276 results about "Wireless lan" patented technology

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.

A device for a wireless local area network determines to switch to a new basic service set (BSS) operating channel. The new BSS operating channel includes at least one punctured 20 MHz subchannel. The device transmits channel switch information to announce the switch to the new BSS operating channel. The channel switch information includes a BSS bandwidth of the new BSS operating channel and a disabled subchannel bitmap indicating the at least one punctured 20 MHz subchannel in the BSS operating channel.

A modulation and coding scheme indication method and a corresponding apparatus in a wireless local area network system that supports one or more of a next-generation Wi-Fi protocol of IEEE 802.11ax (for example, 802.11be, Wi-Fi 7, or EHT), a next-generation Wi-Fi protocol of IEEE 802.11be (for example, 802.11bn, Wi-Fi 8, or UHR), Wi-Fi AI, a millimeter wave (mm Wave), an ultra wideband (UWB), and sensing (sensing). A method includes: generating a physical layer protocol data unit PPDU, where the PPDU includes a first field and a second field, the first field indicates a first modulation and coding scheme MCS group, and the second field indicates a number of spatial streams corresponding to one or more MCSs in the first MCS group; and sending the PPDU. This can reduce bit overheads.

The present disclosure relates to transmission of information for multi-AP coordination (MAPC) in a wireless LAN system. According to an embodiment of the present disclosure, a method performed by a first access point (AP) in a wireless LAN system comprises the steps of: establishing an agreement for multi-AP coordination (MAPC) with one or more other APs; transmitting an initial control frame (ICF) to a second AP among the one or more other APs, wherein the ICF includes information on a transmission power proposed for the second AP; receiving, from the second AP, an initial control response frame (ICR) for the ICF; transmitting, to the second AP, a trigger frame for triggering MAPC; and performing MAPC with the second AP on the basis of the transmission power proposed for the second AP.

Proposed are a method and apparatus for requesting significant update information from APs within a transmission MLD in a wireless LAN system. In detail, a reception MLD transmits a probe request frame to the transmission MLD via a first link. The reception MLD receives a probe response frame from the transmission MLD via the first link. The transmission MLD comprises a first transmission STA operating in the first link and a second transmission STA operating in a second link. The reception MLD includes a first reception STA operating in the first link and a second reception STA operating in the second link. The probe request frame includes a profile field of the second reception STA. The profile field of the second reception STA includes a first significant update request field. When the first reception STA requests partial information regarding the second link and the first significant update request field is set to 1, the partial information regarding the second link is set as significant update information regarding the second link.

The present application provides a kind of wireless LAN relay, wireless LAN router and wireless LAN system.Connect with wireless LAN router through outdoor communication path, it will not violate law, and can be connected with maximum communication capacity.Possess the wireless LAN relay (100) of compartment mode used when being connected with host through indoor communication path while being connected with wireless LAN router (200) via outdoor communication path, possess 2.4GHz frequency band wireless communication circuit, 5GHz frequency band wireless communication circuit, 6GHz frequency band wireless communication circuit, when starting compartment mode, from 6GHz frequency band VLP, 5GHz W56 frequency band and 2.4GHz frequency band, the most suitable communication environment can be selected from the frequency band that can be connected and connected to wireless LAN router (200), and to host, according to request, connect in 2.4GHz frequency band, 5GHz frequency band and / or 6GHz frequency band.

The application provides a positioning method, device, system, electronic equipment and storage medium, and relates to the technical field of communication. The method comprises the following steps: acquiring mobile information of a plurality of wireless local area network hotspots; determining Doppler shift information according to communication channel information between the base station; screening the plurality of wireless local area network hotspots according to the Doppler shift information and the mobile information of the wireless local area network hotspots, and obtaining a plurality of stationary hotspots; and determining the position information of the current device according to the plurality of stationary hotspots. The high-precision positioning requirement of the user is met, the position information of the current device is obtained in time and accurately, and the use experience of the user is improved.

The embodiment of the present disclosure relates to the technical field of mobile communication, and provides a communication method, device, equipment and storage medium, which can be applied to a wireless local area network sensing initiating device. The method comprises the following steps: receiving a wireless local area network sensing measurement establishment response frame carrying sensing measurement parameters of a wireless local area network sensing measurement response device; determining a first message frame based on the sensing measurement parameters; and sending the first message frame, wherein the first message frame is used to indicate acceptance or rejection of the sensing measurement parameters. The embodiment of the present disclosure can enable the wireless local area network sensing initiating device to send a first message frame to a response device to indicate acceptance or rejection of sensing measurement parameters of the response device in the case that the wireless local area network sensing initiating device receives a wireless local area network sensing measurement establishment response frame carrying sensing measurement parameters sent by the wireless local area network sensing response device.

In a wireless local area network (WLAN) system, a STA MLD can include a first STA and a second STA, where the first STA operates on a first link and the second STA operates on a second link. The STA MLD can transmit an association request frame to an access point (AP) MLD. The association request frame can include capability information of a requesting STA among the STAs included in the STA MLD requesting association with the AP MLD and information about a requesting link on which the requesting STA transmits the association request. The STA MLD can receive an association response frame from the AP MLD. The association response frame can include capability information of an AP operating in a link on which the AP MLD accepts association among the requesting link.

Provided are steps in which, in a wireless LAN system, a first STA detects OBSS transmission on a primary channel and sets an NAV on the primary channel during a TXOP corresponding to the transmission in the OBSS, the first STA not performing an NPCA operation and a second STA, connected to the first STA, supporting the NPCA operation and operating by switching an operating channel from the primary channel to an NPCA channel during the TXOP corresponding to the transmission in the OBSS, and in which a CF-End frame transmitted from the OBSS is received, the CF-End frame indicating truncation of the TXOP of the OBSS and release of the NAV on the primary channel, wherein channel access is performed on the primary channel at a time point determined on the basis of a time point at which the second STA returns to the primary channel or a time point at which the TXOP of the OBSS is scheduled to end, such that a frame can be transmitted to the second STA.

A charging communication method for charging electric vehicles, according to the present disclosure, comprises the steps of: establishing a communication connection by using a first communication technique between a SECC and an EVCC; initializing connection and pairing using a second communication technique between the SECC and the EVCC on the basis of information about the second communication technique; performing positioning and pairing between a primary assembly and a secondary assembly by using the second communication technique between the SECC and the EVCC; and performing docking, charging, and undocking between the primary assembly and the secondary assembly by using the second communication technique between the SECC and the EVCC.

This application discloses a capability indication method and a capability determining method in a wireless local area network, and an apparatus. The capability indication method includes: A first device determines capability information, and sends the capability information to a second device. The capability information includes a nominal packet padding subfield, and the nominal packet padding subfield indicates a corresponding nominal packet padding value used when the second device sends a physical layer data packet to the first device. The nominal packet padding value is for all NSSs and all RU allocations that the first device supports, and for at least two modulation schemes used by the second device on a configured frequency domain resource or a configured spatial stream. When the second device sends the PPDU to the first device by using the at least two modulation schemes, according to the method, the nominal packet padding value determined by the second device enables the first device to have enough time to process the PPDU received from the second device.

A method and related apparatus for physical layer protocol data unit (PPDU) uplink bandwidth indication are provided. The method relates to the wireless communications field, for example, is applicable to a wireless local area network supporting the 802.11be standard. The method includes: An AP generates and sends a trigger frame. The trigger frame carries first indication information, where the first indication information is directly used to indicate or jointly indicate an EHT TB PPDU bandwidth or an uplink PPDU total transmission bandwidth. The trigger frame carries second indication information, where the second indication information is used to indicate distribution of an HE TB PPDU and / or an EHT TB PPDU in the uplink PPDU total transmission bandwidth, or directly indicate whether an EHT station transmits an HE TB PPDU or an EHT TB PPDU.

Disclosed are a method and device for NDP sounding in a wireless LAN system. The method according to an embodiment of the present disclosure may comprise the steps in which: an STA receives an NDP announcement frame from a first AP; and the STA transmits a frame including channel state information to the first AP.

A method and a device for PPDU transmission and reception in a wireless LAN system are disclosed. The method performed by a STA, according to one embodiment of the present disclosure, comprises the steps of: receiving a trigger frame from an AP; and transmitting a 320 MHz PPDU to the AP on the basis of the trigger frame.

A method and apparatus for allocating resource units in a wireless LAN system are disclosed. The method performed by a station (STA) in a wireless LAN system according to an embodiment of the present disclosure may include receiving a PPDU including a SIG field for resource unit allocation related information from another STA, and obtaining a data field in the PPDU based on the resource unit allocation related information. Here, the resource unit allocation related information may be constructed based on one or more multiple RU (MRU) candidates for a bandwidth exceeding 320 MHz.

A digital twin method for a wireless local area network is performed by an operating device. The digital twin method includes: obtaining a plurality of device configurations respectively corresponding to a plurality of wireless communication devices in a field; inputting the device configurations to a generative artificial intelligence (AI) model to learn a plurality of hidden variables of the generative AI model; training the generative AI model by utilizing the device configurations to generate a time structure of a realistic wireless local area network in the field; and constructing a digital twin wireless local area network corresponding to the realistic wireless local area network based on the generative AI model and the time structure.

This disclosure provides a Station (STA) and a method performed by the STA. In a wireless local area network (WLAN) system, the STA can receive a trigger frame from an Access Point (AP). The trigger frame may include a common information field and a user information field. Each user information field may include a first field related to an associated identifier (AID) and a second field including information about the STA related to the AID. Based on a specific value in the first field, the second field may include specific information for each STA used to receive the trigger frame. The common information field may include an presence field related to whether a user information field with a specific value in the first field exists within the user information field.

Methods and apparatuses are disclosed for a station (STA) in a Wireless Local Area Network (WLAN) to indicate its intent to transmit high priority traffic, such as low latency traffic, over a shared wireless medium. Multiple embodiments for the transmission by a STA of a signal referred to as a Low Latency Traffic Indication (LLTI) as well as low latency traffic are disclosed. An Access Point (AP) manages the conditions subject to which STAs may transmit the LLTI and contend for the wireless medium for the purpose of transmitting low latency traffic. Various procedures for negotiating said conditions between an AP and a STA are also disclosed. Multiple embodiments of methods and apparatuses are disclosed.

The present invention relates to an operating method of a first communication node in a communication system, comprising the steps of: negotiating with a second communication node with respect to a parameter for multi-link transmission; determining, on the basis of the parameter, a plurality of links for performing the multi-link transmission, and the transmission method by which the multi-link transmission is performed; and transmitting, in the plurality of links, a data frame to the second communication node by means of the transmission method. Therefore, the communication node can efficiently set and change links.

Proposed in the present disclosure are a method and a device for setting a TRIGVECTOR parameter to receive TB A-PPDU in a wireless LAN system. Specifically, a transmission STA transmits a trigger frame to a reception STA. The transmission STA acquires a TRIGVECTOR parameter. The transmission STA receives a TB A-PPDU on the basis of the trigger frame and the TRIGVECTOR parameter. The TB A-PPDU includes a HE TB PPDU and an EHT TB PPDU. The TRIGVECTOR parameter includes a CH_BANDWIDTH parameter.

Disclosed are a method and device for physical protocol data unit (PPDU) transmission and reception in a wireless LAN system. A method performed by a first STA according to an embodiment of the present disclosure may comprise: generating a PPDU having a bandwidth of 80 MHz or more; and transmitting the PPDU to a second STA.

This application relates to the field of wireless communication and, in particular, to a method of individually addressed traffic indication applicable to multiple links and a related device; for example, this application applies to a wireless local area network compliant with an 802.11be standard. The method includes: A first AP of a first AP MLD generates and transmits individually addressed traffic indication information, where the individually addressed traffic indication information is used to indicate whether a non-AP MLD associated with the first AP MLD has downlink individually addressed traffic and whether a non-AP MLD associated with a second AP MLD has downlink individually addressed traffic, and the second AP MLD is an AP MLD to which a non-transmitting AP belongs in a multiple BSSID set in which the first AP is located.This can help some APs or all APs of some AP MLDs to indicate whether station multilink devices associated with the AP MLDs have individually addressed downlink traffic, to help station multilink devices correctly receive individually addressed downlink traffic.

A method of analyzing a wireless local area network that includes a plurality of devices, at least one device of the plurality of devices configured to change its Media Access Control (MAC) address, the method including obtaining training data including a plurality of records, the training data specifying, for each record: a MAC address, and a set of performance metrics; training a machine learning model to output a MAC address based on the set of performance metrics; obtaining further data including a plurality of records that includes a set of performance metrics; determining a MAC address for each record of the further data by inputting the set of performance metrics of the further data to the trained machine learning model; and analyzing the set of performance metrics for a plurality of records of the further data having the same determined MAC address.