CN114710203A - Cloud testing system and cloud testing method - Google Patents
Cloud testing system and cloud testing method Download PDFInfo
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- CN114710203A CN114710203A CN202111285435.1A CN202111285435A CN114710203A CN 114710203 A CN114710203 A CN 114710203A CN 202111285435 A CN202111285435 A CN 202111285435A CN 114710203 A CN114710203 A CN 114710203A
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- 230000003287 optical effect Effects 0.000 claims abstract description 87
- 238000004458 analytical method Methods 0.000 claims description 7
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- 238000010998 test method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 10
- 238000004891 communication Methods 0.000 description 9
- 238000011161 development Methods 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/075—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal
- H04B10/079—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using an in-service signal using measurements of the data signal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
Abstract
The application discloses a cloud test system and a cloud test method, which can reduce material equipment used in optical module testing. The application provides a cloud test system, includes: the testing module is used for connecting to an optical module and carrying out transceiving test on the optical module; the cloud end debugging module is used for selecting and gating the test modules and controlling all the test modules to test; the testing module and the cloud end debugging module are connected to a first network in a wired or wireless mode, unique network addresses are distributed to the testing module and the cloud end debugging module, and the cloud end debugging module is connected to the testing module and achieves connection through the unique network addresses.
Description
Technical Field
The application relates to the field of optical module testing, in particular to a cloud testing system and a cloud testing method.
Background
In the development process of 5G communication, operation, maintenance and management of a communication system are particularly prominent, and intelligent management and control of a communication unit need to be performed in real time and remotely, which is a current major development bottleneck. Optical communication is the core of 5G key networking, optical modules used in optical communication have higher and higher speed, application environments are more and more complex, and performance tests of the optical modules become more important before optical communication is performed by using the optical modules.
In the prior art, a lot of test material pieces are needed for testing an optical module, which is not beneficial to the development of optical communication, and therefore, a simplified cloud test system is urgently needed to reduce the material equipment used in the optical module testing.
Disclosure of Invention
In view of this, the present application provides a cloud test system and a cloud test method, which can reduce material devices used in an optical module test.
The application provides a cloud test system, includes:
the testing module is used for connecting to an optical module and carrying out transceiving test on the optical module;
the cloud debugging module is used for selecting and gating the test modules, and is used for controlling all the test modules to test;
the testing module and the cloud end debugging module are connected to a first network in a wired or wireless mode, unique network addresses are distributed to the testing module and the cloud end debugging module, and the cloud end debugging module is connected to the testing module and achieves connection through the unique network addresses.
Optionally, the cloud debugging module includes a switch unit, connected to all of the test modules, and configured to select and gate the test modules.
Optionally, the cloud debugging module includes a display unit, and the display unit is connected to the switch unit, and thus connected to the test module gated by the switch unit, and configured to display the test data output by the test module.
Optionally, the display unit includes an oscilloscope.
Optionally, the cloud debugging module further includes a second switch, which is disposed between the display unit and the switch unit, and is used for controlling the connection condition between the display unit and the switch unit.
Optionally, the test module may be connected to at least two of the optical modules at the same time, and may perform transceiving test on the two or more optical modules at the same time.
Optionally, the test module includes:
a power supply assembly for providing a drive signal;
the first test board is connected to the control unit and the power supply assembly and is also used for being connected to an optical module to be tested and testing the performance of a transmitter and a receiver of the optical module;
the second test board is connected to the power supply component to receive the driving signal, is also used for being connected to a light source to drive the light source, and emits light signals to the optical module assembled on the first test board by the light source;
and the error rate analyzer is connected to the control unit, the first test board and the second test board, and is used for performing error rate analysis on the optical signal transmitted by the transmitter of the optical module connected to the first test board and the optical signal received by the receiver, and performing error rate analysis on the optical signal transmitted by the transmitting end of the light source connected to the second test board.
Optionally, the test module further includes:
the attenuator is connected to the first test board, the second test board and the control unit and used for adjusting the power of an optical signal emitted by an emitter of an optical module connected with the first test board and adjusting the power of an optical signal emitted by an emitting end of a light source connected with the second test board according to the control of the control unit;
and the heat flow meter is connected to the first test board and the control unit and used for providing cold and hot air for the first test board according to the control of the control unit so as to adjust the temperature of the first test board.
The application also provides a cloud testing method of the optical module, which comprises the following steps:
providing a cloud debugging module;
providing a test module to be connected to the cloud debugging module, wherein the test module is used for carrying out transceiving test on an optical module so as to obtain test data;
providing a first network;
connecting the cloud debugging module and the testing module to a first network;
allocating unique network addresses to the cloud debugging module and the testing module;
connecting the cloud debugging module to the testing module through the unique network address;
and controlling the cloud debugging module to debug and connect to the testing module.
Optionally, the test module and the cloud debugging module are connected through a handshake protocol.
According to the cloud test system and the cloud test method, the debugging modules required by testing of a part of optical modules are arranged at the cloud end, and the test modules can be connected to the cloud end debugging modules through the first network, so that the plurality of test modules can share one set of cloud end debugging module, and debugging devices required by testing the plurality of test modules are saved.
Moreover, each test module can be connected to one optical module, so that the cloud test system can at least simultaneously evaluate two optical modules, thereby greatly accelerating the test speed of the optical modules and improving the test efficiency of the optical modules.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cloud test system in an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a cloud test system in an embodiment of the present application.
Fig. 3 is a schematic diagram illustrating that each test module performs a transceiving test simultaneously according to an embodiment of the present application.
Fig. 4 is a schematic diagram illustrating that each test module performs a transceiving test simultaneously according to an embodiment of the present application.
Fig. 5 is a schematic flowchart illustrating steps of the cloud testing method according to an embodiment of the present application.
Detailed Description
The cloud test system and the cloud test method are further described with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of a cloud testing system according to an embodiment of the present application.
In this embodiment, the cloud test system includes: the testing system comprises at least two testing modules 101, wherein the testing modules 101 are used for being connected to an optical module and carrying out transceiving test on the optical module; the cloud end debugging module 102 is used for selecting and gating the test module 101, and the cloud end debugging module 102 is used for controlling all the test modules 101 to test; the testing module 101 and the cloud end debugging module 102 are connected to a first network in a wired or wireless mode, unique network addresses are distributed to all the testing module 101 and the cloud end debugging module 102, and when the cloud end debugging module 102 is connected to the testing module 101, connection is achieved through the unique network addresses.
The cloud debugging module 102 includes a switch unit, connected to all the test modules 101, and configured to select and gate the test modules 101. The Switch unit includes a plurality of Optical switches 12 (Optical Switch) connected in one-to-one correspondence with the Optical modules connected in the test module 101.
The cloud debugging module 102 includes a display unit 13, and the display unit 13 is connected to the switch unit 12, and thus connected to the test module 101 gated by the switch unit, and configured to display the test data output by the test module 101.
The display unit includes an oscilloscope. In another embodiment, the display unit may further include an upper computer 14, and the display of the upper computer 14 displays the corresponding test data.
The cloud debugging module 102 further includes a second switch 11, disposed between the display unit and the switch unit 12, for controlling a connection condition between the display unit and the switch unit. The second unit comprises a radio frequency switch which is powered by a power supply 10 to switch on the display unit and the switch unit.
In this embodiment, the first network 5 includes a local area network, a wide area network, and the like, and the first network 5 can be implemented based on at least one of CDMA, GPRS, CDPD, and other network system types.
In an embodiment, the test module and the cloud end debugging module are connected through a handshake protocol, so that the test module and the cloud end debugging module can acquire the unique network address of the other party when being connected with each other, and connection errors are prevented.
In the embodiment shown in fig. 2, the test module and the cloud debugging module are both connected to the first network 5 through respective upper computers, and the upper computers are connected to all local devices to obtain test data of the local related devices or output local control instructions to control testing, debugging and the like of the local devices.
Based on the form, the test module and the cloud debugging module in the cloud test system can realize diversified connection modes. For example, the test module and the cloud debugging module are connected to each other through a handshake protocol.
A handshake protocol refers to a type of network protocol that is used primarily to allow a client and a server to confirm the identity of each other. In addition, in order to protect the data transmitted in the SSL record packet, the handshake protocol can also assist the two parties in selecting the encryption algorithm, MAC algorithm and related keys used for connection. Before transferring data for an application, a handshake protocol must be used to accomplish this.
Due to the fact that a handshake protocol is used, a secret key, an encryption algorithm and the like can be used, and a test module and a cloud debugging module in the cloud test system have certain safety performance.
Each of the test modules 101 is configured to access an optical module and a light source, and test a transmitting end and a receiving end of the accessed optical module and the light source.
Because the cloud test system in this application has at least two test module 101, each test module 101 can both be connected to at least one the optical module, consequently, no matter which test module is connected to the high in the clouds debugging module, can realize the test and appraisal of two optical modules simultaneously at least, greatly accelerated the test speed of optical module, improved the efficiency of software testing of optical module.
The test module 101 includes: and the power supply assembly is used for providing a driving signal.
The test module 101 includes: the first test board 7 is connected to the control unit 102 and the power supply assembly, and is further used for being connected to an optical module to be tested and testing the performance of a transmitter and a receiver of the optical module;
the first test board 7 needs to communicate with the optical module and complete related tests, I2C wires are required to be connected, and all the first test boards are connected to the control unit 102, and when a plurality of test modules 101 exist in the cloud test system, no communication needs to exist between the first test boards 7 in each test module 101.
The test module 101 includes: and the second test board 6 is connected to the power supply component to receive the driving signal, the second test board 6 is also used for being connected to a light source to drive the light source, and the light source emits light signals to the optical module assembled on the first test board 7. The second test board 6 is a light source test board capable of testing a light source emitting a light signal.
The test module 101 includes: and an error rate analyzer 8, connected to the control unit 102, the first test board 7 and the second test board 6, configured to perform error rate analysis on an optical signal transmitted by a transmitter of an optical module to which the first test board 7 is connected and an optical signal received by a receiver, and perform error rate analysis on an optical signal transmitted by a transmitting end of a light source to which the second test board 6 is connected.
The ber analyzer 8 may be used to detect distortion during transmission of signals of different rates and different models. Under the condition of an error code rate analyzer 8, the eye diagram of the transmitter of the optical module can be seen in a Digital Communication Analyzer (DCA), and the error code rate transmitted in the optical signal received by the receiver of the optical module can be seen, so that the performance test of a transmitting end and a receiving end is completed.
Since the first test board 7 and the second test board 6 need to supply power to the light module and the light source, respectively, they have different operating voltages. Thus, the power supply assembly comprises a first power supply 2 and a second power supply 2, respectively powering the first test board 7 and the second test board 6, thereby meeting the requirements of the first test board 7 and the second test board 6 for different operating voltages.
The bit error rate analyzer 8 comprises four input ends, namely a transmitting positive terminal, a transmitting negative terminal, a receiving positive terminal and a receiving negative terminal; the first test board 7 is provided with a receiving terminal and a transmitting terminal which are respectively used for connecting to a receiver and a transmitter of an optical module to be tested, and the receiving terminal and the transmitting terminal are respectively connected to a transmitting negative terminal and a receiving positive terminal of the bit error rate analyzer 8; the second test board 6 is provided with a receiving terminal and a transmitting terminal, which are respectively used for connecting to a receiver and a transmitter of an optical module to be tested, and the transmitting terminal is connected to a transmitting positive terminal of the bit error rate analyzer 8.
Referring to fig. 2, the number of the test modules 101 is four, and therefore in the embodiment shown in fig. 2, the number of the first test board 7 and the number of the second test board 6 are four respectively, and the ber analyzer 8 includes four sets of the four input terminals for providing ber analysis for the four first test boards 7 and the four second test boards 6 in fig. 2.
In fact, when the number of the test modules 101 is other, the number of sets of the four input ends of the ber analyzer 8 is changed to meet the requirement of the number of the test modules 101.
The test module 101 further comprises: and an attenuator 4, connected to the first test board 7, the second test board 6 and the control unit 102, for attenuating the power value of the light according to the control of the control unit 102, so as to adjust the power of the optical signal emitted by the emitter of the optical module on the first test board 7 and the second test board 6.
In the embodiment shown in fig. 2, the input end of the attenuator 4 is connected to the emitting end of the light source, and the output end is connected to the receiving end of the module. The light source can provide light with different power values through the attenuation of the attenuator 4, and then the attenuated light is transmitted to the receiver of the optical module, so that the performance test of the receiver of the optical module can be carried out.
In the embodiment shown in fig. 2, the first power supply 2, the second power supply 2, the attenuator 4, the oscilloscope, and the bit error rate analyzer all have 4 channels, which respectively correspond to 4 test boards, the four channels can be independently controlled, and can be simultaneously tested by cooperating with software, and the devices used in the test of the receiving end and the testing end are not simultaneously used, which causes mutual interference, thereby creating a hardware environment for the independent control of the software.
Thus, the light module receiving unit is configured to be able to test a transmitter and a receiver to which the light module is connected simultaneously.
Specifically, please refer to fig. 3 and 4, wherein fig. 3 is a schematic diagram illustrating that each test module performs a transceiving test simultaneously in an embodiment of the present application; fig. 4 is a schematic diagram illustrating that each test module performs a transceiving test simultaneously according to an embodiment of the present application.
The fuzzy block 201 in fig. 3 is a program block diagram of software in Labview, corresponding to code used in other software languages, for calling a child virtual instrument vi (virtual instrument) in Labview. Each fuzzy block 201 in fig. 3 corresponds to the test of one channel, and four fuzzy blocks can realize the function of multi-channel parallel test.
The first fuzzy block 301 and the second fuzzy block 302 in fig. 4 are both program block diagrams of software in Labview, and correspond to codes used in other software languages, and are used for calling a child virtual instrument vi (virtual instrument) in Labview.
In addition, the first of the left-most five first fuzzy blocks 301 is a general configuration sub-virtual instrument VI, the remaining four first fuzzy blocks 301 function as the transmitting end test of four channels, and the four second fuzzy blocks 302 function as the receiving end test of four channels.
The five parameters referred to in FIG. 3 and FIG. 4 are artificially defined configuration names and control names of labview, and need not pay special attention, wherein Threapar3- [ 1-4 ] blocks, Threapar 2- [ 0-4 ] blocks, testingblock, Threapar 2- [5-8] blocks are file names to which child VI is called, and executing, bidiationdata and testsulttable are respectively control arrays, channel tables and total test result tables in labview.
In this embodiment, the plurality of test modules 101 are independently controlled in a multithreading manner, and when the test modules 101 can respectively test the performance parameters of the transmitting end and the receiving end, the performance parameters are not interfered with each other and can be simultaneously tested.
In the embodiment shown in fig. 2, the test module 101 further includes: the heat flow meter 1 is connected to the first test board 7 and the control unit 102, and is configured to provide cold and hot air to the first test board 7 according to the control of the control unit 102, so as to adjust the temperature of the first test board 7. Moreover, the heat flow meter 1 can also provide a temperature environment required by the test for the cloud test system.
The power supply assembly comprises a first power supply 2 and a second power supply 3 for powering the first test board 7 and the second test board 6, respectively.
Because the cloud test system in the application has at least two test modules 101, each test module 101 can be connected to one optical module, therefore, the cloud test system can at least simultaneously realize the evaluation of two optical modules, thereby greatly accelerating the test speed of the optical modules, improving the test efficiency of the optical modules and also improving the utilization rate of the cloud test system.
In the embodiment of the application, a cloud testing method of the optical module is further provided.
Please refer to fig. 5, which is a flowchart illustrating a cloud testing method for the unorganized optical modules in an embodiment.
In this embodiment, the cloud testing method for the optical module includes the following steps:
step S101: providing a cloud debugging module;
step S102: providing a test module to be connected to the cloud debugging module, wherein the test module is used for carrying out transceiving test on an optical module so as to obtain test data;
step S103: providing a first network;
step S104: connecting the cloud debugging module and the testing module to a first network;
step S105: allocating unique network addresses to the cloud debugging module and the testing module;
step S106: connecting the cloud debugging module to the testing module through the unique network address;
step S107: and controlling the cloud debugging module to debug and connect to the testing module.
In this embodiment, the test module and the cloud debugging module are connected through a handshake protocol.
In the embodiment shown in fig. 2, the test module and the cloud debugging module are both connected to the first network through respective upper computers, and the upper computers are connected to all local devices to obtain test data of local related devices or output local control instructions to control testing, debugging and the like of the local devices.
Based on the form, the test module and the cloud debugging module in the cloud test system can realize diversified connection modes. For example, the test module and the cloud debugging module are connected to each other through a handshake protocol.
A handshake protocol refers to a type of network protocol that is used primarily to allow a client and a server to confirm the identity of each other. In addition, in order to protect the data transmitted in the SSL packet, the handshake protocol can also assist the two parties in selecting the encryption algorithm, MAC algorithm and related key used in connection. Before transferring data for an application, a handshake protocol must be used to accomplish this.
Due to the fact that a handshake protocol is used, a secret key, an encryption algorithm and the like can be used, and a test module and a cloud debugging module in the cloud test system have certain safety performance.
The above-mentioned embodiments are only examples of the present application, and not intended to limit the scope of the present application, and all equivalent structures or equivalent flow transformations made by the contents of the specification and the drawings, such as the combination of technical features between the embodiments and the direct or indirect application to other related technical fields, are also included in the scope of the present application.
Claims (10)
1. A cloud testing system, comprising:
the testing module is used for connecting to an optical module and carrying out transceiving test on the optical module;
the cloud debugging module is used for selecting and gating the test modules, and is used for controlling all the test modules to test;
the testing module and the cloud end debugging module are connected to a first network in a wired or wireless mode, unique network addresses are distributed to the testing module and the cloud end debugging module, and when the cloud end debugging module is connected to the testing module, connection is achieved through the unique network addresses.
2. The cloud test system of claim 1, wherein the cloud debug module comprises a switch unit connected to all of the test modules and configured to alternatively gate the test modules.
3. The cloud test system of claim 2, wherein the cloud debugging module comprises a display unit, and the display unit is connected to the switch unit and thus connected to the test module gated by the switch unit, and is configured to display the test data output by the test module.
4. The cloud testing system of claim 3, wherein the display unit comprises an oscilloscope.
5. The cloud test system of claim 3, wherein the cloud debugging module further comprises a second switch, disposed between the display unit and the switch unit, for controlling a connection condition between the display unit and the switch unit.
6. The cloud test system of claim 1, wherein the test module is capable of being connected to at least two or more of the optical modules simultaneously, and capable of performing transceiver testing on two or more of the optical modules simultaneously.
7. The cloud testing system of claim 1, wherein the testing module comprises:
a power supply component for providing a drive signal;
the first test board is connected to the control unit and the power supply assembly and is also used for being connected to an optical module to be tested and testing the performance of a transmitter and a receiver of the optical module;
the second test board is connected to the power supply component to receive the driving signal, is also used for being connected to a light source to drive the light source, and emits light signals to the optical module assembled on the first test board by the light source;
and the error rate analyzer is connected to the control unit, the first test board and the second test board, and is used for performing error rate analysis on the optical signal transmitted by the transmitter of the optical module connected to the first test board and the optical signal received by the receiver, and performing error rate analysis on the optical signal transmitted by the transmitting end of the light source connected to the second test board.
8. The cloud testing system of claim 7, wherein the testing module further comprises:
the attenuator is connected to the first test board, the second test board and the control unit and used for adjusting the power of an optical signal emitted by an emitter of an optical module connected with the first test board and adjusting the power of an optical signal emitted by an emitting end of a light source connected with the second test board according to the control of the control unit;
the test module further comprises:
and the heat flow meter is connected to the first test board and the control unit and used for providing cold and hot air for the first test board according to the control of the control unit so as to adjust the temperature of the first test board.
9. A cloud testing method for an optical module is characterized by comprising the following steps:
providing a cloud debugging module;
providing a test module to be connected to the cloud end debugging module, wherein the test module is used for carrying out transceiving test on an optical module to obtain test data;
providing a first network;
connecting the cloud debugging module and the testing module to a first network;
allocating unique network addresses to the cloud debugging module and the testing module;
connecting the cloud debugging module to the testing module through the unique network address;
and controlling the cloud debugging module to debug and connect to the testing module.
10. The method according to claim 9, wherein the test module and the cloud debug module are connected by a handshake protocol.
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| US20090279887A1 (en) * | 2008-05-12 | 2009-11-12 | Verizon Services Organization, Inc. | Systems and Methods For Wavelength Scanning Of In-Service Wavelength Division Multiplexing Systems |
| CN106059852A (en) * | 2016-05-20 | 2016-10-26 | 索尔思光电（成都）有限公司 | Optical module cloud test system and method |
| WO2017118149A1 (en) * | 2016-01-07 | 2017-07-13 | 烽火通信科技股份有限公司 | Method and apparatus for rapidly collecting fibre interconnection information |
| CN211656146U (en) * | 2020-04-19 | 2020-10-09 | 大连优迅科技有限公司 | ROSA performance test system |
| CN112422182A (en) * | 2020-11-20 | 2021-02-26 | 平湖科谱激光科技有限公司 | Multifunctional debugging and testing device and method for WDM (wavelength division multiplexing) optical module |
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2021
- 2021-11-02 CN CN202111285435.1A patent/CN114710203A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090279887A1 (en) * | 2008-05-12 | 2009-11-12 | Verizon Services Organization, Inc. | Systems and Methods For Wavelength Scanning Of In-Service Wavelength Division Multiplexing Systems |
| WO2017118149A1 (en) * | 2016-01-07 | 2017-07-13 | 烽火通信科技股份有限公司 | Method and apparatus for rapidly collecting fibre interconnection information |
| CN106059852A (en) * | 2016-05-20 | 2016-10-26 | 索尔思光电（成都）有限公司 | Optical module cloud test system and method |
| CN211656146U (en) * | 2020-04-19 | 2020-10-09 | 大连优迅科技有限公司 | ROSA performance test system |
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