CN117336665A - A sensing system, method, device and storage medium - Google Patents

Abstract

The application provides a perception system, a perception method, a perception device and a storage medium, relates to the technical field of communication, and is used for solving the problem that a communication perception integrated architecture cannot meet diversified perception scenes in the prior art. The perception system comprises: AMF, configured to: determining a required resource amount of the perceived need; when the required resource amount is larger than a first preset threshold value, selecting a to-be-selected sensing network element with the resource utilization rate smaller than a second preset threshold value from at least one to-be-selected sensing network element, and determining the to-be-selected sensing network element as a target sensing network element; triggering a target sensing network element to send a base station sensing activation message to a target sensing base station based on sensing requirements; a target aware base station configured to: receiving a base station perception activation message; performing wireless signal sensing based on the base station sensing activation message, and determining first sensing data corresponding to sensing requirements; and sending the second perception data to the target perception network element.

Description

A sensing system, method, device and storage medium

Technical field

The present application relates to the field of communication technology, and in particular, to a sensing system, method, device and storage medium.

Background technique

Integrated communication and perception means that while the wireless network is communicating, it can also realize positioning, ranging, speed measurement and other sensing functions through the wireless network. In recent years, communication perception integration has become a popular research direction and is considered one of the important technical directions for the future evolution of wireless communication networks.

At present, communication perception integration is still in its infancy, mainly through sensing network elements and existing network architecture to jointly realize the function of communication perception integration. However, since the sensing network elements and the existing network architecture work independently, the existing communication sensing integrated architecture cannot meet diverse sensing scenarios.

Contents of the invention

This application provides a sensing system, method, device and storage medium to solve the technical problem in the existing technology that the communication sensing integrated architecture cannot satisfy diverse sensing scenarios.

In order to achieve the above purpose, this application adopts the following technical solutions:

The first aspect provides a sensing system, including: access mobility management (Authentication Management Function, AMF), at least one edge sensing network element and at least one sensing base station; the AMF is configured to: determine the amount of required resources for sensing requirements; when When the amount of required resources is greater than the first preset threshold, select the candidate sensing network element whose resource utilization is less than the second preset threshold from at least one candidate sensing network element and determine it as the target sensing network element; trigger the target sensing based on the sensing demand The network element sends a base station sensing activation message to the target sensing base station; at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is at least one sensing base station whose base station capability meets the sensing requirements. Base station; the base station sensing activation message is used to instruct the target sensing network element to perform wireless signal sensing based on sensing requirements; the base station sensing activation message includes sensing requirements; the target sensing base station is configured to: receive the base station sensing activation message; perform wireless signal sensing based on the base station sensing activation message. Signal sensing: determine the first sensing data corresponding to the sensing requirements; send the second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data.

Optionally, the sensing system further includes a sensing requirement device; the sensing requirement device is configured to: send the sensing requirement to the AMF; the AMF is further configured to: receive the sensing requirement; and determine at least one candidate sensing network element based on the sensing requirement.

Optionally, the AMF is specifically configured to: send a network element sensing activation message to the target sensing network element; the network element sensing activation message is used to instruct the target sensing network element to send a base station sensing activation message to the target sensing base station; the target sensing network element, It is configured to: receive the network element sensing activation message; generate the base station sensing activation message based on the network element sensing activation message; send the base station sensing activation message to the target sensing base station through the AMF; and receive the second sensing data.

Optionally, the target sensing network element is further configured to: determine the processed first sensing data based on the second sensing data; and send the processed first sensing data to the sensing demand device.

Optionally, when the second sensing data is the first sensing data, the target sensing network element is specifically configured to: determine the processed first sensing data based on the first sensing data; and send the processed first sensing data to the sensing demand device. the first sensory data.

Optionally, in the case where the second sensing data is the processed first sensing data, the target sensing network element is specifically configured to: send the processed first sensing data to the sensing demand device.

Optionally, when there are multiple target sensing base stations, the target sensing base station is specifically configured to: send the first sensing data to the target sensing network element.

Optionally, the AMF is specifically configured to: determine the required resource amount as the product of the amount of resources consumed by a sensing base station for one wireless signal sensing, the sensing frequency, and the required number of sensing base stations corresponding to the sensing requirements; or, determine the required resource amount for one sensing base station. The product of the amount of resources consumed per unit range, sensing frequency and coverage of sensing requirements is determined as the required resource amount.

Optionally, the AMF is specifically configured to: determine the resource utilization of the candidate sensing network element based on the central processor CPU utilization, memory utilization, disk utilization, and network utilization of the candidate sensing network element.

In the second aspect, a sensing method is provided, applied to AMF; the sensing method includes: determining the amount of resources required for sensing needs; when the amount of resources required is greater than the first preset threshold, selecting resources from at least one candidate sensing network element The candidate sensing network element whose utilization rate is less than the second preset threshold is determined as the target sensing network element; at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is at least one sensing base station , the sensing base station whose base station capability meets the sensing requirements; triggers the target sensing network element to send a base station sensing activation message to the target sensing base station based on the sensing requirements; the base station sensing activation message is used to instruct the target sensing network element to sense wireless signals based on the sensing requirements; base station sensing The activation message includes perceived requirements.

Optionally, the sensing method further includes: receiving sensing requirements; and determining at least one candidate sensing network element based on the sensing requirements.

Optionally, triggering the target sensing network element to send a base station sensing activation message to the target sensing base station based on sensing requirements, including: sending a network element sensing activation message to the target sensing network element; the network element sensing activation message is used to instruct the target sensing network element to send a message to the target sensing network element. The sensing base station sends a base station sensing activation message; receives the base station sensing activation message sent by the target sensing network element; and sends the base station sensing activation message to the target sensing base station.

Optionally, the sensing method further includes: receiving second sensing data; determining processed first sensing data based on the second sensing data; and sending the processed first sensing data to the sensing demand device.

Optionally, determining the processed first perception data based on the second perception data includes: determining the processed first perception data based on the first perception data.

Optionally, determining the processed first perception data based on the second perception data includes: determining the processed first perception data based on the processed first perception data.

Optionally, the sensing method also includes: determining the product of the amount of resources consumed by a sensing base station for one wireless signal sensing, the sensing frequency and the required number of sensing base stations corresponding to the sensing demand as the required resource amount; or, determining the unit range of one sensing The product of the amount of resources consumed, the sensing frequency and the coverage range of sensing requirements is determined as the required resource amount.

Optionally, the sensing method also includes: determining the resource utilization of the candidate sensing network element based on the central processor CPU utilization, memory utilization, disk utilization, and network utilization of the candidate sensing network element.

In the third aspect, a sensing method is provided, which is applied to a target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station; the sensing method includes: receiving a base station sensing activation message sent by the target sensing network element; The base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on sensing requirements; the base station sensing activation message includes the sensing requirements; the target sensing network element is at least one candidate sensing network element whose resource utilization is less than the second preset threshold. Select sensing network elements; at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; perform wireless signal sensing in response to the base station sensing activation message, determine first sensing data corresponding to sensing requirements; The sensing network element sends second sensing data; the second sensing data is the first sensing data or the processed first sensing data.

Optionally, when there are multiple target sensing base stations, sending the second sensing data to the target sensing network element includes: sending the first sensing data to the target sensing network element.

In a fourth aspect, a sensing device is provided, applied to AMF; including: a determining unit and a processing unit; a determining unit used to determine the amount of resources required for sensing needs; and a processing unit used when the amount of resources required is greater than a first preset threshold When The target edge sensing network element; the target sensing base station is a sensing base station whose base station capability meets the sensing demand among at least one sensing base station; the processing unit is also used to trigger the target sensing network element to send a base station sensing activation message to the target sensing base station based on the sensing demand; the base station The sensing activation message is used to instruct the target sensing network element to sense wireless signals based on sensing requirements; the base station sensing activation message includes the sensing requirements.

Optionally, the sensing device further includes: a receiving unit; a receiving unit configured to receive sensing requirements; and a determining unit further configured to determine at least one candidate sensing network element based on the sensing requirements.

Optionally, the processing unit is specifically configured to: send a network element sensing activation message to the target sensing network element; the network element sensing activation message is used to instruct the target sensing network element to send a base station sensing activation message to the target sensing base station; receive the target sensing network element The base station sensing activation message is sent; the base station sensing activation message is sent to the target sensing base station.

Optionally, the sensing device further includes: a sending unit; a sending unit configured to send a network element sensing activation message to the target sensing network element; and the network element sensing activation message is used to instruct the target sensing network element to send a base station sensing activation message to the target sensing base station. .

Optionally, the receiving unit is also configured to receive the second sensing data; the determining unit is also configured to determine the processed first sensing data based on the second sensing data; the sending unit is also configured to send the processed first sensing data to the sensing demand device. the first sensory data.

Optionally, the determining unit is specifically configured to: determine the processed first sensing data based on the first sensing data.

Optionally, the determining unit is specifically configured to: determine the processed first sensing data based on the processed first sensing data.

Optionally, the determining unit is also configured to determine the required resource amount as the product of the amount of resources consumed by a sensing base station for one wireless signal sensing, the sensing frequency, and the required number of sensing base stations corresponding to the sensing demand;

The determining unit is also used to determine the required resource amount as the product of the amount of resources consumed by one sensing unit range, the sensing frequency, and the coverage range of sensing requirements.

Optionally, the determining unit is also configured to determine the resource utilization of the candidate sensing network element based on the central processor CPU utilization, memory utilization, disk utilization, and network utilization of the candidate sensing network element.

In the fifth aspect, a sensing device is provided, applied to a target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirements in at least one sensing base station; including: a receiving unit, a processing unit and a sending unit; a receiving unit to receive the target The base station sensing activation message sent by the sensing network element; the base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on sensing requirements; the base station sensing activation message includes sensing requirements; the target sensing network element is a resource in at least one candidate sensing network element Candidate sensing network elements whose utilization rate is less than the second preset threshold; at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the processing unit performs wireless signal sensing in response to the base station sensing activation message, Determine the first sensing data corresponding to the sensing requirement; the sending unit sends the second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data; the target sensing network element is the target sensing data One of at least one target edge sensing network element to which the base station is connected.

Optionally, the sending unit is specifically used to: send the first sensing data to the target sensing network element.

In a sixth aspect, a sensing device is provided, including a memory and a processor; the memory is used to store computer execution instructions, and the processor and the memory are connected through a bus; when the sensing device is running, the processor executes the computer execution instructions stored in the memory, so that the The sensing device performs the sensing method described in the second aspect or the third aspect.

The sensing device may be a network device, or may be a part of the network device, such as a chip system in the network device. The chip system is used to support network equipment to implement the functions involved in the second aspect or the third aspect and any possible implementation thereof, for example, obtaining, determining, and sending the data and/or information involved in the above sensing method. . The chip system includes chips and may also include other discrete devices or circuit structures.

In a seventh aspect, a computer-readable storage medium is provided. The computer-readable storage medium includes computer-executable instructions. When the computer-executed instructions are run on a computer, the computer is caused to execute the sensing method described in the second or third aspect.

In an eighth aspect, a computer program product is also provided. The computer program product includes computer instructions. When the computer instructions are run on the sensing device, the sensing device performs the sensing method as described in the second aspect or the third aspect.

It should be noted that the above computer instructions may be stored in whole or in part on a computer-readable storage medium. The computer-readable storage medium may be packaged together with the processor of the sensing device, or may be packaged separately from the processor of the sensing device, which is not limited in the embodiments of the present application.

For descriptions of the second, third, fourth, fifth, sixth, seventh and eighth aspects of this application, reference may be made to the detailed description of the first aspect.

In the embodiment of the present application, the name of the above-mentioned sensing device does not limit the device or functional module itself. In actual implementation, these devices or functional modules may appear under other names. For example, the receiving unit may also be called a receiving module, a receiver, etc. As long as the functions of each device or functional module are similar to those of this application, they fall within the scope of the claims of this application and its equivalent technologies.

The technical solution provided by this application at least brings the following beneficial effects:

Based on any of the above aspects, this application provides a sensing system, including: AMF, at least one edge sensing network element and at least one sensing base station; the AMF is configured to: determine the amount of required resources for sensing needs; when the amount of required resources is greater than the When a preset threshold is reached, select the candidate sensing network element whose resource utilization is less than the second preset threshold from at least one candidate sensing network element and determine it as the target sensing network element; trigger the target sensing network element to target sensing based on the sensing needs The base station sends a base station sensing activation message; at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station; base station sensing activation The message is used to instruct the target sensing network element to perform wireless signal sensing based on sensing requirements; the base station sensing activation message includes sensing requirements; the target sensing base station is configured to: receive the base station sensing activation message; perform wireless signal sensing based on the base station sensing activation message, and determine the Sensing the first sensing data corresponding to the demand; sending the second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data.

It can be seen from the above that AMF can select a candidate sensing network element whose resource utilization is less than the second preset threshold from multiple candidate sensing network elements as the target sensing network when the required resource amount of the sensing demand is greater than the first preset threshold. Yuan. In this way, the target sensing network element with a smaller resource utilization rate can handle the sensing demand that requires a larger amount of resources, thereby improving the resource utilization rate of the sensing network element and accelerating the speed of wireless signal sensing. Moreover, through the integrated communication and sensing network structure of AMF, edge sensing network elements and sensing base stations, the target sensing base station that meets each sensing demand can be determined, so that the sensing base station can handle each sensing demand, thereby meeting diverse sensing demands. .

In addition, since the AMF is a device in the core network, the sensing system can utilize the AMF and base stations in the existing network architecture without making major adjustments to the existing network architecture, which can save costs.

For the beneficial effects of the first aspect, the second aspect, the third aspect, the fourth aspect, the fifth aspect, the sixth aspect, the seventh aspect and the eighth aspect of this application, you can refer to the analysis of the above beneficial effects, here No longer.

Description of drawings

Figure 1 is a schematic structural diagram of a sensing system provided by an embodiment of the present application;

Figure 2 is a schematic structural diagram of the sensing system in the existing network architecture provided by the embodiment of the present application;

Figure 3 is a schematic structural diagram of an AMF101 provided by an embodiment of the present application;

Figure 4 is a schematic structural diagram of an edge-aware network element 102 provided by an embodiment of the present application;

Figure 5 is a schematic structural diagram of a sensing base station 103 provided by an embodiment of the present application;

Figure 6 is a schematic diagram of the hardware structure of a sensing device provided by an embodiment of the present application;

Figure 7 is a schematic flowchart 1 of a sensing method provided by an embodiment of the present application;

Figure 8 is a schematic flowchart 2 of a sensing method provided by an embodiment of the present application;

Figure 9 is a schematic structural diagram of another sensing system provided by an embodiment of the present application;

Figure 10 is a schematic flowchart 3 of a sensing method provided by an embodiment of the present application;

Figure 11 is a schematic structural diagram of a sensing device provided by an embodiment of the present application;

Figure 12 is a schematic second structural diagram of a sensing device provided by an embodiment of the present application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

It should be noted that in the embodiments of this application, words such as "exemplary" or "for example" are used to represent examples, illustrations or explanations. Any embodiment or design described as "exemplary" or "such as" in the embodiments of the present application is not to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the words "exemplary" or "such as" is intended to present the concept in a concrete manner.

In order to facilitate a clear description of the technical solutions of the embodiments of the present application, in the embodiments of the present application, words such as “first” and “second” are used to distinguish the same or similar items with basically the same functions and effects. Technology in the art Personnel can understand that words such as "first" and "second" do not limit the quantity and order of execution.

As described in the background art, communication and perception integration means that the wireless network realizes positioning, ranging, speed measurement and other sensing functions through the wireless network while communicating. In recent years, communication perception integration has become a popular research direction and is considered one of the important technical directions for the future evolution of wireless communication networks.

At present, communication perception integration is still in its infancy, mainly through sensing network elements and existing network architecture to jointly realize the function of communication perception integration. However, since the sensing network elements and the existing network architecture work independently, the existing communication sensing integrated architecture cannot meet diverse sensing scenarios.

In response to the above problems, this application provides a sensing system, including: AMF, at least one edge sensing network element and at least one sensing base station; the AMF is configured to: determine the amount of required resources for sensing needs; when the amount of required resources is greater than the first predetermined amount, When setting the threshold, select the candidate sensing network element whose resource utilization is less than the second preset threshold from at least one candidate sensing network element and determine it as the target sensing network element; trigger the target sensing network element to send the signal to the target sensing base station based on the sensing needs. The base station sensing activation message; at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station; the base station sensing activation message is Instructing the target sensing network element to perform wireless signal sensing based on sensing requirements; the base station sensing activation message includes sensing requirements; the target sensing base station is configured to: receive the base station sensing activation message; perform wireless signal sensing based on the base station sensing activation message, and determine and sensing requirements Corresponding first sensing data; sending second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data.

It can be seen from the above that AMF can select a candidate sensing network element whose resource utilization is less than the second preset threshold from multiple candidate sensing network elements as the target sensing network when the required resource amount of the sensing demand is greater than the first preset threshold. Yuan. In this way, the target sensing network element with a smaller resource utilization rate can handle the sensing demand that requires a larger amount of resources, thereby improving the resource utilization rate of the sensing network element and accelerating the speed of wireless signal sensing. Moreover, through the integrated communication and sensing network structure of AMF, edge sensing network elements and sensing base stations, the target sensing base station that meets each sensing demand can be determined, so that the sensing base station can handle each sensing demand, thereby meeting diverse sensing demands. .

Figure 1 shows a structure of the sensing system. In some embodiments, as shown in Figure 1 , the sensing system includes: AMF 101, at least one edge sensing network element 102, and at least one sensing base station 103.

Among them, the AMF 101 is communicated with at least one edge sensing network element 102. AMF 101 is communicatively connected to at least one sensing base station 103. Each edge sensing network element 102 in the at least one edge sensing network element 102 is communicatively connected to some of the sensing base stations 103 in the at least one sensing base station 103.

In this application, AMF101 is configured to: determine the amount of required resources for sensing needs. When the required resource amount is greater than the first preset threshold, a candidate sensing network element whose resource utilization rate is less than the second preset threshold is selected from at least one candidate sensing network element and determined as the target sensing network element. The target sensing network element is triggered to send a base station sensing activation message to the target sensing base station based on the sensing requirement.

Wherein, at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station. The target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station. The base station sensing activation message is used to instruct the target sensing network element to sense wireless signals based on sensing requirements. The sensing base station 103 is a base station that can sense wireless signals by sensing the wireless signals of the cell.

Specifically, after obtaining the sensing requirement, the AMF 101 can determine the amount of resources required for the sensing requirement, that is, the amount of resources consumed for wireless signal sensing based on the sensing requirement. Next, when the amount of resources required by the sensed demand is greater than the first preset threshold, the AMF 101 may determine that the sensed demand is a large load demand.

In addition, the AMF 101 can also determine multiple candidate sensing network elements based on the sensing requirement. Then, the AMF 101 can determine the resource utilization of multiple candidate sensing network elements, and select the candidate sensing network element whose resource utilization is less than the second preset threshold to determine as the target sensing network element. Afterwards, the AMF 101 can also trigger the target sensing network element, so that the target sensing network element sends a base station sensing activation message to the target sensing base station.

It should be noted that since the sensing base station 103 senses wireless signals through sensing cells, the base station capabilities of the sensing base station 103 may include the sensing range (also called coverage) and sensing range of each sensing cell in the sensing base station 103. ability. In addition, perception requirements may also include the perception range and perception capabilities required to meet the perception requirements. In this case, the base station capability of the sensing base station 103 meets the sensing requirement, that is, the sensing range and sensing capability of the sensing cell in the sensing base station 103 satisfy the sensing range and sensing capability in the sensing requirement.

Optionally, when there is one target sensing base station and there are multiple target edge sensing network elements connected to the target sensing base station, AMF101 can select one target edge sensing network element from multiple target edge sensing network elements as the candidate sensing network element. . When there are multiple target sensing base stations (and each target sensing base station can independently meet the sensing requirements), the AMF 101 can select a target edge sensing network element from multiple target edge sensing network elements connected to the multiple target sensing base stations. The sensing network element to be selected.

Optionally, in this application, when the base station capabilities of multiple sensing base stations 103 jointly meet sensing requirements, multiple sensing base stations 103 can form a target sensing base station combination, and determine at least one edge sensing network element connected to the target sensing base station combination. 102 is the sensing network element to be selected.

Optionally, in this application, when the base station capabilities of multiple sensing base stations 103 jointly meet sensing requirements, multiple sensing base stations 103 can form a target sensing base station combination, and determine an edge sensing network element 102 connected to the target sensing base station combination. (or several edge sensing network elements 102) are candidate sensing network elements (or candidate sensing network element combinations). In addition, when there are multiple target sensing base stations (or target sensing base station combinations), AMF 101 can randomly select one target sensing base station (or target sensing base station combination) from multiple target sensing base stations (or multiple target sensing base station combinations). Correspondingly, the base station capability of the sensing network element is the sensing range and sensing capabilities of the sensing cells of all sensing base stations connected to the sensing network element.

Optionally, the AMF 101 can select candidate sensing network elements through a simple matching algorithm, or through any other algorithm, which is not limited in the embodiments of this application.

Optionally, the AMF 101 can also determine a target sensing base station whose base station capability meets the sensing demand based on the sensing demand, and determine multiple candidate sensing network elements connected to the target sensing base station. This is not limited in the embodiments of this application.

Optionally, when the amount of resources required by the sensing demand is less than or equal to the first preset threshold, AMF101 can randomly select a candidate sensing network element from multiple candidate sensing network elements as the target sensing network element, or select resources. Candidate sensing network elements whose utilization rate is less than the second preset threshold are target sensing network elements, and can also be selected through other matching algorithms, which are not limited in the embodiments of this application.

Optionally, AMF101 can sort multiple candidate sensing network elements according to their resource utilization, and select the candidate sensing network element with the smallest resource utilization from the multiple candidate sensing network elements to determine it as the target sensing network element.

In this application, the target sensing base station is configured to receive a base station sensing activation message. Perform wireless signal sensing based on the base station sensing activation message, and determine first sensing data corresponding to sensing requirements. Send the second sensing data to the target sensing network element through the AMF.

The second sensing data is the first sensing data or the processed first sensing data. The base station sensing activation message includes sensing requirements.

Specifically, the target sensing base station may receive the base station sensing activation message sent by the target sensing network element. Since the base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on sensing requirements, therefore, after receiving the base station sensing activation message, the target sensing base station can perform wireless signal sensing based on the sensing requirements in the base station sensing activation message to obtain The first sensing data (i.e. original data) corresponding to the sensing requirements.

In addition, the target sensing base station can directly send the first sensing data to the target sensing network element, or can process the first sensing data to obtain positioning, tracking, environment and other sensing results corresponding to the sensing requirements, that is, the processed first sensing data Therefore, the target sensing base station can send the second sensing data to the target sensing network element.

In this way, the AMF 101 determines the target sensing network element that handles the sensing needs, and the target sensing network element determines the target sensing base station that handles the sensing needs. The division of labor is clearer, and the load of the AMF 101 can also be reduced, and the sensing base station 103 and the sensing base station can be better matched. Demand management, and because AMF101 is a device in the core network, the sensing system has high adaptability to the existing network architecture, can meet diverse sensing needs, and can be used in a variety of scenarios.

It should be noted that the target sensing base station sends the second sensing data to the target sensing network element through the UPF, that is, the target sensing base station sends the second sensing data to the UPF. After receiving the second sensing data, the UPF sends the second sensing data to the target sensing network element. The element sends the second sensing data.

In a possible implementation manner, the sensing system further includes a sensing demand device. AMF101 communicates with the sensing demand device.

In this application, the sensing requirement device is configured to: send the sensing requirement to AMF101.

AMF101, is also configured to: receive sensing requirements. Determine at least one candidate sensing network element based on sensing requirements.

Specifically, the sensing requirement device may send the sensing requirement to AMF101. AMF 101 can receive this sensing requirement. Then, AMF 101 can determine candidate sensing network elements whose base station capabilities meet the sensing requirements based on the sensing requirements and its own stored access network configuration information.

Optionally, the access network configuration information includes the identity of the sensing base station 103 connected to each edge sensing network element 102, the sensing range and sensing capability of each sensing base station 103 (i.e., the sensing range and sensing cell in each sensing base station 103). perception).

Optionally, after receiving the sensing requirements, the AMF 101 can determine the target sensing base station whose base station capability meets the sensing requirements based on the sensing requirements and its own stored access network configuration information, and determine the central sensing network element or edge connected to the target sensing base station. The sensing network element is a candidate sensing network element.

Optionally, the sensing requirement device may be a terminal, a server, or other types of electronic devices, and may also be called an application function (Application Function, AF), which is not limited in the embodiments of the present application.

Figure 2 shows a schematic diagram of the sensing system in an existing network architecture. For example, in the existing network architecture, NWDAF, network repository function (NRF), unified data management function (Unified Data Management, UDM), centralized coordination function (Point Coordination Function, PCF), network Network Element Function (NEF), AF, Authentication Server Function (AUSF), Session Management Function (SMF), and AMF respectively pass the Nnwdaf interface, Nnrf interface, Nudm interface, Nudm interface, and Npcf interface, Nef interface, Naf interface, Nausf interface, Nsmf interface, Namf interface are connected on the bus. In addition, the edge sensing network element (SF) is connected on the bus through the Nsf interface, and the SF is connected to the UPF through the Ns7 interface. UPF is connected to the data network (DN) through the N6 interface, connected to the SMF through the N4, connected to the (R)AN (i.e., the sensing base station in this application), connected to the N3-AGF through the N3 interface, and connected to the N9 interface through the N9 interface. Connect with other UPFs. The AMF is connected to the (R)AN through the N2 interface and the UE through the N1 interface. N3-AGF connects to N3GPP access and UE in turn. (R)AN connects to the UE through the UU port.

In the above architecture, the edge sensing network element SF is connected to the AMF through the bus, and is also connected to the base station through the UPF. The AMF can also be connected to the base station through the N2 interface. In this way, the sensing system can be integrated into the existing network architecture to provide sensing services more conveniently.

Optionally, the UE may be a server, a car, a drone, etc., which is not limited in the embodiments of this application.

In a possible implementation manner, the AMF 101 is specifically configured to: send a network element awareness activation message to the target awareness network element.

The network element sensing activation message is used to instruct the target sensing network element to send the base station sensing activation message to the target sensing base station.

Optionally, the AMF 101 can also determine a target sensing base station whose base station capability meets the sensing demand through sensing requirements, and determine the edge sensing network element 102 connected to the target sensing base station as the target edge sensing network element. Therefore, the network element sensing message can include target sensing The identification of the base station.

Specifically, after receiving the sensing requirement, AMF101 can determine the target sensing network element based on the sensing requirement and the access network configuration information. Afterwards, AMF101 can determine the network element awareness activation message based on the sensing requirements, and send the network element awareness activation message to the target sensing network element.

In this application, the target sensing network element is configured to: receive the network element sensing activation message. Based on the network element awareness activation message, a base station awareness activation message is generated. Send a base station sensing activation message to the target sensing base station through AMF101. Receive second sensing data.

Specifically, the target sensing network element can receive the network element sensing activation message sent by AMF101. Afterwards, the target sensing network element can determine the target sensing base station whose base station capability meets the sensing demand among the sensing base stations 103 it is connected to based on the sensing requirements in the network element sensing activation message, and generate a base station sensing activation message based on the sensing requirements. Then, the target sensing network element can send a base station sensing activation message to the target sensing base station, so that the target sensing base station can perform wireless signal sensing based on sensing requirements after receiving the base station sensing activation message. Subsequently, after performing wireless signal sensing based on the sensing requirement, the target sensing base station can send the second sensing data to the target sensing network element, so that the target sensing network element can send the second sensing data to the sensing requiring device.

It should be understood that since the base station capability of the sensing base station 103 is the sensing range and sensing capability of the sensing cell in the sensing base station 103, the target edge sensing network element can determine that the target sensing base station needs to perform wireless signal sensing when determining the target sensing base station. The identification of the sensing cell, and sends the identification of the sensing cell to the target sensing base station.

Optionally, since AMF101 is a target sensing base station whose base station capabilities meet sensing requirements through the sensing range and sensing capability of the sensing cell, AMF101 can also send the identity of the sensing cell to the target edge sensing network element.

Figure 3 shows a schematic structural diagram of AMF101. Exemplarily, the AMF 101 includes: a sensing requirement receiving unit 301, a sensing requirement analyzing unit 302, an access network configuration receiving and storing unit 303, a sensing network element selecting unit 304, and a base station sensing activation processing unit 305.

The perceived demand receiving unit 301 is configured to receive the perceived demand instruction and analyze and process the perceived demand instruction to obtain the perceived demand in the perceived demand instruction. The sensing requirements may include the identification of the terminal that needs to be sensed, the sensing range that needs to sense the wireless signal, and the sensing capability of the sensing base station that needs to sense the wireless signal. Awareness requirements instructions can be:

TYPE sense request

Service ID:N

Parameters:Ue-id,or Frequest,Capability.

Among them, "Ue-id" is the identification of the terminal that needs to be sensed, "Frequest" is the sensing range that requires wireless signal sensing, and "Capability" is the sensing capability required for the sensing requirement.

The perceived demand analysis unit 302 is used to determine the required resource amount of the perceived demand. The sensing type of sensing demand can be single sensing, multiple sensing, event-triggered sensing, periodic sensing, etc. The sensing demand analysis unit 302 can extract the sensing frequency and sensing range in the sensing demand, and calculate the consumption according to the single sensing demand. The resource amount determines the required resource amount of the sensing demand. When the required resource amount is greater than the first preset threshold, the perceived demand is determined to be a large load sensing demand. The amount of required resources for perceived demand can be:

Load _N ＝load _one *F _request *S _freq ;

Among them, load _one is the amount of resources consumed by a sensing base station for one wireless signal sensing, F _request is the number of sensing base stations that need to sense wireless signals within the sensing range, S _freq is the sensing frequency, and Load _N is the sensing frequency per unit time. The amount of resources required.

Or, load _one is the resources consumed by a sensing base station in the sensing unit range, F _request is the sensing range required for wireless signal sensing for the sensing demand, S _freq is the sensing frequency, and Load _N is the amount of resources required for the sensing demand per unit time. .

After determining the required resource amount of the sensing demand, the sensing demand analysis unit 302 may determine the sensing cell (or sensing cell (or sensing cell) whose sensing range and sensing capability satisfy the sensing range and sensing capability in the sensing demand according to the access network configuration information of the edge sensing network element 102 Cell combination), and determine the corresponding edge sensing network element 102 according to the sensing cell. Next, the sensing demand analysis unit 302 may determine candidate sensing network elements corresponding to the sensing cell combination.

The access network configuration receiving and storing unit 303 is configured to receive the access network configuration information of each edge-aware network element 102 and store the access network configuration information of each edge-aware network element 102 . The access network configuration information is the information of the sensing base station 103 that is communicatively connected to the edge sensing network element 102, for example, the number of cells of the sensing base station, the cell identity, the coverage of the cell, the sensing capability of the cell, etc. Table 1 shows a schematic table of access network configuration information stored by AMF101.

Table 1

Among them, SFd1 and SFd2 are two edge sensing network elements 102, Cell ID is the ID of the cells of all base stations communicating with SFd1 and SFd2, the coverage range is the range of each cell that can sense wireless signals, and the sensing capability is the range of each cell. The ability (or type) that a cell can perform wireless signal sensing.

The sensing network element selection unit 304 is configured to send a sensing load query instruction to the candidate sensing network element when the sensing demand is a large load sensing demand, so as to obtain the load information fed back by the candidate sensing network element, including CPU utilization and memory utilization. , network utilization, disk utilization. Next, the sensing network element selection unit 304 can separately calculate the resource utilization of each candidate sensing network element:

Among them, a, b, c, and d are the weight coefficients of CPU utilization Loadcpu, memory utilization Loadram, network utilization Loadnetwork, and disk utilization Loaddisk respectively, and Load _sfi is the resource utilization of the candidate sensing network element.

After determining the resource utilization of each candidate sensing network element, the sensing network element selection unit 304 can sort the candidate sensing network elements according to the resource utilization, thereby selecting the candidate sensing network element with the lowest resource utilization as the target sensing network. Yuan.

In addition, after determining the target sensing network element, the sensing network element selection unit 304 may send a network element sensing activation message to the target sensing network element.

The network element awareness activation message (also known as instructions, signaling, etc.) can be:

TYPE select SF

Service ID:n

Parameters: SF id, Cellid1, Cellid2, Cellid i, C _n .

Among them, “SF id” is the identification of the target edge sensing network element, “Cellid1, Cellid2, Cellid i” is the identification of the sensing cells of the sensing base station 103 that meets the sensing requirements, and “C _n ” is the sensing capability required by the sensing requirements.

The sensing load query command can be:

TYPE Get SF load

Service ID:n

Parameters: SF id, load.

Among them, "SF id" is the identifier of the candidate sensing network element, and "load" is the resource utilization of the candidate sensing network element to be queried.

The message (instruction) for feedback resource utilization of the candidate sensing network element is:

TYPE Reply SF load

Service ID: n

Parameters: SF id, load-result.

Among them, "SF id" is the identifier of the candidate sensing network element, and "load-result" is the resource utilization fed back by the candidate sensing network element.

The base station awareness activation processing unit 305 is configured to receive a base station awareness activation instruction from the target edge sensing network element, and send the sensing base station activation instruction to the target sensing base station. The base station awareness activation message may be:

TYPE active cell sense

Service ID:n

Parameters: SF id, Cellid1, Cellid2, Cellid i, C _n .

Among them, “SF id” is the identifier of the target edge sensing network element, “Cellid1, Cellid2, Cellid i” is the identifier of the cell of the sensing base station 103 that meets the sensing requirements, and “C _n ” is the sensing capability required by the sensing requirements.

Optionally, in this application, the target sensing network element is further configured to: determine the processed first sensing data based on the second sensing data. Send the processed first sensing data to the sensing demand device.

Specifically, since the second sensing data is the first sensing data or the processed first sensing data, when the second sensing data is the first sensing data (ie, original data), the target sensing network element can detect the first sensing data. The data is processed to obtain positioning, tracking, environment and other sensing results corresponding to the sensing requirements, that is, the processed first sensing data. Correspondingly, when the second sensing data is the processed first sensing data, the target sensing network element can determine that the second sensing data is the processed first sensing data, and send the processed first sensing data to the sensing demand device. .

Optionally, in this application, when the second sensing data is the first sensing data, the target sensing network element is specifically configured to: determine the processed first sensing data based on the first sensing data. Send the processed first sensing data to the sensing demand device.

Specifically, when the second sensing data is the first sensing data and the second sensing data received by the target sensing network element is the first sensing data, that is, the original data, then the target sensing network element can process the first sensing data. , to obtain the positioning, tracking, environment and other sensing results corresponding to the sensing requirements, that is, the processed first sensing data. Afterwards, the target sensing network element can send the processed first sensing data to the sensing requirement device to complete the sensing requirement.

Optionally, in this application, when the second sensing data is the processed first sensing data, the target sensing network element is specifically configured to: send the processed first sensing data to the sensing demand device.

Specifically, in the case where the second sensing data is the processed first sensing data and the second sensing data received by the target sensing network element is the processed first sensing data, the target sensing network element can directly send the sensing data to the sensing demand device. Send the processed first sensing data.

It should be understood that when there is one target sensing base station, the target sensing base station can send the second sensing data to the target sensing network element. When the target sensing base station is multiple sensing base stations to jointly complete the sensing requirements, the target sensing base station sends the target edge sensing network element to the target sensing base station. Send the first sensing data.

Figure 4 shows a schematic structural diagram of an edge-aware network element 102. Exemplarily, the edge sensing network element 102 includes: an access network configuration reporting unit 401, an activation receiving unit 402, a base station sensing activation unit 403, a sensing data receiving unit 404, and a sensing data processing unit 405.

The access network configuration reporting unit 401 is configured to send to the AMF 101 access network configuration information such as the identity, coverage, and sensing capabilities of the cell in the sensing base station 103 that is connected to the AMF 101 for communication. The reported instructions (or signaling or messages) can be:

TYPE SF Ran coverage

Sense cell: yes

Parameters:cellid 1,F1;cellid 2,F2;Capability.

Among them, "cellid" is the identity of the cell in the sensing base station 103 that is connected to itself, "F1, F2" is the coverage of the cell, and "Capability" is the sensing capability of the cell.

The activation receiving unit 402 is configured to receive the network element awareness activation message sent by the AMF 101, and extract the sensing requirements in the network element awareness activation message.

The base station awareness activation unit 403 is configured to send a base station awareness activation message to the AMF 101 in response to the network element awareness activation message, so that the AMF 101 can forward the base station awareness activation message to the target awareness base station. The base station sensing activation message (instruction or signaling) can be:

TYPE active cell sense

Service ID:n

Parameters: SF id, Cellid1, Cellid2, Cellidi, C _n .

Among them, "SF id" is the identification of the target edge sensing network element, "Cellid1, Cellid2, Cellid i" is the identification of the sensing cells in the target sensing base station, and C _n is the sensing capability of the target sensing base station.

The sensing data receiving unit 404 is configured to receive the second sensing data sent by the target sensing base station.

The sensing data processing unit 405 is configured to perform calculation processing on the first sensing data according to sensing requirements when the second sensing data is the first sensing data (i.e., original data) to obtain positioning, tracking, environment, and other sensing results corresponding to the sensing requirements. , and sends the sensing result to the sensing demand device.

Optionally, in this application, when there are multiple target sensing base stations, the target sensing base station is specifically configured to: send the first sensing data to the target sensing network element.

Specifically, when multiple target sensing base stations jointly complete the sensing requirement, since what the sensing requirement device requires is the fused data of multiple first sensing data, a single target sensing base station cannot process the first sensing data. For processing, only the first sensing data can be sent to the target edge sensing network element.

Figure 5 shows a schematic structural diagram of a sensing base station 103. For example, the sensing base station 103 may include a sensing base station activation instruction receiving unit 501, a sensing base station configuration unit 502, a sensing base station processing unit 503, and a sensing data reporting unit 504.

The sensing base station activation instruction receiving unit 501 is configured to receive the base station sensing activation instruction sent by the target edge sensing network element through the AMF 101, and extract sensing requirements therefrom, so that the sensing base station 103 can perform wireless signal sensing according to the sensing requirements.

The sensing base station configuration unit 502 is used to configure sensing configurations such as antennas according to sensing requirements.

The sensing base station processing unit 503 is used to complete sensing processes such as signal transmission and measurement by the sensing base station 103 to obtain original data, that is, first sensing data.

The sensing data reporting unit 504 is configured to directly send the first sensing data to the target edge sensing network element. Or the sensing data reporting unit 504 may process the first sensing data and send the processed first sensing data to the target edge sensing network element. The format of the second sensing data sent by the sensing base station 103 may be:

TYPE sense data

Service ID：N

Sense Data: sense data.

Among them, "sense data" is the second sensing data.

It should be understood that the perception system may also be called a distributed perception system.

Optionally, the above-mentioned terminal may be a device that provides voice and/or data connectivity to the user, a handheld device with a wireless connection function, or other processing devices connected to a wireless modem. The terminal may communicate with one or more core networks via a radio access network (RAN). The terminal can be a mobile terminal, such as a mobile phone (or "cellular" phone) and a computer with a mobile terminal, or it can be a portable, pocket-sized, handheld, computer-built-in or vehicle-mounted mobile device, which is connected to a wireless access device. Exchange language and/or data over the Internet, such as mobile phones, tablets, laptops, netbooks, and personal digital assistants (PDAs).

The above-mentioned server can be a server in a server cluster (composed of multiple servers), a chip in the server, a system-on-chip in the server, or a virtual machine deployed on a physical machine. , VM) implementation, the embodiment of the present application does not limit this.

The above-mentioned base station may be a wireless communication base station or a base station controller, etc. In this embodiment of the present application, the base station may be a global system for mobile communication (GSM), a base transceiver station (BTS) in code division multiple access (CDMA), a broadband The base station (node B) in code division multiple access (wideband code division multiple access, WCDMA), the base station (node B) in the Internet of things (Internet of things, IoT) or the narrowband Internet of things (narrow band-internet of things, NB-IoT) ( eNB), a base station in a future 5G mobile communication network or a future evolved public land mobile network (PLMN). The embodiments of this application do not impose any restrictions on this.

The basic hardware structures of the AMF 101 and the sensing base station 103 include the elements included in the sensing device shown in Figure 6 . The following takes the sensing device shown in Figure 6 as an example to introduce the hardware structure of the AMF 101 and the sensing base station 103.

As shown in Figure 6, it is a schematic diagram of the hardware structure of the sensing device provided by the embodiment of the present application. The sensing device includes a processor 21, a memory 22, a communication interface 23, and a bus 24. The processor 21, the memory 22 and the communication interface 23 may be connected through a bus 24.

The processor 21 is the control center of the sensing device, and may be a processor or a collective name for multiple processing elements. For example, the processor 21 may be a general-purpose central processing unit (CPU) or other general-purpose processor. The general processor may be a microprocessor or any conventional processor.

As an embodiment, the processor 21 may include one or more CPUs, such as CPU 0 and CPU 1 shown in FIG. 6 .

The memory 22 may be a read-only memory (ROM) or other type of static storage device that can store static information and instructions, a random access memory (random access memory (RAM)) or other type that can store information and instructions. A dynamic storage device can also be an electrically erasable programmable read-only memory (EEPROM), a disk storage medium or other magnetic storage device, or can be used to carry or store instructions or data structures. without limitation, any other medium that can program code and be accessed by a computer.

In a possible implementation, the memory 22 may exist independently of the processor 21, and the memory 22 may be connected to the processor 21 through the bus 24 for storing instructions or program codes. When the processor 21 calls and executes instructions or program codes stored in the memory 22, it can implement the sensing method provided by the following embodiments of the present application.

In this embodiment of the present application, for the AMF 101 and the sensing base station 103, the software programs stored in the memory 22 are different, so the functions implemented by the AMF 101 and the sensing base station 103 are different. The functions performed by each device will be described in conjunction with the flow chart below.

In another possible implementation, the memory 22 can also be integrated with the processor 21 .

The communication interface 23 is used to connect the sensing device to other devices through a communication network. The communication network may be Ethernet, wireless access network, wireless local area networks (WLAN), etc. The communication interface 23 may include a receiving unit for receiving data, and a transmitting unit for transmitting data.

The bus 24 may be an industry standard architecture (ISA) bus, a peripheral component interconnect (PCI) bus, an extended industry standard architecture (EISA) bus, or the like. The bus can be divided into address bus, data bus, control bus, etc. For ease of presentation, only one thick line is used in Figure 6, but it does not mean that there is only one bus or one type of bus.

It should be pointed out that the structure shown in Figure 6 does not constitute a limitation on the sensing device. In addition to the components shown in Figure 6, the sensing device may include more or less components than shown in the figure, or some combinations. components, or different arrangements of components.

The sensing method provided by the embodiment of the present application will be introduced in detail below with reference to the accompanying drawings.

The sensing method provided by the embodiment of the present application is applied to the AMF 101 in the sensing system shown in Figure 1. As shown in Figure 7, the sensing method provided by the embodiment of the present application includes:

S701. AMF determines the required resource amount of the perceived demand.

Specifically, after receiving the sensing demand, the AMF can determine the amount of resources required for the sensing demand based on the sensing frequency, sensing range and resources consumed for one wireless signal sensing.

It should be understood that the AMF can determine the required resource amount as the product of the amount of resources consumed by a sensing base station for one wireless signal sensing, the sensing frequency, and the required number of sensing base stations corresponding to the sensing demand. Alternatively, the central sensing network element determines the required resource amount as the product of the amount of resources consumed in one sensing unit range, the sensing frequency, and the coverage range of sensing requirements.

S702. When the required resource amount is greater than the first preset threshold, the AMF selects the candidate sensing network element whose resource utilization is less than the second preset threshold from at least one candidate sensing network element and determines it as the target sensing network element.

Wherein, at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station. The target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station.

Specifically, when the required resource amount is greater than the first preset threshold, the AMF may determine that the perceived demand is a large load sensing demand. In addition, AMF can also determine candidate sensing network elements that meet sensing requirements. Then, the AMF may select a candidate sensing network element whose resource utilization is less than the second preset threshold from the candidate sensing network elements as the target sensing network element.

S703. The AMF triggers the target sensing network element to send a base station sensing activation message to the target sensing base station based on the sensing requirement.

The base station sensing activation message is used to instruct the target sensing network element to perform wireless signal sensing based on sensing requirements. The base station sensing activation message includes sensing requirements.

Specifically, AMF can determine the target sensing network element based on sensing requirements. Then, the AMF can send a network element awareness activation message to the target sensing network element, so that the target sensing network element can determine the target sensing base station whose base station capabilities meet the sensing requirements among the sensing base stations it is connected to based on the network element sensing activation cell. Then, the target sensing network element can send a base station sensing activation message to the target sensing base station through the AMF, so that the target sensing base station can perform wireless signal sensing based on the base station sensing activation message, thereby obtaining first sensing data corresponding to sensing requirements.

It can be seen from the above that when the amount of resources required for sensing needs is large, AMF can select candidate sensing network elements with smaller resource utilization for processing, thereby improving resource utilization, increasing processing speed, and reducing latency. In addition, through the integrated communication and sensing network architecture composed of AMF, edge sensing network elements and sensing base stations, the target sensing base station that meets the sensing needs can be determined, so that the target sensing base station can process the sensing needs. In this way, it can be determined that each sensing base station satisfies the sensing requirements. The target sensing base station can meet the diverse sensing needs.

In some embodiments, the sensing method provided by the embodiments of this application can also be applied to the target sensing base station whose base station capability meets the sensing requirements in at least one sensing base station 103 in the sensing system shown in Figure 1. As shown in Figure 8, this application Perception methods provided by embodiments include:

S801. The target sensing base station receives the base station sensing activation message sent by the target sensing network element.

The base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on sensing requirements. The base station sensing activation message includes sensing requirements. The target sensing network element is a candidate sensing network element whose resource utilization rate is less than the second preset threshold among at least one candidate sensing network element; the at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station.

Specifically, before performing wireless signal sensing, the target sensing base station can receive the base station sensing activation message sent by the target edge sensing network element through the AMF, so that the target sensing base station can perform wireless signal sensing based on the sensing requirements in the base station sensing activation message.

S802. The target sensing base station performs wireless signal sensing in response to the base station sensing activation message, and determines first sensing data corresponding to sensing requirements.

Specifically, after receiving the base station sensing activation message, the target sensing base station can perform corresponding wireless signal sensing according to the sensing requirements in the sensing activation message to obtain first sensing data corresponding to the sensing requirements, that is, original data.

S803. The target sensing base station sends the second sensing data to the target sensing network element.

The second sensing data is the first sensing data or the processed first sensing data.

Specifically, after obtaining the first sensing data, the target sensing base station may directly send the first sensing data to the target sensing network element, or may process the first sensing data, thereby sending the processed first sensing data to the target sensing network element. data.

It can be seen from the above that the target sensing base station can receive the base station sensing activation message sent by the target sensing network element. Since the target sensing base station is the sensing base station that meets the sensing requirements determined by the target sensing network element (or AMF), the target sensing base station can process the message. Perceived needs. In this way, through the integrated communication and sensing network architecture composed of AMF, edge sensing network elements and sensing base stations, the target sensing base station that meets each sensing requirement can be determined to meet diverse sensing needs.

Figure 9 shows another structural schematic diagram of the sensing system. Exemplarily, the AMF is configured to: receive sensing requirements, receive access network configuration information of edge sensing network elements SFd1 and SFd2, select a target sensing network element, send a network element sensing activation message to the target sensing network element, and forward the target sensing network element. The base station sensing activation message sent by the network element to the target sensing base station.

The edge sensing network elements SFd1 and SFd2 are configured to: send access network configuration information to the AMF, receive the network element sensing activation message sent by the AMF, send the base station sensing activation message to the target sensing base station through the AMF, and receive the second sensing activation message sent by the target sensing base station. Sensing data (first sensing data or data after processing the first sensing data).

The sensing base station is configured to: receive the base station sensing activation message sent by the edge sensing network elements SFd1 and SFd2 through the AMF, and send second sensing data (the first sensing data or the first sensing data after processing the first sensing data) to the edge sensing network elements SFd1 and SFd2. The data).

In addition, when the sensing base station sends the second sensing data to the target edge sensing network element, it sends the second sensing data to the UPF. After receiving the second sensing data, the UPF sends the second sensing data to the target sensing network element.

In some embodiments, Figure 10 shows a schematic flowchart 3 of the sensing method. As shown in Figure 10, the sensing method provided by the embodiment of the present application also includes:

S1001. The AMF receives the sensing requirement sent by the sensing requirement device.

S1002. The AMF determines the target sensing network element according to the sensing requirements.

S1003. The AMF sends a network element sensing activation message to the target sensing network element.

S1004. The target sensing network element responds to the network element sensing activation message, determines the target sensing base station, and generates a base station sensing activation message.

S1005. The target sensing network element sends a base station sensing activation message to the AMF.

S1006. After receiving the base station sensing activation message, the AMF sends the base station sensing activation message to the target sensing base station.

S1007. After receiving the base station sensing activation message, the target sensing base station performs wireless signal sensing in response to the base station sensing activation message to obtain first sensing data.

S1008. The target sensing base station sends the second sensing data to the target sensing network element.

S1009. The target sensing network element sends the processed first sensing data to the sensing demand device based on the second sensing data.

In order to realize the above functions, it includes hardware structures and/or software modules corresponding to each function. Persons skilled in the art should easily realize that, with the units and algorithm steps of each example described in conjunction with the embodiments disclosed herein, the present application can be implemented in the form of hardware or a combination of hardware and computer software. Whether a function is performed by hardware or computer software driving the hardware depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each specific application, but such implementations should not be considered beyond the scope of this application.

Embodiments of the present application can divide the sensing device into functional modules according to the above method examples. For example, each functional module can be divided corresponding to each function, or two or more functions can be integrated into one processing module. The above integrated modules can be implemented in the form of hardware or software function modules. Optionally, the division of modules in the embodiment of this application is schematic and is only a logical function division. There may be other division methods in actual implementation.

As shown in Figure 11, it is a schematic structural diagram of a sensing device provided by an embodiment of the present application. The sensing device can be used to perform the sensing method shown in Figure 7. The sensing device shown in Figure 11 includes: a determining unit 1101 and a processing unit 1102;

The determining unit 1101 is used to determine the required resource amount of the perceived demand. For example, in conjunction with Figure 7, the determining unit 1101 is used to perform S701.

Determining unit 1101, configured to select, from at least one candidate sensing network element, a candidate sensing network element whose resource utilization rate is less than a second preset threshold when the required resource amount is greater than the first preset threshold and determine it as the target sensing network element. ; At least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station. For example, in conjunction with Figure 7, the determining unit 1101 is used to perform S702.

The processing unit 1102 is configured to trigger the target sensing network element to send a base station sensing activation message to the target sensing base station based on sensing requirements; the target sensing base station is a sensing base station whose base station capability meets the sensing requirements among at least one sensing base station; the base station sensing activation message is used to indicate The target sensing network element performs wireless signal sensing based on sensing requirements; the base station sensing activation message includes sensing requirements. For example, with reference to Figure 7, the processing unit 1102 is used to perform S703.

As shown in Figure 12, it is a schematic structural diagram of another sensing device provided by an embodiment of the present application. The sensing device can be used to perform the sensing method shown in Figure 8. The sensing device shown in Figure 12 includes: a receiving unit 1201, a processing unit 1202 and a sending unit 1203;

The receiving unit 1201 is configured to receive a base station sensing activation message sent by the target sensing network element; the base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on sensing requirements. The target sensing network element is a candidate sensing network element whose resource utilization rate is less than the second preset threshold among at least one candidate sensing network element; the at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station. For example, with reference to Figure 8, the receiving unit 1201 is used to perform S801.

The processing unit 1202 is configured to perform wireless signal sensing in response to the base station sensing activation message. For example, with reference to Figure 8, the processing unit 1202 is used to perform S802.

The processing unit 1202 is also used to determine the first perception data corresponding to the perception requirement. For example, with reference to Figure 8, the processing unit 1202 is used to perform S802.

The sending unit 1203 is configured to send second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data. For example, with reference to Figure 8, the sending unit 1203 is used to perform S803.

Embodiments of the present application also provide a computer-readable storage medium. The computer-readable storage medium includes computer-executable instructions. When the computer-executed instructions are run on a computer, they cause the computer to execute the sensing method provided in the above embodiments.

Embodiments of the present application also provide a computer program, which can be directly loaded into a memory and contains software code. After being loaded and executed by a computer, the computer program can implement the sensing method provided by the above embodiments.

Those skilled in the art should realize that in one or more of the above examples, the functions described in this application can be implemented using hardware, software, firmware, or any combination thereof. When implemented using software, the functions may be stored on or transmitted over as one or more instructions or code on a computer-readable medium. Computer-readable media includes computer-readable storage media and communication media including any medium that facilitates transfer of a computer program from one place to another. Storage media can be any available media that can be accessed by a general purpose or special purpose computer.

Through the above description of the embodiments, those skilled in the art can clearly understand that for the convenience and simplicity of description, only the division of the above functional modules is used as an example. In actual applications, the above functions can be allocated as needed. It is completed by different functional modules, that is, the internal structure of the device is divided into different functional modules to complete all or part of the functions described above.

In the several embodiments provided in this application, it should be understood that the disclosed devices and methods can be implemented in other ways. For example, the device embodiments described above are only illustrative. For example, the division of modules or units is only a logical function division, and there may be other division methods in actual implementation. For example multiple units or components may be combined or integrated into another device, or some features may be omitted, or not performed. On the other hand, the coupling or direct coupling or communication connection between each other shown or discussed may be through some interfaces, and the indirect coupling or communication connection of the devices or units may be in electrical, mechanical or other forms. A unit described as a separate component may or may not be physically separate. A component shown as a unit may be one physical unit or multiple physical units, that is, it may be located in one place, or it may be distributed to multiple different places. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application can be integrated into one processing unit, each unit can exist physically alone, or two or more units can be integrated into one unit. The above integrated units can be implemented in the form of hardware or software functional units. Integrated units may be stored in a readable storage medium if they are implemented in the form of software functional units and sold or used as independent products. Based on this understanding, the technical solutions of the embodiments of the present application are essentially or contribute to the existing technology, or all or part of the technical solution can be embodied in the form of a software product, and the software product is stored in a storage medium , including several instructions to cause a device (which can be a microcontroller, a chip, etc.) or a processor to execute all or part of the steps of the methods described in various embodiments of this application. The aforementioned storage media include: U disk, mobile hard disk, ROM, RAM, magnetic disk or optical disk and other media that can store program codes.

The above are only specific embodiments of the present application, but the protection scope of the present application is not limited thereto. Any person familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present application. All are covered by the protection scope of this application. Therefore, the protection scope of this application should be subject to the protection scope of the claims.

Claims (15)

1. A sensing system, characterized in that it includes: access mobility management AMF, at least one edge sensing network element and at least one sensing base station; The AMF is configured to: determine the amount of required resources for sensing needs; when the amount of required resources is greater than a first preset threshold, select from at least one candidate sensing network element whose resource utilization is less than a second preset threshold The candidate sensing network element is determined as the target sensing network element; the target sensing network element is triggered to send a base station sensing activation message to the target sensing base station based on the sensing requirement; the at least one candidate sensing network element is connected to the target sensing base station At least one target edge sensing network element; the target sensing base station is a sensing base station whose base station capability meets the sensing requirement among the at least one sensing base station; the base station sensing activation message is used to indicate that the target sensing network element is based on the The sensing requirement is used to perform wireless signal sensing; the base station sensing activation message includes the sensing requirement; The target sensing base station is configured to: receive the base station sensing activation message; perform wireless signal sensing based on the base station sensing activation message, determine first sensing data corresponding to the sensing requirements; and provide the target sensing network element with The second sensing data is sent; the second sensing data is the first sensing data or the processed first sensing data. 2. The sensing system according to claim 1, characterized in that the sensing system further includes a sensing demand device; The sensing requirement device is configured to: send the sensing requirement to the AMF; The AMF is further configured to: receive the sensing requirement; and determine the at least one candidate sensing network element based on the sensing requirement. 3. The sensing system according to claim 2, characterized in that the AMF is specifically configured to: send a network element sensing activation message to the target sensing network element; the network element sensing activation message is used to indicate the target sensing network element. The target sensing network element sends the base station sensing activation message to the target sensing base station; The target sensing network element is configured to: receive the network element sensing activation message; generate the base station sensing activation message based on the network element sensing activation message; and send the base station sensing activation message to the target sensing base station through the AMF. The base station senses the activation message; receives the second sensing data. 4. The sensing system according to claim 3, wherein the target sensing network element is further configured to: determine the processed first sensing data based on the second sensing data; The sensing requirement device sends the processed first sensing data. 5. The sensing system according to claim 4, wherein when the second sensing data is the first sensing data, the target sensing network element is specifically configured to: based on the first sensing data. Sensing data, determining the processed first sensing data; sending the processed first sensing data to the sensing requirement device. 6. The sensing system according to claim 4, wherein when the second sensing data is the processed first sensing data, the target sensing network element is specifically configured as : Send the processed first sensing data to the sensing demand device. 7. The sensing system according to any one of claims 1 to 6, characterized in that, when there are multiple target sensing base stations, any target sensing base station is specifically configured to: sense to the target The network element sends the first sensing data. 8. The sensing system according to claim 1, characterized in that the AMF is specifically configured to: the amount of resources consumed by a sensing base station for one wireless signal sensing, sensing frequency and sensing corresponding to the sensing requirement. The product of the required number of base stations is determined as the required resource amount; Alternatively, the required resource amount is determined as the product of the resource amount consumed by one sensing unit range, the sensing frequency and the coverage range of the sensing requirement. 9. The sensing system according to claim 1, wherein the AMF is specifically configured to: according to the central processing unit CPU utilization, memory utilization, disk utilization, network utilization of the candidate sensing network element. The utilization determines the resource utilization of the candidate sensing network element. 10. A sensing method, characterized in that it is applied to AMF; the sensing method includes: Determine the amount of resources required for perceived needs; When the required resource amount is greater than the first preset threshold, select the candidate sensing network element whose resource utilization is less than the second preset threshold from at least one candidate sensing network element and determine it as the target sensing network element; the at least one sensing network element is selected as the target sensing network element; One candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirement among at least one sensing base station; The target sensing network element is triggered to send a base station sensing activation message to the target sensing base station based on the sensing requirement; the base station sensing activation message is used to instruct the target sensing network element to perform wireless signal sensing based on the sensing requirement; The base station sensing activation message includes the sensing requirement. 11. A sensing method, characterized in that it is applied to a target sensing base station; the target sensing base station is a sensing base station whose base station capability meets sensing requirements among at least one sensing base station; the sensing method includes: Receive a base station sensing activation message sent by a target sensing network element; the base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on the sensing requirement; the base station sensing activation message includes the sensing requirement; The target sensing network element is a candidate sensing network element whose resource utilization rate is less than the second preset threshold among at least one candidate sensing network element; the at least one candidate sensing network element is at least one target edge connected to the target sensing base station Sensing network element; one of at least one target edge sensing network element connected to the target sensing base station; Perform wireless signal sensing in response to the base station sensing activation message, and determine first sensing data corresponding to the sensing requirement; Send second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data. 12. A sensing device, characterized in that it is applied to AMF; it includes a determination unit and a processing unit: The determining unit is used to determine the required resource amount of the perceived demand; The determining unit is further configured to select, from at least one candidate sensing network element, a candidate sensing network element whose resource utilization rate is less than the second preset threshold and determine it as Target sensing network element; the at least one candidate sensing network element is at least one target edge sensing network element connected to the target sensing base station; the target sensing base station is a sensing base station whose base station capability meets the sensing requirement among at least one sensing base station. ; The processing unit is configured to trigger the target sensing network element to send a base station sensing activation message to the target sensing base station based on the sensing requirement; the base station sensing activation message is used to instruct the target sensing network element to send a base station sensing activation message to the target sensing base station based on the sensing requirement. There is a need for wireless signal sensing; the base station sensing activation message includes the sensing requirement. 13. A sensing device, characterized in that it is applied to a target sensing base station; the target sensing base station is a sensing base station whose base station capability meets sensing requirements among at least one sensing base station; including a receiving unit, a processing unit and a sending unit: The receiving unit is configured to receive a base station sensing activation message sent by a target sensing network element; the base station sensing activation message is used to instruct the target sensing base station to perform wireless signal sensing based on the sensing requirements; the base station sensing activation message includes The sensing requirement; the target sensing network element is a candidate sensing network element whose resource utilization rate is less than a second preset threshold among at least one candidate sensing network element; the at least one candidate sensing network element is the target sensing network element. At least one target edge sensing network element connected to the base station; The processing unit is configured to perform wireless signal sensing in response to the base station sensing activation message; The processing unit is also used to determine the first perception data corresponding to the perception requirement; The sending unit is configured to send second sensing data to the target sensing network element; the second sensing data is the first sensing data or the processed first sensing data. 14. A sensing device, characterized in that it includes a memory and a processor; the memory is used to store computer execution instructions, and the processor is connected to the memory through a bus; when the sensing device is running, the processing The computer executes the computer execution instructions stored in the memory, so that the sensing device executes the sensing method according to claim 10 or 11. 15. A computer-readable storage medium, characterized in that the computer-readable storage medium includes computer-executable instructions, which when the computer-executable instructions are run on a computer, cause the computer to execute the instructions of claim 10 or 11 described perception method.