公开(公告)号：US10129854B2

公开(公告)日：2018-11-13

申请号：US15304807

申请日：2015-05-08

Applicant: LG ELECTRONICS INC.

Inventor： Hakseong Kim ,  Hanbyul Seo

IPC: H04W72/04 ,  H04W76/14 ,  H04W76/27 ,  H04W72/12 ,  H04W88/04

Abstract: The present document relates to a method for a base station to efficiently indicate, to a transceiving terminal, a resource region to which control information and data are to be transmitted in a wireless communication system supporting direction communication between terminals, that is, D2D communication, and an apparatus therefor. To that end, the transmitting terminal receives, from a base station, resource allocation information associated with D2D communication, and on the basis of the resource allocation information received from the base station, transmits, to a receiving terminal, control information (SA) for D2D communication and data corresponding to the control information, wherein the resource allocation information comprises first resource region information for transmitting the control information, and the transmitting terminal acquires, on the basis of the first resource region information, a second resource region information for transmitting the data.

公开(公告)号：US10117239B2

公开(公告)日：2018-10-30

申请号：US15622560

申请日：2017-06-14

Applicant: LG ELECTRONICS INC.

Inventor： Hakseong Kim ,  Hanbyul Seo ,  Kijun Kim

IPC: H04W4/00 ,  H04W72/04 ,  H04W24/02 ,  H04L5/00 ,  H04B7/0413 ,  H04W56/00

Abstract: The present invention relates to wireless communication, and more particularly, to a method for transmitting a signal using a plurality of antenna ports and a transmission end apparatus for same. According to a method for a transmission end transmitting the signal in a multi-input multi-output (MIMO) wireless communication system of the present invention, a step of transmitting instruction information on a first channel transmission method to a reception end, and a step of transmitting the first channel to the reception end using a resource region are comprised, wherein the first channel is either an advanced-physical downlink control channel (A-PDCCH) or a relay-physical downlink control channel (R-PDCCH), the first channel is not transmitted when at least a portion of the resource region overlaps with a resource region used for transmitting a second channel, and wherein the second channel can be periodically transmitted using a predetermined portion of the resource region.

公开(公告)号：US10091781B2

公开(公告)日：2018-10-02

申请号：US15634427

申请日：2017-06-27

Applicant: LG ELECTRONICS INC.

Inventor： Myoungseob Kim ,  Hakseong Kim ,  Hanbyul Seo

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

Abstract: A method for receiving an EPDCCH (enhanced physical downlink control channel) by a user equipment (UE) in a wireless communication system, the method includes receiving an EPDCCH configuration including resource parameters related with a PDSCH (physical downlink shared channel) via a RRC(Radio Resource Control) signaling; and monitoring a search space to decode the EPDCCH from a starting OFDM (Orthogonal Frequency Division Multiplexing) symbol for the EPDCCH in a resource block set for the EPDCCH, according to the resource parameters related with the PDSCH, wherein if the UE is configured to associate with multiple transmission points, the starting OFDM symbol for the EPDCCH is set according to the resource parameters related with the PDSCH.

公开(公告)号：US10080246B2

公开(公告)日：2018-09-18

申请号：US14902304

申请日：2014-07-01

Applicant: LG ELECTRONICS INC.

Inventor： Hakseong Kim ,  Hanbyul Seo ,  Byounghoon Kim

IPC: H04W74/00 ,  H04W76/02 ,  H04W4/06 ,  H04W76/14

CPC classification number: H04W76/14 ,  H04W4/06 ,  H04W74/00 ,  H04W74/002

Abstract: The present invention provides a method and a device for differing the scheme of accessing a reception device on the basis of the probability of attempted access to the reception device or an indicator similar thereto. The transmission device according to the present invention transmits signals according to a first scheme or a second scheme on the basis of access attempts or indicators similar thereto and receives signals according to the first scheme or second scheme on the basis of the access attempts or indictors similar thereto.

公开(公告)号：US10080199B2

公开(公告)日：2018-09-18

申请号：US14900518

申请日：2014-07-07

Applicant: LG ELECTRONICS INC.

Inventor： Hyukjin Chae ,  Hanbyul Seo ,  Hakseong Kim ,  Byounghoon Kim

IPC: H04W52/22 ,  H04W76/14 ,  H04W52/38 ,  H04W52/16 ,  H04W72/12 ,  H04W52/30 ,  H04L5/00 ,  H04W92/18

CPC classification number: H04W52/228 ,  H04L5/001 ,  H04L5/0094 ,  H04W52/16 ,  H04W52/30 ,  H04W52/383 ,  H04W72/1278 ,  H04W72/1289 ,  H04W76/14 ,  H04W92/18

Abstract: A signal transmission method is a method by which a secondary node transmits a signal in a wireless communication system comprising the steps of: receiving a scheduling map from either a scheduling node or a master node; performing scheduling and/or transmission power control on the basis of the scheduling map; and transmitting a signal on the basis of the scheduling or transmission power control result, wherein when the secondary node respectively transmits control information and data in a discontinuous frequency domain, the transmission power control includes adjustment for each of the maximum transmission power of the control information and the maximum transmission power of the data.

公开(公告)号：US10050758B2

公开(公告)日：2018-08-14

申请号：US14372997

申请日：2013-01-31

Applicant: LG ELECTRONICS INC.

Inventor： Hanbyul Seo ,  Hakseong Kim

IPC: H04L5/00 ,  H04W72/04 ,  H04B17/10

Abstract: The present invention relates to a method of transmitting a downlink control channel including one or more control channel elements to a terminal by a base station in a wireless communication system. In particular, the method includes: allocating an antenna port of a demodulation-reference signal (DM-RS) to the one or more control channel elements that configure the downlink control channel; and transmitting the downlink control channel to the terminal by using the DM-RS of the allocated antenna port, wherein the antenna port of the DM-RS is determined on the basis of the number of control channel elements per resource block.

公开(公告)号：US10039140B2

公开(公告)日：2018-07-31

申请号：US14904419

申请日：2014-07-14

Applicant: LG ELECTRONICS INC.

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

IPC: H04W76/02 ,  H04L5/00 ,  H04L27/26 ,  H04W8/00 ,  H04W76/14

CPC classification number: H04W76/14 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/0053 ,  H04L5/0092 ,  H04L27/2613 ,  H04W8/005

Abstract: One embodiment of the present invention relates to a method for device-to-device transreceiving a signal by a first device in a wireless communication system, wherein the method for transreceiving a signal comprises the steps of: receiving from a second device a discovery signal; determining the number of antenna ports associated with the transmission of the discovery signal; and decoding the discovery signal based on the number of antenna ports, wherein an initial value of a sequence constituting the DMRS is determined by a parameter related to a cell ID, and the value of the parameter related to the cell ID is selected from a range of values differing from values available to a physical cell ID and a virtual cell ID.

公开(公告)号：US10004064B2

公开(公告)日：2018-06-19

申请号：US14896274

申请日：2014-07-01

Applicant: LG ELECTRONICS INC.

Inventor： Hakseong Kim ,  Hanbyul Seo

IPC: H04B7/00 ,  H04W72/04 ,  H04W4/00 ,  H04W4/06 ,  H04W74/08 ,  H04W76/02 ,  H04B5/00

CPC classification number: H04W72/042 ,  H04W4/06 ,  H04W4/70 ,  H04W72/005 ,  H04W72/04 ,  H04W72/0406 ,  H04W72/048 ,  H04W74/0833 ,  H04W76/14

Abstract: The present document discloses a method for transmitting/receiving signals using direct device-to-device (D2D) communication by using similar random access procedures in a wireless communication system, and a device therefor. To this end, one aspect of the present invention provides a method whereby a base station supports the device-to-device (D2D) communication of a terminal in idle mode in a wireless communication system, the base station according to the method: receiving a first message, which corresponds to one among a predetermined number of signatures for D2D communication, from a D2D transmission terminal; and transmitting a second message, which comprises control information for D2D signal reception, to one or more D2D reception terminals including a terminal in idle mode, wherein the second message allows the terminal in idle mode to receive a third message comprising a D2D broadcast or groupcast signal transmitted by the D2D transmission terminal.

公开(公告)号：US09967810B2

公开(公告)日：2018-05-08

申请号：US15033392

申请日：2014-10-31

Applicant: LG ELECTRONICS INC. ,  SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

Inventor： Hakseong Kim ,  Jongwoo Hong ,  Sunghyun Choi ,  Hanbyul Seo

IPC: H04W48/16 ,  H04W72/02 ,  H04W72/04 ,  H04L5/00

CPC classification number: H04W48/16 ,  H04L5/00 ,  H04L5/001 ,  H04L5/0048 ,  H04L5/0053 ,  H04L5/0098 ,  H04W72/02 ,  H04W72/0446

Abstract: Disclosed herein are a method and apparatus for sending a discovery message in a wireless communication system. Specifically, a method for transmitting a discovery message in a wireless communication system supporting communication between user equipments (UEs) may include receiving, by a UE, discovery resource area configuration information from an evolved NodeB (eNB), determining, by the UE, the discovery resource area of the UE based on the discovery resource area configuration information and a value measured using a Reference Signal (RS) received from the eNB, selecting, by the UE, a discovery resource for transmitting a discovery message within the determined discovery resource area, and transmitting, by the UE, the discovery message in the selected discovery resource, wherein the discovery resource area configuration information comprises mapping information between the discovery resource area and the value measured by the UE using the RS.

公开(公告)号：US09967069B2

公开(公告)日：2018-05-08

申请号：US14385389

申请日：2013-03-25

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun Park ,  Kijun Kim ,  Hakseong Kim ,  Byounghoon Kim ,  Hanbyul Seo

IPC: H04B7/00 ,  H04W56/00 ,  H04W76/02 ,  H04L5/00 ,  H04L27/26 ,  H04W72/04

CPC classification number: H04L5/0048 ,  H04L5/0016 ,  H04L5/0035 ,  H04L5/0055 ,  H04L5/0057 ,  H04L27/261 ,  H04W72/0413 ,  H04W72/042

Abstract: The present invention relates to a wireless communication system and, more specifically, to a method and an apparatus for transmitting and receiving a reference signal (RS). The method for enabling user equipment (UE) of the wireless communication system to transmit an uplink signal according to one embodiment of the present invention comprises the steps of: receiving information on a plurality of parameter sets used for generating a sequence of RS; and generating and transmitting the sequence of the RS using one parameter set determined among the plurality of parameter sets. The parameters constituting the plurality of parameter sets can comprise the parameters commonly applied to the plurality of parameter sets and the parameters individually applied to the plurality of parameter sets.