CN101141189B - Optical power automatic scaling system and method - Google Patents
Optical power automatic scaling system and method Download PDFInfo
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- CN101141189B CN101141189B CN2007100869021A CN200710086902A CN101141189B CN 101141189 B CN101141189 B CN 101141189B CN 2007100869021 A CN2007100869021 A CN 2007100869021A CN 200710086902 A CN200710086902 A CN 200710086902A CN 101141189 B CN101141189 B CN 101141189B
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Abstract
The present invention provides an optical power automatic calibration system, which comprises a calibrating board and a board to be calibrated. Wherein, the calibrating board collects an input optical power of the board to be calibrated and calibrates the board to the calibrated. A backboard bus is provided for data exchange between the calibrating board and the board to be calibrated. In addition, the present invention provides an optical power automatic calibration method. In case of no additional light source, the present invention can calibrate and debug an optical power amplifying single board and improve production efficiency by realizing automatic calibration.
Description
Technical field
The present invention relates to the calibration of luminous power, relate in particular to a kind of optical power automatic scaling system and method.
Background technology
Luminous power is amplified the of a great variety of veneer, and index to be measured is many, and feasible production cycle and the shipping period that directly has influence on the optical-fiber network product wasted time and energy in debugging.
Luminous power is amplified two problems of the main existence of calibration debugging of veneer in the prior art: the one, amplify in the calibration and debug process of veneer in luminous power, and must have additional source of light, make system architecture comparatively complicated; The 2nd, in this process, need manual intervention, thereby reduced operating efficiency, increased running cost.
Therefore, amplify the bottleneck that debugging single board brought, a kind of luminous power amplification veneer auto-scaling mechanism that is used to realize need be provided in order to eliminate present employed luminous power.
Summary of the invention
Consider the problems referred to above and make the present invention that for this reason, main purpose of the present invention is to provide a kind of optical power automatic scaling mechanism.
According to embodiments of the invention, a kind of optical power automatic scaling system is provided.
This system comprises: calibration plate and target undetermined; Wherein, The calibration plate is used to gather the input optical power of the calibration plate that target undetermined sends to the calibration plate, regulate and send to the Output optical power of target undetermined, and input optical power/Output optical power of treating the calibration plate is calibrated; Whether satisfy predetermined termination condition according to calibration process and determine whether finishing the calibration processing; Wherein, said predetermined termination condition is that the said Output optical power of said calibration plate and said target undetermined luminous power error between the said input optical power of the calibration plate that the calibration plate sends satisfies pre-conditioned; And core bus, be used to calibrate the exchanges data between plate and the target undetermined; The RS232 bus, wherein, PC sends the calibration order through the RS232 bus to the calibration plate, and in response to this calibration order, the calibration plate begins self luminous power calibration.
Wherein, the calibration plate comprises: optical module is used to send the output light of calibrating plate; Adjustable attenuator is used to the output light of decaying and sending from optical module; At least one spectrometer is used to realize the beam split function; The luminous power detecting unit is used to detect luminous power; Main control unit is used for realizing the auto-scaling processing through the luminous power detecting unit; And destination node, be connected to one of them of above-mentioned at least one spectrometer, be used to prevent that high-power output light is excessive.
Spectrometer further comprises: output light spectrometer; Be connected to adjustable attenuator; And be connected to the luminous power detecting unit through first photodiode, and being used for the part of output light is sent to the luminous power detecting unit through first photodiode, another part is sent to light-emitting window; And input light spectrometer, be connected to the luminous power detecting unit through second photodiode, be used for the part of input light is sent to the luminous power detecting unit through second photodiode, another part is sent to destination node.
In addition, the luminous power detecting unit is adjusted the Output optical power of calibration plate through control adjustable attenuator and optical module.
According to embodiments of the invention, a kind of optical power automatic scaling method is provided.
This method comprises: step S402, and PC sends the first calibration order through the RS232 bus to the calibration plate, and in response to the first calibration order, the calibration plate begins the luminous power calibration of self; Step S404, after the calibration plate was accomplished the power calibration of self, PC sent the second calibration order via core bus to calibration plate and target undetermined; Step S406, in response to the second calibration order, the calibration plate is gathered the input optical power of the calibration plate that target undetermined sends to the calibration plate through core bus, and obtains the Output optical power of self; Step S408 is through regulating the Output optical power that adjustable attenuator changes the calibration plate; And step S410, whether satisfy predetermined termination condition according to calibration process and determine whether finishing the calibration processing.Wherein, predetermined termination condition is that the Output optical power of calibration plate and target undetermined luminous power error between the input optical power of the calibration plate that the calibration plate sends satisfies pre-conditioned.
Under the situation that satisfies predetermined termination condition, calibration finishes; Not satisfying under the situation of predetermined termination condition, be back to step S406.
In addition, after step S410, further comprise following processing: the calibration plate reports calibration success message or calibration failed message through the RS232 bus to PC.
Through technique scheme of the present invention, do not calibrate and debug having just can to amplify veneer under the situation of additional source of light, and realized having improved operating efficiency by auto-scaling luminous power.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the block diagram that illustrates according to the optical power automatic scaling system of the embodiment of the invention;
Fig. 2 is the sketch map that illustrates according to the automatic scaling system of the embodiment of the invention;
Fig. 3 is the sketch map that illustrates according to the calibration plate of the embodiment of the invention; And
Fig. 4 is the flow chart that illustrates according to the optical power automatic scaling method of the embodiment of the invention.
Embodiment
Describe embodiments of the invention below with reference to accompanying drawings in detail.
Apparatus embodiments
In embodiments of the present invention, a kind of optical power automatic scaling system is provided.
At first, describe the optical power automatic scaling system according to the embodiment of the invention with reference to Fig. 1, wherein, Fig. 1 is the block diagram that illustrates according to the auto-scaling optical power system of the embodiment of the invention.
With reference to Fig. 1; Optical power automatic scaling system comprises: calibration plate 102 and target 104 undetermined; Wherein, Calibration plate 102 is used to gather the input optical power of the calibration plate 102 that target 104 undetermined sends to calibration plate 102, regulate and send to the Output optical power of target 104 undetermined, and input optical power/Output optical power of treating calibration plate 104 is calibrated; And core bus 106, be used to calibrate the exchanges data between plate 102 and the target undetermined 104.
In addition, this system also comprises RS232 bus 108, and wherein, PC 110 sends the calibration order through RS232 bus 108 to calibration plate 102, in response to the calibration order, and calibration plate 102 beginnings self luminous power calibration.
Wherein, the sketch map of Fig. 2 has illustrated the annexation between calibration plate 102, target undetermined 104, core bus 106, RS232 bus 108 and the PC 110.
Fig. 3 is the sketch map that illustrates according to the calibration plate in the automatic scaling system of the embodiment of the invention.
With reference to Fig. 3, the calibration plate comprises: optical module 302 is used to send the output light of calibrating plate 102; Adjustable attenuator 304 is used to the output light of decaying and sending from optical module 302; At least one spectrometer (306,308) is used to realize the beam split function; Luminous power detecting unit 310 is used to detect luminous power; Main control unit 312 is used for realizing the auto-scaling processing through luminous power detecting unit 310; And destination node 314, be connected to one of them of above-mentioned at least one spectrometer, be used to prevent that high-power output light is excessive, accidentally injure operating personnel.
Wherein, Above-mentioned spectrometer specifically comprises: output light spectrometer 306; Be connected to adjustable attenuator 304; And be connected to luminous power detecting unit 310 through first photodiode 316, and being used for the part of output light is sent to luminous power detecting unit 310 through first photodiode 316, another part is sent to light-emitting window; And input light spectrometer 308, be connected to luminous power detecting unit 310 through second photodiode 318, be used for the part of input light is sent to luminous power detecting unit 310 through second photodiode 318, another part is sent to destination node 314.
Wherein, luminous power detecting unit 310 is adjusted the Output optical power of calibrating plate 102 through control adjustable attenuator 304 and optical module 302, and it also can detect input optical power.
Method embodiment
In this embodiment, a kind of optical power automatic scaling method is provided.
Below, with reference to Fig. 4 the optical power automatic scaling method according to the embodiment of the invention is described; Wherein, Fig. 4 is the flow chart that illustrates according to the optical power automatic scaling method of the embodiment of the invention.
With reference to Fig. 4, this method may further comprise the steps:
Step S402, PC sends the first calibration order through the RS232 bus to the calibration plate, and in response to the first calibration order, the calibration plate begins the luminous power calibration of self, and wherein, the first calibration order is used for indication calibration plate and carries out self luminous power calibration;
Step S404; After the calibration plate is accomplished the power calibration of self; PC sends the second calibration order via core bus to calibration plate and target undetermined, and wherein, the second calibration order is used for indication calibration plate and treats the calibration plate and calibrate; Inform target undetermined simultaneously, the calibration plate will be calibrated it;
Step S406, in response to the second calibration order, the calibration plate is gathered the input optical power of the calibration plate that target undetermined sends to the calibration plate through core bus, and obtains the Output optical power of self;
Step S408 is through regulating the Output optical power that adjustable attenuator changes the calibration plate; And
Whether step S410 satisfies predetermined termination condition according to calibration process and determines whether finishing the calibration processing.
Wherein, predetermined termination condition is, the Output optical power of calibration plate and target undetermined luminous power error between the input optical power of calibrating the calibration plate that plate sends satisfies pre-conditioned, that is, calibration process can cover desired reference optical power fully.Under the situation that satisfies predetermined termination condition, calibration finishes; Not satisfying under the situation of predetermined termination condition, be back to step S406.
In addition, after step S410, preferably, further comprise following processing: the calibration plate reports calibration success message or calibration failed message through the RS232 bus to PC.
In sum, through technique scheme of the present invention, can calibrate and debug not having under the situation of additional source of light that luminous power is amplified veneer, and realized auto-scaling, the centre does not need manual intervention, thereby has improved operating efficiency.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. an optical power automatic scaling system is characterized in that, comprising:
Calibration plate and target undetermined; Wherein, Said calibration plate is used to gather the input optical power of the said calibration plate that said target undetermined sends to said calibration plate, regulates the Output optical power that sends to said target undetermined, and the input optical power/Output optical power of said target undetermined is calibrated; Whether satisfy predetermined termination condition according to calibration process and determine whether finishing the calibration processing; Wherein, said predetermined termination condition is that the said Output optical power of said calibration plate and the luminous power error of said target undetermined between the said input optical power of the said calibration plate that said calibration plate sends satisfy pre-conditioned; And
Core bus is used for the exchanges data between said calibration plate and the said target undetermined;
The RS232 bus, wherein, PC sends the calibration order through said RS232 bus to said calibration plate.
2. optical power automatic scaling system according to claim 1 is characterized in that, in response to said calibration order, said calibration plate begins self luminous power calibration.
3. optical power automatic scaling system according to claim 1 is characterized in that, said calibration plate comprises:
Optical module is used to send the output light of said calibration plate;
Adjustable attenuator is coupled to said optical module, is used to the said output light of decaying and sending from said optical module;
At least one spectrometer is used to realize the beam split function;
The luminous power detecting unit is used to detect luminous power;
Main control unit is coupled to said luminous power detecting unit, is used for realizing the auto-scaling processing through said luminous power detecting unit; And
Destination node is connected to one of them of said at least one spectrometer, is used to prevent that high-power output light is excessive;
Wherein, Said spectrometer comprises: output light spectrometer; Be connected to said adjustable attenuator; And be connected to said luminous power detecting unit through first photodiode, and being used for the part of said output light is sent to said luminous power detecting unit through said first photodiode, another part is sent to light-emitting window; And input light spectrometer, be connected to said luminous power detecting unit through second photodiode, be used for the part of input light is sent to said luminous power detecting unit through said second photodiode, another part is sent to said destination node.
4. optical power automatic scaling system according to claim 3 is characterized in that, said luminous power detecting unit is adjusted the Output optical power of said calibration plate through controlling said adjustable attenuator and said optical module.
5. an optical power automatic scaling method is characterized in that, comprising:
Step S402, PC sends the first calibration order through the RS232 bus to the calibration plate, and in response to the said first calibration order, said calibration plate begins the luminous power calibration of self;
Step S404; After said calibration plate is accomplished the luminous power calibration of self; Said PC sends the second calibration order via said RS232 bus to said calibration plate; Said calibration plate sends the said second calibration order via said core bus to target undetermined, in response to the said second calibration order, execution in step S406;
Step S406, said calibration plate is gathered the input optical power of the said calibration plate that said target undetermined sends to said calibration plate through said core bus, and obtains the Output optical power of self;
Step S408, through regulating the said Output optical power that adjustable attenuator changes said calibration plate, wherein, said adjustable attenuator is positioned on the said calibration plate; And
Step S410; Whether satisfy predetermined termination condition according to calibration process and determine whether finishing the calibration processing; Wherein, Said predetermined termination condition is that the said Output optical power of said calibration plate and the luminous power error of said target undetermined between the said input optical power of the said calibration plate that said calibration plate sends satisfy pre-conditioned;
Wherein, said calibration plate sends Output optical power to said target undetermined.
6. optical power automatic scaling method according to claim 5 is characterized in that, is satisfying under the situation of said predetermined termination condition, and calibration finishes; Under the situation that does not satisfy said predetermined termination condition, be back to said step S406.
7. optical power automatic scaling method according to claim 5 is characterized in that, after said step S410, further comprises following processing: said calibration plate reports calibration success message or calibration failed message through said RS232 bus to said PC.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100869021A CN101141189B (en) | 2007-03-20 | 2007-03-20 | Optical power automatic scaling system and method |
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| CN2007100869021A CN101141189B (en) | 2007-03-20 | 2007-03-20 | Optical power automatic scaling system and method |
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| CN101141189A CN101141189A (en) | 2008-03-12 |
| CN101141189B true CN101141189B (en) | 2012-07-04 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207012A (en) * | 2013-02-24 | 2013-07-17 | 山东信通电器有限公司 | Automatic calibration device for optical power meter |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2540067Y (en) * | 2002-04-30 | 2003-03-12 | 武汉邮电科学研究院 | On-line monitor for optical communication |
| CN1874192A (en) * | 2005-06-02 | 2006-12-06 | 中兴通讯股份有限公司 | Device for adjusting and measuring optical module |
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- 2007-03-20 CN CN2007100869021A patent/CN101141189B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2540067Y (en) * | 2002-04-30 | 2003-03-12 | 武汉邮电科学研究院 | On-line monitor for optical communication |
| CN1874192A (en) * | 2005-06-02 | 2006-12-06 | 中兴通讯股份有限公司 | Device for adjusting and measuring optical module |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103207012A (en) * | 2013-02-24 | 2013-07-17 | 山东信通电器有限公司 | Automatic calibration device for optical power meter |
| CN103207012B (en) * | 2013-02-24 | 2015-08-12 | 山东信通电子股份有限公司 | Automatic calibration device for optical power meter |
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| Publication number | Publication date |
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| CN101141189A (en) | 2008-03-12 |
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Application publication date: 20080312 Assignee: SHENZHEN ZTE MICROELECTRONICS TECHNOLOGY CO., LTD. Assignor: ZTE Corporation Contract record no.: 2017440020015 Denomination of invention: Optical power automatic scaling system and method Granted publication date: 20120704 License type: Common License Record date: 20170310 |
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