METHOD AND DEVICE FOR BEAMFORMING TRAINING
    32.
    发明申请

    公开(公告)号:US20180254810A1

    公开(公告)日:2018-09-06

    申请号:US15758325

    申请日:2016-09-19

    Abstract: A method for beamforming training and a device using the same are provided. The device receives, from an access point (AP), a plurality of beacon frames for a sector sweep at a beacon transmission interval (BTI). At least one of the plurality of beacon frames includes an overload indicator indicating an overload state. The device determines whether to initiate a random backoff in an association beamforming training (A-BFT) following the BTI, on the basis of the overload indicator.

    A METHOD AND APPARATUS FOR PREFORMING INITIAL ACCESS BASED ON THE ACDC CATEGORY IN A WIRELESS ACCESS SYSTEM

    公开(公告)号:US20180124679A1

    公开(公告)日:2018-05-03

    申请号:US15560889

    申请日:2016-03-25

    Abstract: The present invention provides methods and apparatus for performing initial access based on the Application specific Congestion control for Data Communication (ACDC) category mapping scheme. One of methods for performing initial access based on an Application specific Congestion control for Data Communication (ACDC) category in a wireless access system, the method performed by a user equipment (UE) and comprising: receiving, from a home network, ACDC configuration information representing ACDC categories supported by the home network; receiving, from a serving network, ACDC category access parameters including barring information of the serving network; and performing the initial access based on the ACDC configuration information and the ACDC category access parameters when an application packet to be transmitted is generated, wherein the barring information includes barring time value and barring factor value representing a probability of denied or deferred of the initial access according to ACDC category of the serving network.

    METHOD AND APPARATUS FOR PERFORMING SENSING IN WIRELESS LAN SYSTEM

    公开(公告)号:US20230362990A1

    公开(公告)日:2023-11-09

    申请号:US18025825

    申请日:2021-09-03

    CPC classification number: H04W74/0808 H04W74/0866 H04W84/12

    Abstract: Proposed are a method and apparatus for performing sensing in a wireless LAN system. In detail, a first STA broadcasts a sensing request frame. The first STA receives a first sensing response frame form a second STA and receives a second sensing response frame from a third STA. The sensing request frame includes STA identifier information and RU allocation information. The STA identifier information includes identifiers of the second and third STAs. The RU allocation information includes information about a first RU allocated to the second STA and information about a second RU allocated to the third STA. The first sensing response frame is received through the first RU. The second sensing response frame is received through the second RU.

    METHOD AND DEVICE FOR PERFORMING SENSING IN WIRELESS LAN SYSTEM

    公开(公告)号:US20230319875A1

    公开(公告)日:2023-10-05

    申请号:US18010649

    申请日:2021-06-15

    CPC classification number: H04W74/0808 H04W84/12 H04W72/0457 H04B7/0626

    Abstract: In a wireless local area network system, a transmission STA may transmit a sensing start frame. The sensing start frame may include information related to the entire band in which WLAN sensing is performed, information related to a reception STA participating in the WLAN sensing, and information related to the number of bands K sensed by each reception STA and the bandwidth of the band sensed by the each reception STA. A transmission STA may transmit a sounding signal to the reception STA. A transmission STA may receive a feedback frame for the sounding signal from the reception STA. The feedback frame may include channel state information for K bands in the order of better channel state among the entire band.

    METHOD AND APPARATUS FOR PERFORMING SENSING IN WIRELESS LAN SYSTEM

    公开(公告)号:US20230319719A1

    公开(公告)日:2023-10-05

    申请号:US18010673

    申请日:2021-06-15

    CPC classification number: H04W52/0235 H04W84/12

    Abstract: In a wireless local area network (WLAN) system, a transmitting STA may transmit wake-up time information related to a receiving STA to the receiving STA. The transmitting STA may transmit a sensing start frame to the receiving STA during a wake-up time. The transmitting STA may transmit a sensing frame to the receiving STA. The transmitting STA may transmit a feedback requesting frame for the sensing frame to the receiving STA. The transmitting STA may receive a feedback frame for the sensing frame from the receiving STA. The wake-up time information may include duration information for maintaining an awake state in which the receiving STA can monitor a signal received from the transmitting STA, and period information for transitioning to the awake state.

    P2P TRANSMISSION METHOD IN WIRELESS LAN SYSTEM

    公开(公告)号:US20230247666A1

    公开(公告)日:2023-08-03

    申请号:US18013029

    申请日:2021-06-29

    CPC classification number: H04W74/0808 H04W72/12 H04W84/12

    Abstract: In a wireless local area network (LAN) system, a transmitting station (STA) may transmit a peer-to-peer (P2P) transmission request frame to an access point (AP). The transmitting STA may receive a P2P transmission response frame from the AP. The transmitting STA may receive a trigger frame from the AP. The trigger frame may include information related to whether same is for an uplink, P2P transmission or both an uplink and P2P transmission. The transmitting STA may transmit data to a receiving STA. The transmitting STA and the receiving STA may be non-AP STAs. The transmitting STA may transmit a null data packet announcement (NDPA) frame and a null data packet (NDP) frame to the receiving STA. The transmitting STA may receive, from the receiving STA, a feedback frame including state information for the channel between the transmitting STA and the receiving STA.

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