公开(公告)号：US20180234965A1

公开(公告)日：2018-08-16

申请号：US15751144

申请日：2016-08-12

Applicant: LG ELECTRONICS INC.

Inventor： Joonkui AHN ,  Hanjun PARK ,  Seonwook KIM

IPC: H04W72/04 ,  H04W74/08

Abstract: Provided are a method and an apparatus for transmitting data in an unlicensed band. The apparatus determines whether a wireless medium is idle by performing a clear channel assessment (CCA) during a plurality of continuous CCA slots in the unlicensed band. When the wireless medium is idle, the apparatus transmits a reservation signal to occupy the wireless medium during a plurality of continuous reservation slots until transmission of a data burst begins.

公开(公告)号：US20180115992A1

公开(公告)日：2018-04-26

申请号：US15573060

申请日：2016-05-12

Applicant: LG ELECTRONICS INC.

Inventor： Hanjun PARK ,  Joonkui AHN ,  Seonwook KIM

IPC: H04W74/08 ,  H04W16/14 ,  H04W72/12

Abstract: One embodiment of the present invention relates to a method for channel sensing within an unlicensed band in a wireless communication system. The method is performed by a transmission node which performs the channel sensing, and may comprises the steps of: receiving, from a control node, a control signal including data transfer indication; receiving, from the control node, an indicator indicating an interval at which a channel-sensing related operation associated with the data transfer indication is performed; and performing the channel-sensing related operation for a length of time corresponding to the indicator before a data transfer start time according to the data transfer indication, or, on the basis of the time at which the control signal is received, from after a length of time corresponding to the indicator, until before the data transfer start time according to the data transfer indication.

公开(公告)号：US20180049221A1

公开(公告)日：2018-02-15

申请号：US15552431

申请日：2016-03-04

Applicant: LG ELECTRONICS INC.

Inventor： Hanjun PARK ,  Joonkui AHN ,  Seungmin LEE ,  Seonwook KIM

IPC: H04W72/12 ,  H04W48/20 ,  H04W72/10

CPC classification number: H04W72/1247 ,  H04W48/16 ,  H04W48/20 ,  H04W72/10 ,  H04W74/006 ,  H04W74/08 ,  H04W74/0808

Abstract: A method for transmitting a signal in an unlicensed band in a wireless communication system according to one embodiment of the present invention is performed by a transmission node and comprising the steps of: receiving information about additional channel sensing from a center node; performing channel sensing for signal transmission during a first time period; when the channel is in an unoccupied state as a result of the channel sensing, performing additional channel sensing during a second time period immediately following the first time period according to the information about the additional channel sensing, the length of the second time period being determined according to a transmission priority level of the transmission node; and when the channel is in an unoccupied state as a result of the additional channel sensing, transmitting a signal.

公开(公告)号：US20170374679A1

公开(公告)日：2017-12-28

申请号：US15533953

申请日：2016-01-27

Applicant: LG ELECTRONICS INC.

Inventor： Hanjun PARK ,  Joonkui AHN ,  Suckchel YANG ,  Hanbyul SEO ,  Seonwook KIM ,  Seungmin LEE

IPC: H04W74/04 ,  H04W74/00 ,  H04W72/12

CPC classification number: H04W74/04 ,  H04L5/00 ,  H04L5/0023 ,  H04L5/0035 ,  H04L5/0044 ,  H04L5/0051 ,  H04W72/1231 ,  H04W74/004 ,  H04W74/0808

Abstract: A method for transmitting an uplink signal in an unlicensed band in a wireless communication system according to an embodiment of the present invention, which is performed by a terminal, may comprises the steps of: performing channel sensing for transmitting data and a sounding reference signal in a first time interval; transmitting the sounding reference signal in a second time interval immediately following the first time interval when a channel is in a non-occupied state according to a result of the channel sensing and transmission of the sounding reference signal is scheduled; and transmitting a preliminary signal or transmitting uplink data in the second time interval immediately following the first time interval when a channel is in a non-occupied state according to a result of the channel sensing and only transmission of the uplink data is scheduled.

公开(公告)号：US20170359746A1

公开(公告)日：2017-12-14

申请号：US15532991

申请日：2015-12-09

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Suckchel YANG ,  Seungmin LEE ,  Yunjung YI ,  Hanjun PARK ,  Daesung HWANG

IPC: H04W24/10 ,  H04W72/12 ,  H04B7/06

Abstract: A method for a user equipment for reporting aperiodic channel status information in a carrier aggregation system according to one embodiment of the present invention is carried out by the user equipment and may comprise the steps of: receiving downlink control information, comprising a CSI request field, for approving an uplink from a base station; selecting one triggering set from among a plurality of triggering sets corresponding to the particular bit value of the CSI request field; and transmitting, to the base station, CSI for at least one CC or CSI process included in the selected triggering set.

公开(公告)号：US20170317703A1

公开(公告)日：2017-11-02

申请号：US15646483

申请日：2017-07-11

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae KIM ,  Kijun KIM ,  Yunjung YI ,  Byounghoon KIM ,  Hanjun PARK ,  Hyunho LEE

IPC: H04B1/12

CPC classification number: H04B1/123 ,  H04B1/126

Abstract: A method for cancelling interference and receiving a signal by a user equipment in a wireless communication system, the method includes identifying assistance information for cancelling an interference signal transmitted from an interfering base station; cancelling the interference signal based on the assistance information; and receiving a desired signal from a serving base station, wherein the user equipment assumes a part of the assistance information for cancelling the interference signal as a limited value and then receives the interference signal, and wherein a modulation order of the interference signal as the part of the assistance information is smaller than or equal to a specific value as the limited value.

公开(公告)号：US20170289831A1

公开(公告)日：2017-10-05

申请号：US15507685

申请日：2015-08-25

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun PARK ,  Kijun KIM ,  Yunjung YI ,  Bonghoe KIM ,  Hanjun PARK

IPC: H04W24/08 ,  H04W72/04 ,  H04W64/00 ,  G01S5/02 ,  H04L5/00

CPC classification number: H04W24/08 ,  G01S5/02 ,  G01S5/0236 ,  G01S5/10 ,  H04B17/27 ,  H04L5/0048 ,  H04L5/0051 ,  H04W24/10 ,  H04W64/00 ,  H04W72/0466 ,  H04W88/02 ,  H04W88/08

Abstract: Disclosed is a method for performing positioning by a user equipment (UE) in a wireless communication system, including: receiving assistance data including reference cell information and neighbor cell information from a serving base station (BS), the reference cell information and the neighbor cell information including channel state information-reference signal (CSI-RS) configuration information for measurement related to CSI-RS-based positioning; receiving a CSI-RS from each of a reference cell and at least one neighbor cell on the basis of the received assistance data; measuring a reference signal time difference (RSTD) regarding the reference cell of the at least one neighbor cell using the received CSI-RS; and reporting the measured RSTD to the serving BS.

公开(公告)号：US20170201960A1

公开(公告)日：2017-07-13

申请号：US15313775

申请日：2015-08-28

Applicant: LG ELECTRONICS INC.

Inventor： Hanjun PARK ,  Hyunho LEE ,  Daesung HWANG ,  Bonghoe KIM ,  Kijun KIM ,  Jonghyun PARK ,  Hyangsun YOU

IPC: H04W64/00 ,  H04L5/00 ,  H04B17/336 ,  G01S5/02 ,  H04L29/06

CPC classification number: H04W64/00 ,  G01S5/02 ,  G01S5/0236 ,  G01S5/06 ,  H04B17/336 ,  H04L5/0007 ,  H04L5/005 ,  H04L5/0051 ,  H04L69/22 ,  H04W64/003

Abstract: According to one embodiment of the present invention, a method by which a terminal receives a reference signal for determining a position in a wireless communication system comprises the steps of: receiving information, which relates to a neighboring cell, including information relating to a plurality of cells to which an aggregation positioning reference signal (PRS) is transmitted; receiving the aggregation PRS by using the information relating to a plurality of cells; and measuring a reference signal time difference (RSTD) for the plurality of cells by using the received aggregation PRS, wherein a sequence of the aggregation PRS can be initialized by unique identifiers allocated to the plurality of cells.

公开(公告)号：US20170180016A1

公开(公告)日：2017-06-22

申请号：US15452395

申请日：2017-03-07

Applicant: LG ELECTRONICS INC.

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

IPC: H04B7/024 ,  H04W72/04 ,  H04B7/06

CPC classification number: H04B7/024 ,  H04B7/0617 ,  H04B7/0632 ,  H04B7/0639 ,  H04B7/26 ,  H04L5/0035 ,  H04L5/0073 ,  H04W72/0446 ,  H04W74/002 ,  H04W92/20

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 and device for performing NIB CoMP transmission in the wireless communication system according to an embodiment of the present invention include: receiving signaling comprising at least one CoMP hypothesis set and at least one benefit metric from a first network node, at a second network node; and performing CoMP transmission based on the at least one CoMP hypothesis set, at the second network node. The at least one CoMP hypothesis set comprises information on hypothetical operation of CoMP network nodes.

公开(公告)号：US20170179985A1

公开(公告)日：2017-06-22

申请号：US15129383

申请日：2015-05-18

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae KIM ,  Kijun KIM ,  Joonkui AHN ,  Byounghoon KIM ,  Hanjun PARK ,  Hyunho LEE

IPC: H04B1/10 ,  H04W8/24

CPC classification number: H04B1/10 ,  H04B7/04 ,  H04J11/00 ,  H04J11/005 ,  H04W8/24

Abstract: The present invention relates to a wireless communication system. A method for a terminal for receiving a signal by means of NAICS (Network-Assisted Interference Cancellation and Suppression) in a wireless communication system that supports carrier aggregation according to one embodiment of the preset invention comprises the steps of: transmitting terminal capability information comprising band combination information indicating the band combination supported by the terminal on the carrier aggregation; and receiving a signal on the basis of the terminal capability information, wherein the band combination information may comprise directive information indicating whether the UE support the NAICS for the band combination.