Abstract: Methods and systems for synchronizing carrier frequency of multiple access points. A method includes receiving a first frame from a second AP device. The method also includes estimating a frequency pre-correction value based on the received signal of the first frame. The method also includes adjusting a frequency for a second frame to be transmitted following reception of the first frame based on the frequency pre-correction value. The method also includes transmitting the second frame based on the adjusted frequency.

Abstract: Methods and apparatuses for link level feature handling procedures for seamless roaming. A method performed by a current access point (AP) multi-link device (MLD) comprises performing a roaming procedure associated with a non-AP MLD roaming from the current AP MLD to a target AP MLD. The method includes transmitting, to the non-AP MLD via an information element, information indicating that downlink data forwarding of buffered downlink data of the non-AP MLD is supported by the current AP MLD and the target AP MLD. The method further includes transmitting, to the target AP MLD, the buffered downlink data of the non-AP MLD during data forwarding.

Abstract: Methods and systems for dynamic low latency indication (LLI) negotiation and transmission opportunity (TXOP) scheduling for LLI. A method includes generating a message including an LLI of pending buffered low latency traffic during a TXOP duration. The message includes a consideration indication configured to cause a TXOP initiator device to consider the LLI within the TXOP or in subsequent TXOP durations. The method also includes transmitting the LLI to a TXOP initiator device. Another method includes receiving, from a TXOP responder device, a message including an LLI of pending buffered low latency traffic during a TXOP duration. The method also includes generating a response including a result of the consideration of the LLI in response to the TXOP responder device. The method further includes transmitting the response to the TXOP responder device.

Abstract: Methods and systems for a TXSPG session negotiation procedure. A method includes setting a transmission opportunity (TXOP) sharing with peer-to-peer group (TXSPG) support field of a capabilities element. The method also includes receiving a request frame from a first non-AP STA of the group of P2P non-AP STAs, the request frame including a quality of service (QoS) characteristics element. The method also includes determining whether to accept a request from the first non-AP STA for a TXSPG session. The method also includes transmitting a response frame to the first non-AP STA indicating acceptance, rejection, or other response to the request frame.

Abstract: Methods and apparatuses for context renegotiation handling in seamless roaming. A method performed by a non-access point (AP) multi-link device (MLD) of a seamless mobility domain includes determining to roam from a first AP MLD of the seamless mobility domain to a second AP MLD of the seamless mobility domain. The method includes, during roaming from the first AP MLD to the second AP MLD, performing a context renegotiation procedure for renegotiating context that has been setup at the first AP MLD and for setting up renegotiated context at the second AP MLD that is different than the context that has been setup at the first AP MLD.

Abstract: Transmission start and stop time indication for seamless roaming in wireless local areas (WLANs). A method performed by a non-access point (AP) multi-link device (MLD) is provided. The method includes transmitting, to a current AP MLD, a first message indicating to stop transmission to the non-AP MLD for the non-AP MLD to roam from the current AP MLD to a target AP MLD; transmitting, to the target AP MLD, a second message indicating to start transmission to the non-AP MLD; and receiving, from the target AP MLD, downlink (DL) data frames after transmission of the second message.

Abstract: Uplink (UL) unpause mode during in seamless roaming in wireless local areas (WLANs). A method performed by a current access point (AP) multi-link device (MLD) includes determining whether an UL unpause mode is supported for UL data transmission from a non-AP MLD during a roam procedure for the non-AP MLD to roam from the current AP MLD to a target AP MLD and transmitting, to the non-AP MLD, information indicating whether the UL unpause mode is supported.

Abstract: Methods and apparatuses for link deletion for seamless roaming in Wireless Local Area Networks (WLANs). A method of wireless communication performed by a first access point (AP) multi-link device (MLD) of a seamless mobility domain comprises receiving, from a non-AP MLD that is associated with the first AP MLD and that has links setup with the first AP MLD, a roam request message to roam from the first AP MLD to a second AP MLD of the seamless mobility domain. The method includes transmitting data to the non-AP MLD for a duration of time after roam execution completion, and performing a link deletion procedure for deleting the links that were setup between the non-AP MLD and the first AP MLD.

Abstract: A method includes repeatedly sending, by a first device, sync beacons to a second device in a target network at a first frequency. The method also includes determining that the second device will use beacons received from an unrelated sync provider (USP) device for synchronization of a clock of the second device with the target network. The method further includes repeatedly sending the sync beacons to the second device at a second frequency that is less frequent than the first frequency. The second frequency is determined based on a maximum synchronization error tolerance of the target network.

Abstract: Methods and apparatuses for a link reconfiguration procedure for roaming execution phase handling. A method of wireless communication performed by a non-access point (non-AP) multi-link device (non-AP MLD) includes transmitting, to a first AP MLD, a roam request frame to roam from the first AP MLD to a second AP MLD. The method further includes receiving, from the first AP MLD, a roam response frame that indicates that a seamless roam has been completed for the non-AP MLD to the second AP MLD such that the non-AP MLD remains in state 4 of association with a seamless mobility domain management entity (SMD-ME) while preserving context for data transmission when the non-AP MLD roams from the first AP MLD to the second AP MLD.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first network node may communicate with a second network node using a line-of-sight (LOS) multiple input multiple output (MIMO) configuration at a frequency. The first network node may communicate, based at least in part on a multi-user MIMO (MU MIMO) mode, with a third network node using the LOS MIMO configuration and at the frequency, wherein the MU MIMO mode corresponds to an antenna system configuration of the rectangular antenna array, wherein the antenna system configuration includes at least one of an antenna assignment scheme, an antenna amplitude configuration, or an antenna phase configuration. Numerous other aspects are described.

Abstract: Methods and systems for peer-to-peer in enhanced reverse direction grant. A method performed by a transmission opportunity (TXOP) responder device includes receiving a frame from a TXOP initiator device. The method also includes generating a message including buffered low latency peer-to-peer (P2P) traffic and a P2P indication during a reverse direction grant (RD grant) procedure or a TXOP duration in response to the TXOP initiator device. The method also includes transmitting the message to the TXOP initiator device. A method performed by a TXOP initiator device includes transmitting a frame to a TXOP responder device. The method also includes receiving a message from the TXOP responder device, wherein the message includes buffered low latency P2P traffic and P2P indication during an RD grant procedure or a TXOP duration.

Abstract: Methods and apparatuses for unavailability handling. A method of wireless communication performed by a station (STA) includes generating a buffer status report poll (BSRP) frame comprising an indication that the BSRP frame carries unavailability information of the STA; transmitting the BSRP frame to an access point (AP) associated with the STA; and receiving a response frame from the AP based on the indication.

Abstract: Methods and systems for low latency indication in wireless local area networks (WLANs). A method performed by a transmission opportunity (TXOP) responder device includes receiving a frame from a TXOP initiator device. The method also includes generating a message including a low latency feedback information in response to the TXOP initiator device. The method further includes transmitting, to the TXOP initiator device, the message in a multi-station (multi-STA) block acknowledgement (BlockAck) frame. A method performed by a TXOP initiator device includes transmitting a frame to a TXOP responder device. The method also includes receiving a message including a low latency feedback information from the TXOP responder device. The message is in a multi-STA BlockAck frame.

Abstract: Methods and systems for configuring a transmission for reception at an associated station (STA) and an unassociated STA. A non-access point (AP) device includes a transceiver configured to form a link with an associated AP device and a link with an unassociated AP device. The non-AP device also includes a processor operably coupled to the transceiver. The processor is configured to generate a message including a measurement report. The transceiver is further configured to transmit, to the associated AP device and the unassociated AP device, the message using a frame addressed to the associated AP device and configured for reception at the unassociated AP device.

Abstract: Methods and apparatuses for coordinated channel advertisement. A method of wireless communication performed by a first access point (AP) includes performing a coordinated channel recommendation (CO-CR) procedure with a second AP for coordination to decide a set of common channels to facilitate peer-to-peer (P2P) communication on the set of common channels.

Abstract: Methods and apparatuses for defer signal collision avoidance for prioritized enhanced distributed channel access (PEDCA) operation. A method of wireless communication performed by a station (STA) includes performing a prioritized enhanced distributed channel access (PEDCA) procedure. The PEDCA procedure comprises generating a first defer signal (DS) having a content associated with a first basic service set (BSS); and transmitting the first DS at a fixed time boundary such that the first DS avoids collision with a second DS of a second STA. The second DS has a content associated with a second BSS that overlaps with the first BSS.

Abstract: Methods and apparatuses for indication and update of ultra high reliability (UHR) parameters by a station (STA) in a wireless communication system. A method of wireless communication performed by an electronic device includes generating an indication that indicates an ultra high reliability (UHR) mode; generating an indication that indicates an update to at least one parameter of the UHR mode; transmitting the indication that indicates the UHR mode to a receiving device; and transmitting the indication that indicates the update to the at least one parameter of the UHR mode to the receiving device.

Abstract: An access point (AP) includes a transceiver, and a processor operably coupled to the transceiver. The processor is configured to detect, when starting a prioritized enhanced distributed channel access (P-EDCA), collision of one or more defer signal (DS) transmissions from a plurality stations (STAs), or detect, during a P-EDCA contention period, collision of frames initiating transmissions from the plurality of STAs. The processor is also configured to, in response to detection of collision of the one or more DS transmission, or collision of the frames initiating the transmission from the plurality of STAs, cause the transceiver to transmit, within the P-EDCA contention period, an additional DS for the AP to manage contention of multiple frame transmissions among the plurality of STAs. The format of the DS and its operating bandwidth are revealed.

Abstract: Methods and apparatuses for supporting incompatible stations (STAs) during an access point (AP) dynamic power save operation. A method of wireless communication performed by an AP includes determining a compatibility of a first station (STA) associated with the AP for a dynamic power save (DPS) mode; and performing an enablement operation associated with enablement of the DPS mode based on the determined compatibility of the first STA for the DPS mode.