CN101783705A - Multi-optical switch switching device and method - Google Patents
Multi-optical switch switching device and method Download PDFInfo
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- CN101783705A CN101783705A CN201010112144A CN201010112144A CN101783705A CN 101783705 A CN101783705 A CN 101783705A CN 201010112144 A CN201010112144 A CN 201010112144A CN 201010112144 A CN201010112144 A CN 201010112144A CN 101783705 A CN101783705 A CN 101783705A
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Abstract
The invention discloses a multi-optical switch switching device, which comprises an upper computer, a main control unit and an optical switch array unit, wherein the upper computer is used for sending an optical switch control command to the main control unit and receiving a test result of a test instrument; the main control unit is used for receiving the optical switch control command, analyzing and amplifying into an optical switch control signal and then sending to the optical switch array unit; the optical switch array unit is used for receiving the optical switch control command sent by the main control unit and carrying out opening/closing configuration on the corresponding optical switch according to the optical switch control command; and the optical switch array unit comprises two or more optical switches, and any optical switch can be connected with the test instrument. The invention further discloses a multi-optical switch switching method, and the adoption of the device and the method can realize simple test and flexible operation and improve the device usability.
Description
Technical Field
The invention relates to the field of optical port equipment testing, in particular to a multi-optical switch switching device and a method.
Background
In the prior art, for a transmission device with multiple optical ports, tests such as transmission error performance need to be performed. At present, an automatic test script can only test a single optical port, but in the test process of a multi-optical port transmission device, a plurality of optical ports need to be traversed.
To solve the above problems, the invention patent No. CN200510088660.0 discloses an optical switch switching device for testing a multi-optical port transmission apparatus, the optical switch switching device includes a main controller unit and an optical switch array unit; the main controller comprises a processor unit, a communication interface unit, a driving circuit unit and a programmable logic unit; the main controller is used for information communication between the optical switch switching device and the error code test instrument and configuring the optical switches in the optical switch array unit; the optical switch array unit comprises a plurality of optical switches, and the configuration of the optical switches is realized by the configuration of the main processor unit of the main controller to the control pin of each optical switch through the driving circuit unit. The device can connect any one path of optical port in one test instrument and one tested multipath optical port device for testing by controlling the state of the optical switch. However, the device has the disadvantages that only one test instrument can be connected, the test instrument can only be connected with a fixed optical switch, the use of customers is not facilitated, and the universality and the usability are poor.
Disclosure of Invention
In view of the above, the main objective of the present invention is to provide a multi-optical switch switching device and method, which are simpler in test and more flexible in operation.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the invention provides a multi-optical switch switching device, comprising: the system comprises an upper computer, a main control unit and an optical switch array unit;
the upper computer is used for sending an optical switch control command to the main control unit and receiving a test result of the test instrument;
the main control unit is used for receiving the optical switch control command, analyzing and amplifying the optical switch control command into an optical switch control signal and then sending the optical switch control signal to the optical switch array unit;
the optical switch array unit is used for receiving the optical switch control signal sent by the main control unit and configuring the corresponding optical switch according to the optical switch control signal;
the optical switch array unit comprises two or more optical switches, and any one optical switch can be connected with a test instrument.
In the foregoing solution, the main control unit further includes: the processor unit is used for analyzing and sending the received light switch control command to the driving circuit unit; sending an LED control signal to an LED circuit unit; the drive circuit unit is used for amplifying the optical switch control signal sent by the processor unit; and the LED circuit unit is used for receiving the LED control signal of the processor unit and displaying the connection state of the optical switch array unit.
In the above scheme, each optical switch is connected to one or more test instruments or optical ports of the device under test.
In the above solution, the optical switch array unit is specifically configured to configure the optical switch currently being tested and the optical switch connected to the test instrument into a cross state, and configure the remaining optical switches into a reflection state.
In the foregoing solution, the main control unit further includes: the key circuit unit is used for sending an optical switch control command to the processor unit through a key of the key circuit unit; correspondingly, the main control unit receives the optical switch control command sent by the key circuit unit.
The invention also provides a multi-optical switch switching method,
the main control unit receives the optical switch control command, analyzes the received optical switch control command, amplifies the analyzed optical switch control signal and sends the amplified optical switch control signal to the optical switch array;
the optical switch array configures the state of the optical switch according to the optical switch control signal;
the optical switch array unit comprises two or more optical switches, and any one optical switch can be connected with a test instrument.
In the scheme, the optical switch control command is sent to the main control unit by the upper computer; or the key control circuit unit sends the key to the main control unit through the key of the key control circuit unit.
Therefore, the multi-optical switch switching device and the method provided by the invention can be connected with a plurality of test instruments and tested equipment of a plurality of optical ports by configuring the optical switch array unit through the optical switch control signal, and the test instruments are not fixed in position, simple in test and flexible in operation.
Drawings
FIG. 1 is a schematic structural diagram of a multi-optical switch switching device according to the present invention;
FIG. 2 is a schematic diagram of an optical switch;
fig. 3 is a flow chart of the multi-optical switch switching method of the present invention.
Detailed Description
The basic idea of the invention is: and sending an optical switch control signal to the optical switch array through the main control unit, configuring an optical port to be tested and an optical switch connected with the test instrument into a connection state, and disconnecting the rest optical switches.
The optical switch can be connected with one or more test instruments and also can be connected with an optical port of the tested equipment.
The invention relates to a multi-optical switch switching device, which is arranged between a test instrument and a tested device of a multi-path optical port, and has the specific structure shown in figure 1, wherein the device comprises a main control unit 12 and an optical switch array unit 13; the key points are as follows: the device also comprises an upper computer 11 connected with a main control unit 12; wherein,
the upper computer 11 is connected with the main control unit 12 and used for automatically sending an optical switch control command to the main control unit 12 according to a pre-edited compiling script and receiving a test result of the test instrument;
the main control unit 12 is connected with the upper computer 11 and the optical switch array unit 13, and is used for receiving the optical switch control command sent by the upper computer 11, analyzing and amplifying the received optical switch control command into an optical switch control signal, and sending the optical switch control signal to the optical switch array unit 13;
and the optical switch array unit 13 is connected with the main control unit 12, receives the optical switch control signal sent by the main control unit 12, and configures the opening and closing of the corresponding optical switch according to the optical switch control signal.
Wherein the main control unit 12 further comprises:
the processor unit 121 is configured to analyze the received light switch control command and send the analyzed light switch control command to the driving circuit unit 122; sends an LED control signal to the LED circuit unit 123;
a driving circuit unit 122 for amplifying the optical switch control signal transmitted from the processor unit 121;
an LED circuit unit 123 for receiving the LED control signal of the processor unit 121 and displaying the connection state of the optical switch array unit 13; the LED lamp is turned on and connected with the optical switch, the test is carried out, and the LED lamp is turned off and in an off state of the optical switch.
The optical switch array unit 13 specifically includes: two or more optical switches 131; the optical switch 131 currently under test and the optical switch 131 connected to the test meter are configured in a cross state, and the remaining optical switches 131 are configured in a reflective state. The optical switch 131 is connected between the test instrument and the optical port of the device under test, and any optical switch can be connected to the test instrument. The specific structure of the optical switch 131 is shown in fig. 2, where pin 2 is connected to pin 4, and pin 3 is connected to pin 1, the optical switch 131 is in a cross state, i.e., a connection state; when pin 3 is connected to pin 4 and pin 2 is connected to pin 1, the optical switch 131 is in a reflective state, i.e., an off state.
Further, the main control unit 12 may further include:
the key circuit unit 124 sends an optical switch control command to the processor unit 121 through its own key, where the key corresponds to the optical switches 131 one to one, and after the first optical port test is completed, the next key controls the corresponding optical switch 131 to test the optical port connected to the optical switch 131 corresponding to the next key.
The present invention also provides a multi-optical port switching method, as shown in fig. 3:
301, receiving a light switch control command by a main control unit;
here, the optical switch control command is sent to the main control unit by the upper computer; or the key control circuit unit sends the key to the main control unit through the key of the key control circuit unit.
The upper computer is a computer for running a script for compiling the control command of the optical switch, taking testing the optical port corresponding to the first optical switch as an example, and the upper computer sends the control command of the optical switch to the main control unit as follows: the upper computer sends an optical switch control command to a processor unit in the main control unit; the optical switch control command is as follows: the first optical switch is communicated with the optical switch connected with the test instrument, and the other optical switches are disconnected; the number of the test meters can be one or more, and each test meter can be connected with any one optical switch.
The key circuit unit sends optical switch control commands to the processor unit in the main control unit in a key mode, and keys in the key circuit unit correspond to the optical switches one by one.
Step 302, the main control unit analyzes the received optical switch control command, amplifies the analyzed optical switch control signal and sends the amplified optical switch control signal to the optical switch array;
a processor unit in the main control unit analyzes the received light switch control command, sends the analyzed light switch control command to the drive circuit unit, generates an LED control signal according to the analyzed result and sends the LED control signal to the LED circuit unit; in the test, the current state of the optical switch can be checked through the LED circuit unit, and the drive circuit unit amplifies the optical switch control signal and then sends the amplified signal to the optical switch array.
303, configuring the state of the optical switch by the optical switch array according to the optical switch control signal;
here, the configuration is such that: the optical switch array unit configures the currently tested optical switch and the optical switch connected with the test instrument into a cross state according to the optical switch control signal, and configures the other optical switches into a reflection state.
Specifically, taking an optical port corresponding to the first optical switch as an example for testing, the optical switch array unit connects the first optical switch to the optical switch connected to the test instrument according to the received optical switch control signal, and the remaining optical switches are in an off state, that is: the 4 th pin of the optical switch which connects the first optical switch and the test instrument is connected with the 2 nd pin, the 3 rd pin is connected with the 1 st pin and is in a cross state, the 3 rd pin of the rest light-on is connected with the 4 th pin, and the 1 st pin is connected with the 2 nd pin and is in a reflection state.
And at this point, the port corresponding to one optical switch is tested.
In practical application, the processing flows of steps 301 to 303 may be repeatedly executed, and the ports corresponding to the first optical switch may be sequentially tested, and the ports corresponding to each optical switch may be tested one by one.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, and any modifications, equivalents, improvements, etc. that are within the spirit and principle of the present invention should be included in the present invention.
Claims (8)
1. A multi-optical switch switching device, comprising: the system comprises an upper computer, a main control unit and an optical switch array unit;
the upper computer is used for sending an optical switch control command to the main control unit and receiving a test result of the test instrument;
the main control unit is used for receiving the optical switch control command, analyzing and amplifying the optical switch control command into an optical switch control signal and then sending the optical switch control signal to the optical switch array unit;
the optical switch array unit is used for receiving the optical switch control signal sent by the main control unit and configuring the corresponding optical switch according to the optical switch control signal;
the optical switch array unit comprises two or more optical switches, and any one optical switch can be connected with a test instrument.
2. The apparatus of claim 1, wherein the master control unit further comprises:
the processor unit is used for analyzing and sending the received light switch control command to the driving circuit unit; sending an LED control signal to an LED circuit unit;
the drive circuit unit is used for amplifying the optical switch control signal sent by the processor unit;
and the LED circuit unit is used for receiving the LED control signal of the processor unit and displaying the connection state of the optical switch array unit.
3. The apparatus of claim 1 or 2, wherein each optical switch is connected to one or more test meters, or optical ports of a device under test.
4. The apparatus of claim 3, wherein the optical switch array unit is specifically configured to configure the currently tested optical switch and the optical switch connected to the test meter to be in a cross state, and the remaining optical switches are configured to be in a reflective state.
5. The apparatus of claim 1, wherein the master control unit further comprises:
the key circuit unit is used for sending an optical switch control command to the processor unit through a key of the key circuit unit; correspondingly, the main control unit receives the optical switch control command sent by the key circuit unit.
6. A multi-optical switch switching method is characterized in that,
the main control unit receives the optical switch control command, analyzes the received optical switch control command, amplifies the analyzed optical switch control signal and sends the amplified optical switch control signal to the optical switch array;
the optical switch array configures the state of the optical switch according to the optical switch control signal;
the optical switch array unit comprises two or more optical switches, and any one optical switch can be connected with a test instrument.
7. The method of claim 6, wherein the light switch control commands are sent to a master control unit by a host computer; or the key control circuit unit sends the key to the main control unit through the key of the key control circuit unit.
8. The method of claim 7, wherein configuring the state of the optical switch according to the optical switch control signal comprises:
the optical switch array unit configures the currently tested optical switch and the optical switch connected with the test instrument into a cross state according to the optical switch control signal, and configures the other optical switches into a reflection state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010112144A CN101783705A (en) | 2010-02-08 | 2010-02-08 | Multi-optical switch switching device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010112144A CN101783705A (en) | 2010-02-08 | 2010-02-08 | Multi-optical switch switching device and method |
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| CN101783705A true CN101783705A (en) | 2010-07-21 |
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| CN201010112144A Pending CN101783705A (en) | 2010-02-08 | 2010-02-08 | Multi-optical switch switching device and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075264A (en) * | 2010-12-15 | 2011-05-25 | 中国空间技术研究院 | Measuring circuit for suppressing noise interference in satellite low-frequency interface test |
| CN102175899A (en) * | 2011-01-07 | 2011-09-07 | 中国空间技术研究院 | Automatic test safety control method of satellite interface |
| CN103019110A (en) * | 2012-08-23 | 2013-04-03 | 中国电子科技集团公司第四十一研究所 | Intelligent control system for modular switch |
| CN104280213A (en) * | 2014-09-23 | 2015-01-14 | 中天科技光纤有限公司 | Optical fiber testing device integration system and operation method |
| CN107809388A (en) * | 2017-11-10 | 2018-03-16 | 中国电子科技集团公司第四十研究所 | Autonomous pathfinding switch matrix network control method and system based on script collocation type |
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| CN1909420A (en) * | 2005-08-01 | 2007-02-07 | 中兴通讯股份有限公司 | Optical switch reversing device for test of multiple light jaws equipment |
| US20070245087A1 (en) * | 2004-12-02 | 2007-10-18 | Fujitsu Limited | Data buffer device, cache device, and data buffer control method |
| CN201039183Y (en) * | 2006-12-25 | 2008-03-19 | 华为技术有限公司 | Testing device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20070245087A1 (en) * | 2004-12-02 | 2007-10-18 | Fujitsu Limited | Data buffer device, cache device, and data buffer control method |
| CN1909420A (en) * | 2005-08-01 | 2007-02-07 | 中兴通讯股份有限公司 | Optical switch reversing device for test of multiple light jaws equipment |
| CN201039183Y (en) * | 2006-12-25 | 2008-03-19 | 华为技术有限公司 | Testing device |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102075264A (en) * | 2010-12-15 | 2011-05-25 | 中国空间技术研究院 | Measuring circuit for suppressing noise interference in satellite low-frequency interface test |
| CN102075264B (en) * | 2010-12-15 | 2013-08-28 | 中国空间技术研究院 | Measuring circuit for suppressing noise interference in satellite low-frequency interface test |
| CN102175899A (en) * | 2011-01-07 | 2011-09-07 | 中国空间技术研究院 | Automatic test safety control method of satellite interface |
| CN102175899B (en) * | 2011-01-07 | 2013-06-19 | 中国空间技术研究院 | Automatic test safety control method of satellite interface |
| CN103019110A (en) * | 2012-08-23 | 2013-04-03 | 中国电子科技集团公司第四十一研究所 | Intelligent control system for modular switch |
| CN103019110B (en) * | 2012-08-23 | 2015-08-05 | 中国电子科技集团公司第四十一研究所 | The intelligent control system of modular switch |
| CN104280213A (en) * | 2014-09-23 | 2015-01-14 | 中天科技光纤有限公司 | Optical fiber testing device integration system and operation method |
| CN107809388A (en) * | 2017-11-10 | 2018-03-16 | 中国电子科技集团公司第四十研究所 | Autonomous pathfinding switch matrix network control method and system based on script collocation type |
| CN107809388B (en) * | 2017-11-10 | 2020-09-01 | 中国电子科技集团公司第四十一研究所 | Script configuration based autonomous path-finding switch matrix network control method and system |
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Application publication date: 20100721 |