公开(公告)号：US20210112538A1

公开(公告)日：2021-04-15

申请号：US16496398

申请日：2018-03-21

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae KIM ,  Jiwon KANG ,  Kijun KIM ,  Sukhyon YOON ,  Sangrim LEE

IPC: H04W72/04 ,  H04L5/00

Abstract: The present application discloses a method for a terminal to transmit an uplink data signal configured with a plurality of code blocks in a wireless communication system. Particularly, the method comprises: a step of mapping, within one slot, a plurality of code blocks to resource elements by using a time-first method, for each time block; and a step of transmitting, to a base station, an uplink demodulation reference signal and an uplink data signal which is configured with a plurality of code blocks, wherein the size of the time block to which the time-first method is applied is determined based on a mapping pattern of the uplink demodulation reference signal.

公开(公告)号：US20210105110A1

公开(公告)日：2021-04-08

申请号：US16497780

申请日：2018-01-10

Applicant: LG ELECTRONICS INC.

Inventor： Kyuseok KIM ,  Jiwon KANG ,  Kijun KIM ,  Hyungtae KIM ,  Minki AHN ,  Sukhyon YOON ,  Kilbom LEE

IPC: H04L5/00

Abstract: The present invention relates to a method and a device for allowing a terminal to perform decoding in a wireless communication system. According to the present invention, provided are a method and a device for receiving, from a base station through DMRS symbols, a first demodulation reference signal (DMRS) and a second DMRS, which are set according to specific patterns, wherein: each of the first DMRS and the second DMRS is transmitted on a specific antenna port and is located on the same time axis symbol as at least one different DMRS transmitted on the other antenna port; a location of the time axis symbol of the second DMRS is determined according to a service type of transmitted data; and the data are decoded by using the first DMRS and/or the second DMRS.

公开(公告)号：US20210084631A1

公开(公告)日：2021-03-18

申请号：US17108580

申请日：2020-12-01

Applicant: LG Electronics Inc.

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

IPC: H04W72/04 ,  H04L5/00

Abstract: The present invention relates to a method and device for operating a terminal in a wireless communication system. According to the present invention, downlink control information is transmitted to a terminal and can include symbol information related to the last symbol of a downlink shared channel. A method and device can be provided wherein a terminal transmits a first demodulation reference signal(DMSR) and at least one second DMRS for demodulating downlink data, and transmits data through the downlink shared channel, and a symbol position to which the at least one second DMRS is mapped is determined according to the symbol information.

公开(公告)号：US20210050895A1

公开(公告)日：2021-02-18

申请号：US16064330

申请日：2018-04-27

Applicant: LG Electronics Inc.

Inventor： Jiwon KANG ,  Haewook PARK ,  Hyungtae KIM ,  Jonghyun PARK

IPC: H04B7/06 ,  H04W76/27 ,  H04W72/04 ,  H04B7/0417 ,  H04B7/0456

Abstract: A method for reporting channel state information (CSI) in a wireless communication system is disclosed. The method for reporting, by a user equipment (UE), CSI includes determining a physical uplink control channel (PUCCH) format type for reporting the CSI according to a CSI feedback type, wherein the PUCCH format type is a short PUCCH or a long PUCCH; and reporting the CSI to a base station through the determined PUCCH format type.

公开(公告)号：US20200383091A1

公开(公告)日：2020-12-03

申请号：US16622468

申请日：2018-06-15

Applicant: LG Electronics Inc.

Inventor： Jonghyun PARK ,  Jiwon KANG ,  Kijun KIM ,  Hyungtae KIM

IPC: H04W72/04 ,  H04L5/00

Abstract: A method for performing coordinated transmission in a wireless communication system and an apparatus therefor are disclosed. Specifically, a method for receiving downlink control information (DCI) by a user equipment (UE) in a wireless communication system may comprise the steps of: receiving the DCI from one of a plurality of base stations performing coordinated transmission to the UE; and receiving downlink data scheduled on the basis of the DCI from the plurality of base stations performing the coordinated transmission, wherein a separate transmission layer for the downlink data is transmitted from each base station included in the plurality of base stations, and single piece of information in the DCI indicates a total number of layers scheduled to the UE and demodulation reference signal (DMRS) grouping information associated with the separate transmission layer transmitted from each base station.

公开(公告)号：US20200314677A1

公开(公告)日：2020-10-01

申请号：US16887780

申请日：2020-05-29

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae KIM ,  Jonghyun PARK

IPC: H04W24/10 ,  H04B7/06 ,  H04W72/14 ,  H04L5/00 ,  H04L1/00

Abstract: Disclosed in the present application is a method by which a terminal reports aperiodic channel status information (CSI) to a base station in a wireless communication system. Particularly, the method comprises the steps of: receiving, from the base station, through downlink control information (DCI), a CSI report triggering message including information on at least one CSI process among a plurality of CSI processes and on one aperiodic reference signal among a plurality of aperiodic reference signal resources included in the at least one CSI process; and updating the aperiodic CSI relating to the at least one CSI process and reporting the same to the base station, on the basis of the one aperiodic reference signal.

公开(公告)号：US20200304257A1

公开(公告)日：2020-09-24

申请号：US16088043

申请日：2017-03-20

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae KIM ,  Kijun KIM

IPC: H04L5/00 ,  H04W24/10 ,  H04W72/04

Abstract: Disclosed in the present application is a method by which a terminal transmits channel state information to a network in a wireless communication system. Particularly, the method comprises the steps of: receiving, from the network, information on a specific channel measurement resource and a specific interference measurement resource; calculating the channel state information by using the specific channel measurement resource and the specific interference measurement resource; and transmitting, to the network, the calculated channel state information, wherein independent beamforming is applied in units of symbols to the specific channel measurement resource.

公开(公告)号：US20200304192A1

公开(公告)日：2020-09-24

申请号：US16089884

申请日：2017-03-23

Applicant: LG ELECTRONICS INC.

Inventor： Kunil YUM ,  Kijun KIM ,  Jonghyun PARK ,  Hyungtae KIM

IPC: H04B7/06 ,  H04L5/00 ,  H04L1/00 ,  H04W72/04

Abstract: The present invention relates to a method for receiving a downlink signal in a wireless communication system. The method, according to one embodiment of the present invention, is performed by a terminal and may comprise the steps of: receiving control information indicating an aperiodic channel state information-reference signal (CSI-RS) resource masked with an identifier associated with an aperiodic CSI-RS; if the control information does not indicate an aperiodic CSI-RS resource for each terminal in a cell, determining that the aperiodic CSI-RS resource indicated by the control information is a resource element (RE) puncturing pattern for a downlink data channel or an improved downlink control channel; and decoding the downlink data channel or the improved downlink control channel by using the RE puncturing pattern.

公开(公告)号：US20200266948A1

公开(公告)日：2020-08-20

申请号：US16827602

申请日：2020-03-23

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae KIM ,  Jonghyun PARK

IPC: H04L5/00 ,  H04B7/0456 ,  H04L1/00 ,  H04W72/04

Abstract: Disclosed herein is a method for receiving a user equipment-specific reference signal-based data signal by a user equipment in a wireless communication system. Particularly, the method comprises the steps of: receiving a control signal for the user equipment-specific reference signal-based data signal from an eNodeB; and receiving the user equipment-specific reference signal-based data signal on the basis of the control signal, wherein the control signal includes information on an antenna port for a channel status information-reference signal, the antenna port being assumed to be quasi-co-located (QCL) with an antenna port for the user equipment-specific reference signal, and the channel status information-reference signal excludes an aperiodic channel status information-reference signal.

公开(公告)号：US20200221487A1

公开(公告)日：2020-07-09

申请号：US16822904

申请日：2020-03-18

Applicant: LG Electronics Inc.

Inventor： Kilbom LEE ,  Kyuseok KIM ,  Hyungtae KIM ,  Jiwon KANG ,  Jonghyun PARK ,  Hanjun PARK

IPC: H04W72/12 ,  H04L5/00

Abstract: Disclosed are a method of transmitting and receiving a downlink between a user equipment (UE) and a base station (BS) in a wireless communication system, and an apparatus for supporting the same. According to an embodiment applicable to the present disclosure, when the UE recognizes that plural transmission configuration indication (TCI) states related to one reference signal set are allocated to the UE through received downlink control information (DCI), the UE may receive/acquire a first physical downlink shared channel (PDSCH) scheduled by the DCI with high reliability.