公开(公告)号：US20190342869A1

公开(公告)日：2019-11-07

申请号：US16514711

申请日：2019-07-17

Applicant: LG ELECTRONICS INC.

Inventor： Dongyoun SEO ,  Joonkui AHN ,  Suckchel YANG ,  Daesung HWANG

IPC: H04W72/04 ,  H04L1/18 ,  H04W76/10 ,  H04W72/12 ,  H04L5/14

Abstract: A method for receiving data includes transmitting, through a first cell, downlink control information (DCI) which schedules an uplink transmission at the first cell or a second cell; and receiving the data scheduled by the DCI through the first cell or the second cell, wherein the first cell is a cell based on a frequency division duplex (FDD) frame and the second cell is a cell based on a time division duplex (TDD) frame, and wherein when the DCI schedules an uplink transmission at the first cell, no uplink index field is included in the DCI.

公开(公告)号：US20190334677A1

公开(公告)日：2019-10-31

申请号：US16065121

申请日：2018-02-14

Applicant: LG ELECTRONICS INC.

Inventor： Daesung HWANG ,  Yunjung YI ,  Inkwon SEO

IPC: H04L5/00 ,  H04W72/04

Abstract: A method for receiving data in a user equipment (UE) from an eNB in a wireless communication system is disclosed. The method comprises the steps of receiving one or more control resource set (CORESET) regions; receiving rate matching information from a higher layer; and receiving the data based on the one or more CORESET regions and the rate matching information, wherein the data are mapped into at least one CORESET indicated by the higher layer among the one or more CORESETs on the basis of the rate matching information.

公开(公告)号：US20190313386A1

公开(公告)日：2019-10-10

申请号：US16376510

申请日：2019-04-05

Applicant: LG Electronics Inc.

Inventor： Daesung HWANG ,  Yunjung YI

IPC: H04W72/04 ,  H04W72/12

Abstract: A method of receiving a Physical Downlink Shared Channel (PDSCH) includes: receiving, in a first bandwidth part (BWP), a downlink control information (DCI) including (i) first information that indicates switching an active BWP from the first BWP to a second BWP, and (ii) second information related to scheduling at least one transport block (TB) for the PDSCH; and receiving, in the second BWP, the PDSCH based on the first information and the second information. Based on a number of TBs in a first group of TBs that can be scheduled through the second information being equal to one, and based on a number of TBs in a second group of TBs that can be scheduled for the second BWP being equal to two: among the second information related to scheduling the at least one TB, information related to a second TB among the second group of TBs is disabled.

公开(公告)号：US20190281635A1

公开(公告)日：2019-09-12

申请号：US16347438

申请日：2017-11-03

Applicant: LG Electronics Inc.

Inventor： Kyuhwan KWAK ,  Daesung HWANG ,  Kijun KIM ,  Hyunsoo KO

IPC: H04W74/08 ,  H04W72/04 ,  H04L5/00

Abstract: Disclosed are a method for performing an initial access in a wireless communication system, and an apparatus therefor. Specifically, a method by which a terminal performs an initial access comprises the steps of: receiving, from a base station, configuration information representing one or more physical random access channel (PRACH) configurations; receiving, from the base station, downlink control information including information indicating a specific PRACH configuration among the one or more PRACH configurations, through a physical downlink control channel; and transmitting a preamble and/or data, which are related to the initial access, to the base station through a PRACH on the basis of the specific PRACH configuration.

公开(公告)号：US20190268948A1

公开(公告)日：2019-08-29

申请号：US16411790

申请日：2019-05-14

Applicant: LG ELECTRONICS INC.

Inventor： Daesung HWANG ,  Yunjung YI ,  Suckchel YANG

IPC: H04W74/08 ,  H04W52/50 ,  H04W52/14 ,  H04W74/04 ,  H04W76/15

Abstract: One embodiment of the present specification provides a method for performing a random access procedure. The method can comprise the steps of: generating a random access preamble to a first cell; generating a random access preamble to a second cell; determining whether the random access preamble to the first cell and the random access preamble to the second cell are triggered so as to be simultaneously transmitted in the same subframe; selecting the random access preamble to any one of the cells according to a pre-set priority when triggered so as to be simultaneously transmitted; and transmitting the any one selected random access preamble.

公开(公告)号：US20190245648A1

公开(公告)日：2019-08-08

申请号：US16318121

申请日：2018-06-01

Applicant: LG Electronics Inc.

Inventor： Soonki JO ,  Yunjung YI ,  Daesung HWANG

IPC: H04L1/00 ,  H04L5/00 ,  H04W72/04 ,  H04W80/08

CPC classification number: H04L1/0026 ,  H04L5/00 ,  H04L5/0051 ,  H04L5/0098 ,  H04W72/04 ,  H04W72/042 ,  H04W72/0446 ,  H04W72/12 ,  H04W80/08

Abstract: A method for receiving, by a terminal, a downlink signal in a wireless communication system according to one embodiment of the present invention comprises: a step of receiving setting for a CSI-RS resource; and a step of receiving slot format related information (SFI) over a GC-PDCCH, wherein the terminal receives a CSI-RS on the CSI-RS resource or deactivates the reception of the CSI-RS according to the received SFI over the GC-PDCCH, the SFI indicates whether each of a plurality of resources constituting a slot is a downlink (D) resource, an uplink (U) resource, or a third resource for which D/U is not determined, and the terminal can deactivate the reception of the CSI-RS which has been scheduled on the CSI-RS resource, if the SFI of the GC-PDCCH sets either the U resource or the third resource on the CSI-RS resource.

公开(公告)号：US20190223097A1

公开(公告)日：2019-07-18

申请号：US16064666

申请日：2017-09-29

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung YI ,  Kijun KIM ,  Daesung HWANG

IPC: H04W52/02 ,  H04W72/04

CPC classification number: H04W52/0216 ,  H04L41/0806 ,  H04L41/0816 ,  H04L43/045 ,  H04L43/103 ,  H04W24/08 ,  H04W52/0229 ,  H04W72/0453 ,  H04W76/27 ,  H04W76/28 ,  Y02D70/00 ,  Y02D70/1262 ,  Y02D70/142 ,  Y02D70/144 ,  Y02D70/20 ,  Y02D70/21 ,  Y02D70/24

Abstract: As one of energy saving mechanisms for a new radio access technology (NR), a power saving state may be defined according to the present invention. More specificially, a user equipment (UE) enters an active state, monitors a first radio frequency (RF) bandwidth for the active state, enters the power saving state, and monitors a second RF bandwidth, which is restricted to M MHz within the first RF bandwidth, for the power saving state.

公开(公告)号：US20190215784A1

公开(公告)日：2019-07-11

申请号：US16336091

申请日：2017-09-18

Applicant: LG ELECTRONICS INC.

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

IPC: H04W52/34 ,  H04W72/10 ,  H04W72/14 ,  H04W52/14

Abstract: The present application discloses a method for transmitting uplink signals through multiple cells in a wireless communication system. Particularly, the uplink signal transmission method comprises: a step of receiving a first downlink signal at a first timing through a first cell and receiving a second downlink signal at a second timing through a second cell; a step of transmitting a first uplink signal, corresponding to the first downlink signal, through the first cell after a first processing time has elapsed since the first timing; and a step of transmitting a second uplink signal, corresponding to the second downlink signal, through the second cell after a second processing time has elapsed since the second timing, wherein, if the first uplink signal and the second uplink signal are transmitted at the same timing, uplink transmission power is allocated first to the uplink signal corresponding to the downlink signal received at the preceding timing between the first timing and the second timing.

公开(公告)号：US20190159138A1

公开(公告)日：2019-05-23

申请号：US16300523

申请日：2017-05-10

Applicant: LG ELECTRONICS INC.

Inventor： Hyunho LEE ,  Yunjung YI ,  Daesung HWANG

IPC: H04W52/14 ,  H04W52/34 ,  H04W52/36

CPC classification number: H04W52/146 ,  H04W52/346 ,  H04W52/367

Abstract: According to one embodiment of the present invention, a method by which a terminal, which is configured so as to support a plurality of cells having one or more transmission time interval (TTI) lengths or subcarrier spacings, controls uplink transmission power in a wireless communication system comprises the steps of: calculating transmission power for uplink transmission; and performing uplink transmission for a specific cell by the calculated transmission power, wherein the calculated transmission power can be allocated up to a maximum transmission power configured for the terminal in a symbol or a TTI of the uplink transmission for a cell different from the specific cell, or in a symbol or a TTI, which does not overlap with a symbol or a TTI of uplink transmission having a different TTI length or a different subcarrier spacing from those of the uplink transmission for the specific cell.

公开(公告)号：US20190141752A1

公开(公告)日：2019-05-09

申请号：US16097201

申请日：2017-04-27

Applicant: LG ELECTRONICS INC.

Inventor： Kyuseok KIM ,  Kilbom LEE ,  Kijun KIM ,  Ilmu BYUN ,  Daesung HWANG ,  Minki AHN

IPC: H04W74/08 ,  H04W56/00 ,  H04W76/11 ,  H04W72/04 ,  H04W16/28 ,  H04B7/06 ,  H04W88/02

Abstract: The present invention relates to a method for user equipment to perform random access in a wireless communication system and a device therefor. The present invention can provide a method and device which: select a predetermined preamble among multiple preamble sets configured according to predetermined conditions; repeatedly transmit the selected predetermined preamble to a base station via one or multiple mutually different neighboring beams; and receive, from the base station and in response to the preamble, a response message containing a temporary identifier of user equipment, wherein the selected predetermined preamble is repeatedly transmitted on resources which constitute a subframe and are distinguished according to the one or multiple mutually different beams.