WO2022033087A1 - Power measurement method and apparatus, and storage medium and electronic apparatus - Google Patents

Abstract

Provided are a power measurement method and apparatus, and a storage medium and an electronic apparatus, which relate to the technical field of signal shielding. The method comprises: where a measurement transmitting power time window is synchronous with a shielding transmitting signal time window, collecting transmitting power data of a target channel of a transmitting antenna, wherein the center frequency of the target channel is a first pre-set value, and the bandwidth of the target channel is a second pre-set value; performing first processing on a first link, so as to determine target transmitting power data included in the transmitting power data; and performing second processing on the target transmitting power data, so as to determine a first power relative value. By means of the present invention, the problem of power collected by a traditional peak detector being unable to accurately represent power when a shielding system transmits a signal or receives a signal is solved, and the effect of improving the power measurement accuracy of a transmitted signal or a received signal is then achieved.

Description

A power detection method, device, storage medium and electronic device technical field

Embodiments of the present invention relate to the field of communications, and in particular, to a power detection method, device, storage medium, and electronic device.

Background technique

With the continuous development of communication technology, communication signals cover almost every area of life. For some specific places, there is a need to shield communication signals, such as various examination rooms, courts, hospitals, military centers, etc. Signal shielding equipment is usually set up in places where signal shielding is required to block the normal operation of the communication network in a specific area. communication.

At present, the traditional shielding device uses the frequency sweep signal to block the normal signal to achieve the shielding purpose. In the shielding device, the method used for RF power detection usually uses a peak detector to detect. Because the traditional jammer will interfere with the uplink signal, it will affect the normal base station and cause the user to complain to the operator, so there is a downlink jammer that shields the downlink signal, but in the jammer that only interferes with the downlink mobile signal, the traditional peak detector can only fully The radio frequency power is collected every time, and the transmission and reception of the signal in the shielding system are time-sharing, which makes the traditional peak detector intelligently collect the received power during the receiving signal period of the shielding system, and in the transmitting signal period of the shielding system. Collecting the transmit power, this way of working makes the power collected by the traditional peak detector unable to represent the accurate power when the shielding system transmits or receives signals, thus easily causing false shielding of the shielding device and affecting the normal communication of other communication users.

SUMMARY OF THE INVENTION

Embodiments of the present invention provide a power detection method, device, storage medium, and electronic device, so as to at least solve the problem that the power collected by the traditional peak detector in the related art cannot represent the accurate power when the shielding system transmits or receives signals, so that it is easy to Causes the wrong shielding of the shielding device and affects the normal communication of other communication users.

According to an embodiment of the present invention, a power detection method is provided, including:

Under the condition that the detected transmission power time window is synchronized with the shielded transmission signal time window, the transmission power data of the target channel of the transmitting antenna is collected; wherein, the center frequency of the target channel is a first preset value, and the bandwidth of the target channel is the second default value;

performing a first process on the first link to determine target transmit power data included in the transmit power data, wherein the first link is to transmit the target transmit power data to a device for processing the target transmit power data link;

Perform second processing on the target transmit power data to determine a first relative power value, wherein the bandwidth of the first relative power value is the second preset value; the first relative value of power is used for The transmit power of the transmit antenna provides a reference.

In an exemplary embodiment, performing the first processing on the first link to determine the target transmit power includes:

Switch the working state of the routing module included in the first link to the state of being coupled with the transmission link, so as to determine the target transmission power data whose power is the first target power from the transmission power data, wherein the The first target power is the power of the channel supported by the routing module.

In an exemplary embodiment, performing the second processing on the target transmit power data includes:

Switch the working state of the frequency mixing module included in the first link to a state that supports receiving the target transmission power data, and perform a frequency mixing operation on the target transmission power data after the switching is completed to obtain a frequency of The first intermediate frequency signal of the third preset value;

converting the signal type of the first intermediate frequency signal to obtain a first target intermediate frequency signal;

A down-conversion operation is performed on the first target intermediate frequency signal to determine the first relative value of power.

In an exemplary embodiment, the switching the working state of the routing module in the first link to the state of being coupled to the transmission link includes:

Switching the working states of the first radio frequency switch and the second radio frequency switch included in the routing module, so that the first radio frequency switch and the second radio frequency switch establish a communication connection, and the first radio frequency switch and the The transmission chain is coupled to each other, wherein the second radio frequency switch is coupled to the frequency mixing module.

In an exemplary embodiment, it also includes:

Collect the received power data in the target channel of the receiving antenna under the condition that the detected received power time window is synchronized with the shielded received signal time window;

performing a third process on the first link to determine target received power data included in the received power data;

Perform fourth processing on the target received power data to determine a second relative power value, wherein the bandwidth of the second relative power value is the second preset value; the second relative power value is used for The received power of the receiving antenna is calibrated.

In an exemplary embodiment, performing the third processing on the first link includes:

switching the working state of the routing module included in the first link to the state of being coupled to the receiving link, so as to determine from the received power data target received power data whose power is the second target power, Wherein, the second target power is the power of the channel supported by the routing module.

In an exemplary embodiment, performing the fourth processing on the target received power to determine the second relative power value includes:

Switch the working state of the frequency mixing module included in the first link to a state that supports receiving the target received power data, and perform a frequency mixing operation on the target received power data after the switching is completed to obtain a frequency of The second intermediate frequency signal of the third preset value;

converting the signal type of the second intermediate frequency signal to obtain a second target intermediate frequency signal;

A down-conversion operation is performed on the second target intermediate frequency signal to determine the second relative power value.

According to another embodiment of the present invention, a power detection device is provided, comprising:

The first acquisition module is configured to collect the transmit power data of the target channel of the transmit antenna when the transmit power time window is synchronized with the shield transmit signal time window; wherein, the center frequency of the target channel is a first preset value, The bandwidth of the target channel is a second preset value;

a first processing module configured to perform first processing on a first link to determine target transmit power data included in the transmit power data, wherein the first link is to transmit the target transmit power data to the target A link to a device that transmits power data for processing;

The second processing module is configured to perform second processing on the target transmit power data to determine a first relative power value, wherein the bandwidth of the first relative power value is the second preset value; A power relative value is used to provide a reference to the transmit power of the transmit antenna.

According to yet another embodiment of the present invention, a storage medium is also provided, where a computer program is stored in the storage medium, wherein when the computer program is executed by a processor, the steps in any of the foregoing method embodiments are implemented.

According to yet another embodiment of the present invention, there is also provided an electronic device comprising a memory and a processor, wherein the memory stores a computer program, the processor is configured to run the computer program to execute any of the above Steps in Method Examples.

The present invention can reduce the interference due to other signal powers by detecting the transmit power in a specific channel, therefore, the problem of inaccurate power detected by the traditional detector can be solved, and the detection accuracy can be improved.

Description of drawings

1 is a block diagram of a hardware structure of a mobile terminal of a power detection method according to an embodiment of the present invention;

2 is a flowchart of a power detection method according to an embodiment of the present invention;

3 is a structural block diagram of a power detection apparatus according to an embodiment of the present invention;

4 is a schematic structural diagram of a time window for detecting transmit power and receive power in different target channels shown in an embodiment of the present invention;

5 is a structural block diagram showing a specific embodiment of the working principle according to an embodiment of the present invention;

FIG. 6 is a flowchart showing the working principle of detecting received power according to an embodiment of the present invention;

FIG. 7 is a flow chart showing the working principle of detecting transmit power according to an embodiment of the present invention.

detailed description

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings and in conjunction with the embodiments.

It should be noted that the terms "first", "second" and the like in the description and claims of the present invention and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence.

The method embodiments provided in the embodiments of this application may be executed in a mobile terminal, a computer terminal, or a similar computing device. Taking running on a mobile terminal as an example, FIG. 1 is a block diagram of a hardware structure of a mobile terminal according to a power detection method according to an embodiment of the present invention. As shown in FIG. 1 , the mobile terminal may include one or more (only one is shown in FIG. 1 ) processor 102 (the processor 102 may include, but is not limited to, a processing device such as a microprocessor MCU or a programmable logic device FPGA) and a memory 104 configured to store data, wherein the above-mentioned mobile terminal may further include a transmission device 106 and an input/output device 108 configured as a communication function. Those of ordinary skill in the art can understand that the structure shown in FIG. 1 is only a schematic diagram, which does not limit the structure of the above-mentioned mobile terminal. For example, the mobile terminal may also include more or fewer components than those shown in FIG. 1 , or have a different configuration than that shown in FIG. 1 .

The memory 104 may be configured to store computer programs, for example, software programs and modules of application software, such as a computer program corresponding to a power detection method in the embodiment of the present invention, the processor 102 runs the computer program stored in the memory 104, Thereby, various functional applications and data processing are performed, that is, the above-mentioned method is realized. Memory 104 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 instances, the memory 104 may further include memory located remotely from the processor 102, and these remote memories may be connected to the mobile terminal through a network. Examples of such networks include, but are not limited to, the Internet, an intranet, a local area network, a mobile communication network, and combinations thereof.

Transmission means 106 are arranged to receive or transmit data via a network. The specific example of the above-mentioned network may include a wireless network provided by a communication provider of the mobile terminal. In one example, the transmission device 106 includes a network adapter (Network Interface Controller, NIC for short), which can be connected to other network devices through a base station so as to communicate with the Internet. In one example, the transmission device 106 may be a radio frequency (Radio Frequency, RF for short) module, which is configured to communicate with the Internet in a wireless manner.

A power detection method is provided in this embodiment. FIG. 2 is a flowchart according to an embodiment of the present invention. As shown in FIG. 2 , the flowchart includes the following steps:

Step S202, under the condition that the detection transmission power time window is synchronized with the shielding transmission signal time window, the transmission power data of the target channel of the transmission antenna is collected; wherein, the center frequency of the target channel is a first preset value, and the bandwidth of the target channel is the second preset value;

In an optional embodiment, since the signal transmission state and the signal reception state of the shielding device are time-divisionally performed when the shielding device is in operation, when the time window of the shielding transmission signal is synchronized with the time window of detecting the transmission power, the acquisition The transmit power data of the target channel of the transmit antenna can analyze the transmit power of the transmit antenna, thereby reducing the influence of the receive power collected when receiving external signals on the transmit power, so that the transmit power of the transmit antenna can adapt to the interference of the downlink transmit signal , reducing interference to other signals.

Optionally, by setting a target channel, power detection can be performed on a signal in a certain fixed bandwidth frequency band, so that the transmitting antenna reduces interference to other normal signals when transmitting a shielded signal; wherein, the shielded transmission signal time window refers to shielded interference. The time window for signal transmission, the target channel can be set to multiple, and the size of the target channel is different. For example, in an optional embodiment, there may be six target channels, and the transmission power time window size is 100ms, wherein, taking the first channel as an example, the first preset value may be (but not limited to) set to 875MHz , the second preset value can be set to 10MHz.

Step S204, performing a first process on the first link to determine the target transmission power data included in the transmission power data, wherein the first link is a device that transmits the target transmission power data to the apparatus for processing the target transmission power data. link;

In an optional embodiment, by performing the first processing on the first link, the target transmission power data of the signal of the fixed bandwidth frequency band that meets the requirements contained in the transmission power data can be transmitted, so that the target transmission power data can be transmitted. Therefore, the detection result can represent the real transmit power, reduce the interference of signals in other frequency bands, and improve the power detection accuracy.

Step S206: Perform second processing on the target transmit power data to determine a first relative power value, wherein the bandwidth of the first relative power value is a second preset value; the first relative value of power is used to determine the transmit power of the transmit antenna for reference.

In an optional embodiment, after completing the detection of the transmit power of the target channel, the relative value of the first power is displayed, so that the transmit frequency of the transmit antenna can be visually observed, so as to confirm whether the transmit power meets the requirements .

Through the above steps, by collecting the transmit power of the target channel, and synchronizing the transmit power time window with the shield transmit signal time window, the interference of other signals is reduced, so that the frequency transmitted by the transmit antenna can accurately represent the actual power, which solves the problem of traditional The power collected by the peak detector cannot represent the accurate power when the shielding system transmits or receives signals, so it is easy to cause wrong shielding of the shielding device, affecting the normal communication of other communication users, and improving the accuracy of power detection.

Wherein, the execution subject of the above steps may be a base station, a terminal, etc., but is not limited thereto.

In an optional embodiment, before collecting the transmit power data of the target channel of the transmit antenna, the method further includes:

Step S200, controlling the size and starting point of the time window for detecting the transmission power and the time window for masking the transmission signal, so that the time window for the transmission power and the time window for masking the transmission signal can be synchronized.

The synchronization between the transmission power time window and the shielding transmission signal time window means that the detection transmission power time and the shielding signal transmission time are strictly synchronized and aligned, so that the transmission power of the collected target channel can not be interfered by other signals, and only the transmission of the shielding signal is processed. time slot, thereby improving the accuracy of power detection; the control of the time window for detecting the transmission power and the time window for shielding the transmission can be realized by the FPGA module, or it can be controlled by the original with timing and control functions, which will not be repeated here.

In an optional embodiment, the performing the first processing on the first link to determine the target transmit power includes:

Step S2042, switching the working state of the routing module included in the first link to the state of being coupled with the transmission link, so as to determine the target transmission power data whose power is the first target power from the transmission power data, wherein, The first target power is the power of the channel supported by the routing module;

In an optional embodiment, after the working state of the routing module is switched, the routing module is coupled to the transmit link, so that the transmit power data of the transmit antenna can be collected and transmitted, wherein the coupling mode may be The interface of the routing module is coupled to the interface of the transmission link, or the routing module can be coupled by establishing a communication connection with the transmission link; optionally, after the routing module establishes a communication connection with the transmission link , the data transmission is realized through the data communication between the routing module and the transmission link.

It should be noted that the transmission chain includes a D/A converter, a modulation module, a power amplifier module and a transmission antenna connected in sequence, wherein the D/A converter is coupled to a control device capable of up-conversion, wherein in one In an optional embodiment, the control device capable of frequency up-conversion may be set as an FPGA module.

The working principle of the transmit chain is as follows: before the transmit power is collected, the shielded signal is up-converted in the FPGA module, and then the up-converted signal is first converted into a digital-to-analog signal in the D/A converter, and then in the modulation module. For signal modulation, the power amplifier module performs power amplification and then transmits through the transmit antenna, wherein the collected transmit power is the transmit power of the shielded signal after power amplification in the process of being transmitted to the transmit antenna.

The second processing of the target transmit power data includes:

Step S2062, switch the working state of the frequency mixing module included in the first link to a state that supports receiving the target transmission power data, and after the switching is completed, perform a frequency mixing operation on the target transmission power data to obtain the frequency as the third preset. The set value of the first IF signal;

Among them, during the mixing work, when the path selection module receives the target transmission power data, the path selection module sends an action signal to the mixing module, and then when the mixing module receives the action signal, the mixing module converts the target transmission power The data is mixed, and a first intermediate frequency signal with a size of a third preset value is output, and the first intermediate frequency signal output after mixing can be identified and amplified, so that the masker can mask the downlink signal; wherein, the mixing The frequency module may be a mixer, and the third preset value may be (but not limited to) 184.32 MHz, or may be other values.

Step S2064, converting the signal type of the first intermediate frequency signal to obtain the first target intermediate frequency signal;

Since the first intermediate frequency signal is an analog signal, it is necessary to convert the signal type of the first intermediate frequency signal before data analysis, that is, convert the first intermediate frequency signal belonging to the analog signal to the first target belonging to the digital signal. Intermediate frequency signal; the device that performs analog-to-digital conversion may be an analog-to-digital converter ADC, or other devices with analog-to-digital conversion function, which will not be described here.

Step S2066, perform down-conversion operation on the first target intermediate frequency signal to determine the first relative value of power.

In an optional embodiment, the device for down-converting the first target intermediate frequency signal may be an FPGA module with control and computing functions, or a single-chip microcomputer, or cloud computing or other devices with computing and control functions. functional equipment or device.

Wherein, in an optional embodiment, switching the working state of the routing module in the first link to the state of being coupled with the transmission link includes:

Step S20422, switching the working states of the first radio frequency switch and the second radio frequency switch included in the routing module, so as to establish a communication connection between the first radio frequency switch and the second radio frequency switch, and to couple the first radio frequency switch with the transmission chain , wherein the second radio frequency switch is coupled to the frequency mixing module.

In an optional embodiment, the first radio frequency switch is set as a 6-to-1 radio frequency switch capable of establishing a communication connection with the transmission link, and the second radio frequency switch is set as a 2-to-1 radio frequency switch, wherein the first radio frequency switch may also be 8-to-1 RF switch or other multi-channel RF switches, as long as the connection object can be switched by switching the working state; in the same way, the second RF switch can also be other RF switches with routing function, as long as it can realize and data It is only necessary to connect the transmission link and establish a communication connection with the second radio frequency switch by switching the working state or establish a communication connection with the receiving link for collecting the received power, which will not be repeated here.

In an optional embodiment, after determining the first relative value of power, the method further includes:

Step S210, read the first relative value of power, and store the first relative value of power;

The reading and saving of the first power relative value can be read by the ARM monitoring unit and stored in the storage unit; the storage unit can be a storage device with Flash as a permanent storage carrier, or a storage device such as a magnetic disk, as long as The data storage function can only be implemented, and details are not repeated here.

Step S212, displaying the first relative power value.

The display of the relative value of the first power can output the relative value of the first power to the man-machine page for display through the bit computer software that establishes a communication connection with the ARM monitoring unit, so that the staff can intuitively understand the size of the transmit power.

Optionally, in order to enable the transmitted shielding signal to shield the downlink signal and improve the accuracy of signal shielding, in an optional embodiment, the method further includes:

Step S302, under the condition that the received power time window is synchronized with the shielded received signal time window, collect the received power data in the target channel of the receiving antenna;

By collecting the received power data of the target channel, the interference of other signals (such as the interference of the transmitted signal) can be reduced, and the received power time window can be synchronized with the shielded received signal time window, so that the collected received power data can accurately represent the received power. The inaccuracy of the received power data caused by the inclusion of the transmit power data in the full-time acquisition process is reduced, and the accuracy of the data is improved; wherein, the time window for shielding the received signal refers to the time window for shielding the reception of the interference signal.

Step S304, performing a third process on the first link to determine target received power data included in the received power data;

In an optional embodiment, by performing the third processing on the first link, the target received power data of the fixed bandwidth frequency band signal that meets the requirements in the received power data can be transmitted, so that the target received power data can be detected , so that the detection result can represent the real transmit power, reduce the interference of signals in other frequency bands, and improve the power detection accuracy; taking the first channel as an example, the center frequency of the target channel can be set to 875MHz, and the bandwidth of the first channel can be set to is 10MHz.

Step S306, perform a fourth process on the target received power data to determine a second relative power value, wherein the bandwidth of the second relative power value is a second preset value; the second relative power value is used to determine the received power of the receiving antenna Proofread.

In an optional embodiment, after the second relative power value is determined, the received power of the receiving antenna is adjusted according to the second relative power value, so that the received power of the receiving antenna can be adapted to the signal power of the downlink signal, avoiding The signal shielding omission caused by the mismatch between the received power and the downlink signal improves the coverage of the shielded signal.

Wherein, before collecting the received power data in the target channel of the receiving antenna, the method further includes:

The size and time starting point of the time window for detecting the received power and the time window for masking the received signal are controlled, so that the time window of the received power is synchronized with the time window of the masked received signal.

The synchronization of the detected received power time window and the masked received signal time window can make the transmitted power of the collected target channel relatively pure, reduce the interference of other signals, and improve the accuracy of power detection.

In one embodiment, performing the third processing on the first link includes:

Step S3042, switching the working state of the routing module included in the first link to the state of being coupled with the receiving link, so as to determine the target received power data whose power is the second target power from the received power data, wherein , the second target power is the power of the channel supported by the routing module;

In an optional embodiment, the coupling manner of the routing module and the receiving link may be that the interface of the routing module is coupled to the interface of the receiving link, or the routing module may establish a communication connection with the receiving link. wherein, after the routing module establishes a communication connection with the receiving link, data transmission is realized through data communication between the routing module and the transmitting link.

It should be noted that the receiving chain includes a receiving antenna, a third radio frequency switch, a multi-channel bandpass filter, a fourth radio frequency switch, and a low-noise amplifier connected in sequence, wherein the low-noise amplifier is coupled to the second radio frequency switch.

The working principle of the receiving chain is as follows: the receiving antenna receives the external signal, and then the filtering component composed of the third radio frequency switch, the multi-channel band-pass filter and the fourth radio frequency switch filters the received signal, and then the filtered signal is processed. It is amplified by the low-noise amplifier, and then transmitted to the equipment for the fourth processing through the routing module, the frequency mixing module and the A/D converter in sequence; wherein, the equipment for the fourth processing may be an FPGA module or other Equipment with control and computing functions.

The third RF switch is set as a 6-to-1 RF switch that can establish a communication connection with the transmitting antenna, and the fourth RF switch is also set as a 6-to-1 RF switch. It should be understood that both the third RF switch and the fourth RF switch can also be It is an 8-to-1 radio frequency switch or other multi-channel radio frequency switch, as long as the connection object can be switched by switching the working state, and the details are not repeated here.

In an optional embodiment, performing the fourth processing on the target received power to determine the second relative power value includes:

Step S3062, switch the working state of the frequency mixing module included in the first link to a state that supports receiving the target received power data, and after the switching is completed, perform a frequency mixing operation on the target received power data to obtain the frequency as the third preset. The set value of the second IF signal;

Step S3064, converting the signal type of the second intermediate frequency signal to obtain a second target intermediate frequency signal;

Step S3066, perform down-conversion operation on the second target intermediate frequency signal to determine the second relative power value.

In an optional embodiment, the device for performing down-conversion operation on the second target intermediate frequency signal may be an FPGA module with control and calculation functions, or a single-chip microcomputer, or cloud computing or other functions with calculation and control functions. functional equipment or device.

In an optional embodiment, switching the state of the routing switch included in the first link to the state of being coupled to the receiving link includes:

Step S3042, switching the working states of the first radio frequency switch and the second radio frequency switch included in the routing module, so as to disconnect the first radio frequency switch and the second radio frequency switch, and to couple the second radio frequency switch with the receiving link connected, wherein the second radio frequency switch is coupled to the frequency mixing module.

When the second radio frequency switch is disconnected from the first radio frequency switch, the transmit power of the target channel cannot be transmitted, thereby reducing the influence of the transmit power data in the same channel on the received power data.

In an optional embodiment, after determining the second relative power value, the method further includes:

Step S310, read the second relative power value, and store the second relative power value;

The reading and saving of the first power relative value can be read by the ARM monitoring unit and stored in the storage unit;

Step S312, displaying the second relative power value.

The display of the relative value of the second power can output the relative value of the second power to the man-machine page through the bit computer software that establishes a communication connection with the ARM monitoring unit, so that the staff can intuitively understand the size of the received power, and then according to the received power The size adjusts the received power of the receiving antenna.

From the description of the above embodiments, those skilled in the art can clearly understand that the method according to the above embodiment can be implemented by means of software plus a necessary general hardware platform, and of course can also be implemented by hardware, but in many cases the former is better implementation. Based on this understanding, the technical solutions of the present invention can be embodied in the form of software products in essence or the parts that make contributions to the prior art, and the computer software products are stored in a storage medium (such as ROM/RAM, magnetic disk, CD-ROM), including several instructions to make a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to execute the methods described in the various embodiments of the present invention.

In this embodiment, a power detection apparatus is also provided, and the apparatus is used to implement the above-mentioned embodiments and preferred implementations, and what has been described will not be repeated. As used below, the term "module" may be a combination of software and/or hardware that implements a predetermined function. Although the apparatus described in the following embodiments is preferably implemented in software, implementations in hardware, or a combination of software and hardware, are also possible and contemplated.

FIG. 3 is a structural block diagram of a power detection apparatus according to an embodiment of the present invention. As shown in FIG. 3 , the apparatus includes:

The first acquisition module 22 is configured to collect the transmit power data of the target channel of the transmit antenna when the transmit power time window is synchronized with the shield transmit signal time window; wherein, the center frequency of the target channel is a first preset value, and the target channel The bandwidth of the channel is the second preset value;

The first processing module 24 is configured to perform first processing on the first link to determine target transmit power data included in the transmit power data;

The second processing module 26 is configured to perform second processing on the target transmit power data to determine a first relative value of power.

In an optional embodiment, the device further includes:

The first synchronization processing module 20 is configured to control the size and starting point of the time window for detecting the transmission power and the time window for masking the transmission signal, so that the time window for the transmission power and the time window for masking the transmission signal can be synchronized.

In an optional embodiment, the first processing module 24 includes:

a routing module 242, configured to be coupled with the transmission chain;

The first frequency mixing module 244 is configured to perform a frequency mixing operation on the target transmit power data to obtain a first intermediate frequency signal whose frequency is a third preset value;

The first A/D converter 246 is configured to convert the signal type of the first intermediate frequency signal to obtain the first target intermediate frequency signal;

The down-conversion unit 248 is configured to perform a down-conversion operation on the first target intermediate frequency signal to determine the first relative value of power.

In an optional embodiment, the first processing module 26 includes:

The first control unit 262 is configured to switch the working states of the first radio frequency switch and the second radio frequency switch included in the routing module 242, so that the first radio frequency switch 2422 and the second radio frequency switch 2424 can establish a communication connection, and the first radio frequency switch 2424 can be connected. The switch 2422 is coupled to the transmit chain, wherein the second RF switch 2424 is coupled to the first mixing module 244 .

The first radio frequency switch 2422 is set to receive the collected transmit power data of the target channel; the second radio frequency switch 2424 is set to connect the first radio frequency switch and the frequency mixing module 244 .

In order to facilitate the intuitive observation of the relative value of the first power, in an optional embodiment, the device further includes:

The first monitoring unit 28 is configured to read the first relative power value and store the first relative power value;

In an optional embodiment, the monitoring unit 28 is configured as an ARM monitoring unit.

The first display module 29 is configured to display the first relative value of power.

In an optional embodiment, the device further includes:

The second collection module 32 is configured to collect the received power data in the target channel of the receiving antenna when the received power time window is synchronized with the shielded received signal time window;

The third processing module 34 is configured to perform third processing on the first link to determine the target received power data included in the received power data;

The fourth processing module 36 is configured to perform fourth processing on the target received power data to determine a second relative power value.

Wherein, the device also includes:

The second synchronization processing module 30 is configured to control the size and time starting point of the time window for detecting the received power and the time window for masking the received signal, so as to synchronize the time window for the received power and the time window for masking the received signal.

In an optional embodiment, the third processing module 34 includes:

The second switching module 342 is configured to switch the working state of the routing module 242 included in the first link to the state of being coupled with the receiving link, so as to determine from the received power data that the power is equal to the second target power Target received power data, where the second target power is the power of a channel supported by the routing module 242 .

In an optional embodiment, the fourth processing module 36 includes

The second mixing module 362 is configured to convert the signal type of the second intermediate frequency signal to obtain the second target intermediate frequency signal;

The second A/D conversion module 364 is configured to perform down-conversion operation on the second target intermediate frequency signal to determine the second relative power value;

The second down-conversion module 366 is configured to perform down-conversion operation on the intermediate frequency signal after the converted signal type, and output a second relative power value whose bandwidth is a second preset value.

In an optional embodiment, the device further includes:

The second reading module 38 reads the second relative power value and stores the second relative power value;

The reading and saving of the first power relative value can be read by the ARM monitoring unit and stored in the storage unit;

The second display module 39 displays the second relative power value.

It should be noted that the above modules can be implemented by software or hardware, and the latter can be implemented in the following ways, but not limited to this: the above modules are all located in the same processor; or, the above modules can be combined in any combination The forms are located in different processors.

Below in conjunction with specific embodiment, the working principle of the present invention is described as a whole:

As shown in Figure 4, taking 6 channels as an example, the time window for detecting the received power of each channel is 10ms, and the time window for detecting the transmit power is 100ms. Detection of received power and transmit power of a channel.

As shown in FIG. 5 and FIG. 6 , when detecting the received power of a certain channel, switch the third RF switch (corresponding to the 6-to-1 RF switch 2 in FIG. 5 ) and the fourth RF switch (corresponding to the RF switch 2 in FIG. 5 ) The working state of the 6-to-1 RF switch 1) enables the third RF switch (corresponding to the 6-to-1 RF switch 2 in Figure 5) and the fourth RF switch (corresponding to the 6-to-1 RF switch 2 in Figure 5) to accept the corresponding channel Receive power data (corresponding to step S602 in Figure 6), and control the routing module (corresponding to the module composed of the 2-to-1 RF switch and the 6-to-1 RF switch 3 in Figure 5) to connect with the receiving link (corresponding to Figure 6 In step S604), after the receiving antenna receives the external signal subsequently, the receiving power data of the receiving antenna is collected, and filtering is performed by the filter assembly composed of the third radio frequency switch, the multi-channel bandpass filter and the fourth radio frequency switch, After being amplified by the low-noise amplifier, the frequency mixing module performs the frequency mixing operation (corresponding to step S606 in FIG. 6 ), and converts the signal type through the A/D converter, and determines the second power relative value ( Corresponding to step S608) in FIG. 6, the second power relative value is read and stored by the ARM monitoring unit to complete the detection of the received power.

As shown in Figure 5 and Figure 7, when detecting the transmit power of a channel, first control the routing module (corresponding to the module composed of the 2-to-1 RF switch and the 6-to-1 RF switch 3 in Figure 5) and the transmission chain (corresponding to the link composed of the D/A converter, the modulation module, the power amplifier PA and the transmitting antenna in Fig. 5) to connect (corresponding to steps S702 and S704 in Fig. 7), and then collect the transmitting power data of the transmitting antenna, and The data is transmitted through the routing module, and after the frequency mixing by the mixing module (corresponding to step S706 in Figure 7) and the A/D signal conversion, the down-conversion unit in the FPGA module performs the down-conversion operation, and the FPGA module performs the down-conversion operation. The first relative value of power is determined (corresponding to step S708 in FIG. 7 ), and the second relative value of power is read and stored by the ARM monitoring unit to complete the detection of the transmission power.

An embodiment of the present invention further provides a storage medium, where a computer program is stored in the storage medium, wherein when the computer program is executed by a processor, the steps in any of the above method embodiments are implemented.

In an exemplary embodiment, the above-mentioned storage medium may include, but is not limited to: a USB flash drive, a read-only memory (Read-Only Memory, referred to as ROM), a random access memory (Random Access Memory, referred to as RAM), a removable hard disk Various media that can store computer programs, such as , disk, or CD.

An embodiment of the present invention also provides an electronic device, comprising a memory and a processor, where a computer program is stored in the memory, and the processor is configured to run an arithmetic computer program to execute the steps in any of the above method embodiments.

In an exemplary embodiment, the above-mentioned electronic device may further include a transmission device and an input-output device, wherein the transmission device is connected to the above-mentioned processor, and the input-output device is connected to the above-mentioned processor.

For specific examples in this embodiment, reference may be made to the examples described in the foregoing embodiments and exemplary implementation manners, and details are not described herein again in this embodiment.

Obviously, those skilled in the art should understand that the above-mentioned modules or steps of the present invention can be implemented by a general-purpose computing device, which can be centralized on a single computing device, or distributed in a network composed of multiple computing devices On the other hand, they can be implemented in program code executable by a computing device, so that they can be stored in a storage device and executed by the computing device, and in some cases, can be performed in a different order than shown here. Or the described steps, or they are respectively made into individual integrated circuit modules, or a plurality of modules or steps in them are made into a single integrated circuit module to realize. As such, the present invention is not limited to any particular combination of hardware and software.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the principle of the present invention shall be included within the protection scope of the present invention.

Claims (10)

1. A power detection method, comprising:

   Under the condition that the detected transmission power time window is synchronized with the shielded transmission signal time window, the transmission power data of the target channel of the transmitting antenna is collected; wherein, the center frequency of the target channel is a first preset value, and the bandwidth of the target channel is the second preset value;

   performing a first process on a first link to determine target transmit power data included in the transmit power data, wherein the first link is to transmit the target transmit power data to a device for processing the target transmit power data link;

   Perform second processing on the target transmit power data to determine a first relative power value, wherein the bandwidth of the first relative power value is the second preset value; the first relative value of power is used for The transmit power of the transmit antenna provides a reference.
2. The method of claim 1, wherein the performing the first processing on the first link to determine the target transmit power comprises:

   Switch the working state of the routing module included in the first link to the state of being coupled with the transmission link, so as to determine the target transmission power data whose power is the first target power from the transmission power data, wherein the The first target power is the power of the channel supported by the routing module.
3. The method of claim 2, wherein the second processing of the target transmit power data comprises:

   Switch the working state of the frequency mixing module included in the first link to a state that supports receiving the target transmission power data, and perform a frequency mixing operation on the target transmission power data after the switching is completed to obtain a frequency of The first intermediate frequency signal of the third preset value;

   converting the signal type of the first intermediate frequency signal to obtain a first target intermediate frequency signal;

   A down-conversion operation is performed on the first target intermediate frequency signal to determine the first relative value of power.
4. The method according to claim 3, wherein the switching the working state of the routing module in the first link to the state of being coupled with the transmission link comprises:

   Switching the working states of the first radio frequency switch and the second radio frequency switch included in the routing module, so that the first radio frequency switch and the second radio frequency switch establish a communication connection, and the first radio frequency switch and the The transmission chain is coupled to each other, wherein the second radio frequency switch is coupled to the frequency mixing module.
5. The method of claim 1, further comprising:

   Collect the received power data in the target channel of the receiving antenna under the condition that the detected received power time window is synchronized with the shielded received signal time window;

   performing a third process on the first link to determine target received power data included in the received power data;

   Perform fourth processing on the target received power data to determine a second relative power value, wherein the bandwidth of the second relative power value is the second preset value; the second relative power value is used for The received power of the receiving antenna is calibrated.
6. The method of claim 5, wherein the performing the third processing on the first link comprises:

   switching the working state of the routing module included in the first link to the state of being coupled to the receiving link, so as to determine from the received power data target received power data whose power is the second target power, Wherein, the second target power is the power of the channel supported by the routing module.
7. The method according to claim 6, wherein the performing the fourth processing on the target received power to determine the second power relative value comprises:

   Switch the working state of the frequency mixing module included in the first link to a state that supports receiving the target received power data, and perform a frequency mixing operation on the target received power data after the switching is completed to obtain a frequency of The second intermediate frequency signal of the third preset value;

   converting the signal type of the second intermediate frequency signal to obtain a second target intermediate frequency signal;

   A down-conversion operation is performed on the second target intermediate frequency signal to determine the second relative power value.
8. A power detection device, comprising:

   The first acquisition module is configured to collect the transmit power data of the target channel of the transmit antenna when the transmit power time window is synchronized with the shield transmit signal time window; wherein, the center frequency of the target channel is a first preset value, The bandwidth of the target channel is a second preset value;

   a first processing module configured to perform first processing on a first link to determine target transmit power data included in the transmit power data, wherein the first link is to transmit the target transmit power data to the target A link to a device that transmits power data for processing;

   The second processing module is configured to perform second processing on the target transmit power data to determine a first relative power value, wherein the bandwidth of the first relative power value is the second preset value; A power relative value is used to provide a reference to the transmit power of the transmit antenna.
9. A storage medium storing a computer program in the storage medium, wherein the computer program implements the method described in any one of claims 1 to 7 when the computer program is executed by a processor.
10. An electronic device comprising a memory and a processor with a computer program stored in the memory, the processor being arranged to run the computer program to perform the method of any one of claims 1 to 7.

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