公开(公告)号：US20190069276A1

公开(公告)日：2019-02-28

申请号：US16065561

申请日：2018-04-27

Applicant: LG Electronics Inc.

Inventor： Kyuhwan KWAK ,  Inkwon SEO ,  Yunjung YI ,  Hyunho LEE ,  Daesung HWANG

IPC: H04W72/04 ,  H04L5/00

Abstract: A method of receiving a downlink control channel at a user equipment (UE) in a wireless communication system is disclosed. The method includes receiving information on a resource element group (REG) bundle size and information on a size of a matrix for interleaving a plurality of REGs configuring at least one control channel element (CCE) through a higher layer, determining the matrix for interleaving the plurality of REGs based on the information on the size of the matrix and the information on the REG bundle size, interleaving the plurality of REGs bundled into one or more REG bundles according to the REG bundle size using the matrix, and receiving the downlink control channel based on the plurality of interleaved REGs.

公开(公告)号：US20190028162A1

公开(公告)日：2019-01-24

申请号：US16070203

申请日：2017-02-03

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Daesung HWANG ,  Seungmin LEE ,  Yunjung YI

IPC: H04B7/0456 ,  H04L1/18 ,  H04B7/06 ,  H04L5/00 ,  H04W72/04

Abstract: A method for mapping, as uplink data channel resource, uplink control information for a terminal configured to support multiple transmission time interval (TTI) lengths in a wireless communication system, according to one embodiment of the present invention, wherein the method is carried out by the terminal, comprises the steps of: mapping an encoding symbol for a rank indicator (RI) on each resource element, in an ascending order of a frequency index beginning with a resource element of the minimum frequency index, from on a second symbol adjacent to a first symbol onto which an uplink reference signal is mapped in an uplink data channel resource in a TTI having a specific length from the multiple TTI lengths; and mapping an encoding symbol for a channel quality indicator (CQI) or a precoding matrix indicator (PMI) on each of the resource elements, in an ascending order of the frequency index beginning with the resource element of the minimum frequency index or in a descending order of the frequency index beginning with a resource element of the maximum frequency index, from on a specific symbol of the uplink data channel resource.

公开(公告)号：US20190007175A1

公开(公告)日：2019-01-03

申请号：US16060854

申请日：2016-12-09

Applicant: LG ELECTRONICS INC.

Inventor： Kyuhwan KWAK ,  Daesung HWANG ,  Yunjung YI ,  Hyunho LEE

IPC: H04L1/18 ,  H04L5/00 ,  H04W72/04

Abstract: The present specification relates to a method for transmitting uplink control channels in a wireless communication system, the method being performed by a terminal and comprising the steps of: receiving, from a base station, information on a cyclic shift (CS) index configuration, which indicates the configuration of an index group for a CS related to uplink control channel transmission; transmitting a first physical uplink control channel by using a first CS index included in the CS index group and a base sequence having a particular length; and transmitting a second physical uplink control channel by using a second CS index included in the CS index group and the base sequence having the particular length, wherein the first CS index is used for symbols that are not overlapped between transmission time intervals (TTI) for transmitting the physical uplink control channel, and the second CS index is used for symbols that are overlapped between the TTI.

公开(公告)号：US20180376495A1

公开(公告)日：2018-12-27

申请号：US16063191

申请日：2016-12-16

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Kijun KIM ,  Eunsun KIM ,  Suckchel YANG ,  Yunjung YI ,  Youngtae KIM ,  Daesung HWANG

IPC: H04W72/12 ,  H04L5/00 ,  H04W48/12

CPC classification number: H04W72/1289 ,  H04L5/00 ,  H04L5/0048 ,  H04L27/2613 ,  H04W48/12 ,  H04W72/04 ,  H04W72/0446

Abstract: Provided is an uplink reference signal transmitting method for a terminal configured to support a length of a transmission time interval (TTI) in a wireless communication system according to an embodiment of the present invention. The method is performed by a terminal and may comprise the steps of: receiving configuration information associated with an uplink reference signal for a plurality of TTIs from a base station; and transmitting an uplink reference signal in at least one TTI from among the plurality of TTIs, using the received configuration information, wherein the configuration information may be included in signaling that schedules at least one TTI from among the plurality of TTIs.

公开(公告)号：US20180375619A1

公开(公告)日：2018-12-27

申请号：US16062083

申请日：2016-12-19

Applicant: LG ELECTRONICS INC.

Inventor： Daesung HWANG ,  Eunsun KIM ,  Seungmin LEE ,  Suckchel YANG ,  Yunjung YI ,  Hyunho LEE

IPC: H04L1/18 ,  H04W28/06 ,  H04L5/00 ,  H04L1/16 ,  H04W72/04

Abstract: Provided is a method for a user equipment (UE) for reporting uplink control information according to one embodiment of the present specification. The method may comprise the steps of: determining whether a simultaneous transmission is permitted of a first uplink control channel configured with a transmission time interval (TTI) of a first size and a second uplink control channel configured with a TTI of a second size which is different from the first size; if a simultaneous transmission is permitted, then determining if a full or partial overlap exists between a resource for the first uplink control channel and a resource for the second uplink control channel; and, if a full or partial overlap of resources exist, then selecting any one from among the first uplink control channel and second uplink control channel, and transmitting uplink control information to be transmitted by the first uplink control channel and second uplink control by means of the selected uplink control channel.

公开(公告)号：US20180343642A1

公开(公告)日：2018-11-29

申请号：US15777864

申请日：2016-11-25

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Yunjung YI ,  Seungmin LEE ,  Hyangsun YOU

IPC: H04W72/04 ,  H04L5/00

CPC classification number: H04W72/042 ,  H04L5/0048 ,  H04L5/0053 ,  H04L5/0091 ,  H04W72/0446

Abstract: According to one embodiment of the present invention, a method by which a terminal decodes a downlink control channel for a terminal configured so as to support a multi transmission time interval (TTI) length in a wireless communication system can comprise the steps of: receiving information on whether physical resource block (PRB) bundling occurs for a downlink control channel or on bundling size thereof; and decoding downlink control channels at a first TTI on the basis of the assumption that the same precoder has been applied to downlink control channels within the same PRB bundling, when the PRB bundling is configured for the downlink control channel.

公开(公告)号：US20180338318A1

公开(公告)日：2018-11-22

申请号：US15528036

申请日：2015-12-02

Applicant: LG ELECTRONICS INC.

Inventor： Kunil YUM ,  Suckchel YANG ,  Seungmin LEE ,  Daesung HWANG ,  Hyunho LEE

IPC: H04W72/12

CPC classification number: H04W72/1205 ,  H04B7/0413 ,  H04J11/00 ,  H04L5/00 ,  H04L5/001 ,  H04L5/0094 ,  H04L27/2602 ,  H04W72/0453

Abstract: An embodiment of the present invention relates to a method for receiving control information by a user equipment (UE) having multiple component carrier groups configured therefor in a wireless communication system. The method may comprise the steps of: receiving, from a base station, configuration information on the transmission of main control information which comprises common control information for individual component carrier groups; and attempting to detect main control information for each of the multiple component carrier groups and sub-control information comprising individual component carrier-specific control information, using the configuration information, wherein the configuration information may comprise information on the transmission cycle and transmission offset of the main control information for each of the multiple component carrier groups.

公开(公告)号：US20180227885A1

公开(公告)日：2018-08-09

申请号：US15746638

申请日：2016-08-09

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Suckchel YANG ,  Seungmin LEE

IPC: H04W72/04 ,  H04L5/00

Abstract: A method for receiving a signal or transmitting a signal on a plurality of component carriers (CCs) in a wireless communication system, according to an embodiment of the present invention, is performed by means of a terminal and comprises the steps of: in order to receive multiple CC downlink control information scheduling one or more CCs, blind decoding the multiple CC downlink control information in a search space on a particular CC; and, on the basis of the received multiple CC downlink control information, transmitting an uplink control or data channel or receiving a downlink data channel on one or more of the CCs, wherein the received multiple CC downlink control information can comprise transmission mode (TM) dependent multiple CC downlink control information or fallback multiple CC downlink control information.

公开(公告)号：US20180109364A1

公开(公告)日：2018-04-19

申请号：US15834769

申请日：2017-12-07

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun PARK ,  Kijun KIM ,  Hanbyul SEO ,  Hanjun PARK ,  Byounghoon KIM ,  Hyungtae KIM ,  Hyunho LEE

IPC: H04L5/00 ,  H04B7/06 ,  H04W72/04 ,  H04W92/20

CPC classification number: H04L5/0035 ,  H04B7/024 ,  H04B7/0617 ,  H04B7/0632 ,  H04B7/0639 ,  H04B17/382 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/0094 ,  H04W72/0426

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and device for performing or supporting NIB coordinated multi-point (CoMP) transmission in a wireless communication system. The method for performing NIB CoMP transmission in the wireless communication system according to an embodiment of the present invention may include: transmitting a first-type signal including one or more sets of first CoMP hypotheses from a first network node to a second network node; and receiving at the first network node a second-type signal including one or more sets of second CoMP hypotheses from the second network node. The first-type signal and the second-type signal are defined as having the same information format, and the first-type signal or the second-type signal may be identified based on a specific bit of the information format.

公开(公告)号：US20180049228A1

公开(公告)日：2018-02-15

申请号：US15675648

申请日：2017-08-11

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Yunjung YI

IPC: H04W72/12 ,  H04L5/00 ,  H04W72/04

CPC classification number: H04W72/1268 ,  H04L5/0007 ,  H04L5/0044 ,  H04L5/0048 ,  H04L5/005 ,  H04L5/0053 ,  H04L5/0082 ,  H04L5/0094 ,  H04W48/08 ,  H04W56/0005 ,  H04W72/0413 ,  H04W72/0446 ,  H04W72/1284 ,  H04W72/14

Abstract: According to one embodiment of the present invention, a method of transmitting uplink, which is transmitted by a terminal in a wireless communication system, includes receiving a first control signal indicating a shortened transmission time interval (sTTI) or a symbol at which a common reference signal for demodulating data transmitted for a plurality of sTTIs is transmitted, receiving a second control signal including information indicating the plurality of sTTIs at which the data is transmitted, and transmitting the common reference signal at the indicated sTTI or symbol and transmitting the data for the plurality of the sTTIs according to first control signal and the second control signal. In this case, the information indicating the plurality of the sTTIs may include an interval of a sTTI unit or a symbol unit between the sTTI or symbol position at which the common reference signal is transmitted and the plurality of sTTIs.