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1. 发明申请

US20160192341A1 BASE STATION AND SIGNAL TRANSMITTING CONTROL METHOD OF THE SAME, AND WIRELESS COMMUNICATION SYSTEM 有权
标题翻译：基站和信号发送控制方法及无线通信系统
公开(公告)号：US20160192341A1
公开(公告)日：2016-06-30
申请号：US14984077
申请日：2015-12-30
申请人： Electronics and Telecommunications Research Institute
发明人： Ji Soo PARK , Jun Woo KIM , Youn Ok PARK , Seung Jae BAHNG , Yong Su LEE
IPC分类号： H04W72/04 , H04W72/08 , H04W72/00
CPC分类号： H04B7/0408
摘要： Disclosed is a base station transmitting multiple beams to multiple beam areas, including: a determination unit determining at least any one of whether a downlink control signal is transmitted through the multiple beams transmitted to the multiple beam areas and a transmission section; a generation unit generating signal transmitting control information including at least any one of whether the downlink control signal is transmitted, the transmission section of the downlink control signal, and derivation information to derive a change of an access beam for a terminal that accesses the multiple beams; a communication unit downlink-transmitting the signal transmitting control information to the multiple beam areas or the multiple beams; and a control unit controlling transmission of the downlink control signal based on the signal transmitting control information.
摘要翻译：公开了将多个波束发送到多个波束区域的基站，包括：确定单元，确定通过发送到多个波束区域的多个波束是否发送下行链路控制信号和发送部分中的至少一个; 生成单元，生成信号发送控制信息，所述控制信息包括下行链路控制信号是否被发送，下行链路控制信号的发送部分和导出信息中的至少一个，以导出接入多个波束的终端的接入波束的改变 ; 通信单元下行链路 - 将信号发送控制信息发送到多个波束区域或多个波束; 以及控制单元，其基于所述信号发送控制信息来控制所述下行链路控制信号的发送。

2. 发明申请

US20160191129A1 SYSTEM AND METHOD FOR MULTI-USER MULTIPLE POLARIZED INPUT MULTIPLE OUTPUT (MU-MPIMO) 审中-公开
标题翻译：多用户多输入多输出（MU-MPIMO）的系统和方法
公开(公告)号：US20160191129A1
公开(公告)日：2016-06-30
申请号：US14942227
申请日：2015-11-16
申请人： Electronics and Telecommunications Research Institute , Industry-University Cooperation Foundation Sunmoon University
发明人： Go San NOH , Seung Jae BAHNG , Jin Up KIM , Youn Ok PARK , Chang Yong SHIN
IPC分类号： H04B7/04 , H04B7/06
CPC分类号： H04B7/0469 , H04B7/0452 , H04B7/10
摘要： Provided are multiple polarized input multiple output system and method for wireless communication which are capable of simultaneously transmitting respective data streams to a plurality of users by transmitting from multiple polarized input to multiple output in proportion to the number of polarized antennas or the number of polarizations used in a transmitter.
摘要翻译：提供了用于无线通信的多极化输入多输出系统和方法，其能够通过与多个极化天线的数量或所使用的极化数量成比例地从多个偏振输入到多个输出发送而将相应数据流同时发送到多个用户在发射机。

3. 发明申请

US20150230287A1 BASE STATION AND COMMUNICATION SYSTEM INCLUDING THE SAME, AND COORDINATED COMMUNICATION METHOD OF BASE STATION 有权
标题翻译：包括其基站和通信系统以及基站的协调通信方法
公开(公告)号：US20150230287A1
公开(公告)日：2015-08-13
申请号：US14620927
申请日：2015-02-12
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Young Jin MOON , Seung Jae BAHNG , Youn Ok PARK , Dong Seung KWON
IPC分类号： H04W88/08 , H04W76/02
CPC分类号： H04W88/085 , H04B7/022
摘要： Disclosed is a base station that performs coordinated communication with a plurality of remote radio heads (RRHs), including: a communication unit receiving source signals from the plurality of remote radio heads; a measurement unit measuring signal intensities and delay times of the respective source signals; a selection unit selecting remote radio heads that will perform the coordinated communication among the plurality of remote radio heads based on the signal intensities and the delay times; and a demodulation unit demodulating source signals received from the selected remote radio heads.
摘要翻译：公开了一种与多个远程无线电头（RRH）进行协调通信的基站，包括：通信单元，从多个远程无线电头接收源信号; 测量单元，测量各个源信号的信号强度和延迟时间; 选择单元，基于所述信号强度和所述延迟时间来选择将在所述多个远程无线电头中执行协调通信的远程无线电头; 以及解调单元，解调从所选择的远程无线电头接收的源信号。

4. 发明申请

US20220272716A1 METHOD AND APPARATUS OF MULTI-LINK COMMUNICATION FOR VEHICLE IN COMMUNICATION SYSTEM 有权
公开(公告)号：US20220272716A1
公开(公告)日：2022-08-25
申请号：US17681212
申请日：2022-02-25
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： An Seok LEE , Heesoo LEE , Seung Jae BAHNG , Jung Sook BAE
IPC分类号： H04W72/12 , H04W24/02 , H04W76/15 , H04W16/28 , H04W4/40
摘要： An operation method performed by an access point in a communication system may comprise: transmitting, to a first station, a first frame by using a third communication scheme, the first frame including information on an address of the first station, a first transmission time length, a first reception order, and a first communication scheme to be used for transmitting data to the first station, and information on a second transmission time length, a second reception order, and a second communication scheme to be used for transmitting second data to one or more second stations; receiving, from the first station, a first response frame for the first frame from the first station at a first reception time; and receiving, from the second station, a second response frame for the first frame at a second reception time.

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

US20200154461A1 METHOD FOR DATA RETRANSMISSION IN WIRELESS COMMUNICATION SYSTEM AND APPARATUS FOR THE SAME 审中-公开
公开(公告)号：US20200154461A1
公开(公告)日：2020-05-14
申请号：US16671210
申请日：2019-11-01
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Seung Jae BAHNG
IPC分类号： H04W72/12 , H04W28/06 , H04W72/04 , H04L5/00 , H04L27/26
摘要： An operation method of a transmitting apparatus in a wireless communication system includes transmitting, to a receiving apparatus, reverse mapping flag information indicating a direction of mapping data symbols to one or more subcarriers included in a resource block allocated to the receiving apparatus; mapping the data symbols to the one or more subcarriers of the resource block based on the reverse mapping flag information; and transmitting the resource block to the receiving apparatus. According to the embodiments of the present disclosure, the amount of subcarrier phase shift noises due to an SFO occurring in proportion to synchronization impairment and subcarrier index can be reduced in a multi-carrier communication system, thereby increasing data retransmission efficiency.

7. 发明申请

US20150288429A1 METHOD AND APPARATUS OF DATA TRANSMISSION FOR COOPERATION COMMUNICATION 审中-公开
标题翻译：数据传输方法与装置合作通信
公开(公告)号：US20150288429A1
公开(公告)日：2015-10-08
申请号：US14623692
申请日：2015-02-17
申请人： Electronics and Telecommunications Research Institute
发明人： Kyung Yeol SOHN , Hoon LEE , Seung Jae BAHNG
IPC分类号： H04B7/02 , H04B7/155 , H04L1/06 , H04L5/00
CPC分类号： H04B7/026 , H04B7/12 , H04B7/15592 , H04L1/0077 , H04L1/0606 , H04L1/0625 , H04L1/0643 , H04L1/0662 , H04L5/0023
摘要： Disclosed are a method and an apparatus for data transmission that apply a transmission diversity method which does not decrease transmission rate even when the number of transmission antennas is 3 or more for frequency division multiplexing scheme downlink cooperation communication to allow a terminal to have an excellent diversity characteristic.
摘要翻译：公开了一种用于数据传输的方法和装置，其应用即使当发射天线的数量为3或更多的频分复用方案下行链路合作通信时也不降低传输速率的传输分集方法，以允许终端具有优异的分集特性。

8. 发明申请

US20150229364A1 TRANSMITTER AND RECEIVER OF MULTIPLE-SUBCARRIER SIGNALS THROUGH POLARIZATION ANTENNA AND METHOD FOR CONTROLLING THE SAME 有权
标题翻译：通过极化天线的多个SUBCARRIER信号的发射机和接收机及其控制方法
公开(公告)号：US20150229364A1
公开(公告)日：2015-08-13
申请号：US14612770
申请日：2015-02-03
申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
发明人： Jun Woo KIM , Seung Jae BAHNG , Go San NOH , Youn Ok PARK
IPC分类号： H04B7/02 , H04L27/12 , H04L27/14 , H04W72/04
CPC分类号： H04J11/003 , H04B7/10 , H04L5/0051 , H04L25/03343 , H04L27/261 , H04L27/2626
摘要： Disclosed is a data transmitter, including: a demultiplexer configured to demultiplex a data subcarrier, and a training sequence or a pilot subcarrier included in a signal which needs to be frequency-shifted among a plurality of signals; a frequency shift unit configured to frequency-shift the demultiplexed data subcarrier based on a predetermined frequency; a superposition unit configured to generate a polarization signal by superimposing the demultiplexed training sequence or pilot subcarrier, and the frequency-shifted data subcarrier; and a polarization antenna configured to transmit a signal which need not be frequency-shifted and the generated polarization signal among the plurality of signals.
摘要翻译：公开了一种数据发送器，包括：解复用器，被配置为对数据副载波进行解复用;以及训练序列或导频副载波，其包括在需要在多个信号中频移的信号中; 频移单元，被配置为基于预定频率对所解复用的数据子载波进行频移; 配置为通过叠加解复用的训练序列或导频子载波和频移数据子载波来产生极化信号的叠加单元; 以及极化天线，被配置为在多个信号中发送不需要频移的信号和产生的极化信号。

9. 发明申请

US20150140940A1 APPARATUS FOR TRANSMITTING MULTIPLE STREAMS AND METHOD FOR TRANSMITTING MULTIPLE STREAMS 审中-公开
标题翻译：用于发送多个流的装置和用于发送多个流的方法
公开(公告)号：US20150140940A1
公开(公告)日：2015-05-21
申请号：US14537323
申请日：2014-11-10
申请人： Electronics and Telecommunications Research Institute
发明人： Seung Jae BAHNG , Go San NOH , Jun Woo KIM , Young Jo BANG , Kyung Yeol SOHN , Youn Ok PARK
IPC分类号： H04B7/10 , H04B1/04
CPC分类号： H04B7/10 , H04B1/04 , H04B1/0483
摘要： Disclosed is an apparatus for transmitting multiple streams, including: a polarized wave control unit generating non-orthogonal polarization information for three or more input streams; a polarized wave generating unit polarizing three or more input streams in a baseband based on the non-orthogonal polarization information to generate vertical and horizontal polarization components; and a polarized wave transmitting unit transmitting the plurality of vertical and horizontal polarization components through dual polarization antennas.
摘要翻译：公开了一种用于发送多个流的装置，包括：对三个或更多个输入流产生非正交偏振信息的偏振波控制单元; 偏振波发生单元，基于所述非正交偏振信息来偏振基带中的三个或更多个输入流，以产生垂直和水平偏振分量; 以及偏振波发送单元，其通过双极化天线发送多个垂直和水平偏振分量。

10. 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.

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