公开(公告)号：US20210385677A1

公开(公告)日：2021-12-09

申请号：US17288287

申请日：2019-11-04

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Seonwook KIM ,  Sukhyon YOON ,  Changhwan PARK

IPC: H04W24/08 ,  H04W72/04 ,  H04W74/08

Abstract: The present invention relates to a wireless communication system and, more specifically, to a method and a device therefor, the method comprising the steps of: receiving, as a part of an RRC connection procedure, CORESET configuration information relating to a BWP, the CORESET configuration information including information relating to a frequency resource configuring a CORESET; monitoring PDCCH candidates in one or more CORESETs in the BWP; and detecting a PDCCH on the basis of the monitoring, wherein the same CORESET is configured for each of subbands in the BWP according to the frequency resource, on the basis of (i) the BWP including a plurality of subbands, and (ii) the frequency resource confined within one subband.

公开(公告)号：US20210352737A1

公开(公告)日：2021-11-11

申请号：US17278184

申请日：2019-09-23

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Hyunsoo KO ,  Seonwook KIM ,  Changhwan PARK ,  Joonkui AHN ,  Sukhyon YOON

IPC: H04W74/08 ,  H04W74/00

Abstract: A method and a device for transmitting and receiving signals in a wireless communication system according to one embodiment of the present invention are characterized by transmitting a PRACH on a RO, receiving, in response to the PRACH, a PDCCH for receiving a RAR, and receiving the RAR on the basis of the PDCCH, wherein the RAR includes a portion of the bits of a frame index of the RO on which the PRACH was transmitted.

公开(公告)号：US20210352708A1

公开(公告)日：2021-11-11

申请号：US17383344

申请日：2021-07-22

Applicant: LG ELECTRONICS INC.

Inventor： Inkwon SEO ,  Sukhyon YOON ,  Joonkui AHN ,  Changhwan PARK ,  Seonwook KIM

IPC: H04W72/12

Abstract: The present specification provides a method for receiving downlink control information performed by a terminal in a wireless communication system, wherein the method is characterized in that the downlink control information is received from a base station and includes minimum applicable scheduling offset information, and the minimum applicable scheduling offset information informs a minimum applicable slot offset and receives a physical downlink shared channel (PDSCH) from the base station on a slot having a slot offset value equal to or greater than a value of the minimum applicable slot offset.

公开(公告)号：US20210329684A1

公开(公告)日：2021-10-21

申请号：US17267722

申请日：2019-08-12

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Seonwook KIM

IPC: H04W72/12 ,  H04W72/14 ,  H04L1/18

Abstract: A method and a device for transmitting/receiving a signal in a wireless communication system, according to one embodiment of the present invention, transmit ACK/NACK information differently depending on whether UL grant DCI includes PUSCH scheduling or not.

公开(公告)号：US20210314985A1

公开(公告)日：2021-10-07

申请号：US17267445

申请日：2019-08-09

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Hanjun PARK ,  Seonwook KIM

IPC: H04W72/12

Abstract: The present invention relates to a wireless communication system and, specifically, to a method and an apparatus therefor, the method comprising the steps of: receiving scheduling information for a plurality of consecutive transmission time intervals (TTIs); and transmitting data on the basis of the scheduling information, wherein the scheduling information includes a combination of a first symbol index and the number of consecutive symbols, the data is transmitted from a starting symbol of a first TTI (starting TTI) among the plurality of consecutive TTIs to an ending symbol of the last TR on the basis of the scheduling information, and the index of the starting symbol and the index of the ending symbol are determined on the basis of the combination of the first symbol index and the number of the consecutive symbols.

公开(公告)号：US20210307042A1

公开(公告)日：2021-09-30

申请号：US17257810

申请日：2019-07-08

Applicant: LG ELECTRONICS INC.

Inventor： Seokmin SHIN ,  Jaehyung KIM ,  Seonwook KIM ,  Changhwan PARK ,  Joonkui AHN ,  Suckchel YANG ,  Seunggye HWANG

IPC: H04W72/12 ,  H04W72/04

Abstract: The present specification provides a method for transmitting/receiving a signal and a channel in a narrowband wireless communication system, and an apparatus therefor. Specifically, a method for transmitting/receiving a signal and a channel by a terminal in a narrowband wireless communication system that coexists with other wireless communication systems comprises the steps of: receiving a synchronization signal from a base station on the basis of a predetermined channel raster; receiving, from the base station, information on a channel raster offset through a physical broadcast channel (PBCH); and performing transmission and reception of the signal and the channel with the base station in a narrowband in which a center frequency is adjusted by applying the channel raster offset, wherein a specific subcarrier of a plurality of subcarriers included in the narrowband may be punctured or rate-matched.

公开(公告)号：US20210297223A1

公开(公告)日：2021-09-23

申请号：US17265500

申请日：2019-08-09

Applicant: LG ELECTRONICS INC.

Inventor： Suckchel YANG ,  Seonwook KIM ,  Hanjun PARK

IPC: H04L5/00

Abstract: The present invention relates to a wireless communication system and, specifically, to a method comprising the steps of: transmitting first A/N information; receiving one or more data after transmitting the first A/N information; receiving downlink control information including a 1-bit indicator; and transmitting second A/N information including an A/N result for the one or more data depending on whether the 1-bit indicator is toggled, and to an apparatus therefor, wherein the second A/N information is generated by reflecting only a data reception state after the transmission of the first A/N information, on the basis of a case where the 1-bit indicator has been toggled; and the second A/N information is generated in consideration of (i) the first A/N information and (ii) the data reception state after the transmission of the first A/N information, on the basis of a case where the 1-bit indicator has not been toggled.

公开(公告)号：US20210289490A1

公开(公告)日：2021-09-16

申请号：US17332519

申请日：2021-05-27

Applicant: LG Electronics Inc.

Inventor： Hanjun PARK ,  Seonwook KIM ,  Suckchel YANG ,  Changhwan PARK

IPC: H04W72/04 ,  H04B1/713 ,  H04L5/00

Abstract: Provided are: a method by which a terminal and a base station transmit/receive a signal in a wireless communication system; and a communication device using the method. The method allocates, to a plurality of antenna ports, resources for transmitting a physical uplink control channel (PUCCH) composed of two or less symbols, and transmits, to the base station, the PUCCH through the plurality of antenna ports, wherein the resources allocated to the plurality of antenna ports are multiplexed with each other.

公开(公告)号：US20210274536A1

公开(公告)日：2021-09-02

申请号：US17258372

申请日：2019-04-26

Applicant: LG Electronics Inc.

Inventor： Seokmin SHIN ,  Hanjun PARK ,  Seonwook KIM ,  Changhwan PARK ,  Joonkui AHN ,  Suckchel YANG ,  Seunggye HWANG

IPC: H04W72/12 ,  H04W72/04

Abstract: The present specification provides a method for transmitting and receiving downlink control information (DCI) in a wireless communication system supporting narrow band-Internet of things (NB-IoT). Specifically, a terminal monitors at least one first candidate PDCCH in a first search space and at least one second candidate PDCCH in a second search space, wherein the first search space and the second search space may partially or entirely overlap each other on a time axis. Thereafter, the terminal may search for a first DCI in the at least one first candidate PDCCH and a second DCI in the at least one second candidate PDCCH, wherein the sum of the number of the at least one first candidate PDCCH and the number of the at least one second candidate PDCCH may be less than or equal to a specific number.

公开(公告)号：US20210250154A1

公开(公告)日：2021-08-12

申请号：US17235319

申请日：2021-04-20

Applicant: LG Electronics Inc.

Inventor： Suckchel YANG ,  Kijun KIM ,  Seonwook KIM ,  Changhwan PARK ,  Joonkui AHN ,  Hanjun PARK ,  Seunggye HWANG

IPC: H04L5/00 ,  H04L1/16 ,  H04L1/18 ,  H04W76/27 ,  H04L1/00

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and apparatus for receiving information on a number N of a code block group defined for one transport block from a base station through an upper layer signal, receiving a first transport block including a plurality of code blocks from the base station through a physical layer channel, and transmitting HARQ-ACK payload including HARQ-ACK information on the first transport block to the base station. Preferably, a code block-based CRC is attached to each of the code blocks, a transport block-based CRC is attached to the first transport block, and the HARQ-ACK payload includes a plurality of HARQ-ACK bits corresponding to M code block groups for the first transport block.