CN115243307A - Signal measurement method, device, system, terminal and network equipment - Google Patents
Signal measurement method, device, system, terminal and network equipment Download PDFInfo
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Abstract
The invention discloses a signal measuring method, a device, a system, a terminal and network equipment. Wherein, the method comprises the following steps: sending a wireless sensing process request to a sensing process responder, wherein the wireless sensing process request carries an identification of a requested sensing service and measurement configuration information for executing a wireless sensing process on the sensing service; and acquiring a wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder. The invention solves the technical problem that the related technology lacks the related standard of who executes and realizes the wireless perception measurement.
Description
Technical Field
The present invention relates to the field of communications, and in particular, to a method, an apparatus, a system, a terminal, and a network device for measuring a signal.
Background
Wireless Sensing (also known as "Wi-Fi Sensing") technology is a technology that uses existing wireless signals to achieve Sensing measurements. As to how to implement wireless sensing measurement, in the related art, a general procedure is proposed in which only a sensing signal is transmitted, the sensing signal is measured, a measurement report is generated, and the measurement report is transmitted based on a reporting condition. There is no relevant standard for who specifically performs and implements the wireless perceptual measurements.
Therefore, in the related art, there is a problem of lack of a related standard by whom to perform and implement wireless perception measurement.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a signal measurement method, a signal measurement device, a signal measurement system, a signal measurement terminal and network equipment, which are used for at least solving the technical problem that the related standard executed by a person and used for realizing wireless sensing measurement is lacked in the related technology.
According to an aspect of an embodiment of the present invention, there is provided a signal measurement method including: sending a wireless sensing process request to a sensing process responder, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and acquiring a wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder.
Optionally, before sending the wireless aware process request to the aware process responder, the method further includes: acquiring wireless sensing capability information of the sensing process responder; and determining the measurement configuration information based on the wireless sensing capability information of the sensing process responder.
Optionally, the wireless sensing capability information of the sensing process responder includes at least one of: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
Optionally, the supported wireless awareness usage model includes at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
Optionally, the supported wireless sensing measurement mode includes at least one of: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
Optionally, the parameters corresponding to the supported wireless sensing measurement mode include at least one of: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measurement mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode include: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals.
Optionally, the obtaining a wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder includes: under the condition that the measurement configuration information comprises perception role information, based on the operation of the perception process responder, the wireless perception result is obtained according to the perception role information, wherein the perception role information comprises: a perceptual signal sender, a perceptual signal receiver, wherein the perceptual signal sender comprises: the perception process initiator or the perception responder, and the perception signal receiver comprises: the perception process initiator or the perception responder.
Optionally, the measurement configuration information further includes: and the sensing signal sender sends a parameter of a signal and indicates a feedback mode of a measurement result.
Optionally, the parameter of the sensing signal sender sending signal comprises at least one of: the method comprises a sensing measurement mode and an execution parameter corresponding to the sensing measurement mode, wherein the execution parameter corresponding to the sensing measurement mode comprises: the measurement parameters include an execution parameter of a CSI measurement system, an execution parameter of an FMCW measurement system, and an execution parameter of an SFCW measurement system.
Optionally, the execution parameter of the CSI measurement mode includes at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the antenna array configuration, the transmitted wave beam configuration, the sending opportunity of the scheduled signal, the number of sub-carriers and the modulation and demodulation mode of the signal; the execution parameters of the FMCW measurement mode comprise at least one of the following parameters: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction and the antenna polarization mode, and the execution parameters of the SFCW measurement mode include at least one of the following parameters: initial frequency, stepping times and stepping duration.
Optionally, the obtaining the wireless sensing result according to the sensing role based on the operation of the sensing process responder includes: under the condition that the perception role information indicates that the perception process responder is a perception signal receiver, sending a perception signal to the perception process responder; and receiving a wireless sensing result sent by the sensing process responder, wherein the wireless sensing result is obtained by measuring and calculating the received sensing signal by the sensing process responder.
Optionally, the obtaining the wireless sensing result according to the sensing role based on the operation of the sensing process responder includes: receiving a sensing signal sent by a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal sender; and measuring the received sensing signal, and calculating to obtain the wireless sensing result.
Optionally, before obtaining the wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder, the method further includes: receiving a wireless sensing measurement response sent by the sensing process responder, wherein the wireless sensing measurement response is used for indicating the sensing process responder to receive the wireless sensing process request; sending an acknowledgement response to the process-aware responder, wherein the acknowledgement response is used for acknowledging receipt of the wireless perceptual measurement response.
According to another aspect of the embodiments of the present invention, there is provided a signal measurement method including: receiving a wireless sensing process request sent by a sensing process initiator, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and executing wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator.
Optionally, the measurement configuration information is determined according to the wireless sensing capability information of the sensing process initiator and the wireless sensing capability information of the sensing process responder.
Optionally, the wireless sensing capability information of the sensing process initiator and the wireless sensing capability information of the sensing process responder each include at least one of the following: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
Optionally, the supported wireless aware usage model comprises at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
Optionally, the supported wireless sensing measurement mode includes at least one of: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
Optionally, the parameters corresponding to the supported wireless sensing measurement mode include at least one of: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measurement mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode include: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals.
Optionally, based on the operation of the awareness process initiator, performing a wireless awareness measurement process according to the measurement configuration information, including: under the condition that the measurement configuration information comprises perception role information, based on the operation of the perception process initiator, executing wireless perception measurement processing according to the perception role information, wherein the perception role information comprises: a perceptual signal sender, a perceptual signal receiver, wherein the perceptual signal sender comprises: the perception process initiator or the perception responder, and the perception signal receiver comprises: the perception process initiator or the perception responder.
Optionally, the measurement configuration information further includes: and the sensing signal sender sends the parameters of the signals and indicates the feedback mode of the measurement result.
Optionally, the parameter of the sensing signal sender sending signal comprises at least one of: the method comprises a sensing measurement mode and an execution parameter corresponding to the sensing measurement mode, wherein the execution parameter corresponding to the sensing measurement mode comprises: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
Optionally, the execution parameter of the CSI measurement mode includes at least one of: the frequency of the transmitted sensing signal, the bandwidth of the transmitted sensing signal, the antenna array configuration, the transmitted beam configuration, the scheduled signal transmission opportunity, the number of subcarriers and the modulation and demodulation mode of the signal; the execution parameters of the FMCW measurement mode comprise at least one of the following parameters: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction and the antenna polarization mode, and the execution parameters of the SFCW measurement mode include at least one of the following parameters: initial frequency, stepping times and stepping duration.
Optionally, based on the operation of the awareness process initiator, performing a wireless awareness measurement process according to the measurement configuration information, including: and under the condition that the perception role information indicates that the perception process initiator is a perception signal receiver, sending a perception signal to the perception process initiator for the perception process initiator to measure the received perception signal and obtain a wireless perception result.
Optionally, based on the operation of the awareness process initiator, performing a radio awareness measurement process according to the measurement configuration information, including: receiving a sensing signal sent by a sensing process initiator under the condition that the sensing role information indicates that the sensing process initiator is a sensing signal sender; measuring the received sensing signal to obtain a wireless sensing result; and sending the wireless sensing result to the sensing process initiator.
Optionally, before performing a wireless sensing measurement process according to the measurement configuration information based on the operation of the sensing process initiator, the method further includes: a wireless sensing measurement response sent to the sensing process initiator, wherein the wireless sensing measurement response is used for indicating the reception of the wireless sensing process request; and receiving an acknowledgement response sent by the perception process initiator, wherein the acknowledgement response is used for confirming that the perception process initiator receives the wireless perception measurement response.
According to still another aspect of an embodiment of the present invention, there is provided a signal measuring apparatus including: the system comprises a first sending module, a second sending module and a processing module, wherein the first sending module is used for sending a wireless sensing process request to a sensing process responder, and the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and the first acquisition module is used for acquiring a wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder.
According to still another aspect of embodiments of the present invention, there is provided a signal measuring apparatus including: a first receiving module, configured to receive a wireless sensing process request sent by a sensing process initiator, where the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and the first processing module is used for executing wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator.
According to still another aspect of an embodiment of the present invention, there is provided a terminal including: a processor; a memory for storing the processor-executable instructions; wherein the processor is configured to execute the instructions to implement the signal measurement method as described above.
According to still another aspect of an embodiment of the present invention, there is provided a network device including: a processor; a memory for storing the processor-executable instructions; wherein the processor is configured to execute the instructions to implement the signal measurement method as described above.
According to still another aspect of an embodiment of the present invention, there is provided a signal measurement system including: the terminal and/or the network device.
In the embodiment of the invention, the wireless sensing process request is sent to the sensing process responder, and the wireless sensing result is obtained according to the measurement configuration information based on the operation of the sensing process responder. The awareness process responder may be various types of terminals or network devices, and the awareness process initiator sending the wireless awareness process request to the awareness process responder may also be various types of terminals or network devices. Because the perception process initiator and the perception process responder can be various types of terminals or network equipment, more types of terminals or network equipment are allowed to participate in the perception signal measurement process, and the technical problem that the related standard which is executed by a person and realizes wireless perception measurement is lacked in the related technology is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
fig. 1 is a schematic diagram of a wireless sensing technique in the related art;
fig. 2 is a flowchart of a first signal measurement method according to an embodiment of the present invention;
fig. 3 is a flowchart of a second signal measurement method according to an embodiment of the present invention;
fig. 4 is a block diagram of a first signal measurement device according to an embodiment of the present invention;
fig. 5 is a block diagram of a second signal measurement device according to an embodiment of the present invention;
FIG. 6 is a block diagram illustrating the structure of a terminal according to one exemplary embodiment;
fig. 7 is a block diagram illustrating a network device in accordance with an example embodiment.
Detailed Description
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein. Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
First, some terms or terms appearing in the description of the embodiments of the present application are applicable to the following explanations:
STA: indicating a wireless terminal with no computing power.
AP: the term WLAN device with measurement and computation capabilities is not only used to refer to a network access point, but also includes other WLAN devices with measurement and computation capabilities.
And ACK: indicating that the transmission was acknowledged and the receipt of the data was correct.
STA (Station): a station represents a wireless terminal.
AP: the term WLAN device with measurement and computation capabilities is not only used to refer to a network access point, but also includes other WLAN devices with measurement and computation capabilities.
Site Management Entity (SME for short): functional entities inside the terminal.
Media Access Control (MAC) Sublayer Management Entity (MLME): functional entities inside the terminal.
Initiator: the process initiator is the initiator of the aware process.
And (4) a Responder: the process responder is a non-initiator that participates in the aware process.
Transmitter: the signal sender is the party that sends the sensing signal in the sensing process.
Receiver: the signal receiver is the party in the sensing process that receives and measures the signal.
Wireless sensing technology can be based on wireless networks and devices, and uses wireless signals to realize motion detection, gesture recognition and biometric measurement. Through the implementation of the wireless sensing technology, the intelligent wireless sensing system can provide more intelligent and richer application in the fields of intelligent home, intrusion detection, medical care, intelligent remote nursing and the like. In the wireless sensing technology, changes caused by the motion of objects, pets and people in the environment are detected by using a channel state information (also called "CSI") based or Radar (also called "Radar") based manner without requiring the detected objects to wear any equipment. For example, in the related art, it is proposed that a scheme related to wireless sensing may be based on wireless sensing technology in various scenarios. Fig. 1 is a schematic diagram of a wireless sensing technology in the related art, and as shown in fig. 1, the wireless sensing technical solution based on multiple scenes mainly includes three scenes: 1) The initiator receives the measurement report of the responder; 2) The initiator receives the signal of the responder, and the signal is measured and calculated by itself; 3) A threshold is set above which the responder sends a measurement report. However, for the above technical solutions, it is not given by whom to perform and implement the wireless sensing signal measurement.
Example 1
In accordance with an embodiment of the present invention, there is provided a method embodiment of signal measurement, it should be noted that the steps illustrated in the flowchart of the figure may be performed in a computer system such as a set of computer executable instructions, and that while a logical order is illustrated in the flowchart, in some cases the steps illustrated or described may be performed in an order different than here.
Fig. 2 is a flowchart of a first signal measurement method according to an embodiment of the present invention, as shown in fig. 2, the method includes the following steps:
step S202, a wireless sensing process request is sent to a sensing process responder, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process;
and step S204, acquiring a wireless sensing result according to the measurement configuration information based on the operation of the responder in the sensing process.
Through the steps, from the side of the perception process initiator, the wireless perception process request is sent to the perception process responder, and the wireless perception result is obtained according to the measurement configuration information based on the operation of the perception process responder. The awareness process responder may be various types of terminals or network devices, and the awareness process initiator sending the wireless awareness process request to the awareness process responder may also be various types of terminals or network devices. Because the perception process initiator and the perception process responder can be various types of terminals or network equipment, more types of terminals or network equipment are allowed to participate in the perception signal measurement process, and the technical problem that the related standard which is executed by a person and realizes wireless perception measurement is lacked in the related technology is solved.
As an alternative embodiment, before sending the wireless aware process request to the aware process responder, the method further comprises: acquiring wireless sensing capability information of a sensing process responder; and determining measurement configuration information based on the wireless sensing capability information of the sensing process responder. There are many pieces of information about the wireless sensing capability of the responder in the sensing process, such as: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the parameters corresponding to the supported wireless sensing measurement mode, etc.
As an alternative embodiment, the supported wireless-aware usage model may include one or more usage model parameters, and there are many supported wireless-aware usage model parameters, such as: the maximum distance that can perceive, the maximum contained angle that can perceive, the precision of range finding, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, perception measuring frequency, the cycle perception is long, etc.. Among the above parameters, each parameter may be set more precisely, for example, among the perceived maximum included angle parameters, the parameter may be a value indicating the same maximum included angle in all directions, or may be a pair of values indicating the maximum included angle in the horizontal direction and the maximum included angle in the vertical direction, respectively; in the minimum precision of dividing the perception target, a plurality of sub-parameters such as distance unit, speed unit, angle difference, and the like can be included; in the parameter of the cyclic sensing duration, the duration or percentage of the duration that each predefined period can be used for making the wireless sensing measurement is represented, for example, the period is 10ms, the parameter value is set to 1, and the duration that each 10ms can be at most 1ms is represented for sending or receiving the wireless sensing signal; or when the period is 10ms, the parameter value is set to 10%, which means that the duration of 1ms at most can be used for sending or receiving the wireless sensing signal every 10 ms; in the frequency parameters of the sensing measurement, when the parameters simultaneously comprise the parameters of the current parameter and the cyclic sensing time length, calculating a sensing period according to the parameters, and then calculating the cyclic sensing time length according to the parameters of the sensing period and the cyclic sensing time length; and so on. The signal measurement of corresponding functions in various scenes can be performed according to actual requirements.
As an alternative embodiment, the supported wireless sensing measurement mode includes at least one of the following: a single-station radar measurement mode, a passive radar measurement mode, a multi-station Frequency Modulated Continuous Wave (FMCW) radar measurement mode, a multi-station Stepped Frequency Modulated Continuous Wave (SFCW) radar measurement mode, and a Channel State Information (CSI) measurement mode. Different values may be set in the wireless sensing measurement mode for selecting the measurement mode. Among the above parameters, each parameter can be set more accurately. For example, when the wireless sensing measurement mode is set to 1, the multi-station FMCW radar measurement mode is set to be selected, and the corresponding parameters include: supported scan frequency, supported bandwidth; when the wireless perception measurement mode is set to be 2, a multi-station SFCW radar measurement mode is set to be selected, and corresponding parameters comprise: starting frequency, stepping bandwidth; when the wireless sensing measurement mode is set to be 3, the wireless sensing measurement mode is set to be a CSI measurement mode, and the corresponding parameters comprise: frequency bands of the supported transmission signals, bandwidths of the supported transmission signals. The embodiment of the invention provides a plurality of supported wireless perception measurement modes so as to meet the requirements of executing signal measurement in different scenes.
As an alternative embodiment, the obtaining the wireless sensing result according to the measurement configuration information based on the operation of the responder of the sensing process includes: under the condition that the measurement configuration information comprises perception role information, based on the operation of a perception process responder, obtaining a wireless perception result according to the perception role information, wherein the perception role information comprises: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or perception responder, and the perception signal receiver comprises: a aware process initiator or a aware responder.
As an optional embodiment, the measurement configuration information further includes: and the sensing signal sender sends the parameters of the signals and indicates the feedback mode of the measurement result. When the perception signal initiator is the side for transmitting the perception signal in the perception process as the signal transmitter, the perception signal initiator includes parameters for indicating the transmission of the perception signal and a feedback mode for indicating the measurement result.
As an alternative embodiment, the parameter of the sensing signal sender sending signal comprises at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameters include an execution parameter of a CSI measurement system, an execution parameter of an FMCW measurement system, and an execution parameter of an SFCW measurement system. The application scenario may select the required execution parameters of the measurement mode according to different service types, where the execution parameters of the CSI measurement mode are many, and include: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the antenna array configuration, the transmitted wave beam configuration, the sending opportunity of the scheduled signal, the number of sub-carriers and the modulation and demodulation mode of the signal; there are many parameters that can be implemented in the FMCW measurement mode, including: the frequency of sending the perception signal, the bandwidth of sending the perception signal, the duration of one-time signal sending, the antenna direction, the antenna polarization mode, and the execution parameters of the SFCW measurement mode are many, including: initial frequency, stepping times and stepping duration. Configuration according to requirements is guaranteed, the signal measurement result is obtained purposefully, and tedious data operation is reduced. It should be noted that, in the above parameters, one or more parameters may be selected and set according to the requirements of the actual application. By selecting different perception measurement modes and executing parameters corresponding to the perception measurement modes and setting corresponding parameters, the requirement of configuration as required in various scenes is met, not only is the wireless perception measurement precision improved, but also the efficiency of executing signal measurement operation is improved.
As an optional embodiment, the sensing service identifier may be classified into major identifiers according to service types, service scenarios, measurement accuracy, and the like, where each major identifier has numerous application scenarios, for example, when identifying according to a service scenario, the method includes: smart home, vehicle-mounted intelligence, intrusion detection, health physiotherapy, and the like; when marking according to the measurement accuracy, the method comprises the following steps: high precision, normal precision, low precision, etc.; when the identification is carried out according to the service type, the method further comprises the following steps: vulnerability detection, gesture recognition, heart rate recording, proximity checking, and the like. The method meets the requirement that the signal measurement operation is performed by configuring according to the requirement in various scenes. Has wide application prospect, greatly improves life experience and promotes the development of the science and technology industry.
As an alternative embodiment, the wireless sensing result is obtained according to the measurement configuration information based on the operation of the sensing process responder. The sensing process responder configures different parameters according to different service requirements, and executes signal measurement according to the specified parameters to obtain corresponding wireless sensing results. Because the measurement configuration information can be flexibly set according to the measurement requirements, the measurement can be effectively ensured to meet the user requirements, and the user experience is effectively improved.
As an optional embodiment, the obtaining a wireless sensing result according to the sensing role information based on the operation of the sensing process responder includes: sending a sensing signal to a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal receiver; and receiving a wireless sensing result sent by a sensing process responder, wherein the wireless sensing result is obtained by measuring the received sensing signal by the sensing process responder. The role information comprises a perception signal receiver and a perception signal sender. That is, in the case that the sensing process responder is a sensing signal receiver, the sensing process responder is simultaneously used as a sensing signal receiver, that is, a side receiving and measuring signals in the sensing process, the sensing process initiator is used as a sensing signal sender, that is, a side sending sensing signals in the sensing process, the sensing process initiator sends sensing signals, and the sensing process responder receives the sensing signals sent by the sensing process initiator, performs measurement, and generates a measurement result.
As an optional embodiment, the obtaining a wireless sensing result according to the sensing role information based on the operation of the sensing process responder includes: receiving a sensing signal sent by a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal sender; and measuring the received sensing signal, and calculating to obtain a wireless sensing result. That is, in the case that the sensing process responder is a sensing signal sender, the sensing process initiator serves as a receiver of the sensing signal, that is, a party receiving and measuring the signal in the sensing process, and the sensing process initiator serves as a sender of the sensing signal, that is, a party sending the sensing signal in the sensing process.
As an optional embodiment, before the obtaining the wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder, the method further includes: receiving a wireless sensing measurement response sent by a sensing process responder, wherein the wireless sensing measurement response is used for indicating the sensing process responder to receive a wireless sensing process request; and sending an acknowledgement response to the perception process responder, wherein the acknowledgement response is used for acknowledging the receipt of the wireless perception measurement response. Namely, when the perception process initiator sends a wireless perception process request to the perception process responder, the perception process responder receives a response message of confirmation sent by the perception process responder when confirming to receive the wireless perception process request and executing wireless perception measurement, and then the perception process initiator sends a response of confirmation to the perception process responder. Before the wireless perception measurement is carried out between the perception process initiator and the perception process responder, the wireless perception measurement is carried out when the negotiation is consistent through the negotiation between the perception process initiator and the perception process responder, the possibility of blindly sending perception signals is effectively avoided, and the efficiency of the wireless perception measurement is effectively improved.
As an alternative embodiment, in the terminal and/or the network device, when the network device or/and the terminal supports the wireless sensing capability and is enabled, the wireless sensing capability is provided to perform the wireless sensing signal measurement. The signal measurement method can be closed and opened as required, and when the terminal and/or the network equipment have wireless sensing capability and are enabled, the signal sensing measurement is executed according to a program; when the terminal and/or network device does not have wireless awareness capability or is capable of wireless awareness but is not enabled, the awareness measurements are not initiated.
Fig. 3 is a flowchart of a second signal measurement method according to an embodiment of the present invention, and as shown in fig. 3, the method includes the following steps:
step S302, receiving a wireless sensing process request sent by a sensing process initiator, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process;
and step S304, based on the operation of the perception process initiator, executing wireless perception measurement processing according to the measurement configuration information.
Through the steps, from the side of the perception process responder, the wireless perception process request sent by the perception process initiator is received, and the wireless perception measurement processing is executed according to the measurement configuration information based on the operation of the perception process initiator. The perception process responder can be various types of terminals or network devices, and the perception process initiator can also be various types of terminals or network devices. Because the perception process initiator and the perception process responder can be various types of terminals or network equipment, more types of terminals or network equipment are allowed to participate in the perception signal measurement process, and the technical problem that the related standard which is executed by a person and realizes wireless perception measurement is lacked in the related technology is solved.
As an alternative embodiment, the measurement configuration information is determined according to the wireless sensing capability information of the initiator of the sensing process and the wireless sensing capability information of the responder of the sensing process. Among them, there are many information about the wireless sensing capability of the responder in the sensing process, such as: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the parameters corresponding to the supported wireless sensing measurement mode, and the like.
As an alternative embodiment, the supported wireless-aware usage model may include one or more usage model parameters, and there are many supported wireless-aware usage model parameters, such as: the maximum distance that can perceive, the maximum contained angle that can perceive, the precision of range finding, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, perception measuring frequency, the cycle perception is long, etc.. Among the above parameters, each parameter may be set more precisely, for example, in the perceived maximum included angle parameter, the parameter may be a value indicating the same maximum included angle in all directions, or may be a pair of values indicating the maximum included angle in the horizontal direction and the maximum included angle in the vertical direction, respectively; in the minimum precision of dividing the perception target, a plurality of sub-parameters such as distance unit, speed unit, angle difference, and the like can be included; in the parameter of the cyclic sensing duration, the duration or percentage that each predefined period can be used for making the wireless sensing measurement is represented, for example, the period is 10ms, the parameter value is set to 1, and it represents that at most 1ms duration can be used for sending or receiving the wireless sensing signal every 10 ms; or when the period is 10ms, the parameter value is set to 10%, which means that the duration of 1ms at most can be used for sending or receiving the wireless sensing signal every 10 ms; in the frequency parameters of perception measurement, when the parameters simultaneously comprise the parameters of the parameters and the cyclic perception duration, calculating a perception period according to the parameters, and then calculating the cyclic perception duration according to the parameters of the perception period and the cyclic perception duration; and so on. The signal measurement of corresponding functions in various scenes can be performed according to actual requirements.
As an alternative embodiment, the supported wireless sensing measurement mode includes at least one of the following: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode. Different values may be set in the wireless sensing measurement mode to select the measurement mode. Among the above parameters, each parameter may be set more precisely, for example, when the wireless sensing measurement mode is set to 1, the multi-station FMCW radar measurement mode is set to be selected, and the corresponding parameters include: supported scan frequency, supported bandwidth; when the wireless sensing measurement mode is set to be 2, a multi-station SFCW radar measurement mode is set to be selected, and corresponding parameters comprise: starting frequency, stepping bandwidth; when the wireless sensing measurement mode is set to be 3, the wireless sensing measurement mode is set to be a CSI measurement mode, and the corresponding parameters comprise: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals. The embodiment of the invention provides a plurality of supported wireless perception measurement modes so as to meet the requirements of executing signal measurement in different scenes.
As an alternative embodiment, based on the operation of the awareness process initiator, the wireless awareness measurement processing is performed according to the measurement configuration information, and includes: under the condition that the measurement configuration information comprises perception role information, based on the operation of a perception process initiator, executing wireless perception measurement processing according to the perception role information, wherein the perception role information comprises: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or perception responder, and the perception signal receiver comprises: the awareness process initiator or the awareness performing responder.
As an optional embodiment, the measurement configuration information further includes: and the sensing signal sender sends the parameters of the signals and indicates the feedback mode of the measurement result. When the perception signal initiator is the side for transmitting the perception signal in the perception process as the signal transmitter, the perception signal initiator includes parameters for indicating the transmission of the perception signal and a feedback mode for indicating the measurement result.
As an alternative embodiment, the parameter of the sensing signal sender sending signal comprises at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameters include an execution parameter of a CSI measurement system, an execution parameter of an FMCW measurement system, and an execution parameter of an SFCW measurement system. The application scenario may select the required execution parameters of the measurement mode according to different service types, where the execution parameters of the CSI measurement mode include: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the antenna array configuration, the transmitted wave beam configuration, the sending opportunity of the scheduled signal, the number of sub-carriers and the modulation and demodulation mode of the signal; there are many parameters that can be implemented in the FMCW measurement mode, including: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode and the execution parameters of the SFCW measurement mode are many, including: initial frequency, stepping times and stepping duration. Configuration according to requirements is guaranteed, the signal measurement result is obtained purposefully, and tedious data operation is reduced. It should be noted that, among the above parameters, one or more parameters may be selected and set according to the requirements of the practical application. By selecting different perception measurement modes and executing parameters corresponding to the perception measurement modes and setting corresponding parameters, the requirement of configuration as required in various scenes is met, not only is the wireless perception measurement precision improved, but also the efficiency of executing signal measurement operation is improved.
As an optional embodiment, the sensing service identifier may be classified into major identifiers according to service types, service scenarios, measurement accuracy, and the like, where each major identifier has numerous application scenarios, for example, when identifying according to a service scenario, the method includes: smart home, vehicle-mounted intelligence, intrusion detection, health physiotherapy, and the like; when marking according to the measurement accuracy, the method comprises the following steps: high precision, normal precision, low precision, etc.; when the identification is carried out according to the service type, the method also comprises the following steps: vulnerability detection, gesture recognition, heart rate recording, proximity checking, and the like. The method meets the requirement that the signal measurement operation is performed by configuring according to the requirement in various scenes. Has wide application prospect, greatly improves life experience and promotes the development of the science and technology industry.
As an alternative embodiment, the performing the wireless sensing measurement process according to the measurement configuration information based on the operation of the sensing process initiator includes: and under the condition that the perception role information indicates that the perception process initiator is a perception signal receiver, sending a perception signal to the perception process initiator for the perception process initiator to measure the received perception signal and obtain a wireless perception result. Under the condition that the perception process initiator serves as a perception signal receiver, the perception process responder sends a perception signal, the perception process initiator receives the perception signal and measures the received perception signal to obtain a wireless perception result, the perception process responder sends the perception signal, and the perception process initiator receives the perception signal and measures the perception signal to obtain the wireless perception result.
As an alternative embodiment, the performing the wireless sensing measurement process according to the measurement configuration information based on the operation of the sensing process initiator includes: receiving a sensing signal sent by a sensing process initiator under the condition that the sensing role information indicates that the sensing process initiator is a sensing signal sender; measuring the received sensing signal to obtain a wireless sensing result; and sending the wireless sensing result to a sensing process initiator. Under the condition, the perception process initiator sends a perception signal, and the perception process responder receives the perception signal to measure so as to obtain a wireless perception result.
As an optional embodiment, before performing the wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator, the method further includes: a wireless sensing measurement response is sent to a sensing process initiator, wherein the wireless sensing measurement response is used for indicating the receiving of a wireless sensing process request; and receiving an acknowledgement response sent by the perception process initiator, wherein the acknowledgement response is used for acknowledging that the perception process initiator receives the wireless perception measurement response. Before the wireless perception measurement is carried out between the perception process initiator and the perception process responder, the wireless perception measurement is carried out through the negotiation between the perception process initiator and the perception process responder when the negotiation is consistent, the possibility of blindly sending perception signals is effectively avoided, and the efficiency of the wireless perception measurement is effectively improved.
Based on the above embodiments and alternative embodiments, an alternative implementation is provided.
In this alternative embodiment, a signal measurement method is provided, and this alternative embodiment is explained below.
S1, STA obtains the capability information of AP through communication message;
it should be noted that the communication message includes: beacon message, or Probe Response message or Association Response message; the Capability information of the AP includes WSENS Capability (wireless sensing Capability information element), which may include one or more parameters CSI profiles, FMCW profiles, and FMCW profiles, where parameter settings in the CSI profiles, FMCW profiles, and FMCW profiles are as shown in table 1, where the included parameters are determined according to the value of sensing type in sensing control:
TABLE 1
The Sensing model in table 1 may include one or more user models (usage models), and the settings are as shown in table 2:
Usage model 1 | …… | Usage model N |
TABLE 2
Wherein, the Sensing model parameter settings in table 1 are shown in table 3:
TABLE 3
Wherein the setting of the sending control parameters in table 1 is shown in table 4:
parameter(s) | Description of the invention |
Sensing type | Means for indicating perception measurements |
TABLE 4
Wherein, the setting of the Sensing type parameter in table 4 is shown in table 5:
TABLE 5
The CSI profiles parameter settings in table 1 are shown in table 6:
parameter(s) | Description of the invention |
TX frequency | Frequency bands of supported transmit signals |
TX Bandwidth | Bandwidth of supported transmit signals |
TABLE 6
The FMCW profiles parameter settings in table 1 are shown in table 7:
Sweep frequency | supported scan frequencies |
Bandwidth | Supported bandwidth |
TABLE 7
Wherein, the SFCW profiles parameter settings in table 1 are shown in table 8:
Lowest frequency | frequency of origin |
Step frequency | Step frequency |
Step bandwidth (optional) | Step bandwidth |
TABLE 8
S2, the STA sends an Association request frame to the AP, wherein the Association request frame comprises information element sending capability;
it should be noted that the information element is used to indicate the wireless sensing capability of the terminal, and the information element is set as S1.
S3, if the STA or the AP (namely the perception process initiator) needs to perform wireless perception and needs the participation of the other party, executing the following operations;
the STA or/and the AP send a sending request frame to the other side, and the parameter setting in the sending request frame sent by the initiator is shown in table 9:
it should be noted that the party sending the sending request is called an initiator, and the party receiving and agreeing to cooperatively perform wireless sensing is called a responder.
TABLE 9
The Frame body parameter setting in table 9 is shown in table 10:
TABLE 10
Wherein, the setting of the sensing role Element parameters in table 10 is shown in table 11:
TABLE 11
Wherein, the Sensing TX Element parameter settings in table 10 are shown in table 12:
TABLE 12
Wherein, the CSI operation parameter settings in table 12 are shown in table 13:
parameter(s) | Description of the invention |
Operating class | Frequency of transmission of sensing signal |
Channel number | Sending perception messagesBandwidth of numbers |
Antenna array | Antenna array configuration |
Beamforming matrix | Transmitted beam configuration |
Scheduled period | Scheduled signal transmission timing |
Number of carriers | Number of subcarriers |
MCS | Modulation-demodulation method of signal |
Watch 13
The FMCW operation parameter settings in table 12 are shown in table 14:
parameter(s) | Description of the preferred embodiment |
Sweep frequency | Frequency of transmission of sensing signal |
Bandwidth | Bandwidth for transmitting sensing signal |
Sweep duration | Duration of one signal transmission |
Antenna pattern | Direction of antenna |
Antennas polarization | Antenna polarization mode |
TABLE 14
Wherein, the SFCW operation parameter settings in table 12 are shown in table 15:
parameter(s) | Description of the preferred embodiment |
Lowest frequency | Starting frequency |
Step frequency | Step frequency |
Number of steps | Number of steps |
Step duration | Step duration |
Watch 15
Optionally, the initiator selects the responder according to the sensing requirement of the application, and the sensing capability of the initiator or/and the sensing capability of the other party before sending the sending request frame.
For example, the following steps are carried out: in the application scene setting, the gesture control application needs a sensing range of 5m, sensing precision of 0.1m, sensing minimum movement speed of 0.5m/s and the like, the terminal and the device check the self sensing capability or/and parameters of each user model in the sending model in the sensing capability of the other party, check whether the user models meeting the parameters exist, and if the user models meeting the parameters, send the sending request to the other party.
S4, after the responder STA or/and the AP (namely the perception process responder) receive the sending request frame, sending the sending response frame to the STA, wherein the parameter setting of the sending request frame is shown in the table 16;
TABLE 16
The Frame body parameter setting in table 16 is shown in table 17:
TABLE 17
It should be noted that, if the Sensing Role Element in the Sensing request frame indicates that the transmitter is the responder, and the responder receives the cooperative execution Sensing process, the Sensing TX Element parameter is included in the Sensing response frame.
And S5, after the initiator STA or/and the AP receive the sending response frame, sending ACK to the responder, wherein the ACK indicates that the sending response frame is received.
It should be noted that, according to the function of the transmitter, the following operations are performed:
1) If the initiator STA or/and the AP is transmitter, the responder STA or/and the AP is used as receiver;
sending a Sensing signal according to parameter setting in the Sensing TX Element, wherein a responder STA or/and AP serves as a receiver, receiving the signal according to the setting in the Sensing TX Element parameter, measuring and calculating, and sending a measurement result to an initiator according to configuration of Feedback configuration;
2) If the responder STA or/and the AP is transmitter, the initiator STA or/and the AP is used as receiver; after receiving ACK sent by an initiator STA or/and AP, sending a Sensing signal according to the setting in the Sensing TX Element parameter, wherein the initiator STA or/and AP serves as a receiver, receiving the signal according to the setting in the Sensing TX Element parameter, measuring and calculating, and sending the measuring result to an application layer.
In the steps of the above-described alternative embodiment, the Association request frame and the Association response frame include the parameter sending Capability as follows:
when the following parameter dot11WSENSOPT Implemented is true, the Association request frame and Association response frame only contain the parameter sensing Capability
1) If the current equipment supports the WLAN Sensing capability and is enabled, setting a parameter dot11WSENSOPT Implemented locally and setting the value of the parameter to true;
if the terminal supports the WLAN Sensing capability and is not enabled, a parameter dot11WSENSOPT impacted is set locally, and the value is set to false.
2) If the current equipment supports the WLAN Sensing capability, setting a parameter dot11WSENSOPT impacted locally and setting the value to true;
if the current equipment does not support the WLAN Sensing capability, the parameters are not set
dot11WSENSOptionImplemented。
Through the above alternative embodiment, the following effects can be achieved:
1) Detailed and specific steps for signal measurement are disclosed;
2) According to actual requirements and user requirements, the time for signal measurement can be selected, signal terminals can be selected, and the like, so that different requirements under various scenes are met, and universality is achieved.
It should be noted that, for the embodiment of the signal measurement method, the signal measurement method may have an alternative implementation manner by changing part of the settings, so as to achieve different effects according to different requirements and different application scenarios.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art will appreciate that the embodiments described in this specification are presently preferred and that no acts or modules are required by the invention.
Through the description of the foregoing embodiments, it is clear to those skilled in the art that the method according to the foregoing embodiments may be implemented by software plus a necessary general hardware platform, and certainly may also be implemented by hardware, but the former is a better implementation mode in many cases. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk) and includes instructions for enabling a terminal device (such as a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.
Example 2
According to an embodiment of the present invention, there is further provided an apparatus for implementing the first signal measurement method, and fig. 4 is a block diagram of a structure of the first signal measurement apparatus according to an embodiment of the present invention. As shown in fig. 4, the apparatus includes a first sending module 402 and a first obtaining module 404, which will be described below.
A first sending module 402, configured to send a wireless sensing process request to a sensing process responder, where the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; a first obtaining module 404, connected to the first sending module 402, configured to obtain a wireless sensing result according to the measurement configuration information based on an operation of a responder in the sensing process.
As an optional embodiment, before sending the wireless aware process request to the aware process responder, the method further includes: acquiring wireless sensing capability information of a sensing process responder; and determining measurement configuration information based on the wireless sensing capability information of the sensing process responder.
As an alternative embodiment, the wireless sensing capability information of the responder of the sensing process includes at least one of the following: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
As an alternative embodiment, the supported wireless sensing usage model comprises at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
As an alternative embodiment, the supported wireless sensing measurement mode includes at least one of the following: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
As an optional embodiment, the supported parameters corresponding to the wireless sensing measurement mode include at least one of the following: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measuring mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode comprise: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals.
As an optional embodiment, the first obtaining module 404 is further configured to, in a case that the measurement configuration information includes perceptual role information, obtain a wireless perceptual result according to the perceptual role information based on an operation of a perceptual process responder, where the perceptual role information includes: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or perception responder, and the perception signal receiver comprises: the awareness process initiator or the awareness performing responder.
As an optional embodiment, the measurement configuration information further includes: and sensing parameters of signals sent by the signal sender, and indicating a feedback mode of the measurement result.
As an alternative embodiment, the parameter of the sensing signal sender sending signal comprises at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
As an optional embodiment, the implementation parameter of the CSI measurement mode includes at least one of: the frequency of the transmitted sensing signal, the bandwidth of the transmitted sensing signal, the antenna array configuration, the transmitted beam configuration, the scheduled signal transmission opportunity, the number of subcarriers and the modulation and demodulation mode of the signal; the performing parameters of the FMCW measurement mode include at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode, and the execution parameters of the SFCW measurement mode include at least one of the following parameters: initial frequency, stepping times and stepping duration.
As an optional embodiment, the first obtaining module 404 is further configured to send a sensing signal to a sensing process responder in a case that the sensing role information indicates that the sensing process responder is a sensing signal receiver; and receiving a wireless sensing result sent by a sensing process responder, wherein the wireless sensing result is obtained by measuring and calculating the received sensing signal by the sensing process responder.
As an optional embodiment, the first obtaining module 404 is further configured to receive, when the sensing role information indicates that the sensing process responder is a sensing signal sender, a sensing signal sent by the sensing process responder; and measuring the received sensing signal, and calculating to obtain a wireless sensing result.
As an optional embodiment, the apparatus further includes a first interaction module, configured to receive a wireless sensing measurement response sent by a sensing process responder, where the wireless sensing measurement response is used to indicate the sensing process responder to receive a wireless sensing process request; and sending an acknowledgement response to the perception process responder, wherein the acknowledgement response is used for acknowledging the receipt of the wireless perception measurement response.
According to an embodiment of the present invention, there is further provided an apparatus for implementing the second signal measurement method, and fig. 5 is a block diagram of a second signal measurement apparatus provided according to an embodiment of the present invention, and as shown in fig. 5, the apparatus includes: a first receiving module 502 and a first processing module 504, which will be described below.
A first receiving module 502, configured to receive a wireless sensing process request sent by a sensing process initiator, where the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; a first processing module 504, connected to the first receiving module 502, configured to execute a wireless sensing measurement process according to the measurement configuration information based on an operation of a sensing process initiator.
As an alternative embodiment, the measurement configuration information is determined according to the wireless sensing capability information of the sensing process initiator and the wireless sensing capability information of the sensing process responder.
As an alternative embodiment, the wireless sensing capability information of the initiator of the sensing process and the wireless sensing capability information of the responder of the sensing process each include at least one of the following: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
As an alternative embodiment, the supported wireless sensing usage model comprises at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the precision of range finding, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, perception measuring frequency, it is long to circulate the perception.
As an alternative embodiment, the supported wireless sensing measurement mode includes at least one of the following: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
As an optional embodiment, the supported parameters corresponding to the wireless sensing measurement mode include at least one of the following: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measurement mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode comprise: frequency bands of the supported transmission signals, bandwidths of the supported transmission signals.
As an optional embodiment, the first processing module 504 is further configured to, in a case that the measurement configuration information includes perceptual role information, perform, based on an operation of a perceptual process initiator, a wireless perceptual measurement process according to the perceptual role information, where the perceptual role information includes: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or the perception responder comprises the following steps: a aware process initiator or a aware responder.
As an optional embodiment, the measurement configuration information further includes: and sensing parameters of signals sent by the signal sender, and indicating a feedback mode of the measurement result.
As an alternative embodiment, the parameter of the sensing signal sender sending signal comprises at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
As an optional embodiment, the implementation parameter of the CSI measurement mode includes at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the antenna array configuration, the transmitted wave beam configuration, the sending opportunity of the scheduled signal, the number of sub-carriers and the modulation and demodulation mode of the signal; the execution parameters of the FMCW measurement mode include at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode, and the execution parameters of the SFCW measurement mode include at least one of the following parameters: initial frequency, stepping times and stepping duration.
As an optional embodiment, the first processing module 504 is further configured to send a sensing signal to the sensing process initiator when the sensing role information indicates that the sensing process initiator is a sensing signal receiver, where the sensing signal is used for the sensing process initiator to measure the received sensing signal, and obtain a wireless sensing result.
As an optional embodiment, the first processing module 504, in a case that the sensing role information indicates that the sensing process initiator is a sensing signal sender, receives a sensing signal sent by the sensing process initiator; measuring the received sensing signal to obtain a wireless sensing result; and sending the wireless sensing result to a sensing process initiator.
As an optional embodiment, the apparatus further includes a second interaction module, configured to send a wireless sensing measurement response to the sensing process initiator, where the wireless sensing measurement response is used to indicate that a wireless sensing process request is received; and receiving an acknowledgement response sent by the perception process initiator, wherein the acknowledgement response is used for acknowledging that the perception process initiator receives the wireless perception measurement response.
It should be noted that the modules correspond to the steps in embodiment 1, and the modules are the same as the corresponding steps in the implementation examples and application scenarios, but are not limited to the disclosure in embodiment 1. It should be noted that the above modules may be operated in a terminal as a part of the apparatus.
Example 3
The embodiment of the invention can provide a terminal which can be any computer terminal device in a computer terminal group. Optionally, in this embodiment, the terminal may also be a terminal device such as a mobile terminal.
Optionally, in this embodiment, the terminal may be located in at least one network device of a plurality of network devices of a computer network.
Alternatively, fig. 6 is a block diagram illustrating a structure of a terminal according to an exemplary embodiment. As shown in fig. 6, the terminal may include: one or more processors 61 (only one shown), a memory 62 for storing processor-executable instructions; wherein the processor is configured to execute the instructions to implement the signal measurement method of any of the above.
The memory may be configured to store software programs and modules, such as program instructions/modules corresponding to the signal measurement method and apparatus in the embodiments of the present invention, and the processor executes various functional applications and data processing by running the software programs and modules stored in the memory, so as to implement the signal measurement method. The memory may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory may further include memory remotely located from the processor, which may be connected to the computer terminal over a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The processor can call the information and application program stored in the memory through the transmission device to execute the following steps: sending a wireless sensing process request to a sensing process responder, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and acquiring a wireless sensing result according to the measurement configuration information based on the operation of the responder in the sensing process.
Optionally, the processor may further execute the program code of the following steps: before sending the wireless awareness process request to the awareness process responder, the method further comprises the following steps: acquiring wireless sensing capability information of a sensing process responder; and determining measurement configuration information based on the wireless sensing capability information of the responder of the sensing process.
Optionally, the processor may further execute the program code of the following steps: the wireless sensing capability information of the process-aware responder comprises at least one of the following: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
Optionally, the processor may further execute the program code of the following steps: the supported wireless aware usage model includes at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
Optionally, the processor may further execute the program code of the following steps: the supported wireless sensing measurement mode comprises at least one of the following modes: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
Optionally, the processor may further execute the program code of the following steps: the parameters corresponding to the supported wireless sensing measurement mode comprise at least one of the following parameters: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measurement mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode comprise: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals.
Optionally, the processor may further execute the program code of the following steps: based on the operation of the responder in the sensing process, the method for acquiring the wireless sensing result according to the measurement configuration information comprises the following steps: under the condition that the measurement configuration information comprises perception role information, based on the operation of a perception process responder, obtaining a wireless perception result according to the perception role information, wherein the perception role information comprises: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or the perception responder comprises the following steps: a aware process initiator or a aware responder.
Optionally, the processor may further execute the program code of the following steps: the measurement configuration information further includes: and sensing parameters of signals sent by the signal sender, and indicating a feedback mode of the measurement result.
Optionally, the processor may further execute the program code of the following steps: the parameters of the perception signal sender sending signals comprise at least one of the following: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
Optionally, the processor may further execute the program code of the following steps: the execution parameters of the CSI measurement mode comprise at least one of the following parameters: the frequency of the transmitted sensing signal, the bandwidth of the transmitted sensing signal, the antenna array configuration, the transmitted beam configuration, the scheduled signal transmission opportunity, the number of subcarriers and the modulation and demodulation mode of the signal; the execution parameters of the FMCW measurement mode include at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode, and the execution parameters of the SFCW measurement mode include at least one of the following parameters: initial frequency, stepping times and stepping duration.
Optionally, the processor may further execute the program code of the following steps: based on the operation of a perception process responder, acquiring a wireless perception result according to a perception role, comprising the following steps: sending a sensing signal to a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal receiver; and receiving a wireless sensing result sent by a sensing process responder, wherein the wireless sensing result is obtained by measuring and calculating the received sensing signal by the sensing process responder.
Optionally, the processor may further execute the program code of the following steps: based on the operation of a responder in the perception process, the method for acquiring the wireless perception result according to the perception role comprises the following steps: receiving a sensing signal sent by a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal sender; and measuring the received sensing signal, and calculating to obtain a wireless sensing result.
Optionally, the processor may further execute the program code of the following steps: before the operation of the responder based on the sensing process and the wireless sensing result is obtained according to the measurement configuration information, the method further comprises the following steps: receiving a wireless perception measurement response sent by a perception process responder, wherein the wireless perception measurement response is used for indicating the perception process responder to receive a wireless perception process request; and sending an acknowledgement response to the awareness process responder, wherein the acknowledgement response is used for acknowledging the receipt of the wireless awareness measurement response.
The processor can call the information and application program stored in the memory through the transmission device to execute the following steps: receiving a wireless sensing process request sent by a sensing process initiator, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and based on the operation of the perception process initiator, executing wireless perception measurement processing according to the measurement configuration information.
Optionally, the processor may further execute the program code of the following steps: the measurement configuration information is determined according to the wireless perception capability information of the perception process initiator and the wireless perception capability information of the perception process responder.
Optionally, the processor may further execute the program code of the following steps: the wireless perception capability information of the perception process initiator and the wireless perception capability information of the perception process responder comprise at least one of the following information: the supported wireless perception usage model, the supported wireless perception measurement mode and the parameters corresponding to the supported wireless perception measurement mode.
Optionally, the processor may further execute the program code of the following steps: the supported wireless aware usage model includes at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
Optionally, the processor may further execute the program code of the following steps: the supported wireless sensing measurement mode comprises at least one of the following modes: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
Optionally, the processor may further execute the program code of the following steps: the parameters corresponding to the supported wireless sensing measurement modes comprise at least one of the following parameters: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measurement mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode include: frequency bands of the supported transmission signals, bandwidths of the supported transmission signals.
Optionally, the processor may further execute the program code of the following steps: based on the operation of the perception process initiator, the wireless perception measurement processing is executed according to the measurement configuration information, and the method comprises the following steps: under the condition that the measurement configuration information comprises perception role information, based on the operation of a perception process initiator, executing wireless perception measurement processing according to the perception role information, wherein the perception role information comprises: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or perception responder, and the perception signal receiver comprises: the awareness process initiator or the awareness performing responder.
Optionally, the processor may further execute the program code of the following steps: the measurement configuration information further includes: and the sensing signal sender sends the parameters of the signals and indicates the feedback mode of the measurement result.
Optionally, the processor may further execute the program code of the following steps: the parameters of the perceived signal sender signaling include at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
Optionally, the processor may further execute the program code of the following steps: the execution parameters of the CSI measurement mode comprise at least one of the following parameters: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the antenna array configuration, the transmitted wave beam configuration, the sending opportunity of the scheduled signal, the number of sub-carriers and the modulation and demodulation mode of the signal; the execution parameters of the FMCW measurement mode include at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode, and the execution parameters of the SFCW measurement mode include at least one of the following parameters: initial frequency, stepping times and stepping duration.
Optionally, the processor may further execute the program code of the following steps: based on the operation of the perception process initiator, the wireless perception measurement processing is executed according to the measurement configuration information, and the method comprises the following steps: and under the condition that the perception role information indicates that the perception process initiator is a perception signal receiver, sending a perception signal to the perception process initiator for the perception process initiator to measure the received perception signal and obtain a wireless perception result.
Optionally, the processor may further execute the program code of the following steps: based on the operation of the perception process initiator, the wireless perception measurement processing is executed according to the measurement configuration information, and the method comprises the following steps: receiving a sensing signal sent by a sensing process initiator under the condition that the sensing role information indicates that the sensing process initiator is a sensing signal sender; measuring the received sensing signal to obtain a wireless sensing result; and sending the wireless sensing result to a sensing process initiator.
Optionally, the processor may further execute the program code of the following steps: before performing the wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator, the method further comprises the following steps: a wireless sensing measurement response is sent to a sensing process initiator, wherein the wireless sensing measurement response is used for indicating the receiving of a wireless sensing process request; and receiving an acknowledgement response sent by the perception process initiator, wherein the acknowledgement response is used for acknowledging that the perception process initiator receives the wireless perception measurement response.
Embodiments of the present invention may provide a network device, and fig. 7 is a block diagram illustrating a structure of a network device according to an exemplary embodiment. As shown in fig. 7, the network device 70 may include: one or more (only one shown) memory 72 for storing processing components 71, executable instructions, a power supply component 73 for providing power, a network interface 74 for enabling communication with an external network, and an I/O input/output interface 75 for data transmission with the outside; wherein the processing component 71 is configured to execute instructions to implement any of the signal measurement methods described above.
The memory may be configured to store software programs and modules, such as program instructions/modules corresponding to the signal measurement method and apparatus in the embodiments of the present invention, and the processor executes various functional applications and data processing by running the software programs and modules stored in the memory, so as to implement the signal measurement method. The memory may include high speed random access memory, and may also include non-volatile memory, such as one or more magnetic storage devices, flash memory, or other non-volatile solid-state memory. In some examples, the memory may further include memory located remotely from the processor, and these remote memories may be connected to the computer terminal through a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The processing component can call the information and the application program stored in the memory through the transmission device to execute the following steps: sending a wireless sensing process request to a sensing process responder, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and acquiring a wireless sensing result according to the measurement configuration information based on the operation of the responder in the sensing process.
Optionally, the processing component may further execute program codes of the following steps: before sending the wireless awareness process request to the awareness process responder, the method further comprises the following steps: acquiring wireless sensing capability information of a sensing process responder; and determining measurement configuration information based on the wireless sensing capability information of the responder of the sensing process.
Optionally, the processing component may further execute program codes of the following steps: the wireless sensing capability information of the process-aware responder includes at least one of: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
Optionally, the processing component may further execute program codes of the following steps: the supported wireless aware usage model includes at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
Optionally, the processing component may further execute program codes of the following steps: the supported wireless sensing measurement mode comprises at least one of the following modes: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
Optionally, the processing component may further execute program codes of the following steps: the parameters corresponding to the supported wireless sensing measurement mode comprise at least one of the following parameters: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measurement mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode include: frequency bands of the supported transmission signals, bandwidths of the supported transmission signals.
Optionally, the processing component may further execute the following steps: based on the operation of the responder in the sensing process, the method for acquiring the wireless sensing result according to the measurement configuration information comprises the following steps: under the condition that the measurement configuration information comprises perception role information, based on the operation of a perception process responder, obtaining a wireless perception result according to the perception role information, wherein the perception role information comprises: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or the perception responder comprises the following steps: the awareness process initiator or the awareness performing responder.
Optionally, the processing component may further execute the following steps: the measurement configuration information further includes: and the sensing signal sender sends the parameters of the signals and indicates the feedback mode of the measurement result.
Optionally, the processing component may further execute the following steps: the parameters of the perceived signal sender signaling include at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
Optionally, the processing component may further execute the following steps: the execution parameters of the CSI measuring mode comprise at least one of the following parameters: the frequency of the transmitted sensing signal, the bandwidth of the transmitted sensing signal, the antenna array configuration, the transmitted beam configuration, the scheduled signal transmission opportunity, the number of subcarriers and the modulation and demodulation mode of the signal; the performing parameters of the FMCW measurement mode include at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode and the execution parameters of the SFCW measurement mode comprise at least one of the following parameters: initial frequency, stepping times and stepping duration.
Optionally, the processing component may further execute program codes of the following steps: based on the operation of a responder in the perception process, the method for acquiring the wireless perception result according to the perception role comprises the following steps: sending a sensing signal to a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal receiver; and receiving a wireless sensing result sent by a sensing process responder, wherein the wireless sensing result is obtained by measuring and calculating the received sensing signal by the sensing process responder.
Optionally, the processing component may further execute program codes of the following steps: based on the operation of a perception process responder, acquiring a wireless perception result according to a perception role, comprising the following steps: receiving a sensing signal sent by a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal sender; and measuring the received sensing signal, and calculating to obtain a wireless sensing result.
Optionally, the processing component may further execute program codes of the following steps: before the responder obtains the wireless sensing result according to the measurement configuration information based on the operation of the sensing process, the method further comprises the following steps: receiving a wireless perception measurement response sent by a perception process responder, wherein the wireless perception measurement response is used for indicating the perception process responder to receive a wireless perception process request; and sending an acknowledgement response to the perception process responder, wherein the acknowledgement response is used for acknowledging the receipt of the wireless perception measurement response.
The processing component can call the information and the application program stored in the memory through the transmission device to execute the following steps: receiving a wireless sensing process request sent by a sensing process initiator, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process; and executing wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator.
Optionally, the processing component may further execute the following steps: the measurement configuration information is determined according to the wireless perception capability information of the perception process initiator and the wireless perception capability information of the perception process responder.
Optionally, the processing component may further execute program codes of the following steps: the wireless perception capability information of the perception process initiator and the wireless perception capability information of the perception process responder comprise at least one of the following information: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
Optionally, the processing component may further execute the following steps: the supported wireless aware usage model includes at least one of the following parameters: the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
Optionally, the processing component may further execute the following steps: the supported wireless sensing measurement mode comprises at least one of the following modes: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
Optionally, the processing component may further execute program codes of the following steps: the parameters corresponding to the supported wireless sensing measurement mode comprise at least one of the following parameters: the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth; the parameters corresponding to the multi-station SFCW radar measuring mode comprise: start frequency, step bandwidth. The parameters corresponding to the CSI measurement mode include: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals.
Optionally, the processing component may further execute the following steps: based on the operation of the perception process initiator, the wireless perception measurement processing is executed according to the measurement configuration information, and the method comprises the following steps: under the condition that the measurement configuration information comprises perception role information, based on the operation of a perception process initiator, executing wireless perception measurement processing according to the perception role information, wherein the perception role information comprises: a perception signal sender and a perception signal receiver, wherein the perception signal sender comprises: the perception process initiator or perception responder, and the perception signal receiver comprises: the awareness process initiator or the awareness performing responder.
Optionally, the processing component may further execute program codes of the following steps: the measurement configuration information further includes: and sensing parameters of signals sent by the signal sender, and indicating a feedback mode of the measurement result.
Optionally, the processing component may further execute the following steps: the parameters of the perceived signal sender signaling include at least one of: the method comprises a perception measurement mode and execution parameters corresponding to the perception measurement mode, wherein the execution parameters corresponding to the perception measurement mode comprise: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
Optionally, the processing component may further execute program codes of the following steps: the execution parameters of the CSI measuring mode comprise at least one of the following parameters: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the antenna array configuration, the transmitted wave beam configuration, the sending opportunity of the scheduled signal, the number of sub-carriers and the modulation and demodulation mode of the signal; the performing parameters of the FMCW measurement mode include at least one of: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the antenna direction, the antenna polarization mode and the execution parameters of the SFCW measurement mode comprise at least one of the following parameters: initial frequency, stepping times and stepping duration.
Optionally, the processing component may further execute the following steps: based on the operation of the perception process initiator, the wireless perception measurement processing is executed according to the measurement configuration information, and the method comprises the following steps: and under the condition that the perception role information indicates that the perception process initiator is a perception signal receiver, sending a perception signal to the perception process initiator for the perception process initiator to measure the received perception signal and obtain a wireless perception result.
Optionally, the processing component may further execute program codes of the following steps: based on the operation of the perception process initiator, the wireless perception measurement processing is executed according to the measurement configuration information, and the method comprises the following steps: receiving a sensing signal sent by a sensing process initiator under the condition that the sensing role information indicates that the sensing process initiator is a sensing signal sender; measuring the received sensing signal to obtain a wireless sensing result; and sending the wireless sensing result to a sensing process initiator.
Optionally, the processing component may further execute the following steps: before performing the wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator, the method further comprises the following steps: a wireless sensing measurement response is sent to a sensing process initiator, wherein the wireless sensing measurement response is used for indicating to receive a wireless sensing process request; and receiving an acknowledgement response sent by the perception process initiator, wherein the acknowledgement response is used for acknowledging that the perception process initiator receives the wireless perception measurement response.
It should be understood by those skilled in the art that the structures shown in fig. 6 and fig. 7 are only schematic, and for example, the terminal may also be a terminal device such as a smart phone (e.g., an Android phone, an iOS phone, etc.), a tablet computer, a palmtop computer, a Mobile Internet Device (MID), a PAD, and the like. Fig. 6 and 7 do not limit the structure of the electronic device. For example, it may also include more or fewer components (e.g., network interfaces, display devices, etc.) than are shown in fig. 6, 7, or have a different configuration than that shown in fig. 6, 7.
In this embodiment, a signal measurement system is further provided, and the system includes the terminal and/or the network device described above.
Those skilled in the art will appreciate that all or part of the steps in the methods of the above embodiments may be implemented by a program instructing hardware associated with the terminal device, where the program may be stored in a computer-readable storage medium, and the storage medium may include: flash disks, read-Only memories (ROMs), random Access Memories (RAMs), magnetic or optical disks, and the like.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
In the above embodiments of the present invention, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed technology can be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units may be a logical division, and in actual implementation, there may be another division, for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed coupling or direct coupling or communication connection between each other may be an indirect coupling or communication connection through some interfaces, units or modules, and may be electrical or in other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit may be implemented in the form of hardware, or may also be implemented in the form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (31)
1. A signal measurement method, comprising:
sending a wireless sensing process request to a sensing process responder, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process;
and acquiring a wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder.
2. The method of claim 1, prior to sending the wireless aware process request to the aware process responder, further comprising:
acquiring wireless sensing capability information of the sensing process responder;
and determining the measurement configuration information based on the wireless sensing capability information of the sensing process responder.
3. The method of claim 2, wherein the wireless awareness capabilities information of the awareness process responder comprises at least one of: the supported wireless sensing usage model, the supported wireless sensing measurement mode and the corresponding parameter of the supported wireless sensing measurement mode.
4. The method of claim 3, wherein the supported wireless-aware usage model comprises at least one of the following parameters:
the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
5. The method of claim 3, wherein the supported wireless sensing measurement mode comprises at least one of: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
6. The method of claim 3, wherein the parameters corresponding to the supported wireless sensing measurement modes comprise at least one of:
the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth;
the parameters corresponding to the multi-station SFCW radar measurement mode comprise: starting point frequency, stepping bandwidth; the parameters corresponding to the CSI measurement mode include: the frequency bands of the supported transmit signals, the bandwidths of the supported transmit signals.
7. The method of claim 1, wherein obtaining the wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder comprises:
under the condition that the measurement configuration information comprises perception role information, based on the operation of the perception process responder, the wireless perception result is obtained according to the perception role information, wherein the perception role information comprises: a perceptual signal sender, a perceptual signal receiver, wherein the perceptual signal sender comprises: the perception process initiator or the perception responder, and the perception signal receiver comprises: the perception process initiator or the perception responder.
8. The method of claim 7, wherein the measurement configuration information further comprises: and the sensing signal sender sends the parameters of the signals and indicates the feedback mode of the measurement result.
9. The method of claim 8, wherein the parameters of the perceptual signal sender's signaling comprise at least one of: the method comprises a sensing measurement mode and an execution parameter corresponding to the sensing measurement mode, wherein the execution parameter corresponding to the sensing measurement mode comprises: the measurement parameters include an execution parameter of a CSI measurement system, an execution parameter of an FMCW measurement system, and an execution parameter of an SFCW measurement system.
10. The method of claim 9,
the execution parameter of the CSI measurement mode comprises at least one of the following parameters: the frequency of the transmitted sensing signal, the bandwidth of the transmitted sensing signal, the antenna array configuration, the transmitted beam configuration, the scheduled signal transmission opportunity, the number of subcarriers and the modulation and demodulation mode of the signal;
the execution parameters of the FMCW measurement mode comprise at least one of the following parameters: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the direction of an antenna and the polarization mode of the antenna;
the execution parameter of the SFCW measurement mode comprises at least one of the following parameters: initial frequency, stepping times and stepping duration.
11. The method of claim 7, wherein obtaining the wireless sensing result according to the sensing role information based on the operation of the sensing progress responder comprises:
under the condition that the perception role information indicates that the perception process responder is a perception signal receiver, sending a perception signal to the perception process responder;
and receiving a wireless sensing result sent by the sensing process responder, wherein the wireless sensing result is obtained by measuring and calculating the received sensing signal by the sensing process responder.
12. The method according to claim 7, wherein the obtaining the wireless sensing result according to the sensing role information based on the operation of the sensing process responder comprises:
receiving a sensing signal sent by a sensing process responder under the condition that the sensing role information indicates that the sensing process responder is a sensing signal sender;
and measuring the received sensing signal, and calculating to obtain the wireless sensing result.
13. The method according to any one of claims 1 to 12, further comprising, before obtaining the wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder:
receiving a wireless sensing measurement response sent by the sensing process responder, wherein the wireless sensing measurement response is used for indicating the sensing process responder to receive the wireless sensing process request;
sending an acknowledgement response to the process-aware responder, wherein the acknowledgement response is used for acknowledging receipt of the wireless perceptual measurement response.
14. A method of signal measurement, comprising:
receiving a wireless sensing process request sent by a sensing process initiator, wherein the wireless sensing process request carries measurement configuration information for executing a wireless sensing process;
and executing wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator.
15. The method of claim 14, wherein the measurement configuration information is determined according to wireless sensing capability information of the initiator of the sensing process and wireless sensing capability information of the responder of the sensing process.
16. The method according to claim 15, wherein the wireless sensing capability information of the sensing process initiator and the wireless sensing capability information of the sensing process responder each comprise at least one of the following: the supported wireless perception usage model, the supported wireless perception measurement mode and the parameters corresponding to the supported wireless perception measurement mode.
17. The method of claim 16, wherein the supported wireless-aware usage model comprises at least one of the following parameters:
the maximum distance that can perceive, the maximum contained angle that can perceive, the range finding precision, the precision of testing the speed, the angle measurement precision, the minimum precision that divides the perception target, to the recognition probability of perception target, the maximum target number that can detect simultaneously, the maximum delay of perception process, the frequency of perception measurement, it is long to circulate perception.
18. The method of claim 16, wherein the supported wireless sensing measurement mode comprises at least one of: the method comprises a single-station radar measuring mode, a passive radar measuring mode, a multi-station frequency modulation continuous wave FMCW radar measuring mode, a multi-station stepping frequency continuous wave SFCW radar measuring mode and a channel state information CSI measuring mode.
19. The method of claim 16, wherein the parameters corresponding to the supported wireless sensing measurement modes comprise at least one of:
the parameters corresponding to the multi-station FMCW radar measuring mode comprise: supported scan frequency, supported bandwidth;
the parameters corresponding to the multi-station SFCW radar measurement mode comprise: starting point frequency, stepping bandwidth; the parameters corresponding to the CSI measurement mode include: frequency bands of the supported transmission signals, bandwidths of the supported transmission signals.
20. The method according to claim 14, wherein performing a wireless-aware measurement process according to the measurement configuration information based on the operation of the aware process initiator comprises:
under the condition that the measurement configuration information comprises perception role information, based on the operation of the perception process initiator, executing wireless perception measurement processing according to the perception role information, wherein the perception role information comprises: a perceptual signal sender, a perceptual signal receiver, wherein the perceptual signal sender comprises: the perception process initiator or the perception responder, and the perception signal receiver comprises: the perception process initiator or the perception responder.
21. The method of claim 20, wherein the measurement configuration information further comprises: and the sensing signal sender sends a parameter of a signal and indicates a feedback mode of a measurement result.
22. The method of claim 21, wherein the parameters of the perceptual signal sender's signaling comprise at least one of: the method comprises a sensing measurement mode and an execution parameter corresponding to the sensing measurement mode, wherein the execution parameter corresponding to the sensing measurement mode comprises: the measurement parameter of the CSI measurement system, the measurement parameter of the FMCW measurement system, and the measurement parameter of the SFCW measurement system.
23. The method of claim 22,
the execution parameter of the CSI measurement mode comprises at least one of the following parameters: the frequency of the transmitted sensing signal, the bandwidth of the transmitted sensing signal, the antenna array configuration, the transmitted beam configuration, the scheduled signal transmission opportunity, the number of subcarriers and the modulation and demodulation mode of the signal;
the execution parameters of the FMCW measurement mode comprise at least one of the following parameters: the frequency of sending the sensing signal, the bandwidth of sending the sensing signal, the time length of one-time signal sending, the direction of an antenna and the polarization mode of the antenna;
the execution parameter of the SFCW measurement mode comprises at least one of the following parameters: initial frequency, stepping times and stepping duration.
24. The method according to claim 20, wherein performing a radio-aware measurement process according to the measurement configuration information based on the operation of the aware process initiator comprises:
and sending a sensing signal to the sensing process initiator under the condition that the sensing role information indicates that the sensing process initiator is a sensing signal receiver, wherein the sensing signal is used for measuring the received sensing signal by the sensing process initiator to obtain a wireless sensing result.
25. The method according to claim 20, wherein performing a radio-aware measurement process according to the measurement configuration information based on the operation of the aware process initiator comprises:
receiving a sensing signal sent by a sensing process initiator under the condition that the sensing role information indicates that the sensing process initiator is a sensing signal sender;
measuring the received sensing signal to obtain a wireless sensing result;
and sending the wireless sensing result to the sensing process initiator.
26. The method according to any one of claims 14 to 25, further comprising, before performing a wireless-aware measurement process according to the measurement configuration information based on the operation of the aware process initiator:
a wireless sensing measurement response sent to the sensing process initiator, wherein the wireless sensing measurement response is used for indicating the reception of the wireless sensing process request;
and receiving an acknowledgement response sent by the perception process initiator, wherein the acknowledgement response is used for confirming that the perception process initiator receives the wireless perception measurement response.
27. A signal measurement device, comprising:
the system comprises a first sending module, a second sending module and a processing module, wherein the first sending module is used for sending a wireless sensing process request to a sensing process responder, and the wireless sensing process request carries measurement configuration information for executing a wireless sensing process;
and the first acquisition module is used for acquiring a wireless sensing result according to the measurement configuration information based on the operation of the sensing process responder.
28. A signal measurement device, comprising:
a first receiving module, configured to receive a wireless sensing process request sent by a sensing process initiator, where the wireless sensing process request carries measurement configuration information for executing a wireless sensing process;
and the first processing module is used for executing wireless sensing measurement processing according to the measurement configuration information based on the operation of the sensing process initiator.
29. A terminal, comprising:
a processor;
a memory for storing the processor-executable instructions;
wherein the processor is configured to execute the instructions to implement the signal measurement method of any one of claims 1 to 13.
30. A network device, comprising:
a processor;
a memory for storing the processor-executable instructions;
wherein the processor is configured to execute the instructions to implement the signal measurement method of any one of claims 14 to 26.
31. A signal measurement system, comprising: the terminal of claim 29, and/or the network device of claim 30.
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