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CN116828523A - WIFI test method and device, electronic equipment and readable storage medium - Google Patents

WIFI test method and device, electronic equipment and readable storage medium Download PDF

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Publication number
CN116828523A
CN116828523A CN202310808978.XA CN202310808978A CN116828523A CN 116828523 A CN116828523 A CN 116828523A CN 202310808978 A CN202310808978 A CN 202310808978A CN 116828523 A CN116828523 A CN 116828523A
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CN
China
Prior art keywords
test
wifi
antenna
signal
target equipment
Prior art date
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Pending
Application number
CN202310808978.XA
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Chinese (zh)
Inventor
宋超
蔡仪鹏
谢诚
王磊
杨建坤
陈龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Luxshare Intelligent Manufacture Zhejiang Co Ltd
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Luxshare Intelligent Manufacture Zhejiang Co Ltd
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Application filed by Luxshare Intelligent Manufacture Zhejiang Co Ltd filed Critical Luxshare Intelligent Manufacture Zhejiang Co Ltd
Priority to CN202310808978.XA priority Critical patent/CN116828523A/en
Publication of CN116828523A publication Critical patent/CN116828523A/en
Priority to TW112140030A priority patent/TWI858971B/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W24/00Supervisory, monitoring or testing arrangements
    • H04W24/08Testing, supervising or monitoring using real traffic
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/10Monitoring; Testing of transmitters
    • H04B17/15Performance testing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B17/00Monitoring; Testing
    • H04B17/20Monitoring; Testing of receivers
    • H04B17/29Performance testing
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00Reducing energy consumption in communication networks
    • Y02D30/70Reducing energy consumption in communication networks in wireless communication networks

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The application relates to a WIFI testing method, a device, electronic equipment and a readable storage medium, wherein the method comprises the following steps: if the test instruction is triggered, determining a plurality of test positions, wherein the relative positions between different test positions and the test antenna are different; controlling target equipment corresponding to the test instruction to perform WiFi test operation at each test position respectively; and obtaining a test result of the WiFi test operation, and generating calibration parameters according to the test result. Through carrying out wiFi test operation to the target equipment on the different relative position with test antenna for can detect the performance under the different scenes of target equipment, and then generate calibration parameter based on actual test result, make can correct the deviation of target equipment wiFi function, guarantee the target equipment wiFi function's in practical application accuracy.

Description

WIFI test method and device, electronic equipment and readable storage medium
Technical Field
The present application relates to the field of device testing, and in particular, to a WIFI testing method, a device, an electronic device, and a readable storage medium.
Background
In recent years, along with the continuous development and evolution of intelligent wearing products, most of intelligent watches have wifi communication functions; the smart watch is very small in size but accommodates many parts, which causes many uncertain factors in the production process to influence the radio frequency signal of the watch WiFi, so that the performance of the watch WiFi is different from the expected performance, and even small differences can generate larger performance deviation in the actual experience of users.
Disclosure of Invention
The application provides a WIFI testing method, a device, electronic equipment and a readable storage medium, and aims to solve the technical problem that the performance of a WiFi of a smart watch in the prior art is deviated.
In order to solve the technical problems described above or at least partially solve the technical problems described above, the present application provides a WIFI testing method, the method comprising the steps of:
if the test instruction is triggered, determining a plurality of test positions, wherein the relative positions between different test positions and the test antenna are different;
controlling target equipment corresponding to the test instruction to perform WiFi test operation at each test position respectively;
and obtaining a test result of the WiFi test operation, and generating calibration parameters according to the test result.
Optionally, the test positions include a first test position and a second test position, and the step of determining the plurality of test positions includes:
acquiring a first distance between the first test position and the test antenna, wherein the first test position is aligned with the projection center of the test antenna on a horizontal plane, and the first distance is a first multiple of the wavelength of the WiFi signal;
acquiring a second distance corresponding to the second test position, wherein the second distance is a second multiple of the wavelength of the WiFi signal, and the first multiple is different from the second multiple;
and determining the second test position according to the direct distance and the first distance.
Optionally, the WiFi test operation includes:
transmitting a first test signal to the target device, so that the target device transmits a first radio frequency signal corresponding to the first test signal to a WiFi analyzer;
acquiring a first detection signal acquired by the WiFi analyzer based on the first radio frequency signal, and testing the transmission performance of the target equipment according to the first detection signal;
transmitting a second test signal to the WiFi analyzer, so that the WiFi analyzer transmits a second radio frequency signal corresponding to the second test signal to the target equipment through the test antenna;
and acquiring a second detection signal acquired by the target equipment based on the second radio frequency signal, and testing the signal sensitivity of the target equipment according to the second detection signal.
Optionally, the second radio frequency signal includes a plurality of first sub-signals having the same transmission power and different frequency offsets, and a plurality of second sub-signals having the same frequency offset and different transmission powers.
Optionally, the step of testing the signal sensitivity of the target device according to the second detection signal includes:
acquiring sensitivity standard parameters corresponding to the second test signals;
determining a WiFi failure value according to the sensitivity standard parameter and the second detection signal;
and determining the signal sensitivity of the target equipment according to the WiFi failure value.
In order to achieve the above purpose, the application also provides a WIFI testing device, which comprises a control module, a WiFi analyzer, a testing antenna and a carrier, wherein the control module is respectively connected with the WiFi analyzer and the carrier, the WiFi analyzer is connected with the testing antenna, and the carrier is connected with target equipment; wherein:
the control module is used for determining a plurality of test positions when the test instruction is triggered;
the control module is further used for controlling the motion of the carrier so that the carrier carries the target equipment corresponding to the test instruction to move to each test position;
the control module is also used for communicating with the target equipment through an overload tool and communicating with the test antenna through the WiFi analyzer so as to perform WiFi test operation;
the control module is further configured to obtain a test result of the WiFi test operation, and determine whether the target device is qualified according to the test result.
Optionally, the WiFi testing device further includes a Z-axis track and an X-axis track, the X-axis track is disposed on a horizontal plane, the X-axis track and the Z-axis track are located on a same vertical plane, the Z-axis track is perpendicular to the X-axis track, the test antenna is movably disposed on the Z-axis track, and the carrier is movably disposed on the X-axis track.
Optionally, the test antenna includes a 2.4G antenna and a 5G antenna, and the test location includes a second test location; and the projection of the second test position on the connecting line of the 2.4G antenna and the 5G antenna is positioned at the midpoint of the connecting line of the 2.4G antenna and the 5G antenna.
To achieve the above object, the present application also provides an electronic device including a memory, a processor, and a computer program stored on the memory and executable on the processor, which when executed by the processor, implements the steps of the WIFI testing method as described above.
To achieve the above object, the present application also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the WIFI testing method as described above.
According to the WIFI testing method, the device, the electronic equipment and the readable storage medium, if a testing instruction is triggered, a plurality of testing positions are determined, wherein the relative positions between different testing positions and the testing antenna are different; controlling target equipment corresponding to the test instruction to perform WiFi test operation at each test position respectively; and obtaining a test result of the WiFi test operation, and generating calibration parameters according to the test result. Through carrying out wiFi test operation to the target equipment on the different relative position with test antenna for can detect the performance under the different scenes of target equipment, and then generate calibration parameter based on actual test result, make can correct the deviation of target equipment wiFi function, guarantee the target equipment wiFi function's in practical application accuracy.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.
In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a flow chart of a first embodiment of a WIFI testing method according to the present application;
fig. 2 is a block diagram of a WIFI testing apparatus according to the present application;
fig. 3 is a schematic structural diagram of a WIFI testing apparatus according to the present application;
fig. 4 is a schematic block diagram of an electronic device according to the present application.
Reference numerals illustrate:
reference numerals Name of the name Reference numerals Name of the name
100 Control module 400 Carrier tool
200 WiFi analyzer 511 Z-axis track
300 Test antenna 512 Height scale
310 2.4G antenna 513 X-axis track
320 5G antenna 520 Antenna support
S1 First test position 531 2.4G antenna graduated scale
S2 Second test position 532 5G antenna scale
H1 First distance 600 Electromagnetic pneumatic valve
H2 Second distance
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application. In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
The application provides a WIFI testing method, referring to fig. 1, fig. 1 is a flow chart diagram of a first embodiment of the WIFI testing method of the application, and the method comprises the following steps:
step S10, if a test instruction is triggered, determining a plurality of test positions, wherein the different test positions are different from the relative positions of the test antenna 300;
the test instruction is used for indicating the execution of the test operation; the test instructions may be triggered manually by a tester or by detecting the location of the target device and automatically when the target device reaches a specified location.
The test position refers to the position of the target device when the WiFi test operation is performed. The relative positions between the test position and the test antenna 300 include a straight line distance, a vertical distance, an angle, and the like; it will be appreciated that at different test locations, the signal transfer state between the target device and the test antenna 300 is different, such as when the distance between the target device and the test antenna 300 is greater, the path loss of the signal is higher. The determination of the specific test location may be selected based on actual needs.
Step S20, controlling target equipment corresponding to the test instruction to perform WiFi test operation at each test position respectively;
according to the embodiment, wiFi test operation is performed at a plurality of test positions respectively, so that different application scenes can be simulated, wiFi functions of target equipment in different application scenes are detected, and WiFi test operation of the target equipment is more comprehensive.
The target device is a device with a WiFi function, including but not limited to a smart phone and a wearable device, and in this embodiment and the subsequent embodiments, the target device is illustrated by taking the smart watch as an example, and other types of target devices may be implemented by analogy and will not be described again.
The specific WiFi test operation items may be set based on the test requirement, all the subroutines corresponding to the executable test items may be stored in advance, and before the test is performed on the target device, the staff may select the item to be tested, so as to generate the preset test program based on the subroutine corresponding to the selected test item, so as to implement the WiFi test operation.
It should be noted that the WiFi test operations corresponding to different test positions may be the same or different.
Step S30, a test result of the WiFi test operation is obtained, and calibration parameters are generated according to the test result.
The test result can reflect the test condition of the target equipment; when the test results indicate that there is a deviation of the WiFi function of the target device from the desire, calibration parameters may be determined based on the deviation to enable the target device to calibrate the WiFi function to be consistent with the desire based on the calibration parameters.
Specifically, when determining the calibration parameters, the calibration parameters may be determined based on the relative positional relationship between the target device and the test antenna 300, and the related signals detected in the WiFi test operation are compared with the preset standard signals, and then the calibration parameters are stored in the WiFi chip memory of the target device, so that the target device invokes the calibration parameters to implement calibration when using the WiFi function.
Meanwhile, a tester can process the target equipment according to the test result, if the WiFi antenna in the intelligent watch is not tightly pressed with the terminal of the main control board of the intelligent watch, the intelligent watch cannot receive the WiFi signal and cannot emit the WiFi signal; when the test result is that the target equipment cannot receive or transmit the WiFi signal, the connection state of the WiFi antenna and the terminal of the main control board of the intelligent watch can be checked.
The application also provides a WIFI testing device applied to the WIFI testing method, referring to fig. 2, the WIFI testing device comprises a control module 100, a WiFi analyzer 200, a testing antenna 300 and a carrier 400, wherein the control module 100 is respectively connected with the WiFi analyzer 200 and the carrier 400, the WiFi analyzer 200 is connected with the testing antenna 300, and the carrier 400 is connected with target equipment; wherein:
the control module 100 is configured to determine a plurality of test positions when a test instruction is triggered;
the control module 100 is further configured to control the motion of the carrier 400, so that the carrier 400 carries the target device corresponding to the test instruction to move to each test position;
the control module 100 is further configured to communicate with the target device through a carrier 400, and communicate with the test antenna 300 through the WiFi analyzer 200 for performing a WiFi test operation;
the control module 100 is further configured to obtain a test result of the WiFi test operation, and determine whether the target device is qualified according to the test result.
The control module 100 is used as a control center of the WiFi test device, and is used for controlling and detecting the working states of the modules and communicating with the modules.
Specifically, the specific connection manner between different modules may be selected based on actual needs, for example, the control module 100 is connected to the WiFi analyzer 200 through TCP/IP ethernet communication, and the control module 100 is connected to the carrier 400 through USB communication.
The carrier 400 is electrically connected with the target device, the carrier 400 provides power for the target device and establishes communication connection, after the target device is placed on the carrier 400, the carrier 400 reads the WiFi chip hardware version information of the target device, the driving software version information, the equipment information such as the equipment SN and the like, and sends the equipment information to the control module 100; the control module 100 determines a corresponding WiFi test operation according to the device information.
According to the embodiment, the WiFi test operation is performed on the target equipment at the relative position different from that of the test antenna 300, so that the performance of the target equipment in different scenes can be detected, and further, the calibration parameters are generated based on the actual test result, so that the deviation of the WiFi function of the target equipment can be corrected, and the accuracy of the WiFi function of the target equipment in the actual application is ensured.
In a second embodiment of the WIFI testing method according to the first embodiment of the present application, referring to fig. 3, the WIFI testing device further includes a Z-axis track 511 and an X-axis track 513, the X-axis track 513 is disposed on a horizontal plane, the X-axis track 513 and the Z-axis track 511 are located on the same vertical plane, the Z-axis track 511 is perpendicular to the X-axis track 513, the test antenna 300 is movably disposed on the Z-axis track 511, and the carrier 400 is movably disposed on the X-axis track 513.
The antenna module passes through the buckle to be installed on antenna boom 520, and antenna boom 520 passes through the fastening screw to be installed on Z axle track 511, can adjust the distance of test antenna 300 and carrier 400 in the vertical direction through adjusting the fastening screw, is provided with height scale 512 on the Z axle track 511 simultaneously for indicate the distance of antenna and carrier 400 in the vertical direction.
The test antenna 300 includes a 2.4G antenna 310 and a 5G antenna 320, and the test location includes a second test location S2; the projection of the second test position S2 on the connection line of the 2.4G antenna 310 and the 5G antenna 320 is located at the midpoint of the connection line of the 2.4G antenna 310 and the 5G antenna 320.
The 2.4G antenna 310 is provided with a 2.4G antenna graduated scale 531, and the accurate distance of the 2.4G antenna 310 in the Y-axis direction can be adjusted by adjusting a knob on the 2.4G antenna graduated scale 531; the 5G antenna 320 is provided with a 5G antenna scale 532, and the accurate distance of the 5G antenna 320 in the Y-axis direction can be adjusted by adjusting a knob on the 5G antenna scale 532.
The 2.4G antenna 310 is connected to the WiFi analyzer 200 through a 2.4G antenna 310 coaxial cable, and the 5G antenna 320 is connected to the WiFi analyzer 200 through a 5G antenna 320 coaxial cable.
The X-axis track 513 is provided with an electromagnetic pneumatic valve 600 connected with the carrier 400, the electromagnetic pneumatic valve 600 is electrically connected with the control module 100, the electromagnetic pneumatic valve 600 is connected with a horizontal support piece of the carrier 400, the control module 100 controls the electromagnetic pneumatic valve 600 to move in the X-axis direction, an X-axis horizontal graduated scale is arranged on the X-axis, and the X-axis horizontal graduated scale indicates the position of the carrier 400 in the X-axis direction.
In this embodiment, the axial distance between the carrier 400 and the 2.4G antenna 310, the 5G antenna 320 can be precisely adjusted and indicated at X, Y, Z.
The test positions include a first test position S1 and a second test position S2, and the step S10 includes the steps of:
step S11, obtaining a first distance H1 between the first test position S1 and the test antenna 300, where the first test position S1 is aligned with the test antenna 300 at the center of projection of the horizontal plane, and the first distance H1 is a first multiple of the wavelength of the WiFi signal;
step S12, obtaining a second distance H2 corresponding to the second test position S2, where the second distance H2 is a second multiple of a wavelength of the WiFi signal, and the first multiple is different from the second multiple;
step S13, determining the second test position S2 according to the direct distance and the first distance H1.
Specific values of the first distance H1 and the second distance H2 can be set based on actual needs, and based on general test requirements, the first distance H1 can be set to be 3λ -5λ, wherein λ is the wavelength of the WiFi signal.
Because the first distance H1 is the distance between the first test position S1 and the test antenna 300, and the second test position S2 is located directly below the test antenna 300, the first distance H1 is the shortest distance between the test position and the test antenna 300, and meanwhile, the straight line indicated by the first distance H1 is perpendicular to the horizontal plane, and after the straight line indicated by the second distance H2 and the straight line indicated by the first distance H1 and the horizontal plane are determined based on the second distance H2 of a second multiple form a right triangle, at this time, the distance between the second test position S2 and the first test position S1 can be determined by the pythagorean theorem, so that the determination of the first test position S1 and the second test position S2 is realized; in addition, the angle of the second test position S2 with respect to the test antenna 300 may be further calculated.
Further, the WiFi test operation includes the steps of:
step S21, transmitting a first test signal to the target device, so that the target device transmits a first radio frequency signal corresponding to the first test signal to the WiFi analyzer 200;
step S22, acquiring a first detection signal acquired by the WiFi analyzer 200 based on the first radio frequency signal, and testing the transmission performance of the target device according to the first detection signal;
the test object of the WiFi function mainly comprises the sending performance and the receiving performance of signals; when testing the transmission performance, the target device is required to actively send out a signal, namely a first radio frequency signal, and detect the first radio frequency signal.
It will be appreciated that there are a variety of types of performance parameters related to transmission performance, and that testing is also required based on different WiFi protocols, and therefore, the first test signal may include a plurality of sub-signals, or be indicative of a plurality of sub-signals; if the first test signal includes a plurality of sub-signals, the control module 100 sequentially transmits different sub-signals, so that the target device sequentially transmits corresponding first radio frequency signals; and if the first test signal indicates a plurality of sub-signals, the control module 100 sends the first test signal to the target device, and the target device sends the first radio frequency signals corresponding to the sub-signals in sequence according to the first test signal. The second test signal is the same as the second test signal, and will not be described again.
Specifically, different signal debugging modes can be set for the first radio frequency signal based on the channel transmitting power, the transmitting frequency and the corresponding WiFi protocol; the non-signaling list can be set based on different parameter changes, such as radio frequency signals corresponding to different settings based on parameters of transmission power, carrier center frequency offset, broadband and the like, so that the first radio frequency signals corresponding to the sub-signals of different first test signals are transmitted in different signal debugging modes, and a WiFi protocol is 802.11a/b/g/n/ac/ax.
The control module 100 controls the target device to enter a non-signaling mode, the target device sends a first radio frequency signal according to a non-signaling list based on a first test signal, and the WiFi analysis receives two paths of first detection signals corresponding to the first radio frequency signal through the 2.4G antenna 310 and the 5G antenna 320; the WiFi analyzer 200 is internally provided with a WiFi baseband chip and a signal adjusting circuit, and the first detection signal is provided with a transmission power measurement parameter, a frequency measurement parameter and a modulation quality test parameter which correspond to the first detection signal under the fixed broadband of 20MHz, 40MHz, 80MHz and 160 MHz; wherein the transmit power measurement parameters include transmit power, transmit spectrum mask; the frequency measurement parameters include a transmit center frequency error, an OFDM symbol clock frequency error; the modulation quality test parameters include an error vector error magnitude EVM, I-Q constellation.
The WiFi analyzer 200 synchronizes the above test parameters to the control module 100, where the control module 100 obtains whether the transmission performance of the target device is not qualified when the related parameters of the first radio frequency signal synchronized by the target device and the WiFi analyzer 200 and the test parameters detected by the WiFi analyzer 200 are in a fixed broadband of each frequency point of 2.4G and 5G, and if the attenuation value of the transmission spectrum at the center frequency offset, the maximum deviation of the center frequency exceeds a preset deviation value, such as ±20ppm specified by the international standard, or a lower deviation value required by the enterprise, and if the preset deviation value is not exceeded, the transmission performance of the target device is qualified.
The WiFi test device may further include a display module, where the display module is configured to display related information of the test operation, for example, the control module 100 sends the vertical distance, the angle, the linear distance, the test result, the current test procedure, etc. corresponding to the test position to the display module for display.
It should be noted that, although the receiving performance and the transmitting performance of the WiFi analyzer 200 itself should be standard as a device for performing the test operation on the target device, in practical application, the receiving performance and the transmitting performance of the WiFi analyzer 200 deviate due to the production precision of the WiFi analyzer 200 or due to an error generated by operation, etc., so before performing the WiFi test operation on the target device, the calibrated WiFi signal power, the signal frequency, the signal vector error EVM output and received by the WiFi analyzer 200 may be calibrated by the calibrated WiFi vector signal analyzer, and calibration compensation values such as path loss may be written into the WiFi analyzer 200 or the control module 100, so as to ensure the receiving performance and the transmitting performance precision of the WiFi analyzer 200.
Step S23, transmitting a second test signal to the WiFi analyzer 200, so that the WiFi analyzer 200 transmits a second radio frequency signal corresponding to the second test signal to the target device through the test antenna 300;
step S24, obtaining a second detection signal acquired by the target device based on the second radio frequency signal, and testing the signal sensitivity of the target device according to the second detection signal.
When the receiving performance is tested, a signal, namely a second radio frequency signal, needs to be given to the target equipment, and a second detection signal obtained after the target equipment receives the second radio frequency signal is detected.
The second radio frequency signal comprises a plurality of first sub-signals with the same transmitting power and different frequency offsets and a plurality of second sub-signals with the same frequency offsets and different transmitting powers.
Specifically, different signal debugging modes can be set for the second radio frequency signal based on the channel transmitting power, the transmitting frequency and the corresponding WiFi protocol; the non-signaling list can be set based on different parameter changes, such as radio frequency signals corresponding to different settings based on parameters of transmission power, carrier center frequency offset, broadband and the like, so that second radio frequency signals corresponding to sub-signals of different second test signals can be transmitted in different signal debugging modes, and a WiFi protocol is 802.11a/b/g/n/ac/ax.
The control module 100 controls the target device to enter a non-signaling mode, and controls the WiFi analyzer 200 to output 2.412GHz, 2.442GHz and 2.472GHz frequency points of 2.4G and 5.180GHz, 5.260GHz and 5.320GHz frequency points of 5G according to a non-signaling list through the 2.4G antenna 310 and the 5G antenna 320; the target device receives the second radio frequency signal of the WiFi analyzer 200, a WiFi antenna in the target device receives the second detection signal based on the second radio frequency signal, IQ demodulation is carried out on the second detection signal, and as the phase difference of the I, Q signal is 90 degrees, the orthogonality of the I, Q two paths of signals can be used for completing power estimation; specifically:
I(t)=A(t)×cos(ω(t)+r(t))
wherein, I (t) and Q (t) represent WiFi time domain signals, A (t) represents WiFi baseband signal time domain amplitude functions, omega (t) represents angular frequency of baseband signals, r (t) represents phase of baseband, and power estimation of signals can be reflected by calculating power values of each point of discrete time domain signals, namely square sum of I-path signals and Q-path signals.
The target device sends important performance parameters such as the receiving sensitivity, the error vector amplitude EVM, the center frequency, the working channel, the power and the like of the second radio frequency signals with different frequency points and different powers corresponding to the second detection signal to the control module 100, and the control module 100 calculates the working channel, the transmitting power, the transmitting frequency spectrum, the transmitting center frequency, the error vector amplitude EVM and the receiver sensitivity of the target device according to the relative position relationship between the target device and the test antenna 300 and the second radio frequency signals. In calculating the reception sensitivity, the step S24 includes the steps of:
step S241, obtaining sensitivity standard parameters corresponding to the second test signals;
step S242, determining a WiFi failure value according to the sensitivity standard parameter and the second detection signal;
step S243, determining the signal sensitivity of the target device according to the WiFi failure value.
The sensitivity standard parameter is used for indicating the characteristics of a second detection signal obtained by the target equipment based on a second radio frequency signal under the condition that the receiving performance of the target equipment is perfect; and comparing the sensitivity standard parameter with the second detection signal to determine the WiFi failure value, thereby realizing the assessment of the signal sensitivity.
The WiFi function of the target equipment can be accurately tested.
It should be noted that, for simplicity of description, the foregoing method embodiments are all described as a series of acts, but it should be understood by those skilled in the art that the present application is not limited by the order of acts described, as some steps may be performed in other orders or concurrently in accordance with the present application. Further, those skilled in the art will also appreciate that the embodiments described in the specification are all preferred embodiments, and that the acts and modules referred to are not necessarily required for the present application.
From the description of the above embodiments, it will be clear to a person skilled in the art that the method according to the above embodiments may be implemented by means of software plus the necessary general hardware platform, but of course also by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) comprising instructions for causing a terminal device (which may be a mobile phone, a computer, a server, or a network device, etc.) to perform the method according to the embodiments of the present application.
Referring to fig. 4, the electronic device may include components such as a communication module 10, a memory 20, and a processor 30 in a hardware configuration. In the electronic device, the processor 30 is connected to the memory 20 and the communication module 10, and the memory 20 stores a computer program, and the computer program is executed by the processor 30 at the same time, where the computer program implements the steps of the method embodiments described above when executed.
The communication module 10 is connectable to an external communication device via a network. The communication module 10 may receive a request sent by an external communication device, and may also send a request, an instruction, and information to the external communication device, where the external communication device may be other electronic devices, a server, or an internet of things device, such as a television, and so on.
The memory 20 is used for storing software programs and various data. The memory 20 may mainly include a memory program area and a memory data area, wherein the memory program area may store an operating system, an application program required for at least one function (such as determining a plurality of test locations), and the like; the storage data area may include a database, may store data or information created according to the use of the system, and the like. In addition, the memory 20 may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
The processor 30, which is a control center of the electronic device, connects various parts of the entire electronic device using various interfaces and lines, performs various functions of the electronic device and processes data by running or executing software programs and/or modules stored in the memory 20, and calling data stored in the memory 20, thereby performing overall monitoring of the electronic device. Processor 30 may include one or more processing units; alternatively, the processor 30 may integrate an application processor that primarily handles operating systems, user interfaces, applications, etc., with a modem processor that primarily handles wireless communications. It will be appreciated that the modem processor described above may not be integrated into the processor 30.
Although not shown in fig. 4, the electronic device may further include a circuit control module, where the circuit control module is used to connect to a power source to ensure normal operation of other components. Those skilled in the art will appreciate that the electronic device structure shown in fig. 4 is not limiting of the electronic device and may include more or fewer components than shown, or may combine certain components, or may be arranged in different components.
The present application also proposes a computer-readable storage medium on which a computer program is stored. The computer readable storage medium may be the Memory 20 in the electronic device of fig. 4, or may be at least one of ROM (Read-Only Memory)/RAM (Random Access Memory ), magnetic disk, or optical disk, and the computer readable storage medium includes several instructions for causing a terminal device (which may be a television, an automobile, a mobile phone, a computer, a server, a terminal, or a network device) having a processor to perform the method according to the embodiments of the present application.
In the present application, the terms "first", "second", "third", "fourth", "fifth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and the specific meaning of the above terms in the present application will be understood by those of ordinary skill in the art depending on the specific circumstances.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Although embodiments of the present application have been shown and described above, the scope of the present application is not limited thereto, and it should be understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications and substitutions of the above embodiments may be made by those skilled in the art within the scope of the present application, and are intended to be included in the scope of the present application. Therefore, the protection scope of the application is subject to the protection scope of the claims.

Claims (10)

1. A WiFi testing method, wherein the WiFi testing method includes:
if the test instruction is triggered, determining a plurality of test positions, wherein the relative positions between different test positions and the test antenna are different;
controlling target equipment corresponding to the test instruction to perform WiFi test operation at each test position respectively;
and obtaining a test result of the WiFi test operation, and generating calibration parameters according to the test result.
2. The WiFi testing method of claim 1, wherein the test locations comprise a first test location and a second test location, the step of determining a plurality of test locations comprising:
acquiring a first distance between the first test position and the test antenna, wherein the first test position is aligned with the projection center of the test antenna on a horizontal plane, and the first distance is a first multiple of the wavelength of the WiFi signal;
acquiring a second distance corresponding to the second test position, wherein the second distance is a second multiple of the wavelength of the WiFi signal, and the first multiple is different from the second multiple;
and determining the second test position according to the direct distance and the first distance.
3. The WiFi testing method of claim 1, wherein the WiFi testing operation comprises:
transmitting a first test signal to the target device, so that the target device transmits a first radio frequency signal corresponding to the first test signal to a WiFi analyzer;
acquiring a first detection signal acquired by the WiFi analyzer based on the first radio frequency signal, and testing the transmission performance of the target equipment according to the first detection signal;
transmitting a second test signal to the WiFi analyzer, so that the WiFi analyzer transmits a second radio frequency signal corresponding to the second test signal to the target equipment through the test antenna;
and acquiring a second detection signal acquired by the target equipment based on the second radio frequency signal, and testing the signal sensitivity of the target equipment according to the second detection signal.
4. The WiFi testing method of claim 3, wherein the second radio frequency signal includes a plurality of first sub-signals having the same transmit power and different frequency offsets, and a plurality of second sub-signals having the same frequency offset and different transmit powers.
5. The WiFi testing method according to claim 3, wherein the step of testing the signal sensitivity of the target device according to the second detection signal includes:
acquiring sensitivity standard parameters corresponding to the second test signals;
determining a WiFi failure value according to the sensitivity standard parameter and the second detection signal;
and determining the signal sensitivity of the target equipment according to the WiFi failure value.
6. The WiFi test device is characterized by comprising a control module, a WiFi analyzer, a test antenna and a carrier, wherein the control module is respectively connected with the WiFi analyzer and the carrier, the WiFi analyzer is connected with the test antenna, and the carrier is connected with target equipment; wherein:
the control module is used for determining a plurality of test positions when the test instruction is triggered;
the control module is further used for controlling the motion of the carrier so that the carrier carries the target equipment corresponding to the test instruction to move to each test position;
the control module is also used for communicating with the target equipment through an overload tool and communicating with the test antenna through the WiFi analyzer so as to perform WiFi test operation;
the control module is further configured to obtain a test result of the WiFi test operation, and determine whether the target device is qualified according to the test result.
7. The WiFi testing device of claim 6, further comprising a Z-axis track and an X-axis track, wherein the X-axis track is disposed on a horizontal plane, wherein the X-axis track is disposed on a same vertical plane as the Z-axis track, wherein the Z-axis track is perpendicular to the X-axis track, wherein the test antenna is movably disposed on the Z-axis track, and wherein the carrier is movably disposed on the X-axis track.
8. The WiFi testing device of claim 6, wherein said test antenna comprises a 2.4G antenna and a 5G antenna, said test location comprising a second test location; and the projection of the second test position on the connecting line of the 2.4G antenna and the 5G antenna is positioned at the midpoint of the connecting line of the 2.4G antenna and the 5G antenna.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, which when executed by the processor, implements the steps of the WIFI testing method according to any of claims 1 to 7.
10. A computer readable storage medium, characterized in that it has stored thereon a computer program which, when executed by a processor, implements the steps of the WIFI testing method according to any of claims 1 to 7.
CN202310808978.XA 2023-07-03 2023-07-03 WIFI test method and device, electronic equipment and readable storage medium Pending CN116828523A (en)

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US8938201B2 (en) * 2010-04-16 2015-01-20 Spirent Communications, Inc. WiFi positioning bench test method and instrument
TWI630839B (en) * 2017-03-13 2018-07-21 宇智網通股份有限公司 Auto configuration method of wireless access points and device thereof
CN115665792B (en) * 2022-12-22 2023-04-07 灿芯技术(深圳)有限公司 Novel WiFi multi-user wireless communication technology performance test method and device
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