WO2023116756A1 - Procédé et appareil de mesure de détection, dispositif de communication et support de stockage lisible - Google Patents

Procédé et appareil de mesure de détection, dispositif de communication et support de stockage lisible Download PDF

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WO2023116756A1
WO2023116756A1 PCT/CN2022/140655 CN2022140655W WO2023116756A1 WO 2023116756 A1 WO2023116756 A1 WO 2023116756A1 CN 2022140655 W CN2022140655 W CN 2022140655W WO 2023116756 A1 WO2023116756 A1 WO 2023116756A1
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target
sensing
signal
sensing device
service
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PCT/CN2022/140655
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English (en)
Chinese (zh)
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李健之
袁雁南
姜大洁
丁圣利
姚健
吴建明
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维沃移动通信有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
    • H04W16/24—Cell structures
    • H04W16/28—Cell structures using beam steering
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W28/00—Network traffic management; Network resource management
    • H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/24—Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]

Definitions

  • the present application belongs to the technical field of communication, and in particular relates to a perception measurement method, device, communication device and readable storage medium.
  • the communication device may perform perception measurement through active sensing, passive sensing, or interactive sensing.
  • terminals and network-side devices usually perform sensing services or synaesthesia services directly based on beams used for communication. Since the sensing targets are located in different areas, when the same beam is used for sensing measurement, the sensing performance is different. If the communication beam is uniformly used Performing perception services or synaesthesia services may result in poor perception performance. Therefore, in the prior art, there is a problem of poor perceptual performance.
  • Embodiments of the present application provide a perception measurement method, device, communication device, and readable storage medium, which can improve perception performance.
  • a perception measurement method including:
  • the first sensing device determines a target beam that satisfies a target quality of service requirement, where the target quality of service requirement is a perception quality of service requirement or a synaesthesia quality of service requirement;
  • the first sensing device performs a sensing service or a synaesthesia service based on the target beam.
  • a sensory measurement device including:
  • a determining module configured to determine a target beam that satisfies a target quality of service requirement, where the target quality of service requirement is a perceived quality of service requirement or a synaesthesia quality of service requirement;
  • An executing module configured to execute a sensing service or a synaesthesia service based on the target beam.
  • a terminal in a third aspect, includes a processor and a memory, the memory stores programs or instructions that can run on the processor, and when the programs or instructions are executed by the processor, the following The steps of the method in one aspect.
  • a terminal including a processor and a communication interface, wherein the processor is configured to determine a target beam that meets a target quality of service requirement, and the target quality of service requirement is a perceptual quality of service requirement or a synaesthesia quality of service requirement Requirements, the communication interface is used to perform a sensing service or a synaesthesia service based on the target beam.
  • a network-side device in a fifth aspect, includes a processor and a memory, the memory stores programs or instructions that can run on the processor, and the programs or instructions are executed by the processor When realizing the steps of the method as described in the first aspect.
  • a network side device including a processor and a communication interface, wherein the processor is configured to determine a target beam that meets a target quality of service requirement, and the target quality of service requirement is a perceived service quality requirement or a synaesthesia Quality of service requirements, the communication interface is used to perform a sensing service or a synaesthesia service based on the target beam.
  • a perception measurement system including: a terminal and a network side device, the terminal can be used to perform the steps of the perception measurement method described in the first aspect, and the network side device can be used to perform the steps in the first aspect The steps of the perception measurement method described in the aspect.
  • a readable storage medium where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method as described in the first aspect are implemented.
  • a ninth aspect provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, the processor is used to run programs or instructions, and implement the method as described in the first aspect .
  • a computer program product is provided, the computer program product is stored in a storage medium, and the computer program product is executed by at least one processor to implement the steps of the method described in the first aspect.
  • the target quality of service requirement can be effectively guaranteed, thereby improving the sensing performance.
  • FIG. 1 is a block diagram of a wireless communication system to which an embodiment of the present application is applicable;
  • Fig. 2 is one of the schematic diagrams of sensing scenarios applicable to the embodiments of the present application.
  • FIG. 3 is a second schematic diagram of a sensing scene applicable to an embodiment of the present application.
  • Fig. 4 is the third schematic diagram of the applicable sensing scene in the embodiment of the present application.
  • FIG. 5 is a flow chart of a perception measurement method provided by an embodiment of the present application.
  • FIG. 6 is a fourth schematic diagram of a sensing scene applicable to an embodiment of the present application.
  • FIG. 7 is the fifth schematic diagram of the applicable sensing scene in the embodiment of the present application.
  • FIG. 8 is the sixth schematic diagram of the applicable sensing scene in the embodiment of the present application.
  • FIG. 9 is a structural diagram of a perception measurement device provided by an embodiment of the present application.
  • FIG. 10 is a structural diagram of a communication device provided by an embodiment of the present application.
  • FIG. 11 is a structural diagram of a terminal provided in an embodiment of the present application.
  • FIG. 12 is a structural diagram of a network side device provided by an embodiment of the present application.
  • first, second and the like in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific sequence or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein and that "first" and “second” distinguish objects. It is usually one category, and the number of objects is not limited. For example, there may be one or more first objects.
  • “and/or” in the description and claims means at least one of the connected objects, and the character “/” generally means that the related objects are an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution-Advanced
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technologies can be used for the above-mentioned systems and radio technologies as well as other systems and radio technologies.
  • NR New Radio
  • the following description describes the New Radio (NR) system for illustrative purposes, and uses NR terminology in most of the following descriptions, but these techniques can also be applied to applications other than NR system applications, such as the 6th generation (6 th Generation, 6G) communication system.
  • 6G 6th Generation
  • Fig. 1 shows a block diagram of a wireless communication system to which the embodiment of the present application is applicable.
  • the wireless communication system includes a terminal 11 and a network side device 12 .
  • the terminal 11 can be a mobile phone, a tablet computer (Tablet Personal Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), a palmtop computer, a netbook, a super mobile personal computer (ultra-mobile personal computer, UMPC), mobile Internet device (Mobile Internet Device, MID), augmented reality (augmented reality, AR) / virtual reality (virtual reality, VR) equipment, robot, wearable device (Wearable Device) , Vehicle User Equipment (VUE), Pedestrian User Equipment (PUE), smart home (home equipment with wireless communication functions, such as refrigerators, TVs, washing machines or furniture, etc.), game consoles, personal computers (personal computer, PC), teller machine or self-service machine and other terminal side devices, wearable devices include: smart watches, smart bracelet
  • the network side device 12 may include an access network device or a core network device, where the access network device 12 may also be called a radio access network device, a radio access network (Radio Access Network, RAN), a radio access network function, or Wireless access network unit.
  • RAN Radio Access Network
  • RAN Radio Access Network
  • Wireless access network unit Wireless access network unit
  • the access network device 12 may include a base station, a wireless local area network (Wireless Local Area Network, WLAN) access point or a wireless fidelity (Wireless Fidelity, WiFi) node, etc., and the base station may be called a node B, an evolved node B (eNB), Access point, base transceiver station (Base Transceiver Station, BTS), radio base station, radio transceiver, basic service set (Basic Service Set, BSS), extended service set (Extended Service Set, ESS), home B node, home Evolved Node B, Transmitting Receiving Point (TRP) or some other appropriate term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms.
  • eNB evolved node B
  • BTS base transceiver station
  • BTS base transceiver station
  • BSS basic service set
  • Extended Service Set Extended Service Set
  • ESS Extended Service Set
  • home B node home Evolved Node B
  • TRP Trans
  • Core network equipment may include but not limited to at least one of the following: core network nodes, core network functions, mobility management entities (Mobility Management Entity, MME), access mobility management functions (Access and Mobility Management Function, AMF), session management functions (Session Management Function, SMF), User Plane Function (UPF), Policy Control Function (Policy Control Function, PCF), Policy and Charging Rules Function (PCRF), edge application service Discovery function (Edge Application Server Discovery Function, EASDF), unified data management (Unified Data Management, UDM), unified data storage (Unified Data Repository, UDR), home subscriber server (Home Subscriber Server, HSS), centralized network configuration ( Centralized network configuration, CNC), network storage function (Network Repository Function, NRF), network exposure function (Network Exposure Function, NEF), local NEF (Local NEF, or L-NEF), binding
  • MME mobility management entities
  • AMF Access and Mobility Management Function
  • SMF Session Management Function
  • UPF User Plane Function
  • Policy Control Function Policy Control Function
  • the vacant frequency bands of mobile communication networks are decreasing day by day, and the frequency bands used are gradually developing towards high frequencies, such as the millimeter wave (mmWave) promoted by 5G NR and the terahertz (THz) promoted by 6G. These frequency bands have a large number of available resource. However, higher frequency means greater transmission loss, so beam management techniques are used in NR.
  • both the base station and the UE may use beamforming to form a beam with a narrower beam width.
  • the purpose of beam management is to obtain and maintain a set of base station-UE beam pairs that can be used for downlink (Down Link, DL) and uplink (Up Link, UL) transmission/reception to improve link performance.
  • Beam management includes the following aspects: beam scanning, beam measurement, beam reporting, beam indication and beam failure recovery.
  • Phase P1 The base station (gNB) and UE scan at the same time, the beam of gNB is wider, and the reference signal is Synchronization Signal and PBCH block (SSB).
  • SSB Synchronization Signal and PBCH block
  • P2 stage UE fixed receiving beam, base station narrow beam scanning, reference signal is Channel State Information Reference Signal (CSI-RS);
  • CSI-RS Channel State Information Reference Signal
  • Phase P3 Phase P3: gNB fixed transmission beam (narrow beam), UE narrow beam scanning, UE beam scanning is its own behavior, gNB needs to cooperate with fixed beam transmission.
  • P1 must be executed, but P2 and P3 are not necessary.
  • P2 if there are higher requirements for services, the P2 process can be performed; if the terminal capability is available and the base station believes that the service performance can be further improved, the P3 process can be performed.
  • the P1 process usually only relies on the SSB.
  • the P3 process is not suitable for using the SSB because the gNB transmit beam needs to be fixed.
  • the CSI-RS should be used.
  • the P2 process can be based on either the SSB or the CSI-RS.
  • the beam scanning of the uplink beam management is performed based on the Sounding Reference Signal (SRS). Similar to the downlink, it can be divided into U1, U2 and U3 stages, where:
  • U1 stage gNB scans the transmit beam of UE to determine the optimal transmit beam of UE, and at the same time scans the receive beam of TRP to determine the optimal receive beam of gNB (this process is optional);
  • U2 stage gNB scans the receiving beam of TRP to determine the optimal receiving beam when the transmitting beam of UE is fixed;
  • the gNB scans the transmitting beam of the UE to select the optimal UE transmitting beam;
  • Uplink beam management can be completed by configuring dedicated SRS resources, or based on beam reciprocity, the best uplink transmission beam can be determined through the best downlink transmission beam.
  • the downlink mainly relies on the SSB.
  • RSRP Reference Signal Received Power
  • the SSB with the best quality is selected.
  • One SSB corresponds to one beam, and a group of SSBs used for beam scanning constitutes a synchronization signal (Synchronization Signal, SS) burst set (burst set).
  • SS Synchronization Signal
  • the maximum number of SSBs of an SS burst set is related to the frequency band, and the maximum number of millimeter wave frequency bands is 64; the uplink mainly depends on PRACH, and there is a mapping relationship between PRACH and SSB.
  • the UE When the UE initially accesses, it will first select the physical random access channel (Physical Random Access Channel, PRACH) resource associated with the best SSB to send message 1 (MSG1).
  • PRACH Physical Random Access Channel
  • the base station determines the SSB beam selected by the UE according to the received resource position of the UE's uplink PRACH, and sends the downlink RAR and subsequent signaling on the SSB beam.
  • the downlink mainly relies on CSI-RS.
  • the base station configures one or more sets of CSI-RS for beam management to perform beam scanning.
  • the UE obtains the result of Layer 1 Reference Signal Received Power (L1-RSRP) by measuring the CSI-RS. , report the measurement results of different CSI-RSs.
  • L1-RSRP Layer 1 Reference Signal Received Power
  • the base station selects the CSI-RS beam with the strongest L1-RSRP for downlink channel transmission; the uplink mainly relies on SRS, and multiple SRS resource sets used for beam management correspond to the UE’s transmission panel (TX Panel), and each SRS resource in the resource set corresponds to a beam.
  • TX Panel transmission panel
  • the UE initiates a beam failure recovery procedure.
  • the beam failure detection is mainly based on the SSB or CSI-RS reference signal configured by the base station. If the UE detects that the number of failures is greater than or equal to the maximum number of failures within the duration of the failure detection timer, the beam failure recovery process will be triggered.
  • the TRP receives the uplink recovery request signal through beam scanning at the receiving end, and the UE will recover according to the beam.
  • the parameter configuration of the new SSB corresponding beam is reselected, and a random access process is initiated on the PRACH resource used for beam recovery, and a new beam pair is re-established with the base station to resume transmission.
  • wireless perception based on WiFi signals can realize functions such as home behavior monitoring, fall detection, intrusion detection, motion recognition, and daily activity route tracking.
  • wireless sensing is mainly divided into two representative directions in principle, one is wireless sensing based on pattern recognition, and the other is wireless sensing based on Fresnel model.
  • the basic principle of wireless perception based on pattern recognition is to try to use machine learning/artificial intelligence technology for pattern recognition and classification, that is, to establish a one-to-one mapping relationship between the received signal of wireless perception and the dynamic behavior of the perceived target.
  • the second type is based on the Fresnel zone.
  • the basic principle of wireless sensing is to realize the dynamic behavior perception of the target by estimating and analyzing the changes in the amplitude and phase of the wireless signal caused by the cutting of the Fresnel zone by the sensing target. This sensing method attempts to reveal the relationship between the dynamic behavior of the sensing target and the amplitude and phase changes of the wireless signal from the propagation mechanism of the wireless signal, so it has strong interpretability and sensing accuracy.
  • the Fresnel zone is an ellipsoid with the transmitter and receiver as the focus.
  • the propagation path of the reflection point on the Fresnel zone ellipsoid differs from the direct path of the transmitter and receiver by an integer multiple of half the wavelength of the signal. For example, counting from the inside to the outside of the first ellipsoid, the reflection path on it is one and a half wavelengths longer than the direct path length, and this area is called the first Fresnel zone.
  • the reflection path is 2 half wavelengths (ie, 1 wavelength) longer than the direct path length, and this area is called the second Fresnel zone.
  • the 3rd...n Fresnel zone can be obtained.
  • the environment between the transmitter TX and the receiver RX has multipath propagation, and these multipaths can be divided into static paths and dynamic paths caused by the perceived motion of the target.
  • the amplitude of the dynamic path can be approximately regarded as constant, but its phase will change, which eventually leads to the overall channel vector composed of the channel vector composed of the static path and the channel vector composed of the dynamic path. Amplitude changes.
  • future electronic terminals including mobile phone terminals and other electronic terminals, such as electronic watches, various furniture controllers, etc.
  • wireless signals in the environment for gesture recognition and perception.
  • the most common wireless signals in the environment include mobile network signals, such as LTE and 5G downlink signals.
  • the perception terminal estimates CSI according to the downlink channel, and performs gesture recognition and action perception.
  • the wavelength of the wireless signal is on the order of centimeters, and the communication signal often has a certain bandwidth. Different subcarriers within the bandwidth have slightly different frequencies and wavelengths. Therefore, perception terminals are often able to achieve centimeter-level or even smaller-scale action recognition. However, there is a relatively serious defect in this perception method at present, that is, the accuracy of gesture or motion recognition will be significantly affected due to the location of the user's Fresnel zone.
  • this area is called “the first area” in this application; when the user is in the transition area between the above two areas, as shown in Figure 4, the fluctuation pattern of the CSI signal is easily affected by gestures/actions of the human body.
  • the impact of orientation, the CSI pattern of different orientations is quite different, so try not to perform gesture/action recognition in this area.
  • the scheme of the present application is proposed for this reason.
  • an embodiment of the present application provides a perception measurement method, which includes:
  • Step 501 the first sensing device determines a target beam that satisfies a target quality of service requirement, where the target quality of service requirement is a perception service quality requirement or a synaesthesia service quality requirement;
  • Step 502 the first sensing device performs a sensing service or a synaesthesia service based on the target beam.
  • the above-mentioned first sensing device may be a terminal or a network side device, and the network side device may be a base station.
  • the above-mentioned target service quality requirement can be determined by the agreement or the network side equipment, and can also be provided by the perceived service demander.
  • the perception service demander refers to the device that proposes the perception requirement, for example, it may be a terminal, a network side device or a third-party application server, which will not be further limited here. It can be understood that the target beam meets the target quality of service requirements.
  • the first measurement quantity associated with the perceived service quality can meet the preset perceived quality of service (Quality of Service, QoS) requirements, or be associated with the perceived service quality
  • QoS Quality of Service
  • the target beam includes at least one of a receiving beam and a transmitting beam.
  • the target beam may also be referred to as a target beam pair.
  • the synaesthesia service can also be called the synaesthesia integrated service, which includes both the perception service and the communication service.
  • the target beam can be used to receive the sensing signal, the target beam can also be used to send the sensing signal, and the target beam can also be used to transmit the sensing signal. sent and received so that sensory measurements can be made based on this sensory signal.
  • the target beam can be used to receive the synesthesia integrated signal, the target beam can also be used to transmit the synaesthesia integrated signal, and the target beam can also be used to send the synaesthesia integrated signal and receiving, so that the synaesthesia integration measurement can be realized based on the synaesthesia integration signal.
  • the above-mentioned perception service may be perception and recognition of gestures, expressions and body movements.
  • the acquisition of the measurement quantity in the sensing service can be performed in the UE or the gNB; the conversion from the measurement quantity to the sensing result can be performed in the UE, or in the gNB, or in the core network equipment.
  • the execution of perception services can use one of the following methods:
  • the UE can send a sensing start indication message to the gNB (the index information of the best downlink beam of the gNB can be sent at the same time, and the best downlink beam is understood as a downlink beam in the target beam), optionally, The UE starts the sensing service timer; 2. After receiving the sensing start indication message, the gNB uses the best downlink beam to send the first signal to the UE. Optionally, the gNB starts the sensing service counter; 3.
  • the UE converts the sensing measurement into a sensing result ;
  • it may send a measurement completion indication message to the gNB.
  • the function of the sensing service timer is to set the maximum time of sensing service, which is started by converting the sensing measurement quantity to the sensing result.
  • the function of the perception service counter is to set the maximum number of transmission times of the perception signal, which is started by the sender of the perception signal.
  • the UE sends a sensing start indication message to the gNB.
  • the gNB can send a response message to the UE indicating that the sensing service can be performed (the best uplink beam index information of the UE can be sent at the same time.
  • the best uplink beam can be understood as the uplink beam in the target beam), optionally, the UE starts the sensing service timer; 2, the UE uses the best uplink beam to send the first signal to the gNB, optionally, the UE starts the sensing service Counter; 3.
  • the gNB sends the sensing measurement obtained by the uplink measurement to the UE.
  • the gNB may send a measurement completion indication message to the UE after completing the sensing measurement measurement; 4.
  • the UE converts the sensing measurement into a sensing result.
  • the gNB sends a sensing start indication message to the UE.
  • the UE can send a response message to the gNB to indicate that the sensing service can be performed after the UE is ready (the best downlink beam index information of the gNB can be sent at the same time. );
  • the gNB starts the sensing service timer; 2.
  • the gNB uses the best downlink beam to send the first signal to the UE.
  • the gNB starts the sensing service counter;
  • the UE can Send a measurement completion indication message to the gNB; 3.
  • the UE reports the sensing measurement quantity obtained from the downlink measurement to the gNB.
  • the UE may send a measurement completion indication message to the gNB; 4.
  • the gNB converts the sensing measurement into a sensing result.
  • the uplink sensing beam is used.
  • the following procedures may be included: 1.
  • the gNB sends a sensing start indication message to the UE (the best uplink beam index information of the UE may be sent at the same time); optionally, the gNB starts the sensing service timer; 2.
  • the UE uses the best uplink beam index information;
  • the beam sends the first signal to the gNB; optionally, the UE starts the sensing service counter; 3.
  • the gNB converts the sensing measurement obtained from the uplink measurement into a sensing result; optionally, the gNB can send the measurement to the UE after completing the sensing measurement measurement Complete the instruction message.
  • the node for obtaining the sensing measurement amount is UE or gNB, and the corresponding downlink or uplink sensing beam is used.
  • the following procedures may be included: 1.
  • the core network device sends a sensing start indication message to the gNB and/or UE; optionally, the core network device starts the sensing service timer; 2.
  • Either the gNB or the UE uses the best downlink or The uplink sensing beam sends the first signal to the other party.
  • the first signal sender starts the sensing service counter; 3.
  • the first signal sender sends the sensing measurement obtained by measuring the first signal to the core network; optional Specifically, the first signal receiver may send a measurement completion indication message to the first signal sender after completing the measurement of the sensing measurement; 4.
  • the core network device completes the conversion of the sensing measurement into a sensing result.
  • the target quality of service requirement can be effectively guaranteed, thereby improving sensing performance.
  • the sensing service requester may send a sensing requirement to a core network device (such as a sensing network function or a sensing network element), so as to trigger the execution of corresponding sensing-related operations.
  • a core network device such as a sensing network function or a sensing network element
  • the sensing service or synaesthesia service is directly initiated, such as the initial perception service or synaesthesia service, similar to initial access, without Beam management requires cognitive service beam management to obtain target beams that meet the target quality of service requirements.
  • Situation 2 The communication service has been carried out, and the sensing service or synaesthesia service is subsequently initiated.
  • the first beam may include at least one of a transmitting beam and a receiving beam.
  • the situation that the communication service has been carried out but the beam management process has not been carried out can also be understood as belonging to the first case, such as broadcasting service.
  • the determining by the first sensing device that the target beam meets the sensing requirement includes:
  • the first sensing device uses a first signal to perform beam scanning to obtain a target beam meeting the target quality of service requirement, and the first signal includes at least one of a dedicated sensing signal, a synesthesia integrated signal, and a reference signal.
  • the aforementioned perception requirements may include at least one of the following: target quality of service requirement, perception action type, minimum (or maximum) duration of a single perception action, average duration of a single perception action, duration standard deviation, minimum perception Movement repetitions and maximum perceived movement repetitions.
  • the target service quality requirements may include the types of sensing services or synaesthesia services, the priority of sensing services or synaesthesia services, the probability of sensing detection, the probability of sensing false detection, the requirements for accuracy of sensing recognition, the requirements for sensing resolution, and the requirements for sensing errors , perception delay budget, requirements for maximum sensing range, requirements for continuous sensing capabilities, requirements for perception update frequency, and communication QoS (when performing integrated synesthesia services), etc.
  • Communication QoS may include communication delay budget and false alarm rate, etc.
  • the aforementioned sensory action types may include gesture recognition, body movement recognition, facial expression recognition, and the like.
  • case 1 and case 2 that is, regardless of whether the communication beam management is performed, the sensing service or the synaesthesia service beam management is directly performed to obtain the target beam that meets the target service quality requirement. It may also be applicable only to the first case, that is, to directly perform beam management of the sensing service or the synaesthesia service only in the absence of communication beam management, and obtain the target beam meeting the target service quality requirement.
  • the above-mentioned dedicated sensing signal and integrated synesthesia signal may be newly designed dedicated signals, and the above-mentioned reference signal may be an LTE reference signal or an NR reference signal.
  • the downlink reference signal can be SSB, CSI-RS, downlink positioning reference signal (Downlink Positioning Reference Signal, DL-PRS) or phase tracking reference signal (Phase-tracking Reference Signal, PT-RS), etc.
  • the uplink reference signal may be a reference signal that can be configured in the time domain, such as SRS or UL-SRS.
  • the first sensing device determining a target beam meeting a target quality of service requirement includes:
  • the first sensing device performs a beam measurement of a first beam to determine whether the first beam satisfies the target quality of service requirement;
  • the first sensing device determines the first beam as the target beam
  • the first beam is a beam used for communication, and the first beam is obtained based on beam management for communication.
  • the method further includes:
  • the first sensing device uses a first signal to perform beam scanning to obtain a target beam that meets the target quality of service requirement, the first signal includes At least one of a dedicated sensing signal, a synesthesia integration signal and a reference signal.
  • the first beam used for communication is obtained.
  • the beam measurement of the first beam can be performed to determine whether the first beam meets the target quality of service requirement. If the first beam meets the target quality of service requirement, the first beam is directly determined as the target beam, based on the first The beam performs the sensing service or the synaesthesia service, thereby reducing the beam management of the sensing service or the synaesthesia service, and reducing the signaling overhead.
  • the first sensing device performs beam measurement of a first beam, and determining whether the first beam meets the target quality of service requirement includes:
  • the first sensing device measures the first beam to obtain a first measurement result, where the first measurement result includes a measurement result of a first measurement quantity associated with perceived service quality;
  • the first beam is determined to be the target beam.
  • the above-mentioned first sensing device may be the receiving end of the second signal, and the second sensing device or other sensing devices participating in sensing cooperation may send the second signal on the first beam, and the first sensing device may receive second signal, and based on the second signal, measure the first beam to obtain a first measurement result.
  • the first sensing device When the first sensing device is a judging node (that is, it can judge whether the first beam meets the target quality of service requirement), it can judge whether the first beam meets the target quality of service requirement based on the first measurement result; if the first beam meets the target quality of service requirement; A sensing device that is not a judging node (that is, does not have judging capability), may report the first measurement result to the judging node, and then determine whether the first beam meets the target quality of service requirement according to the judging result returned by the judging node.
  • the judging node may be a base station or a core network device, which is not further limited here.
  • the foregoing beam measurement may be understood as uplink beam measurement.
  • both the above-mentioned second signal and the above-mentioned first signal can be understood as signals used for perception, and the difference is that they are used in different perception measurement stages.
  • the above-mentioned second signal may be the same as or different from the first signal, which is not further limited here.
  • the first sensing device performs beam measurement of a first beam, and determining whether the first beam meets the target quality of service requirement includes:
  • the first sensing device sends a second signal based on the first beam, and the second signal includes at least one of a dedicated sensing signal, a synesthesia integrated signal, and a reference signal;
  • the first sensing device determines whether the first beam satisfies the target quality of service requirement according to the first target information sent by the second sensing device;
  • the first target information is a second measurement result obtained by the second sensing device from measuring the first beam based on the second signal or determining whether the first beam is based on the second measurement result
  • the first indication information that satisfies the target quality of service requirement, and the second measurement result includes a measurement result of the first measurement quantity associated with the perceived quality of service.
  • the above-mentioned first sensing device may be the sending end of the second signal, and the first sensing device sends the second signal on the first beam, and the second sensing device may receive the second signal and based on the second The signal is measured on the first beam to obtain a second measurement result. After the second sensing device obtains the second measurement result, it can report the measurement result and send the first target information to the first sensing device, and the first sensing device can determine whether the first beam meets the target quality of service requirement according to the first target information.
  • the above beam measurement can be understood as downlink beam measurement, and the terminal reports the result of the downlink beam measurement.
  • the first beam meets the target quality of service requirement may be understood as: the measurement value of at least one first measurement quantity meets a threshold requirement corresponding to QoS.
  • the index of the first beam can be stored, so that after the execution of the sensing service or the synaesthesia service is completed, communication can be resumed on the best communication beam , so as to improve the reliability of communication, and at the same time, can further reduce signaling overhead.
  • whether to store the index of the first beam may be determined by the core network device or the base station.
  • the location where the index of the first beam is stored may also be the core network device or the base station.
  • the first sensing device uses the first signal to perform beam scanning, and obtaining a target beam that meets the target quality of service requirement includes:
  • the first sensing device uses the first signal to perform a first beam scan to obtain a third measurement result
  • the first signal is received by the first sensing device.
  • the third measurement result satisfies at least one of the following:
  • the third measurement result includes a first measurement result, or the third measurement result includes a first measurement result and a second measurement result result;
  • the third measurement result includes a first measurement result and a second measurement result
  • the first measurement quantity is a measurement quantity related to perceived service quality
  • the second measurement quantity is a measurement quantity related to communication service quality
  • the sending device of the above-mentioned first signal may be the second sensing device or other sensing devices participating in the sensing cooperation.
  • the other sensing devices are understood as devices that have not performed sensing measurement, for example, may be a base station or a terminal, Only used to send the first signal.
  • the first sensing device can be understood as a receiving device of the first signal, and the beam scanning process between the sending device and the receiving device of the first signal can be set according to actual needs.
  • the foregoing first beam scanning may be understood as downlink beam scanning.
  • the above-mentioned first beam scanning can be understood as uplink beam scanning; assuming that the first sensing device is a terminal and the sending device is a terminal, then the above-mentioned first beam scanning can be understood as a direct link Beam scanning of the road.
  • both the first sensing device and the sending device may be base stations.
  • the first sensing device uses the first signal to perform beam scanning, and obtaining a target beam that meets the target quality of service requirement includes:
  • the first sensing device performs a second beam scan using the first signal
  • the first sensing device determines a target beam that meets the target quality of service requirement according to the second target information sent by the second sensing device;
  • the second target information is the fourth measurement result of the second sensing device measuring based on the second beam scanning or the beam of the target beam that meets the target quality of service requirement determined based on the fourth measurement result information;
  • the first sensing device sends the first signal.
  • the fourth measurement result satisfies at least one of the following:
  • the fourth measurement result includes a first measurement result, or the fourth measurement result includes a first measurement result and a second measurement result result;
  • the fourth measurement result includes a first measurement result and a second measurement result
  • the first measurement quantity is a measurement quantity related to perceived service quality
  • the second measurement quantity is a measurement quantity related to communication service quality
  • the above-mentioned first sensing device can be understood as the sending device of the first signal
  • the receiving device of the first signal can be the above-mentioned second sensing device
  • beam scanning is performed between the sending device of the first signal and the receiving device
  • the process can be set according to actual needs.
  • the second beam scanning may be understood as uplink beam scanning.
  • the above-mentioned second beam scanning can be understood as downlink beam scanning.
  • the above-mentioned second beam scanning can be Understand it as beam scanning of the through link.
  • both the first sensing device and the second sensing device may be base stations.
  • scanning for the downlink beam may include three stages S1, S2 and S3:
  • the base station and the terminal scan at the same time.
  • the beam of the base station can be wider, and the newly designed integrated sensing/synthetic signal, or SSB, etc. can be used.
  • the simultaneous scanning refers to that different beams can be fixed sequentially for the base station, and the terminal scans the beams sequentially when the base station fixes the beams; after fixing different beams for the terminal, the base station scans the beams sequentially when the terminal fixes the beams; until all possible beams Iterate through all pairs;
  • the terminal fixedly receives the beam, the base station narrow beam scans, and can use the newly designed integrated sensing/synthetic signal, or CSI-RS, or DL-PRS, etc.;
  • Stage S3 The base station transmits with a fixed beam (narrow beam), and the terminal scans with a narrow beam.
  • the terminal beam scan is its own behavior, and the base station needs to cooperate with fixed beam transmission.
  • the S1 stage is necessary, but S2 and S3 are not necessary.
  • the S2 process can be performed; if the terminal has the narrow beam scanning capability, and the base station believes that the service performance can be further improved, the S3 process can be performed.
  • the beam scanning of the terminal can improve the perceived signal-to-noise ratio, and on the other hand, it can also suppress the interference (that is, suppress the interference caused by the non-sensing target, such as other dynamic multipath in the environment). suppression).
  • the scanning for the above-mentioned uplink beam includes three stages V1, V2 and V3, among which:
  • Phase V1 The base station and the terminal scan at the same time to determine the optimal transmit beam of the terminal and the optimal receive beam of the base station;
  • V2 stage the base station scans the receiving beam of the TRP to determine the optimal receiving beam when the transmitting beam of the terminal is fixed;
  • Phase V3 On the premise of determining the optimal receiving beam, the base station scans the transmitting beams of the terminal to select the optimal terminal transmitting beam.
  • Beam consistency can be understood as complete reciprocity between the sending beam and the receiving beam.
  • the gNB can indicate the beam switching behavior of the UE through the DCI message, and inform the UE of the beam scanning behavior on the gNB side.
  • the DCI message may include at least one of the following:
  • UE beam scanning start indication that is, the gNB instructs the UE to start beam scanning
  • the gNB indicates the UE beam scanning sequence (which can be a series of beam indexes), and the UE beam scanning sequence corresponding to each gNB resident beam can be the same or different;
  • UE beam dwell time indication indicates the UE beam dwell time
  • UE beam scanning stop indication that is, the gNB instructs the UE to end beam scanning
  • gNB beam scanning start indication that is, gNB informs UE to start beam scanning
  • gNB beam scanning sequence indication that is, gNB tells UE its own beam scanning sequence (it can be a series of beam indexes), and the gNB beam scanning sequence corresponding to each UE camping beam can be the same or different;
  • gNB beam dwell time indication that is, gNB informs UE of its own beam dwell time
  • the gNB informs the UE to stop beam scanning.
  • the base station uses the SSB, but after synchronization, simultaneously uses the CSI-RS and the SSB for beam scanning.
  • the first measured quantity includes at least one of the following:
  • Channel state information CSI time series CSI sample number, CSI time series smooth root mean square error, CSI time series signal to interference plus noise ratio, CSI time series autocorrelation peak difference, CSI time series period standard deviation, CSI time series Periodic variance, amplitude standard deviation of CSI time series, amplitude variance of CSI time series and reproducibility evaluation index of CSI time series.
  • the above-mentioned second measurement quantity may include at least one of the following: RSRP, Received Signal Strength Indication (Received Signal Strength Indication, RSSI), Signal to Noise Ratio (Signal to Noise Ratio, SNR) and and interference plus noise ratio (signal-to-noise and interference ratio, SINR).
  • RSSI Received Signal Strength Indication
  • SNR Signal to Noise Ratio
  • SINR interference plus noise ratio
  • the target beam when the target beam is determined based on beam scanning, the target beam may be only any beam that meets the target QoS requirement, or may be the best sensing beam that meets the target QoS requirement.
  • the base station and the terminal are used as sensing devices as an example for illustration, the method of measurement and beam selection may be at least one of the following methods:
  • Method 1 Based on downlink and/or uplink beam scanning, the scanning process simultaneously measures the first measurement quantity and the related measurement quantity that can indicate the power of the received signal (that is, the above-mentioned second measurement quantity), and scans and measures all in a certain order (the scanning order is determined by the scanning After one round, the optimal sensing beam of the base station is comprehensively determined according to the measurement results.
  • Method 2 Based on downlink and/or uplink beam scanning, the scanning process measures the first measurement quantity and the second measurement quantity at the same time, and scans and measures in a certain order (the scanning order is determined by the scanning party). Once the obtained measurement quantity meets the target quality of service requirements , then immediately select the beam pair and stop beam scanning.
  • Method 3 If the communication process has been established before, it means that the beam scanning and measurement of the communication process have been carried out. At this time, the current communication beam (that is, the first beam) and the two nearest neighbor beam pairs can be used as the initial scanning beam, and then The first measurement quantity on other beam pairs is measured from near to far, and once the obtained first measurement quantity satisfies the target quality of service requirement, the beam pair is immediately selected and the beam scanning is stopped. This reduces scan time, system resources and signaling overhead.
  • the current communication beam that is, the first beam
  • the two nearest neighbor beam pairs can be used as the initial scanning beam, and then The first measurement quantity on other beam pairs is measured from near to far, and once the obtained first measurement quantity satisfies the target quality of service requirement, the beam pair is immediately selected and the beam scanning is stopped. This reduces scan time, system resources and signaling overhead.
  • Method 4 If the communication process has been established before, it means that the beam scanning and measurement of the communication process have been carried out. At this time, several beam pairs of the original communication beam pair with better second measurement results can be used as candidate beam pairs. The first measurement quantity is measured on these several beams, and finally the optimal beam pair is determined from the above candidate beams. Several beams with better candidate second measurement results may be obtained according to previous communication (SSB or CSI-RS) beam scanning. Wherein, the candidate beam pair does not include the first beam.
  • SSB previous communication
  • CSI-RS previous communication
  • the UE performs the measurement of the first measurement quantity, determines the best beam pair based on the measurement results, and reports the best downlink transmission beam to the gNB; if based on Consistency of uplink and downlink beams, only uplink beam scanning is performed, then gNB performs the measurement of the first measurement quantity, determines the best beam pair based on the measurement results, and sends the best uplink transmission beam to the UE; if the downlink and uplink beam scanning are both Execute, the UE reports the best downlink transmission beam to the gNB, and at the same time the gNB sends the best uplink transmission beam to the UE.
  • At least one of the following items may also be obtained:
  • An antenna or an antenna port corresponding to the first signal meeting the target quality of service requirement An antenna or an antenna port corresponding to the first signal meeting the target quality of service requirement.
  • the receiving end of the first signal may determine at least one of the following:
  • CSI received signal
  • frequency domain RE or subcarrier
  • resource block Resource Block, RB index that satisfies the current service QoS (or perceived quality requirement)
  • the first sensing device uses the first signal to perform beam scanning, and before obtaining the target beam meeting the target quality of service requirement, the method further includes:
  • the first sensing device acquires sensing parameter configuration information corresponding to the target quality of service requirement, where the sensing parameter configuration information is used to configure transmission information of the first signal.
  • the acquisition by the first sensing device of the sensing parameter configuration information corresponding to the target quality of service requirement includes any of the following:
  • the first sensing device determines the sensing parameter configuration information based on the target quality of service requirement
  • the first sensing device receives the sensing parameter configuration information sent by the target device based on the target quality of service requirement, and the target device is a core network device or a second sensing device associated with the first sensing device.
  • the core network device can send the sensing requirement to the sensing device corresponding to the sensing service or synaesthesia service, such as gNB and UE, and the gNB and UE can determine the sensing parameter configuration according to the sensing requirement.
  • the core network device may also directly send the sensing parameter configuration information to the gNB and/or the UE.
  • the core network device may send the sensing parameter configuration information to the base station, and the base station continues to send the sensing parameter configuration information to the UE.
  • the sensing parameter configuration information includes at least one of the following: a first signal, a frequency domain configuration parameter, a time domain configuration parameter, an air domain configuration parameter, and a power configuration parameter.
  • the frequency domain configuration parameter may include a frequency domain span (pattern) of the first signal. If it is uniformly distributed, it should include information such as the start index and interval of the corresponding resource unit (Resource Element, RE); if it is non-uniformly distributed, it should include all RE index information, etc.
  • the foregoing time-domain configuration parameters may include a time-domain pattern of the first signal. If it is a uniform comb distribution, it should include information such as the start index and interval of the corresponding RE; if it is a non-uniform distribution, it should include all RE index information.
  • the above time domain configuration parameters may further include the burst period and burst number of the first signal, the burst duration of the first signal, and the time domain interval of the signal within the burst of the first signal.
  • the foregoing airspace configuration parameters may include antenna port indexes for sensing, antenna indexes, antenna distances, antenna numbers, and the like.
  • the foregoing power configuration parameters may include a minimum transmit power, an average transmit power, a maximum peak-to-average power ratio, and the like.
  • the above perception parameter configuration information at least satisfies at least one of the following:
  • the frequency domain configuration parameters need to meet the delay (distance) perception performance requirements of the perception service or the synaesthesia service, and/or ensure that a sufficient number of CSI (or received signal) measurement samples can be provided in the frequency domain to meet the target service quality requirements;
  • the time domain configuration parameters need to meet the Doppler perception performance requirements of the perception service or the synaesthesia service, and/or be able to provide a sufficient number of CSI (or received signal) measurement samples in the time domain to meet the service quality requirements of the perception target, And/or ensure that a preset number of perceptual measurement measurements can be completed on each scanning beam;
  • the airspace configuration parameters need to meet the beamwidth requirements of the sensing service or the synaesthesia service.
  • the power configuration parameters need to meet the SNR requirements of the sensing service or the synaesthesia service.
  • the method when the first sensing device uses the first signal to perform beam scanning and fails to obtain a target beam that meets the target quality of service requirement, the method further includes:
  • the first sensing device outputs reminder information according to the beam scanning, and the reminder information is used to prompt to change the angle of the sensing target relative to the first sensing device.
  • the core network device or the gNB cooperates with the UE to instruct the UE to change its orientation/position.
  • the reminder information includes angle adjustment information of the sensing target relative to the first sensing device, and the angle adjustment information is determined based on an optimal communication beam of the first sensing device.
  • the UE instructs the user to hold the UE and change its orientation (or change its position relative to the terminal), and then instructs the gNB to measure the first measurement quantity based on the current gNB downlink/uplink beam.
  • the UE instructs the user (that is, the perception target) to select the final orientation according to the downlink/uplink beam measurement results.
  • the UE has beamforming/beam scanning capability, based on its known best communication beam index (including uplink and/or downlink). Instruct the user to change the orientation (or change its own position relative to the terminal) according to its own beam index. After changing the orientation, the UE can update the beam so that the updated beam direction is approximately the same as the original optimal communication beam direction, thereby improving the perception performance.
  • adjusting to a designated area by instructing the user may be implemented through interaction between the UE and the user.
  • the final result of changing the orientation/position is to make the user (perceived gesture/action performer) fall into the first area (the best perception area); if the target quality of service requirements cannot be met by changing the orientation, it is considered that the current perception is not available Conditions of business or synesthesia business.
  • the first sensing device uses the first signal to perform beam scanning, and before obtaining the target beam meeting the target quality of service requirement, the method further includes:
  • the first sensing device sends sensing capability information to the target device, where the sensing capability information is used to determine a beam scanning manner;
  • the target device is a core network device or a second sensing device associated with the first sensing device
  • the beam scanning method includes at least one of the first beam scanning and the second beam scanning;
  • the first sensing device receives the first signal; during the second beam scanning process, the first sensing device sends the first signal.
  • the sensing capability information includes: beamforming capability information of the first sensing device or beam scanning capability information of the first sensing device.
  • the sensing capability information further includes sensing configuration parameter information, and the sensing parameter configuration information is used to configure transmission information of the first signal.
  • the core network device and/or the base station associated with the sensing terminal instructs the UE to report the sensing capability information.
  • the UE may report its own perception capability information to the associated gNB and core network equipment.
  • the gNB may also report its own perception capability information to the core network device.
  • the core network device can determine whether to use downlink beam scanning, uplink beam scanning, or both uplink and downlink beam scanning between gNB and UE according to the perception capability information of gNB and UE; or
  • the gNB determines whether downlink beam scanning, uplink beam scanning, or both uplink and downlink beam scanning is used between the gNB and the UE according to the perception capability information of the gNB and the UE.
  • the transmission of the wireless channel between the gNB and the UE changes, such as when a beam is blocked, it will cause a beam failure, and the detection of the perceived beam failure is determined based on the measurement results of the current target beam, such as the first measurement quantity and/or the second measurement quantity. 2.
  • the measurement quantity is continuously lower than a certain preset threshold within a preset period of time, it is determined that the beam fails.
  • beam restoration can be performed based on at least one of the following methods:
  • the communication beam management process is re-initiated to ensure communication first. If there is still a need for sensing or synaesthesia services, the UE will be triggered to output a reminder message to remind the change of the relative sensing target. The reminder information from the perspective of the first sensing device.
  • the conversion node from the measurement quantity to the perception result sends the perception result to the perception demander.
  • the conversion node may be a terminal, a base station or a core network device.
  • the conditions for switching back to the communication service can include one of the following:
  • the sensing demand direction sends a request to end the sensing service to the core network device, and the core network device notifies the base station and/or the terminal to end the sensing service or switch back to the communication service;
  • the sensing service timer of the base station reaches the preset waiting time, or the sensing service counter of the base station reaches the maximum count value; the base station notifies the terminal and the core network equipment to end the sensing service or switch back to the communication service;
  • the perceived service timer of the terminal reaches the preset waiting time, or the perceived service counter of the terminal reaches the maximum count value.
  • the terminal notifies the base station and core network equipment to end the sensing service or switch back to the communication service.
  • the base station and the terminal can switch back to the optimal communication beam pair according to the previously stored optimal communication beam pair index; optionally, if the original optimal communication beam pair cannot meet the requirements due to channel changes If the communication QoS requirement is not satisfied, the communication beam management process can be performed again.
  • Embodiment 1 Improve the gesture recognition performance of the mobile phone terminal.
  • the network can determine the optimal beam pair between the gNB and the UE through the above-mentioned method provided by this application, so that the user falls into the above-mentioned first area. Specifically, it can be realized by scanning and measuring downlink and uplink beams, or by scanning and measuring downlink (or uplink) beams, combined with beam consistency. Generally speaking, the base station has more antennas, so it can form a narrower scanning beam.
  • the base station will dwell on each beam for a certain period of time to complete the beam measurement.
  • the optimal beam pair is jointly determined based on the first measurement quantity combined with the second measurement quantity.
  • the gNB uses the current beam to repeatedly send the first signal multiple times.
  • the first measurement amount is caused by user actions, but not necessarily caused by gesture actions to be performed by the user in the sensing service.
  • the mobile phone application software instructs the user to adopt a certain fixed gesture, such as instructing the user to continuously draw " ⁇ " in the space at an appropriate distance from the mobile phone, while the subsequent actual sensing service is to write Arabic numerals in the space, and the mobile phone perceives Gestures and recognize written numbers; the user does not need to make fixed gestures during the beam measurement process.
  • the mobile phone measures the user's respiration or heartbeat by receiving the first signal reflected by the user's body, and obtains the first measurement result of the beam measurement. The result can also reflect the perception performance of the current beam pair and help to determine the best beam pair.
  • the gNB sequentially scans and measures beams in different directions.
  • the direction is facing UE, which is the best uplink/downlink beam on the base station side for pure communication services.
  • the area where the user is located is not UE's.
  • the mobile phone can realize user gesture recognition based on the downlink CSI time series or the time series of received signals, combined with the pre-collected gesture data set in the application server database, and by using related algorithms of pattern recognition or machine learning.
  • Embodiment 2 The optimal beam pair is determined by integrating the first measurement quantity and the second measurement quantity.
  • a UE in the network needs to perform breath + heartbeat sensing service (for example, the sensing terminal is a mobile phone with sensing function).
  • breath + heartbeat sensing service for example, the sensing terminal is a mobile phone with sensing function.
  • the sensing terminal is a mobile phone with sensing function.
  • the measurement quantity of traditional communication beam management (the second measurement quantity), such as the RSRP measurement result, can be integrated to make a comprehensive judgment and determine the optimal downlink/uplink beam.
  • the measurement result of the first measurement quantity of beam 4 can meet the perceptual QoS requirements, but because the corresponding signal propagation path is longer, its corresponding RSRP measurement result is worse than that of beam 5, so the gNB side is optimal
  • the downlink/uplink beam is determined as beam 5.
  • Embodiment 3 The base station realizes traffic flow perception in a certain area through perception beam management.
  • the sensing party may be UE or gNB supporting the sensing function.
  • Sensing business can be the monitoring of people/vehicle flow in a certain local area (perceiving the congestion of people/vehicle flow in the current area, such as whether it is congested or not, the level of congestion), or the behavior pattern recognition of crowds and vehicles, such as perceiving whether the vehicle is going straight or turning, etc. wait.
  • this situation belongs to the perception mode in which gNB A sends the first signal and gNB B receives the first signal.
  • gNB A and gNB B determine the best transceiver beam pair through the above method provided by this application, so as to realize the perception of a specific area around gNB B.
  • the perception measurement method provided in the embodiment of this application may be executed by a perception measurement device .
  • the perception measurement method performed by the perception measurement device is taken as an example to illustrate the perception measurement device provided in the embodiment of the present application.
  • the sensory measurement device 900 provided in the embodiment of the present application includes:
  • a determination module 901 configured to determine a target beam that meets a target quality of service requirement, where the target quality of service requirement is a perceptual quality of service requirement or a synaesthesia quality of service requirement;
  • An execution module 902 configured to execute a sensing service or a synaesthesia service based on the target beam.
  • the determining module 901 is specifically configured to: use a first signal to perform beam scanning to obtain a target beam that meets the target quality of service requirement, and the first signal includes a dedicated sensing signal, a synesthesia integration signal, and a reference at least one of the signals.
  • the determining module 901 includes:
  • an execution unit configured to perform beam measurement of the first beam, and determine whether the first beam satisfies the target quality of service requirement
  • a determining unit configured to determine the first beam as the target beam when the first beam satisfies the target quality of service requirement
  • the first beam is a beam used for communication, and the first beam is obtained based on beam management for communication.
  • the execution unit is further configured to: when the first beam does not meet the target quality of service requirement, perform beam scanning using the first signal to obtain a target beam that meets the target quality of service requirement,
  • the first signal includes at least one of a dedicated sensing signal, a synesthesia integration signal and a reference signal.
  • the execution unit is specifically configured to: measure the first beam, and obtain a first measurement result, where the first measurement result includes a measurement result of a first measurement quantity associated with perceived service quality; based on the The first measurement result determines whether the first beam satisfies the target quality of service requirement; wherein, if the first measurement result meets the target quality of service requirement, determine that the first beam is the target beam.
  • the execution unit is specifically configured to: send a second signal based on the first beam, where the second signal includes at least one of a dedicated sensing signal, a synesthesia integration signal, and a reference signal; according to the second
  • the first target information sent by the sensing device determines whether the first beam satisfies the target quality of service requirement; performing a second measurement result obtained by performing a measurement or determining first indication information whether the first beam satisfies the target quality of service requirement based on the second measurement result, where the second measurement result includes the first indication information associated with the perceived quality of service A measurement result of a measured quantity.
  • the determination module 901 is specifically configured to: use the first signal to perform a first beam scan to obtain a third measurement result; determine a target beam that meets the target quality of service requirement according to the third measurement result; wherein, During scanning of the first beam, the first signal is received by the first sensing device.
  • the third measurement result satisfies at least one of the following:
  • the third measurement result includes a first measurement result, or the third measurement result includes a first measurement result and a second measurement result result;
  • the third measurement result includes a first measurement result and a second measurement result
  • the first measurement quantity is a measurement quantity related to perceived service quality
  • the second measurement quantity is a measurement quantity related to communication service quality
  • the determination module 901 is specifically configured to: use the first signal to perform second beam scanning; determine the target beam that meets the target quality of service requirement according to the second target information sent by the second sensing device; wherein, the The second target information is the fourth measurement result obtained by the second sensing device based on the second beam scanning measurement or the beam information of the target beam that meets the target quality of service requirement determined based on the fourth measurement result; During the process of scanning the second beam, the first sensing device sends the first signal.
  • the fourth measurement result satisfies at least one of the following:
  • the fourth measurement result includes a first measurement result, or the fourth measurement result includes a first measurement result and a second measurement result result;
  • the fourth measurement result includes a first measurement result and a second measurement result
  • the first measurement quantity is a measurement quantity related to perceived service quality
  • the second measurement quantity is a measurement quantity related to communication service quality
  • the first measured quantity includes at least one of the following:
  • Channel state information CSI time series CSI sample number, CSI time series smooth root mean square error, CSI time series signal to interference plus noise ratio, CSI time series autocorrelation peak difference, CSI time series period standard deviation, CSI time series Periodic variance, amplitude standard deviation of CSI time series, amplitude variance of CSI time series and reproducibility evaluation index of CSI time series.
  • the perception measurement device 900 further includes:
  • An acquiring module configured to acquire sensing parameter configuration information corresponding to a target quality of service requirement, where the sensing parameter configuration information is used to configure transmission information of the first signal.
  • the obtaining module is specifically configured to perform any of the following:
  • the target device is a core network device or a second sensing device associated with the first sensing device.
  • the sensing parameter configuration information includes at least one of the following: a first signal, a frequency domain configuration parameter, a time domain configuration parameter, an air domain configuration parameter, and a power configuration parameter.
  • the perception measurement apparatus 900 further includes:
  • An output module configured to output reminder information according to the beam scanning, where the reminder information is used to prompt to change the angle of the sensing target relative to the first sensing device.
  • the reminder information includes angle adjustment information of the sensing target relative to the first sensing device, and the angle adjustment information is determined based on an optimal communication beam of the first sensing device.
  • the perception measurement device 900 further includes:
  • a sending module configured to send perception capability information to the target device, where the perception capability information is used to determine a beam scanning mode
  • the target device is a core network device or a second sensing device associated with the first sensing device
  • the beam scanning method includes at least one of the first beam scanning and the second beam scanning;
  • the first sensing device receives the first signal; during the second beam scanning process, the first sensing device sends the first signal.
  • the sensing capability information includes: beamforming capability information of the first sensing device or beam scanning capability information of the first sensing device.
  • the sensing capability information further includes sensing configuration parameter information, where the sensing parameter configuration information is used to configure transmission information of the first signal.
  • the target quality of service requirement can be effectively guaranteed, thereby improving the sensing performance.
  • the sensory measurement device in the embodiment of the present application may be an electronic device, such as an electronic device with an operating system, or a component in the electronic device, such as an integrated circuit or a chip.
  • the electronic device may be a terminal, or other devices other than the terminal.
  • the terminal may include, but not limited to, the types of terminal 11 listed above, and other devices may be servers, Network Attached Storage (NAS), etc., which are not specifically limited in this embodiment of the present application.
  • NAS Network Attached Storage
  • the perception measurement device provided in the embodiment of the present application can realize each process realized by the method embodiment in FIG. 5 and achieve the same technical effect. To avoid repetition, details are not repeated here.
  • this embodiment of the present application also provides a communication device 1000, including a processor 1001 and a memory 1002, and the memory 1002 stores programs or instructions that can run on the processor 1001.
  • the programs or instructions are executed by the processor 1001, the various steps of the above embodiments of the perception measurement method can be realized, and the same technical effect can be achieved, which will not be repeated here.
  • the embodiment of the present application also provides a terminal, including a processor and a communication interface, the processor is used to determine the target beam that meets the target quality of service requirement, the target quality of service requirement is the perception service quality requirement or the synaesthesia service quality requirement, and the communication interface It is used to perform a sensing service based on the target beam.
  • This terminal embodiment corresponds to the above-mentioned terminal-side method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • FIG. 11 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 1100 includes, but is not limited to: a radio frequency unit 1101, a network module 1102, an audio output unit 1103, an input unit 1104, a sensor 1105, a display unit 1106, a user input unit 1107, an interface unit 1108, a memory 1109, and a processor 1110. At least some parts.
  • the terminal 1100 may also include a power supply (such as a battery) for supplying power to various components, and the power supply may be logically connected to the processor 1110 through the power management system, so as to manage charging, discharging, and power consumption through the power management system. Management and other functions.
  • a power supply such as a battery
  • the terminal structure shown in FIG. 11 does not constitute a limitation on the terminal, and the terminal may include more or fewer components than shown in the figure, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 1104 may include a graphics processing unit (Graphics Processing Unit, GPU) 11041 and a microphone 11042, and the graphics processor 11041 is used in a video capture mode or an image capture mode by an image capture device (such as the image data of the still picture or video obtained by the camera) for processing.
  • the display unit 1106 may include a display panel 11061, and the display panel 11061 may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 1107 includes at least one of a touch panel 11071 and other input devices 11072 .
  • Touch panel 11071 also called touch screen.
  • the touch panel 11071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 11072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 1101 may transmit the downlink data from the network side device to the processor 1110 for processing after receiving it; in addition, the radio frequency unit 1101 may send uplink data to the network side device.
  • the radio frequency unit 1101 includes, but is not limited to, an antenna, an amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • the memory 1109 can be used to store software programs or instructions as well as various data.
  • the memory 1109 may mainly include a first storage area for storing programs or instructions and a second storage area for storing data, wherein the first storage area may store an operating system, an application program or instructions required by at least one function (such as a sound playing function, image playback function, etc.), etc.
  • memory 1109 may include volatile memory or nonvolatile memory, or, memory 1109 may include both volatile and nonvolatile memory.
  • the non-volatile memory can be read-only memory (Read-Only Memory, ROM), programmable read-only memory (Programmable ROM, PROM), erasable programmable read-only memory (Erasable PROM, EPROM), electronically programmable Erase Programmable Read-Only Memory (Electrically EPROM, EEPROM) or Flash.
  • ROM Read-Only Memory
  • PROM programmable read-only memory
  • Erasable PROM Erasable PROM
  • EPROM erasable programmable read-only memory
  • Electrical EPROM Electrical EPROM
  • EEPROM electronically programmable Erase Programmable Read-Only Memory
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous connection dynamic random access memory (Synch link DRAM , SLDRAM) and Direct Memory Bus Random Access Memory (Direct Rambus RAM, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • SDRAM double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM Double Data Rate SDRAM
  • DDRSDRAM double data rate synchronous dynamic random access memory
  • Enhanced SDRAM, ESDRAM enhanced synchronous dynamic random access memory
  • Synch link DRAM , SLDRAM
  • Direct Memory Bus Random Access Memory Direct Rambus
  • the processor 1110 may include one or more processing units; optionally, the processor 1110 integrates an application processor and a modem processor, wherein the application processor mainly processes operations related to the operating system, user interface, and application programs, etc., Modem processors mainly process wireless communication signals, such as baseband processors. It can be understood that the foregoing modem processor may not be integrated into the processor 1110 .
  • the processor 1110 is configured to determine a target beam that meets a target quality of service requirement, where the target quality of service requirement is a perceptual quality of service requirement or a synaesthesia quality of service requirement;
  • the radio frequency unit 1101 is configured to perform a sensing service based on the target beam.
  • the target quality of service requirement can be effectively guaranteed, thereby improving sensing performance.
  • the processor 1110 is specifically configured to: use a first signal to perform beam scanning to obtain a target beam that meets the target quality of service requirement, and the first signal includes a dedicated sensing signal, a synesthesia integration signal, and a reference at least one of the signals.
  • the processor 1110 is specifically configured to: perform beam measurement of the first beam to determine whether the first beam meets the target quality of service requirement; if the first beam meets the target quality of service requirement In some cases, the first beam is determined as the target beam; wherein, the first beam is a beam used for communication, and the first beam is obtained based on beam management for communication.
  • the processor 1110 is further configured to: when the first beam does not meet the target quality of service requirement, use the first signal to perform beam scanning to obtain a target beam that meets the target quality of service requirement , the first signal includes at least one of a dedicated sensing signal, a synesthesia integration signal, and a reference signal.
  • the processor 1110 is specifically configured to: measure the first beam, and obtain a first measurement result, where the first measurement result includes a measurement result of a first measurement quantity associated with perceived service quality; based on The first measurement result determines whether the first beam satisfies the target quality of service requirement; wherein, if the first measurement result meets the target quality of service requirement, it is determined that the first beam is the target beam .
  • the processor 1110 is specifically configured to: send a second signal based on the first beam, where the second signal includes at least one of a dedicated sensing signal, a synesthesia integration signal, and a reference signal; according to the first
  • the first target information sent by the second sensing device determines whether the first beam satisfies the target quality of service requirement;
  • the second measurement result obtained by beam measurement or the first indication information for determining whether the first beam satisfies the target quality of service requirement based on the second measurement result, the second measurement result including the perceived quality of service
  • the measurement result of the first measurement quantity is specifically configured to: send a second signal based on the first beam, where the second signal includes at least one of a dedicated sensing signal, a synesthesia integration signal, and a reference signal; according to the first
  • the first target information sent by the second sensing device determines whether the first beam satisfies the target quality of service requirement;
  • the second measurement result obtained by beam measurement or the first indication information for determining whether the first beam satisfies
  • the processor 1110 is specifically configured to: use the first signal to perform first beam scanning to obtain a third measurement result; determine a target beam that meets the target quality of service requirement according to the third measurement result; wherein, During scanning of the first beam, the first signal is received by the first sensing device.
  • the third measurement result satisfies at least one of the following:
  • the third measurement result includes a first measurement result, or the third measurement result includes a first measurement result and a second measurement result result;
  • the third measurement result includes a first measurement result and a second measurement result
  • the first measurement quantity is a measurement quantity related to perceived service quality
  • the second measurement quantity is a measurement quantity related to communication service quality
  • the processor 1110 is specifically configured to: use the first signal to perform second beam scanning; determine a target beam that meets the target quality of service requirement according to the second target information sent by the second sensing device; wherein, the The second target information is the fourth measurement result obtained by the second sensing device based on the second beam scanning measurement or the beam information of the target beam that meets the target quality of service requirement determined based on the fourth measurement result; During the process of scanning the second beam, the first sensing device sends the first signal.
  • the fourth measurement result satisfies at least one of the following:
  • the fourth measurement result includes a first measurement result, or the fourth measurement result includes a first measurement result and a second measurement result result;
  • the fourth measurement result includes a first measurement result and a second measurement result
  • the first measurement quantity is a measurement quantity related to perceived service quality
  • the second measurement quantity is a measurement quantity related to communication service quality
  • the first measured quantity includes at least one of the following:
  • Channel state information CSI time series CSI sample number, CSI time series smooth root mean square error, CSI time series signal to interference plus noise ratio, CSI time series autocorrelation peak difference, CSI time series period standard deviation, CSI time series Periodic variance, amplitude standard deviation of CSI time series, amplitude variance of CSI time series and reproducibility evaluation index of CSI time series.
  • the processor 1110 is further configured to: acquire perception parameter configuration information corresponding to a target quality of service requirement, where the perception parameter configuration information is used to configure transmission information of the first signal.
  • processor 1110 is specifically configured to perform any of the following:
  • the target device is a core network device or a second sensing device associated with the first sensing device.
  • the sensing parameter configuration information includes at least one of the following: a first signal, a frequency domain configuration parameter, a time domain configuration parameter, an air domain configuration parameter, and a power configuration parameter.
  • the processor 1110 is further configured to: output reminder information according to the beam scanning, the reminder information It is used to prompt to change the angle of the sensing target relative to the first sensing device.
  • the reminder information includes angle adjustment information of the sensing target relative to the first sensing device, and the angle adjustment information is determined based on an optimal communication beam of the first sensing device.
  • the radio frequency unit 1101 is further configured to: send perception capability information to the target device, where the perception capability information is used to determine a beam scanning manner;
  • the target device is a core network device or a second sensing device associated with the first sensing device
  • the beam scanning mode includes at least one of the first beam scanning and the second beam scanning;
  • the first sensing device receives the first signal; during the second beam scanning process, the first sensing device sends the first signal.
  • the sensing capability information includes: beamforming capability information of the first sensing device or beam scanning capability information of the first sensing device.
  • the sensing capability information further includes sensing configuration parameter information, where the sensing parameter configuration information is used to configure transmission information of the first signal.
  • the embodiment of the present application also provides a network side device, including a processor and a communication interface, and the processor is used to determine a target beam that meets a target quality of service requirement, where the target quality of service requirement is a perceptual quality of service requirement or a synaesthesia quality of service requirement,
  • the communication interface is used to perform a sensing service based on the target beam.
  • the network-side device embodiment corresponds to the above-mentioned network-side device method embodiment, and each implementation process and implementation mode of the above-mentioned method embodiment can be applied to this network-side device embodiment, and can achieve the same technical effect.
  • the embodiment of the present application also provides a network side device.
  • the network side device 1200 includes: an antenna 1201 , a radio frequency device 1202 , a baseband device 1203 , a processor 1204 and a memory 1205 .
  • the antenna 1201 is connected to the radio frequency device 1202 .
  • the radio frequency device 1202 receives information through the antenna 1201, and sends the received information to the baseband device 1203 for processing.
  • the baseband device 1203 processes the information to be sent and sends it to the radio frequency device 1202
  • the radio frequency device 1202 processes the received information and sends it out through the antenna 1201 .
  • the method performed by the network side device in the above embodiments may be implemented in the baseband device 1203, where the baseband device 1203 includes a baseband processor.
  • the baseband device 1203 may include, for example, at least one baseband board, on which a plurality of chips are arranged, as shown in FIG.
  • the program executes the network device operations shown in the above method embodiments.
  • the network side device may also include a network interface 1206, such as a common public radio interface (common public radio interface, CPRI).
  • a network interface 1206 such as a common public radio interface (common public radio interface, CPRI).
  • the network side device 1200 in this embodiment of the present invention further includes: instructions or programs stored in the memory 1205 and executable on the processor 1204, and the processor 1204 calls the instructions or programs in the memory 1205 to execute the various programs shown in FIG.
  • the method of module execution achieves the same technical effect, so in order to avoid repetition, it is not repeated here.
  • the embodiment of the present application also provides a readable storage medium, on which a program or instruction is stored, and when the program or instruction is executed by a processor, each process of the above embodiment of the sensory measurement method can be realized, and the same can be achieved. To avoid repetition, the technical effects will not be repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiments.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory ROM, a random access memory RAM, a magnetic disk or an optical disk, and the like.
  • the embodiment of the present application further provides a chip, the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used to run programs or instructions to implement the above-mentioned sensory measurement method embodiment
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used to run programs or instructions to implement the above-mentioned sensory measurement method embodiment
  • the chip mentioned in the embodiment of the present application may also be called a system-on-chip, a system-on-chip, a system-on-a-chip, or a system-on-a-chip.
  • the embodiment of the present application further provides a computer program product, the computer program product is stored in a storage medium, and the computer program product is executed by at least one processor to implement the various processes in the above embodiments of the perception measurement method, and can To achieve the same technical effect, in order to avoid repetition, no more details are given here.
  • An embodiment of the present application also provides a perception measurement system, including: a terminal and a network-side device, the terminal can be used to perform the steps of the above-mentioned perception measurement method, and the network-side device can be used to perform the above-mentioned perception The steps of the measurement method.
  • the term “comprising”, “comprising” or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or apparatus comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or device. Without further limitations, an element defined by the phrase “comprising a " does not preclude the presence of additional identical elements in the process, method, article, or apparatus comprising that element.
  • the scope of the methods and devices in the embodiments of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved. Functions are performed, for example, the described methods may be performed in an order different from that described, and various steps may also be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
  • the methods of the above embodiments can be implemented by means of software plus a necessary general-purpose hardware platform, and of course also by hardware, but in many cases the former is better implementation.
  • the technical solution of the present application can be embodied in the form of computer software products, which are stored in a storage medium (such as ROM/RAM, magnetic disk, etc.) , CD-ROM), including several instructions to make a terminal (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) execute the methods described in the various embodiments of the present application.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande appartient au domaine des communications. Sont divulgués un procédé et un appareil de mesure de détection, ainsi qu'un dispositif de communication et un support de stockage lisible. Le procédé de mesure de détection dans les modes de réalisation de la présente demande comprend les étapes suivantes : un premier dispositif de détection détermine un faisceau cible qui satisfait une exigence de qualité de service cible, l'exigence de qualité de service cible étant une exigence de qualité de service de détection ou une exigence de qualité de service de détection et de communication ; et le premier dispositif de détection exécute un service de détection sur la base du faisceau cible.
PCT/CN2022/140655 2021-12-24 2022-12-21 Procédé et appareil de mesure de détection, dispositif de communication et support de stockage lisible WO2023116756A1 (fr)

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