公开(公告)号：US20250097119A1

公开(公告)日：2025-03-20

申请号：US18726926

申请日：2022-01-06

Applicant: LG ELECTRONICS INC.

Inventor： Yeongjun KIM ,  Sangrim LEE ,  Bonghoe KIM ,  Kyungho LEE

IPC: H04L41/16 ,  H04W24/02

Abstract: The communication device can perform hierarchical transfer learning (TL). The communication device may comprise: receiving information about channel characteristics from a plurality of user equipments including a first user equipment; mapping the plurality of user equipments to a plurality of TL levels and a plurality of groups for each of the plurality of TL levels on the basis of the information about the channel characteristics; and training a neural network of the first user equipment on the basis of the TL levels and the groups to which the plurality of user equipments is mapped. Training of the neural network of the first user equipment can comprise training a training portion for a first TL level from among TL levels to which the first user equipment is mapped.

公开(公告)号：US20240357588A1

公开(公告)日：2024-10-24

申请号：US18576471

申请日：2021-07-12

Applicant: LG Electronics Inc.

Inventor： Bonghoe KIM ,  Jongwoong SHIN

IPC: H04W72/1273 ,  H03M13/13 ,  H04W72/231

CPC classification number: H04W72/1273 ,  H03M13/13 ,  H04W72/231

Abstract: A method of a user equipment (UE) for receiving a physical downlink shared channel (PDSCH) in a wireless communication system according to an embodiment of the present disclosure comprises receiving downlink control information (DCI) scheduling the PDSCH and receiving the PDSCH based on the DCL. The PDSCH is related to a codeword generated based on a polar code.

公开(公告)号：US20230396362A1

公开(公告)日：2023-12-07

申请号：US18034211

申请日：2021-04-12

Applicant: LG ELECTRONICS INC.

Inventor： Jongwoong SHIN ,  Bonghoe KIM ,  Sung Ryong HONG

IPC: H04L1/00 ,  H04L1/08 ,  H04L1/1812

CPC classification number: H04L1/0063 ,  H04L1/1812 ,  H04L1/08

Abstract: The present disclosure is for performing retransmission in a wireless communication system, and a method by which a first device operates in a wireless communication system comprises the steps of: receiving, from a second device, a first signal comprising outer- and inner-coded data; detecting information-bit-based first-type inner code blocks and parity-bit-based second-type inner code blocks by inner decoding the data in correspondence to the inner coding; confirming the location and the number of at least one bit with a possibility of error, among outer block codes, on the basis of the location of inner code blocks for which decoding has failed; deciding to request retransmission on the basis of the location and the number of the at least one bit; and requesting, to the second device, on the basis of the location and the number of the at least one bit, retransmission of at least one of an information portion or a parity portion of outer code blocks.

公开(公告)号：US20220279509A1

公开(公告)日：2022-09-01

申请号：US17747550

申请日：2022-05-18

Applicant: LG ELECTRONICS INC.

Inventor： Suckchel YANG ,  Joonkui AHN ,  Bonghoe KIM

IPC: H04W72/04 ,  H04L1/00 ,  H04L1/18 ,  H04L1/16 ,  H04L5/00 ,  H04W24/04 ,  H04W52/36

Abstract: The present invention relates to a wireless communication system. In detail, the invention relates to a method for a terminal to transmit a UCI in a carrier aggregation-based wireless communication system, and to an apparatus therefor, wherein the method involves the steps of: forming a first cell group having a PCell; forming a second cell group having one or more SCells; receiving one or more data in the second cell group; and transmitting HARQ-ACK information on the one or more data through a PUCCH, wherein, when the first and second cell groups are managed by an identical base station, the HARQ-ACK information is transmitted in the PCell, and, when the first and second cell groups are managed by different base stations, the HARQ-ACK information is transmitted in the second cell group.

公开(公告)号：US20210167800A1

公开(公告)日：2021-06-03

申请号：US16065548

申请日：2018-01-05

Applicant: LG Electronics Inc.

Inventor： Jongwoong SHIN ,  Bonghoe KIM ,  Jinwoo KIM ,  Kwangseok NOH ,  Ilmu BYUN

IPC: H03M13/11 ,  H03M13/00

Abstract: A method of encoding a quasi-cyclic low-density parity-check (QC LDPC) code supporting multiple base codes includes selecting a base code for generating a parity check matrix from among a first base code and a second base code, selecting a lifting value for generating the parity check matrix from among a plurality of lifting values, and generating the parity check matrix using the selected base code and the selected lifting value, wherein the base code is determined based on a code block size and a code rate, and the lifting value is determined based on a parameter of the base code and the code block size.

公开(公告)号：US20210022117A1

公开(公告)日：2021-01-21

申请号：US16068084

申请日：2017-01-04

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung YI ,  Bonghoe KIM ,  Byounghoon KIM

IPC: H04W72/04 ,  H04L5/00 ,  H04L27/18

Abstract: A method and apparatus for transmitting a physical uplink shared channel (PUSCH) and a demodulation reference signal (DM-RS) in a wireless communication system is provided. A narrowband internet-of-things (NB-IoT) user equipment (UE) configures a set of resource units with at least one tone for uplink transmission in NB-IoT, transmits the PUSCH by using the set of resource units, and transmits the DM-RS used for demodulating the PUSCH by a network in the set of resource units.

公开(公告)号：US20200228259A1

公开(公告)日：2020-07-16

申请号：US16629516

申请日：2018-07-11

Applicant: LG ELECTRONICS INC.

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

IPC: H04L1/18 ,  H04L5/00 ,  H04W72/12

Abstract: The disclosure of the present specification provides a method for transmitting, by a user device, hybrid automatic repeat request (HARQ) positive-acknowledgment (ACK)/negative-acknowledgment (NACK) information. The method may comprise the steps of: determining a channel coding scheme to be used for transmitting the HARQ ACK/NACK information through an uplink physical channel, on the basis of first information; and performing channel coding of the HARQ ACK/NACK information according to the determined channel coding scheme. The channel coding scheme may include at least one of a channel coding scheme, a cyclic redundancy check (CRC) architecture, a channel encoder size, and a modulation scheme.

公开(公告)号：US20200162299A1

公开(公告)日：2020-05-21

申请号：US16752561

申请日：2020-01-24

Applicant: LG ELECTRONICS INC.

Inventor： Bonghoe KIM ,  Kijun KIM ,  Hyunsoo KO ,  Byounghoon KIM ,  Yunjung YI ,  Seokmin SHIN

IPC: H04L27/26 ,  H04W72/04 ,  H04L5/00 ,  H04J11/00 ,  H04W56/00

Abstract: The present invention provides a method and devices for transmitting and receiving a synchronization signal and a method for generating a synchronization signal in a wireless access system supporting narrowband Internet of Things (NB-IoT). A method for transmitting a primary synchronization signal (PSS) by a base station in a wireless access system supporting narrowband Internet of Things (NB-IoT), according to an embodiment of the present invention, can comprise the steps of: repeatedly generating first sequences n times so as to generate primary synchronization signals; multiplying n first sequences by second sequences and thus generating n primary synchronization signals; and transmitting n primary synchronization signals by means of n OFDM symbols, respectively. The size of a bandwidth used in the wireless access system supporting NB-IoT is the size of one physical resource block (PRB), and one PRB can comprise twelve subcarriers in a frequency domain.

公开(公告)号：US20200153549A1

公开(公告)日：2020-05-14

申请号：US16484102

申请日：2018-02-06

Applicant: LG ELECTRONICS INC.

Inventor： Kwangseok NOH ,  Bonghoe KIM

IPC: H04L1/00 ,  H04L1/06

Abstract: A transmission device in a wireless communication system attaches a cyclic redundancy check (CRC) code having a predetermined length to a code block (CB) acquired from a transport block (TB). The predetermined length according to the present invention depends on a code rate associated with the TB.

公开(公告)号：US20200053726A1

公开(公告)日：2020-02-13

申请号：US16660767

申请日：2019-10-22

Applicant: LG ELECTRONICS INC.

Inventor： Suckchel YANG ,  Yunjung YI ,  Joonkui AHN ,  Bonghoe KIM

IPC: H04W72/04 ,  H04W74/00 ,  H04W72/12 ,  H04L5/00 ,  H04L1/18 ,  H04J11/00

Abstract: The present invention relates to a wireless communication system. Particularly, the present invention relates to a method for receiving control information in a wireless communication system and a device therefor, the method comprising the steps of: receiving a PDCCH signal including uplink scheduling information; transmitting a PUSCH signal by using the uplink scheduling information; and receiving a PHICH signal including acknowledgement information on the PUSCH signal, wherein an RS for the PUSCH signal exists only in one slot per RB pair within an RB set in which the PUSCH signal is transmitted, and a resource for receiving the PHICH signal is determined by using an index of the slot in which the RS exists.