be improved.Type: GrantFiled: April 4, 2019Date of Patent: July 25, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Cheul Soon Kim, Gi Yoon Park, Seung Kwon Baek, Young Jo Ko
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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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Patent number: 11523415Abstract: A method and an apparatus for uplink transmission in a communication system. An operation method of a terminal includes: receiving, from a base station, first SFI information indicating n flexible symbol(s); receiving, from the base station, second SFI information re-indicating m symbol(s) of the n flexible symbol(s) as uplink (UL) symbol(s); and transmitting an SRS to the base station through the m symbol(s) re-indicated as a UL symbol among the n flexible symbol(s) indicated as a flexible symbol. Therefore, performance of the communication system can be improved.Type: GrantFiled: February 2, 2021Date of Patent: December 6, 2022Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Cheul Soon Kim, Gi Yoon Park, Seung Kwon Baek, Young Jo Ko
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Publication number: 20220345257Abstract: Disclosed are methods and apparatuses for transmitting and receiving data channels in a communication system. An operation method of a terminal in a communication system may comprise receiving, from a base station, resource allocation information of a plurality of physical uplink shared channels (PUSCHs) used for repetitive transmission of a same transport block (TB); identifying a position of each of the plurality of PUSCHs in a time domain based on the resource allocation information; and repeatedly transmitting the same TB to the base station at the position of each of the plurality of PUSCHs. Therefore, performance of the communication system can be improved.Type: ApplicationFiled: July 6, 2022Publication date: October 27, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sung Hyun MOON, Cheul Soon KIM, Seung Kwon BAEK, Gi Yoon PARK, Ok Sun PARK, Jae Su SONG
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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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Patent number: 11411690Abstract: Disclosed are methods and apparatuses for transmitting and receiving data channels in a communication system. An operation method of a terminal in a communication system may comprise receiving, from a base station, resource allocation information of a plurality of physical uplink shared channels (PUSCHs) used for repetitive transmission of a same transport block (TB); identifying a position of each of the plurality of PUSCHs in a time domain based on the resource allocation information; and repeatedly transmitting the same TB to the base station at the position of each of the plurality of PUSCHs. Therefore, performance of the communication system can be improved.Type: GrantFiled: November 19, 2019Date of Patent: August 9, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Sung Hyun Moon, Cheul Soon Kim, Seung Kwon Baek, Gi Yoon Park, Ok Sun Park, Jae Su Song
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Publication number: 20220182191Abstract: Feedback methods for repetitive uplink transmissions in a communication system are disclosed. An operation method of a terminal may comprise receiving DL data #1 from a base station through a DL data channel #1; receiving DL data #2 from the base station through a DL data channel #2; and when each of a UL control channel #1 on which an HARQ response #1 for the DL data #1 is to be transmitted and a UL control channel #2 on which an HARQ response #2 for the DL data #2 is to be transmitted overlaps with a UL data channel assigned by the base station, transmitting the HARQ response #1 and the HARQ response #2 to the base station through the UL data channel. Therefore, the performance of the communication system can be improved.Type: ApplicationFiled: February 23, 2022Publication date: June 9, 2022Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Cheul Soon KIM, Gi Yoon PARK, Ok Sun PARK
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Patent number: 11296829Abstract: Feedback methods for repetitive uplink transmissions in a communication system are disclosed. An operation method of a terminal may comprise receiving DL data #1 from a base station through a DL data channel #1; receiving DL data #2 from the base station through a DL data channel #2; and when each of a UL control channel #1 on which an HARQ response #1 for the DL data #1 is to be transmitted and a UL control channel #2 on which an HARQ response #2 for the DL data #2 is to be transmitted overlaps with a UL data channel assigned by the base station, transmitting the HARQ response #1 and the HARQ response #2 to the base station through the UL data channel. Therefore, the performance of the communication system can be improved.Type: GrantFiled: January 31, 2020Date of Patent: April 5, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Cheul Soon Kim, Gi Yoon Park, Ok Sun Park
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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