公开(公告)号：US20210281374A1

公开(公告)日：2021-09-09

申请号：US16610892

申请日：2018-01-23

Applicant: LG ELECTRONICS INC.

Inventor： Kyuseok KIM ,  Jiwon KANG ,  Hyungtae KIM ,  Kilbom LEE

IPC: H04L5/00 ,  H04J13/18 ,  H04L25/00 ,  H04J13/00

Abstract: Provided are a method by which a terminal performs decoding in a wireless communication system, and a device. According to the present disclosure, provided are a method and a device, which: receive, from a base station through a DMRS symbol, a demodulation reference signal (DMRS) set according to a specific pattern by the base station, wherein the demodulation reference signal is transmitted in a specific antenna port and positioned on one or two time axis symbols, which are the same as at least one other o demodulation reference signal transmitted in another antenna port; and decode data by using the demodulation reference signal.

公开(公告)号：US20210226713A1

公开(公告)日：2021-07-22

申请号：US17139569

申请日：2020-12-31

Applicant: LG Electronics Inc.

Inventor： Kilbom LEE ,  Jiwon KANG ,  Kijun KIM ,  Jonghyun PARK ,  Sukhyon YOON

IPC: H04B17/336 ,  H04B17/345 ,  H04L27/26 ,  H04W24/10

Abstract: Disclosed herein are a method of operating a terminal and a base station in a wireless communication system and an apparatus supporting the same. According to an embodiment applicable to the present disclosure, a signal to interference noise ratio (SINR) report may be configured for the terminal, and an SINR report reported to the base station by the terminal based on the configuration may be calculated differently based on configuration of an interference measurement resource for the terminal.

公开(公告)号：US20210176094A1

公开(公告)日：2021-06-10

申请号：US16764296

申请日：2018-11-19

Applicant: LG ELECTRONICS INC.

Inventor： Jiwon KANG ,  Jonghyun PARK ,  Kilbom LEE

IPC: H04L25/02 ,  H04L5/00 ,  H04W8/24 ,  H04W72/12

Abstract: The present specification provides a method for transmitting a sounding reference signal (SRS) in a wireless communication system. More particularly, a method for transmitting, by a terminal, a sounding reference signal (SRS) in a wireless communication system comprises: receiving, from a base station, information relating to a plurality of SRS resource sets, the SRS resource sets each comprising one or more SRS resources; and transmitting, to the base station, an SRS on the plurality of SRS resources based on the information, wherein, if the plurality of SRS resources are included in difference SRS resource sets, the SRS is transmitted simultaneously on the plurality of SRS resources.

公开(公告)号：US20210111846A1

公开(公告)日：2021-04-15

申请号：US17041272

申请日：2019-04-30

Applicant: LG Electronics Inc.

Inventor： Kilbom LEE ,  Jiwon KANG ,  Jonghyun PARK ,  Sukhyon YOON

IPC: H04L5/00

Abstract: Disclosed are a method for transmitting and receiving channel state information between a terminal and a base station in a wireless communication system and an apparatus supporting same. According to an embodiment applicable to the present invention, a terminal may receive, from a base station, configuration information related to a first channel state information reference signal (CSI-RS) resource for measurement, measure channel state information using a CSI-RS transmitted from a neighbor cell on the basis of the configuration information, and transmit the measured channel state information to the base station.

公开(公告)号：US20210111823A1

公开(公告)日：2021-04-15

申请号：US16496391

申请日：2017-03-22

Applicant: LG ELECTRONICS INC.

Inventor： Kukheon CHOI ,  Kyuseok KIM ,  Minki AHN ,  Kilbom LEE

IPC: H04J11/00 ,  H04B17/345 ,  H04L5/00

Abstract: A method for a base station to control inter-cell interference in a wireless communication system comprises: a step in which a base station receives, in a predefined physical resource region, a demodulation reference signal (DMRS) or a sounding reference symbol (SRS) from a terminal in a cell to which the base station belongs; a step of measuring interference in a resource on which the DMRS or the SRS has been transmitted, on the basis of an interference measurement method corresponding to the predefined physical resource region; and a step of determining the terminal as a victim terminal associated with the predefined physical resource region, if the intensity of the interference measured is greater than a predetermined threshold, wherein the predefined physical resource region may be a first physical resource region for an uplink data transmission in the cell to which the base station belongs, or a second physical resource region for uplink beam sweeping in the cell to which the base station belongs, the first and second physical resource regions corresponding to a physical resource region for uplink beam sweeping in a neighboring cell to which a neighboring base station belongs.

公开(公告)号：US20210045141A1

公开(公告)日：2021-02-11

申请号：US16980337

申请日：2019-04-15

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom LEE ,  Jiwon KANG ,  Jonghyun PARK

IPC: H04W72/12

Abstract: Disclosed are a method for acquiring a data signal by a terminal in a wireless communication system and an apparatus for supporting same. According to an embodiment applicable to the present disclosure, a terminal can receive configuration information on a plurality of control resource sets (CORESETs), and on the basis of a method suggested in the present disclosure, can acquire a data signal from a physical downlink shared channel scheduled by downlink control information received via one CORESET among the plurality of CORESETs.

公开(公告)号：US20200287751A1

公开(公告)日：2020-09-10

申请号：US16064983

申请日：2017-06-02

Applicant: LG Electronics Inc.

Inventor： Kilbom LEE ,  Jaehoon CHUNG ,  Kyuseok KIM ,  Minki AHN

IPC: H04L25/02 ,  H04L27/26

Abstract: Disclosed are a signal transmission method and a base station, the signal transmission method comprising: generating a PTRS used for estimating phase noise in a downlink signal; transmitting, to a terminal, at least one form among information indicating whether the PTRS is transmitted by means of downlink signaling, and information indicating an antenna port of the PTRS; and transmitting the PTRS to the terminal in accordance with the information transmitted thereto.

公开(公告)号：US20190341950A1

公开(公告)日：2019-11-07

申请号：US16518678

申请日：2019-07-22

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom LEE ,  Jiwon KANG ,  Kijun KIM ,  Kyuseok KIM ,  Kunil YUM

IPC: H04B1/10 ,  H04B7/0456 ,  H04L1/00 ,  H04L5/00 ,  H04B7/06

Abstract: A method for operating a user equipment in a wireless communication is provided as an embodiment of the present invention. The method may include: receiving modulation and coding scheme (MCS) information for each of two or more codewords from a base station (BS); determining a demodulation reference signal (DMRS) antenna port to which a phase tracking reference signal (PTRS) antenna port is mapped based on the MCS information; and receiving a PTRS based on the DMRS antenna port, wherein a DMRS antenna port with the lowest index among one or more DMRS antenna ports included in a codeword with the highest MCS among the two or more codewords may be determined as the DMRS antenna port.

公开(公告)号：US20190200380A1

公开(公告)日：2019-06-27

申请号：US16291870

申请日：2019-03-04

Applicant: LG Electronics Inc.

Inventor： Jonghyun PARK ,  Kilbom LEE

IPC: H04W72/12 ,  H04L5/00

CPC classification number: H04W72/1289 ,  H04L5/0048 ,  H04W88/02

Abstract: An uplink transmission and reception method and a device for the same in a wireless communication system are disclosed.More specifically, a method for performing an uplink transmission in a wireless communication system by a user equipment includes receiving, from a base station, downlink control information (DCI) for scheduling of an uplink shared channel; and performing the uplink transmission via the uplink shared channel based on the DCI, wherein the DCI includes a sounding reference signal resource indication (SRS resource indication, SRI) field carrying a SRI and a demodulation reference signal (DMRS) related field, wherein a number of layers for the uplink transmission is determined based on the SRI field, wherein a size of the DMRS related field is equally configured for each of candidates of the number of layers.

公开(公告)号：US20190181921A1

公开(公告)日：2019-06-13

申请号：US16324673

申请日：2017-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom LEE ,  Jiwon KANG

IPC: H04B7/0408 ,  H04W72/04

Abstract: A method for a terminal receiving signaling for a phase feedback can comprise the steps of: receiving, from a base station, control information including first information indicating whether the terminal must perform the phase feedback for a plurality of beams; and determining whether to perform the phase feedback on the basis of the control information.