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271.
公开(公告)号:US20220217740A1
公开(公告)日:2022-07-07
申请号:US17569214
申请日:2022-01-05
Applicant: LG Electronics Inc.
Inventor: Giwon PARK , Woosuk KO , Seoyoung BACK , Seungmin LEE , Daesung HWANG , Jongwoo HONG
Abstract: Provided are a method for performing wireless communication by a first device, and an apparatus for supporting same. The method may comprise: obtaining a sidelink (SL) discontinuous reception (DRX) configuration including information related to a timer for an active time and information related to a hybrid automatic repeat request (HARQ) round trip time (RTT) timer; starting the timer for the active time; receiving, from a second device through a physical sidelink control channel (PSCCH) based on a first SL resource, a first sidelink control information (SCI) for scheduling of a physical sidelink shared channel (PSSCH) and a second SCI; and receiving, from the second device through the PSSCH based on the first SL resource, the second SCI and data. Herein, based on resource allocation information for a second SL resource being included in the first SCI, the first device may not monitor retransmission of the data from the second device in a time domain between the first SL resource and the second SL resource, and based on the resource allocation information for the second SL resource not being included in the first SCI, the HARQ RTT timer included in the SL DRX configuration may be started by the first device.
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公开(公告)号:US20220217657A1
公开(公告)日:2022-07-07
申请号:US17595261
申请日:2020-05-13
Applicant: LG ELECTRONICS INC.
Inventor: Uihyun HONG , Seungmin LEE , Daesung HWANG , Hanbyul SEO
IPC: H04W52/52
Abstract: Disclosed in one embodiment is an operating method of a sidelink receiving terminal in a wireless communication system, comprising the steps of: receiving a physical sidelink shared channel (PSSCH); and transmitting a physical sidelink feedback channel (PSFCH) after receiving the PSSCH, wherein the receiving terminal performs Tx/Rx switching in one part of a first symbol, which is the symbol after the last symbol in which the PSSCH is received, transmits a signal related to automatic gain control (AGC) in the remaining part of the first symbol, and transmits the PSFCH in the symbol after the first symbol.
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公开(公告)号:US20220201629A1
公开(公告)日:2022-06-23
申请号:US17594764
申请日:2020-05-11
Applicant: LG ELECTRONICS INC.
Inventor: Woosuk KO , Hanbyul SEO , Seungmin LEE
Abstract: An operating method of a first device (100) in a wireless communication system is presented. The method can comprise the steps of receiving an SL SSB from a second device, and acquiring bit information on the basis of the order in which a first m-sequence and a second m-sequence are mapped to a first PSS symbol and a second PSS symbol.
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274.
公开(公告)号:US20220191847A1
公开(公告)日:2022-06-16
申请号:US17602561
申请日:2020-04-08
Applicant: LG Electronics Inc.
Inventor: Uihyun HONG , Daesung HWANG , Seungmin LEE , Hanbyul SEO
Abstract: An embodiment provides an operation method of a sidelink reception terminal in a wireless communication system, the method comprising the steps of: receiving a first physical sidelink shared channel (PSSCH) and a second PSSCH by a sidelink reception terminal; and transmitting feedbacks for the first PSSCH and the second PSSCH through a first physical sidelink feedback channel (PSFCH) resource and a second PSFCH resource, respectively, by the sidelink reception terminal, wherein the first PSSCH and the second PSSCH are received in different slots, and a first PSFCH related to the first PSSCH and a second PSFCH related to the second PSSCH are transmitted through different frequency resources within an identical time resource area.
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公开(公告)号:US20220182989A1
公开(公告)日:2022-06-09
申请号:US17677456
申请日:2022-02-22
Applicant: LG ELECTRONICS INC.
Inventor: Seungmin LEE , Hanbyul SEO , Hakseong KIM
Abstract: A method of transmission by a user equipment (UE) in a wireless communication system, and including receiving, by the UE from a eNB, a physical downlink control channel (PDCCH) including a downlink control information (DCI) format 0, based on a semi-persistent scheduling (SPS)—radio network temporary identifier (RNTI) (SPS-RNTI); and transmitting, by the UE, a signal related to a SPS. Further, based on that the SPS-RNTI is related to a sidelink communication, wherein a three bit field corresponding to cyclic shift DMRS (DeModulate Reference Signal) in the DCI format 0 is related to a resource information for a sidelink communication.
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276.
公开(公告)号:US20220173841A1
公开(公告)日:2022-06-02
申请号:US17675782
申请日:2022-02-18
Applicant: LG Electronics Inc.
Inventor: Seungmin LEE , Suckchel YANG , Seonwook KIM , Joonkui AHN
Abstract: Provided are a method for a terminal resending data in a wireless communication system, and a communication device using same. The method comprises: receiving downlink control information (DCI) from a network; and resending data on the basis of the DCI, wherein the DCI includes an acknowledgement/not-acknowledgement (ACK/NACK) field.
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277.
公开(公告)号:US20220167288A1
公开(公告)日:2022-05-26
申请号:US17544379
申请日:2021-12-07
Applicant: LG Electronics Inc.
Inventor: Uihyun HONG , Hanbyul SEO , Seungmin LEE
Abstract: Disclosed is a method of performing an operation for a sidelink user equipment (UE) in a wireless communication system, including generating a sidelink synchronization signal block (S-SSB) including a sidelink primary synchronization signal (S-PSS), a sidelink secondary synchronization signal (S-SSS), and a physical sidelink broadcast channel (PSBCH); and transmitting the S-SSB, wherein the number of transmissions of the S-SSB within one period is differently set according to a subcarrier spacing.
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公开(公告)号:US20220159624A1
公开(公告)日:2022-05-19
申请号:US17592703
申请日:2022-02-04
Applicant: LG Electronics Inc.
Inventor: Woosuk KO , Hanbyul SEO , Seungmin LEE
Abstract: Proposed is a method for a first device performing wireless communication. The method may comprise the steps of: determining a first time domain and a second time domain with respect to a physical sidelink feedback channel (PSFCH) resource; performing sidelink data transmission to a second device through a resource on the first time domain; receiving, from the second device, hybrid automatic repeat request (HARQ) feedback associated with the sidelink data transmission; and on the basis of the HARQ feedback, performing sidelink data retransmission to the second device through a resource on the second time domain. For example, the first time domain may precede the PSFCH resource. For example, the second time domain may follow the PSFCH resource.
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公开(公告)号:US20220158760A1
公开(公告)日:2022-05-19
申请号:US17594197
申请日:2020-04-09
Applicant: LG ELECTRONICS INC.
Inventor: Daesung HWANG , Hanbyul SEO , Seungmin LEE , Uihyun HONG
Abstract: According to an embodiment of the present disclosure, a method for performing SL communication by a first device is provided. The method comprises the steps of: determining a plurality of first bits on which interleaving is to be performed from among a plurality of bits of a first encoded code block and a plurality of second bits except for the plurality of first bits from among the plurality of bits of the first encoded code block; performing interleaving on the plurality of first bits; transmitting, to a second device, the plurality of first bits on which the interleaving has been performed, on a plurality of first REs related to the plurality of first bits; and transmitting, to the second device, the plurality of second bits on a plurality of second REs related to the plurality of second bits.
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公开(公告)号:US20220150877A1
公开(公告)日:2022-05-12
申请号:US17648602
申请日:2022-01-21
Applicant: LG ELECTRONICS INC.
Inventor: Woosuk KO , Hanbyul SEO , Seungmin LEE
Abstract: According to an embodiment of the present disclosure, provided is a method by which a first apparatus performs sidelink communication. The method comprises the steps of: receiving, from a base station, information about an S-SSB transmission resource; determining, on the basis of the information about the S-SSB transmission resource, a plurality of first slots within a first S-SSB period having an S-SSB period length, associated with a plurality of first S-SSBs; transmitting, to a second apparatus, the plurality of first S-SSBs on the plurality of first slots, wherein a slot interval between the plurality of first slots may be the same within the first S-SSB period.
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