Patents by Inventor Soo-Jung Jung
Soo-Jung Jung 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).
-
Publication number: 20230397166Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: ApplicationFiled: August 24, 2023Publication date: December 7, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Jae Heung KIM, Jung Im KIM, Kyoung Seok LEE, Soo Jung JUNG, Seung Chan BANG, Byung Han RYU
-
Patent number: 11743863Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: GrantFiled: June 11, 2022Date of Patent: August 29, 2023Assignee: Electronics and Telecommunications Research InstituteInventors: Jae Heung Kim, Jung Im Kim, Kyoung Seok Lee, Soo Jung Jung, Seung Chan Bang, Byung Han Ryu
-
Publication number: 20230198582Abstract: An operation method of a CP operating in an ultra-dense cooperative transmission network may include: obtaining a large-scale propagation gain (LPG) matrix representing channel gains between M access points (APs) and K user terminals, M being a natural number greater than or equal to 1, and K being a natural number greater than or equal to 1; obtaining information on a required power consumption; and transmitting, to at least part of the M APs, a control message indicating the at least part of the M APs to perform a control operation for reducing power consumption of the ultra-dense cooperative transmission network based on the required power consumption and the LPG matrix.Type: ApplicationFiled: December 8, 2022Publication date: June 22, 2023Inventors: Seung Eun HONG, Jee Hyeon NA, Soo Jung JUNG
-
Patent number: 11641223Abstract: An operation method of a CP may include: collecting, from terminals or ANs, information on AN(s) to which each of the terminals is connectable, and determining a set of active AN(s) based on the information; adjusting connections between active AN(s) and the terminals based on cooperative transmission constraints; calculating first energy efficiency according to the active AN(s), and calculating second energy efficiency in a state in which at least one AN of active AN(s) is deactivated or activated; and maintaining the set of active AN(s) when second energy efficiency is not improved over first energy efficiency, and updating the set of active AN(s) by excluding or further including the at least one AN when second energy efficiency is improved over first energy efficiency, and performing iteratively from the calculating first energy efficiency and second energy efficiency.Type: GrantFiled: August 31, 2021Date of Patent: May 2, 2023Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Soo Jung Jung, Seung Eun Hong
-
Patent number: 11510182Abstract: A resource management method performed by a CP in C-RAN system includes configuring M user-centric cells for M terminals with a plurality of ANs, and determining a number K of orthogonal resource sharing groups sharing a same orthogonal resource; selecting K user-centric cells as group headers for the K orthogonal resource sharing groups, and adding the selected K user-centric cells as group headers to the K orthogonal resource sharing groups; configuring the K orthogonal resource sharing groups by sequentially adding ungrouped user-centric cells to the K orthogonal resource sharing groups; and dividing total system resources into K orthogonal resources, and mapping the divided K orthogonal resources to the K orthogonal resource sharing groups, respectively.Type: GrantFiled: November 12, 2020Date of Patent: November 22, 2022Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seung Kwon Cho, Kyoung Seok Lee, Soo Jung Jung, Tae Gyun Noh
-
Publication number: 20220322287Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: ApplicationFiled: June 11, 2022Publication date: October 6, 2022Applicant: Electronics and Telecommunications Research InstituteInventors: Jae Heung KIM, Jung Im KIM, Kyoung Seok LEE, Soo Jung JUNG, Seung Chan BANG, Byung Han RYU
-
Patent number: 11395258Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: GrantFiled: December 3, 2020Date of Patent: July 19, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Jae Heung Kim, Jung Im Kim, Kyoung Seok Lee, Soo Jung Jung, Seung Chan Bang, Byung Han Ryu
-
Patent number: 11363565Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: GrantFiled: December 3, 2020Date of Patent: June 14, 2022Assignee: Electronics and Telecommunications Research InstituteInventors: Jae Heung Kim, Jung Im Kim, Kyoung Seok Lee, Soo Jung Jung, Seung Chan Bang, Byung Han Ryu
-
Publication number: 20220131577Abstract: An operation method of a CP may include: collecting, from terminals or ANs, information on AN(s) to which each of the terminals is connectable, and determining a set of active AN(s) based on the information; adjusting connections between active AN(s) and the terminals based on cooperative transmission constraints; calculating first energy efficiency according to the active AN(s), and calculating second energy efficiency in a state in which at least one AN of active AN(s) is deactivated or activated; and maintaining the set of active AN(s) when second energy efficiency is not improved over first energy efficiency, and updating the set of active AN(s) by excluding or further including the at least one AN when second energy efficiency is improved over first energy efficiency, and performing iteratively from the calculating first energy efficiency and second energy efficiency.Type: ApplicationFiled: August 31, 2021Publication date: April 28, 2022Inventors: Soo Jung JUNG, Seung Eun HONG
-
Publication number: 20210329708Abstract: Provided is a downlink control information transmitting and receiving method which can maximize the use of limited radio resources by effectively forming an uplink signaling message to be transmitted from a base station to a terminal and transmitting the formed uplink signaling message with a minimum amount of radio resources occupied.Type: ApplicationFiled: June 28, 2021Publication date: October 21, 2021Applicant: Electronics and Telecommunications Research InstituteInventors: Jae-Heung KIM, Kyoung-Seok LEE, Jung-Im KIM, Soo-Jung JUNG
-
Patent number: 11076383Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: GrantFiled: January 28, 2019Date of Patent: July 27, 2021Assignee: Electronics and Telecommunications Research Inst.Inventors: Jae Heung Kim, Jung Im Kim, Kyoung Seok Lee, Soo Jung Jung, Seung Chan Bang, Byung Han Ryu
-
Patent number: 11051341Abstract: Provided is a downlink control information transmitting and receiving method which can maximize the use of limited radio resources by effectively forming an uplink signaling message to be transmitted from a base station to a terminal and transmitting the formed uplink signaling message with a minimum amount of radio resources occupied.Type: GrantFiled: January 6, 2016Date of Patent: June 29, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Jae-Heung Kim, Kyoung-Seok Lee, Jung-Im Kim, Soo-Jung Jung
-
Publication number: 20210168875Abstract: Disclosed is a method for effectively forming uplink control information transmitted through a downlink from a base station to a terminal in a mobile communication system for providing a packet service and transmitting the uplink control information with minimum radio resources occupied. The method includes generating uplink control information; allocating the uplink control information to a downlink-shared radio resource for packet data transmission based on downlink scheduling information; and transmitting the radio resource to a terminal. The present invention is applied to a mobile communication system.Type: ApplicationFiled: February 6, 2021Publication date: June 3, 2021Applicant: Electronics and Telecommunications Research InstituteInventors: Jae-Heung KIM, Young-Jo KO, Kyoung-Seok LEE, Jung-Im KIM, Soo-Jung JUNG
-
Patent number: 11026214Abstract: Provided is a method of transmitting and receiving data using a persistent allocation scheme in order to effectively support a voice service between a base station and a mobile terminal in a packet based mobile communication system. When an error occurs in transmitting control information that indicates whether to use a radio resource using the persistent allocation scheme, the base station may retransmit the control information and thereby maintain a communication quality.Type: GrantFiled: June 22, 2018Date of Patent: June 1, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Kyoung Seok Lee, Jae Heung Kim, Soo Jung Jung, Jae Young Ahn
-
Publication number: 20210160823Abstract: A resource management method performed by a CP in C-RAN system includes configuring M user-centric cells for M terminals with a plurality of ANs, and determining a number K of orthogonal resource sharing groups sharing a same orthogonal resource; selecting K user-centric cells as group headers for the K orthogonal resource sharing groups, and adding the selected K user-centric cells as group headers to the K orthogonal resource sharing groups; configuring the K orthogonal resource sharing groups by sequentially adding ungrouped user-centric cells to the K orthogonal resource sharing groups; and dividing total system resources into K orthogonal resources, and mapping the divided K orthogonal resources to the K orthogonal resource sharing groups, respectively.Type: ApplicationFiled: November 12, 2020Publication date: May 27, 2021Inventors: Seung Kwon CHO, Kyoung Seok LEE, Soo Jung JUNG, Tae Gyun NOH
-
Publication number: 20210092713Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: ApplicationFiled: December 3, 2020Publication date: March 25, 2021Applicant: Electronics and Telecommunications Research InstituteInventors: Jae Heung KIM, Jung Im KIM, Kyoung Seok LEE, Soo Jung JUNG, Seung Chan BANG, Byung Han RYU
-
Patent number: 10932298Abstract: Disclosed is a method for effectively forming uplink control information transmitted through a downlink from a base station to a terminal in a mobile communication system for providing a packet service and transmitting the uplink control information with minimum radio resources occupied. The method includes generating uplink control information; allocating the uplink control information to a downlink-shared radio resource for packet data transmission based on downlink scheduling information; and transmitting the radio resource to a terminal. The present invention is applied to a mobile communication system.Type: GrantFiled: February 11, 2019Date of Patent: February 23, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Jae-Heung Kim, Young-Jo Ko, Kyoung Seok Lee, Jung-Im Kim, Soo-Jung Jung
-
Patent number: 10887865Abstract: Provided is a method for transmitting paging information in a cellular system. An object of the method is transmitting paging information which can improve applicability of a limited radio resource by variably and flexibly setting up and mapping a transport channel and a physical channel in order to transmit information notifying start of downlink information from a base station to a terminal in a cellular system for packet transmission. The method includes the steps of: forming a paging channel (PCH) in a transport channel corresponding to generation of paging information; setting a paging indication channel (PICH) based on the paging information and forming the paging indication channel in a radio resource of a physical layer; and allocating the paging channel to the radio resource of the physical layer.Type: GrantFiled: January 28, 2019Date of Patent: January 5, 2021Assignee: Electronics and Telecommunications Research InstituteInventors: Jae Heung Kim, Jung Im Kim, Kyoung Seok Lee, Soo Jung Jung, Seung Chan Bang, Byung Han Ryu
-
Publication number: 20200329458Abstract: Provided is a method of transmitting and receiving data using a persistent allocation scheme in order to effectively support a voice service between a base station and a mobile terminal in a packet based mobile communication system. When an error occurs in transmitting control information that indicates whether to use a radio resource using the persistent allocation scheme, the base station may retransmit the control information and thereby maintain a communication quality.Type: ApplicationFiled: June 22, 2018Publication date: October 15, 2020Inventors: Kyoung Seok LEE, Jae Heung KIM, Soo Jung JUNG, Jae Young AHN
-
Patent number: 10609752Abstract: A method of reestablishing a radio link which is performed by a wireless communication device that communicates with a peer node includes monitoring quality of a radio link used for communication with the peer node, determining whether radio link reestablishment is needed when the quality of the radio link is less than or equal to a reference value, determining a beam search parameter using at least one of information on the activation status of the radio link and mobility information of the peer node, performing a beam search necessary for radio link reestablishment according to the beam search parameter, and reestablishing a radio link with the peer node using a found beam.Type: GrantFiled: December 26, 2018Date of Patent: March 31, 2020Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Soo Jung Jung, Seung Kwon Baek