CN114785432B - Electronic product testing method and system - Google Patents
Electronic product testing method and system Download PDFInfo
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- CN114785432B CN114785432B CN202210683321.0A CN202210683321A CN114785432B CN 114785432 B CN114785432 B CN 114785432B CN 202210683321 A CN202210683321 A CN 202210683321A CN 114785432 B CN114785432 B CN 114785432B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/001—Measuring interference from external sources to, or emission from, the device under test, e.g. EMC, EMI, EMP or ESD testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0823—Errors, e.g. transmission errors
- H04L43/0829—Packet loss
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0876—Network utilisation, e.g. volume of load or congestion level
- H04L43/0894—Packet rate
Abstract
The invention discloses a method and a system for testing an electronic product. The electronic product testing method comprises the following steps: the method comprises the steps that a collecting device collects environmental interference signals of at least one application scene of an electronic product to be tested; after the electronic product to be tested is placed on a carrying platform of a testing chamber and enters a normal working state, the controller controls the acquisition equipment to transmit environmental interference signals to the electronic product to be tested from different directions and controls the monitoring equipment to acquire state parameters of the electronic product to be tested; the monitoring equipment is an electronic product outside the testing chamber; and the controller determines the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process. The invention achieves the effect of analyzing the anti-interference performance of the electronic product in the actual application scene and improves the accuracy of the test.
Description
Technical Field
The embodiment of the invention relates to the technical field of testing, in particular to a method and a system for testing an electronic product.
Background
With the continuous evolution of the electromagnetic reliability theory research and the technical application, the functions of electronic products are more and more abundant, the integration level is higher and higher, and the use scenes are more and more complex. The international demand for electromagnetic compatibility of products is increasing, and many countries and regions in the world have enforced certification regulations. In order to make the product enter the market smoothly, the electromagnetic compatibility of the electronic product must be researched and controlled in the product development stage.
The electromagnetic compatibility characteristic analysis method for electronic products is generally to place the products in a standard darkroom or a shielding environment, use a standard interference source to perform performance test on the electronic products so as to evaluate the anti-interference capability of the electronic products, and cannot analyze the anti-interference capability of the electronic products in actual application scenes.
Disclosure of Invention
The invention provides a method and a system for testing an electronic product, which are used for analyzing the anti-interference performance of the electronic product in an actual application scene.
In a first aspect, an embodiment of the present invention provides an electronic product testing method, where the electronic product testing method includes:
the method comprises the steps that a collecting device collects environmental interference signals of at least one application scene of an electronic product to be tested;
after the electronic product to be tested is placed on a loading platform of a testing chamber and enters a normal working state, the controller controls the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions and controls the monitoring equipment to acquire state parameters of the electronic product to be tested; the monitoring equipment is an electronic product outside the testing chamber;
and the controller determines the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process.
Optionally, the controlling, by the controller, the monitoring device to acquire the state parameters of the electronic product to be tested includes:
the controller controls the auxiliary equipment to communicate with the electronic product to be tested and controls the monitoring equipment to acquire communication parameters of the electronic product to be tested;
and/or the controller controls the monitoring equipment to acquire the display parameters or the voltage parameters of the electronic product to be tested.
Optionally, the controlling, by the controller, the acquisition device to transmit the environmental interference signal to the electronic product to be tested from different directions includes:
the controller selects the environmental interference signal;
the controller sets a step value of the direction;
the controller controls the direction of the carrier to change according to the stepping value so as to control the direction change of the electronic product to be tested relative to the acquisition equipment;
the controller controls the acquisition equipment to transmit the selected environmental interference signal to the electronic product to be tested.
Optionally, after the controller determines the anti-interference performance of the electronic product to be tested according to the state parameter of the electronic product to be tested in the monitoring process, the method further includes:
the controller records the anti-interference performance of the electronic product to be tested corresponding to the electronic product to be tested in different directions under each environment interference signal.
Optionally, the acquiring device acquiring the environmental interference signal of at least one application scenario of the electronic product to be tested includes:
the acquisition equipment acquires an environmental interference signal of at least one application scene of the electronic product to be tested and sends the environmental interference signal to the storage equipment;
the controller controls the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions, and the method comprises the following steps:
the controller controls the storage device to transmit the environmental interference signals to the electronic product to be tested from different directions through the acquisition device.
Optionally, the determining, by the controller according to the state parameter of the electronic product to be tested in the monitoring process, the anti-interference performance of the electronic product to be tested includes:
the controller determines the anti-interference performance of the electronic product to be tested according to the communication parameters of the electronic product to be tested in the monitoring process;
and/or the controller determines the anti-interference performance of the electronic product to be tested according to the voltage parameter or the display parameter of the electronic product to be tested in the monitoring process.
Optionally, the determining, by the controller according to the communication parameter of the electronic product to be tested in the monitoring process, the anti-interference performance of the electronic product to be tested includes:
the controller controls the monitoring equipment to obtain the signal transmission rate in the communication process of the electronic product to be tested;
the controller controls the monitoring equipment to obtain the packet loss rate of the electronic product to be tested after communication;
and the controller determines the anti-interference performance of the electronic product to be tested according to the signal transmission rate and the packet loss rate.
In a second aspect, an embodiment of the present invention further provides an electronic product testing system, where the electronic product testing system includes: the system comprises acquisition equipment, a test chamber, a loading platform, monitoring equipment, an electronic product to be tested and a controller;
the electronic product to be tested is positioned on the carrying platform, the carrying platform is positioned in the test chamber, and the auxiliary equipment is an electronic product outside the test chamber;
the acquisition equipment is used for acquiring environmental interference signals of at least one application scene of the electronic product to be tested;
the controller is connected with the acquisition equipment, the controller is connected with the monitoring equipment, the controller is connected with the electronic product to be tested, and the controller is used for controlling the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions and controlling the monitoring equipment to acquire the state parameters of the electronic product to be tested after the electronic product to be tested enters a normal working state;
the controller is also used for determining the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process.
Optionally, the electronic product testing system further comprises a power amplifier;
the acquisition equipment is connected with the power amplifier and used for transmitting the environmental interference signals to the electronic product to be tested from different directions through the power amplifier.
Optionally, the test chamber comprises a microwave absorbing dark chamber, a shielded chamber, or a reverberation chamber.
According to the invention, the acquisition equipment is used for acquiring the environmental interference signals of at least one application scene of the electronic product to be tested, after the electronic product to be tested is placed on the carrying platform of the test room and enters a normal working state, the controller controls the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions, so that the working condition of the electronic product to be tested in the actual application scene is simulated, the electronic product to be tested is subjected to multi-dimensional and multi-directional anti-interference test, when the electronic product to be tested works, the controller can acquire the state parameters of the electronic product to be tested through the monitoring equipment, such as the signal transmission rate and the packet loss rate of the electronic product to be tested, and also can acquire the display parameters or voltage parameters of the electronic product to be tested, and the controller can analyze the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested, so that the anti-interference performance of the electronic product to be tested in the actual application scene is determined. The acquisition equipment is used for acquiring environmental interference signals of various application scenes, so that the anti-interference performance of the electronic product to be tested in different application scenes can be tested conveniently, the anti-interference performance of the electronic product to be tested in different application scenes can be restored truly, and the test accuracy can be improved. The invention solves the problem that the anti-interference performance of the electronic product in the actual application scene cannot be analyzed by using a standard interference source to test the electronic product, achieves the effect of analyzing the anti-interference performance of the electronic product in the actual application scene, and improves the accuracy of the test.
Drawings
FIG. 1 is a flow chart of a method for testing an electronic product according to an embodiment of the present invention;
FIG. 2 is a flow chart of another method for testing an electronic product according to an embodiment of the present invention;
FIG. 3 is a flow chart of another method for testing electronic products according to an embodiment of the present invention;
FIG. 4 is a flow chart of another method for testing electronic products according to an embodiment of the present invention;
FIG. 5 is a flowchart of a method included in S430 of FIG. 4 according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of an electronic product testing system according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of another electronic product testing system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Fig. 1 is a flowchart of an electronic product testing method according to an embodiment of the present invention, and referring to fig. 1, the electronic product testing method includes:
s110, collecting environmental interference signals of at least one application scene of the electronic product to be tested by the collecting equipment.
Specifically, the electronic products to be tested include, for example, electronic products such as a mobile phone and a bluetooth headset, the electronic products include, for example, products capable of performing wireless communication, products capable of performing wired communication, and products capable of performing state change monitoring by using a monitoring device, the acquisition device acquires an environmental interference signal of an application scene in an application scene of the electronic products to be tested, and can acquire environmental interference signals of multiple application scenes, so that the anti-interference performance of the electronic products to be tested in different application scenes can be conveniently tested, the anti-interference performance of the electronic products to be tested in different application scenes can be truly restored, and the accuracy of the test can be favorably improved. The application scenarios include, for example, stations, airports, roads, and the like. And the acquisition equipment has a playback function and can play back the acquired environmental interference signals.
S120, after the electronic product to be tested is placed on a loading platform of the testing chamber and enters a normal working state, the controller controls the acquisition equipment to transmit environmental interference signals to the electronic product to be tested from different directions and controls the monitoring equipment to acquire state parameters of the electronic product to be tested; the monitoring equipment is an electronic product outside the testing chamber.
Specifically, an electronic product to be tested is placed on a loading platform of a testing chamber, an antenna of a collecting device is placed in the testing chamber, the antenna of the collecting device is over against the center of the loading platform, and the electronic product to be tested is started, so that the electronic product to be tested enters a normal working state, for example, a display picture or communication with auxiliary equipment is carried out. The test chamber is a clean environment, such as a wave-absorbing darkroom, a shielding room or a reverberation room, so that the electronic product to be tested is not interfered by other signals when in work, and the test of the electronic product to be tested is facilitated. The monitoring equipment is an electronic product outside the testing chamber, and when the electronic product to be tested works, the monitoring equipment can monitor the electronic product to be tested in real time and acquire the state parameters of the electronic product to be tested.
Moreover, the controller controls the acquisition equipment to emit environmental interference signals to the electronic product to be tested from different directions, so that multidimensional and multidirectional anti-interference tests can be performed on the electronic product to be tested, and the anti-interference performance of the electronic product to be tested can be conveniently analyzed.
Optionally, the acquisition device may transmit the environmental interference signal to the electronic product to be tested through the power amplifier, and may adjust the power of the environmental interference signal through the power amplifier, so as to restore the environmental interference signal in the real application scene, and may also analyze the anti-interference performance of the electronic product to be tested under the environmental interference signals with different powers.
S130, the controller determines the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process.
Specifically, in the working process of the electronic product to be tested, the monitoring device may obtain state parameters of the electronic product to be tested, and send the state parameters to the controller, the controller may obtain the state parameters of the electronic product to be tested, the state parameters may include communication parameters, display parameters, or voltage parameters, such as a signal transmission rate and a packet loss rate of the electronic product to be tested, and may further include throughput, an error rate, a signal-to-noise ratio, and the like, and the controller may analyze the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested, thereby determining the anti-interference performance of the electronic product to be tested in an actual application scene. For example, display parameters of the electronic product to be tested are obtained, the controller can judge whether the electronic product to be tested has a display screen flashing or a screen splash according to the display parameters, and then the anti-interference performance of the electronic product to be tested can be judged according to the display parameters; the voltage information of the electronic product to be tested can be obtained, for example, the controller collects the voltage waveform of the electronic product to be tested through the oscilloscope, and the controller can judge the anti-interference performance of the electronic product to be tested according to whether the voltage is suddenly changed or the degree of sudden change of the voltage, so that the anti-interference performance of the electronic product to be tested in the actual application scene is determined.
It should be noted that the status parameter may also include other parameters, which are not limited herein.
According to the technical scheme, the acquisition equipment is used for acquiring the environmental interference signals of at least one application scene of the electronic product to be tested, the controller is used for controlling the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions after the electronic product to be tested is placed on a carrying platform of a test room and enters a normal working state, so that the working condition of the electronic product to be tested in the actual application scene is simulated, the electronic product to be tested is subjected to multi-dimensional and multi-directional anti-interference test, when the electronic product to be tested works, the controller can acquire the state parameters of the electronic product to be tested through the monitoring equipment, such as the signal transmission rate and the packet loss rate of the electronic product to be tested, and also can acquire the display parameters or voltage parameters of the electronic product to be tested, and can analyze the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested, so that the anti-interference performance of the electronic product to be tested in the actual application scene is determined. The acquisition equipment is used for acquiring the environmental interference signals of various application scenes, so that the anti-interference performance of the electronic product to be tested in different application scenes can be tested conveniently, the anti-interference performance of the electronic product to be tested in different application scenes can be restored truly, and the test accuracy can be improved. The technical scheme of the embodiment solves the problem that the anti-interference performance of the electronic product in an actual application scene cannot be analyzed when the electronic product is tested by using a standard interference source, achieves the effect of analyzing the anti-interference performance of the electronic product in the actual application scene, and improves the accuracy of the test.
On the basis of the above technical solution, the step S120 of controlling the monitoring device to acquire the state parameters of the electronic product to be tested by the controller includes:
step a1, the controller controls the auxiliary equipment to communicate with the electronic product to be tested, and controls the monitoring equipment to acquire communication parameters of the electronic product to be tested.
The auxiliary equipment is an electronic product outside the testing chamber, is also located in a clean environment, and avoids other interference signals when communicating with the electronic product to be tested, so that the detection accuracy can be improved.
Specifically, the controller can control the auxiliary equipment to communicate with the electronic product to be tested, and the controller can control the auxiliary equipment to send first preset information to the electronic product to be tested, so that the monitoring equipment can acquire communication parameters of the electronic product to be tested when receiving information, and the controller can conveniently analyze the anti-interference performance of the electronic product to be tested when receiving information. And the controller can control the auxiliary equipment to send the first preset information to the electronic product to be tested for multiple times, so that the repeatability test is carried out, multiple groups of communication parameters can be conveniently acquired, and the reliability of the test result is improved. The controller can also control the electronic product to be tested to send second preset information to the auxiliary equipment, so that the monitoring equipment can acquire the communication parameters of the electronic product to be tested when the information is sent, and the controller can conveniently analyze the anti-interference performance of the electronic product to be tested when the information is sent. Moreover, the controller can control the electronic product to be tested to send second preset information to the auxiliary equipment for multiple times, so that the repeatability test is carried out, multiple groups of communication parameters can be conveniently acquired, and the reliability of the test result is improved. Therefore, the controller can control the electronic product to be tested to send information and can also control the electronic product to be tested to receive information, and therefore the anti-interference performance of the electronic product to be tested under different communication conditions can be tested.
And/or step a2, the controller controls the monitoring equipment to acquire display parameters or voltage parameters of the electronic product to be tested.
Specifically, the controller can acquire display parameters of the electronic product to be tested through the monitoring equipment, and can judge whether the electronic product to be tested has a display screen flashing or a screen splash according to the display parameters, so that the anti-interference performance of the electronic product to be tested can be judged according to the display parameters; the controller can also obtain voltage information of the electronic product to be tested, for example, the controller collects voltage waveforms of the electronic product to be tested through monitoring equipment such as an oscilloscope and the like, and the controller can judge the anti-interference performance of the electronic product to be tested according to whether the voltage changes suddenly or the degree of the voltage changes suddenly, so that the anti-interference performance of the electronic product to be tested in an actual application scene is determined.
Fig. 2 is a flowchart of another electronic product testing method provided in an embodiment of the present invention, and optionally, referring to fig. 2, the electronic product testing method includes:
s210, collecting environmental interference signals of at least one application scene of the electronic product to be tested by the collecting equipment.
S220, after the electronic product to be tested is placed on a carrier of the testing chamber and enters a normal working state, the controller selects an environmental interference signal.
Specifically, the acquisition equipment can acquire various environmental interference signals, and after the electronic product to be tested enters a normal working state, the controller selects one environmental interference signal from all the environmental interference signals, so that the environmental interference signals transmitted by the acquisition equipment can be switched.
And S230, the controller sets a step value of the direction.
Specifically, the direction refers to a direction in which an antenna of the acquisition device is opposite to an electronic product to be tested, the step value of the direction refers to, for example, an angle between the antenna and the center of the electronic product to be tested, the step value of the direction may be, for example, 10 °, 20 °, 30 °, and a specific numerical value of the step value may be determined according to an actual situation, for example, according to the accuracy of the test, which is not limited herein.
And S240, the controller controls the direction change of the carrier according to the stepping value so as to control the direction change of the electronic product to be tested relative to the acquisition equipment.
Specifically, the controller controls the carrier to rotate according to the stepping value, the carrier can rotate in the horizontal direction or in the vertical direction, the horizontal direction is parallel to the plane direction of the carrier, and the vertical direction is perpendicular to the plane direction of the carrier, so that the direction of the carrier is changed, the carrier drives the electronic product to be tested to rotate, the direction of the electronic product to be tested relative to the acquisition equipment is controlled to change, environmental interference signals can be emitted from different directions, and multi-dimensional and multi-directional testing of the electronic product to be tested is achieved.
And S250, the controller controls the acquisition equipment to transmit the selected environmental interference signal to the electronic product to be tested.
Specifically, after the direction is determined, the controller controls the acquisition equipment to transmit the selected environmental interference signals to the electronic product to be tested until the acquisition equipment transmits the selected environmental interference signals to the electronic product to be tested along all directions, and then the controller selects the environmental interference signals again, so that the acquisition equipment transmits all the environmental interference signals to the electronic product to be tested along different directions.
And S260, the controller controls the monitoring equipment to acquire the state parameters of the electronic product to be tested.
S270, the controller determines the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process.
Fig. 3 is a flowchart of another electronic product testing method provided in an embodiment of the present invention, optionally, referring to fig. 3, the electronic product testing method includes:
s310, collecting environmental interference signals of at least one application scene of the electronic product to be tested by the collecting equipment.
Optionally, the step S310 of acquiring, by the acquisition device, an environmental interference signal of at least one application scenario of the electronic product to be tested includes:
the acquisition equipment acquires the environmental interference signal of at least one application scene of the electronic product to be tested and sends the environmental interference signal to the storage equipment.
Specifically, the collection device can send the collected environmental interference signal to the storage device, and the storage device can store the environmental interference signal, and during storage, the different environmental interference signals can be distinguished, and can be distinguished according to the number mode, and also can be distinguished according to other modes, and the storage device is not limited here.
S320, after the electronic product to be tested is placed on a carrying platform of the testing chamber and enters a normal working state, the controller controls the acquisition equipment to transmit environmental interference signals to the electronic product to be tested from different directions and controls the monitoring equipment to acquire state parameters of the electronic product to be tested; the monitoring equipment is an electronic product outside the testing chamber.
Optionally, the controlling, by the controller, the acquisition device to transmit the environmental interference signals to the electronic product to be tested from different directions includes:
the controller controls the storage device to transmit the environmental interference signals to the electronic product to be tested from different directions through the acquisition device.
Specifically, a plurality of environmental interference signals are stored in the storage device, and when the electronic product to be tested works normally, the controller can control the storage device to transmit the environmental interference signals to the electronic product to be tested from different directions through the acquisition device.
S330, the controller determines the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process.
S340, the controller records the anti-interference performance of the electronic product to be tested corresponding to the electronic product to be tested in different directions under each environment interference signal.
Specifically, the controller can record the state parameters of the electronic products to be tested corresponding to the electronic products to be tested in different directions under each environmental interference signal, so as to obtain the anti-interference performance of the electronic products to be tested corresponding to the electronic products to be tested in different directions under each environmental interference signal.
Fig. 4 is a flowchart of another electronic product testing method provided in an embodiment of the present invention, and optionally, referring to fig. 4, the electronic product testing method includes:
s410, collecting environmental interference signals of at least one application scene of the electronic product to be tested by the collecting equipment.
S420, after the electronic product to be tested is placed on a loading platform of the testing chamber and enters a normal working state, the controller controls the acquisition equipment to transmit environmental interference signals to the electronic product to be tested from different directions and controls the monitoring equipment to acquire state parameters of the electronic product to be tested; the monitoring equipment is an electronic product outside the testing chamber.
S430, the controller determines the anti-interference performance of the electronic product to be tested according to the communication parameters of the electronic product to be tested in the monitoring process.
Specifically, the controller may obtain communication parameters of the electronic product to be tested through the monitoring device, for example, obtain a signal transmission rate and a packet loss rate of the electronic product to be tested, and may further include throughput, an error rate, a signal-to-noise ratio, and the like, and the controller may analyze the anti-interference performance of the electronic product to be tested according to the communication parameters of the electronic product to be tested, so as to determine the anti-interference performance of the electronic product to be tested in an actual application scenario.
And/or S440, the controller determines the anti-interference performance of the electronic product to be tested according to the voltage parameter or the display parameter of the electronic product to be tested in the monitoring process.
Specifically, the controller can obtain the display parameters of the electronic product to be tested through the monitoring device, and the controller can judge whether the electronic product to be tested has a display screen or a splash screen according to the display parameters, can also judge the degree of the splash screen or the splash screen, and can judge the anti-interference performance of the electronic product to be tested according to the display parameters. The controller can also obtain voltage information of the electronic product to be tested, for example, the controller collects voltage waveforms of the electronic product to be tested through the oscilloscope, and the controller can judge the anti-interference performance of the electronic product to be tested according to whether the voltage changes suddenly or the degree of the sudden change of the voltage, so that the anti-interference performance of the electronic product to be tested in an actual application scene is determined. The controller can also obtain other parameters of the electronic product to be tested, so that the anti-interference performance of the electronic product to be tested is determined.
On the basis of the foregoing technical solution, fig. 5 is a flowchart of a method included in S430 in fig. 4 provided in an embodiment of the present invention, and optionally, referring to fig. 5, S430, where determining, by the controller according to the communication parameter of the electronic product to be tested in the monitoring process, the anti-interference performance of the electronic product to be tested includes:
and S431, the controller controls the monitoring equipment to acquire the signal transmission rate of the electronic product to be tested in the communication process.
Specifically, in the process of communicating the electronic product to be tested with the auxiliary device, the controller can control the monitoring device to acquire the signal transmission rate of the electronic product to be tested, the anti-interference performance of the electronic product to be tested can be analyzed according to the signal transmission rate of the electronic product to be tested, and when the signal transmission rate of the electronic product to be tested is higher, the anti-interference performance of the electronic product to be tested is better; when the signal transmission rate of the electronic product to be tested is low, the electronic product to be tested is easily influenced by the environmental interference signal, and the anti-interference performance is poor.
S432, the controller controls the monitoring equipment to obtain the packet loss rate of the electronic product to be tested after communication.
Specifically, in the process of communicating the electronic product to be tested with the auxiliary device, the controller can control the monitoring device to obtain the packet loss rate of the electronic product to be tested after communication through the controller, the anti-interference performance of the electronic product to be tested can be analyzed according to the packet loss rate, and when the packet loss rate of the electronic product to be tested is large, the electronic product to be tested is greatly influenced by an environmental interference signal in communication, and the anti-interference performance of the electronic product to be tested is poor; when the packet loss rate of the electronic product to be tested is low, the electronic product to be tested is less influenced by the environmental interference signal in communication, and the anti-interference performance of the electronic product to be tested is good.
And S433, the controller determines the anti-interference performance of the electronic product to be tested according to the signal transmission rate and the packet loss rate.
Specifically, when the signal transmission rate is high and the packet loss rate is low, the anti-interference performance of the electronic product to be tested is good; when the signal output rate is low and the packet loss rate is high, the anti-interference performance of the wireless electronic product to be tested is poor, so that the anti-interference performance of the electronic product to be tested can be determined according to the signal transmission rate and the packet loss rate, and the anti-interference performance of the electronic product to be tested can be more accurately analyzed by combining the signal transmission rate and the packet loss rate.
On the basis of the above technical solution, optionally, the step S432 in which the controller controls the monitoring device to obtain the packet loss rate after the communication of the electronic product to be tested includes:
and b1, the controller controls the monitoring equipment to acquire first information received by the electronic product to be tested.
Specifically, when the electronic product to be tested receives information, the controller controls the monitoring device to acquire first information received by the electronic product to be tested, and because the auxiliary device is in a clean environment and the auxiliary device is not interfered when sending the information, the anti-interference performance of the electronic product to be tested when receiving the information can be tested according to the first information received by the auxiliary device.
And b2, the controller controls the monitoring equipment to determine the packet loss rate of the electronic product to be tested after communication according to the first information and the first preset information.
Specifically, the Packet Loss Rate (Packet Loss Rate) refers to a ratio of the number of lost data packets in a data group sent in a test, the first preset information is a data group sent by the auxiliary device, the monitoring device performs subtraction on the first information and the first preset information, and the Packet Loss Rate of the electronic product to be tested when receiving data can be calculated according to the difference.
And/or, in the step b3, the controller controls the monitoring equipment to acquire the second information received by the auxiliary equipment.
Specifically, when the electronic product to be tested sends information, the auxiliary equipment receives the information, the controller controls the monitoring equipment to collect second information received by the auxiliary equipment, and because the auxiliary equipment is in a clean environment and the information received by the auxiliary equipment is not interfered, the anti-interference performance of the electronic product to be tested when the information is sent can be tested according to the second information received by the auxiliary equipment.
And b4, the controller controls the monitoring equipment to determine the packet loss rate of the electronic product to be tested after communication according to the second information and second preset information.
Specifically, the second preset information is a data group sent by the electronic product to be tested, the monitoring device performs subtraction on the second information and the second preset information, the packet loss rate of the electronic product to be tested when sending data can be calculated according to the difference, and the anti-interference performance of the electronic product to be tested can be conveniently analyzed according to the packet loss rate.
Fig. 6 is a schematic structural diagram of an electronic product testing system according to an embodiment of the present invention, and referring to fig. 6, the electronic product testing system includes: the system comprises a collecting device 610, a testing chamber 620, a carrier 630, a monitoring device 640, an electronic product to be tested 650 and a controller 660; the electronic product to be tested 650 is positioned on the carrier 630, the carrier 630 is positioned in the testing chamber 620, and the monitoring equipment 640 is an electronic product outside the testing chamber 620; the collecting device 610 is used for collecting an environmental interference signal of at least one application scene of the electronic product 650 to be tested; the controller 660 is connected with the acquisition equipment 610, the controller 660 is connected with the monitoring equipment 640, the controller 660 is connected with the electronic product 650 to be tested, and the controller 660 is used for controlling the acquisition equipment 610 to transmit environmental interference signals to the electronic product 650 to be tested from different directions after the electronic product 650 to be tested enters a normal working state and controlling the monitoring equipment 640 to acquire state parameters of the electronic product 650 to be tested; the controller 660 is further configured to determine the anti-interference performance of the electronic product 650 to be tested according to the status parameters of the electronic product 650 to be tested in the monitoring process.
Specifically, the acquisition device 610 acquires the environmental interference signals of the application scene in the application scene of the electronic product to be tested 650, and can acquire the environmental interference signals of various application scenes, so that the anti-interference performance of the electronic product to be tested in different application scenes can be conveniently tested, the anti-interference performance of the electronic product to be tested in different application scenes can be truly restored, and the test accuracy can be favorably improved. The acquisition equipment 610 comprises an antenna 611, the antenna 611 is located in the test chamber 620, the antenna 611 is opposite to the center of the carrier 630, after the acquisition equipment 610 acquires an environmental interference signal, the electronic product 650 to be tested is started, so that the electronic product 650 to be tested enters a normal working state, the controller 660 controls the acquisition equipment 610 to transmit the environmental interference signal to the electronic product 650 to be tested from different directions through the antenna 611, the condition that the electronic product 650 to be tested works in an actual application scene is simulated, multi-dimensional and multi-directional anti-interference test can be performed on the electronic product to be tested, the monitoring equipment 640 can monitor the electronic product 650 to be tested in real time, and the controller 660 can determine the anti-interference performance of the electronic product 650 to be tested according to the state parameters of the electronic product 650 to be tested in the monitoring process.
Optionally, the test chamber 620 includes a wave absorbing dark chamber, a shielded chamber, or a reverberation chamber.
Specifically, the test chamber 620 is a clean environment, and the test chamber 620 is, for example, a wave-absorbing dark chamber, a shielding chamber, or a reverberation chamber, so that the electronic product 650 to be tested is not interfered by other signals when in operation, and the test of the electronic product 650 to be tested is facilitated. The monitoring device 640 is an electronic product outside the test chamber.
Fig. 7 is a schematic structural diagram of another electronic product testing system provided in an embodiment of the present invention, and optionally, referring to fig. 7, the electronic product testing system further includes a power amplifier 670; the acquisition device 610 is connected to a power amplifier 670, and the acquisition device 610 is configured to transmit environmental interference signals to the electronic product 650 to be tested from different directions through the power amplifier 670.
Specifically, the collecting device 610 may transmit the environmental interference signal to the electronic product 650 to be tested through the power amplifier 670, and may adjust the power of the environmental interference signal through the power amplifier 670, so as to restore the environmental interference signal in the real application scenario, and may also analyze the anti-interference performance of the electronic product 650 to be tested under the environmental interference signals with different powers.
It is to be noted that the foregoing description is only exemplary of the invention and that the principles of the technology may be employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in some detail by the above embodiments, the invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the invention, and the scope of the invention is determined by the scope of the appended claims.
Claims (8)
1. An electronic product testing method, comprising:
the method comprises the steps that acquisition equipment acquires environmental interference signals of at least one application scene of an electronic product to be tested;
after the electronic product to be tested is placed on a carrying table of a testing chamber and enters a normal working state, the controller controls the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions and controls the monitoring equipment to acquire state parameters of the electronic product to be tested; the monitoring equipment is an electronic product outside the testing chamber;
the controller determines the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process;
the controller controlling the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions comprises the following steps:
the controller selects the environmental interference signal;
the controller sets a step value of the direction;
the controller controls the direction of the carrier to change according to the stepping value so as to control the direction change of the electronic product to be tested relative to the acquisition equipment;
the controller controls the acquisition equipment to transmit the selected environmental interference signal to the electronic product to be tested;
the step of controlling the monitoring equipment to acquire the state parameters of the electronic product to be tested by the controller comprises the following steps:
the controller controls the auxiliary equipment to communicate with the electronic product to be tested and controls the monitoring equipment to acquire communication parameters of the electronic product to be tested;
and/or the controller controls the monitoring equipment to acquire the display parameters or the voltage parameters of the electronic product to be tested.
2. The method for testing electronic products according to claim 1, further comprising, after the controller determines the anti-interference performance of the electronic products to be tested according to the status parameters of the electronic products to be tested during the monitoring process:
the controller records the anti-interference performance of the electronic products to be tested corresponding to the electronic products to be tested under each environment interference signal in different directions.
3. The electronic product testing method of claim 1,
the acquisition equipment for acquiring the environmental interference signal of at least one application scene of the electronic product to be tested comprises the following steps:
the acquisition equipment acquires an environmental interference signal of at least one application scene of the electronic product to be tested and sends the environmental interference signal to the storage equipment;
the controller controls the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions, and the method comprises the following steps:
the controller controls the storage device to transmit the environmental interference signals to the electronic product to be tested from different directions through the acquisition device.
4. The method as claimed in claim 1, wherein the determining, by the controller, the anti-interference performance of the electronic product to be tested according to the status parameter of the electronic product to be tested in the monitoring process comprises:
the controller determines the anti-interference performance of the electronic product to be tested according to the communication parameters of the electronic product to be tested in the monitoring process;
and/or the controller determines the anti-interference performance of the electronic product to be tested according to the voltage parameter or the display parameter of the electronic product to be tested in the monitoring process.
5. The method as claimed in claim 4, wherein the determining, by the controller, the anti-interference performance of the electronic product to be tested according to the communication parameters of the electronic product to be tested in the monitoring process comprises:
the controller controls the monitoring equipment to obtain the signal transmission rate in the communication process of the electronic product to be tested;
the controller controls the monitoring equipment to obtain the packet loss rate of the electronic product to be tested after communication;
and the controller determines the anti-interference performance of the electronic product to be tested according to the signal transmission rate and the packet loss rate.
6. An electronic product testing system, comprising: the system comprises acquisition equipment, a test chamber, a loading platform, monitoring equipment, an electronic product to be tested and a controller;
the electronic product to be tested is positioned on the carrying platform, the carrying platform is positioned in the test chamber, and the monitoring equipment is an electronic product outside the test chamber;
the acquisition equipment is used for acquiring environmental interference signals of at least one application scene of the electronic product to be tested;
the controller is connected with the acquisition equipment, the monitoring equipment and the electronic product to be tested, and is used for controlling the acquisition equipment to transmit the environmental interference signals to the electronic product to be tested from different directions and controlling the monitoring equipment to acquire state parameters of the electronic product to be tested after the electronic product to be tested enters a normal working state;
the controller is specifically configured to select the environmental interference signal and set a step value of the direction; controlling the direction of the carrier to change according to the stepping value so as to control the direction change of the electronic product to be tested relative to the acquisition equipment; controlling the acquisition equipment to transmit the selected environmental interference signal to the electronic product to be tested;
the controller is also used for determining the anti-interference performance of the electronic product to be tested according to the state parameters of the electronic product to be tested in the monitoring process; the controller is used for controlling the auxiliary equipment to communicate with the electronic product to be tested and controlling the monitoring equipment to acquire communication parameters of the electronic product to be tested; and/or controlling the monitoring equipment to acquire the display parameters or the voltage parameters of the electronic product to be tested.
7. The electronic product testing system of claim 6, further comprising a power amplifier;
the acquisition equipment is connected with the power amplifier and used for transmitting the environmental interference signals to the electronic product to be tested from different directions through the power amplifier.
8. The electronic product testing system of claim 6, wherein the test chamber comprises a microwave-absorbing dark chamber, a shielded chamber, or a reverberation chamber.
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