Abstract: A multi-user uplink transmission is performed by analyzing, by a first wireless station, a spatial reuse field in a first frame, and generating, by the first wireless station, a second frame, wherein the second frame includes a spatial reuse field that is generated based on the spatial reuse field of the first frame. The first frame and the second frame are within the same transmission opportunity (TXOP) and the first frame is transmitted prior to the second frame during the TXOP.

Abstract: A method for operating a user equipment includes receiving a first frame on a first channel associated with a first beam identified during a beam failure recovery procedure, and determining that an assumed quasi-co-located relationship exists between the first channel and the first beam, and based thereon, decoding the first frame in accordance with a first reference signal on the first channel and using a first spatial domain receive filter that was used to decode the first beam.

Abstract: A station (STA) is provided. The STA includes one or more processors coupled to one or more memories. The one or more processors are configured to receive a frame from an access point (AP), where the STA is allocated a resource unit from a channel bandwidth of the frame. The frame includes first and second content channels of an HE-SIG-B field. The frame includes a high efficiency signal-B (HE-SIG-B) field arranged in a plurality of content channels that occupies respective sub bands of the channel bandwidth of the frame. The first content channel includes resource unit allocation information to allocate a first set of resource units of the channel bandwidth to a first set of one or more STAs. The second content channel includes resource unit allocation information to allocate another set of resource units of the channel bandwidth to a second set of one or more STAs.

Abstract: A method for sidelink beam acquisition for device to device (D2D) communication includes calculating, by a base station, one or more first directions, where the one or more first directions are directions of a second electronic device located relative to a first electronic device; calculating, by the base station, one or more second directions, where the one or more second directions are directions of the first electronic device located relative to the second electronic device; transmitting, by the base station and to the first electronic device, the one or more first directions; and transmitting, by the base station and to the second electronic device, the one or more second directions.

Abstract: A reduced neighbor report (RNR) element is generated. The generated RNR element includes multi-link device operation (MLO) information of least one neighboring wireless device to a reporting wireless device. In examples, the MLO information defines information of a respective multi-link device (MLD) which each at least one neighboring wireless device to the reporting wireless device is affiliated. A multilink (ML) element is also generated. The generated ML element includes basic service set (BSS) information of each of at least one wireless device affiliated to an MLD where the reporting wireless device is affiliated to the same MLD. The reporting wireless device transmits a frame which comprises the generated RNR element and the generated ML element, where the generated ML element does not include any other RNR element.

Abstract: Aspects of the present disclosure are directed to wireless communications based on a restricted TWT SP and buffer status. As may be implemented in accordance with one or more embodiments, frames are transmitted based on a restricted TWT SP and buffer status for communications between wireless circuits. Control data for the communications traffic may be processed in response to the restricted TWT SP, with a TXOP ending at the beginning of a restricted TWT SP of a another link, in response to the restricted TWT SP being negotiated in a different link. Such an approach may be carried out where one of the wireless circuits has no STR configuration. A protected duration time for the TWT SP may be set to a time that is less than a duration of the TWT SP in response to the TWT SP being protected by a quiet element duration period.

Abstract: Embodiments of a method and an apparatus for wireless communications are disclosed. In an embodiment, a method for wireless communications involves connecting, by a first multi-link device (MLD) to a second MLD via at least two links, mapping, by the first MLD, a Traffic Identifier (TID) to at least one of the two links associated with the first MLD and the second MLD, transmitting, by the first MLD to the second MLD, frames that correspond to the TID on at least one of the two links according to the mapping by the first MLD, and receiving, by the first MLD from the second MLD, subsequent frames on at least one of the two links according to the mapping by the first MLD.

Abstract: Embodiments of a method and an apparatus for multi-link operations are disclosed. In an embodiment, a method of multi-link operations involves, at a multi-link station device that has a non-simultaneous transmission and reception capability (NSTR STA MLD) that supports multiple links, exchanging frames on multiple links with a multi-link access point device (AP MLD) that has at least one of a simultaneous transmission capability and a simultaneous transmission and reception (STR) capability, and maintaining, at the NSTR STA MLD, at least one of a frame exchange and a link state on multiple links with the AP MLD that has at least one of the simultaneous transmission capability and the STR capability.

Abstract: Disclosed is a maxillary skeletal expander including: a first body coupled to a maxilla; a second body opposing the first body and coupled to the maxilla; a gap adjusting member with a first and second threaded portion provided on both sides of a main body part and respectively screwed to the first body and the second body; and an anti-rotation plate having an anti-rotation member having an elastic protrusion that protrudes toward the main body and fits into an anti-rotation recess provided along an edge of one side of the main body, so that unintentional rotation of the gap adjusting member is prevented.

Abstract: Embodiments of an apparatus and method are disclosed. In an embodiment, a method of multi-link communications involves at an access point (AP) multi-link device, allocating Association IDs (AIDs) to non-AP multi-link devices, including allocating one of the AIDs to each of the non-AP multi-link devices, and at the AP multi-link device, generating a first indication element for the AIDs to indicate a buffered data configuration at the AP multi-link device for the non-AP multi-link devices.

Abstract: Various embodiments relate to a system and method for joint sounding by a client with a master access point (AP) and a slave (AP), including: receiving a message from the master AP; applying network allocation vector (NAV) rules to update a NAV values, wherein the received message is treated as an intra-basic service set (BSS) message when the transmit address (TA) of the received message has a prespecified value; receiving a first trigger frame; and transmitting a first channel state information (CSI) to the master AP when the channel is idle based upon the updated NAV value in response to the trigger frame.

Abstract: Embodiments of a method and an apparatus for wireless communications are disclosed. In an embodiment, a method for wireless communications involves, at a first station (STA), transmitting a first Physical Layer Protocol Data Unit (PPDU) that includes a first frame to a second STA, wherein the first frame indicates a first duration of a second PPDU that is transmitted subsequent to the first PPDU by a single STA, wherein a non-Trigger-Based (non-TB) PPDU format is used for the second PPDU, and wherein the first frame solicits a response frame included as part of the second PPDU, and at the first STA, receiving from the second STA, the second PPDU that includes the response frame.

Abstract: Various embodiments relate to a method of multi-link operation between two multi-link devices (MLDs) where at least one MLD is a non-simultaneous transmit receive (NSTR) MLD that supports enhanced multi-link radio operation, including: operating, by the NSTR MLD, in a first operating mode, wherein the first operating mode is one of multi-link radio mode or enhanced multi-link radio mode; switching, by the NSTR MLD, between the first operating mode and a second operating mode, wherein the second operating mode is the multi-link radio mode when the first operating mode is the enhanced multi-link radio mode and the second operating mode is the enhanced multi-link radio mode when the first operating mode is the multi-link radio mode; announcing the operation capability by the NSTR MLD; and announcing the operating parameters by the NSTR MLD.

Abstract: Various embodiments relate to a method performed by a station to identify the maximum allowed transmit power spectral density (PSD) of a basic service set (BSS), including: receiving, by the station, a first field from an access point (AP) of the BSS, wherein the first field indicates that the BSS bandwidth is set to M times a unit channel bandwidth; receiving, by the station, a set of second fields from the AP, wherein the set of second fields includes K fields corresponding to K channels and wherein each of the K second fields indicates the maximum allowed transmit PSD for the K channels and the bandwidth of the channel is the unit channel bandwidth; and identifying, by the station, the maximum allowed transmit PSD of the M channels of the BSS bandwidth from the first M consecutive second fields.

Abstract: Embodiments of an apparatus and method are disclosed. In an embodiment, a method of executing block acknowledgement operations in a multi-link communications system comprises transmitting a request for block acknowledgement response from a first multi-link device to a second multi-link device, wherein the request is either in quality of service (QoS) data frames of aggregated-media access control (MAC) protocol data unit (A-MPDU) or a block acknowledgement request, and receiving a block acknowledgment from the second multi-link device by the first multi-link device.

Abstract: A wireless device transmits a frame by determining a plurality of Resource Units (RUs) of the frame, providing pilots in a first RU of the frame at a first set of positions, providing pilots in a second RU of the frame at a second set of positions, and transmitting the frame. The first set of positions is different from the second set of positions. A wireless device receives a frame including an RU including pilots and processes the pilots. When an RU for the data symbol includes an odd-numbered lowest subcarrier, the pilots are included at a first set of positions in the resource unit. When the RU includes an even-numbered lowest subcarrier, the pilots are included at a second set of positions in the resource unit. The second set of positions is different from the first set of positions.

Abstract: A method for operating a user equipment includes receiving a first frame on a first channel associated with a first beam identified during a beam failure recovery procedure, and determining that an assumed quasi-co-located relationship exists between the first channel and the first beam, and based thereon, decoding the first frame in accordance with a first reference signal on the first channel and using a first spatial domain receive filter that was used to decode the first beam.

Abstract: Embodiments of a method and an apparatus for wireless communications are disclosed. In an embodiment, a method for wireless communications involves operating an Access Point (AP) using feedback subcarrier indices for a bandwidth up to 320 MHz, signaling, by the AP, to a client, a subcarrier location set on which a feedback report is solicited, signaling, by the AP, to a client, a feedback type solicited on the subcarrier location, and indicating, by the client, feedback subcarrier indices for the subcarrier location set via the feedback report solicited by the AP.

Abstract: Various embodiments relate to a method performed by a first wireless device for providing a high priority communication service for a high priority traffic class between a first wireless device and a second wireless device, including: announcing support for the high priority communication service; receiving an association request from the second wireless device for the transmission of high priority traffic using the high priority communication service; accepting the received association request; and negotiating a restricted target wakeup time (TWT) service period (SP) for the high priority communication service between the first wireless device and the second wireless device, wherein higher priority is given for the transmission of high priority frames using the high priority traffic service.

Abstract: Embodiments of an apparatus and method are disclosed. In an embodiment, a method of executing multi-link operations in a multi-link communications system comprises performing a single frame exchange between a first multi-link device and a second multi-link device to execute a multi-link operation for multiple links between the first and second multi-link devices using a frame transmitted on a first link among the multiple links, wherein the frame includes an element that carries other link information on at least one link of the multiple links other than the first link, wherein the frame includes per-link value information that has different values for different links of the multiple link, and wherein successful execution of the single frame exchange completes the multi-link operation for at least two links of the multiple links between the first and second multi-link devices.