820 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 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 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.

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.

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 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.

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.

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.

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.

An embodiment is a method performed by a source node to activate relay functionality of a relay node on a per-physical layer protocol data unit (PPDU) basis. The method includes generating a PPDU that includes a first set of preamble fields, followed by a relay-on field indicating that the relay node should relay the PPDU, followed by a second set of preamble fields, followed by a data field that includes a frame intended for a destination node, wherein the first set of preamble fields includes a first legacy short training field (L-STF) field, a first legacy long training field (L-LTF) field, and a first legacy signal (L-SIG) field, wherein the second set of preamble fields includes a second L-STF field, a second L-LTF field, and a second L-SIG field. The method further includes transmitting the PPDU.

A gateway includes a modulation scheme conversion device which includes a backscattering tag and a tag signal generation unit configured to provide a tag signal to the backscattering tag. The modulation scheme conversion device multiplies a radio signal based on a Bluetooth low energy (BLE) protocol, which has been modulated with a first modulation scheme, and the tag signal to produce a multiplied signal and to reshape the multiplied signal using a second modulation scheme to produce a reshaped signal and backscatters the reshaped signal. The multiplied signal, which is reshaped with the second modulation scheme and backscattered, is provided to a receiver of second modulation scheme signals and then provided to the Internet. The signal modulated with the second modulation scheme is a WiFi signal based on an IEEE 802.11b protocol.

This application is applied to a UWB-based wireless personal area network system, including 802.15 series protocols, for example, the 802.15.4a protocol, the 802.15.4z protocol, or the 802.15.4ab protocol; a wireless local area network system that can support 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 protocol of 802.11be, like Wi-Fi 8; a sensing system; or the like. Embodiments of this application provide a communication method and an apparatus. According to this application, a transmit end may send a first frame, and then a receive end may determine, based on the first frame, an available narrowband channel that can be used to transmit an NB signal.

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.

The present application relates to the field of wireless communications, and more particularly, to a PPDU-based communication method and apparatus, and a readable storage medium, the method comprising: an AMP device sending an AMP PPDU, the AMP PPDU comprising a preamble sequence, the preamble sequence being described in a table 2 to a table 8 of embodiments; the method and the device can be applied to the AMP field, such as supporting WPT, WLAN or IEEE series protocols. The method is suitable for IEEE (Institute of Electrical and Electronic Engineers) 802.11 protocols, such as IEEE 802.11 protocols related to AMP, or is suitable for other protocols of IEEE 802.11 series, such as an 802.11 a / b / g protocol, an 802.11 n protocol, an 802.11 ac protocol, an 802.11 ax protocol, an 802.11 be protocol, an 802.11 bn protocol and the like.

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. After acquiring an information bit sequence, the first communication device performs LDPC encoding on the information bit sequence based on a check matrix to obtain an encoded 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. Z of the check matrix can be equal to 81. 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.

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.

The present application supports IEEE protocols, such as IEEE 802.11be / Wi-Fi 7 / EHT protocol, IEEE 802.11bn / UHR / Wi-Fi 8 protocol, Integrated mmWave / integrated millimeter wave / IMMW protocol, IEEE 802.15 / UWB protocol, and IEEE 802.11bf / sensing protocol, or supports Sparklink / spark. Provided in the present application is a communication method. The method comprises: a management node generating first control information, wherein the first control information comprises first information, and the first information is used for indicating whether each subcarrier group among N subcarrier groups is used for transmitting first data. By means of the solution, a frequency domain resource can be indicated in a larger bandwidth, such that frequency domain resources in a plurality of bandwidths can be flexibly indicated, and frequency domain resources in a large bandwidth can be indicated.

A communication apparatus includes a first transmission unit configured to transmit a first Trigger frame conforming to the IEEE 802.11 series standard, the first Trigger frame instructing that at least one first communication apparatus participating in a wireless network performs communication by using a first time period which is at least a part of a Transmission Opportunity (TXOP) acquired by the communication apparatus, and a second transmission unit configured to transmit, in a case where communication of data to be communicated during the first time period ends, a second Trigger frame instructing that a second communication apparatus different from the first communication apparatus newly performs communication by using a second time period which is at least a part of the acquired TXOP.

The invention discloses a wireless energy transmission method and device, and is applied to the technical field of communication. The method and the device can be applied to the AMP field, such as supporting WPT, WLAN or IEEE series protocols. The method is suitable for IEEE (Institute of Electrical and Electronic Engineers) 802.11 protocols, such as IEEE 802.11 protocols related to AMP, or is suitable for other protocols of IEEE 802.11 series, such as an 802.11 a / b / g protocol, an 802.11 n protocol, an 802.11 ac protocol, an 802.11 ax protocol, an 802.11 be protocol, an 802.11 bn protocol and the like. The method comprises required indication information and an interaction process between a first AMP device and a third AMP device in a WPT establishment stage, a WPT report stage and a WPT removal stage. The specific process of interaction between the AMP devices is perfected, and the communication efficiency is improved.

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.

A communication method and device are applied to the technical field of communication. The application is applied to the AMP field, for example, WPT, WLAN or IEEE series protocols are supported. The method is suitable for IEEE (Institute of Electrical and Electronic Engineers) 802.11 protocols, such as IEEE 802.11 protocols related to AMP, or is suitable for other protocols of IEEE 802.11 series, such as an 802.11 a / b / g protocol, an 802.11 n protocol, an 802.11 ac protocol, an 802.11 ax protocol, an 802.11 be protocol, an 802.11 bn protocol and the like. The method can comprise the step that the AMP STA and the incentive STA interact respective capability information and respective parameter information. And thus, a P2P link or a WUR link is established. Through the P2P link or the WUR link and the like, the excitation STA can wake up the AMP STA or perform wireless energy transfer for the AMP STA. The interaction process between different STAs is perfected, and the communication efficiency is improved.

The invention provides a time-sensitive network test method and device, electronic equipment and a storage medium. The time-sensitive network test method comprises the following steps: generating time-sensitive network test Qbv interference test configuration, communication quality test configuration and load configuration; according to the Qbv interference test configuration, the communication quality test configuration and the load configuration, respectively executing tests to obtain a scheduling strategy test result, a communication data test result and a performance test result under abnormal traffic interference; and determining a network test result of the time-sensitive network according to the scheduling strategy test result, the communication data test result and the performance test result. The method has the beneficial effect that the reliability and the stability of the IEEE 802.1 Qbv scheduling strategy of the TSN application system are improved.

Datacenter workloads demand flexible memory architectures spanning from rack-level to pod-scale deployments. Embodiments herein disclose systems enabling CXL memory semantics over physical layers based on IEEE 802.3 PMA, facilitating memory disaggregation across datacenter fabric infrastructures. The embodiments comprise processing cores with coherent interconnects, MMUs for address translation, and memory channels supporting substantial memory capacities. Resource Provisioning Units (RPUs) translate between CXL data, optionally encapsulated, transmitted via physical layers based on IEEE 802.3 PMA, and CXL requests, enabling external entities to access memory across different physical address spaces. This architecture provides memory pooling using datacenter network infrastructure, supporting intra-rack memory sharing, inter-pod memory access, distributed AI training across datacenter resources, and elastic memory provisioning for cloud-native applications, overcoming physical layer limitations of traditional CXL implementations while maintaining protocol coherency suitable for GenAL, LLM inference, and HPC workloads.

The present patent describes methods and systems for the efficient integration and management of time-sensitive networking (TSN) networks using passive optical network (PON) components. The main focus is the creation of a harmonized interconnection between TSN networks and PON systems, optimizing the performance of time-sensitive communications. The proposed method includes the abstraction of PON links so that they function as TSN bridges, implementing advanced time synchronization and traffic scheduling systems, in accordance with standards IEEE 802.1AS (gPTP) and IEEE 802.1Qbv. The interconnection system is characterized by integrated time synchronization means, suitable processing units and network elements configured to manage quality of service (QoS). In addition, the method includes the dynamic configuration of TSN flow sessions, using a centralized network controller (CNC) for optimized management of TSN traffic and QoS in PON networks. The invention further introduces a new specific management framework for PON networks in TSN environments, ensuring efficiency and compatibility in data transmission. The invention represents a significant advance in the interoperability and performance of TSN and PON networks, offering a robust solution for time-sensitive data communications in a variety of application contexts.

In communication devices and methods configured to communicate with each other, bits of a continuous bit stream are allocated to resource units of different sizes. Various options are disclosed that differ in both implementation complexity and diversity achieved. Furthermore, exemplary implementations are provided that consider the definition of resource units of IEEE 802.11ax as a baseline and outline the operation of the bit allocation for combination of resource units of various sizes.

A node device for forming a multi-hop network is provided. The node device is configured to support one communication interface or two communication interfaces, a low speed communication interface and a high speed communication interface. The node device participates in a heterogeneous multi-hop wireless network to simultaneously deliver data packets over multipath TCP (MPTCP) paths. A MPTCP path establishment method is provided for node device to build multiple paths to a data center. An adaptive congestion control algorithm is developed for node device to control congestion on a MPTCP path based on path properties such as path length, path bandwidth and path loss. A Markov chain model is provided for IEEE 802.15.4 Non-Slotted CSMA algorithm to compute round trip time on a MPTCP path, wherein a M / M / 1 / K model is applied to compute the queuing time. Based on round trip time computed and adaptive congestion control window computed, a novel path scheduling method is provided for node device to deliver data to data center. The node device includes a transceiver configured to receive and transmit regular data and other packets in a heterogeneous wireless network, a memory configured to store computer executable programs including paths of node device, round trip times for the paths and path information for downstream nodes, and a processor configured to perform steps of the computer executable programs. The steps include building paths and controlling congestion and computing round trip time and scheduling packet transmission.

An Ethernet device includes a link test pulse (LTP) generator circuit, a hybrid circuit, a transmit (TX) circuit, a receive (RX) circuit, and a post-processing circuit. The LTP generator circuit generates an LTP signal that is compliant with an IEEE 802.3 standard. The TX circuit transmits the LTP signal to an Ethernet cable through the hybrid circuit. The RX circuit receives an RX signal from the hybrid circuit during a period in which the LTP signal is transmitted through the hybrid circuit. The post-processing circuit performs a cable diagnosis of the Ethernet cable according to the RX signal.