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1. 发明申请

US20220408331A1 METHOD AND APPARATUS FOR SWITCHING AERIAL BASE STATIONS IN WIRELESS COMMUNICATION SYSTEM 有权
公开(公告)号：US20220408331A1
公开(公告)日：2022-12-22
申请号：US17826569
申请日：2022-05-27
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Soon Gi PARK , Jun Sik KIM , Seung Jae BAHNG , Jung Sook BAE , Heesoo LEE
IPC分类号： H04W36/16 , H04W36/30 , H04W36/08
摘要： A method for controlling base stations in a wireless communication system may include: performing a monitoring operation on a first base station forming a first cell in a predetermined communication area; determining whether the first base station needs to be replaced; when the first base station needs to be replaced, controlling a second base station to move in a direction of the first base station and form a second cell; when coverages of the first and second cells overlap fully or partially, decreasing a transmit power of the first base station and increasing a transmit power of the second base station; and in response to identifying that all of one or more communication nodes connected to the first cell are handed over to the second base station, determining that the first base station is successfully replaced with the second base station.

2. 发明申请

US20160007243A1 METHOD AND APPARATUS OF MOBILITY MANAGEMENT IN SMALL CELL ENVIRONMENT 审中-公开
标题翻译：小细胞环境中移动性管理的方法与装置
公开(公告)号：US20160007243A1
公开(公告)日：2016-01-07
申请号：US14455000
申请日：2014-08-08
申请人： Electronics and Telecommunications Research Institute
发明人： Soon Gi PARK , Pyeong Jung SONG , Yeon Seung SHIN
IPC分类号： H04W36/00 , H04W24/10
CPC分类号： H04W36/0033 , H04W24/10 , H04W36/0055 , H04W36/04
摘要： The present invention relates to a wireless communication system that supports the mobility management in a small cell environment, the wireless communication system includes a user equipment configured to measure a signal strength of multiple small cells around and transmit the measurement result through a serving cell, and a multiple small base stations configured to store user equipment context information in determined preparation cells among the multiple small cells based on the measurement result, in case that the user equipment context information for cell A among the preparation cells is changed, wherein the multiple small base stations update the changed user equipment context information.
摘要翻译：本发明涉及一种支持小小区环境中的移动性管理的无线通信系统，该无线通信系统包括被配置为测量周围的多个小小区的信号强度并通过服务小区发送测量结果的用户设备，以及多个小型基站，被配置为在所述准备单元中的单元A的用户设备上下文信息改变的情况下，基于所述测量结果，在所述多个小单元之间的确定的准备单元中存储用户设备上下文信息，其中，所述多个小基站站更新已更改的用户设备上下文信息。

3. 发明申请

US20140241323A1 COORDINATED MULTI-POINT TRANSMISSION AND RECEPTION METHOD IN OVERLAID CELL ENVIRONMENT 有权
标题翻译：过度细胞环境中的协调多点传输和接收方法
公开(公告)号：US20140241323A1
公开(公告)日：2014-08-28
申请号：US14045436
申请日：2013-10-03
申请人： Electronics and Telecommunications Research Institute
发明人： Soon Gi PARK , Hyung Sub KIM , Sung Gu CHOI , Byung Han RYU , Nam Hoon PARK
IPC分类号： H04W36/00 , H04L5/00 , H04W36/08
CPC分类号： H04L5/0035 , H04L5/005 , H04W36/0055 , H04W84/045
摘要： According to the present invention, a method of performing coordinated multi-point transmission and reception in an overlaid cellular system in which a first base station and a second base station overlay each other, the method comprising performing a handover using a coordinated multi-point transmission and reception scheme based on CRS-RS (Channel State Indicator-Reference Signal) information of user equipment by the first and second base stations.
摘要翻译：根据本发明，一种在重叠的蜂窝系统中执行协调的多点发送和接收的方法，其中第一基站和第二基站相互重叠，所述方法包括使用协调的多点传输以及基于第一和第二基站的用户设备的CRS-RS（信道状态指示符 - 参考信号）信息的接收方案。

4. 发明申请

US20230136920A1 METHOD AND APPARATUS FOR BEAM-BASED COMMUNICATION IN COMMUNICATION SYSTEM 有权
公开(公告)号：US20230136920A1
公开(公告)日：2023-05-04
申请号：US17976067
申请日：2022-10-28
申请人： Electronics and Telecommunications Research Institute
发明人： Soon Gi PARK , Jun Sik KIM , Sung Cheol CHANG , Sun Mi JUN , Yong Seouk CHOI , Duk Kyung KIM , Gwang Hae KIM
IPC分类号： H04W16/28
摘要： An operation method of a terminal in a communication system may comprise: obtaining a plurality of serving beam measurement values by performing measurement on a plurality of serving beams; identifying a minimum measurement value among the plurality of serving beam measurement values; obtaining a plurality of beam measurement values by performing measurement on a plurality of beams received from a plurality of base stations included in the communication system; determining whether a first condition is satisfied, the first condition being defined based on a result of comparison between the plurality of beam measurement values and a sum of the minimum measurement value and a first offset; and in response to determining that the first condition satisfied, performing communication with at least part of the plurality of serving base stations and a first base station forming a first beam satisfying the first condition.

5. 发明申请

US20220150719A1 METHOD AND APPARATUS FOR CONTROLLING BEAM IN WIRELESS COMMUNICATION SYSTEM 有权
公开(公告)号：US20220150719A1
公开(公告)日：2022-05-12
申请号：US17520165
申请日：2021-11-05
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Soon Gi PARK , Jun Sik KIM , Seung Jae BAHNG , Jung Sook BAE , Heesoo LEE
IPC分类号： H04W16/28 , H04B7/185
摘要： A beam alignment method performed by a first communication node in a communication system may comprise: identifying a position of a first antenna of the first communication node; configuring a first coordinate system based on a physical position and direction of the first antenna, based on information on the position of the first antenna; identifying a position of a second antenna of a second communication node of the communication system; converting information on the position of the second antenna into coordinate information based on the first coordinate system; calculating direction change values of the first antenna based on the information on the position of the second antenna, which is converted based on the first coordinate system; changing a direction of the first antenna based on the direction change values of the first antenna; and updating a beam alignment state between the first and second antennas.

6. 发明申请

US20140308953A1 METHOD AND APPARATUS FOR MANAGING RADIO RESOURCES IN MULTI-CARRIER AND HETNET-INTEGRATED MOBILE ACCESS ENVIRONMENT 审中-公开
标题翻译：用于管理多载波和HETNET集成移动访问环境中的无线电资源的方法和装置
公开(公告)号：US20140308953A1
公开(公告)日：2014-10-16
申请号：US14101998
申请日：2013-12-10
申请人： Electronics and Telecommunications Research Institute
发明人： Soon Gi PARK , Young Jick BAHG , Byung Han RYU , Nam Hoon PARK , Dong Seung KWON
IPC分类号： H04W36/30
CPC分类号： H04W36/165 , H04W36/04 , H04W76/16
摘要： The present invention relates to a method and apparatus for managing radio resources in a multi-carrier and heterogeneous network-integrated radio access environment. A method of managing radio resources in a BS supporting multiple carriers includes sending an RRC connection reconfiguration message, including measurement control information, to UE, receiving a measurement report, including a measurement result for an HetNet RAT cell, from the UE, determining to configure HetNet RAT bearer connection with the UE based on the measurement report, sending an RRC connection reconfiguration message, requesting to configure the HetNet RAT bearer connection, to the UE, and sending some of or the entire traffic for the UE, to the UE through the HetNet RAT bearer. If overload or interference occurs in a serving cell, some of or the entire traffic is transmitted through a cell based on HetNet RAT, if necessary. Accordingly, load balancing or interference coordination can be achieved.
摘要翻译：本发明涉及一种用于管理多载波和异构网络集成无线电接入环境中的无线电资源的方法和装置。一种管理支持多载波的BS中的无线电资源的方法包括向UE发送包括测量控制信息的RRC连接重配置消息，从UE接收包括HetNet RAT小区的测量结果的测量报告，确定配置基于测量报告与UE的HetNet RAT承载连接，向UE发送请求配置HetNet RAT承载连接的RRC连接重配置消息，并向UE发送UE的一些或整个业务，通过 HetNet RAT承载。如果在服务小区中发生过载或干扰，则必要时，通过基于HetNet RAT的小区传送一些或整个业务。因此，可以实现负载平衡或干扰协调。

7. 发明申请

US20220158806A1 METHOD AND APPARATUS FOR SCHEDULING IN COMMUNICATION SYSTEM SUPPORTING ULTRA-HIGH FREQUENCY AND ULTRA-WIDE BAND 有权
公开(公告)号：US20220158806A1
公开(公告)日：2022-05-19
申请号：US17523307
申请日：2021-11-10
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Soon Gi PARK , Jun Sik KIM , Heesoo LEE , Seok Bong HYUN
IPC分类号： H04L5/00 , H04W72/04 , H04B7/0426 , H04B1/00
摘要： An operation method of a central control apparatus in a communication system may include: configuring a unit cluster using a first transceiver and a second transceiver; performing first scheduling so that at least one port among N ports of the first transceiver and M ports of the second transceiver provides communication services to a service coverage of the unit cluster for each scheduling period in a beam sweeping scheme by using a first sub-frequency band; generating first scheduling information including information on identifiers of transceivers and indexes of ports proving the communication services for each scheduling period according to the first scheduling, and transmitting the first scheduling information to the terminal; and controlling the first transceiver and the second transceiver to communicate with the terminal according to the first scheduling information.

8. 发明申请

US20200186233A1 COMMUNICATION METHOD AND DEVICE FOR ULTRA-HIGH-SPEED VEHICLE 审中-公开
公开(公告)号：US20200186233A1
公开(公告)日：2020-06-11
申请号：US16637736
申请日：2018-10-05
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Soon Gi PARK
IPC分类号： H04B7/08 , B61L15/00 , H01Q1/32 , H04B17/318 , H04W16/32 , H04W4/02 , H04W84/00
摘要： A communication method and device for an ultra-high-speed vehicle is disclosed. The communication device comprises: a processor for performing a radio resource control function for communication between a first mobile device and the communication device; a plurality of DAs positioned in a path of the first mobile device and transmitting or receiving a signal according to a control of the processor; and a memory for storing at least one command executed by the processor, wherein the at least one command is executed to configure a first sliding window including n DAs corresponding to a first position of the first mobile device, among the plurality of DAs, and perform communication with the first mobile device located at the first position by using the n DAs. Therefore, the performance of a communication system can be improved.

9. 发明申请

US20220015094A1 OPERATION METHOD OF COMMUNICATION NODE IN MILLIMETER WAVE BASED COMMUNICATION SYSTEM 有权
公开(公告)号：US20220015094A1
公开(公告)日：2022-01-13
申请号：US17486498
申请日：2021-09-27
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Soon Gi PARK , Yong Seouk CHOI
IPC分类号： H04W72/04 , H04W24/02 , H04W36/00
摘要： An operation method of a communication node in a millimeter-wave based communication system may comprise when a first communication path between the second base station and the terminal connected to the first base station is not established, transmitting a radio resource control (RRC) request message requesting establishment of the first communication path to the second base station via the first base station; receiving an RRC response message from the second base station via the first base station, the RRC response message being a response to the RRC request message; and establishing the first communication path based on the RRC response message.

10. 发明申请

US20200162147A1 METHOD FOR OPERATING VERY HIGH FREQUENCY BASED ACCESS NETWORK, AND APPARATUS FOR THE SAME 审中-公开
公开(公告)号：US20200162147A1
公开(公告)日：2020-05-21
申请号：US16684336
申请日：2019-11-14
申请人： Electronics and Telecommunications Research Institute
发明人： Soon Gi PARK , Jun Sik KIM
IPC分类号： H04B7/06 , H04W16/28
摘要： A method for operating cells, performed by a central unit (CU) using at least one antenna assembly arranged around a moving path of moving objects, may comprise forming a cell for each of at least two layers by using the at least one antenna assembly; and moving the cell at a speed configured for a layer corresponding to the cell, wherein the cell is connected to a moving object having a speed corresponding to the speed configured for the layer corresponding to the cell.

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