MIMO AND BANDWIDTH SIGNALING IN MILLIMETER-WAVE SYSTEMS

    公开(公告)号:US20210351817A1

    公开(公告)日:2021-11-11

    申请号:US17210884

    申请日:2021-03-24

    Abstract: Techniques to enable dynamic bandwidth management at the physical layer level while maintaining backwards compatibility in wireless systems is provided. Furthermore, techniques for reducing the occurrence of exposed nodes are provided. A transmitter may transmit a frame including an indication that a PHY layer sub-header defining a bandwidth associated with a channel is present. Furthermore, the transmitter may transmit a third frame after receiving a second frame from a receiver to indicate to legacy stations that the TXOP was successful.

    Media access control range extension

    公开(公告)号:US10461819B2

    公开(公告)日:2019-10-29

    申请号:US15474979

    申请日:2017-03-30

    Abstract: This disclosure describes methods, apparatus, and systems related to media access control (MAC) range extension. A device may cause to append a training field to each of one or more beacon frames. The device may cause to send the one or more beacon frames directionally using a sector sweep to one or more responder devices during a first interval. The device may determine an extended schedule element to be sent to the one or more responder devices, the extended schedule element including one or more directional antenna sectors to be used by the device during a second interval. The device may identify a first frame from a first responder device, during the second interval, wherein the first frame is received on a directional antenna sector of the one or more directional antenna sectors corresponding to an operating sector of the first responder device.

    Awake window protection
    3.
    发明授权

    公开(公告)号:US10187854B2

    公开(公告)日:2019-01-22

    申请号:US15870396

    申请日:2018-01-12

    Abstract: This disclosure describes systems, methods, and devices related to awake window (AW) protection. A device may identify a beacon frame received from a first device. The device may identify an information element associated with a first awake window (AW) within the beacon frame. The device may suspend one or more first backoff timers for a duration of the first AW. The device may associate a second backoff timer with a management frame.

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