Patents by Inventor Okyoung CHOI
Okyoung CHOI 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: 11617083Abstract: The disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system, such as long term evolution (LTE). A method for operating a management device in a wireless communication system is provided. The method includes obtaining measurement results of a plurality of cells respectively, identifying an aggressor cell and a victim cell by atmospheric interference among the plurality of the cells, based on the measurement results, and performing interference control on at least one of the aggressor cell or the victim cell, wherein the measurement results include interference information related to a downlink signal of at least one other cell measured in an uplink resource duration of a measurement cell and cell information of the at least one other cell.Type: GrantFiled: May 7, 2020Date of Patent: March 28, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Byunggook Kim, Okyoung Choi, Sungnam Hong, Hojoong Kwon, Myungkwang Byun, Jiyun Seol, Kiseob Hong
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Publication number: 20220225358Abstract: The present disclosure relates to a 5th (5G) generation or pre-5G communication system for supporting a higher data transmission rate beyond a 4th (4G) generation communication system such as long term evolution (LTE). An operating method of a base station in a wireless communication system may include identifying a resource for transmitting at least one sequence for interference measurement of another base station, based on information received from a management device, and transmitting the at least one sequence through the resource, the information received from the management device may include information of the at least one sequence and the resource, and the information of the at least one sequence and the resource may be generated based on a grouping result of base stations based on an operating frequency.Type: ApplicationFiled: May 7, 2020Publication date: July 14, 2022Inventors: Sungnam HONG, Byunggook KIM, Okyoung CHOI, Hojoong KWON, Myungkwang BYUN, Jiyun SEOL, Kiseob HONG
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Patent number: 11291023Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-Generation (4G) communication system such as long term evolution (LTE). A terminal in a wireless communication system is provided. The terminal includes a transceiver, and at least one processor configured to receive, from a base station (BS), a beam failure recovery configuration comprising at least one reference signal for identifying a candidate beam for the beam failure recovery and associated random access (RA) parameters, identify the candidate beam for the beam failure recovery using the at least one reference signal, and perform a physical random access channel (PRACH) using the at least one reference signal and the associated RA parameters on the candidate beam for the beam failure recovery.Type: GrantFiled: January 11, 2019Date of Patent: March 29, 2022Assignee: Samsung Electronics Co., Ltd.Inventors: Okyoung Choi, Hojoong Kwon, Myungkwang Byun, Hanseok Kim, Sungho Lee, Seunghwan Lee, Dowon Hyun
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Patent number: 10980041Abstract: The present disclosure provides a method and an apparatus for scheduling traffic in a wireless communication system. A method for a base station operating in a wireless communication system according to an embodiment of the present disclosure comprises the steps of: receiving feedback information from a plurality of terminals; and scheduling the plurality of terminals based on the feedback information, wherein the step of scheduling the plurality of terminals includes a step of scheduling so as to reduce throughput of terminals in a first group of the plurality of terminals that are in an overload state, and to satisfy delay-based quality of service (QoS) of terminals in a second group of the plurality of terminals that are in under-load state. As a result, the total utility of all the terminals can be maximized, a delay-based QoS with respect to all the terminals can be achieved on average, and a minimum data rate-based QoS can be achieved on average.Type: GrantFiled: November 28, 2017Date of Patent: April 13, 2021Assignees: Samsung Electronics Co., Ltd., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jaeyun Ko, Song Chong, Joseph Jeon, Okyoung Choi
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Publication number: 20210105793Abstract: The present disclosure provides a method and an apparatus for scheduling traffic in a wireless communication system. A method for a base station operating in a wireless communication system according to an embodiment of the present disclosure comprises the steps of: receiving feedback information from a plurality of terminals; and scheduling the plurality of terminals based on the feedback information, wherein the step of scheduling the plurality of terminals includes a step of scheduling so as to reduce throughput of terminals in a first group of the plurality of terminals that are in an overload state, and to satisfy delay-based quality of service (QoS) of terminals in a second group of the plurality of terminals that are in under-load state. As a result, the total utility of all the terminals can be maximized, a delay-based QoS with respect to all the terminals can be achieved on average, and a minimum data rate-based QoS can be achieved on average.Type: ApplicationFiled: November 28, 2017Publication date: April 8, 2021Inventors: Jaeyun KO, Song CHONG, Joseph JEON, Okyoung CHOI
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Publication number: 20210092753Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-Generation (4G) communication system such as long term evolution (LTE). A terminal in a wireless communication system is provided. The terminal includes a transceiver, and at least one processor configured to receive, from a base station (BS), a beam failure recovery configuration comprising at least one reference signal for identifying a candidate beam for the beam failure recovery and associated random access (RA) parameters, identify the candidate beam for the beam failure recovery using the at least one reference signal, and perform a physical random access channel (PRACH) using the at least one reference signal and the associated RA parameters on the candidate beam for the beam failure recovery.Type: ApplicationFiled: January 11, 2019Publication date: March 25, 2021Inventors: Okyoung CHOI, Hojoong KWON, Myungkwang BYUN, Hanseok KIM, Sungho LEE, Seunghwan LEE, Dowon HYUN
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Publication number: 20200359223Abstract: The disclosure relates to a pre-5th-generation (5G) or 5G communication system to be provided for supporting higher data rates beyond 4th-generation (4G) communication system, such as long term evolution (LTE). A method for operating a management device in a wireless communication system is provided. The method includes obtaining measurement results of a plurality of cells respectively, identifying an aggressor cell and a victim cell by atmospheric interference among the plurality of the cells, based on the measurement results, and performing interference control on at least one of the aggressor cell or the victim cell, wherein the measurement results include interference information related to a downlink signal of at least one other cell measured in an uplink resource duration of a measurement cell and cell information of the at least one other cell.Type: ApplicationFiled: May 7, 2020Publication date: November 12, 2020Inventors: Byunggook KIM, Okyoung CHOI, Sungnam HONG, Hojoong KWON, Myungkwang BYUN, Jiyun SEOL, Kiseob HONG
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Patent number: 10645718Abstract: A method for scheduling by a base station is provided. The method includes updating a first time that is required to complete ongoing data transmission with respect to terminals to which the base station is transmitting the data for a predetermined period, updating a second time that is delayed from a scheduled data transmission completion time with respect to the terminals whenever the data transmission is completed, determining priority values on the basis of the updated first time and the updated second time with respect to the terminals for the predetermined period, and performing the scheduling of the resources with respect to one or more of the terminals on the basis of the determined priority values for the predetermined period.Type: GrantFiled: May 24, 2016Date of Patent: May 5, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Yohan Kim, Song Chong, Eunyong Kim, Joseph Jeon, Okyoung Choi, Changsik Lee
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Patent number: 10356799Abstract: A method and an apparatus for effectively determining a terminal which will transmit or receive packets in a packet-based wireless network are provided. The scheduling method of a base station of a wireless communication system includes determining a first status variable for an increment of whole network utility to data amount allocated to at least one terminal and a second status variable for an increment of the whole network utility to a scheduling chance allocated to the terminal, determining a scheduling metric based on the first and second status variables, and scheduling the at least one terminal based on the scheduling metric.Type: GrantFiled: May 18, 2016Date of Patent: July 16, 2019Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and TechnologyInventors: Yohan Kim, Song Chong, Eunyong Kim, Joseph Jeon, Okyoung Choi, Changsik Lee
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Patent number: 9986486Abstract: A data transmission method of a terminal device according to an embodiment of the present invention may comprise the steps of: identifying a probability density function for battery consumption by time by accumulating information on a user's battery consumption pattern; identifying information on next charging time (T); identifying the battery depletion probability using the probability density function and the next charging time (T); and transmitting data if the battery depletion probability is less than a predetermined threshold value.Type: GrantFiled: January 5, 2015Date of Patent: May 29, 2018Assignees: LG ELECTRONICS INC., INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Yunjung Yi, Okyoung Choi, Song Chong, Jeongho Kwak, Joonkui Ahn, Byunghoon Kim
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Patent number: 9705774Abstract: The present invention relates to a communication terminal and a control method thereof, and the communication terminal according to the present invention comprises: a radio frequency (RF) unit for receiving and/or transmitting data; and a control unit for controlling the data received and/or transmitted through the RF unit, wherein the control unit can select an application processed through the terminal, control a processing speed of the terminal, determine the network through which the data is transmitted, and determine a combination of a data rate and transmission power.Type: GrantFiled: October 29, 2014Date of Patent: July 11, 2017Assignees: LG ELECTRONICS INC., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Yunjung Yi, Jeongho Kwak, Okyoung Choi, Song Chong, Byounghoon Kim
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Publication number: 20160353464Abstract: A method and an apparatus for effectively determining a terminal which will transmit or receive packets in a packet-based wireless network are provided. The scheduling method of a base station of a wireless communication system includes determining a first status variable for an increment of whole network utility to data amount allocated to at least one terminal and a second status variable for an increment of the whole network utility to a scheduling chance allocated to the terminal, determining a scheduling metric based on the first and second status variables, and scheduling the at least one terminal based on the scheduling metric.Type: ApplicationFiled: May 18, 2016Publication date: December 1, 2016Applicant: Korea Advanced Institute of Science and TechnologyInventors: Yohan KIM, Song CHONG, Eunyong KIM, Joseph ` JEON, Okyoung CHOI, Changsik LEE
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Publication number: 20160353469Abstract: A method for scheduling by a base station is provided. The method includes updating a first time that is required to complete ongoing data transmission with respect to terminals to which the base station is transmitting the data for a predetermined period, updating a second time that is delayed from a scheduled data transmission completion time with respect to the terminals whenever the data transmission is completed, determining priority values on the basis of the updated first time and the updated second time with respect to the terminals for the predetermined period, and performing the scheduling of the resources with respect to one or more of the terminals on the basis of the determined priority values for the predetermined period.Type: ApplicationFiled: May 24, 2016Publication date: December 1, 2016Applicant: Korea Advanced Institute of Science and TechnologyInventors: Yohan KIM, Song CHONG, Eunyong KIM, Joseph JEON, Okyoung CHOI, Changsik LEE
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Publication number: 20160309390Abstract: A data transmission method of a terminal device according to an embodiment of the present invention may comprise the steps of: identifying a probability density function for battery consumption by time by accumulating information on a user's battery consumption pattern; identifying information on next charging time (T); identifying the battery depletion probability using the probability density function and the next charging time (T); and transmitting data if the battery depletion probability is less than a predetermined threshold value.Type: ApplicationFiled: January 5, 2015Publication date: October 20, 2016Inventors: Yunjung YI, Okyoung CHOI, Song CHONG, Jeongho KWAK, Joonkui AHN, Byunghoon KIM
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Publication number: 20160285727Abstract: The present invention relates to a communication terminal and a control method thereof, and the communication terminal according to the present invention comprises: a radio frequency (RF) unit for receiving and/or transmitting data; and a control unit for controlling the data received and/or transmitted through the RF unit, wherein the control unit can select an application processed through the terminal, control a processing speed of the terminal, determine the network through which the data is transmitted, and determine a combination of a data rate and transmission power.Type: ApplicationFiled: October 29, 2014Publication date: September 29, 2016Applicants: LG ELECTRONICS INC., INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Yunjung YI, Jeongho KWAK, Okyoung CHOI, Song CHONG, Byounghoon KIM