公开(公告)号：US10548039B2

公开(公告)日：2020-01-28

申请号：US15532949

申请日：2015-12-03

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun Park ,  Kijun Kim ,  Inkwon Seo ,  Yunjung Yi ,  Youngtae Kim

IPC: H04W24/10 ,  H04L5/00 ,  H04W48/16 ,  H04W72/04 ,  H04W74/08 ,  H04W88/02 ,  H04W88/08

Abstract: Disclosed are method and device for selecting a cell in a wireless communication system. In particular, a method for selecting a cell by a terminal in a wireless communication system comprises the steps of: transmitting a random access preamble in a cell, which is selected by a terminal, to a base station; receiving a random access response from the base station; and, as a response to the random access response, transmitting an uplink message to the base station through a physical uplink shared channel (PUSCH), wherein the uplink message can comprises a radio resource management (RRM) measurement value which has been measured on the basis of a reference signal.

公开(公告)号：US10536826B2

公开(公告)日：2020-01-14

申请号：US16362007

申请日：2019-03-22

Applicant: LG Electronics Inc.

Inventor： Seungmin Lee ,  Hanbyul Seo ,  Hyukjin Chae ,  Youngtae Kim

IPC: H04W4/40 ,  H04W72/02 ,  H04W72/08 ,  H04W72/04 ,  H04W92/18 ,  H04W88/02

Abstract: The present invention provides a vehicle-to-X (V2X) operation method performed by a V2X terminal in a wireless communication system, the method comprising: selecting a resource to be used for performing a V2X communication within a range satisfying a latency requirement; and performing a V2X communication on the basis of the selected resource.

公开(公告)号：US10390195B2

公开(公告)日：2019-08-20

申请号：US15738037

申请日：2016-06-22

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae Kim ,  Hanbyul Seo ,  Hyukjin Chae ,  Hakseong Kim ,  Yunjung Yi

IPC: H04W52/02 ,  H04W4/46 ,  H04W68/00 ,  H04W4/40 ,  H04W4/06 ,  H04W4/12

Abstract: Disclosed is a method for transmitting and receiving an alarm in V2X communication so as to prevent waste of power and radio resources. The method for transmitting and receiving an alarm according to the present invention involves transmitting an alarm message containing the rating information of an actual event, prior to transmitting a message containing information of the event. On the basis of the rating, a receiving end can decide whether or not to receive a subsequent message, thereby saving power.

公开(公告)号：US10383118B2

公开(公告)日：2019-08-13

申请号：US15750373

申请日：2016-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae Kim ,  Hanbyul Seo ,  Seungmin Lee

IPC: H04W72/04 ,  H04W4/44 ,  H04L5/00 ,  H04L27/26 ,  H04W4/40

Abstract: The present invention relates to a method and an apparatus for receiving a user equipment signal for vehicle to everything (V2X) communication in a wireless communication system. Particularly, the method comprises the steps of: receiving a V2X signal in a time domain; and acquiring, from the V2X signal, V2X data in resource elements, which correspond to a plurality of sub-carriers determined according to a specific pattern among the sub-carriers configured for the user equipment and have a specific symbol index, wherein the V2X data is allocated so as to be separated, on the plurality of sub-carriers, as far as an interval determined according to the specific pattern in a frequency domain, and the V2X signals are characterized in that V2X data signals are repeated and represented the number of times corresponding to the specific pattern at a time interval corresponding to one symbol in the time domain.

公开(公告)号：US10375746B2

公开(公告)日：2019-08-06

申请号：US15323069

申请日：2015-07-07

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae Kim ,  Hanbyul Seo ,  Inkwon Seo ,  Hyukjin Chae ,  Seungmin Lee

IPC: H04W76/14 ,  H04W72/04 ,  H04W72/12 ,  H04L5/00

Abstract: The present invention relates to a method and an apparatus for D2D signal transmission of a first terminal in a wireless communication system. Specifically, the method comprises the steps of: receiving a resource pool configuration indicating a D2D resource pool; and transmitting a D2D data channel on the basis of a D2D slot number which is re-indexed within the D2D resource pool.

公开(公告)号：US10368354B2

公开(公告)日：2019-07-30

申请号：US15560776

申请日：2016-03-24

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae Kim ,  Kijun Kim ,  Jonghyun Park ,  Bonghoe Kim ,  Hyungtae Kim

IPC: H04W72/04 ,  H04B7/0413 ,  H04B7/06

Abstract: The present invention relates to a method and apparatus for feeding back channel state information in a wireless communication system supporting a three-dimensional multiple input multiple output (3D-MIMO) antenna. Specifically, the method comprises the steps of: receiving information on N beams, (where N is a natural number), precoded for specific antennas among a plurality of antennas constituting a 3D-MIMO antenna; selecting, from among the N beams, at least one specific beam for which to generate channel state information, and determining interference on the basis of M beams, (where M is a natural number, M≤N−1), among the remaining beams; and generating channel state information for the specific beam on the basis of the interference according to the M beams.

公开(公告)号：US10367561B2

公开(公告)日：2019-07-30

申请号：US15543528

申请日：2016-01-25

Applicant: LG ELECTRONICS INC.

Inventor： Hyukjin Chae ,  Hanbyul Seo ,  Youngtae Kim ,  Kijun Kim

IPC: H04B7/06 ,  H04L5/00 ,  H04L27/26 ,  H04W72/04

Abstract: An embodiment of the present invention provides a method for generating a device-to-device (D2D) signal by a terminal in a wireless communication system, the method for generating a D2D signal comprising: a step of mapping, onto one or more resource block (RB) groups, each of one or more modulation symbol groups generated from one or more transmission blocks; and a step for applying different beam vectors to each of the one or more RB groups, wherein the number of beam vectors is determined according to a channel state.

公开(公告)号：US10334474B2

公开(公告)日：2019-06-25

申请号：US15027213

申请日：2014-10-06

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae Kim ,  Kijun Kim ,  Hyungtae Kim ,  Jonghyun Park ,  Hanjun Park ,  Kunil Yum ,  Hyunho Lee

IPC: H04W24/08 ,  H04W72/04 ,  H04W72/08 ,  H04J11/00 ,  H04B7/0456 ,  H04B1/7107 ,  H04L5/00 ,  H04L1/00 ,  H04W28/04

Abstract: The present invention relates to a method and a device for cancelling interference of a terminal in a wireless communication system. More specifically, the method comprises the steps of: receiving information on N (N is a natural number) subbands of a neighboring cell; decoding an interference signal of the neighbor cell on the basis of the information on subbands of the neighbor cell; and cancelling the interference caused by the neighbor cell from a signal which is received from a serving cell, on the basis of the decoded interference signal, wherein the information on the subbands indicates a transmission mode TM of the neighbor cell.

公开(公告)号：US10321499B2

公开(公告)日：2019-06-11

申请号：US14830649

申请日：2015-08-19

Applicant: LG ELECTRONICS INC.

Inventor： Hyukjin Chae ,  Hanbyul Seo ,  Youngtae Kim

IPC: H04W4/00 ,  H04W76/14 ,  H04W72/02 ,  H04B1/713 ,  H04L5/14 ,  H04W72/04 ,  H04W88/08

Abstract: A method for transmitting a signal by a Device-to-Device (D2D) User Equipment (UE) in a wireless communication system is disclosed. The method includes determining a resource pool for a D2D control signal, determining a resource pool for a D2D communication signal based on the resource pool for a D2D control signal, and transmitting a D2D communication signal using the resource pool for a D2D communication signal. Subframes of the resource pool for a D2D communication signal were reindexed, starting from a first subframe following a last subframe of the resource pool for a D2D control signal.

公开(公告)号：US10321475B2

公开(公告)日：2019-06-11

申请号：US15126992

申请日：2015-04-14

Applicant: LG ELECTRONICS INC.

Inventor： Youngtae Kim ,  Hanbyul Seo ,  Jihyun Lee ,  Seungmin Lee ,  Myoungseob Kim ,  Daewon Seo ,  Hyukjin Chae ,  Kijun Kim ,  Inkwon Seo

IPC: H04W72/12 ,  H04W76/14 ,  H04L1/18 ,  H04W72/02

Abstract: Disclosed is a method for retransmitting scheduling assignment (SA) information between half-duplex user equipment in a wireless communication system. The method for retransmitting SA information may comprise the steps of: receiving, through a first resource area, a D2D signal including first SA information transmitted by a second user equipment, and second SA information transmitted by a third user equipment; if the target user equipment of the second SA information is the second user equipment, determining whether to retransmit the second SA information for the second user equipment; and if it is determined to retransmit the second information, transmitting the second information through a second resource area.