982 results about "IEEE 802" patented technology

A stream classification service-based communication method and an apparatus are applied to a wireless local area network system that supports 802.11 series protocols, for example, a next-generation Wi-Fi protocol of IEEE 802.11ax, such as 802.11be, Wi-Fi 7, or EHT, or for another example, a next-generation protocol of 802.11be, Wi-Fi 8, or UHR, and can be further applied to a UWB-based wireless personal area network system, a sensing system, and the like. The method includes: a receiving end sends a measurement request, and correspondingly, a transmitting end receives the measurement request. The measurement request includes an identifier of a stream classification service (SCS) stream. The transmitting end sends a measurement report, and correspondingly, the receiving end receives the measurement report. The measurement report includes the identifier of the SCS stream and QoS measurement data of the SCS stream.

The present invention relates to an advanced augmented reality, AR, apparatus featuring a video see-through AR, VST-AR, device that captures images of a real-world environment and displays augmented versions on a screen. The system includes a corporal entity, such as an empty laboratory vessel, equipped with a unique identification marker. This marker provides real-time spatial data for generating visual augmentations representing virtual matter within the vessel. The apparatus integrates various sensors, including an inertial measurement unit, IMU, capacitive tactile sensors, and a thermal diode, to dynamically adjust visual augmentations based on user interactions. Additional sensory enhancements include an olfactory output fan, an eccentric rotating mass, ERM, motor, and auditory outputs. Wireless connectivity via IEEE 802.11 (Wi-Fi) and IEEE 802.15.1 (Bluetooth) ensures seamless communication between components. This AR system is particularly valuable for educational and laboratory settings, offering realistic, interactive simulations.

Disclosed are a communication method based on a PPDU and an apparatus. This application is 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, Wi-Fi 7, or EHT, and a next-generation Wi-Fi protocol of 802.11be or Wi-Fi 8, and may be further applied to a UWB-based wireless personal area network system, a sensing (sensing) system, and the like. The method includes: A transmit end generates the PPDU, and sends the PPDU. Correspondingly, a receive end receives the PPDU, and processes the PPDU. The PPDU may include an L-STF, an L-LTF, an L-SIG field, and a first STF.

A communication apparatus that joins a wireless network formed by a first other communication apparatus receives, while being in an Awake state, a Trigger frame conforming to an IEEE 802.11 series standard from the other communication apparatus, the Trigger frame permitting to share a first period with at least one communication apparatus joining the wireless network and communicate, the first period being at least one portion of a TXOP (transmission opportunity) acquired by the first other communication apparatus. In a case where the communication apparatus is not permitted to share the first period by the received Trigger frame, the communication apparatus maintains the Awake state during the first period.

Methods and apparatus for generating trigger frames that solicit PPDUs from one or more client devices. In an example method, a trigger frame is generated in accordance with the IEEE 802.11bn amendment (UHR) to the IEEE 802.11 standard. The method begins by determining a time duration requirement (or padding field length requirement) for preparing an uplink transmission from a client device. A trigger frame is generated (e.g., by an access point) that includes a frame check sequence (FCS) field, a padding field, and an intermediate FCS value that is included in the padding field. In an example, the dedicated fields of the trigger frame do not explicitly indicate the location of the intermediate FCS value. For a protected trigger frame, a MIC value is further included in the padding field. In other examples, the intermediate FCS value is included within one or more User Info fields of the trigger frame.

The invention provides a multi-link data processing method and a related device. In the method, a first device sends first indication information on a second link, the first indication information being used for indicating that link recovery is performed by using a beam configuration parameter before the first link is disconnected, and beamforming training does not need to be performed again, thereby avoiding wasting time. Therefore, the method can assist the disconnected first link in rapid link recovery, and is beneficial to improving the data transmission efficiency. The present application is applied to a wireless local area network system that supports an IEEE 802.11 ax next generation Wi-Fi protocol (e.g., 802.11 be, Wi-Fi 7, or EHT), or an IEEE 802.11 be next generation Wi-Fi protocol (e.g., Wi-Fi 8, UHR), or Wi-Fi AI, or millimeter wave (mmWave), or ultra wide band (UWB), or sensing.

A sensing communication method and device are applied to the technical field of communication. The present application can be applied to a wireless local area network system that supports an IEEE 802.11 ax next generation Wi-Fi protocol (e.g., 802.11 be, Wi-Fi 7, or EHT), or an IEEE 802.11 be next generation Wi-Fi protocol (e.g., Wi-Fi 8, UHR), or Wi-Fi AI, or millimeter wave (mmWave), or ultra wide band (UWB), or sensing. If the first communication device generates the PPDU based on the Q time-varying function values, the PPDU is transmitted. After receiving the PPDU, the second communication device may parse the PPDU based on Q time-varying function values that it agrees with the first communication device. According to the method provided by the embodiment of the invention, the security of information transmission is improved, and the protection of user privacy is effectively realized.

The invention provides a hybrid wireless eye movement tracking method and system based on multi-sensor fusion, electronic equipment and a storage medium, and relates to the technical field of eye movement tracking. The method comprises the following steps: firstly, acquiring various data by using various different types of sensors such as a Q-Var sensor, an inertial measurement unit and a high-speed panoramic camera; secondly, preprocessing the various sensor data by means of graph Fourier transform, a Kalman filter, a spectral clustering technology and the like; fusing the preprocessed sensor data based on a graph theory method; and finally, performing fixation track prediction based on a convolutional neural network and a gating circulation unit. According to the technical scheme, the performance of eye movement tracking under different environment conditions is improved, the eye movement tracking precision is higher, and the stability is better. In addition, the technology of the application also uses a 5G millimeter wave technology or an IEEE 802.11 ac protocol to transmit gaze tracking data, thereby achieving the purpose of bandwidth enhancement and low-delay data transmission.

The invention provides a sensing measurement method, a sensing measurement device, sensing measurement equipment and a storage medium, which support an IEEE (Institute of Electrical and Electronic Engineers) Wi-Fi (Wireless Fidelity) protocol, such as an IEEE 802.11 be / Wi-Fi 7 / EHT protocol, an IEEE 802.11 bn / UHR / Wi-Fi 8 protocol, an IEEE 802.15 / UWB protocol, or an IEEE 802.11 bf / sensing / sensing protocol and the like. The method may be applied to an initiator of perceptual measurements, such as a first communication device. The method comprises: a first communication device receiving first compression indication information, the first compression indication information being used for indicating whether to compress sensing feedback information, the content to be compressed in the sensing feedback information being agreed by a protocol, the content to be compressed in the sensing feedback information comprising all of the sensing feedback information or a part of the sensing feedback information, and processing the sensing feedback information based on the first compression indication information so as to compress part or all of the sensing information, thereby realizing compressed transmission of the sensing feedback information.

The invention provides a communication method, which can be applied to a WLAN (Wireless Local Area Network) system supporting an IEEE 802.11 be next generation, Wi-Fi 8 and other 802.11 series protocols, and can also be applied to a UWB (Ultra Wideband)-based wireless personal area network system and a sensing system. The method comprises: in a scene of channel competition, before a certain station sends a delay signal indicating that other stations wait for a period of time and then perform channel competition, a CFO is calibrated according to a first PPDU finally received before the delay signal is sent. According to the embodiment of the invention, the CFO is calibrated based on the finally received PPDU, so that a plurality of delay signals cannot be normally received by other stations due to overlarge CFO deviation in a scene that the plurality of stations all send the delay signals.

The invention relates to a communication method and a communication device, which are used for supporting an IEEE (Institute of Electrical and Electronic Engineers) 802.11 ax next generation Wi-Fi (Wireless Fidelity) protocol (such as 802.11 be, Wi-Fi 7 or EHT), or an IEEE 802.11 be next generation Wi-Fi protocol (such as 802.11 bn, Wi-Fi 8 or UHR), or Wi-Fi AI (Wireless Fidelity), or MMW (Millimeter Wave), or UWB (Ultra Wideband), or perception and the like. The first communication device sends a first wireless frame, and the second communication device receives the first wireless frame. The first radio frame includes first OBSS information, such as the first OBSS information is used for indicating information of a first OBSS that causes the first communication device to perform non-primary channel transmission. Therefore, the second communication device can acquire the first OBSS information. When the wireless frame sent by the first OBSS station is received, the two devices can be synchronously switched to the non-main channel, so that the communication efficiency is improved.

The invention provides a communication method, which can be applied to a WLAN (Wireless Local Area Network) system supporting an IEEE (Institute of Electrical and Electronic Engineers) 802.11 ax next-generation Wi-Fi (Wireless Fidelity) protocol, such as 802.11 be, Wi-Fi 7 or EHT, and then 802.11 series protocols, such as 802.11 be next-generation, Wi-Fi 8 and the like, can also be applied to IEEE 802.11 bf and a next-generation protocol thereof, and can also be applied to a UWB (Ultra Wideband)-based wireless personal area network system, a sensing system and the like. The method comprises the following steps: in a scene in which a multi-link device participates in proxy sensing measurement, a proxy sensing initiating end sends a request message for requesting to establish proxy sensing measurement to a proxy sensing response end, and the request message comprises first indication information for indicating a link mapped by a first sensing response end. By carrying the information indicating the link in the request message, proxy sensing measurement is established under the scene that the multi-link equipment participates in proxy sensing.

This application provides a communication method and apparatus. In the method, a first symbol set is introduced into a protocol data unit, to provide sufficient switching time for a Wi-Fi device to switch from a first running mode to a second running mode. This ensures data receiving performance of the Wi-Fi device. This application is 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 an extremely high throughput (EHT), a next-generation protocol of 802.11be like Wi-Fi 8, and Wi-Fi AI; and is alternatively applied to a UWB-based wireless personal area network system, a sensing system, or the like.

The invention discloses a communication method and device. The communication method and device support an IEEE (Institute of Electrical and Electronic Engineers) protocol (such as an IEEE 802.11 be / Wi-Fi 7 / EHT protocol, an IEEE 802.11 bn / UHR / Wi-Fi 8 protocol, an IEEE 802.15 / UWB protocol, or an IEEE 802.11 bf / sensing / sensing protocol). The method comprises the following steps: a station receives a first wireless frame from an access point through a first mode, the first wireless frame is used for triggering a station switching mode, and the first wireless frame comprises identification information of the station; after receiving the first wireless frame, the station switches from the first mode to the second mode; the station receives a message frame from the access point in a second mode; the power consumption of the station in the first mode is lower than the power consumption of the station in the second mode. According to the scheme, it can be ensured that the station only triggers mode switching by the WiFi signal sent to the station, and therefore the power consumption of the station is saved.

A beamformer device is provided for WiFi communication schemes such as IEEE 802.11ax and 802.11be. The beamformer device is configured to: transmit a request to a beamformee device, the request comprising a set of sounding tone indices, the set of sounding tone indices indicating tones for which a report of beamforming information is requested from the beamformee device, wherein the tones are defined according to a first WiFi scheme, wherein the set of sounding tone indices is based on a first tone plan defined by the first WiFi scheme for a partial channel bandwidth and on a second tone plan defined by a second WiFi scheme for a full channel bandwidth. A corresponding beamformee device is further provided.

The invention discloses a coding method, a decoding method and a device, which are used for supporting an IEEE (Institute of Electrical and Electronic Engineers) 802.11 ax next generation Wi-Fi (Wireless Fidelity) protocol (such as 802.11 be, Wi-Fi7 or EHT), or an IEEE 802.11 be next generation Wi-Fi protocol (such as 802.11 bn, Wi-Fi 8 or UHR), or Wi-Fi AI (Wireless Fidelity), or MMW (Millimeter Wave), or UWB (Ultra Wideband) or perception and the like. The method comprises the following steps: a first communication device obtains an information bit sequence, performs LDPC coding on the information bit sequence based on a check matrix, obtains a coded sequence, and outputs the sequence. The length of the sequence is N1, N1 is n times of 1944, and n is an integer greater than or equal to 2. And after obtaining the to-be-decoded information, the second communication device performs LDPC decoding in combination with the check matrix to obtain an information bit sequence. The method can improve the decoding performance.

A sensing communication method and device are applied to the technical field of communication. The present application can be applied to a wireless local area network system that supports an IEEE 802.11 ax next generation Wi-Fi protocol (e.g., 802.11 be, Wi-Fi 7, or EHT), or an IEEE 802.11 be next generation Wi-Fi protocol (e.g., Wi-Fi 8, UHR), or Wi-Fi AI, or millimeter wave (mmWave), or ultra wide band (UWB), or sensing. The method comprises the following steps: an MAP sensing measurement initiating end sends a first request frame, wherein the first request frame comprises an MAP measurement session ID; and receiving a first response frame, wherein the first response frame comprises the MAP measurement session ID. The MAP sensing measurement response end can send a first response frame after receiving the first request frame. And the management flexibility of the MAP sensing measurement session is effectively improved.

A communication apparatus includes a communication unit arranged to communicate a Physical Layer Protocol Data Unit (PPDU) compliant with an IEEE 802.11 series standard. The communication unit is arranged to, in a case where the communication unit transmits the PPDU with a bandwidth of 480 MHz or wider, communicate the PPDU composed of a data subcarrier and a pilot subcarrier in a predetermined order.

A method for feeding back a sensing measurement result based on UWB and an apparatus are applied to a UWB-based WPAN system, for example, the 802.15.4a protocol, the 802.15.4z protocol, or the 802.15.4ab protocol in 802.15 series protocols, or may be applied to a wireless local area network system, a sensing system, or the like in 802.11 series protocols such as a next-generation Wi-Fi protocol of IEEE 802.11ax, for example, 802.11be, Wi-Fi 7, or EHT, and a next generation protocol of 802.11be, for example, Wi-Fi 8. The method includes: A transmitter sends control information; and correspondingly, a receiver receives the control information. Then, the receiver sends feedback information, and correspondingly, the transmitter receives the feedback information. According to the technical solutions provided in this application, signaling overheads can be effectively reduced.

An IEEE 802.11 wireless protocol which allows a non-Access Point Multi-Link Device (non-AP MLD) to access a soft AP MLD (e.g., an MLD which is not configured for Simultaneous Transmit and Receive (STR)) over a conditional link (Link2) when the primary / basic link (Link1) is occupied by another STA / MLD. Additional frame exchanges are described between MLDs to facilitate the Non-AP MLD's ability to accessing the soft AP MLD. Utilizing the approach can increase overall network throughput in a single BSS or OBSS.

The invention provides a beam alignment method, which can be applied to a WLAN (Wireless Local Area Network) system supporting 802.11 series protocols such as IEEE (Institute of Electrical and Electronic Engineers) 802.11 ax (WiFi (Wireless Fidelity) 6), 802.11 be (Wi-Fi 7) or 802.11 bn (Wi-Fi 8) and the like, and can also be applied to other wireless protocols, standards and wireless communication systems with a beam alignment link. The method comprises: a first station obtaining first information, the first information indicating a first beam group and a second beam group, and obtaining a first measurement result of the first beam group and a second measurement result of the second beam group based on the first information, the first measurement result and the second measurement result being used for determining a target beam for beam alignment, it is also used to determine the stop of beam measurement. By grouping the to-be-measured beams, the first station can stop beam measurement in the measurement process, and beam training overhead can be saved.

The invention provides a communication method and device, and the method can be applied to a WLAN system which supports an IEEE 802.11 ax next generation Wi-Fi protocol, such as 802.11 be, Wi-Fi 7 or EHT, and then 802.11 series protocols such as 802.11 be next generation, Wi-Fi 8 and the like, and can also be applied to a UWB-based wireless personal area network system, a sensing system and the like. The method comprises the following steps: a sending end generates a physical layer protocol data unit (PPDU) and sends the PPDU to a receiving end; wherein the PPDU comprises a first field, the first field is used for bearing a first sequence, the first sequence is used for a receiving end to perform channel estimation, the first sequence corresponds to a first bandwidth, and the first bandwidth is greater than 320 MHz. According to the scheme, the channel estimation sequence corresponding to the bandwidth larger than 320 MHz is designed to support signal transmission in a large-bandwidth (such as 640 MHz, 480 MHz and the like) scene.

A device including: a first operation control unit configured to cause the device to operate in a first mode that is a mode for the device to operate as a parent station and perform communication compliant with an IEEE 802.11 standard; a second operation control unit configured to cause the device to operate in a second mode that is a mode for the device to operate as a parent station and perform communication compliant with an IEEE 802.11 standard, and that is different from the first mode; and a control unit configured to control the device to execute multi-link communication compliant with an IEEE 802.11be standard as communication in the first mode, and control the device not to perform the multi-link communication, and to perform communication different from the multi-link communication, as communication in the second mode.

The invention provides a communication method and device, which are used for improving the roaming performance of non-access point multi-link equipment. In the method, a non-AP MLD receives a basic service set transfer management BTM request sent by a current AP MLD. The BTM request can comprise function indication information of the candidate AP MLD, and the function indication information is used for representing whether the candidate AP MLD supports tentative association operation or not. The non-AP MLD can initiate a tentative association operation for the candidate AP MLD according to the function indication information of the candidate AP MLD. The present application is applied to a wireless local area network system that supports an IEEE 802.11 be next generation WiFi protocol, such as Wi-Fi 8, UHR, 11bn, or Wi-Fi AI, or millimeter wave (mmWave), or ultra wide band (UWB), or sensing.

Embodiments of this application are applied to a wireless local area network system that supports 802.11 series protocols, for example, a next-generation Wi-Fi protocol of IEEE 802.11ax, such as 802.11be, Wi-Fi 7, or EHT, or for another example, a next-generation protocol of 802.11be or Wi-Fi 8, and may be further applied to an ultra-wideband UWB-based wireless personal area network system or a sensing (sensing) system. Embodiments of this application provide a communication method and apparatus. The method includes: generating a synchronization header field based on a sequence set, where the sequence set includes at least one of the following sequences: a sequence with a length of 127, a sequence with a length of 31, a sequence with a length of 91, or a sequence with a length of 64; and sending the synchronization header field.

A communication method and device are applied to a wireless local area network system supporting an IEEE 802.11 ax next generation Wi-Fi protocol, such as 802.11 be, Wi-Fi 7 or EHT, and 802.11 series protocols, such as 802.11 bn or Wi-Fi 8, 802.11 ay, 802.11 aj and the like, of the 802.11 be next generation, and can also be applied to a UWB-based wireless personal local area network system, a sensing system and the like. A first communication device generates and transmits a PPDU. The second communication device receives and analyzes the PPDU. A pilot frequency value carried by a pilot frequency subcarrier corresponding to a data field in the PPDU is determined based on a PPDU bandwidth and Nss group pilot frequency initial values, at least two groups of pilot frequency initial values in the Nss group pilot frequency initial values are different, and each group of pilot frequency initial values can comprise M pilot frequency initial values. And the utilization rate of the processing circuit is effectively improved.

A communication method and device are applied to a wireless local area network system supporting an IEEE 802.11 ax next generation Wi-Fi protocol, such as 802.11 be, Wi-Fi 7 or EHT, and 802.11 series protocols, such as 802.11 bn or Wi-Fi 8, 802.11 ay, 802.11 aj and the like, of the 802.11 be next generation, and can also be applied to a UWB-based wireless personal local area network system, a sensing system and the like. A first communication device sends a PPDU, and a second communication device receives the PPDU. The PPDU corresponds to at least one target user, the PPDU comprises a data field corresponding to the target user and a parameter NSD corresponding to the target user, and the short is determined by an RU / MRU used for transmitting the data field and an MCS of the data field. The coding and decoding time is effectively shortened, and the coding and decoding efficiency is improved.

In an IEEE 802.11 wireless system, a sharing AP device (1A) shares a transmission opportunity with a shared AP device (2A) by transmitting a coordinated spatial reuse opportunity announcement control frame packet having defined signal fields which are used by the shared AP device (2A) to compute a transmit power limit for limiting interference at a first sharing STA device (1S) associated with the sharing AP device (1A) when transmitting one or more first downlink packets from the shared AP device (2A) to a first shared STA (2S) device associated with the shared AP device (2A).

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.

A communication device that performs wireless communication that complies with IEEE 802.11 series of standards, including: at least one memory that stores a set of instructions, and at least one processor that executes the instructions, the instructions, when executed, causing the device to perform operations including: cooperating with an access point to perform data communication with a station, wherein in the cooperating, transmitting, to the access point, a frame instructing the access point to communicate with the station, the frame including information for identifying the access point and information regarding transmission power.