公开(公告)号：US20180019836A1

公开(公告)日：2018-01-18

申请号：US15539014

申请日：2015-12-23

Applicant: LG ELECTRONICS INC.

Inventor： Seonwook KIM ,  Joonkui AHN ,  Kijun KIM ,  Suckchel YANG ,  Hanbyul SEO ,  Seungmin LEE ,  Hanjun PARK ,  Hyangsun YOU ,  Yunjung YI

IPC: H04J11/00 ,  H04W88/18 ,  H04W24/10

CPC classification number: H04J11/0079 ,  H04J11/0053 ,  H04J11/0083 ,  H04L5/0094 ,  H04L27/2602 ,  H04W24/10 ,  H04W88/18

Abstract: The present invention relates to a wireless access system supporting an unlicensed band, a method for configuring a shortened physical downlink shared channel (sPDSCH), a method for scheduling same, methods for transceiving same, and devices supporting same. A method for receiving a sPDSCH in a wireless access system supporting an unlicensed band, according to one embodiment of the present invention, comprising the steps of: monitoring a common search space for detecting downlink control information (DCI) comprising length information of a sPDSCH which is set in an unlicensed-band cell (Ucell) supporting an unlicensed band; receiving the DCI through the common search space; and receiving the sPDSCH on the basis of the length information, wherein the sPDSCH is received on a partial subframe (pSF), and the pSF may have a smaller size then a regular subframe.

公开(公告)号：US20180014259A1

公开(公告)日：2018-01-11

申请号：US15543190

申请日：2016-01-28

Applicant: LG ELECTRONICS INC.

Inventor： Suckchel YANG ,  Joonkui AHN ,  Daesung HWANG

IPC: H04W52/32 ,  H04W52/48 ,  H04L1/18

Abstract: The present invention relates to a wireless communication system. Specifically, the present invention relates to a method comprising: configuring a first cell group consisting of a PCell and zero or more SCells, and a second cell group consisting of SCell(s); determining transmit power of a first PUCCH to be transmitted through the PCell; and determining transmit power of a second PUCCH to be transmitted through a predetermined SCell in the second cell group, wherein the transmit powers of the first PUCCH and the second PUCCH are adjusted so that the total sum of transmit power of a terminal is not greater than the maximum transmit power of the terminal, considering a minimum guaranteed power which is assigned to each cell group according to protection priorities between cell groups, and the minimum guaranteed power assigned to each cell group is selectively applied to a specific UCI among a plurality of UCIs.

公开(公告)号：US20180013523A1

公开(公告)日：2018-01-11

申请号：US15711213

申请日：2017-09-21

Applicant: LG ELECTRONICS INC.

Inventor： Dongyoun SEO ,  Bonghoe KIM ,  Joonkui AHN ,  Suckchel YANG ,  Hanbyul SEO ,  Seungmin LEE ,  Yunjung YI

IPC: H04L1/18 ,  H04W72/04 ,  H04L5/00 ,  H04W88/02

CPC classification number: H04L1/1861 ,  H04L1/1822 ,  H04L1/1854 ,  H04L1/1896 ,  H04L5/0055 ,  H04W72/042 ,  H04W88/02

Abstract: A method for performing a hybrid automatic repeat request (HARQ) process, the method performed by a user equipment (UE) and includes receiving data in a first subframe of a secondary cell; and transmitting acknowledgement/negative-acknowledgement (ACK/NACK) information for the data in a second subframe of a primary cell, wherein the primary cell uses a frame comprising at least one downlink subframe and at least one uplink subframe according to an uplink-downlink configuration, wherein the secondary cell uses a frame comprising consecutive downlink subframes, and wherein a maximum number of HARQ processes for the secondary cell is dependent on the uplink-downlink configuration of the primary cell.

公开(公告)号：US20180007681A1

公开(公告)日：2018-01-04

申请号：US15540552

申请日：2015-12-31

Applicant: LG ELECTRONICS INC.

Inventor： Suckchel YANG ,  Joonkui AHN ,  Seungmin LEE

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

CPC classification number: H04W72/0413 ,  H04B7/0623 ,  H04B7/0626 ,  H04L1/1671 ,  H04L1/18 ,  H04L1/1861 ,  H04L5/001 ,  H04L5/0023 ,  H04L5/0032 ,  H04L5/0053 ,  H04L5/0055 ,  H04L5/0057 ,  H04L47/6275 ,  H04L47/805 ,  H04W72/10 ,  H04W72/1284

Abstract: The present invention provides a method and device for transmitting/receiving an uplink signal. When a user equipment of the present invention is configured by multiple cell groups and multiple pieces of uplink control information (UCI) to be transmitted by the user equipment in a subframe are generated, the user equipment separately transmits, to the multiple cell groups, the UCI one by one from the piece of UCI having the highest priority, and drops the pieces of UCI having lower priorities among the multiple pieces of UCI.

公开(公告)号：US20180006867A1

公开(公告)日：2018-01-04

申请号：US15542765

申请日：2016-02-03

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung YI ,  Joonkui AHN

IPC: H04L27/26 ,  H04W56/00 ,  H04L5/00

Abstract: A method and apparatus for performing an uplink (UL) synchronization in a wireless communication system is provided. A user equipment (UE) configures at least one UL carrier in an UL-only spectrum, and performs UL synchronization on the at least one UL carrier. The UL synchronization on the at least one UL carrier may be performed by various methods.

公开(公告)号：US20170374653A1

公开(公告)日：2017-12-28

申请号：US15543197

申请日：2016-01-12

Applicant: LG ELECTRONICS INC.

Inventor： Seungmin LEE ,  Suckchel YANG ,  Joonkui AHN ,  Seonwook KIM

IPC: H04W72/04 ,  H04L5/00 ,  H04W48/12 ,  H04J11/00 ,  H04W28/06

Abstract: Provided are a method whereby user equipment (UE) receives downlink control information in a wireless communication system and UE using the method. The method comprises: receiving configuration information (MUCC-DCI configuration information) on multi-carrier downlink control information (MUCC-DCI) that may include pieces of scheduling information related to multiple serving cells; and performing blind decoding (BD) on the MUCC-DCI in a shared search space (shared SS) determined on the basis of the MUCC-DCI configuration information.

公开(公告)号：US20170374624A1

公开(公告)日：2017-12-28

申请号：US15535207

申请日：2015-12-14

Applicant: LG ELECTRONICS INC.

Inventor： Joonkui AHN ,  Suckchel YANG

IPC: H04W52/14 ,  H04W52/54 ,  H04W72/12 ,  H04W72/04

CPC classification number: H04W52/146 ,  H04W52/34 ,  H04W52/54 ,  H04W52/58 ,  H04W72/0413 ,  H04W72/1289

Abstract: A method and an apparatus for controlling uplink transmission power in a wireless communication system are provided. The apparatus receives transmit power command (TPC) monitoring information for receiving a plurality of TPCs for adjusting uplink transmission power for a plurality of serving cells. The apparatus obtains the plurality of TPCs by monitoring a downlink control channel on the basis of the TPC monitoring information.

公开(公告)号：US20170373809A1

公开(公告)日：2017-12-28

申请号：US15628265

申请日：2017-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Bonghoe KIM ,  Soocheol KYEONG ,  Kijun KIM ,  Byounghoon KIM ,  Jinwoo KIM ,  Kwangseok NOH ,  Ilmu BYUN ,  Joonkui AHN ,  Seunggye HWANG

IPC: H04L5/00 ,  H03M13/00 ,  H03M13/11 ,  H04L1/00

CPC classification number: H04L5/0044 ,  H03M13/1148 ,  H03M13/296 ,  H03M13/2993 ,  H03M13/6362 ,  H04L1/0058 ,  H04L1/0059 ,  H04L1/0066 ,  H04L1/0067 ,  H04L1/0071 ,  H04L1/1819 ,  H04L5/001 ,  H04L5/0023

Abstract: A method for processing a data block by a user equipment in a wireless communication system comprises generating tail bits of 18 bits by performing trellis termination in a turbo encoder of code rate 1/5 containing a plurality of constituent encoders; and deploying the tail bits of 18 bits to 5 encoded bit sequences of the turbo encoder according to a prescribed rule, wherein 4 tail bits are deployed to a systematic bit sequence among the 5 encoded bit sequences according to the prescribed rule, and 4 tail bits are deployed to each of specific 2 parity bit sequences among 4 parity bit sequences according to the prescribed rule.

公开(公告)号：US20170373780A1

公开(公告)日：2017-12-28

申请号：US15535250

申请日：2015-12-23

Applicant: LG ELECTRONICS INC.

Inventor： Joonkui AHN ,  Kijun KIM ,  Seungmin LEE ,  Seonwook KIM

IPC: H04J11/00 ,  H04L27/26 ,  H04W74/08

CPC classification number: H04J11/0023 ,  H04L27/2646 ,  H04W72/14 ,  H04W74/0816

Abstract: A method and a device for uplink transmission in an unlicensed band are provided. The device receives an uplink grant for uplink transmission in an unlicensed band from a base station, and transmits an uplink channel in a subframe in the unlicensed band on the basis of the uplink grant. The subframe comprises a plurality of orthogonal frequency division multiplexing(OFDM) symbols, and at least one of a plurality of the OFDM symbols is defined by gaps during which the uplink channel is not transmitted.

公开(公告)号：US20170367093A1

公开(公告)日：2017-12-21

申请号：US15676576

申请日：2017-08-14

Applicant: LG ELECTRONICS INC.

Inventor： Joonkui AHN ,  Suckchel YANG ,  Dongyoun SEO

IPC: H04W72/04 ,  H04W56/00 ,  H04L12/26

CPC classification number: H04W72/0446 ,  H04L43/16 ,  H04W56/0005 ,  H04W56/004 ,  H04W72/04

Abstract: Disclosed are a method and an apparatus for transmitting uplink data by means of multiple serving cells. A method for a terminal for transmitting uplink data by means of multiple serving cells may comprise the steps of: the terminal receiving a first timing advance command (TAC) for a first serving cell and a second TAC for a second serving cell; and determining whether the terminal transmits uplink data by means of the second serving cell on the basis of whether the timing difference is below the threshold value, wherein the timing difference is acquired on the basis of the first TAC and the second TAC, and the first serving cell can be a cell configured so that an uplink can be always transmitted regardless of the timing difference.