CN115664568A - Method and device for testing antenna performance, electronic equipment and storage medium - Google Patents
Method and device for testing antenna performance, electronic equipment and storage medium Download PDFInfo
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Abstract
The invention discloses a method and a device for testing antenna performance, electronic equipment and a storage medium. The method comprises the following steps: when interference signal data acquired in advance are input into the testing darkroom, communication data corresponding to the antenna to be tested are acquired; comparing the communication data with the same index data in preset reference data to obtain a target test result when the antenna to be tested is tested; the index item data corresponds to index items such as radiation power, receiving sensitivity, positioning star number and positioning precision. The problem of can't simulate the vehicle antenna actual performance in the real environment among the prior art is solved, realize simulating the actual performance of vehicle when the antenna that awaits measuring receives electromagnetic interference in reality, complicated environment, reach the authenticity that improves the antenna performance test, guarantee the effect of performance test.
Description
Technical Field
The present invention relates to the field of antenna performance testing technologies, and in particular, to a method and an apparatus for testing antenna performance, an electronic device, and a storage medium.
Background
At present, most intelligent networking vehicles realize a vehicle networking function through wireless communication devices such as 2G/3G/4G/5G, wifi, bluetooth and GNSS, and the use of the vehicle networking function is directly influenced by the wireless communication performance, so that a performance test needs to be performed on a vehicle-mounted wireless device.
In the prior art, most of performance tests for vehicle-mounted wireless devices are performed by testing the radiation and reception performance of each radio frequency signal of a vehicle-mounted antenna in a full-wave darkroom, and whether acquired antenna data such as the radiation power and the reception sensitivity of the antenna meet preset requirements is judged. However, in practical application, the vehicle-mounted wireless antenna is interfered by signals in a real environment during actual use, and the mode cannot well simulate the actual performance of the antenna of the vehicle in the real environment, so that the actual use requirement cannot be met.
Disclosure of Invention
The invention provides a method and a device for testing antenna performance, electronic equipment and a storage medium, which are used for simulating the actual performance of a vehicle in a real and complex environment when an antenna to be tested is subjected to electromagnetic interference, and achieving the technical effects of improving the authenticity of antenna performance test and ensuring the performance test effect.
According to an aspect of the present invention, there is provided a method of testing antenna performance, the method including:
when interference signal data acquired in advance are input into the testing darkroom, communication data corresponding to the antenna to be tested are acquired; the interference signal data comprises electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment;
comparing the communication data with the same index data in preset reference data to obtain a target test result when the antenna to be tested is tested; the index item data correspond to index items such as radiation power, receiving sensitivity, positioning star number and positioning accuracy.
According to another aspect of the present invention, there is provided an apparatus for testing performance of an antenna, applied to a target vehicle disposed in a test darkroom, the target vehicle having an antenna under test provided therein, the apparatus comprising:
the communication data acquisition module is used for acquiring communication data corresponding to the antenna to be tested when pre-acquired interference signal data are input to the testing darkroom; the interference signal data comprises electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment;
the target test result determining module is used for comparing the communication data with the same index data in preset reference data to obtain a target test result when the antenna to be tested is tested; the index item data correspond to index items such as radiation power, receiving sensitivity, positioning star number and positioning accuracy.
According to another aspect of the present invention, there is provided an electronic apparatus including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores a computer program executable by the at least one processor, the computer program being executable by the at least one processor to enable the at least one processor to perform the method of testing antenna performance according to any of the embodiments of the invention.
According to another aspect of the present invention, there is provided a computer-readable storage medium storing computer instructions for causing a processor to implement the method for testing antenna performance according to any one of the embodiments of the present invention when the computer instructions are executed.
According to the technical scheme of the embodiment of the invention, when the electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment which is acquired in advance is input into the testing darkroom, the communication data corresponding to the antenna to be tested is acquired; the communication data and the same index item data in the preset reference data are compared and processed to obtain a target test result when the antenna to be tested is tested, the problem that the actual performance of the antenna of a vehicle in a real environment cannot be simulated in the prior art is solved, the electromagnetic signal information corresponding to electromagnetic signal equipment in the real environment is used as interference signal data, the interference signal data is input into the test environment of the vehicle to perform the performance test of the antenna to be tested, the actual performance of the antenna to be tested in the real and complex environment of the vehicle under the electromagnetic interference is simulated, the authenticity of the antenna performance test is improved, and the technical effect of the performance test effect is ensured.
It should be understood that the statements in this section do not necessarily identify key or critical features of the embodiments of the present invention, nor do they necessarily limit the scope of the invention. Other features of the present invention will become apparent from the following description.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a flowchart of a method for testing antenna performance according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a method for testing antenna performance according to a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of an apparatus for testing antenna performance according to a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of an electronic device implementing the method for testing the performance of the antenna according to the embodiment of the present invention.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, 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 sequences other than those illustrated or described herein. Furthermore, 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.
Example one
Fig. 1 is a flowchart of a method for testing antenna performance according to an embodiment of the present invention, where the embodiment is applicable to a case of testing antenna performance, and the method may be performed by an apparatus for testing antenna performance, where the apparatus for testing antenna performance may be implemented in hardware and/or software, and the apparatus for testing antenna performance may be configured in a computing device. As shown in fig. 1, the method includes:
and S110, when pre-collected interference signal data are input into the testing darkroom, communication data corresponding to the antenna to be tested are obtained.
The antenna to be tested refers to an antenna device which is deployed on a target vehicle and needs to be subjected to performance testing, and for example, the antenna to be tested can be a 2G/3G/4G/5G, wifi, bluetooth antenna or GNSS antenna. The target vehicle is arranged in a test darkroom which refers to an environment for carrying out vehicle antenna performance tests, for example, a full-wave darkroom can be used, and the radiation and receiving performance of various radio frequency signals of the vehicle can be tested in the full-wave darkroom. The interference signal data includes electromagnetic signal information corresponding to at least one type of electromagnetic signal device. The electromagnetic signal device can be various devices capable of emitting electromagnetic signals in real environment, such as communication devices, radars, navigation emission facilities, signal towers, laser devices, mobile phones, computers, microwave ovens and the like. The electromagnetic signal information may include, but is not limited to, electromagnetic wave wavelength, frequency, amplitude, etc.
In practical application, when arranging the target vehicle in the testing darkroom, interference signal data collected in advance can be input into the testing darkroom, and communication data generated by the antenna to be tested during working, such as positioning data when positioning is carried out based on the antenna to be tested, or signal receiving information during signal receiving can be collected, so that the performance condition of the antenna to be tested when electromagnetic interference occurs in the real environment can be truly simulated during performance testing of the antenna to be tested based on the communication data.
Specifically, when interference signal data acquired in advance are input into the testing darkroom and communication data corresponding to the antenna to be tested are acquired, the interference signal data can be input into the testing darkroom based on the transmitting antenna when the antenna to be tested is in a normal working state, and the communication data corresponding to the antenna to be tested are acquired.
The communication data comprises radiation power information, receiving sensitivity information, receiving positioning star information and positioning precision information. The transmitting antenna may be an antenna having a function of transmitting a signal.
In practical application, the antenna to be tested in the target vehicle can be controlled to be in a normal working state, further, the transmitting antenna is controlled to input interference signal data in a real environment, which are acquired in advance, into a testing darkroom, namely into the testing environment, and at the moment, various performance data of the antenna are recorded, wherein the performance data include communication data such as radiation power, sensitivity of received signals, number of received positioning satellites and positioning accuracy.
It should be noted that some electromagnetic interference signals may also exist in the antenna to be tested, which may cause certain test interference to the performance test, and in order to reduce interference to the test, the electromagnetic interference signals sent by the antenna to be tested may be filtered in the performance test process, so as to ensure that the acquired communication data is generated under the input interference signal data, and improve the accuracy of the performance test.
Optionally, when inputting interference signal data collected in advance to the testing darkroom, obtaining communication data corresponding to the antenna to be tested, further comprising: and in the process of inputting interference signal data into the testing darkroom, controlling the band elimination filter to filter and process the working electromagnetic signals of the antenna to be tested, and simultaneously acquiring communication data corresponding to the antenna to be tested.
Specifically, in the process of inputting interference signal data into the testing darkroom by using the transmitting antenna, the band elimination filter is controlled to filter various electromagnetic signals existing in the working frequency band of the antenna to be tested, so that the interference of the electromagnetic signals of the antenna to be tested on the performance test is effectively prevented, and in the process, various performance communication data of the antenna to be tested are acquired.
It should be noted that, the interference signal data may be acquired and recorded in advance, for example, the signal receiving device may be used to receive the electromagnetic signal of the electromagnetic signal device in the actual environment and record the electromagnetic signal so as to acquire the interference signal data, and then the interference signal data may be input into the testing darkroom.
Optionally, the method further includes acquiring interference signal data, where the implementation manner of acquiring the interference signal data may be: acquiring electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment in a real environment based on signal acquisition equipment; interference signal data is determined based on the electromagnetic signal information.
The electromagnetic signal information comprises a signal frequency band, a signal amplitude and a signal phase.
In practical application, the device for acquiring electromagnetic signals can be used for inputting information such as frequency band, amplitude and phase of at least one electromagnetic signal corresponding to various types of electromagnetic signal devices in a real environment, and the electromagnetic signal information can be used as interference signal data, so that the information such as the frequency band, amplitude and phase of the electromagnetic signal in the interference signal data can be input into a testing darkroom subsequently, and the performance of the antenna to be tested can be tested.
And S120, comparing the communication data with the same index data in preset reference data to obtain a target test result when the antenna to be tested is tested.
The preset reference data may be pre-configured reference data for detecting antenna performance, and the preset reference data may include multiple items of index item data, where the index items may include, but are not limited to, radiation power, reception sensitivity, number of positioning stars, positioning accuracy, and the like. The index item data corresponds to each index item.
In practical application, the communication data of the antenna to be tested acquired in the test process can be compared with various index item data in the preset reference data, for example, the radiation power information in the communication data is compared with the index item data corresponding to the radiation power, whether the radiation power meets the preset requirement is judged, and accordingly, a comparison result, namely a test result, can be obtained. Specifically, in the process of comparing the communication data with the same index item data in the preset reference data to obtain a target test result when the antenna to be tested is tested, the communication data can be compared with the same index item data in the preset reference data to obtain performance test information of the antenna to be tested under at least one index item; and evaluating and analyzing the various performance test information to obtain a target test result.
In this embodiment, each item of performance data in the communication data may be respectively compared with corresponding index item data in the preset reference data, for example, the radiation power information is compared with a preset radiation power value, so as to obtain performance test information corresponding to the index item of radiation power; and comparing the receiving sensitivity information with the preset sensitivity to obtain the performance test information corresponding to the index item of the receiving sensitivity. Correspondingly, performance test information corresponding to each index item of the antenna to be tested can be obtained, further, each item of performance test information can be comprehensively analyzed, a target test result is determined, and each item of performance test information can also be used as the target test result to evaluate whether the performance of the antenna to be tested meets the requirement.
In order to improve the readability of the data, optionally, the method further comprises: and generating a performance test report corresponding to the antenna to be tested based on the various performance test information and the target test result.
Specifically, various performance test information and target test results can be integrated and analyzed to generate a performance test report corresponding to the antenna to be tested, so that the test results can be clearly known based on data in the performance test report.
Optionally, after the communication data is compared with the data of the same index item in the preset reference data to obtain a target test result when the antenna to be tested is tested, the method further includes: and if the target test result is abnormal, generating abnormal prompt information.
The abnormal prompt message may be a voice prompt message, a popup message of a display screen window, or a short message notification message, which is not limited herein.
In this embodiment, when it is detected that there is data that does not satisfy the preset index item in the communication data, the test result is considered to be abnormal, and at this time, an abnormal prompt message may be generated, where the abnormal prompt message may include information of the index item that does not satisfy the condition, so as to prompt the test user to detect the antenna to be tested based on the abnormal prompt message.
According to the technical scheme of the embodiment, when the pre-collected electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment is input into a testing darkroom, the communication data corresponding to the antenna to be tested is obtained; the communication data and the data of the same index item in the preset reference data are compared and processed to obtain a target test result when the antenna to be tested is tested, the problem that the actual performance of the antenna of a vehicle in a real environment cannot be simulated in the prior art is solved, the performance test of the antenna to be tested is realized by taking electromagnetic signal information corresponding to electromagnetic signal equipment in the real environment as interference signal data and inputting the interference signal data into the test environment of the vehicle, so that the actual performance of the antenna to be tested in the real and complex environment of the vehicle when the antenna to be tested is subjected to electromagnetic interference is simulated, the authenticity of the antenna performance test is improved, and the technical effect of the performance test effect is ensured.
Example two
As an alternative embodiment of the foregoing embodiment, fig. 2 is a schematic diagram of a method for testing antenna performance according to a second embodiment of the present invention. Specifically, the following details can be referred to.
Referring to fig. 2, in the technical solution, various electromagnetic signals of the electromagnetic signal device in various typical scenes in a real environment can be recorded as interference signal data by using devices and instruments. After the vehicle is placed in the testing darkroom, the test bed can be arranged according to the existing antenna performance testing method, and after the vehicle is placed, the antenna performance test can be carried out. In the process of testing the performance of the antenna, recorded interference signal data of each typical scene in the real environment are input into a testing darkroom environment through the transmitting antenna, and whether each performance of the antenna to be tested in the vehicle meets preset requirements or not is judged. Specifically, the frequency band, amplitude and phase of various electromagnetic signals in the environment can be recorded as interference signal data by using equipment capable of recording various electromagnetic signals in the real environment. Further, the vehicle to be tested is placed in a testing environment, and the test bench is arranged according to the existing requirements of the antenna performance test, so that the antenna of the vehicle to be tested is in a working state. The method comprises the steps that interference signal data are input into a test environment by using a transmitting antenna, various electromagnetic signals existing in a working frequency band of an antenna to be tested are filtered by using a band elimination filter in the input process, various performance data, namely communication data, of the antenna to be tested are recorded at the moment, and the communication data comprise parameter data such as radiation power, receiving sensitivity, the number of positioning stars and positioning accuracy, so that whether the antenna meets preset requirements or not is evaluated based on the various performance data.
According to the technical scheme of the embodiment, when the pre-collected electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment is input into a testing darkroom, the communication data corresponding to the antenna to be tested is obtained; the communication data and the data of the same index item in the preset reference data are compared and processed to obtain a target test result when the antenna to be tested is tested, the problem that the actual performance of the antenna of a vehicle in a real environment cannot be simulated in the prior art is solved, the performance test of the antenna to be tested is realized by taking electromagnetic signal information corresponding to electromagnetic signal equipment in the real environment as interference signal data and inputting the interference signal data into the test environment of the vehicle, so that the actual performance of the antenna to be tested in the real and complex environment of the vehicle when the antenna to be tested is subjected to electromagnetic interference is simulated, the authenticity of the antenna performance test is improved, and the technical effect of the performance test effect is ensured.
EXAMPLE III
Fig. 3 is a schematic structural diagram of an apparatus for testing antenna performance according to a third embodiment of the present invention. The device is applied to a target vehicle arranged in a test darkroom and provided with an antenna to be tested, and comprises: a communication data acquisition module 310 and a target test result determination module 320.
The communication data acquisition module 310 is configured to acquire communication data corresponding to the antenna to be tested when interference signal data acquired in advance is input to the testing darkroom; the interference signal data comprises electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment; a target test result determining module 320, configured to compare the communication data with data of the same index item in preset reference data, and obtain a target test result when the antenna to be tested is tested; the index item data corresponds to index items such as radiation power, receiving sensitivity, positioning star number and positioning precision.
According to the technical scheme of the embodiment, when the pre-collected electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment is input into a testing darkroom, the communication data corresponding to the antenna to be tested is obtained; the communication data and the same index item data in the preset reference data are compared and processed to obtain a target test result when the antenna to be tested is tested, the problem that the actual performance of the antenna of a vehicle in a real environment cannot be simulated in the prior art is solved, the electromagnetic signal information corresponding to electromagnetic signal equipment in the real environment is used as interference signal data, the interference signal data is input into the test environment of the vehicle to perform the performance test of the antenna to be tested, the actual performance of the antenna to be tested in the real and complex environment of the vehicle under the electromagnetic interference is simulated, the authenticity of the antenna performance test is improved, and the technical effect of the performance test effect is ensured.
On the basis of the above device, optionally, the communication data obtaining module 310 is further configured to input the interference signal data to the testing darkroom based on the transmitting antenna when the antenna to be tested is in a normal working state, and obtain communication data corresponding to the antenna to be tested;
the communication data comprises radiation power information, receiving sensitivity information, receiving positioning star information and positioning precision information.
On the basis of the above device, optionally, the communication data obtaining module 310 is further configured to control the band elimination filter to filter the working electromagnetic signal of the antenna to be tested and obtain the communication data corresponding to the antenna to be tested in the process of inputting the interference signal data into the testing darkroom.
On the basis of the above device, optionally, the device further includes an interference signal data acquisition module, where the interference signal data acquisition module includes: an electromagnetic signal information determination unit and an interference signal data determination unit.
The electromagnetic signal information determining unit is used for acquiring electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment in a real environment based on the signal acquisition equipment; the electromagnetic signal information comprises a signal frequency band, a signal amplitude and a signal phase;
an interference signal data determination unit for determining the interference signal data based on the electromagnetic signal information.
On the basis of the foregoing apparatus, optionally, the target test result determining module 320 includes a performance test information determining unit and a target test result determining unit.
The performance test information determining unit is used for comparing the communication data with data of the same index item in preset reference data to obtain performance test information of the antenna to be tested under at least one index item;
and the target test result determining unit is used for evaluating and analyzing various performance test information to obtain the target test result.
On the basis of the above apparatus, optionally, the apparatus further includes: and a performance test report generation module.
And the performance test report generating module is used for generating a performance test report corresponding to the antenna to be tested based on the various pieces of performance test information and the target test result.
On the basis of the above apparatus, optionally, the apparatus further includes: and an exception prompt module.
And the abnormity prompting module is used for generating abnormity prompting information if the target test result is abnormal in test.
The device for testing the performance of the antenna, provided by the embodiment of the invention, can execute the method for testing the performance of the antenna, provided by any embodiment of the invention, and has corresponding functional modules and beneficial effects of the execution method.
Example four
Fig. 4 is a schematic structural diagram of an electronic device implementing the method for testing the performance of the antenna according to the embodiment of the present invention. Electronic devices are intended to represent various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other appropriate computers. The electronic device may also represent various forms of mobile devices, such as personal digital assistants, cellular phones, smart phones, wearable devices (e.g., helmets, glasses, watches, etc.), and other similar computing devices. The components shown herein, their connections and relationships, and their functions, are meant to be exemplary only, and are not meant to limit implementations of the inventions described and/or claimed herein.
As shown in fig. 4, the electronic device 10 includes at least one processor 11, and a memory communicatively connected to the at least one processor 11, such as a Read Only Memory (ROM) 12, a Random Access Memory (RAM) 13, and the like, wherein the memory stores a computer program executable by the at least one processor, and the processor 11 can perform various suitable actions and processes according to the computer program stored in the Read Only Memory (ROM) 12 or the computer program loaded from a storage unit 18 into the Random Access Memory (RAM) 13. In the RAM 13, various programs and data necessary for the operation of the electronic apparatus 10 can also be stored. The processor 11, the ROM 12, and the RAM 13 are connected to each other via a bus 14. An input/output (I/O) interface 15 is also connected to the bus 14.
A number of components in the electronic device 10 are connected to the I/O interface 15, including: an input unit 16 such as a keyboard, a mouse, or the like; an output unit 17 such as various types of displays, speakers, and the like; a storage unit 18 such as a magnetic disk, an optical disk, or the like; and a communication unit 19 such as a network card, modem, wireless communication transceiver, etc. The communication unit 19 allows the electronic device 10 to exchange information/data with other devices via a computer network such as the internet and/or various telecommunication networks.
The processor 11 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of processor 11 include, but are not limited to, a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various dedicated Artificial Intelligence (AI) computing chips, various processors running machine learning model algorithms, a Digital Signal Processor (DSP), and any suitable processor, controller, microcontroller, and so forth. The processor 11 performs the various methods and processes described above, such as a method of testing antenna performance.
In some embodiments, the method of testing antenna performance may be implemented as a computer program tangibly embodied in a computer-readable storage medium, such as storage unit 18. In some embodiments, part or all of the computer program may be loaded and/or installed onto the electronic device 10 via the ROM 12 and/or the communication unit 19. When the computer program is loaded into RAM 13 and executed by processor 11, one or more steps of the method of testing antenna performance described above may be performed. Alternatively, in other embodiments, the processor 11 may be configured by any other suitable means (e.g., by means of firmware) to perform the method of testing antenna performance.
Various implementations of the systems and techniques described here above may be implemented in digital electronic circuitry, integrated circuitry, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), system on a chip (SOCs), load programmable logic devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs that are executable and/or interpretable on a programmable system including at least one programmable processor, which may be special or general purpose, receiving data and instructions from, and transmitting data and instructions to, a storage system, at least one input device, and at least one output device.
A computer program for implementing the methods of the present invention may be written in any combination of one or more programming languages. These computer programs may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the computer programs, when executed by the processor, cause the functions/acts specified in the flowchart and/or block diagram block or blocks to be performed. A computer program can execute entirely on a machine, partly on a machine, as a stand-alone software package partly on a machine and partly on a remote machine or entirely on a remote machine or server.
In the context of the present invention, a computer-readable storage medium may be a tangible medium that can contain, or store a computer program for use by or in connection with an instruction execution system, apparatus, or device. A computer readable storage medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. Alternatively, the computer readable storage medium may be a machine readable signal medium. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
To provide for interaction with a user, the systems and techniques described here can be implemented on an electronic device having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) by which a user can provide input to the electronic device. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user can be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic, speech, or tactile input.
The systems and techniques described here can be implemented in a computing system that includes a back-end component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such back-end, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), blockchain networks, and the internet.
The computing system may include clients and servers. A client and server are generally remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server can be a cloud server, also called a cloud computing server or a cloud host, and is a host product in a cloud computing service system, so that the defects of high management difficulty and weak service expansibility in the traditional physical host and VPS service are overcome.
It should be understood that various forms of the flows shown above may be used, with steps reordered, added, or deleted. For example, the steps described in the present invention may be executed in parallel, sequentially, or in different orders, and are not limited herein as long as the desired results of the technical solution of the present invention can be achieved.
The above-described embodiments should not be construed as limiting the scope of the invention. It should be understood by those skilled in the art that various modifications, combinations, sub-combinations and substitutions may be made in accordance with design requirements and other factors. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method of testing antenna performance, applied to a target vehicle disposed in a test darkroom, the target vehicle having an antenna under test disposed therein, the method comprising:
when interference signal data acquired in advance are input into the testing darkroom, communication data corresponding to the antenna to be tested are acquired; the interference signal data comprises electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment;
comparing the communication data with the same index data in preset reference data to obtain a target test result when the antenna to be tested is tested; the index item data corresponds to index items such as radiation power, receiving sensitivity, positioning star number and positioning precision.
2. The method of claim 1, wherein the obtaining communication data corresponding to the antenna to be tested when the interference signal data collected in advance is input to the test darkroom comprises:
when the antenna to be tested is in a normal working state, inputting the interference signal data to the testing darkroom based on the transmitting antenna, and acquiring communication data corresponding to the antenna to be tested;
the communication data comprises radiation power information, receiving sensitivity information, receiving positioning star information and positioning precision information.
3. The method according to claim 1 or 2, wherein the obtaining of the communication data corresponding to the antenna to be tested when inputting the interference signal data collected in advance to the test darkroom further comprises:
and in the process of inputting the interference signal data into the testing darkroom, controlling a band elimination filter to filter and process the working electromagnetic signal of the antenna to be tested, and simultaneously acquiring communication data corresponding to the antenna to be tested.
4. The method of claim 1, wherein collecting the interference signal data comprises:
acquiring electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment in a real environment based on signal acquisition equipment; the electromagnetic signal information comprises a signal frequency band, a signal amplitude and a signal phase;
determining the jamming signal data based on the electromagnetic signal information.
5. The method according to claim 1, wherein the comparing the communication data with data of the same index item in preset reference data to obtain a target test result when the antenna to be tested is tested, comprises:
comparing the communication data with data of the same index item in preset reference data to obtain performance test information of the antenna to be tested under at least one index item;
and evaluating and analyzing the various performance test information to obtain the target test result.
6. The method of claim 5, further comprising:
and generating a performance test report corresponding to the antenna to be tested based on the various pieces of performance test information and the target test result.
7. The method according to claim 1, wherein after the comparing processing of the communication data and the data of the same index item in the preset reference data is performed to obtain a target test result when the antenna to be tested is tested, the method further comprises:
and if the target test result is abnormal, generating abnormal prompt information.
8. An apparatus for testing antenna performance, applied to a target vehicle arranged in a test darkroom, the target vehicle having an antenna to be tested disposed therein, the apparatus comprising:
the communication data acquisition module is used for acquiring communication data corresponding to the antenna to be tested when pre-acquired interference signal data are input into the testing darkroom; the interference signal data comprises electromagnetic signal information corresponding to at least one type of electromagnetic signal equipment;
the target test result determining module is used for comparing the communication data with the same index data in preset reference data to obtain a target test result when the antenna to be tested is tested; the index item data corresponds to index items such as radiation power, receiving sensitivity, positioning star number and positioning precision.
9. An electronic device, characterized in that the electronic device comprises:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the method of testing antenna performance of any of claims 1-7.
10. A computer-readable storage medium storing computer instructions for causing a processor to perform the method of testing antenna performance of any one of claims 1-7 when executed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117792526A (en) * | 2024-02-27 | 2024-03-29 | 深圳市思翰铭科技有限公司 | System and method for testing radio frequency performance of antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117792526A (en) * | 2024-02-27 | 2024-03-29 | 深圳市思翰铭科技有限公司 | System and method for testing radio frequency performance of antenna |
| CN117792526B (en) * | 2024-02-27 | 2024-04-26 | 深圳市思翰铭科技有限公司 | System and method for testing radio frequency performance of antenna |
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