CN207573364U - Optic communication digital regulating device - Google Patents
Optic communication digital regulating device Download PDFInfo
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- CN207573364U CN207573364U CN201721873168.9U CN201721873168U CN207573364U CN 207573364 U CN207573364 U CN 207573364U CN 201721873168 U CN201721873168 U CN 201721873168U CN 207573364 U CN207573364 U CN 207573364U
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- 238000004891 communication Methods 0.000 title claims abstract description 36
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 31
- 238000001914 filtration Methods 0.000 claims abstract description 36
- 230000008054 signal transmission Effects 0.000 claims abstract description 16
- 150000001875 compounds Chemical class 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses optic communication digital regulating devices,Including signal acquisition circuit,Modulation circuit and filtering output circuit,The signal of signal transmission passage in the signal acquisition circuit acquisition optic communication digital regulating device,Amplitude modulated circuit utilizes triode Q1 all the way,The compound circuit amplitude modulation of Q2 compositions,Inductance L1 and capacitance C4 is utilized simultaneously,C5 is composed in parallel after lc circuit filters in input filter output circuit,Another way is through transport and placing device AR2 amplified signals,Another way is directly inputted after transport and placing device AR2 amplified signals in filtering output circuit,After the filtering output circuit is filtered using the lc circuit that inductance L3 and capacitance C9 are composed in parallel in input light signal of communication regulating device in signal transmission passage,The abnormal signal and clutter of the signal of signal transmission passage in optic communication digital regulating device in the transmission are effective filtered out.
Description
Technical field
The utility model is related to Signal Regulation technical field, more particularly to optic communication digital regulating device.
Background technology
Optic communication is exactly the communication using light wave as carrier wave, and optical communication technique is mature on the whole, but is not widely popularized and comes,
Therefore optical communication technique still needs continuous development, and for optic communication signal in transmission process, signal will appear abnormal signal,
Clutter can be contained, receiving terminal received signal is made error occur, influence the reflection effect of system terminal.
So the utility model provides a kind of new scheme to solve the problems, such as this.
Utility model content
For the above situation, to overcome the defect of the prior art, the utility model is designed to provide optic communication signal
Regulating device, have be skillfully constructed, the characteristic of human oriented design, effective filtered out in optic communication digital regulating device signal and passed
The abnormal signal and clutter of the signal of defeated channel in the transmission.
Its technical solution solved is optic communication digital regulating device, including signal acquisition circuit, modulation circuit and filtering
Output circuit, the signal acquisition circuit acquire the signal of signal transmission passage in optic communication digital regulating device, all the way through adjusting
Width circuit utilizes the compound circuit amplitude modulation of triode Q1, Q2 composition, while composes in parallel LC electricity using inductance L1 and capacitance C4, C5
After the filtering of road in input filter output circuit, through transport and placing device AR2 amplified signals, another way is amplified through transport and placing device AR2 to be believed another way
It is directly inputted after number in filtering output circuit, the lc circuit that the filtering output circuit is composed in parallel using inductance L3 and capacitance C9
After filtering in input light signal of communication regulating device in signal transmission passage；
The modulation circuit includes triode Q1, one end of the collector connecting resistance R4 of triode Q1 and the one of capacitance C2
End, one end of emitter connecting resistance R3 of another termination power+5V of resistance R4, triode Q1 and the collector of triode Q2,
The base stage of triode Q2 connects the other end of capacitance C2, and the emitter of triode Q2 connects one end of inductance L1 and one end of capacitance C4,
The other end ground connection of capacitance C4, one end of another termination capacitor C5, C7 of inductance L1, the other end ground connection of capacitance C5, resistance R3
Another termination transport and placing device AR2 inverting input, the other end of the output termination capacitor C7 of transport and placing device AR2.
Due to the use of above technical scheme, the utility model has the following advantages that compared with prior art；
1, signal acquisition circuit acquires the signal of signal transmission passage in optic communication digital regulating device, all the way amplitude modulated electricity
Road utilizes the compound circuit amplitude modulation of triode Q1, Q2 composition, while composes in parallel lc circuit using inductance L1 and capacitance C4, C5 and filter
After wave in input filter output circuit, another way is through transport and placing device AR2 amplified signals, and another way is after transport and placing device AR2 amplified signals
It directly inputs in filtering output circuit, the filtering output circuit is filtered using the lc circuit that inductance L3 and capacitance C9 are composed in parallel
Afterwards signal in optic communication digital regulating device has been effective filtered out in signal transmission passage in input light signal of communication regulating device
The abnormal signal and clutter of the signal of transmission channel in the transmission.
2, when the signal of signal acquisition circuit output contains abnormal signal, triode Q1, Q2 are both turned on, and signal is adopted at this time
Three tunnels of signal point of collector output flow into the inverting input of transport and placing device AR1 after triode Q1, resistance R3 current limlitings all the way
Interior, another way in the in-phase input end of input transport and placing device AR2, finally divides after capacitance C1 filtering through triode Q1, Q2 all the way
The lc circuit that inductance L1 and capacitance C4, C5 are composed in parallel is flowed through afterwards, and the output signal of transport and placing device AR2 is through the filtered letters of capacitance C7
Number and the filtered signal coupling of the lc circuit that composes in parallel of inductance L1 and capacitance C4, C5 after input filter output circuit together
It is interior, achieve the effect that reduce abnormal signal amplitude, so as to eliminate abnormal signal.
Description of the drawings
Fig. 1 is the circuit module figure of the utility model optic communication digital regulating device.
Fig. 2 is the circuit diagram of the utility model optic communication digital regulating device.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model, in following cooperation with reference to figures 1 through attached
Fig. 2 is in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is to say
Bright book attached drawing is reference.
Each exemplary embodiment of the utility model is described below with reference to accompanying drawings.
Embodiment one, optic communication digital regulating device including signal acquisition circuit, modulation circuit and filter output circuit,
The signal of signal transmission passage in the signal acquisition circuit acquisition optic communication digital regulating device, all the way amplitude modulated circuit utilization
Triode Q1, Q2 composition compound circuit amplitude modulation, while using inductance L1 and capacitance C4, C5 compose in parallel lc circuit filtering after it is defeated
Enter to filter in output circuit, for another way through transport and placing device AR2 amplified signals, another way is directly defeated after transport and placing device AR2 amplified signals
Enter to filter in output circuit, be inputted after the lc circuit filtering that the filtering output circuit is composed in parallel using inductance L3 and capacitance C9
In optic communication digital regulating device in signal transmission passage；
When the signal of signal acquisition circuit output is normal signal, the triode Q1 conductings in the modulation circuit, three
Pole pipe Q2 is not turned on, and the signal of signal acquisition circuit output at this time flows into transport and placing device after triode Q1, resistance R3 current limlitings all the way
In the inverting input of AR1, another way is inputted after capacitance C1 filtering in the in-phase input end of transport and placing device AR2, transport and placing device AR2 ratios
It directly inputs in filtering output circuit, plays on the basis for improving effectiveness after capacitance C7 filtering after example amplified signal
On, the effect of stabilization signal, wherein power supply+5V provide ground potential after resistance R4 partial pressures for the collector of triode Q1；When
When the signal of signal acquisition circuit output contains abnormal signal, triode Q1, Q2 are both turned on, signal acquisition circuit output at this time
Three tunnels of signal point, flow into after triode Q1, resistance R3 current limlitings in the inverting input of transport and placing device AR1, another way is through electricity all the way
Hold after C1 filtering in the in-phase input end of input transport and placing device AR2, finally flowed through after triode Q1, Q2 partial pressure all the way inductance L1 and
The lc circuit that capacitance C4, C5 are composed in parallel, the output signal of transport and placing device AR2 is through the filtered signals of capacitance C7 and inductance L1 and electricity
Hold after the filtered signal coupling of the lc circuit that composes in parallel of C4, C5 in input filter output circuit together, it is abnormal to reach reduction
The effect of signal amplitude, so as to eliminate abnormal signal, one end of the collector connecting resistance R4 of triode Q1 and the one of capacitance C2
End, one end of emitter connecting resistance R3 of another termination power+5V of resistance R4, triode Q1 and the collector of triode Q2,
The base stage of triode Q2 connects the other end of capacitance C2, and the emitter of triode Q2 connects one end of inductance L1 and one end of capacitance C4,
The other end ground connection of capacitance C4, one end of another termination capacitor C5, C7 of inductance L1, the other end ground connection of capacitance C5, resistance R3
Another termination transport and placing device AR2 inverting input, the other end of the output termination capacitor C7 of transport and placing device AR2.
Embodiment two, on the basis of embodiment one, in the signal acquisition circuit acquisition optic communication digital regulating device
The signal of signal transmission passage, after resistance R1, R2 partial pressure and capacitance C1 filtering in input modulation circuit, a termination of resistance R1
Signal input port, one end of another terminating resistor R2 of resistance R1 and one end of capacitance C1, another termination amplifier of capacitance C1
The in-phase input end of device AR2, the base stage of another termination triode Q1 of resistance R2.
Embodiment three, on the basis of embodiment two, the filtering output circuit uses inductance L3 and capacitance C9 parallel connection groups
Into lc circuit filtering after export, that is to say in input light signal of communication regulating device in signal transmission passage, the one of inductance L3
One end of termination capacitor C7, another termination signal output port of inductance L3 and one end of capacitance C9, another termination of capacitance C9
Ground.
When the utility model is specifically used, optic communication digital regulating device, including signal acquisition circuit, modulation circuit and filter
Wave output circuit, the signal acquisition circuit acquire the signal of signal transmission passage in optic communication digital regulating device, pass through all the way
Modulation circuit utilizes the compound circuit amplitude modulation of triode Q1, Q2 composition, while composes in parallel LC using inductance L1 and capacitance C4, C5
After circuit filtering in input filter output circuit, another way is amplified through transport and placing device AR2 amplified signals, another way through transport and placing device AR2
It is directly inputted after signal in filtering output circuit, the LC electricity that the filtering output circuit is composed in parallel using inductance L3 and capacitance C9
After the filtering of road in input light signal of communication regulating device in signal transmission passage；When the signal of signal acquisition circuit output is normal
During signal, the triode Q1 conductings in the modulation circuit, triode Q2 is not turned on, the signal of signal acquisition circuit output at this time
It is flowed into the inverting input of transport and placing device AR1 after triode Q1, resistance R3 current limlitings all the way, another way is defeated after capacitance C1 filtering
In the in-phase input end for entering transport and placing device AR2, after transport and placing device AR2 ratio enlargement signals through capacitance C7 filtering after directly input filtering it is defeated
Go out in circuit, play the role of on the basis of effectiveness is improved, stabilization signal, wherein power supply+5V divide through resistance R4
Collector after pressure for triode Q1 provides ground potential；When the signal of signal acquisition circuit output contains abnormal signal, three
Pole pipe Q1, Q2 is both turned on, three tunnels of signal point of signal acquisition circuit output at this time, all the way after triode Q1, resistance R3 current limlitings
It flowing into the inverting input of transport and placing device AR1, another way is inputted after capacitance C1 filtering in the in-phase input end of transport and placing device AR2,
The lc circuit that inductance L1 and capacitance C4, C5 are composed in parallel finally is flowed through after triode Q1, Q2 partial pressure all the way, transport and placing device AR2's
The filtered signal coupling of lc circuit that output signal is composed in parallel through the filtered signals of capacitance C7 and inductance L1 and capacitance C4, C5
After conjunction together in input filter output circuit, achieve the effect that reduce abnormal signal amplitude, it is described so as to eliminate abnormal signal
It is exported after the lc circuit filtering that filtering output circuit is composed in parallel with inductance L3 and capacitance C9, that is to say input light signal of communication
In regulating device in signal transmission passage.
The above is to combine specific embodiment further detailed description of the utility model, it is impossible to assert this
Utility model specific implementation is limited only to this；For belonging to the utility model and for those skilled in the technology concerned,
The expansion made under the premise of technical solutions of the utility model thinking and operating method, the replacement of data, should all fall
Within scope of protection of the utility model.
Claims (3)
1. optic communication digital regulating device, including signal acquisition circuit, modulation circuit and filtering output circuit, which is characterized in that
The signal of signal transmission passage in the signal acquisition circuit acquisition optic communication digital regulating device, all the way amplitude modulated circuit utilization
Triode Q1, Q2 composition compound circuit amplitude modulation, while using inductance L1 and capacitance C4, C5 compose in parallel lc circuit filtering after it is defeated
Enter to filter in output circuit, for another way through transport and placing device AR2 amplified signals, another way is directly defeated after transport and placing device AR2 amplified signals
Enter to filter in output circuit, be inputted after the lc circuit filtering that the filtering output circuit is composed in parallel using inductance L3 and capacitance C9
In optic communication digital regulating device in signal transmission passage；
The modulation circuit includes triode Q1, one end of collector connecting resistance R4 of triode Q1 and one end of capacitance C2, electricity
Hinder another termination power+5V of R4, one end of emitter connecting resistance R3 of triode Q1 and the collector of triode Q2, triode
The base stage of Q2 connects the other end of capacitance C2, and the emitter of triode Q2 meets one end of inductance L1 and one end of capacitance C4, capacitance C4
The other end ground connection, one end of another termination capacitor C5, C7 of inductance L1, capacitance C5 the other end ground connection, resistance R3's is another
Terminate the inverting input of transport and placing device AR2, the other end of the output termination capacitor C7 of transport and placing device AR2.
2. optic communication digital regulating device as described in claim 1, which is characterized in that the signal acquisition circuit includes resistance
A termination signal input port of R1, resistance R1, one end of another terminating resistor R2 of resistance R1 and one end of capacitance C1, capacitance
The in-phase input end of another termination transport and placing device AR2 of C1, the base stage of another termination triode Q1 of resistance R2.
3. optic communication digital regulating device as claimed in claim 2, which is characterized in that the filtering output circuit includes inductance
One end of a termination capacitor C7 of L3, inductance L3, another termination signal output port of inductance L3 and one end of capacitance C9, capacitance
The other end ground connection of C9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873168.9U CN207573364U (en) | 2017-12-28 | 2017-12-28 | Optic communication digital regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873168.9U CN207573364U (en) | 2017-12-28 | 2017-12-28 | Optic communication digital regulating device |
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| Publication Number | Publication Date |
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| CN207573364U true CN207573364U (en) | 2018-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721873168.9U Active CN207573364U (en) | 2017-12-28 | 2017-12-28 | Optic communication digital regulating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217929A (en) * | 2018-10-29 | 2019-01-15 | 黄河科技学院 | A kind of super high speed all-optical communication system |
-
2017
- 2017-12-28 CN CN201721873168.9U patent/CN207573364U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217929A (en) * | 2018-10-29 | 2019-01-15 | 黄河科技学院 | A kind of super high speed all-optical communication system |
| CN109217929B (en) * | 2018-10-29 | 2020-06-05 | 中原工学院 | Superspeed all-optical communication system |
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