公开(公告)号：US20170155434A1

公开(公告)日：2017-06-01

申请号：US15322567

申请日：2015-07-30

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae KIM ,  Inkwon SEO ,  Jinyup HWANG ,  Seungmin LEE ,  Kijun KIM

IPC: H04B7/0456 ,  H04L25/02 ,  H04L27/26 ,  H04L5/00 ,  H04W72/04 ,  H04W76/02

CPC classification number: H04B7/0456 ,  H04L1/0003 ,  H04L1/0009 ,  H04L1/0031 ,  H04L5/0016 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/0051 ,  H04L25/0204 ,  H04L25/021 ,  H04L25/0224 ,  H04L27/2666 ,  H04W72/042 ,  H04W76/14

Abstract: Disclosed is a method for supporting device-to-device (D2D) communication to which multiple-input and multiple-output (MIMO) technology is applied in a wireless communication system. The method for supporting D2D communication includes receiving, from a transmission end, a resource configuration associated with transmission and reception of a first reference signal and D2D data of a D2D resource pool in an uplink resource; transmitting, to the transmission end, the first reference signal related to at least one first antenna port of the D2D terminal through an uplink resource according to the resource configuration; receiving, through the uplink resource, D2D data and a second reference signal from at least one second antenna port among a plurality of second antenna ports of the transmission end determined based on the first reference signal; and decoding the received D2D data based on a precoding applied to the second reference signal.

公开(公告)号：US20170135083A1

公开(公告)日：2017-05-11

申请号：US15414245

申请日：2017-01-24

Applicant: LG ELECTRONICS INC.

Inventor： Inkwon SEO ,  Hanbyul SEO ,  Hakseong KIM

IPC: H04W72/04 ,  H04L5/00

CPC classification number: H04W72/042 ,  H04L5/00 ,  H04L5/0048 ,  H04L5/0053 ,  H04L27/0012 ,  H04W12/00 ,  H04W12/02 ,  H04W48/12

Abstract: One embodiment of the present invention provides a method for enabling a terminal to receive control information in a wireless communication system, comprising the steps of: determining resource units for Enhanced Physical Downlink Control Channel (EPDCCH) of a plurality of resource units, with respect to each of one or more resource sets; and blind-decoding the resource units for the EPDCCH with respect to each of the one or more resource sets, wherein each of the one or more resource sets is set for one of localized EPDCCH transmission or distributed EPCCH transmission.

公开(公告)号：US20170094642A1

公开(公告)日：2017-03-30

申请号：US15126515

申请日：2015-03-27

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Suckchel YANG ,  Hanbyul SEO ,  Inkwon SEO

IPC: H04W72/04 ,  H04L1/18 ,  H04L5/22

CPC classification number: H04W72/042 ,  H04L1/1861 ,  H04L1/1887 ,  H04L5/0055 ,  H04L5/1469 ,  H04L5/22

Abstract: The present invention relates to a method and a device for receiving a downlink signal by a terminal in a time division duplex (TDD) wireless communication system supporting a wireless resource usage change. Specifically, the present invention comprises the steps of: configuring system information block (SIB)-based uplink-downlink configuration 0 as an uplink (UL) reference configuration; and receiving downlink control information including a first field which defines an uplink (UL) index or a downlink assignment index, wherein the downlink control information is received through a common search space, and the first field is determined as the uplink (UL) index when a downlink control information (DCI) format relating to the DL control information is DCI format 0.

公开(公告)号：US20170070968A1

公开(公告)日：2017-03-09

申请号：US15118842

申请日：2015-02-13

Applicant: LG Electronics Inc.

Inventor： Hakseong KIM ,  Inkwon SEO ,  Hanbyul SEO ,  Daewon SEO ,  Youngtae KIM ,  Hyukjin CHAE

IPC: H04W56/00 ,  H04L27/26 ,  H04L5/00

CPC classification number: H04W56/0015 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0053 ,  H04L27/2602 ,  H04L27/2613 ,  H04L27/2692 ,  H04W76/14

Abstract: The present invention relates to a method and an apparatus which enable a terminal to transmit a signal for device-to-device (D2D) communication in a wireless communication system. Specifically, the present invention transmits a synchronization signal for D2D communication and a demodulation reference signal (DM-RS) for demodulation of the synchronization signal, wherein the base sequence of the demodulation reference signal is generated using a synchronization reference ID.

Abstract translation: 本发明涉及一种能够使终端在无线通信系统中发送用于设备到设备（D2D）通信的信号的方法和装置。 具体地，本发明发送用于D2D通信的同步信号和用于解调同步信号的解调参考信号（DM-RS），其中使用同步参考ID生成解调参考信号的基本序列。

公开(公告)号：US20160360510A1

公开(公告)日：2016-12-08

申请号：US15116493

申请日：2015-03-11

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Joonkui AHN ,  Yunjung YI ,  Inkwon SEO

IPC: H04W72/04 ,  H04L1/18 ,  H04L5/14 ,  H04W76/04

CPC classification number: H04W72/042 ,  H04L1/1822 ,  H04L5/0053 ,  H04L5/1469 ,  H04W72/0413 ,  H04W72/0446 ,  H04W76/28

Abstract: Disclosed in the present application is a method for detecting a downlink control channel by a terminal in DRX mode in a wireless communication system applying carrier aggregation technique. Specifically, the method comprises the steps of: setting downlink control channel detection sub-frames in a TDD primary cell and an FDD secondary cell on the basis of a specific uplink/downlink sub-frame setting related to the TDD primary cell; detecting the downlink control channel in one of the downlink control channel detection sub-frames through the TDD primary cell or the FDD secondary cell while a preset DRX related timer defined by the number of sub-frames operates: and receiving a downlink data signal on the basis of the detected downlink control channel, wherein the downlink control channel detection sub-frames in the FDD secondary cell are sub-frames on the FDD secondary cell, conforming to the location of downlink sub-frames in the specific uplink/downlink sub-frame setting or the location of special sub-frames including a downlink resource having the length identical to or greater than a preset length.

Abstract translation: 在本申请中公开了一种在应用载波聚合技术的无线通信系统中通过终端在DRX模式下检测下行链路控制信道的方法。 具体地说，该方法包括以下步骤：根据与TDD主小区相关的特定上行/下行子帧设置，在TDD主小区和FDD二次小区中设定下行链路控制信道检测子帧; 在通过所述TDD主小区或所述FDD二次小区的下行链路控制信道检测子帧之一中检测下行链路控制信道，而由所述子帧数量定义的预设的DRX相关定时器操作，并且在所述下行链路控制信道检测子帧中接收下行链路数据信号 检测下行链路控制信道的基础，其中FDD二次小区中的下行链路控制信道检测子帧是FDD二次小区上的子帧，符合特定上行链路/下行链路子帧中的下行链路子帧的位置 设置或包括具有等于或大于预设长度的长度的下行链路资源的特殊子帧的位置。

公开(公告)号：US20160278055A1

公开(公告)日：2016-09-22

申请号：US15099886

申请日：2016-04-15

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun PARK ,  Inkwon SEO ,  Hanbyul SEO ,  Kijun KIM ,  Suckchel YANG

IPC: H04W72/04 ,  H04L5/00 ,  H04W4/06

CPC classification number: H04W72/042 ,  H04L5/00 ,  H04L5/0007 ,  H04L5/0044 ,  H04L5/005 ,  H04L5/0053 ,  H04L5/0091 ,  H04L12/1881 ,  H04W4/06 ,  H04W72/0446 ,  H04W72/12 ,  H04W76/10 ,  H04W76/11

Abstract: The present invention relates to a wireless communication system, and more specifically, disclosed are a method and an apparatus for transmitting or receiving a downlink signal by considering an antenna port relationship. A method for user equipment receiving a physical downlink shared channel (PDSCH) signal in the wireless communication system, according to one embodiment of the present invention, comprises the steps of: determining a start symbol index of the PDSCH from a downlink subframe; and receiving the PDSCH signal based on the start symbol index, wherein the PDSCH can be scheduled by means of downlink control information (DCI) which is received through a physical downlink control channel (PDCCH) or an enhanced PDCCH (EPDCCH). When the DCI is comprised according to DCI format 1A, which is transmitted through the EPDDCH, and the downlink subframe is a non-multicast broadcast single frequency network (MBSFN) subframe, the start symbol index can be determined depending on an EPDCCH start symbol value which is established by an upper layer.

公开(公告)号：US20160205673A1

公开(公告)日：2016-07-14

申请号：US15077749

申请日：2016-03-22

Applicant: LG ELECTRONICS INC.

Inventor： Inkwon SEO ,  Hanbyul SEO ,  Kijun KIM

IPC: H04W72/04 ,  H04L5/00 ,  H04L29/06 ,  H04J11/00

CPC classification number: H04W72/042 ,  H04B15/00 ,  H04J11/005 ,  H04L5/0007 ,  H04L5/0053 ,  H04L5/0073 ,  H04L65/4076 ,  H04W72/0413 ,  H04W72/0446 ,  H04W84/045

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and device for transmitting and receiving a downlink control channel for controlling inter-cell interference in a wireless communication system. An embodiment of the present invention provides a method for transmitting a downlink control channel from a base station to a terminal, and the method may comprise: a step of determining whether a downlink subframe is of a first type or a second type; and a step in which if the downlink subframe is of the first type, the number of OFDM symbols for transmitting the downlink control channel is set to a preset value (N), and the downlink control channel is transmitted using N OFDM symbols.

公开(公告)号：US20160183112A1

公开(公告)日：2016-06-23

申请号：US14909648

申请日：2014-08-04

Applicant: LG ELECTRONICS INC.

Inventor： Suckchel YANG ,  Joonkui AHN ,  Yunjung YI ,  Hyangsun YOU ,  Bonghoe KIM ,  Inkwon SEO

IPC: H04W24/08 ,  H04W4/00

CPC classification number: H04B17/18 ,  H04B17/00 ,  H04L5/0053 ,  H04L5/006 ,  H04L5/0082 ,  H04W4/70 ,  H04W24/08

Abstract: The present invention relates to a wireless communication system. Specifically, the present invention relates to a method and an apparatus for a terminal to monitor a radio link in a wireless communication system, the method comprising: a step for receiving a radio frame including a plurality of subframes; a step for generating measurement results on the basis of the signal in the radio frame; and a step for evaluating the state of the radio link of the radio frame by comparing the measurement results with one or more threshold values, wherein if a repetition is applied to a physical downlink control channel (PDCCH) transmission, the measurement results are generated on the basis of the combined signal in L (L>1) subframes, and if the repetition is not applied to the PDCCH transmission, the measurement results are generated on the basis of the signal in a single subframe.

Abstract translation: 无线通信系统技术领域本发明涉及一种无线通信系统。 具体而言，本发明涉及一种终端监视无线通信系统中的无线链路的方法和装置，该方法包括：接收包括多个子帧的无线帧的步骤; 基于无线电帧中的信号产生测量结果的步骤; 以及通过将测量结果与一个或多个阈值进行比较来评估无线电帧的无线链路的状态的步骤，其中如果重复应用于物理下行链路控制信道（PDCCH）传输，则测量结果被生成在 在L（L> 1）个子帧中的组合信号的基础上，并且如果重复不应用于PDCCH传输，则基于单个子帧中的信号来生成测量结果。

公开(公告)号：US20160165580A1

公开(公告)日：2016-06-09

申请号：US14956646

申请日：2015-12-02

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun PARK ,  Inkwon SEO ,  Hyungtae KIM ,  Hanbyul SEO ,  Seungmin LEE ,  Kijun KIM ,  Youngseob CHOI

IPC: H04W72/04 ,  H04W72/08

CPC classification number: H04W72/042 ,  H04B7/0417 ,  H04L5/0007 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/005 ,  H04L5/0051 ,  H04L5/0057 ,  H04L25/0224 ,  H04W52/146 ,  H04W52/242 ,  H04W52/40 ,  H04W72/0413 ,  H04W72/08 ,  H04W72/085 ,  H04W88/085

Abstract: A method of performing measurement at a user equipment (UE) in a wireless communication system is disclosed. The method includes receiving channel status information-reference signals (CSI-RSs) for channel status information feedback from plurality of transmission points (TPs), performing radio resource management (RRM) measurement based on the CSI-RSs, and selecting one or more TPs for receiving a signal from among the plurality of TPs based on the result of measurement.

Abstract translation: 公开了一种在无线通信系统中的用户设备（UE）进行测量的方法。 该方法包括从多个传输点（TP）接收用于信道状态信息反馈的信道状态信息参考信号（CSI-RS），基于CSI-RS执行无线电资源管理（RRM）测量，以及选择一个或多个TP 用于基于测量结果从多个TP中接收信号。

公开(公告)号：US20160143048A1

公开(公告)日：2016-05-19

申请号：US14900404

申请日：2014-06-26

Applicant: LG ELECTRONICS INC

Inventor： Seungmin LEE ,  Inkwon SEO ,  Hanbyul SEO

IPC: H04W72/12 ,  H04L12/24 ,  H04W76/04

CPC classification number: H04W72/1205 ,  H04L41/0813 ,  H04W24/08 ,  H04W52/0216 ,  H04W52/0225 ,  H04W52/0229 ,  H04W72/1289 ,  H04W76/28 ,  Y02D70/00 ,  Y02D70/1222 ,  Y02D70/1224 ,  Y02D70/1242 ,  Y02D70/1262 ,  Y02D70/1264 ,  Y02D70/142 ,  Y02D70/146 ,  Y02D70/23 ,  Y02D70/24 ,  Y02D70/25

Abstract: The present invention relates to a method and an apparatus for receiving a signal from a terminal in a wireless communication system supporting reconfiguration of a wireless resource. Specifically, the present invention comprises the method for receiving, during a reconfiguration period, a plurality of reconfiguration messages from a subframe at a location indicated by means of upper layer signaling, wherein the plurality of reconfiguration messages indicate the same uplink-downlink configuration within the reconfiguration period.

Abstract translation: 本发明涉及一种在支持无线资源的重新配置的无线通信系统中从终端接收信号的方法和装置。 具体地说，本发明包括在重新配置周期期间从在上层信令所指示的位置处的子帧接收多个重配置消息的方法，其中所述多个重新配置消息指示所述重配置消息内的相同上行链路 - 下行链路配置 重新配置周期。