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公开(公告)号:US12034541B2
公开(公告)日:2024-07-09
申请号:US17418071
申请日:2020-01-30
申请人: LG Electronics Inc.
发明人: Youngdae Lee , Sunyoung Lee , Heejeong Cho , Eunjong Lee
CPC分类号: H04L1/18 , H04W28/065 , H04W72/23 , H04W92/18
摘要: A method and apparatus for dynamic configuration of a maximum number of sidelink retransmissions for a data unit in a wireless communication system is provided. A first wireless device in sidelink receives, from a network, information related to a first retransmission number for a first logical channel and a second retransmission number for a second logical channel. The first wireless device determines a retransmission number of a data unit among the first retransmission number and the second retransmission number, and performs sidelink transmission of the data unit to a second wireless device based on the retransmission number of the data unit.
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公开(公告)号:US11985656B2
公开(公告)日:2024-05-14
申请号:US17298350
申请日:2019-11-28
申请人: LG Electronics Inc.
发明人: Joonkui Ahn , Suckchel Yang , Hanul Lee , Sunyoung Lee
CPC分类号: H04W72/1268 , H04L5/0051 , H04L27/26025 , H04W52/365 , H04W72/23
摘要: A wireless communication system and, more particularly, a method and an apparatus therefor, the method including the steps of: triggering power headroom reporting at a first time point; determining power headroom (PH) information of a cell on the basis of actual transmission or a reference format, on the basis of an uplink (UL) scheduling status; and transmitting the PH information of the cell at a second time point, via a configured grant based physical uplink shared channel (PUSCH), wherein the UL scheduling status includes downlink control information reception from the first time point to a third time point which exists before the second time point, and a time interval between the third time point and the second time point is determined on the basis of a PUSCH processing time.
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3.
公开(公告)号:US11641599B2
公开(公告)日:2023-05-02
申请号:US17886965
申请日:2022-08-12
申请人: LG ELECTRONICS INC.
发明人: Seungjune Yi , Sunyoung Lee
摘要: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for performing a buffer status reporting in a D2D communication system, the method comprising: configuring a plurality of sidelink logical channels, wherein each of the plurality of sidelink logical channels has an associated priority and belongs to a LCG, and one or more of LCGs belong to a ProSe Destination; generating a SL BSR MAC CE including buffer sizes of LCGs in decreasing order of a LCG priority, wherein the LCG priority of a LCG is determined as a highest priority of a logical channel among priorities of logical channels belonging to the LCG; and transmitting a MAC PDU including the SL BSR MAC CE.
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公开(公告)号:US11606783B2
公开(公告)日:2023-03-14
申请号:US16829883
申请日:2020-03-25
申请人: LG Electronics Inc.
发明人: Jeonggu Lee , Sunyoung Lee , Seungjune Yi
IPC分类号: H04W72/04 , H04W76/28 , H04L1/18 , H04L1/1812
摘要: A method for processing downlink (DL) signals by a user equipment (UE) in a wireless communication system is disclosed. Especially, the UE is configured not to transmit a Hybrid Automatic Repeat and request (HARQ) feedback for the DL HARQ process. The method comprises steps of upon a first Physical downlink Control Channel (PDCCH) for the DL HARQ process is detected, starting a timer for monitoring subsequent PDCCHs related to retransmission of the DL HARQ process, without transmitting the HARQ feedback; and monitoring subsequent PDCCHs related to retransmission of the DL HARQ process while the timer is running.
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公开(公告)号:US11476979B2
公开(公告)日:2022-10-18
申请号:US15761775
申请日:2016-09-21
申请人: LG ELECTRONICS INC.
发明人: Sunyoung Lee , Seungjune Yi
摘要: A method and a device for handling an adaptive retransmission in a wireless communication system. The method includes receiving a RRC signaling configuring that the UE skips an UL transmission if there is no data available for transmission, receiving an UL grant for retransmission for a HARQ process when a HARQ buffer of the HARQ process is empty, and discarding the UL grant for the retransmission even if there is data available for transmission.
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公开(公告)号:US11419002B2
公开(公告)日:2022-08-16
申请号:US16726535
申请日:2019-12-24
申请人: LG Electronics Inc.
发明人: Gyeongcheol Lee , Sunyoung Lee
摘要: A method for transmitting a buffer size report (BSR) by a wireless node in a wireless communication system is disclosed. The method comprises receiving logical channel group (LCG) configuration information including identities of LCGs from the network; generating the BSR including octet presence indications; and transmitting the BSR to a network, wherein each of the octet presence indications indicates whether a corresponding octet is present or not in the BSR, wherein a number of the octet presence indications is variable according to a highest value of the identities of LCGs.
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7.
公开(公告)号:US11363624B2
公开(公告)日:2022-06-14
申请号:US16635995
申请日:2018-09-21
申请人: LG ELECTRONICS INC.
发明人: Seungjune Yi , Sunyoung Lee , Gyeongcheol Lee
摘要: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for receiving DL data on SPS resources in wireless communication system, the device receives downlink (DL) Semi-Persistent Scheduling (SPS) configuration information, receives a paging message including an identifier related to the UE, and configures DL SPS resources based on the received DL SPS configuration information based on the paging message including information for activating of DL SPS configuration, wherein the UE receives DL data on each of the configured DL SPS resource.
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公开(公告)号:US11297651B2
公开(公告)日:2022-04-05
申请号:US16332458
申请日:2017-09-06
申请人: LG Electronics Inc.
发明人: Seungjune Yi , Sunyoung Lee
摘要: Method and apparatus for a user equipment (UE) performing random access are disclosed. For this end, the UE transmits first multiple random access preambles for a random access procedure to the network, and monitors random access responses respectively corresponding to each of the first multiple random access preambles during each of multiple random access response reception windows. The UE transmits second multiple random access preambles for the random access procedure to the network, if a random access response reception of the first multiple random access preambles is determined as not successful. Here, the random access response reception is determined as not successful, when none of the random access responses is successfully received until a last random access response reception window among the multiple random access response reception windows ends.
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公开(公告)号:US11297638B2
公开(公告)日:2022-04-05
申请号:US16613227
申请日:2018-05-18
申请人: LG Electronics Inc.
发明人: Seungjune Yi , Sunyoung Lee
IPC分类号: H04W72/12
摘要: The present invention relates to a wireless communication system. More specifically, the present invention relates to a method and a device for triggering a buffer status reporting in wireless communication system, the method comprising: configuring with a first SR resource configuration and a second SR resource configuration; checking whether or not data is a first data on logical channels mapped to the first SR resource configuration, when the data becomes available for a first logical channel mapped to the first SR resource configuration, in a state that the first logical channel has a lower priority than a highest priority among priorities of logical channels having data, which are mapped to the second SR resource configuration; and triggering a first BSR if the data is the first data on logical channels mapped to the first SR resource configuration.
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公开(公告)号:US11234266B2
公开(公告)日:2022-01-25
申请号:US16768803
申请日:2019-01-17
申请人: LG Electronics Inc.
发明人: Jeonggu Lee , Sunyoung Lee , Seungjune Yi
摘要: The present invention relates to a method for performing uplink transmissions by a user equipment in a wireless communication system. In particular, the method includes the steps of: transmitting a data unit to a network using a configured uplink grant; receiving an uplink grant for retransmission of the data unit from the network; determining a retransmission timing using a parameter related to a retransmission delay; and retransmitting the data unit to the network using the uplink grant for retransmission on the determined retransmission timing. Especially, the configured uplink grant is shared by the user equipment and another user equipment, and the parameter indicates at least one instance of retransmission delay.
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