CN-121978420-A - Phased array antenna testing method and device, electronic equipment and storage medium

CN121978420ACN 121978420 ACN121978420 ACN 121978420ACN-121978420-A

Abstract

The application provides a testing method and device of a phased array antenna, electronic equipment and a storage medium. The method comprises the steps of obtaining a plurality of target measurement results of a target phased array antenna, wherein the plurality of target measurement results at least comprise an emission performance index and a receiving performance index, determining a plurality of first identifications corresponding to the plurality of target measurement results, inputting the plurality of first identifications and the plurality of target measurement results into a fusion model to obtain a target fusion result of the target phased array antenna, and the fusion model is used for carrying out fusion processing on the plurality of target measurement results according to the relevance of the plurality of target measurement results, wherein the target fusion result represents the performance of the target phased array antenna from a plurality of dimensions. According to the scheme, the target fusion result obtained by fusing the measurement results of the indexes through the fusion model can reflect the relevance among the measurement results, so that the accuracy of the test is improved.

Inventors

ZHU HUA
XU XIAOFAN
WANG WEI
HU SIQI
SUN LEI
YU DAQUN
LIANG WEILONG

Assignees

上海卫星互联网研究院有限公司
中国电子科技集团公司第十四研究所

Dates

Publication Date: 20260505
Application Date: 20241025

Claims (12)

1. A method of testing a phased array antenna, comprising: Acquiring a plurality of target measurement results of a target phased array antenna, wherein the plurality of target measurement results at least comprise a transmitting performance index and a receiving performance index; Determining a plurality of first identifiers corresponding to the plurality of target measurement results; and inputting the plurality of first identifications and the plurality of target measurement results into a fusion model to obtain target fusion results of the target phased array antenna, wherein the fusion model is used for carrying out fusion processing on the plurality of target measurement results according to the relevance of the plurality of target measurement results, and the target fusion results represent the performance of the target phased array antenna from a plurality of dimensions.
2. The method of claim 1, wherein obtaining a plurality of target measurements for the target phased array antenna comprises: Receiving a test request, wherein the test request comprises working parameters of the target phased array antenna, and the working parameters are environment parameters under the working condition of the target phased array antenna; Determining test condition parameters according to the working parameters; And carrying out test processing on the target phased array antenna according to the test condition parameters to obtain the target measurement results.
3. The method of claim 2, wherein performing a test process on the target phased array antenna according to the test condition parameters to obtain the plurality of target measurements comprises: performing test processing on the current test environment to obtain current environment parameters; performing verification processing on the current environment parameters according to the test condition parameters to obtain verification results, wherein the verification results comprise verification passing or verification failing; and if the verification is passed, under the current test environment, carrying out test processing on the target phased array antenna according to the test condition parameters to obtain the target measurement results.
4. The method of claim 3, wherein the test condition parameters include target polarization parameters, wherein performing a test process on the target phased array antenna based on the test condition parameters to obtain the plurality of target measurements comprises: determining a target darkroom feed source antenna according to the target polarization parameter, wherein the polarization parameter of the target darkroom feed source antenna is the target polarization parameter; And determining the target darkroom feed source antenna as a transmitting source or a receiving source, and performing test processing on the target phased array antenna according to the test condition parameters to obtain the target measurement results.
5. The method according to claim 4, wherein the method further comprises: Determining the target darkroom feed source antenna as a transmitting source or a receiving source, and performing test processing on the target phased array antenna according to the test condition parameters to obtain a plurality of intermediate measurement results; Determining a correction value according to the test condition parameters and the current environment parameters; and determining the target measurement results according to the correction value and the intermediate measurement results.
6. The method according to any one of claims 1-5, further comprising: receiving a target performance result; Determining a parameter influence relation graph, wherein the parameter influence relation graph comprises a plurality of nodes and a plurality of connecting lines among the nodes, the plurality of nodes correspond to a plurality of measurement results, the plurality of connecting lines correspond to a plurality of influence relations, and the plurality of connecting lines correspond to a plurality of weights; And determining an optimization scheme according to the target measurement results, the parameter influence relation graph and the target performance result, wherein the optimization scheme is used for enabling the target phased array antenna to achieve the target performance result.
7. The method according to any one of claims 1-6, further comprising: determining a plurality of sample data, the plurality of sample data comprising a plurality of historical measurements and a plurality of historical fusion results; determining a plurality of second identifications corresponding to the plurality of historical measurement results; And performing model training according to the plurality of historical measurement results, the plurality of historical fusion results and the plurality of second identifiers to obtain the fusion model.
8. The method of claim 1, wherein the transmission performance index comprises at least one of an equivalent omni-directional radiation power, an error vector magnitude, an adjacent channel leakage ratio, and an out-of-band rejection value; The equivalent omni-directional radiation power is calculated according to the transmitted signal power, the feeder line loss and the gain of the test probe, the error vector amplitude is calculated according to the reference signal and the transmitted signal, the adjacent channel leakage ratio is calculated according to the main channel signal power and the adjacent channel signal power, and the out-of-band suppression value is calculated according to the main channel signal power and the out-of-band signal power.
9. The method of claim 1, wherein the reception performance index comprises at least one of a gain to noise temperature ratio, or an adjacent channel selectivity; The gain-to-noise temperature ratio is calculated according to the received power of the signal, the noise power, the feeder line loss and the gain of the test probe, and the adjacent channel selectivity is calculated according to the useful signal power and the adjacent channel interference signal power.
10. A phased array antenna testing apparatus comprising: the determining module is used for obtaining a plurality of target measurement results of the target phased array antenna, wherein the target measurement results at least comprise a transmitting performance index and a receiving performance index; The acquisition module is used for determining a plurality of first identifiers corresponding to the plurality of target measurement results; The fusion module is used for inputting the plurality of first identifications and the plurality of target measurement results into a fusion model to obtain target fusion results of the target phased array antenna, the fusion model is used for carrying out fusion processing on the plurality of target measurement results according to the relevance of the plurality of target measurement results, and the target fusion results represent the performance of the target phased array antenna from a plurality of dimensions.
11. An electronic device comprising a processor and a memory communicatively coupled to the processor; the memory stores computer-executable instructions; the processor executes computer-executable instructions stored in the memory to implement the method of any one of claims 1-9.
12. A computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to carry out the method of any one of claims 1-9.

Description

Phased array antenna testing method and device, electronic equipment and storage medium Technical Field The present application relates to the field of antenna technologies, and in particular, to a method and apparatus for testing a phased array antenna, an electronic device, and a storage medium. Background The phased array antenna is an advanced antenna technology, and the phased array antenna is formed by a plurality of array elements, each array element is a small antenna unit, and the plurality of array elements work cooperatively, so that compared with the traditional antenna, the direction of a wave beam can be changed rapidly without physically moving the antenna. In the related technology, the phased array antenna is tested through a single index to obtain a measurement result of the phased array antenna, and the measurement result reflects the performance of the phased array antenna. However, inaccurate measurement results obtained by testing the phased array antenna through a single index have a problem of influencing performance evaluation of the phased array antenna. Disclosure of Invention The application provides a method and a device for testing a phased array antenna, electronic equipment and a storage medium, which are used for improving the testing accuracy of the phased array antenna. In a first aspect, an embodiment of the present application provides a method for testing a phased array antenna, where the method includes obtaining multiple target measurement results of a target phased array antenna, where the multiple target measurement results include at least an emission performance index and a receiving performance index, determining multiple first identifiers corresponding to the multiple target measurement results, inputting the multiple first identifiers and the multiple target measurement results into a fusion model to obtain a target fusion result of the target phased array antenna, where the fusion model is configured to fusion the multiple target measurement results according to relevance of the multiple target measurement results, and the target fusion result characterizes performance of the target phased array antenna from multiple dimensions. In one possible implementation manner, obtaining a plurality of target measurement results of a target phased array antenna comprises receiving a test request, wherein the test request comprises working parameters of the target phased array antenna, the working parameters are environment parameters under working conditions of the target phased array antenna, determining test condition parameters according to the working parameters, and performing test processing on the target phased array antenna according to the test condition parameters to obtain the plurality of target measurement results. In one possible implementation manner, the target phased array antenna is subjected to test processing according to the test condition parameters to obtain the target measurement results, wherein the test processing is performed on a current test environment to obtain current environment parameters, the verification processing is performed on the current environment parameters according to the test condition parameters to obtain verification results, the verification results comprise verification passing or verification failing, and if the verification passing, the test processing is performed on the target phased array antenna according to the test condition parameters in the current test environment to obtain the target measurement results. In one possible implementation manner, the test condition parameters comprise target polarization parameters, the target phased array antenna is tested according to the test condition parameters to obtain the target measurement results, the test condition parameters comprise the steps of determining a target darkroom feed antenna according to the target polarization parameters, wherein the polarization parameters of the target darkroom feed antenna are the target polarization parameters, determining the target darkroom feed antenna as a transmitting source or a receiving source, and testing the target phased array antenna according to the test condition parameters to obtain the target measurement results. In one possible implementation mode, the method further comprises the steps of determining the target darkroom feed antenna as a transmitting source or a receiving source, performing test processing on the target phased array antenna according to the test condition parameters to obtain a plurality of intermediate measurement results, determining a correction value according to the test condition parameters and the current environment parameters, and determining the plurality of target measurement results according to the correction value and the plurality of intermediate measurement results. In one possible implementation mode, the method further comprises the steps of receiving a target performance result,