1549 results about "Wireless lan" patented technology

A method and apparatus for multi-link device (MLD)-based roaming in a wireless LAN system are disclosed. The method performed by a first STA in a wireless LAN system comprises the steps of: receiving, from a first access point (AP) belonging to a first group, announcement information including first information related to whether or not an addition of at least one link is supported for the first STA; transmitting, to the first AP, a request frame including a link ID of a second AP belonging to a second group; and receiving, from the first AP, a response frame including the link ID of the second AP, wherein the request frame may include second information requesting an addition or deletion of a link between the first STA and the second AP.

Methods for wireless local area network (WLAN) sensing are provided herein. A method performed by a sensing responder may include receiving a first sensing measurement setup request message indicating a first one or more parameters to be used in a sensing measurement procedure. The method may include transmitting a first sensing measurement setup response message indicating at least one parameter that differs from the first one or more parameters indicated by the sensing measurement setup request message. The method may include receiving a second sensing measurement setup request message indicating a second one or more parameters to be used in the sensing measurement procedure. The second one or more parameters to be used in the sensing measurement procedure may include at least one parameter that differs from the first one or more parameters indicated by the first sensing measurement setup request message.

Methods and apparatuses are described herein for multiple-access point (multi-AP) sounding procedures in a wireless local area network (WLAN). A coordinating AP (CAP) may receive, from one or more member APs in a multi-AP set (MAPS), one or more indications indicating that the one or more member APs are capable of multi-AP sounding during a transmission opportunity (TXOP). The CAP may transmit a CAP TXOP indication (CTI) frame indicating that the multi-AP sounding is to be performed during a TXOP acquired by the CAP. The CAP may receive a CAP TXOP request (CTR) frame indicating that the one or more member APs of the MAP are willing to perform multi-AP sounding during the TXOP. The CAP may transmit a CAP TXOP AP schedule (CTAS) frame indicating a transmission schedule for one or more sounding frames to be transmitted by the one or more member APs during the TXOP.

In a wireless local area network (WLAN) system, a transmission STA can transmit a PPDU via a 320 MHz channel, and a Medium Access Control (MAC) signal may be generated for the PPDU. The MAC signal may include puncturing pattern information and channel center frequency segment (CCFS) information for a 320 MHz band. The CCFS information may include a first CCFS field related to channel center frequency (CCF) information of a primary 160 MHz channel, and a second CCFS field related to CCF information of a 320 MHz channel.

Methods, systems and devices for transmitting unavailability information in a wireless local area network. A wireless device establishes first and second wireless connections using a first set of radio resources. The wireless devices receives a multi-user initial control frame (ICF) from a wireless access point over the first wireless connection. Based on receiving the multi-user ICF, the wireless device transmits a control response message to the wireless access point that indicates unavailability information for the wireless device.

The utility model relates to the technical field of computer remote control equipment, and provides low-power-consumption PCIe (Peripheral Component Interconnect Express) card insertion type computer remote control equipment. The device is composed of a PCIe board card and a USB expansion board card, and the PCIe board card integrates a network module, a first power supply module and an HDMI module. The first power supply module covers a mainboard power supply interface unit, a case power supply interface unit, a PCIE interface unit and a Poe power supply unit, the network module comprises an Ethernet unit and a wireless local area network unit, and the USB expansion board card is equipped with a second power supply module. All the modules cooperate with one another, and various power supply and networking modes are achieved. In addition, the equipment is further provided with a baffle used for fixing the position of the equipment in the case. The PCIe board card adopts a half-height board card design, the baffle is a standard baffle or a half-height baffle, PCIe full-height and half-height installation modes are compatible, and the adaptability and flexibility of the equipment in different case environments are further improved.

A method and a device for transmitting and receiving inheritance-based information in a wireless LAN system are disclosed. A method performed by means of a station (STA) in a wireless LAN system, according to one embodiment of the present disclosure, comprises the steps of: transmitting, to a first access point (AP), a request frame including information related to a second AP and / or a first multi-link device (MLD); and receiving, from the first AP, a response frame for the request frame, wherein the response frame includes one or more per-STA profiles, and inheritance or non-inheritance for the one or more per-STA profiles can be based on a non-transmitted (non-Tx) basic service set identifier (BSSID) profile.

This disclosure provides methods, devices, and systems for communicating cross-link multi-link signaling (MLS) control signaling in wireless local area networks (WLANs). In various aspects, an apparatus may generate a frame that includes a header including an MLS subfield that includes a set of bits associated with a respective link of a set of links between the first MLD and a second MLD. The apparatus may configure a signaling type (s-type) of the MLS subfield with a value indicating a type of MLS control signaling associated with the MLS subfield, and may configure each bit of a first subset of bits of the MLS subfield with a value indicating that the type of MLS control signaling is applicable to the respective link associated with the bit. Further, the apparatus may output the first frame for transmission to the second MLD on a first link of the set of links.

In a Wireless Local Area Network system, a reception STA can receive a request to send (RTS) frame. The RTS frame may include bandwidth information. The reception STA can perform clear channel assessment (CCA) on the basis of the bandwidth information. The reception STA can determine a transmission channel on the basis of the result of the CCA and information about preset multiple resource units (MRUs). The reception STA can transmit a clear to send (CTS) frame through the transmission channel. The transmission channel is one of the preset MRUs and may be a channel in which the CCA result is idle. The preset MRUs may include a first MRU composed of a first 996 tone RU, a second 996 tone RU, a third 996 tone RU, and a 484 tone RU.

The present specification proposes NDPA frame formats supported in a next generation wireless LAN system. According to one embodiment of the present specification, the NDPA frame formats may include common information for sensing. Here, the common information may be included in a special user information field. According to another embodiment of the present specification, the NDPA frame formats may use an existing NDPA frame format.

A method performed by a first wireless access point for coordinating a multi-access point transmission in a wireless network of multiple access points includes receiving an indication of a transmit opportunity for the first wireless access point, transmitting at least one indication frame to the multiple access points comprising information related to the transmit opportunity, receiving at least one request frame from one or more access points of the multiple access points indicating participation with the transmit opportunity, and transmitting a trigger frame to the one or more access points that indicated participation with the transmit opportunity, wherein the trigger frame comprises information indicating respective power levels for the participating access points. The shared transmit opportunity may then be used to transmit downlink data to associated stations of the first wireless access point and the other participating access points during the transmit opportunity.

A method and a device for low power operation in a wireless LAN supporting an MLSR operation are disclosed. The method of an STA MLD comprises steps in which: a power saving operation is performed in a first link and a second link; a first STA receives a beacon frame from a first AP associated with an AP MLD while the first STA associated with the STA MLD operates in an awake state in the first link; the first STA performs first communication with the first AP in the first link on the basis of the beacon frame; and, after completion of the first communication, a second STA performs second communication with a second AP associated with the AP MLD while the second STA associated with the STA MLD operates in the awake state in the second link.

This application discloses a communication method for a UWB and a related product. This application can be applied to a UWB-based wireless personal area network system, a sensing system, a positioning system, a ranging system, or a communication system, and can be further applied to a wireless local area network system that supports 802.11 series protocols such as a next-generation Wi-Fi protocol of IEEE 802.11ax, for example, 802.11be or Wi-Fi 7, and a next-generation protocol of 802.11be, for example, Wi-Fi 8. The method includes: generating a first message including a first bitmap, where an ith bit in the first bitmap corresponds to an ith UWB device, and when the ith bit is set to a specified value, the ith bit indicates a location of parameter configuration information of the ith UWB device in a first DPL; and sending the first message.

Methods, systems, and devices for wireless communications are described. A wireless device that operates in a wireless local area network may include an auxiliary radio and a main radio and may operate in both an auxiliary radio mode and a main radio mode. The auxiliary radio may support both transmitting and receiving or may support receiving only. The wireless device may indicate parameters associated with an auxiliary radio mode and / or with transitioning from the auxiliary radio mode to a main radio mode. The auxiliary radio may perform additional functions while the wireless device communicates with a second wireless device on a wireless link using the main radio. For example, the auxiliary radio may monitor channel metrics of the wireless link, receive and / or transmit control communications with the second wireless device, receive and / or transmit high importance data communications, or scan for and / or initiate connections via other wireless channels.

The invention relates to a message processing method and device of an optical network, communication equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: receiving a wireless local area network management and control interface message from optical network master equipment; determining a processing priority corresponding to the wireless local area network management and control interface message according to the message type information of the wireless local area network management and control interface message; distributing the wireless local area network management and control interface message to a message processing queue corresponding to the processing priority; and processing the wireless local area network management and control interface messages in each message processing queue in sequence according to the processing priority sequence corresponding to each message processing queue. By adopting the method, the overall stability of the optical network can be improved.

A wireless communication apparatus, method or protocol for wireless STAs using CSMA / CA on a wireless local area network (WLAN). A receiver STA receives MSDUs or A-MSDUs which include an expiration time, from a transmitter STA. The receiver STA stores the MSDUs or A-MSDUs with expiration time in its receive reordering buffer of the corresponding high-throughput (HT)-immediate block acknowledgement (Ack) agreement. The receiver STA passes the MSDU or A-MSDU to a next MAC process before an expiration time of the MSDU or A-MSDU. Thus, the percentage of latency sensitive traffic packets being communicated prior to expiration is increased.

A radar measurement method and an apparatus are disclosed, which relate to the field of communications technologies, and are used to support radar measurement in a wireless local area network (WLAN). The method includes: An access point (AP) generates a first frame, where the first frame includes radar measurement information. Then the AP sends the first frame to M stations (STAs), to configure the way the M STAs perform radar measurement. This application is applicable to a radar measurement procedure.

A sensing communication method and an apparatus are provided, and may be applied to a WPAN system or a sensing system that supports UWB, for example, a wireless local area network system that supports a 802.15.4a protocol, a 802.15.4z protocol, a 802.15.4ab protocol, or the like in 802.15 series protocols. The method includes: A sensing requester sends a sensing request, where a MAC payload of the sensing request includes sensing initiator address information; and a communication apparatus that receives the sensing request forwards the sensing request when determining that an address of the communication apparatus does not match the sensing initiator address information; or the communication apparatus that receives the sensing request parses the sensing request when determining that the address of the communication apparatus matches the sensing initiator address information.

Disclosed are a method and device for transmission or reception on a channel with respect to a wide bandwidth in a wireless LAN system. The method performed by a first station (STA) in a wireless LAN system according to an embodiment of the present disclosure may include the steps of: generating a PPDU within a bandwidth belonging to a predefined frequency band; and transmitting the PPDU on a predetermined channel corresponding to a channel width smaller than the bandwidth.

Provided herein are techniques to facilitate multiple sessions for a wireless device with a mobile core network via a trusted WLAN. In one example, a method may include obtaining, by an interworking function of a WLAN, an indication that a wireless device seeks to establish a session with the mobile core network, wherein the indication comprises first parameters associated with the session. The method may further include upon identifying, by the interworking function, that the first parameters match a route selection rule of a plurality of route selection rules for the wireless device, facilitating establishment of the session with the mobile core network based on the first parameters. In one instance, the wireless device is not capable of Non-Access-Stratum (NAS) signaling with the mobile core network via the WLAN.

A communication method and a related apparatus are provided, relate to the field of communication technologies, and may be applied to a wireless local area network system that supports 802.11 series protocols such as a next-generation Wi-Fi protocol of IEEE 802.11ax, like 802.11be, Wi-Fi 7, or EHT, and a next generation of 802.11be, like Wi-Fi 8, UHR, or Wi-Fi AI. A first AP generates and sends a first communication frame, and a first non-AP STA receives and parses the first communication frame. The first communication frame includes first information and second information, the first information indicates first time information corresponding to the first AP, and the second information indicates an offset between the first time information and start time of an RTWT SP of a second AP. According to the method, the start time of the RTWT SP of the second AP can be determined.

Embodiments of the invention provide methods and devices for restricted target awake time (R-TWT) operation for latency sensitive traffic in a WLAN. The method carried out by an Access Point (AP) in an AP MLD comprises: sending a first response to a first station (STA) in a non-AP MLD the first STA to map at least one Traffic Identifier (TID) for latency sensitive traffic to at least one link set up between the AP MLD and the non-AP MLD, wherein the AP MLD comprises a plurality of APs and the non-AP MLD comprises a plurality of non-AP STAs, and sending a R-TWT response to the first STA to set up R-TWT agreement on any one or more of the at least one link to which the at least one TID for latency sensitive traffic has been mapped.

An information processing method and an apparatus are disclosed, which are applied to a wireless local area network system supporting 802.11 series protocols such as a next-generation Wi-Fi protocol of IEEE 802.11ax like 802.11be, Wi-Fi 7, or EHT, a next generation of 802.11be like Wi-Fi 8 or UHR, or Wi-Fi AI, and may be further applied to an ultra-wideband-based wireless personal area network system and a sensing system. A controller sends control information, and a controlee receives the control information. The control information includes a control information element, the control information element includes an empty slot information field, and the empty slot information field indicates an empty slot in a block corresponding to the control information. The controlee determines information about the empty slot based on the empty slot information field. This improves and optimizes a UWB in-band discovery and association mechanism.

Disclosed are a method and device operating in a wireless LAN system. The method performed by a first STA in a wireless LAN system according to an embodiment disclosed herein may comprise the steps of: receiving, from a second STA, an aggregated medium access control protocol data unit (A-MPDU) including a first trigger frame and a second trigger frame; and performing uplink transmission on the basis of the first trigger frame and the second trigger frame, wherein the first trigger frame includes first information indicating at least one resource unit (RU) within a primary channel bandwidth, and the second trigger frame includes second information indicating at least one resource unit (RU) within a secondary channel bandwidth.

A system for enhanced time division duplexing (TDD) synchronization in a wireless mesh network includes a master access point device and a plurality of repeater devices. The master access point device propagates a first extended wireless local area network (WLAN) beacon to plurality of repeater devices in a specific order based on network topology mapping information. The first extended WLAN beacon includes a first synchronization pattern. A first repeater device receives the first extended WLAN beacon and compares the first synchronization pattern with a prestored synchronization pattern. The first repeater device iteratively adjusts the timing of a local oscillator based on signal strength or signal-to-noise ratio measurements until the patterns match with the prestored synchronization pattern. The first repeater device locks TDD signal timing at the first repeater device based on the first synchronization pattern that matches with the prestored synchronization pattern.

In one embodiment, a method includes: sending, from a station to an access point, a notification of a termination of a service period in which the station is awake, the notification comprising a station-based initiation of the termination of the service period, the station and the access point present within a wireless local area network; receiving, in the station from the access point, an acknowledgement of the notification; and in response to the acknowledgement, terminating the service period.

The invention provides a wireless local area network networking time service method and system, and relates to the technical field of wireless communication, and the method comprises the steps: constructing a target wireless frame carrying timestamp information according to a preset time service rule, adding the timestamp information to a corresponding bit in a signaling field based on physical layer hardware to obtain a target signaling field; based on the target signaling field, constructing the target wireless frame; and sending the target wireless frame to a receiving end. According to the method, the uncertainty caused by software processing time is reduced, the time synchronization precision is improved, and the network communication reliability is enhanced.

Proposed are a method and a device for receiving a PPDU in a wireless LAN system. Specifically, a receiving STA receives a PPDU from a transmitting STA through a first band, and decodes the PPDU. The PPDU comprises a control field and a data field. When the first band is an 80 MHz band comprising first to fourth 20 MHz subchannels, the first 20 MHz subchannel comprises first multiple RUs in which a first 26RU and a first 52RU are aggregated. The first 26RU is an RU located in the middle of the first 20 MHz subchannel. The first 52RU is an RU having a frequency lower than that of the first 26RU, and which is adjacent to the first 26RU.

Procedures, methods, architectures, apparatuses, systems, devices, and computer program products directed physical layer signaling in a wireless local area network system are provided. Among the methods is a method that may include any of generating an extremely high throughput (EHT) physical (PHY) layer protocol data unit (PDU) (PPDU) based on a PPDU format defining a preamble comprising (i) a fixed duration universal signaling (U-SIG) field, (ii) an EHT signaling (EHT-SIG) field, and (iii) an EHT short training field (EHT-STF), wherein the U-SIG and EHT-SIG fields respectively comprise an extra signaling indicator and extra signaling to support a third feature; and transmitting the U-SIG and EHT-SIG fields on a first bandwidth segment, followed by the EHT-STF on any of the first bandwidth segment and a second bandwidth segment, followed by (iii) an EHT data field on any of the first and second bandwidth segments.