CN206877107U - A kind of adjustable optical attenuator control device - Google Patents
A kind of adjustable optical attenuator control device Download PDFInfo
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- CN206877107U CN206877107U CN201720885935.1U CN201720885935U CN206877107U CN 206877107 U CN206877107 U CN 206877107U CN 201720885935 U CN201720885935 U CN 201720885935U CN 206877107 U CN206877107 U CN 206877107U
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- optical attenuator
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- control device
- data processing
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Abstract
The application is related to optical gauge technical field, and in particular to a kind of adjustable optical attenuator control device.Because automatically controlled optical attenuator is with high costs, existing experiment test uses mechanical adjustable optical attenuator more, and manually rotation of adjustment knob reaches the purpose of regulation Output optical power.But such a application need to constantly plug optical fiber head in regulation with closing light table measurement Output optical power, cause to test cumbersome, while also easy infringement optical fiber head.The application provides a kind of adjustable optical attenuator control device, including controller panel unit, controller panel unit include display module and key-press module, and display module is connected with data processing module, and key-press module is connected with data processing module；Data processing module is connected with stepper motor module.Adjustable optical attenuator control device is connected use with mechanical optical attenuator, it is not necessary to which the internal structure to mechanical optical attenuator is modified, you can the accurate control to mechanical optical attenuator is realized, it is easy to use, it is simple to operate.
Description
Technical field
The application is related to optical gauge technical field, and in particular to a kind of adjustable optical attenuator control device.
Background technology
Optical attenuator is the device for being decayed to luminous power, and it is mainly used in the index measurement, short of fibre system
The occasion such as the signal attenuation of range communication systems and system test.It can make optical signal power will by setting in one kind insertion light path
Seek the optical device of decay.The power for the optical signal that optical communication system or test system are transmitted is adjusted with it, reaches system
Good working order.Also commonly use to detect the sensitivity of photoreceiver and dynamic range.Optical attenuator can be divided into fixed and decline
Subtract device, classification adjustable type attenuator, continuously adjustabe type attenuator, continuously with rank groups mould assembly attenuator etc..Its main performance is joined
Number is attenuation and precision.Usual evaporation or sputtering metal membrane on a glass substrate use the doped-glass for having high-selenium corn to act on
Attenuator is made.By controlling coating film thickness or controlling the doping of glass and its method for thickness to obtain required decay
Amount.Also attenuator is made in coupling loss during useful two sections of fiber alignments.
Because automatically controlled optical attenuator is with high costs, existing experiment test uses mechanical adjustable optical attenuator more, passes through
It can be manually rotated the purpose that adjusting knob reaches regulation Output optical power.But such a application need to be in regulation with the measurement output of closing light table
Luminous power, optical fiber head is constantly plugged, cause to test cumbersome, while also easy infringement optical fiber head.
Utility model content
The purpose of the application is above-mentioned because automatically controlled optical attenuator is with high costs in order to solve, and existing experiment test is adopted more
With mechanical adjustable optical attenuator, manually rotation of adjustment knob reaches the purpose of regulation Output optical power.But such a application
Optical fiber head need to be constantly plugged in regulation with closing light table measurement Output optical power, cause to test cumbersome, while also easily infringement
The problem of optical fiber head.
Therefore, the utility model embodiment provides following technical scheme：A kind of adjustable optical attenuator control device, including
Controller panel unit, the controller panel unit include display module and key-press module, the display module with data
Module connection is managed, the key-press module is connected with data processing module；The data processing module is connected with stepper motor module.
Alternatively, the display module includes four eight sections of segment liquid crystal devices, and the key-press module includes machine open/close/really
Recognize key, upwarding key and down Arrow.
Alternatively, the data processing module includes single-chip microcomputer.
Alternatively, the stepper motor module includes the micro-step motor that step angle is 0.1 degree.
Alternatively, in addition to power module, the power module are connected with the adjustable optical attenuator control device.
Alternatively, the power module includes lithium battery, and the lithium battery is provided with protection device and charging device.
Alternatively, the adjustable optical attenuator control device is connected with mechanical optical attenuator.
The technical scheme that the utility model embodiment provides includes following beneficial effect：The application passes through in variable optical attenuation
Stepper motor module is set in device control device, then according to the specific requirement used, by adjustable optical attenuator control device with
Mechanical optical attenuator is attached use, it is not necessary to which the internal structure to mechanical optical attenuator is modified, you can realizes to machine
The accurate control of tool optical attenuator, it is easy to use, it is simple to operate.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment
Accompanying drawing be briefly described, it should be apparent that, for those of ordinary skills, do not paying creative labor
On the premise of, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of adjustable optical attenuator control device connection diagram that the utility model embodiment provides；
Fig. 2 is the control panel cellular construction schematic diagram that the utility model embodiment provides；
Fig. 1-2 symbol is expressed as：
1- controller panel units, 2- display modules, 3- key-press modules, 4- data processing modules, 5- stepper motor modules,
6- power modules.
Embodiment
Accompanying drawing herein is merged in specification and forms the part of this specification, shows and meets the utility model reality
Example is applied, and for explaining principle of the present utility model together with specification.
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, for ordinary skill people
For member, without having to pay creative labor, other accompanying drawings can also be obtained according to these accompanying drawings.
Embodiment one
Referring to Fig. 1~2, a kind of adjustable optical attenuator control device provided for the utility model embodiment, including control
Device panel unit 1, the controller panel unit 1 include display module 2 and key-press module 3, the display module 2 with data
Reason module 4 is connected, and the key-press module 3 is connected with data processing module 4；The data processing module 4 and stepper motor module 5
Connection.
The application specific work process：Input optical power values are selected by key-press module 3, data processing module 4 is to input
Its numerical value is shown in display module 2 after being handled；Then Output optical power is adjusted by key-press module 3, tables look-up and obtain
The crank degree of stepper motor module 5 and direction corresponding to current attenuation amount are taken, and refreshes storage current location, is stored to inside
EEPROM (band EEPROM), current location and initial position are stored separately；Control stepper motor
Module 5 rotates corresponding angle and mechanical optical attenuator is controlled.
Embodiment two
Referring to Fig. 1~2, a kind of adjustable optical attenuator control device provided for the utility model embodiment, including control
Device panel unit 1, the controller panel unit 1 include display module 2 and key-press module 3, the display module 2 with data
Reason module 4 is connected, and the key-press module 3 is connected with data processing module 4；The data processing module 4 and stepper motor module 5
Connection.
Alternatively, the display module 2 includes four eight sections of segment liquid crystal devices, the key-press module 3 include machine open/close/
Acknowledgement key, upwarding key and down Arrow.
Alternatively, the data processing module 4 includes single-chip microcomputer.
Alternatively, the stepper motor module 5 includes the micro-step motor that step angle is 0.1 degree.
Controller panel unit 1 includes display module 2 and key-press module 3, and the key-press module 3 includes three buttons, wherein 1
The function of number button is relatively complicated, realizes during short-press and confirms function, for selecting dead-center position calibration, input optical power to set
Put, the selection confirmation that Output optical power is set, and the input and output after regulation confirm；Long-press realizes the machine open/close of system；2
It is mainly used in the switching of function and the regulation of luminous power with No. 3 buttons.The display module 2 includes one piece of four eight sections of segment liquid crystal
Device, segment liquid crystal device, be exactly the displays such as calculator, electronic watch, digital multimeter table LCD, display type and digital tubing
Seemingly, raw numerical monitor is pieced together by 8 fields.Typically it is only able to display 0~9, A~F16 kind characters.This LCD drivings are simple, power consumption
Measure small, only needing, the applications of display numeral are more, are also used for replacing charactron in the occasion of portable use.
The application specific work process：Input optical power values, data processing mould are selected by No. 1 button of key-press module 3
Block 4 is shown after handling input in display module 2 namely segment liquid crystal device to its numerical value；Then key-press module is passed through
3 No. 1 button regulation Output optical power, tables look-up and obtains the crank degree of stepper motor module 5 and side corresponding to current attenuation amount
To, and refresh storage current location, store to internal EEPROM (band EEPROM), by current location
It is stored separately with initial position；Control stepper motor module 5 rotates corresponding angle and mechanical optical attenuator is controlled.
Embodiment three
Referring to Fig. 1~2, a kind of adjustable optical attenuator control device provided for the utility model embodiment, including control
Device panel unit 1, the controller panel unit 1 include display module 2 and key-press module 3, the display module 2 with data
Reason module 4 is connected, and the key-press module 3 is connected with data processing module 4；The data processing module 4 and stepper motor module 5
Connection.
Alternatively, the display module 2 includes four eight sections of segment liquid crystal devices, the key-press module 3 include machine open/close/
Acknowledgement key, upwarding key and down Arrow.
Alternatively, the data processing module 4 includes single-chip microcomputer.
Alternatively, the stepper motor module 5 includes the micro-step motor that step angle is 0.1 degree.
Alternatively, in addition to power module 6, the power module 6 are connected with the adjustable optical attenuator control device.
Alternatively, the power module 6 includes lithium battery, and the lithium battery is provided with protection device and charging device.
Alternatively, the adjustable optical attenuator control device is connected with mechanical optical attenuator.
Controller panel unit 1 includes display module 2 and key-press module 3, and the key-press module 3 includes three buttons, wherein 1
The function of number button is relatively complicated, realizes during short-press and confirms function, for selecting dead-center position calibration, input optical power to set
Put, the selection confirmation that Output optical power is set, and the input and output after regulation confirm；Long-press realizes the machine open/close of system；2
It is mainly used in the switching of function and the regulation of luminous power with No. 3 buttons.The display module 2 includes one piece of four eight sections of segment liquid crystal
Device, segment liquid crystal device, be exactly the displays such as calculator, electronic watch, digital multimeter table LCD, display type and digital tubing
Seemingly, raw numerical monitor is pieced together by 8 fields.Typically it is only able to display 0~9, A~F16 kind characters.This LCD drivings are simple, power consumption
Measure small, only needing, the applications of display numeral are more, are also used for replacing charactron in the occasion of portable use.
The application specific work process：The manual adjustment knob of mechanical optical attenuator is adjusted to decaying at 0dB first,
Adjustable optical attenuator control device is installed according to the real needs of mechanical optical attenuator, opens adjustable optical attenuator control device,
And the current location of stepper motor module 5 is designated as initial position, store that (electrically erasable programmable is read-only deposits for band to internal EEPROM
Reservoir)；Operation only needs to be operated when installing first or calibration above.Selected by No. 1 button of key-press module 3 defeated
Optical power value, data processing module 4 are carried out after handling input in display module 2 namely segment liquid crystal device to its numerical value
Display；Then Output optical power is adjusted by No. 1 button of key-press module 3, tables look-up and obtain stepping electricity corresponding to current attenuation amount
The crank degree of machine module 5 and direction, and refresh storage current location, store to internal EEPROM (band electrically erasable programmables
Read-only storage), current location and initial position are stored separately；Stepper motor module 5 is controlled to rotate corresponding angle to machinery
Optical attenuator is controlled.Current optical power value is shown using STM8L low-power scms, and by low-power consumption segment liquid crystal.
Power module 6 provides electric energy for whole adjustable optical attenuator control device, for its normal work.
Stepper motor is the opened loop control motor that electric impulse signal is changed into angular displacement or displacement of the lines, in the feelings of non-overload
Under condition, the rotating speed of motor, the position stopped being solely dependent upon the frequency and umber of pulse of pulse signal, without the shadow by load change
Ring.When step actuator receives a pulse signal, it with regard to Driving Stepping Motor by the direction of setting rotate one it is fixed
Angle, it is referred to as " step angle ", its rotation is run step by step with fixed angle.Can by control pulse number come
Angular displacement is controlled, so as to reach the purpose being accurately positioned.
The adjustable attenuation of luminous power, actual measurement machinery are realized in the rotation of adjustable mechanical optical attenuator manually adjusting knob
The attenuation that the rotation of light decay adjusting knob is turned around is (360 degree) Zuo You of 20dB；It is 0.1 degree miniature that the application, which employs step angle,
Stepper motor module, i.e., it is completely full by controlling stepper motor module to realize the decay step motion control that precision is 5/1000ths
The most application scenarios of foot.Design need not change original mechanical light decay device internal structure, and can match somebody with somebody the difference of contract type
Optical attenuator uses.
The application is then specific according to what is used by setting stepper motor module in adjustable optical attenuator control device
It is required that adjustable optical attenuator control device and mechanical optical attenuator are attached use, it is not necessary to mechanical optical attenuator
Internal structure is modified, you can the accurate control to mechanical optical attenuator is realized, it is easy to use, and it is simple to operate.
Described above is only the embodiment of the utility model embodiment, make skilled artisans appreciate that or
Realize the utility model.A variety of modifications to these embodiments will be apparent to one skilled in the art, this
General Principle defined in text can be in the case where not departing from spirit or scope of the present utility model, in other embodiments
Realize.Therefore, the utility model is not intended to be limited to the embodiments shown herein, and be to fit to it is disclosed herein
Principle and the consistent most wide scope of features of novelty.
It should be appreciated that the content that the application is not limited to be described above and is shown in the drawings, and can
To carry out various modifications and changes without departing from the scope.Scope of the present application is only limited by appended claim.
Claims (7)
1. a kind of adjustable optical attenuator control device, including controller panel unit (1), it is characterised in that the controller face
Slab element (1) includes display module (2) and key-press module (3), and the display module (2) is connected with data processing module (4), institute
Key-press module (3) is stated to be connected with data processing module (4)；The data processing module (4) is connected with stepper motor module (5).
2. device as claimed in claim 1, it is characterised in that the display module (2) includes four eight sections of segment liquid crystal devices,
The key-press module (3) includes machine open/close/acknowledgement key, upwarding key and down Arrow.
3. device as claimed in claim 1, it is characterised in that the data processing module (4) includes single-chip microcomputer.
4. device as claimed in claim 1, it is characterised in that it is 0.1 degree that the stepper motor module (5), which includes step angle,
Micro-step motor.
5. device as claimed in claim 4, it is characterised in that also including power module (6), the power module (6) and institute
Adjustable optical attenuator control device is stated to be connected.
6. device as claimed in claim 5, it is characterised in that the power module (6) includes lithium battery, and the lithium battery is set
It is equipped with protection device and charging device.
7. such as device according to any one of claims 1 to 6, it is characterised in that the adjustable optical attenuator control device with
Mechanical optical attenuator is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720885935.1U CN206877107U (en) | 2017-07-20 | 2017-07-20 | A kind of adjustable optical attenuator control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720885935.1U CN206877107U (en) | 2017-07-20 | 2017-07-20 | A kind of adjustable optical attenuator control device |
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| Publication Number | Publication Date |
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| CN206877107U true CN206877107U (en) | 2018-01-12 |
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|---|---|---|---|
| CN201720885935.1U Expired - Fee Related CN206877107U (en) | 2017-07-20 | 2017-07-20 | A kind of adjustable optical attenuator control device |
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| CN (1) | CN206877107U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703384A (en) * | 2019-10-09 | 2020-01-17 | 蚌埠学院 | Data processing method of continuously adjustable optical attenuator |
-
2017
- 2017-07-20 CN CN201720885935.1U patent/CN206877107U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110703384A (en) * | 2019-10-09 | 2020-01-17 | 蚌埠学院 | Data processing method of continuously adjustable optical attenuator |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 |