Abstract: A method includes determining traffic priority information of a first wireless network that includes a first radio configured to communicate according to a first communication protocol on multiple overlapping channels. The method includes determining an operating mode of a second radio as a power save operating mode based on the traffic priority information of the first wireless network. The second radio is included in a second wireless network and is configured to communicate according to a second communication protocol on the overlapping channels. The power save operating mode is configured to avoid interference on the overlapping channels with traffic in the first wireless network. The method includes operating the second radio in the determined power save operating mode.

Abstract: Example implementations are directed to methods and systems employing a solicited sounding protocol that includes receiving, by a second access point, a sounding trigger broadcast by a first access point. The methods and systems also include receiving, by the second access point, a dedicated training signal from a first station in response to the sounding trigger broadcast by the first access point, and generating, by the second access point, channel characteristics of a channel based on the first dedicated training signal, the channel including a forward channel between the second access point and the first station.

Abstract: An electronic device is described. This electronic device may associate with a second electronic device (such as an access point) in a WLAN. While associating or associated with the second electronic device, the electronic device may receive, from the second electronic device, an AID corresponding to the electronic device for use when communicating frames in the WLAN. Moreover, while associated with the second electronic device, the electronic device may obtain a second AID corresponding to the electronic device for use when communicating second frames in the WLAN, where the associating includes replacing the AID with the second AID. Note that obtaining the second AID may include: the electronic device selecting the second AID from a predefined set of AIDs, which were previously received from the second electronic device; or the electronic device receiving, from the second electronic device, the second AID.

Abstract: An example method includes detecting arrival of a packet at a receiver node including detecting over the air energy using at least one of the receiver node's antenna sectors. The method includes selecting one or more RF receive parameters based on information or metrics included in or determined from a pre-payload portion of the packet, including at least one of: selecting a first subset of the antenna sectors with better metrics than a second subset of the antenna sectors to receive the payload of the packet; or selecting an antenna polarization with better metrics than another antenna polarization to receive the payload of the packet. The method includes receiving a payload of the packet at the receiver node using the selected RF receive parameters.

Abstract: A wireless transceiver having radios that support wireless communications with associated stations on a corresponding wireless local area network (WLAN). The wireless transceiver also includes: a utilization monitoring circuit, an association targeting circuit, and a power backoff circuit. The utilization monitoring circuit monitors communications between each of the radios and its associated stations. The association targeting circuit identifies, from the monitored communications of the utilization monitoring circuit, an underutilized one of the radios as a target radio for re-associating stations currently associated with at least one other radio and initiates the re-association with the target radio of the stations currently associated with the at least one other radio. The power backoff circuit reduces power to the at least one other radio.

Abstract: This disclosure relates to methods for providing unsolicited unavailability announcements to manage the co-existence of Wi-Fi and other technologies (such as Bluetooth) and to manage infrastructure and peer-to-peer connections in a wireless communication system. A wireless device may establish multiple wireless connections on a set of radio resources. The wireless device may transmit an unsolicited unavailability announcement frame, which may include information indicating a time period of future unavailability for the wireless device on the set of radio resources. Such an unsolicited unavailability announcement frame may also include information regarding the device's current availability, for example during which the device plans to initiate a transmit opportunity.

Abstract: Example implementations are directed to methods and systems employing a solicited sounding protocol that includes receiving, by a second access point, a sounding trigger broadcast by a first access point. The methods and systems also include receiving, by the second access point, a dedicated training signal from a first station in response to the sounding trigger broadcast by the first access point, and generating, by the second access point, channel characteristics of a channel based on the first dedicated training signal, the channel including a forward channel between the second access point and the first station.

Abstract: An example method includes detecting arrival of a packet at a receiver node including detecting over the air energy using at least one of the receiver node's antenna sectors. The method includes selecting one or more RF receive parameters based on information or metrics included in or determined from a pre-payload portion of the packet, including at least one of: selecting a first subset of the antenna sectors with better metrics than a second subset of the antenna sectors to receive the payload of the packet; or selecting an antenna polarization with better metrics than another antenna polarization to receive the payload of the packet. The method includes receiving a payload of the packet at the receiver node using the selected RF receive parameters.

Abstract: A wireless transceiver having radios which radios that support wireless communications with associated stations on a corresponding wireless local area network (WLAN). The wireless transceiver also includes: a utilization monitoring circuit, an association targeting circuit, and a power backoff circuit. The utilization monitoring circuit monitors communications between each of the radios and its associated stations. The association targeting circuit identifies, from the monitored communications of the utilization monitoring circuit, an underutilized one of the radios as a target radio for re-associating stations currently associated with at least one other radio and initiates the re-association with the target radio of the stations currently associated with the at least one other radio. The power backoff circuit reduces power to the at least one other radio.

Abstract: Systems, methods, and mechanisms for a Probe-Before-Talk (PBT) to manage the operation of Wi-Fi multiple interfaces and/or Wi-Fi co-existence with other technologies. Further, embodiments described herein relate to systems, methods, and mechanisms for PBT setup, a PBT session, and PBT termination. The systems, methods, and mechanisms described herein may support either a wireless station or an access point as an initiator of a transmit opportunity.

Abstract: Techniques are disclosed for obfuscation in a privacy beacon. An example method includes the first device receiving, from a second communication device, a beacon frame comprising a medium access control (MAC) header and an encrypted beacon frame field, the MAC header comprising an obfuscated timing synchronization field (TSF). The first device can select a key for de-obfuscating the TSF based at least in part on information associated with the beacon frame. The first device can de-obfuscate the TSF based at least in part on the key. The first device can decrypt the encrypted beacon frame field of the beacon frame based at least in part on information associated with the de-obfuscated TSF.

Abstract: Techniques are directed toward secure scrambling. An example method includes receiving, by a first communication device a physical layer protocol data unit (PPDU) frame from a second communication device. The first communication device can determine a PPDU frame type based at least in part on a preamble of the PPDU frame. The first communication device can apply a PPDU frame type-based key and a determined service field value to implement a descrambling process for a medium access control (MAC) header of the PPDU frame. The first communication device can descramble a payload based at least in part on de-obfuscating the MAC header. The first communication device selecting a scrambler seed for scrambling an acknowledgement (ACK) message. The first communication device scrambling the ACK message based on the selected scrambler seed.

Abstract: Techniques are disclosed for obfuscation in a privacy beacon. An example method includes a first communication device creating a beacon field to be included in a beacon frame. The first communication device can generate a timing synchronization field to be included in the beacon frame. The first communication device can apply an offset to the timing synchronization field of the beacon frame. The first communication device can transmit the beacon frame to a second communication device, the beacon frame comprising the offset timing synchronization field and the beacon field.

Abstract: Techniques are directed toward secure scrambling. An example method includes a first device encrypting a payload to be included in a physical layer protocol data unit (PPDU) frame. The determining a PPDU frame type based at least in part on an association with a second device. The first device can select a key based at least in part on the association with second device. The first device can encrypt a payload to be included in a physical layer protocol data unit (PPDU) frame. The first device can determine a PPDU frame type based at least in part on an association with a second communication device. The first device can obfuscate the field of the MAC header. The first device can scramble the encrypted payload using a service field value. The first device can transmit the PPDU frame to the second device.

Abstract: Techniques are provided for medium access control header obfuscation. One example method includes a first device encrypting a data payload using a first encryption algorithm. The first device can encrypt a field of a medium access control (MAC) header using a second encryption algorithm, different from the first encryption algorithm. The first device can generate a data frame comprising the encrypted MAC header field and the encrypted payload. The first device can transmit the data frame to a second communication device.

Abstract: Methods, systems and apparatuses for performing an address change by an access point (AP) multi-link device (MLD) and non-AP MLD are described. A non-AP MLD may transmit to an AP MLD, using one or more respective transmission (TX) links in an active mode, one or more uplink frames that include one or more respective initial addresses corresponding to one or more respective reception (RX) links of the AP MLD. The non-AP MLD may then configure the one or more respective TX links to a lower power mode. The non-AP MLD may configure the one or more respective TX links with one or more respective new addresses prior to transitioning the one or more respective TX links back to the active mode. The non-AP MLD may transmit, to the AP MLD, one or more additional uplink frames that include the one or more respective new addresses.

Abstract: Embodiments are disclosed for privacy enhancement (PE) beacon frames. A PE station (STA) can receive a PE beacon frame comprising a media access control (MAC) header that includes a first random identifier (ID) and a first checksum ID, determine that configured beacon parameters are satisfied, and then receive the PE beacon frame. When the first random ID and the first checksum ID correspond to an affiliated PE access point (AP) of a PE AP multilink device (MLD), to identify the PE AP MLD the PE STA can determine a checksum value using a AP MLD ID of the PE AP MLD and the first random ID, and based on a comparison of the determined checksum value with the first checksum ID, identify the PE AP MLD. In some embodiments, a location of a change sequence number adjacent to the MAC header enables early termination of the PE beacon frame reception.

Abstract: A communication system includes multiple distributed antenna circuits and an access point (AP). The distributed antenna circuits include at least first and second antenna circuits. The AP is coupled to the distributed antenna circuits and includes multiple transmit chains, multiple receive chains, and an antenna control circuit communicatively coupled to the transmit chains and the receive chains. The first antenna circuit is co-located with the AP and the second antenna circuit is remote from the AP. The antenna control circuit is configured to determine a subset of the distributed antenna circuits to communicatively couple to at least some of the transmit chains to transmit data to a wireless station (STA) that is in range of the subset.

Abstract: Systems and methods for a wireless device to determine whether to associate with a wireless access point in view of a historical location-based record to predict a probability for a future location state based on a historical dwell time of the historical location-based record. Some examples include a wireless device receiving information for a location with multiple access points, where the location has a plurality of rooms, and the information includes historical proximity records of wireless stations associated with each of the multiple access points, and current proximity metrics for at least one of the multiple access points.

Abstract: Systems and methods for a wireless device to determine whether to associate with a wireless access point in view of a historical location-based record to predict a probability for a future location state based on a historical dwell time of the historical location-based record. Some examples include a wireless device receiving information for a location with multiple access points, where the location has a plurality of rooms, and the information includes historical proximity records of wireless stations associated with each of the multiple access points, and current proximity metrics for at least one of the multiple access points.