WO2024067043A1 - Dispositif électronique et procédé d'interaction avec des informations de détection associé, et support - Google Patents

Dispositif électronique et procédé d'interaction avec des informations de détection associé, et support Download PDF

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Publication number
WO2024067043A1
WO2024067043A1 PCT/CN2023/118041 CN2023118041W WO2024067043A1 WO 2024067043 A1 WO2024067043 A1 WO 2024067043A1 CN 2023118041 W CN2023118041 W CN 2023118041W WO 2024067043 A1 WO2024067043 A1 WO 2024067043A1
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WIPO (PCT)
Prior art keywords
electronic device
perception
data
transmission mode
measurement
Prior art date
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PCT/CN2023/118041
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English (en)
Chinese (zh)
Inventor
谌金豆
肖后飞
刘壮
王利平
杜瑞
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华为技术有限公司
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Publication of WO2024067043A1 publication Critical patent/WO2024067043A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/30—Connection release
    • H04W76/34—Selective release of ongoing connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the present application relates to the technical field of terminal devices, and in particular to an electronic device and a method and medium for interacting with perception information thereof.
  • Wireless sensing technology can use the above differences to detect the state of objects in space, for example, the state of the human body. In this way, for families with elderly people, wireless sensing technology can be used to timely detect emergency situations such as falls, shortness of breath, and respiratory arrest in the elderly.
  • Wi-Fi CSI sensing technology can be implemented between at least two Wi-Fi-enabled electronic devices, for example: as shown in FIG1 , the Wi-Fi router 100, the smart speaker 200, the smart switch 500, the smart socket 600 and the smart desk lamp 700 are arranged at different locations in the house.
  • the Wi-Fi router 100 and the above electronic devices are connected through a wireless connection (Wi-Fi network).
  • the Wi-Fi router 100 can obtain the Wi-Fi signal (sensing data) transmitted between the Wi-Fi router 100 and the smart speaker 200, and perform algorithm analysis on the Wi-Fi CSI corresponding to the Wi-Fi signal. Based on the signal change of the Wi-Fi signal, the sensing results in the space of the whole house are determined, such as: human presence detection, human posture recognition, human fall detection, intrusion detection, breathing detection and other results.
  • the sampling rate of the electronic devices greatly affects the accuracy of the perception results.
  • Different human body perceptions require different sampling rates (for example, human activity monitoring requires at least 16Hz, breathing detection 10Hz, and human fall detection 300Hz).
  • the transmission interface i.e., air interface
  • packet loss may occur when transmitting Wi-Fi signals between electronic devices or the sampling rate between electronic devices may not meet the requirements, which in turn leads to a decrease in the accuracy of the perception results.
  • the purpose of this application is to provide an electronic device and a method and medium for interacting with perception information thereof.
  • an embodiment of the present application provides a method for interacting with perception information, which is applied to a first electronic device, and the method includes:
  • the first electronic device initiates a sensing measurement with the second electronic device based on the first network transmission mode
  • a perception result between the first electronic device and the second electronic device is determined according to the perception data.
  • the first electronic device here may be a perception initiator, such as a Wi-Fi router, and the second electronic device may be a perception responder, such as a smart speaker.
  • the first network transmission mode may be a Wi-Fi communication connection.
  • the perception measurement may be a Wi-Fi perception measurement.
  • the perception data may be a Wi-Fi signal.
  • the first transmission mode and the second transmission mode represent the transmission mode of the perception data, and may include: the perception data transmitted between the first electronic device and the second electronic device, that is, the data transmission mode of the Wi-Fi signal: for example: sending data (data) or a null data packet (Null data packet, NDP) or sending data and null data packets at intervals.
  • the first transmission mode and the second transmission mode may also include: the perception data transmitted between the first electronic device and the second electronic device, that is, the data transmission parameters of the Wi-Fi signal, changing QoS EDCA and/or turning on frame protection.
  • the sampling rate here may be the frequency of transmitting the perception data between the first electronic device and the second electronic device.
  • the perception results here may include: human presence detection, human posture recognition, human fall detection, intrusion detection, and breathing detection.
  • the first electronic device and the second electronic device can periodically negotiate a transmission method of the perception data with a sampling rate that meets the requirements of the perception measurement according to the state between the first electronic device and the second electronic device (whether the sampling rate meets the sampling conditions), the capabilities of the first electronic device and the second electronic device (transmission method), and the requirements of the perception measurement.
  • the first electronic device can notify the second electronic device to adjust, such as: data transmission parameters of the perception data, data transmission method corresponding to the perception data, thereby increasing the frequency of transmitting perception data between the first electronic device and the second electronic device to meet the requirements of the perception measurement to ensure the accuracy of the perception results finally obtained.
  • the first electronic device initiates a perception measurement with the second electronic device based on the first network transmission mode, including:
  • the first electronic device establishes a communication connection with the second electronic device via a preset network
  • the first electronic device notifies the second electronic device of a perception measurement capability corresponding to the perception measurement supported by the first electronic device by broadcasting or unicasting;
  • perception measurement is initiated between the first electronic device and the second electronic device.
  • the preset network here may be a Wi-Fi network.
  • the sensing measurement capability may be a Wi-Fi sensing technology support capability.
  • the first electronic device notifies the second electronic device of a perception measurement capability corresponding to the perception measurement supported by the first electronic device by broadcasting or unicasting, including:
  • the first electronic device notifies the second electronic device of the perception measurement capability corresponding to the perception measurement supported by the first electronic device by sending a unicast Beacon frame or a broadcast Beacon frame, wherein the unicast Beacon frame or the broadcast Beacon frame includes the perception measurement capability corresponding to the perception measurement supported by the first electronic device.
  • the first electronic device may send a unicast/broadcast Beacon frame through a preset network to inform the second electronic device of the perception measurement capability corresponding to the first electronic device.
  • the second electronic device replies to the first electronic device that the second electronic device has the same perception and measurement capability as the first electronic device, including:
  • the second electronic device notifies the second electronic device to report to the first electronic device the perception measurement capability corresponding to the perception measurement supported by the second electronic device by sending a probe request frame (Probe Request), wherein the probe request frame includes the perception measurement capability corresponding to the perception measurement supported by the second electronic device.
  • Probe Request a probe request frame
  • the second electronic device can send a probe request frame (Probe Request) to the first electronic device to report the perception measurement capability of the second electronic device.
  • Probe Request a probe request frame
  • the second electronic device replies to the first electronic device that the second electronic device has the same perception and measurement capability as the first electronic device, including:
  • the second electronic device notifies the second electronic device to report to the first electronic device the perception measurement capability corresponding to the perception measurement supported by the second electronic device by sending at least one of an authentication request message frame (Authentication request) or an association request message frame (Association request), wherein the authentication request message frame or the association request message frame includes the perception measurement capability corresponding to the perception measurement supported by the second electronic device.
  • Authentication request an authentication request message frame
  • Association request an association request message frame
  • the second electronic device and the first electronic device can also be authenticated by (Authentication) process/association request message frame (Association request), determine whether the second electronic device and the first electronic device support the perception measurement capability corresponding to the perception measurement.
  • Authentication process/association request message frame (Association request)
  • controlling the second electronic device to transmit the perception data to the first electronic device based on the first transmission mode includes:
  • the first electronic device periodically sends a sensing detection to the second electronic device;
  • the second electronic device replies to the first electronic device with the channel occupancy rate or interference channel occupancy rate of the second electronic device in a first period, and the sampling rate of the sensing data in a second period, wherein the second period includes a period next to the first period;
  • the first electronic device sends the first transmission mode to the second electronic device according to the channel occupancy rate or interference channel occupancy rate of the second electronic device in the first period and the data flow and the sampling rate of the perception measurement in the second period.
  • the perception detection here can be that after the first electronic device and the second electronic device enter the stage of perception measurement, at the end of a perception measurement cycle (first cycle), the first electronic device initiates a perception detection update to the second electronic device by means of a unicast Beacon; the second electronic device can report the current channel occupancy rate (including but not limited to the interference channel occupancy rate) and the data traffic of the next perception measurement cycle (second cycle) to the first electronic device.
  • the sampling rate meets the sampling conditions, the first electronic device notifies the second electronic device of the sampling rate required for the perception measurement of the next perception measurement cycle and the transmission method of the perception data (first transmission method).
  • controlling the second electronic device to transmit the perception data through the second transmission mode includes:
  • the second electronic device replies to the first electronic device with the channel occupancy rate or interference channel occupancy rate of the second electronic device in the second period, and the sampling rate of the sensing data in the third period, wherein the third period includes the next period of the second period;
  • the first electronic device When the sampling rate of the perception data in the third period is less than the sampling rate of the perception measurement, the first electronic device sends the second transmission mode to the second electronic device.
  • the first electronic device initiates a perception detection update to the second electronic device by means of a unicast Beacon; the second electronic device can report the current channel occupancy (including but not limited to the interference channel occupancy) and the data traffic of the next perception measurement cycle (third cycle) to the first electronic device.
  • the sampling rate does not meet the sampling conditions, the first electronic device notifies the second electronic device of the sampling rate required for the perception measurement of the next perception measurement cycle and the transmission method of the perception data (second transmission method).
  • the first transmission mode and the second transmission mode include data transmission modes and data transmission parameters corresponding to the perception data.
  • the data transmission mode includes: sending at least one of a data packet, sending an empty data packet, and alternately sending a data packet and an empty data packet.
  • sending a data packet, sending a null data packet, and sending a data packet and a null data packet alternately may include: sending only data (data), only a null data packet (Null data packet, NDP), and sending data and a null data packet at intervals through a preset network.
  • data transmission parameters include: changing QoS EDCA and/or enabling frame protection.
  • enabling frame protection includes: switching between RTS/CTS frames or using CTS to Self frames or switching between CTS to Self frames and RTS/CTS frames.
  • an embodiment of the present application provides a method for interacting with perception information, which is applied to a second electronic device, and the method includes:
  • the second electronic device receives the perception measurement request of the first electronic device based on the first network transmission mode, and starts the perception measurement between the second electronic device and the first electronic device;
  • the second electronic device transmits the perception data by the second transmission mode
  • a perception result between the first electronic device and the second electronic device is determined according to the perception data.
  • the second electronic device can periodically receive perception detection (whether the sampling rate meets the sampling conditions) from the first electronic device, and the second electronic device replies to the first electronic device with its own capabilities (transmission method), and according to the requirements of the perception measurement, negotiates with the first electronic device on the transmission method of the perception data with the sampling rate that meets the requirements of the perception measurement.
  • the second electronic device receives the perception measurement request of the first electronic device based on the first network transmission mode, and starts the perception measurement with the first electronic device, including:
  • the second electronic device establishes a communication connection with the first electronic device via a preset network
  • the second electronic device receives the perception measurement capability corresponding to the perception measurement supported by the first electronic device by broadcasting or unicasting;
  • perception measurement is initiated between the second electronic device and the first electronic device.
  • the second electronic device reports to the first electronic device the perception measurement capability supported by the second electronic device and corresponding to the perception measurement, and starts the perception measurement with the first electronic device.
  • transmitting the perception data to the first electronic device based on the first transmission mode includes:
  • the second electronic device During the process of performing a sensing measurement between the first electronic device and the second electronic device, the second electronic device periodically receives a sensing detection sent by the first electronic device;
  • the second electronic device replies to the first electronic device with the channel occupancy rate or interference channel occupancy rate of the second electronic device in the first cycle and the sampling rate of the sensing data in the second cycle, wherein the second cycle includes the next cycle of the first cycle;
  • the second electronic device receives the first transmission mode sent by the first electronic device.
  • the second electronic device receives a perception detection update initiated by the first electronic device; the second electronic device can report the current channel occupancy (including but not limited to the interference channel occupancy) and the data flow of the next perception measurement cycle (second cycle) to the first electronic device.
  • the second electronic device uses the sampling rate required for the perception measurement of the next perception measurement cycle and the transmission method of the perception data (first transmission method).
  • the second electronic device when a sampling rate of the perception data transmitted in the first transmission mode does not meet a sampling condition, transmits the perception data in the second transmission mode, including:
  • the second electronic device replies to the first electronic device with the channel occupancy rate or interference channel occupancy rate of the second electronic device in the second period, and the sampling rate of the sensing data in the third period, wherein the third period includes the next period of the second period;
  • the second electronic device receives the second transmission mode sent by the first electronic device.
  • the second electronic device receives a perception detection update from the first electronic device; the second electronic device can report the current channel occupancy (including but not limited to the interference channel occupancy) and the data flow of the next perception measurement cycle (third cycle) to the first electronic device.
  • the second electronic device adjusts the sampling rate required for the perception measurement of the next perception measurement cycle and the transmission method of the perception data (second transmission method).
  • an electronic device characterized in that it includes:
  • a memory for storing instructions to be executed by one or more processors of the electronic device
  • the processor is one of the processors of the electronic device, and is used to execute instructions of the perception information interaction method of the first aspect or the second aspect.
  • an embodiment of the present application provides a readable medium, characterized in that instructions are stored on the readable medium, and when the instructions are executed on an electronic device, the electronic device executes the perception information interaction method of the first aspect or the second aspect.
  • an embodiment of the present application provides a computer program product, characterized in that it includes: a non-volatile computer-readable storage medium, the non-volatile computer-readable storage medium contains a computer program code for executing the perceptual information interaction method of the first aspect or the second aspect.
  • FIG1 is a schematic diagram of a scenario of performing sensing measurement between electronic devices at different locations in a house provided by an embodiment of the present application;
  • FIG2 is a schematic diagram of a scenario of transmitting WI-FI signals between WI-FI routers and smart speakers arranged throughout a house, provided by an embodiment of the present application;
  • FIG3 is a schematic diagram of the structure of an electronic device provided in an embodiment of the present application.
  • FIG4 is a schematic diagram of a software system architecture of an electronic device provided in an embodiment of the present application.
  • FIG5 is a schematic diagram of a flow chart of a method for interacting with perception information provided in an embodiment of the present application
  • 6a to 6c are schematic diagrams of a process for interacting between a Wi-Fi router and a smart speaker regarding their respective sensing technology support capabilities according to an embodiment of the present application;
  • FIG. 7 is a schematic diagram of a process of initiating a perception detection preparation between a Wi-Fi router and a smart speaker 200 provided in an embodiment of the present application;
  • FIG8 is a schematic diagram of a process of initiating a perception detection update between a Wi-Fi router and a smart speaker 200 provided in an embodiment of the present application;
  • 9a to 9c are schematic diagrams of a process of transmitting Wi-Fi signals between a Wi-Fi router and a smart speaker provided in an embodiment of the present application;
  • FIG10 is a schematic diagram of a scenario of performing sensing measurement between electronic devices at different locations in a house provided by an embodiment of the present application;
  • FIG. 11 is a schematic diagram of the structure of an electronic device provided in an embodiment of the present application.
  • first and second are used for descriptive purposes only and are not to be understood as suggesting or implying relative importance or implicitly indicating the number of the indicated technical features.
  • a feature defined as “first” or “second” may explicitly or implicitly include one or more of the features, and in the description of the embodiments of the present application, unless otherwise specified, "plurality” means two or more.
  • FIG. 2 exemplarily shows a scenario diagram of transmitting WI-FI signals between WI-FI routers 100 and smart speakers 200 provided in the whole house according to an embodiment of the present application.
  • the Wi-Fi router 100 can send a ping packet with a fixed rate (i.e., a fixed sampling rate) to the smart speaker 200 through the Wi-Fi network.
  • a fixed rate i.e., a fixed sampling rate
  • the smart speaker 200 replies with a ping packet to the Wi-Fi router 100, thereby realizing the Wi-Fi signal transmission between the Wi-Fi router 100 and the smart speaker 200.
  • the Wi-Fi router 100 can obtain and calculate and analyze the Wi-Fi CSI of the Wi-Fi signal sent by the smart speaker 200 received by the Wi-Fi router 100 to determine the perception result.
  • the Wi-Fi router 100 can also notify the mobile phone 400 in communication connection with the Wi-Fi router 100 of the perception result in real time to remind the user. It is understandable that the Wi-Fi router 100 can also send the Wi-Fi CSI of the Wi-Fi signal to the computer or server, and the computer or server calculates and analyzes the Wi-Fi CSI of the Wi-Fi signal to determine the perception result.
  • the Wi-Fi router 100 and the smart speaker 200 may also initiate data interaction through the Wi-Fi network, that is, the Wi-Fi router 100 sends a unicast frame to the smart speaker 200, and the smart speaker 200 replies with an ACK frame (Acknowledgement) or a BA frame (Block Acknowledgement) to the Wi-Fi router 100 after receiving the unicast frame.
  • the Wi-Fi router 100 may calculate and analyze the Wi-Fi CSI of the Wi-Fi signal contained in the ACK frame or BA frame replied by the smart speaker 200 and received by the Wi-Fi router 100 to determine the perception result.
  • the Wi-Fi router 100 shown in FIG. 2 can be called a perception initiator, and the smart speaker 200 can be called a perception responder.
  • the perception initiator communicates with the perception responder through a Wi-Fi network to determine the perception technology support capability (such as Wi-Fi perception technology support capability) supported by the perception responder.
  • the perception initiator transmits a Wi-Fi signal to the perception responder, and the perception initiator receives the Wi-Fi signal (message) from the perception responder, and obtains the CSI information in the Wi-Fi signal between the perception responder and the perception responder.
  • the perception initiator and the perception responder here can both have a Wi-Fi function, a Wi-Fi CSI perception function, and a Wi-Fi CSI data processing function. That is, the smart speaker 200 shown in FIG. 2 can also be used as a perception initiator.
  • the Wi-Fi router 100 when the Wi-Fi router 100 is used as a perception initiator, the Wi-Fi router 100 can calculate and analyze the CSI information in the acquired Wi-Fi signal to determine the perception result.
  • the Wi-Fi signal will be lost or the sampling rate will not meet the requirements.
  • the transmission interface i.e., air interface
  • an embodiment of the present application provides a method for intercommunication of perception information between electronic devices.
  • this method taking Wi-Fi perception as an example, multiple electronic devices are connected through Wi-Fi network communication, and after the supported Wi-Fi perception technology support capabilities are determined between the perception initiator and the perception responder in the multiple electronic devices, Wi-Fi signals are transmitted between the perception initiator and the perception responder, and the perception information here can be a Wi-Fi signal.
  • a perception measurement cycle is set for the Wi-Fi perception measurement between the perception initiator and the perception responder.
  • the perception initiator and the perception responder can exchange information required for Wi-Fi perception measurement, including: the perception responder reports the current channel occupancy (including but not limited to the interference channel occupancy) and other information such as the data flow that the perception responder can achieve in the next perception measurement cycle (or the current perception measurement cycle) to the perception initiator.
  • the perception initiator can notify the perception responder to adjust the transmission mode of the Wi-Fi signal according to the sampling rate required by Wi-Fi perception and the channel occupancy (including but not limited to the interference channel occupancy) and data flow of the perception initiator, including: data transmission parameters and data transmission mode. In this way, the perception initiator and the perception responder can perform perception measurement based on the adjusted Wi-Fi signal transmission mode to obtain the perception result.
  • Adjusting the transmission mode of the Wi-Fi signal includes: adjusting the configuration mode of the Wi-Fi signal, the mode of sending data corresponding to the Wi-Fi signal, and increasing the frequency of Wi-Fi signal transmission between the perception initiator and the perception responder. In this way, the frequency of Wi-Fi signal transmission between the perception initiator and the perception responder can meet the sampling rate required by Wi-Fi perception.
  • the perception initiator and the perception responder can periodically negotiate to meet the requirements of Wi-Fi perception based on the state of the transmission interface (i.e., air interface) between the perception initiator and the perception responder, the capabilities of the perception initiator and the perception responder, and the Wi-Fi perception.
  • the transmission method of Wi-Fi signals with the sampling rate required by Wi-Fi sensing.
  • the sensing initiator can notify the sensing responder to adjust such as: the configuration method of Wi-Fi signals, the method of sending data corresponding to Wi-Fi signals, and then increase the frequency of Wi-Fi signals transmitted between the sensing initiator and the sensing responder to meet the requirements of Wi-Fi sensing to ensure the accuracy of the sensing results finally obtained.
  • the perception information interaction method of the embodiment of the present application can also be implemented by using the electronic devices supporting Wi-Fi networks that can be seen everywhere in the smart home as the collection entrance of the perception technology support capabilities of the whole house, and centrally collecting the perception capability information of all electronic devices supporting Wi-Fi networks, that is, the perception capability information of all kinds of electronic devices in the whole house.
  • the perception capability information can also include but is not limited to: millimeter wave, ultrasonic wave, ultra-wideband (Ultra Wide Band, UWB), etc.
  • the electronic device 100 involved in implementing the method provided in the embodiment of the present application is first introduced below.
  • the electronic device 100 here can be a perception initiator or a perception responder.
  • the electronic device 100 can be a mobile phone, a tablet computer, a personal digital assistant (PDA), a Wi-Fi router, a smart speaker, a smart socket, a smart switch and other smart home devices that support Wi-Fi networks.
  • PDA personal digital assistant
  • Wi-Fi router a smart speaker
  • smart socket a smart switch and other smart home devices that support Wi-Fi networks.
  • the embodiment of the present application does not impose any restrictions on the specific type of electronic device.
  • the electronic device 100 may include: a processor 110, an external memory interface 120, an internal memory 121, a universal serial bus (USB) interface 130, a charging management module 140, a power management module 141, a battery 142, an antenna 1, an antenna 2, a mobile communication module 150, a wireless communication module 160, an audio module 170, a speaker 170A, a receiver 170B, a microphone 170C, an earphone interface 170D, a sensor module 180, a button 190, a motor 191, an indicator 192, a camera 193, a display screen 194, and a subscriber identification module (SIM) card interface 195, etc.
  • SIM subscriber identification module
  • the above-mentioned sensor module 180 may include sensors such as a pressure sensor, a gyroscope sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a distance sensor, a proximity light sensor, a fingerprint sensor, a temperature sensor, a touch sensor and an ambient light sensor.
  • sensors such as a pressure sensor, a gyroscope sensor, an air pressure sensor, a magnetic sensor, an acceleration sensor, a distance sensor, a proximity light sensor, a fingerprint sensor, a temperature sensor, a touch sensor and an ambient light sensor.
  • the structure illustrated in this embodiment does not constitute a specific limitation on the electronic device.
  • the electronic device may include more or fewer components than shown in the figure, or combine some components, or split some components, or arrange the components differently.
  • the components shown in the figure may be implemented in hardware, software, or a combination of software and hardware.
  • the processor 110 may include one or more processing units, for example, the processor 110 may include an application processor (AP), a modem processor, a graphics processor (GPU), an image signal processor (ISP), a controller, a memory, a video codec, a digital signal processor (DSP), a baseband processor, and/or a neural-network processing unit (NPU), etc.
  • AP application processor
  • GPU graphics processor
  • ISP image signal processor
  • controller a memory
  • video codec a digital signal processor
  • DSP digital signal processor
  • NPU neural-network processing unit
  • Different processing units may be independent devices or integrated in one or more processors.
  • the processor 110 may also be provided with a memory for storing instructions and data.
  • the memory in the processor 110 is a cache memory.
  • the memory may store instructions or data that the processor 110 has just used or cyclically used. If the processor 110 needs to use the instruction or data again, it may be directly called from the memory. This avoids repeated access, reduces the waiting time of the processor 110, and thus improves the efficiency of the system.
  • the processor 110 may include one or more interfaces.
  • the interface may include an inter-integrated circuit (I2C) interface, an inter-integrated circuit sound (I2S) interface, a pulse code modulation (PCM) interface, a universal asynchronous receiver/transmitter (UART) interface, a mobile industry processor interface (MIPI), a general-purpose input/output (GPIO) interface, a subscriber identity module (SIM) interface, and/or a universal serial bus (USB) interface, etc.
  • I2C inter-integrated circuit
  • I2S inter-integrated circuit sound
  • PCM pulse code modulation
  • UART universal asynchronous receiver/transmitter
  • MIPI mobile industry processor interface
  • GPIO general-purpose input/output
  • SIM subscriber identity module
  • USB universal serial bus
  • the interface connection relationship between the modules shown in this embodiment is only a schematic illustration and does not constitute a structural limitation on the electronic device.
  • the electronic device may also use different interface connections in the above embodiments. Connection method, or a combination of multiple interface connection methods.
  • the electronic device implements the display function through a GPU, a display screen 194, and an application processor.
  • the GPU is a microprocessor for image processing, which connects the display screen 194 and the application processor.
  • the GPU is used to perform mathematical and geometric calculations for graphics rendering.
  • the processor 110 may include one or more GPUs that execute program instructions to generate or change display information.
  • the display screen 194 is used to display images, videos, etc.
  • the display screen 194 includes a display panel.
  • the electronic device can realize the shooting function through ISP, camera 193, video codec, GPU, display screen 194 and application processor.
  • ISP is used to process the data fed back by camera 193.
  • Camera 193 is used to capture static images or videos.
  • the electronic device may include 1 or N cameras 193, where N is a positive integer greater than 1.
  • the external memory interface 120 can be used to connect an external memory card, such as a Micro SD card, to expand the storage capacity of the electronic device.
  • the external memory card communicates with the processor 110 through the external memory interface 120 to implement a data storage function. For example, files such as music and videos can be saved in the external memory card.
  • the internal memory 121 may be used to store computer executable program codes, which include instructions.
  • the processor 110 executes various functional applications and data processing of the electronic device by running the instructions stored in the internal memory 121.
  • the processor 110 may execute the instructions stored in the internal memory 121, and the internal memory 121 may include a program storage area and a data storage area.
  • the program storage area may store an operating system, an application required for at least one function (such as a sound playback function, an image playback function, etc.), etc.
  • the data storage area may store data created during the use of the electronic device (such as audio data, a phone book, etc.), etc.
  • the internal memory 121 may include a high-speed random access memory, and may also include a non-volatile memory, such as at least one disk storage device, a flash memory device, a universal flash storage (UFS), etc.
  • the structures illustrated in the embodiments of the present application do not constitute specific limitations on the electronic device.
  • the electronic device may include more or fewer components than shown in the figure, or combine certain components, or split certain components, or arrange the components differently.
  • the illustrated components may be implemented in hardware, software, or a combination of software and hardware.
  • FIG. 4 is a software structure block diagram of the electronic device 100 according to an embodiment of the present invention.
  • the layered architecture divides the software into several layers, each with clear roles and division of labor.
  • the layers communicate with each other through software interfaces.
  • the Android system is divided into four layers, from top to bottom: the application layer, the application framework layer, the Android runtime and system library, and the kernel layer.
  • the application layer can include a series of application packages.
  • the application layer may include shopping applications, video applications, and the like.
  • the application framework layer may include: a window system, a layout system and a view system, wherein the window system may be used to manage the windows that have been opened on the electronic device 100; the layout system and the view system may be used to manage the operating mode of the user interface in the window.
  • a user may set up an application, and the electronic device generates an event through the application package in response to the user's settings.
  • the system library can include multiple functional modules. For example: surface manager, media library, 3D graphics processing library (for example: OpenGL ES), 2D graphics engine (for example: SGL), etc.
  • the kernel layer is the layer between hardware and software.
  • the kernel layer contains at least display driver, camera driver, audio driver, and sensor driver.
  • the method shown in FIG5 can be implemented by the processor of the Wi-Fi router 100 shown in FIG2 executing relevant instructions, wherein the Wi-Fi router 100 can be a perception initiator, the smart speaker 200 can be a perception responder, and the Wi-Fi router 100 and the smart speaker 200 implement Wi-Fi perception through a Wi-Fi network.
  • the method shown in FIG5 includes:
  • S501 Initiate a request for Wi-Fi communication connection to the smart speaker 200.
  • the smart speaker 200 can turn on the Wi-Fi function and send a request to establish a Wi-Fi communication connection to the Wi-Fi router 100 through the Wi-Fi network provided by the Wi-Fi router 100.
  • S502 Determine whether the smart speaker 200 has the ability to support Wi-Fi sensing technology.
  • the smart speaker 200 establishes a Wi-Fi communication with the Wi-Fi router 100 through the Wi-Fi network. After the signal connection, the smart speaker 200 and the Wi-Fi router 100 can realize the interaction of the Wi-Fi awareness technology support capability between the smart speaker 200 and the Wi-Fi router 100 through the signaling request response supported by the Wi-Fi network, that is, determine whether the smart speaker 200 and the Wi-Fi router 100 both support the Wi-Fi awareness technology support capability.
  • step S503 is executed, and the Wi-Fi awareness service is started between the smart speaker 200 and the Wi-Fi router 100, that is, data interaction is realized; otherwise, it continues to return to step S502, and the Wi-Fi router 100 continues to detect electronic devices that support the Wi-Fi awareness technology support capability.
  • the process of the Wi-Fi router 100 determining whether the smart speaker 200 supports the Wi-Fi sensing technology support capability can be shown in Figure 6a, including: the Wi-Fi router 100 informs the Wi-Fi router 100 that it supports the Wi-Fi sensing technology support capability through broadcasting, and after the smart speaker 200 receives the broadcast, it reports to the Wi-Fi router 100 that the smart speaker 200 supports the Wi-Fi sensing technology support capability, and the Wi-Fi router 100 returns confirmation information to the smart speaker 200.
  • the Wi-Fi router 100 can also broadcast the information of the Wi-Fi awareness technology support capability corresponding to the Wi-Fi router 100 to the smart speaker 200 by sending a unicast Beacon frame.
  • the unicast Beacon frame here can be a periodic frame defined in the 802.11 standard commonly used in wireless local area networks.
  • the Beacon frame sends a Beacon signal to the outside world through the Wi-Fi network at regular intervals.
  • the unicast Beacon frame sent by the Wi-Fi router 100 can carry the awareness technology support information of the Wi-Fi router 100, that is, the Wi-Fi awareness technology support capability.
  • the smart speaker 200 may send a probe request frame (Probe Request) to the Wi-Fi router 100 to report the perception technology capability support information of the smart speaker 200, that is, the Probe Request sent by the smart speaker 200 can carry the perception technology capability support information of the smart speaker 200, that is, the Wi-Fi perception technology support capability.
  • the Wi-Fi router 100 receives the probe request frame, it will respond with a probe response (Probe Response).
  • the Wi-Fi router 100 determines that the smart speaker 200 supports the Wi-Fi perception technology support capability through the probe response (Probe Response).
  • the probe request frame may include a data structure as shown in Table 1, which is used to store the perception technology capability support information.
  • Table 1 shows a field (data structure) suitable for carrying sensing technology capability support information, sensing data corresponding to sensing measurement, and parameters for setting the data transmission method for Probe Request/Probe Response supported by Wi-Fi networks.
  • Element ID shown in Table 1 indicates the serial number of the data structure, Length indicates the length of data that can be stored in the data structure, and OUI indicates a unique identifier.
  • Air Sensing indicates the name of the data structure, that is, it indicates user perception measurement.
  • Sensing Ability indicates the sensing technology capability support information, and the value of Sensing Ability can be represented by 0 to 9, for example: 0 indicates Wi-Fi, 1 indicates millimeter wave, and so on.
  • the Probe Request/Probe Response here is used for periodically detecting whether the Wi-Fi network is in connection status between the Wi-Fi router 100 and the smart speaker 200 after the Wi-Fi router 100 and the smart speaker 200 have successfully connected to the Wi-Fi network.
  • S503 Establish a Wi-Fi communication connection with the smart speaker 200.
  • the Wi-Fi router 100 After the Wi-Fi router 100 confirms the request sent by the smart speaker 200, the Wi-Fi router 100 establishes a Wi-Fi communication connection. In the process of establishing a Wi-Fi communication connection between the Wi-Fi router 100 and the smart speaker 200, the Wi-Fi router 100 and the smart speaker 200 can determine that they have the Wi-Fi awareness technology support capability in step S502.
  • S504 Start Wi-Fi awareness measurement between the smart speaker 200.
  • the smart speaker 200 may receive a Wi-Fi awareness measurement request sent by the Wi-Fi router 100 and start a Wi-Fi awareness measurement between the Wi-Fi router 100 and the smart speaker 200.
  • the Wi-Fi router 100 can determine the transmission mode of the Wi-Fi signal between the Wi-Fi router 100 and the smart speaker 200 through the perception detection preparation.
  • the perception detection preparation here is used to perceive the information required for the exchange of Wi-Fi perception measurement between the initiator and the perception responder.
  • the Wi-Fi perception measurement can be initiated between the Wi-Fi router 100 and the smart speaker 200, that is, the smart speaker 200 sends a Wi-Fi signal to the Wi-Fi router 100, and the frequency at which the smart speaker 200 sends the Wi-Fi signal to the Wi-Fi router 100 is the sampling rate of the Wi-Fi signal.
  • the process of performing perception detection preparation between the Wi-Fi router 100 and the smart speaker 200 may be as shown in FIG. 7, including: the Wi-Fi router 100 initiates perception detection preparation to the smart speaker 200 by unicasting Beacon, where the perception detection preparation is used to obtain channel occupancy (including but not limited to interference channel occupancy), data flow and other information corresponding to the Wi-Fi perception measurement supported by the smart speaker 200; the smart speaker 200 may report the current channel occupancy (including but not limited to interference channel occupancy) and the data flow of the next perception measurement cycle to the Wi-Fi router 100.
  • the Wi-Fi router 100 initiates perception detection preparation to the smart speaker 200 by unicasting Beacon, where the perception detection preparation is used to obtain channel occupancy (including but not limited to interference channel occupancy), data flow and other information corresponding to the Wi-Fi perception measurement supported by the smart speaker 200
  • the smart speaker 200 may report the current channel occupancy (including but not limited to interference channel occupancy) and the data flow of the next perception measurement cycle to the Wi-Fi router 100.
  • the Wi-Fi router 100 may notify the smart speaker 200 of the sampling rate required for the Wi-Fi sensing measurement of the next sensing measurement cycle, and change the QoS EDCA and/or enable frame protection and other configuration methods, i.e., the data transmission parameters of the Wi-Fi signal.
  • the frame protection here may include: enabling RTS/CTS, i.e., switching between RTS frames and CTS frames, using CTS to Self frames, or switching between CTS to Self frames and RTS/CTS frames.
  • Changing QoS EDCA here may be changing the QoS type to increase the priority of the Wi-Fi signal transmission, i.e., increasing the chance of the Wi-Fi signal transmitted between the smart speaker 200 and the Wi-Fi router 100 to seize the channel.
  • the duration of the sensing measurement cycle here may be 10 seconds. It can be understood that the above 10 seconds is an implementation method in the embodiment of the present application and does not constitute a limitation on the embodiment of the present application. In some embodiments, the duration of the sensing measurement cycle may also adopt other values.
  • the Wi-Fi router 100 can notify the smart speaker 200 of the sampling rate required for the Wi-Fi perception measurement in the next perception measurement cycle based on the reported current channel occupancy rate and the data traffic of the next perception measurement cycle.
  • the smart speaker 200 can determine to use configuration methods such as changing QoS EDCA and/or enabling frame protection based on the received sampling rate required for the Wi-Fi perception measurement in the next perception measurement cycle.
  • the frame protection here can include: enabling RTS/CTS, that is, switching between RTS frames and CTS frames, using CTS to Self frames, or switching between CTS to Self frames and RTS/CTS frames.
  • the smart speaker 200 can report to the Wi-Fi router 100 the current channel occupancy (including but not limited to the interference channel occupancy rate) and the smart speaker 200 is ready to send a Wi-Fi signal to the Wi-Fi router 100, that is, send data traffic, that is, the frequency (sampling rate) of transmitting Wi-Fi signals between the smart speaker 200 and the Wi-Fi router 100.
  • the current channel occupancy including but not limited to the interference channel occupancy rate
  • the smart speaker 200 is ready to send a Wi-Fi signal to the Wi-Fi router 100, that is, send data traffic, that is, the frequency (sampling rate) of transmitting Wi-Fi signals between the smart speaker 200 and the Wi-Fi router 100.
  • the Wi-Fi router 100 can inform the smart speaker 200 of the next perception measurement cycle, the sampling rate required for Wi-Fi perception measurement, and change the configuration methods such as QoS EDCA and/or enabling frame protection according to the needs of Wi-Fi perception measurement.
  • the frame protection here may include: enabling RTS/CTS, that is, switching between RTS frames and CTS frames, using CTS to Self frames, or switching between CTS to Self frames and RTS/CTS frames.
  • the channel occupancy rate reported by the smart speaker 200 to the Wi-Fi router 100 may be 20%, and the smart speaker 200 may transmit Wi-Fi signals to the Wi-Fi router 100 at a sampling rate of 30 Hz. If the Wi-Fi perception measurement between the Wi-Fi router 100 and the smart speaker 200 involves human activity monitoring, and human activity monitoring requires a sampling rate of at least 16 Hz, the Wi-Fi router 100 may inform the smart speaker 200 that in the next perception measurement cycle, the sampling rate required for the Wi-Fi perception measurement needs to be 16 Hz. For the sampling rate of 30 Hz reported by the smart speaker 200 to the Wi-Fi router 100, the Wi-Fi router 100 may instruct the smart speaker 200 to adjust the transmission method of the Wi-Fi signal without adjusting the method.
  • Channel utilization indicates channel utilization (including but not limited to interference channel occupancy), that is, the state of the transmission interface of the smart speaker 200 as the sensing response end.
  • the channel utilization here indicates the proportion of the transmission interface (air interface) occupied by the (sensing response end).
  • the interference channel occupancy indicates the proportion of the channel occupied by the interference device on the same channel in the transmission interface (air interface).
  • Sensing report indicates periodic traffic, Traffic represents the traffic demand of the smart speaker 200 as the perception response end in each perception measurement cycle.
  • Sampling rate represents the sampling rate, which is the frequency of the Wi-Fi signal transmitted between the smart speaker 200 as the perception response end and the smart speaker 200 as the perception response end.
  • RTS/CTS enable in Table 1 is used to enable the RTS and CTS frame interaction functions, where the RTS frame represents a request to send (RTS) and the CTS frame represents a clear to send (CTS).
  • QoS AC represents the transmission method of the Wi-Fi signal between the smart speaker 200 as the perception responder and the Wi-Fi router 100 as the perception initiator in each perception measurement cycle.
  • the channel utilization rate including but not limited to the interference channel occupancy rate
  • the transmission interface (air interface) between the smart speaker 200 and the Wi-Fi router 100 is greater than the preset threshold, it means that the transmission interface (air interface) has more interference or the utilization rate of the transmission interface (air interface) is higher.
  • the QoS type may be specified to be converted from the BE (Best effort) type to the VO (voice) or VI (video) type, that is, the QoS EDCA is changed to increase the chance of the Wi-Fi signal transmitted between the smart speaker 200 and the Wi-Fi router 100 to seize the corresponding channel, that is, to increase the sampling rate of the Wi-Fi signal transmitted between the smart speaker 200 and the Wi-Fi router 100.
  • the smart speaker 200 may also enable frame protection, for example, enabling RTS/CTS frame interaction to avoid conflicts caused by interference.
  • the smart speaker 200 may also increase the sampling rate of the Wi-Fi signal by replacing the RTS/CTS frame interaction with the CTS to Self frame or switching between the CTS to Self frame and the RTS/CTS frame.
  • the CTS to Self frame here may be a CTS-to-self protection mechanism for occupying the channel.
  • S505 According to the sampling rate required for the Wi-Fi perception measurement between the smart speaker 200, adjust the transmission method of the Wi-Fi signal corresponding to the Wi-Fi perception measurement.
  • the Wi-Fi router 100 and the smart speaker 200 can update the sampling rate required for the interactive Wi-Fi perception measurement through perception detection, so that the Wi-Fi router 100 and the smart speaker 200 can adaptively adjust the transmission mode of the Wi-Fi signal to meet the needs of the Wi-Fi perception measurement.
  • the transmission mode of the Wi-Fi signal here may include a data transmission mode and data transmission parameters.
  • the process of adjusting the Wi-Fi perception measurement between the Wi-Fi router 100 and the smart speaker 200 may be shown in FIG8 , including: at the end of a perception measurement cycle, the Wi-Fi router 100 initiates a perception detection update to the smart speaker 200 by means of a unicast Beacon; the smart speaker 200 may report the current channel occupancy (including but not limited to the interference channel occupancy) and other information such as the data flow of the next perception measurement cycle to the Wi-Fi router 100; the Wi-Fi router 100 may notify the smart speaker 200 of the sampling rate required for the Wi-Fi perception measurement of the next perception measurement cycle based on the reported current channel occupancy and the data flow of the next perception measurement cycle, as well as change the configuration methods such as QoS EDCA and/or enable frame protection.
  • the frame protection here may include: enabling RTS/CTS, that is, switching between RTS frames and CTS frames, using CTS to Self frames, or switching between CTS to Self frames and RTS/CTS frames.
  • the smart speaker 200 can report the Wi-Fi perception measurement information to the Wi-Fi router 100, and the Wi-Fi router 100 notifies the smart speaker 200 of the Wi-Fi perception measurement information in the next perception measurement cycle based on the reported Wi-Fi perception measurement information, such as: the sampling rate of the Wi-Fi perception measurement, the data transmission mode of the Wi-Fi signal, and whether to adopt configuration modes such as changing QoS EDCA and/or turning on frame protection.
  • the smart speaker 200 can adjust the data transmission mode of the Wi-Fi signal between the smart speaker 200 and the Wi-Fi router 100 according to the configuration modes such as changing QoS EDCA and/or turning on frame protection, until the sampling rate of the Wi-Fi perception measurement meets the requirements of the Wi-Fi perception measurement.
  • the frame protection here may include: turning on RTS/CTS, that is, switching between RTS frames and CTS frames, using CTS to Self frames, or switching between CTS to Self frames and RTS/CTS frames.
  • the channel occupancy reported by the smart speaker 200 to the Wi-Fi router 100 may be 70%, and the smart speaker 200 may transmit Wi-Fi signals to the Wi-Fi router 100 at a sampling rate of 30 Hz. If the Wi-Fi perception measurement between the Wi-Fi router 100 and the smart speaker 200 involves human fall detection, corresponding to human activity monitoring, at least 300Hz is required, indicating that the smart speaker 200 needs to increase the frequency of transmitting Wi-Fi signals, that is, increase the sampling rate of Wi-Fi signals.
  • the Wi-Fi router 100 can inform the smart speaker 200 that the sampling rate required for Wi-Fi perception measurement in the next perception measurement cycle needs to be 300Hz, and the sampling rate of Wi-Fi perception measurement in the next perception measurement cycle can be increased by changing QoS EDCA and/or turning on frame protection, for example: setting RTS/CTS to CTS and/or setting QoS EDCA to VI or VO.
  • the smart speaker 200 may adjust the data transmission mode of the Wi-Fi signal between the smart speaker 200 and the Wi-Fi router 100 as shown in FIG. 9a, including: when the traffic of the smart speaker 200 itself is large, that is, the data traffic between the smart speaker 200 and the Wi-Fi router 100 is large, it means that the smart speaker 200 and the Wi-Fi router 100 can realize Wi-Fi perception measurement through the data transmission mode of the Wi-Fi signal for transmitting data, that is, the data traffic between the smart speaker 200 and the Wi-Fi router 100 can meet the sampling requirements. In the next perception measurement cycle, the smart speaker 200 and the Wi-Fi router 100 still realize Wi-Fi perception measurement by sending data through the Wi-Fi network.
  • the Wi-Fi router 100 can determine the multipath effect, environmental attenuation, distortion and other signal changes experienced by the Wi-Fi signal during the propagation process based on the Wi-Fi CSI corresponding to the Wi-Fi signal transmitted between the smart speaker 200 and perform algorithm analysis, and based on these signal changes, determine the perception results in the space of the entire house, such as: human presence detection, human posture recognition, human fall detection, intrusion detection, breathing detection, etc.
  • Wi-Fi router 100 may also be used to analyze the Wi-Fi CSI corresponding to the Wi-Fi signal and obtain perception results corresponding to the perception measurement through algorithm analysis.
  • a computer such as a tablet computer, or a server
  • the smart speaker 200 and the Wi-Fi router 100 can transmit the Wi-Fi signal between the smart speaker 200 and the Wi-Fi router 100 in a hybrid transmission mode according to the data traffic requirement of the smart speaker 200 and the sampling rate requirement of the Wi-Fi perception measurement.
  • FIG9b shows a schematic diagram of transmitting the Wi-Fi signal between the smart speaker 200 and the Wi-Fi router 100 in a hybrid transmission mode.
  • the hybrid transmission mode here may include: the smart speaker 200 transmits the Wi-Fi signal by sending data (data) and null data packets (NDP) to the Wi-Fi router 100 at intervals.
  • the Wi-Fi signal is transmitted between the smart speaker 200 and the Wi-Fi router 100 by means of a full empty data packet. In other words, sending an empty data packet between the smart speaker 200 and the Wi-Fi router 100 meets the sampling rate requirement of the Wi-Fi perception measurement.
  • FIG6a shows a flow chart of the interaction of the sensing technology support capabilities between the Wi-Fi router 100 and the smart speaker 200 in step S502 of FIG5 .
  • FIG6a describes that the Wi-Fi router 100 can tell the Wi-Fi router 100 the corresponding Wi-Fi sensing technology support capability information by broadcasting a Beacon frame, and the smart speaker 200 sends a probe request frame (Probe Request) to the Wi-Fi router 100.
  • the Probe Request sent by the smart speaker 200 can carry the sensing technology support information of the smart speaker 200, that is, the Wi-Fi sensing technology support capability, Wi-Fi CSI sensing.
  • the Wi-Fi router 100 receives the probe request frame, it will respond with a probe response frame (Probe Response) to determine that the smart speaker 200 supports the Wi-Fi sensing technology support capability.
  • Probe Response probe response frame
  • the Wi-Fi router 100 and the smart speaker 200 may also determine whether they support Wi-Fi awareness technology support capabilities through an authentication process.
  • the authentication process here is used to ensure whether the smart speaker 200 accessing the Wi-Fi network provided by the Wi-Fi router 100 is a legitimate electronic device.
  • the authentication process here may be a process defined by the 802.11 standard commonly used in wireless local area networks.
  • the smart speaker 200 sends an authentication request message frame (Authentication request) to the Wi-Fi router 100.
  • the Authentication request sent by the smart speaker 200 can carry the awareness technology capability support information of the smart speaker 200, that is, Wi-Fi awareness technology support capabilities, Wi-Fi CSI awareness.
  • An authentication response will be responded to confirm that the smart speaker 200 supports Wi-Fi sensing technology support capabilities.
  • the Wi-Fi router 100 and the smart speaker 200 may also determine whether the Wi-Fi router 100 and the smart speaker 200 support Wi-Fi awareness technology support capabilities through an association process.
  • the association process here is used to establish an association between the smart speaker 200 and the Wi-Fi router 100 so as to obtain full access to the Wi-Fi network provided by the Wi-Fi router 100.
  • the smart speaker 200 sends an association request message frame (Association request) to the Wi-Fi router 100.
  • the Association request sent by the smart speaker 200 can carry the awareness technology support information of the smart speaker 200, that is, the Wi-Fi awareness technology support capability, Wi-Fi CSI awareness.
  • the Wi-Fi router 100 receives the association request message frame, it will respond with an association request response (Association Response) to determine that the smart speaker 200 supports the Wi-Fi awareness technology support capability.
  • the Wi-Fi router 100 can choose to carry the perception technology support capability in one or more of Beacon, Probe response, authentication response, association response, and reassociation response
  • the smart speaker 200 can also choose to carry the perception technology support capability in one or more of Probe request, authentication request, association request, and reassociation request.
  • Table 2 shows a field (data structure) that can be applied to the Wi-Fi standard for carrying perception technology capability support information, a transmission method corresponding to the perception data of the perception measurement, and parameters for setting the transmission method.
  • the field (data structure) described in Table 2 can be added to a management frame or a control frame.
  • the Element ID shown in Table 2 represents the serial number of the data structure, Length represents the length of the data that can be stored in the data structure, and Element ID Extension represents a unique identifier.
  • Air Sensing represents the name of the data structure, that is, represents the user perception measurement of the data structure.
  • Sensing Ability enable represents turning on/off reporting of sensing technology capability support information;
  • Sampling rate represents the sampling rate;
  • RTS/CTS enable is used to enable the RTS, CTS frame interaction function;
  • Channel utilization represents the channel utilization rate (including but not limited to the interference channel occupancy rate); Traffic represents the traffic;
  • Sampling rate represents the sampling rate;
  • RTS/CTS enable is used to enable the RTS, CTS frame interaction function;
  • QoS AC represents the transmission method of the Wi-Fi signal.
  • the embodiment of the present application may also include a perception initiator and multiple perception responders.
  • the Wi-Fi router 100 can transmit Wi-Fi signals to the smart speakers 200, smart switches 500, smart sockets 600 and smart desk lamps 700 set up throughout the house, and perform Wi-Fi perception measurements on the entire house through the Wi-Fi signals between the Wi-Fi router 100 and the smart speakers 200, smart switches 500, smart sockets 600 and smart desk lamps 700.
  • FIG11 shows a schematic diagram of the structure of an electronic device 1100 according to an embodiment of the present application.
  • the electronic device may specifically be a smart home device that supports a Wi-Fi network, such as a mobile phone, a tablet computer, a Wi-Fi router, a smart speaker, a smart socket, a smart switch, etc.
  • the electronic device 1100 may include a processor 1101 (Center Processing Unit, CPU), a memory 1102, a wireless communication module 1103, etc.
  • the memory 1102 may include a read-only memory (ROM) and a random access memory (RAM), and provide the processor 1101 with program instructions and data stored in the memory 1102.
  • the memory 1102 may be used to store the program of the perceptual information interaction method according to an embodiment of the present invention, and the wireless communication module 1103 is used to establish a wireless communication connection.
  • the processor 1101 of the electronic device 1100 invokes the program instructions stored in the memory 1102 to execute according to the obtained program instructions: initiating a Wi-Fi communication connection to the sensing receiving end;
  • the system receives a request, determines whether the perception receiving end has the Wi-Fi perception technology support capability, establishes a Wi-Fi communication connection with the perception receiving end, starts Wi-Fi perception measurement with the perception receiving end, adjusts the transmission mode of the Wi-Fi signal corresponding to the Wi-Fi perception measurement according to the sampling rate required for the Wi-Fi perception measurement with the perception receiving end, and obtains a perception result corresponding to the perception measurement between the perception receiving end.
  • the processor 1101 of the electronic device 1100 calls the program instructions stored in the memory 1102 to execute according to the obtained program instructions: receiving a request from the perception initiator to initiate a Wi-Fi communication connection, reporting the Wi-Fi perception technology support capability to the perception initiator, sending a Wi-Fi signal through the Wi-Fi communication connection between the perception initiator and the perception initiator, and adjusting the transmission mode of the Wi-Fi signal corresponding to the Wi-Fi perception measurement according to the sampling rate required by the perception initiator to perform the Wi-Fi perception measurement.
  • module may refer to, be part of, or include: a memory (shared, dedicated, or group) for running one or more software or firmware programs, an application-specific integrated circuit (ASIC), an electronic circuit and/or processor (shared, dedicated, or group), a combinational logic circuit, and/or other suitable components that provide the described functionality.
  • ASIC application-specific integrated circuit
  • ASIC electronic circuit and/or processor

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Abstract

La présente invention se rapporte au domaine technique des dispositifs terminaux, et concerne un dispositif électronique et un procédé d'interaction avec des informations de détection associé. Le procédé d'interaction avec des informations de détection comprend les étapes suivantes : démarrage, par un premier dispositif électronique, d'une mesure de détection en ce qui concerne un second dispositif électronique sur la base d'un premier mode de transmission en réseau ; commande du second dispositif électronique pour qu'il transmette des données de détection au premier dispositif électronique sur la base d'un premier mode de transmission ; lorsqu'il est déterminé que la fréquence d'échantillonnage des données de détection, qui sont transmises par le second dispositif électronique dans le premier mode de transmission, ne satisfait pas une condition d'échantillonnage, commande du second dispositif électronique pour qu'il utilise une transmission des données de détection dans un second mode de transmission ; et détermination, en fonction des données de détection, d'un résultat de détection du premier dispositif électronique en ce qui concerne le second dispositif électronique. Au moyen du procédé, un premier dispositif électronique et un second dispositif électronique peuvent, en fonction d'un état entre le premier dispositif électronique et le second dispositif électronique, de capacités du premier dispositif électronique et du second dispositif électronique eux-mêmes, et d'exigences de ceux-ci concernant une mesure de détection, négocier un mode de transmission pour des données de détection qui satisfait une fréquence d'échantillonnage requise par la mesure de détection.
PCT/CN2023/118041 2022-09-28 2023-09-11 Dispositif électronique et procédé d'interaction avec des informations de détection associé, et support WO2024067043A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175269A (zh) * 2011-01-24 2011-09-07 华东师范大学 一种可改变采样频率的传感器设备及其控制方法
US20160331249A1 (en) * 2015-05-15 2016-11-17 Cheng Uei Precision Industry Co., Ltd. Vital sign measurement system and vital sign measurement method thereof
US20180373361A1 (en) * 2017-06-22 2018-12-27 Synaptics Incorporated System and method for interference mitigation in a sensing device
US20200092619A1 (en) * 2018-09-18 2020-03-19 Kabushiki Kaisha Toshiba Data transmission device, non-transitory computer readable medium, and data reception device
WO2022026322A1 (fr) * 2020-07-27 2022-02-03 Qualcomm Incorporated Techniques pour adapter une détection de ressources dans un système de communications de liaison latérale

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102175269A (zh) * 2011-01-24 2011-09-07 华东师范大学 一种可改变采样频率的传感器设备及其控制方法
US20160331249A1 (en) * 2015-05-15 2016-11-17 Cheng Uei Precision Industry Co., Ltd. Vital sign measurement system and vital sign measurement method thereof
US20180373361A1 (en) * 2017-06-22 2018-12-27 Synaptics Incorporated System and method for interference mitigation in a sensing device
US20200092619A1 (en) * 2018-09-18 2020-03-19 Kabushiki Kaisha Toshiba Data transmission device, non-transitory computer readable medium, and data reception device
WO2022026322A1 (fr) * 2020-07-27 2022-02-03 Qualcomm Incorporated Techniques pour adapter une détection de ressources dans un système de communications de liaison latérale

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