CN107222270B - Test method, test system and test equipment of communication equipment - Google Patents

Test method, test system and test equipment of communication equipment Download PDF

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Publication number
CN107222270B
CN107222270B CN201710307600.6A CN201710307600A CN107222270B CN 107222270 B CN107222270 B CN 107222270B CN 201710307600 A CN201710307600 A CN 201710307600A CN 107222270 B CN107222270 B CN 107222270B
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signal
instrument
radio frequency
frequency terminal
test
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CN107222270A (en
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骆云
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Comba Network Systems Co Ltd
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Comba Telecom Systems China Ltd
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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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/29—Performance testing
    • 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
    • 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
    • H04L43/50—Testing arrangements

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)

Abstract

The invention provides a test method of communication equipment and a test system of the communication equipment, which are provided with a first signal switch and a second signal switch, wherein first to fourth radio frequency terminals of the first signal switch are respectively connected with a first signal generating instrument, a second signal generating instrument, first tested equipment and second tested equipment; when the second connection signal is acquired, the connection mode of the first signal switch and the connection mode of the second signal switch are switched from the first connection mode to the second connection mode according to the second connection signal, and therefore the utilization rate of the test instrument can be improved.

Description

Test method, test system and test equipment of communication equipment
Technical Field
The present invention relates to the field of communications, and in particular, to a method and a system for testing a communication device.
Background
In the production process of products such as communication equipment and the like, in order to ensure that the products meet the performance indexes and the quality requirements, a series of projects are tested on the products by adopting a special test instrument in a quality inspection process.
At present when testing communication equipment, a test station is usually set up, all put many different test instruments on the test station, product such as communication equipment tests one by one, let a certain test instrument test a certain communication equipment earlier, this test instrument accomplishes the test to this communication equipment after, let other test instruments continue to test this communication equipment again, so when this test instrument carries out test work, other test instruments are in idle state, when other test instruments carry out test work, this test instrument then is in idle state, so always there is test instrument to be in idle state, test instrument's overall utilization is lower.
Disclosure of Invention
Based on the above, the invention provides a test method of communication equipment and a test system of communication equipment, which can improve the utilization rate of a test instrument.
A test apparatus for a communication apparatus, comprising: the switch switching unit is connected with the first signal switch and the second signal switch;
the first signal switch comprises a first radio frequency terminal, a second radio frequency terminal, a third radio frequency terminal and a fourth radio frequency terminal, the first radio frequency terminal is externally connected with a first signal generating instrument, the second radio frequency terminal is externally connected with a second signal generating instrument, the third radio frequency terminal is externally connected with a first tested device, and the fourth radio frequency terminal is externally connected with a second tested device;
the second signal switch comprises a fifth radio frequency terminal, a sixth radio frequency terminal, a seventh radio frequency terminal and an eighth radio frequency terminal, wherein the fifth radio frequency terminal is externally connected with a first tested device, the sixth radio frequency terminal is externally connected with a second tested device, the seventh radio frequency terminal is externally connected with a first signal analysis instrument, and the eighth radio frequency terminal is externally connected with a second signal analysis instrument;
the switch switching unit is used for acquiring a first connection signal and connecting the first signal switch and the second signal switch according to a first connection mode according to the first connection signal; acquiring a second connection signal, and switching the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal;
the first connection mode is as follows:
the first radio frequency terminal is connected with a third radio frequency terminal, the second radio frequency terminal is connected with the fourth radio frequency terminal, the fifth radio frequency terminal is connected with the seventh radio frequency terminal, and the sixth radio frequency terminal is connected with the eighth radio frequency terminal;
the second connection mode is as follows:
the first radio frequency terminal is connected with the fourth radio frequency terminal, the second radio frequency terminal is connected with the third radio frequency terminal, the fifth radio frequency terminal of the second signal switch is connected with the eighth radio frequency terminal, and the sixth radio frequency terminal is connected with the seventh radio frequency terminal.
A test system of communication equipment comprises the equipment, a first signal generating instrument, a second signal generating instrument, a first signal analyzing instrument and a second signal analyzing instrument;
a first radio frequency terminal of the first signal switch is connected with a first signal generating instrument, and a second radio frequency terminal of the first signal switch is connected with a second signal generating instrument; and a seventh radio frequency terminal of the second signal switch is connected with the first signal analysis instrument, and an eighth radio frequency terminal of the second signal switch is connected with the second signal analysis instrument.
The testing equipment and the testing system of the communication equipment are provided with a first signal switch, a second signal switch and a switch switching unit, wherein first to fourth radio frequency terminals of the first signal switch are respectively connected with a first signal generating instrument, a second signal generating instrument, first tested equipment and second tested equipment; when the switch switching unit acquires a second connection signal, switching the connection modes of the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal; when the switch switching unit acquires the second connection signal, the first signal generation instrument and the first signal analysis instrument can be switched to execute the corresponding signal test operation on the second tested equipment, and the second signal generation instrument and the second signal analysis instrument can be switched to execute the corresponding signal test operation on the first tested equipment. The test system of the communication equipment can enable the first signal generating instrument and the second signal generating instrument and the first signal analyzing instrument and the second signal analyzing instrument to be in a working state at the same time through the switch switching unit, the first signal switch and the second signal switch, and can execute two signal test works on two tested equipment at the same time. The first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument, the second signal analyzing instrument and the two tested devices can be switched through the switch switching unit, the first signal switch and the second signal switch, so that the signal testing work of the two tested devices can be switched and executed, the switching multiplexing of the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument and the second signal analyzing instrument is realized, and the utilization rates of the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument and the second signal analyzing instrument are improved.
A method of testing a communication device, comprising the steps of:
acquiring a first connection signal, and connecting a first signal switch and a second signal switch according to a first connection mode according to the first connection signal; the first radio frequency terminal of the first signal switch is connected with a first signal generating instrument, the second radio frequency terminal is connected with a second signal generating instrument, the third radio frequency terminal is connected with a first tested device, and the fourth radio frequency terminal is connected with a second tested device; a fifth radio frequency terminal of the second signal switch is connected with the first tested device, a sixth radio frequency terminal is connected with the second tested device, a seventh radio frequency terminal is connected with the first signal analysis instrument, and an eighth radio frequency terminal is connected with the second signal analysis instrument;
acquiring a second connection signal, and switching the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal;
the first connection mode is as follows:
the first radio frequency terminal is connected with a third radio frequency terminal, the second radio frequency terminal is connected with the fourth radio frequency terminal, the fifth radio frequency terminal is connected with the seventh radio frequency terminal, and the sixth radio frequency terminal is connected with the eighth radio frequency terminal;
the second connection mode is as follows:
the first radio frequency terminal is connected with the fourth radio frequency terminal, the second radio frequency terminal is connected with the third radio frequency terminal, the fifth radio frequency terminal of the second signal switch is connected with the eighth radio frequency terminal, and the sixth radio frequency terminal is connected with the seventh radio frequency terminal.
According to the testing method of the communication equipment, the first radio frequency terminal to the fourth radio frequency terminal of the first signal switch are respectively connected with the first signal generating instrument, the second signal generating instrument, the first tested equipment and the second tested equipment, the fifth radio frequency terminal to the eighth radio frequency terminal of the second signal switch are respectively connected with the first tested equipment, the second tested equipment, the first signal analysis instrument and the second signal analysis instrument, and when the first connecting signal is obtained, the first signal switch and the second signal switch are connected according to the first connecting mode; when a second connection signal is acquired, switching the connection mode of the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal; when the second connection signal is acquired, the first signal generating instrument and the first signal analyzing instrument can be switched to execute the corresponding signal testing work on the second tested equipment, and the second signal generating instrument and the second signal analyzing instrument can be switched to execute the corresponding signal testing work on the first tested equipment. The first signal switch and the second signal switch can enable the first signal generating instrument and the second signal generating instrument and the first signal analyzing instrument and the second signal analyzing instrument to be in a working state at the same time, can simultaneously execute two signal testing works on two tested devices, and can control the first signal switch and the second signal switch to switch the connection relation between the first signal generating instrument and the second signal generating instrument and between the first signal analyzing instrument and the second signal analyzing instrument and between the two tested devices according to the second connection signal so as to switch and execute the signal testing works on the two tested devices.
Drawings
Fig. 1 is a schematic structural diagram of a testing device of a communication device according to the present invention;
FIG. 2 is a block diagram of a test device of a communication device in a second connection mode in one embodiment;
FIG. 3 is a block diagram of a test system for a communication device in a first connection mode, in one embodiment;
FIG. 4 is a block diagram of a test system for a communication device in a second connection mode in another embodiment;
FIG. 5 is a schematic illustration of a test flow in one embodiment;
fig. 6 is a flowchart illustrating a testing method of a communication device according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a test system of a communication device according to the present invention.
The test equipment of the communication equipment of the present embodiment may include: a first signal switch 10, a second signal switch 20, and a switch switching unit (not shown) connected to the first signal switch 10 and the second signal switch 20;
the first signal switch 10 includes a first rf terminal 101, a second rf terminal 102, a third rf terminal 102 and a fourth rf terminal 104, the first rf terminal 101 is externally connected to the first signal generating instrument 30, the second rf terminal 102 is externally connected to the second signal generating instrument 40, the third rf terminal 103 is externally connected to the first device under test 50, and the fourth rf terminal 104 is externally connected to the second device under test 60;
the second signal switch 20 includes a fifth rf terminal 201, a sixth rf terminal 202, a seventh rf terminal 203 and an eighth rf terminal 204, the fifth rf terminal 201 is externally connected to the first device under test 50, the sixth rf terminal 202 is externally connected to the second device under test 60, the seventh rf terminal 203 is externally connected to the first signal analyzer 70, and the eighth rf terminal 204 is externally connected to the second signal analyzer 80;
the switch switching unit is used for acquiring a first connection signal, and connecting the first signal switch 10 and the second signal switch 20 according to a first connection mode according to the first connection signal;
the switch switching unit is configured to obtain a second connection signal, and switch the first signal switch 10 and the second signal switch 20 from the first connection mode to the second connection mode according to the second connection signal;
referring to fig. 1, the first connection mode is:
the first rf terminal 101 is connected to a third rf terminal 103, the second rf terminal 102 is connected to the fourth rf terminal 104, the fifth rf terminal 201 is connected to the seventh rf terminal 203, and the sixth rf terminal 202 is connected to the eighth rf terminal 204;
referring to fig. 2, the second connection mode is:
the first rf terminal 101 is connected to the fourth rf terminal 104, the second rf terminal 102 is connected to the third rf terminal 103, the fifth rf terminal 201 of the second signal switch is connected to the eighth rf terminal 204, and the sixth rf terminal 202 is connected to the seventh rf terminal 203.
The test system of the communication device of the embodiment comprises a first signal switch, a second signal switch and a switch switching unit, wherein first to fourth radio frequency terminals of the first signal switch are respectively connected with a first signal generating instrument, a second signal generating instrument, first tested equipment and second tested equipment; when the switch switching unit acquires a second connection signal, switching the connection modes of the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal; when the switch switching unit acquires the first connection signal, the first signal generating instrument and the first signal analyzing instrument can execute corresponding signal test work on the first tested equipment, and simultaneously the second signal generating instrument and the second signal analyzing instrument can execute corresponding signal test work on the second tested equipment.
The first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument, the second signal analyzing instrument, the switch switching unit, the first signal switch and the second signal switch can enable the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument and the second signal analyzing instrument to be in a working state at the same time, two signal testing works can be executed on two pieces of tested equipment at the same time, the connection relation between the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument, the second signal analyzing instrument and the two pieces of tested equipment can be switched through the switch switching unit, the first signal switch and the second signal switch, the signal testing works on the two pieces of tested equipment can be switched and executed, the switching multiplexing of the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument and the second signal analyzing instrument is achieved, and the utilization rates of the first signal generating instrument, the second.
Before the switch switching unit switches the first signal switch 10 and the second signal switch 20 from the first connection mode to the second connection mode according to the second connection signal, the switch switching unit may interrupt the connection between the first rf terminal 101 and the third rf terminal 103, the connection between the second rf terminal 102 and the fourth rf terminal 104, the connection between the fifth rf terminal 201 and the seventh rf terminal 203, and the connection between the sixth rf terminal 202 and the eighth rf terminal 204.
Fig. 3 is a schematic structural diagram of a test system of a communication device according to the present invention.
The test system of the communication device of the present embodiment may include the device as shown in fig. 1, and further include a first signal generating instrument 30, a second signal generating instrument 40, a first signal analyzing instrument 70, and a second signal analyzing instrument 80;
a first radio frequency terminal 101 of the first signal switch 10 is connected with a first signal generating instrument 30, and a second radio frequency terminal 102 is connected with a second signal generating instrument 40; the seventh rf terminal 203 of the second signal switch 20 is connected to the first signal analyzer 70, and the eighth rf terminal 204 is connected to the second signal analyzer 80.
In this embodiment, the first signal generating instrument and the second signal generating instrument may be instruments for generating a test signal (e.g., a radio frequency test signal), and outputting the test signal to the device under test, and may be used as a signal source or an excitation source for testing when measuring amplitude characteristics, frequency characteristics, transmission characteristics, and other electrical parameters of various telecommunication systems or telecommunication devices, and when measuring characteristics and parameters of components.
The first signal generating instrument and the second signal generating instrument can be respectively used for generating different signals, for example, the first signal generating instrument can be a large signal generator for generating a large signal, and the second signal generating instrument can be a small signal generator for generating a small signal; the first signal analysis instrument can be a large signal analyzer for testing large signal parameters of the tested equipment, and the second signal analysis instrument can be a small signal analyzer for testing small signal parameters of the tested equipment; specifically, the first signal generation instrument may be a radio frequency signal source, the second signal generation instrument may be a built-in radio frequency signal source of a network analyzer, the first signal analysis instrument may be a spectrum analyzer, and the second signal analysis instrument may be a radio frequency signal detector of the network analyzer. The first signal generating instrument and the second signal generating instrument can be realized by adopting a special radio frequency signal source, and can also be realized by other modes commonly used by a person skilled in the art, such as an FPGA digital frequency synthesis circuit and the like.
For example, when the first signal generating instrument is a radio frequency signal source, and the first signal analyzing instrument is a spectrum analyzer, a large signal test on the first tested device and the second tested device can be performed, the large signal test can be a test on a fixed frequency by using a constant signal (including a dot frequency signal or a spread spectrum signal), and the method is characterized in that the average output Power of a signal returned by the tested device is large, specifically, the radio frequency signal source and the spectrum analyzer can test large signal parameters such as signal gain, maximum output Power, working efficiency, ACPR (Adjacent Channel Power Ratio) and the like of the first tested device and the second tested device, the radio frequency signal source generates a constant test signal, the spectrum analyzer reads the radio frequency signal output by the tested device, performs analysis, and tests the signal gain, the maximum output Power, the spectrum analyzer of the first tested device and the second tested device, Working efficiency, ACPR (Adjacent Channel Power Ratio), and other index parameters.
For example, the second signal generation instrument is a built-in radio frequency signal source of the network analyzer, and when the second signal generation instrument is a radio frequency signal detector of the network analyzer, the small signal test on the first tested device and the second tested device can be performed, the small signal test can be a test in a wide frequency band by adopting a sweep signal, and the small signal generation instrument is characterized in that the average output power of a returned signal of the tested device is small, and the built-in radio frequency signal source and the radio frequency signal detector of the network analyzer can test small signal parameters such as gain flatness, standing-wave ratio, return loss, transmission delay and the like of the first tested device and the second tested device. The network analyzer may be a network analyzer including an S1 port and an S2 port, the S1 port is configured to send a sweep frequency signal and read reflection parameters at an input end of the device under test, such as input standing wave ratio, return loss, and the like, and the S2 port is configured to read transmission parameters of the device under test and reflection parameters at an output end thereof, such as gain flatness, time delay, output standing wave ratio, and the like.
The first signal switch and the second signal switch can be radio frequency switches, the first tested device and the second tested device can be radio frequency communication products, the first tested device is provided with an input end and an output end, the second tested device is provided with an input end and an output end, the input end of the first tested device and the input end of the second tested device are respectively connected with the third radio frequency terminal of the first signal switch and the fourth radio frequency terminal of the first signal switch, and the output end of the first tested device and the output end of the second tested device are respectively connected with the fifth radio frequency terminal and the sixth radio frequency terminal of the second signal switch.
In this embodiment, the first signal switch and the second signal switch have two connection modes, when the first rf terminal is connected to the third rf terminal, the second rf terminal is connected to the fourth rf terminal, the fifth rf terminal is connected to the seventh rf terminal, the sixth rf terminal is connected to the eighth rf terminal, and the connection mode of the first signal switch and the second signal switch is the first connection mode; when the first radio frequency terminal is connected with the fourth radio frequency terminal, the second radio frequency terminal is connected with the third radio frequency terminal, the fifth radio frequency terminal is connected with the eighth radio frequency terminal, the sixth radio frequency terminal is connected with the seventh radio frequency terminal, and the connection mode of the first signal switch and the second signal switch is the second connection mode; the switch switching unit can realize switching multiplexing of the first signal generation instrument, the second signal generation instrument, the first signal analysis instrument and the second signal analysis instrument only by switching the connection mode of the first signal switch and the second signal switch according to the connection signal.
The switch switching unit may include an external control interface, the external control interface may obtain a first connection signal and a second connection signal, the switch switching unit is configured to switch a connection path of the radio frequency signal, may be a switch control board card having a data processing function, may generate a first level signal (e.g., a 3.3V level signal) according to the first connection signal, send the first level signal to the first signal switch and the second signal switch, and trigger the first signal switch and the second signal switch to set the connection mode to the first connection mode; the switch switching unit may generate a second level signal (e.g., a level signal of 5V) according to the second connection signal, send the second level signal to the first signal switch and the second signal switch, and trigger the first signal switch and the second signal switch to set the connection mode to the second connection mode. Specifically, the first signal switch further includes a first control terminal, the second signal switch further includes a second control terminal, the first control terminal and the second control terminal may be connected to the switch switching unit through a cable, and the first signal switch and the second signal switch receive the first level signal and the second level signal through the first control terminal and the second control terminal, respectively.
In one embodiment, referring to fig. 3, the test system of the communication device further includes a controller 100 connected to the switch switching unit 90, the first signal generating instrument 30, the second signal generating instrument 40, the first signal analyzing instrument 70, and the second signal analyzing instrument 80;
the controller 100 is configured to load a first test script corresponding to the first device under test and a second device under test, obtain a first test item executed by the first signal generation instrument and the first signal analysis instrument according to the first test script, load a second test script corresponding to the first device under test and the second device under test, and obtain a second test item executed by the second signal generation instrument and the second signal analysis instrument according to the second test script;
the controller 100 is further configured to generate a first test procedure according to the first test item, and generate a second test procedure according to the second test item;
and the first connection signal is sent to the switch switching unit to control the first signal generating instrument and the first signal analyzing instrument to execute a first test process on the first device under test, and control the second signal generating instrument and the second signal analyzing instrument to execute a second test process on the second device under test.
In this embodiment, the controller can be connected with the first signal generation instrument, the second signal generation instrument, the first signal analysis instrument and the second signal analysis instrument through the GPIB cable, and the controller can be connected with the switch switching unit through the serial port line. The controller can be an upper computer with a data processing function, such as a computer.
The controller may be a host computer with test software installed, such as a computer with test software installed. The testing software comprises a testing instrument control software module, a switch switching unit control software module, a testing data storage software module and a user interaction interface used for an operator to inquire testing data and signal switch state information, the operator can also input an operation instruction through the user interaction interface to activate the connection between the controller and each device, each software module respectively plays its own role and works in a manner of dividing work, and the control efficiency of the controller can be improved.
Specifically, a first test script corresponding to the first device under test and a second device under test may be loaded through a test instrument control software module of the controller, a first test item executed by the first signal generation instrument and the first signal analysis instrument is obtained according to the first test script, a second test script corresponding to the first device under test and the second device under test is loaded, a second test item executed by the second signal generation instrument and the second signal analysis instrument is obtained according to the second test script, a first test process is generated according to the first test item, and a second test process is generated according to the second test item; specifically, the software module can be controlled by the switch switching unit to obtain a first connection signal according to the first test process and the second test process, and send the first connection signal to the switch switching unit.
Further, referring to fig. 4, the controller 100 is further configured to obtain a first shutdown signal of the first signal generating instrument after controlling the first signal generating instrument and the first signal analyzing instrument to execute a first test procedure on the first device under test and controlling the second signal generating instrument and the second signal analyzing instrument to execute a second test procedure on the second device under test, and shutdown the generation signal of the first signal generating instrument according to the first shutdown signal;
the controller is used for acquiring a second closing signal for closing the second signal generating instrument and closing the generating signal of the second signal generating instrument according to the second closing signal;
and generating a second connection signal according to the first closing signal and the second closing signal, and sending the second connection signal to the switch switching unit so as to control the first signal generating instrument and the first signal analyzing instrument to execute a first test process on a second tested device and control the second signal generating instrument and the second signal analyzing instrument to execute a second test process on the first tested device.
In the embodiment, in the first connection mode, after the first signal generating instrument and the first signal analyzing instrument execute the first test item on the first tested device and the second signal generating instrument and the second signal analyzing instrument execute the second test item on the second tested device, the first closing signal may be acquired by the test instrument control software module of the controller, and the first signal generating instrument is controlled to close the generated signal output, so as to release the communication connection with the first signal generating instrument and the first signal analyzing instrument. The test instrument control software module of the controller can acquire the second closing signal and control the second signal generation instrument to close the signal output so as to release the communication connection with the second signal generation instrument and the second signal analysis instrument.
And then, a second connection signal can be generated by a switch switching unit software control module according to the first closing signal and the second closing signal, and the second connection signal is sent to the switch switching unit, so that the switch switching unit sets the connection mode of the first signal switch and the second signal switch to be a second connection mode, the first signal generating instrument and the first signal analyzing instrument execute a first test process on second tested equipment, and the second signal generating instrument and the second signal analyzing instrument execute a second test process on the first tested equipment.
After the controller acquires the first closing signal and releases the communication connection with the first signal generating instrument and the first signal analyzing instrument, the test data of the first test process executed on the first tested equipment can be stored in a test data storage software module of the controller, specifically, the test data of the first test process executed on the first tested equipment can be stored in a data report identified by the production serial number of the first tested equipment, and after the communication connection with the second signal generating instrument and the second signal analyzing instrument is released, the test data of the second test process executed on the second tested equipment can be stored in a test data storage software module of the controller, specifically, the test data of the second test process executed on the second tested equipment can be stored in a data report identified by the production serial number of the second tested equipment. After the first test process is executed on the second tested device and the second test process is executed on the first tested device, the test data of the first test process executed on the second tested device is stored in the data report identified by the production serial number of the second tested device, and the test data of the second test process executed on the first tested device is stored in the data report identified by the production serial number of the first tested device.
The controller can monitor the execution states of the first signal generating instrument and the first signal analyzing instrument and monitor the execution states of the second signal generating instrument and the second signal analyzing instrument when the first signal generating instrument and the first signal analyzing instrument execute a first test process on the first tested device or the second tested device and the second signal generating instrument and the second signal analyzing instrument execute a second test process on the first tested device or the second tested device, if the controller monitors that the execution states of the test instruments are abnormal, an abnormal prompt is sent to an operator through a user interaction interface, and the first test process and the second test process are stopped. Fig. 5 is a schematic diagram of a test flow of a controller, a switch switching unit, a first signal switch, a second signal switch, a first signal generating instrument, a first signal analyzing instrument, a second signal generating instrument, and a second signal analyzing instrument in an embodiment.
In one embodiment, the controller is further configured to establish a communication connection between the controller and the first signal generation instrument, the first signal analysis instrument, the second signal generation instrument and the second signal analysis instrument according to the first connection signal after acquiring the first connection signal according to the first test process and the second test process;
and/or the presence of a gas in the gas,
the controller is further used for establishing communication connection between the controller and the first signal generating instrument, the first signal analyzing instrument, the second signal generating instrument and the second signal analyzing instrument according to the second connection signal after generating the second connection signal according to the first closing signal and the second closing signal.
In this embodiment, after the controller obtains the first connection signal, the switch switching unit may set the first signal switch and the second signal switch to the first connection mode, and may trigger the controller to establish a communication connection with the first signal generation instrument, the first signal analysis instrument, the second signal generation instrument, and the second signal analysis instrument.
After the first signal generating instrument and the first signal analyzing instrument execute a first test process on first tested equipment and the second signal generating instrument and the second signal analyzing instrument execute a second process on second tested equipment, a first closing signal of the first signal generating instrument and a second closing signal of the second signal generating instrument are obtained, a second connection signal is generated according to the first closing signal and the second closing signal, the switch switching unit is made to set the first signal switch and the second signal switch to be in a second connection mode, so that the first signal generating instrument and the first signal analyzing instrument execute the first test process on the second tested equipment, and the second signal generating instrument and the second signal analyzing instrument execute the second test process on the first tested equipment.
The following describes a specific embodiment of a test method of a communication device of the present invention.
Referring to fig. 6, fig. 6 is a flowchart illustrating a testing method of a communication device according to the present invention.
The method for testing the communication device according to this embodiment may include:
s11: acquiring a first connection signal, and connecting a first signal switch and a second signal switch according to a first connection mode according to the first connection signal; the first radio frequency terminal of the first signal switch is connected with a first signal generating instrument, the second radio frequency terminal is connected with a second signal generating instrument, the third radio frequency terminal is connected with a first tested device, and the fourth radio frequency terminal is connected with a second tested device; a fifth radio frequency terminal of the second signal switch is connected with the first tested device, a sixth radio frequency terminal is connected with the second tested device, a seventh radio frequency terminal is connected with the first signal analysis instrument, and an eighth radio frequency terminal is connected with the second signal analysis instrument;
s12: acquiring a second connection signal, and switching the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal;
the first connection mode is as follows:
the first radio frequency terminal is connected with a third radio frequency terminal, the second radio frequency terminal is connected with the fourth radio frequency terminal, the fifth radio frequency terminal is connected with the seventh radio frequency terminal, and the sixth radio frequency terminal is connected with the eighth radio frequency terminal;
the second connection mode is as follows:
the first radio frequency terminal is connected with the fourth radio frequency terminal, the second radio frequency terminal is connected with the third radio frequency terminal, the fifth radio frequency terminal of the second signal switch is connected with the eighth radio frequency terminal, and the sixth radio frequency terminal is connected with the seventh radio frequency terminal.
In the testing method of the communication device in this embodiment, the first to fourth radio frequency terminals of the first signal switch are respectively connected to the first signal generating instrument, the second signal generating instrument, the first device under test and the second device under test, and the fifth to eighth radio frequency terminals of the second signal switch are respectively connected to the first device under test, the second device under test, the first signal analyzing instrument and the second signal analyzing instrument, so that when the first connection signal is obtained, the first signal switch and the second signal switch are connected in the first connection mode; when a second connection signal is acquired, switching the connection mode of the first signal switch and the second signal switch from a first connection mode to a second connection mode according to the second connection signal; when the first connection signal is acquired, the first signal generating instrument and the first signal analyzing instrument can execute corresponding signal test work on the first tested equipment, the second signal generating instrument and the second signal analyzing instrument can execute corresponding signal test work on the second tested equipment, and when the first connection signal is acquired, the first signal generating instrument and the first signal analyzing instrument can be switched to execute corresponding signal test work on the second tested equipment, and the second signal generating instrument and the second signal analyzing instrument can be switched to execute corresponding signal test work on the first tested equipment. The first signal switch and the second signal switch can enable the first signal generating instrument and the second signal generating instrument and the first signal analyzing instrument and the second signal analyzing instrument to be in a working state at the same time, can simultaneously execute two signal testing works on two tested devices, and can control the first signal switch and the second signal switch to switch the connection relation between the first signal generating instrument and the second signal generating instrument and between the first signal analyzing instrument and the second signal analyzing instrument and between the two tested devices according to the second connection signal so as to switch and execute the signal testing works on the two tested devices.
The testing method of the communication device in this embodiment may be implemented by a switch switching unit, where the switch switching unit is connected to the first signal switch and the second signal switch. The switch switching unit can acquire a first connection signal, connect the first signal switch and the second signal switch according to the first connection signal in a first connection mode, acquire a second connection signal, and switch the first connection mode to a second connection mode according to the second connection signal.
Before the first signal switch and the second signal switch are switched from the first connection mode to the second connection mode according to the second connection signal, the connection between the first radio frequency terminal and the third radio frequency terminal may be interrupted, the connection between the second radio frequency terminal and the fourth radio frequency terminal may be interrupted, the connection between the fifth radio frequency terminal and the seventh radio frequency terminal may be interrupted, and the connection between the sixth radio frequency terminal and the eighth radio frequency terminal may be interrupted.
The first signal generating instrument and the second signal generating instrument may be instruments for generating test signals (e.g., radio frequency test signals) and outputting the test signals to the device under test, and may be used as signal sources or excitation sources for testing when measuring amplitude characteristics, frequency characteristics, transmission characteristics, and other electrical parameters of various telecommunication systems or telecommunication devices, and when measuring characteristics and parameters of components.
The first signal generating instrument and the second signal generating instrument can be respectively used for generating different signals, for example, the first signal generating instrument can be a large signal generator for generating a large signal, and the second signal generating instrument can be a small signal generator for generating a small signal; the first signal analysis instrument can be a large signal analyzer for testing large signal parameters of the tested equipment, and the second signal analysis instrument can be a small signal analyzer for testing small signal parameters of the tested equipment; specifically, the first signal generation instrument may be a radio frequency signal source, the second signal generation instrument may be a built-in radio frequency signal source of a network analyzer, the first signal analysis instrument may be a spectrum analyzer, and the second signal analysis instrument may be a radio frequency signal detector of the network analyzer. The first signal generating instrument and the second signal generating instrument can be realized by adopting a special radio frequency signal source, and can also be realized by other modes commonly used by a person skilled in the art, such as an FPGA digital frequency synthesis circuit and the like.
For example, when the first signal generating instrument is a radio frequency signal source, and the first signal analyzing instrument is a spectrum analyzer, a large signal test on the first tested device and the second tested device can be performed, the large signal test can be a test on a fixed frequency by using a constant signal (including a dot frequency signal or a spread spectrum signal), and the method is characterized in that the average output Power of a signal returned by the tested device is large, specifically, the radio frequency signal source and the spectrum analyzer can test large signal parameters such as signal gain, maximum output Power, working efficiency, ACPR (Adjacent Channel Power Ratio) and the like of the first tested device and the second tested device, the radio frequency signal source generates a constant test signal, the spectrum analyzer reads the radio frequency signal output by the tested device, performs analysis, and tests the signal gain, the maximum output Power, the spectrum analyzer of the first tested device and the second tested device, Working efficiency, ACPR (Adjacent Channel Power Ratio), and other index parameters.
For example, the second signal generation instrument is a built-in radio frequency signal source of the network analyzer, and when the second signal generation instrument is a radio frequency signal detector of the network analyzer, the small signal test on the first tested device and the second tested device can be performed, the small signal test can be a test in a wide frequency band by adopting a sweep signal, and the small signal generation instrument is characterized in that the average output power of a returned signal of the tested device is small, and the built-in radio frequency signal source and the radio frequency signal detector of the network analyzer can test small signal parameters such as gain flatness, standing-wave ratio, return loss, transmission delay and the like of the first tested device and the second tested device. The network analyzer may be a network analyzer including an S1 port and an S2 port, the S1 port is configured to send a sweep frequency signal and read reflection parameters at an input end of the device under test, such as input standing wave ratio, return loss, and the like, and the S2 port is configured to read transmission parameters of the device under test and reflection parameters at an output end thereof, such as gain flatness, time delay, output standing wave ratio, and the like.
The first signal switch and the second signal switch can be radio frequency switches, the first tested device and the second tested device can be radio frequency communication products, the first tested device is provided with an input end and an output end, the second tested device is provided with an input end and an output end, the input end of the first tested device and the input end of the second tested device are respectively connected with the third radio frequency terminal of the first signal switch and the fourth radio frequency terminal of the first signal switch, and the output end of the first tested device and the output end of the second tested device are respectively connected with the fifth radio frequency terminal and the sixth radio frequency terminal of the second signal switch.
For step S11: in one embodiment, the step of acquiring the first connection signal may comprise:
loading a first test script corresponding to the first tested device and the second tested device, and acquiring a first test item executed by the first signal generating instrument and the first signal analyzing instrument according to the first test script;
loading a second test script corresponding to the first tested device and the second tested device, and acquiring a second test item executed by the second signal generating instrument and the second signal analyzing instrument according to the second test script;
generating a first test process according to the first test item, and generating a second test process according to the second test item;
and acquiring a first connection signal according to the first test process and the second test process so as to control the first signal generating instrument and the first signal analysis instrument to execute a first test process on the first tested device and control the second signal generating instrument and the second signal analysis instrument to execute a second test process on the second tested device.
The embodiment can be implemented by a controller, wherein the controller is connected with the switch switching unit, the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument and the second signal analyzing instrument; the controller can be connected with the first signal generation instrument, the second signal generation instrument, the first signal analysis instrument and the second signal analysis instrument through GPIB cables, and the controller can be connected with the switch switching unit through serial port lines. The controller can be an upper computer with a data processing function, such as a computer.
The controller may be a host computer with test software installed, such as a computer with test software installed. The testing software comprises a testing instrument control software module, a switch switching unit control software module, a testing data storage software module and a user interaction interface used for an operator to inquire testing data and signal switch state information, the operator can also input an operation instruction through the user interaction interface to activate the communication connection between the controller and each device, each software module respectively plays its own role and works in a manner of dividing work, and the control efficiency of the controller can be improved.
Specifically, a first test script corresponding to the first device under test and a second device under test may be loaded through a test instrument control software module of the controller, a first test item executed by the first signal generation instrument and the first signal analysis instrument is obtained according to the first test script, a second test script corresponding to the first device under test and the second device under test is loaded, a second test item executed by the second signal generation instrument and the second signal analysis instrument is obtained according to the second test script, a first test process is generated according to the first test item, and a second test process is generated according to the second test item; specifically, the software module can be controlled by the switch switching unit to obtain the first connection signal according to the first test process and the second test process, and send the first connection signal to the switch switching unit, so as to set the first signal switch and the second signal switch to the first connection mode.
Further, for step S12: the step of acquiring the second connection signal may include:
after controlling the first signal generating instrument and the first signal analyzing instrument to execute a first test process on first tested equipment and controlling the second signal generating instrument and the second signal analyzing instrument to execute a second test process on second tested equipment, acquiring a first closing signal of the first signal generating instrument, and closing a generating signal of the first signal generating instrument according to the first closing signal;
acquiring a second closing signal of a second signal generating instrument, and closing the generating signal of the second signal generating instrument according to the second closing signal;
and generating a second connection signal according to the first closing signal and the second closing signal so as to control the first signal generating instrument and the first signal analysis instrument to execute a first test process on a second tested device and control the second signal generating instrument and the second signal analysis instrument to execute a second test process on the first tested device.
In the embodiment, in the first connection mode, after the first signal generating instrument and the first signal analyzing instrument execute the first test item on the first tested device and the second signal generating instrument and the second signal analyzing instrument execute the second test item on the second tested device, the first closing signal may be acquired by the test instrument control software module of the controller, and the first signal generating instrument is controlled to close the generated signal output, so as to release the communication connection with the first signal generating instrument and the first signal analyzing instrument. And the second closing signal can be acquired through a test instrument control software module of the controller, and the second signal generation instrument is controlled to close the generation signal output so as to release the communication connection with the second signal generation instrument and the second signal analysis instrument.
And then, a second connection signal can be generated by a switch switching unit software control module according to the first closing signal and the second closing signal, and the second connection signal is sent to the switch switching unit, so that the switch switching unit sets the connection mode of the first signal switch and the second signal switch to be a second connection mode, the first signal generating instrument and the first signal analyzing instrument execute a first test process on second tested equipment, and the second signal generating instrument and the second signal analyzing instrument execute a second test process on the first tested equipment.
After the communication connection with the first signal generating instrument and the first signal analyzing instrument is released, the test data of a first test process executed on the first tested device can be stored in a test data storage software module of the controller, specifically, the test data of a first test process executed on the first tested device can be stored in a data report identified by a production serial number of the first tested device, and after the communication connection with the second signal generating instrument and the second signal analyzing instrument is released, the test data of a second test process executed on the second tested device can be stored in a test data storage software module of the controller, specifically, the test data of a second test process executed on the second tested device can be stored in a data report identified by a production serial number of the second tested device. After the first test process is executed on the second tested device and the second test process is executed on the first tested device, the test data of the first test process executed on the second tested device is stored in the data report identified by the production serial number of the second tested device, and the test data of the second test process executed on the first tested device is stored in the data report identified by the production serial number of the first tested device.
The controller can monitor the execution states of the first signal generating instrument and the first signal analyzing instrument and monitor the execution states of the second signal generating instrument and the second signal analyzing instrument when the first signal generating instrument and the first signal analyzing instrument execute a first test process on the first tested device or the second tested device and the second signal generating instrument and the second signal analyzing instrument execute a second test process on the first tested device or the second tested device, if the controller monitors that the execution states of the test instruments are abnormal, an abnormal prompt is sent to an operator through a user interaction interface, and the first test process and the second test process are stopped.
After a first test process is executed on a first tested device by a first signal generating instrument and a first signal analyzing instrument, and a second process is executed on a second tested device by a second signal generating instrument and a second signal analyzing instrument, a first closing signal of the first signal generating instrument and a second closing signal of the second signal generating instrument are obtained, a second connection signal is generated according to the first closing signal and the second closing signal, a switch switching unit is made to set the first signal switch and the second signal switch to be in a second connection mode, so that the first test process is executed on the second tested device by the first signal generating instrument and the first signal analyzing instrument, and the second test process is executed on the first tested device by the second signal generating instrument and the second signal analyzing instrument.
After the first connection signal is acquired, the first signal switch and the second signal switch are set to be in the first connection mode, and the controller can activate the first signal generation instrument, the first signal analysis instrument, the second signal generation instrument and the second signal analysis instrument to enter normal communication work.
The technical features and the advantageous effects described in the embodiments of the test system for communication equipment described above are applicable to the embodiments of the test method for communication equipment, and thus it is stated that the test system for communication equipment and the test method for communication equipment of the present invention correspond to each other.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express a few embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A test apparatus for a communication apparatus, comprising: the switch switching unit is connected with the first signal switch and the second signal switch;
the first signal switch comprises a first radio frequency terminal, a second radio frequency terminal, a third radio frequency terminal and a fourth radio frequency terminal, the first radio frequency terminal is externally connected with a first signal generating instrument, the second radio frequency terminal is externally connected with a second signal generating instrument, the third radio frequency terminal is externally connected with a first tested device, and the fourth radio frequency terminal is externally connected with a second tested device;
the second signal switch comprises a fifth radio frequency terminal, a sixth radio frequency terminal, a seventh radio frequency terminal and an eighth radio frequency terminal, wherein the fifth radio frequency terminal is externally connected with a first tested device, the sixth radio frequency terminal is externally connected with a second tested device, the seventh radio frequency terminal is externally connected with a first signal analysis instrument, and the eighth radio frequency terminal is externally connected with a second signal analysis instrument; the second signal generating instrument and the second signal analyzing instrument are arranged independently;
the switch switching unit is used for acquiring a first connection signal, generating a first level signal according to the first connection signal, sending the first level signal to the first signal switch and the second signal switch, and triggering the first signal switch and the second signal switch to be connected according to a first connection mode; acquiring a second connection signal, generating a second level signal according to the second connection signal, sending the second level signal to the first signal switch and the second signal switch, and triggering the first signal switch and the second signal switch to switch from the first connection mode to the second connection mode;
the first connection mode is as follows:
the first radio frequency terminal is connected with a third radio frequency terminal, the second radio frequency terminal is connected with the fourth radio frequency terminal, the fifth radio frequency terminal is connected with the seventh radio frequency terminal, and the sixth radio frequency terminal is connected with the eighth radio frequency terminal;
the second connection mode is as follows:
the first radio frequency terminal is connected with the fourth radio frequency terminal, the second radio frequency terminal is connected with the third radio frequency terminal, the fifth radio frequency terminal of the second signal switch is connected with the eighth radio frequency terminal, and the sixth radio frequency terminal is connected with the seventh radio frequency terminal.
2. A test system for a communication device, comprising the test device of claim 1, a first signal generating meter, a second signal generating meter, a first signal analyzing meter, a second signal analyzing meter;
a first radio frequency terminal of the first signal switch is connected with a first signal generating instrument, and a second radio frequency terminal of the first signal switch is connected with a second signal generating instrument; and a seventh radio frequency terminal of the second signal switch is connected with the first signal analysis instrument, and an eighth radio frequency terminal of the second signal switch is connected with the second signal analysis instrument.
3. The system for testing communication equipment of claim 2, wherein said first signal generating instrument is a radio frequency signal source, said first signal analyzing instrument is a spectrum analyzer, said second signal generating instrument is a built-in radio frequency signal source of a network analyzer, and said second signal analyzing instrument is a radio frequency signal detector of said network analyzer.
4. The test system of the communication device according to claim 2 or 3, further comprising a controller connected to the switch switching unit, the first signal generating instrument, the second signal generating instrument, the first signal analyzing instrument, and the second signal analyzing instrument;
the controller is used for loading a first test script corresponding to the first tested device and a second tested device, acquiring a first test item executed by the first signal generating instrument and the first signal analyzing instrument according to the first test script, loading a second test script corresponding to the first tested device and the second tested device, and acquiring a second test item executed by the second signal generating instrument and the second signal analyzing instrument according to the second test script;
the controller is also used for generating a first test process according to the first test item and generating a second test process according to the second test item;
and the first connection signal is sent to the switch switching unit to control the first signal generating instrument and the first signal analyzing instrument to execute a first test process on the first device under test, and control the second signal generating instrument and the second signal analyzing instrument to execute a second test process on the second device under test.
5. The test system of claim 4, wherein the controller is further configured to obtain a first shutdown signal of the first signal generating instrument after controlling the first signal generating instrument and the first signal analyzing instrument to perform a first test procedure on the first device under test and controlling the second signal generating instrument and the second signal analyzing instrument to perform a second test procedure on the second device under test, and to shut down a generation signal of the first signal generating instrument according to the first shutdown signal;
acquiring a second closing signal of a second signal generating instrument, and closing the generating signal of the second signal generating instrument according to the second closing signal;
and generating a second connection signal according to the first closing signal and the second closing signal, and sending the second connection signal to the switch switching unit so as to control the first signal generating instrument and the first signal analyzing instrument to execute a first test process on a second tested device and control the second signal generating instrument and the second signal analyzing instrument to execute a second test process on the first tested device.
6. The test system of claim 5, wherein the controller is further configured to establish a communication connection between the controller and the first signal generation instrument, the first signal analysis instrument, the second signal generation instrument, and the second signal analysis instrument according to the first connection signal after acquiring the first connection signal according to the first test process and the second test process;
and/or the presence of a gas in the gas,
and the controller is also used for establishing communication connection between the controller and the first signal generating instrument, the first signal analysis instrument, the second signal generating instrument and the second signal analysis instrument according to the second connection signal after generating a second connection signal according to the first closing signal and the second closing signal.
7. A method for testing a communication device, comprising the steps of:
acquiring a first connection signal, generating a first level signal according to the first connection signal, sending the first level signal to a first signal switch and a second signal switch, and triggering the first signal switch and the second signal switch to be connected according to a first connection mode; the first radio frequency terminal of the first signal switch is connected with a first signal generating instrument, the second radio frequency terminal is connected with a second signal generating instrument, the third radio frequency terminal is connected with a first tested device, and the fourth radio frequency terminal is connected with a second tested device; a fifth radio frequency terminal of the second signal switch is connected with the first tested device, a sixth radio frequency terminal is connected with the second tested device, a seventh radio frequency terminal is connected with the first signal analysis instrument, and an eighth radio frequency terminal is connected with the second signal analysis instrument; acquiring a second connection signal, generating a second level signal according to the second connection signal, sending the second level signal to the first signal switch and the second signal switch, and triggering the first signal switch and the second signal switch to switch from the first connection mode to the second connection mode; the second signal generating instrument and the second signal analyzing instrument are arranged independently;
the first connection mode is as follows:
the first radio frequency terminal is connected with a third radio frequency terminal, the second radio frequency terminal is connected with the fourth radio frequency terminal, the fifth radio frequency terminal is connected with the seventh radio frequency terminal, and the sixth radio frequency terminal is connected with the eighth radio frequency terminal;
the second connection mode is as follows:
the first radio frequency terminal is connected with the fourth radio frequency terminal, the second radio frequency terminal is connected with the third radio frequency terminal, the fifth radio frequency terminal of the second signal switch is connected with the eighth radio frequency terminal, and the sixth radio frequency terminal is connected with the seventh radio frequency terminal.
8. The method for testing a communication device according to claim 7, wherein the first signal generation instrument is a radio frequency signal source, the first signal analysis instrument is a spectrum analyzer, the second signal generation instrument is a built-in radio frequency signal source of a network analyzer, and the second signal analysis instrument is a radio frequency signal detector of the network analyzer.
9. The method for testing a communication device according to claim 7 or 8, wherein the step of acquiring the first connection signal comprises:
loading a first test script corresponding to the first tested device and the second tested device, and acquiring a first test item executed by the first signal generating instrument and the first signal analyzing instrument according to the first test script;
loading a second test script corresponding to the first tested device and the second tested device, and acquiring a second test item executed by the second signal generating instrument and the second signal analyzing instrument according to the second test script;
generating a first test process according to the first test item, and generating a second test process according to the second test item;
and acquiring a first connection signal according to the first test process and the second test process so as to control the first signal generating instrument and the first signal analysis instrument to execute a first test process on the first tested device and control the second signal generating instrument and the second signal analysis instrument to execute a second test process on the second tested device.
10. The method for testing a communication device according to claim 9, wherein the step of acquiring the second connection signal comprises:
after controlling the first signal generating instrument and the first signal analyzing instrument to execute a first test process on first tested equipment and controlling the second signal generating instrument and the second signal analyzing instrument to execute a second test process on second tested equipment, acquiring a first closing signal of the first signal generating instrument, and closing a generating signal of the first signal generating instrument according to the first closing signal;
acquiring a second closing signal of a second signal generating instrument, and closing the generating signal of the second signal generating instrument according to the second closing signal;
and generating a second connection signal according to the first closing signal and the second closing signal so as to control the first signal generating instrument and the first signal analysis instrument to execute a first test process on a second tested device and control the second signal generating instrument and the second signal analysis instrument to execute a second test process on the first tested device.
CN201710307600.6A 2017-05-03 2017-05-03 Test method, test system and test equipment of communication equipment Expired - Fee Related CN107222270B (en)

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