METHOD AND DEVICE FOR PERFORMING TARGET WAKE TIME-BASED COMMUNICATION IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240373350A1

    公开(公告)日:2024-11-07

    申请号:US18568723

    申请日:2022-06-02

    Abstract: A method and a device for performing communication in a wireless LAN system are disclosed. A method by which a first station (STA) performs communication in a wireless LAN system may comprise the steps of: receiving, from an access point (AP), first information related to a restricted target wake time (r-TWT); receiving, from the AP, second information related to the extension of the end time of a service period (SP) of the r-TWT; and transmitting, to the AP, third information indicating whether to maintain an awake state until the end time of the extended SP.

    METHOD AND APPARATUS FOR MODIFYING TARGET WAKE TIME SERVICE PERIOD IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240244656A1

    公开(公告)日:2024-07-18

    申请号:US18558512

    申请日:2022-05-12

    CPC classification number: H04W74/04 H04W84/12

    Abstract: Disclosed are a method and an apparatus for priority-based transmission related to a target wake time operation in a wireless LAN system. A method for performing frame exchange by a station (STA) in a wireless LAN system according to an embodiment of the present disclosure may comprise the steps of: receiving restricted target wake time (r-TWT)-related information from an access point (AP); receiving information, which is related to a modified end time point of an r-TWT service period (SP), from the AP after a start time point of the r-TWT SP on the basis of the r-TWT-related information; and performing the frame exchange on the basis of the modified end time point of the r-TWT SP.

    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING PROTOCOL DATA UNIT-RELATED INFORMATION IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240373277A1

    公开(公告)日:2024-11-07

    申请号:US18773409

    申请日:2024-07-15

    Abstract: Disclosed are a method and an apparatus for transmitting and receiving protocol data unit (PDU)-related information in a wireless LAN system. The method by which a first station (STA) transmits an aggregate-medium access control (MAC) protocol data unit (PDU) (A-MPDU) in a wireless LAN system, according to an embodiment of the present disclosure, may comprise the steps of: receiving, from a second STA, one or more of first information, second information, and third information related to the maximum length for the A-MPDU; and transmitting, to the second STA, an A-MPDU having a length less than or equal to the maximum length for the A-MPDU, which is derived from a first type physical layer PDU (PPDU) on the basis of the first information, the second information, and the third information.

    MULTI-LINK-BASED RANDOM ACCESS METHOD AND DEVICE IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240292463A1

    公开(公告)日:2024-08-29

    申请号:US18573640

    申请日:2022-06-24

    CPC classification number: H04W74/0833

    Abstract: Disclosed are a method and device for carrying out or supporting random access in a multi-link operation in a wireless LAN system. A method for a first device carrying out multi-link-based random access in a wireless LAN system, according to one embodiment of the present disclosure, comprises the steps of: receiving random access-related information on a first link among a plurality of links; and carrying out random access on a second link, among the plurality of links, on the basis of the random access-related information, wherein the random access-related information may include one or more among information indicating one or more target link, information on a load at the one or more target link, access allowability information of the one or more target link, or an access parameter for the one or more target link.

    RESTRICTED TARGET WAKE TIME-BASED METHOD AND APPARATUS FOR COMMUNICATING IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240324014A1

    公开(公告)日:2024-09-26

    申请号:US18680954

    申请日:2024-05-31

    CPC classification number: H04W74/0816 H04W74/0866 H04W84/12

    Abstract: A method and apparatus for communicating in a wireless LAN system are disclosed. The method by which a first station (STA) communicates in a wireless LAN system comprises the steps of: performing, with a second STA, a restricted target wake time (r-TWT) membership setup procedure; and receiving, from the second STA, r-TWT schedule information included in a broadcast TWT element, wherein, on the basis that a specific portion of a first transmission opportunity (TX-OP) in a r-TWT service period (SP) notified by the r-TWT schedule information is not used for downlink (DL) frame transmission corresponding to at least one r-TWT DL traffic identifier (TID) or uplink (UL) frame request corresponding to at least one r-TWT UL TID, the first TXOP may be terminated before the start time of the r-TWT SP.

    METHOD AND DEVICE FOR TRANSMITTING OR RECEIVING ACCESS POINT-RELATED INFORMATION IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240224348A1

    公开(公告)日:2024-07-04

    申请号:US18602848

    申请日:2024-03-12

    CPC classification number: H04W76/10 H04W60/04 H04W84/12

    Abstract: A method and a device for transmitting or receiving information related to an access point in a wireless LAN system are disclosed. A method for receiving information related to one or more access points (APs) by a station (STA) in a wireless LAN system according to an embodiment of the present disclosure may comprise the steps of: transmitting a request frame including information indicating one or more of a first AP and a first multi-link device (MLD); and receiving a response frame responding to the request frame from a second AP, wherein the response frame includes a first multi-link (ML) element related to one or more of the first AP and the first MLD, and a second ML element related to one or more of the second AP and a second MLD.

    METHOD AND APPARATUS FOR ACCESSING CHANNEL IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240324015A1

    公开(公告)日:2024-09-26

    申请号:US18734758

    申请日:2024-06-05

    CPC classification number: H04W74/0816 H04W84/12

    Abstract: Disclosed are a method and an apparatus for accessing a channel in a wireless LAN system. A method performed by a station (STA) in a wireless LAN system according to an embodiment of the present disclosure may comprise the steps of: receiving information related to a restricted-target wake time (R-TWT) service period (SP) from an access point (AP); and setting at least one R-TWT traffic identifier (TID) for the R-TWT SP. Here, whether to perform a back-off operation for an access category (AC) in the R-TWT SP may be determined on the basis of a mapping relationship between the at least one R-TWT TID and the AC.

    METHOD AND DEVICE FOR REPORTING BUFFER STATE IN WIRELESS LAN SYSTEM

    公开(公告)号:US20240284250A1

    公开(公告)日:2024-08-22

    申请号:US18567562

    申请日:2022-06-08

    CPC classification number: H04W28/0278 H04W28/06 H04W74/0816 H04W84/12

    Abstract: Disclosed are a method and device for reporting a buffer state for latency-sensitive traffic in a wireless LAN system. A method for a station (STA) to transmit a buffer state report (BSR) in a wireless LAN system according to an embodiment of the present invention comprises the steps of: transmitting, to an access point (AP), a frame including a first BSR control subfield including first queue size information about first-type traffic and second-type traffic; and transmitting, to the AP, a frame including a second BSR control subfield including second queue size information about the second-type traffic, wherein the second-type traffic may correspond to latency-sensitive traffic, and the first-type traffic may correspond to traffic other than the second-type traffic.

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