CN207573376U - User network bandwidth monitoring system - Google Patents
User network bandwidth monitoring system Download PDFInfo
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- CN207573376U CN207573376U CN201721873139.2U CN201721873139U CN207573376U CN 207573376 U CN207573376 U CN 207573376U CN 201721873139 U CN201721873139 U CN 201721873139U CN 207573376 U CN207573376 U CN 207573376U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 28
- 238000001914 filtration Methods 0.000 claims abstract description 25
- 230000003750 conditioning effect Effects 0.000 claims abstract description 20
- 230000002159 abnormal effect Effects 0.000 claims abstract description 19
- 239000003990 capacitor Substances 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 11
- 230000008054 signal transmission Effects 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000005611 electricity Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses user network bandwidth monitoring systems,Including circuit for signal conditioning,Switching circuit and filtering output circuit,The circuit for signal conditioning divides two-way to receive the signal in user network bandwidth monitoring system signal transmission passage,After the LC filter circuits filtering composed in parallel all the way through inductance L3 and capacitance C2 in input summer U1,Another way is through transport and placing device AR1,After the logarithmic circuit processing of triode Q3 compositions in input summer U1,After adder U1 addition process in input switching circuit,The switching circuit uses triode Q1,Q2 composition compound circuits filter out abnormal signal,Last filtered output circuit uses inductance L1,L2 and polar capacitor C4,C6 composition π types filter circuit filtering outputs,The abnormal signal in user network bandwidth can be effectively detected,And abnormal signal and clutter in signal can be eliminated,With very big Development volue and practical value.
Description
Technical field
The utility model is related to supervisory systems technical field, more particularly to user network bandwidth monitoring system.
Background technology
At present, substantially every household can all have the network coverage, however be brought for people's lives greatly in user network
When convenient, the phenomenon that user network also will appear slower network or even suspension, and the main reason for phenomenon occurs so just
It is that the transmission of user network bandwidth is but susceptible to abnormal signal, and more containing clutter in signal.
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 user network band
Wide supervisory systems, have be skillfully constructed, the characteristic of human oriented design, the abnormal letter in user network bandwidth can be effectively detected
Number, and abnormal signal and clutter in signal can be eliminated.
Its technical solution solved is user network bandwidth monitoring system, including circuit for signal conditioning, switching circuit and filter
Wave output circuit, the circuit for signal conditioning divide two-way to receive the letter in user network bandwidth monitoring system signal transmission passage
Number, after the LC filter circuits filtering composed in parallel all the way through inductance L3 and capacitance C2 in input summer U1, another way is through amplifier
After the logarithmic circuit processing of device AR1, triode Q3 composition in input summer U1, input switch electricity after adder U1 addition process
In road, the switching circuit filters out abnormal signal with triode Q1, Q2 composition compound circuit, last filtered output circuit fortune
With inductance L1, L2 and polar capacitor C4, C6 composition π types filter circuit filtering output；
The circuit for signal conditioning includes resistance R1, a termination signal input port of resistance R1, the other end of resistance R1
One end of connecting resistance R2 and capacitance C1, one end of another termination inductance L3 of resistance R2, another termination capacitor C2's of inductance L3
One end and the pin 1 of adder U1, the other end ground connection of capacitance C2, the anti-phase input of another termination transport and placing device AR1 of capacitance C1
End and the collector of triode Q3, one end of the homophase input terminating resistor R4 of transport and placing device AR1, the other end ground connection of resistance R4,
The base earth of triode Q3, the emitter of triode Q3 connect the output terminal of transport and placing device AR1 and the pin 2 of adder U1.
Compared with prior art, the beneficial effects of the utility model are as follows：
1. circuit for signal conditioning divide two-way receive user network bandwidth monitoring system signal transmission passage in signal, one
After the filtering of LC filter circuits that road is composed in parallel through inductance L3 and capacitance C2 in input summer U1, another way through transport and placing device AR1,
After the logarithmic circuit processing of triode Q3 compositions in input summer U1, after adder U1 addition process in input switching circuit,
The switching circuit filters out abnormal signal with triode Q1, Q2 composition compound circuit, and last filtered output circuit is with electricity
Feel L1, L2 and polar capacitor C4, C6 composition π types filter circuit filtering output, can be effectively detected in user network bandwidth
Abnormal signal, and abnormal signal and clutter in signal can be eliminated.
2. circuit for signal conditioning divides two-way to receive the signal in user network bandwidth monitoring system signal transmission passage, fortune
With resistance R1 current limlitings, after the LC filter circuits filtering composed in parallel all the way through inductance L3 and capacitance C2 in input summer U1, separately
All the way after the logarithmic circuit processing of transport and placing device AR1, triode Q3 composition in input summer U1, adder U1 " addition " processing
Afterwards in input switching circuit, wherein design transport and placing device AR1, the logarithmic circuit of triode Q3 compositions are to ensure adder U1
Output will not make the amplitude of signal excessive, can not only improve the transmission rate of signal, but also play the effect of stabilization signal.
Description of the drawings
Fig. 1 is the circuit module figure of the utility model user network bandwidth monitoring system.
Fig. 2 is the circuit diagram of the utility model user network bandwidth monitoring system.
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.
Embodiment one, user network bandwidth monitoring system, including circuit for signal conditioning, switching circuit and filtering output electricity
Road, the circuit for signal conditioning divide two-way to receive the signal in user network bandwidth monitoring system signal transmission passage, pass through all the way
After the LC filter circuits filtering that inductance L3 and capacitance C2 are composed in parallel in input summer U1, another way is through transport and placing device AR1, three poles
It is described after adder U1 addition process in input switching circuit after the logarithmic circuit processing of pipe Q3 compositions in input summer U1
Switching circuit filters out abnormal signal with triode Q1, Q2 composition compound circuit, last filtered output circuit with inductance L1,
L2 and polar capacitor C4, C6 composition π types filter circuit filtering output；
The circuit for signal conditioning divides two-way to receive the signal in user network bandwidth monitoring system signal transmission passage, fortune
With resistance R1 current limlitings, after the LC filter circuits filtering composed in parallel all the way through inductance L3 and capacitance C2 in input summer U1, separately
All the way after the logarithmic circuit processing of transport and placing device AR1, triode Q3 composition in input summer U1, adder U1 " addition " processing
Afterwards in input switching circuit, the transmission rate of signal can be not only improved, but also plays the effect of stabilization signal, wherein designing transport and placing device
The logarithmic circuit of AR1, triode Q3 composition is in order to ensure that the output of adder U1 will not make the amplitude of signal excessive, so as to meeting
Make jitter, a termination signal input port of resistance R1, another terminating resistor R2 of resistance R1 and one end of capacitance C1,
One end of another termination inductance L3 of resistance R2, one end of another termination capacitor C2 of inductance L3 and the pin 1 of adder U1, electricity
Hold the other end ground connection of C2, the inverting input of another termination transport and placing device AR1 of capacitance C1 and the collector of triode Q3, amplifier
One end of the homophase input terminating resistor R4 of device AR1, the other end ground connection of resistance R4, the base earth of triode Q3, triode
The emitter of Q3 connects the output terminal of transport and placing device AR1 and the pin 2 of adder U1.
Embodiment two, on the basis of embodiment one, the switching circuit is using triode Q1, Q2 composition compound circuit filter
Except abnormal signal, for the more single triode of compound circuit of triode Q1, Q2 composition, the conducting voltage of triode is expanded,
The effect of protection circuit is played, when the signal after circuit for signal conditioning contains abnormal signal, triode Q1 is not turned on, while three
Pole pipe Q2 is also not turned on, and when the signal after circuit for signal conditioning is normal, triode Q1, Q2 conducting reach and filters out abnormal signal
Effect, wherein power supply+10V provides base current potential for the collector of triode Q1, and the base stage of triode Q1 connects drawing for adder U1
One end of foot 3 and resistance R6, one end of the collector connecting resistance R3 of triode Q1, another termination power+10V of resistance R3, three
The emitter of pole pipe Q1 connects one end of capacitance C3, the base stage of another termination triode Q2 of capacitance C3, the collector of triode Q2
The other end of connecting resistance R6.
Embodiment three, on the basis of embodiment two, the filtering output circuit has selected inductance L1, L2 and polar capacitor
C4, C6 composition π types filter circuit filtering output, that is to say in input user network bandwidth monitoring system signal transmission passage, rise
To the effect of filtering clutter, the emitter of a termination triode Q2 of inductance L1 and one end of inductance L2 and polar capacitor C4's
Anode, the cathode ground connection of polar capacitor C4, the anode and signal output port of another termination polar capacitor C6 of inductance L1, L2,
The cathode ground connection of polar capacitor C6.
When the utility model is specifically used, user network bandwidth monitoring system, including circuit for signal conditioning, switching circuit
With filtering output circuit, the circuit for signal conditioning divides two-way to receive in user network bandwidth monitoring system signal transmission passage
Signal, after the LC filter circuits filtering composed in parallel all the way through inductance L3 and capacitance C2 in input summer U1, another way is through fortune
It puts after the logarithmic circuit that device AR1, triode Q3 are formed is handled in input summer U1, input switch after adder U1 addition process
In circuit, the switching circuit filters out abnormal signal with triode Q1, Q2 composition compound circuit, last filtered output circuit
With inductance L1, L2 and polar capacitor C4, C6 composition π types filter circuit filtering output；The circuit for signal conditioning divides two-way to connect
The signal in user network bandwidth monitoring system signal transmission passage is received, with resistance R1 current limlitings, all the way through inductance L3 and capacitance
After the filtering of LC filter circuits that C2 is composed in parallel in input summer U1, pair that another way is formed through transport and placing device AR1, triode Q3
After number processing of circuit in input summer U1, after adder U1 " addition " processing in input switching circuit, signal can be both improved
Transmission rate, and play the effect of stabilization signal, wherein design transport and placing device AR1, the logarithmic circuit of triode Q3 compositions be for
Ensureing the output of adder U1 will not make the amplitude of signal excessive, so as to make jitter, the switching circuit use
Triode Q1, Q2 composition compound circuit filter out abnormal signal, the more single triode of compound circuit of triode Q1, Q2 composition and
Speech expands the conducting voltage of triode, plays the effect of protection circuit, and signal after circuit for signal conditioning contains abnormal letter
Number when, triode Q1 is not turned on, while triode Q2 is also not turned on, when the signal after circuit for signal conditioning is normal, triode
Q1, Q2 are connected, and achieve the effect that filter out abnormal signal, the filtering output circuit selected inductance L1, L2 and polar capacitor C4,
C6 composition π types filter circuit filtering outputs, that is to say in input user network bandwidth monitoring system signal transmission passage, play filter
The effect of noise wave removing.
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. user network bandwidth monitoring system exists including circuit for signal conditioning, switching circuit and filtering output circuit, feature
In the circuit for signal conditioning divides two-way to receive the signal in user network bandwidth monitoring system signal transmission passage, passes through all the way
After the LC filter circuits filtering that inductance L3 and capacitance C2 are composed in parallel in input summer U1, another way is through transport and placing device AR1, three poles
It is described after adder U1 addition process in input switching circuit after the logarithmic circuit processing of pipe Q3 compositions in input summer U1
Switching circuit filters out abnormal signal with triode Q1, Q2 composition compound circuit, last filtered output circuit with inductance L1,
L2 and polar capacitor C4, C6 composition π types filter circuit filtering output；
The circuit for signal conditioning includes resistance R1, a termination signal input port of resistance R1, another termination electricity of resistance R1
Hinder one end of R2 and capacitance C1, one end of another termination inductance L3 of resistance R2, one end of another termination capacitor C2 of inductance L3
With the pin 1 of adder U1, the other end of capacitance C2 is grounded, the inverting input of another termination transport and placing device AR1 of capacitance C1 and
The collector of triode Q3, one end of the homophase input terminating resistor R4 of transport and placing device AR1, the other end ground connection of resistance R4, three poles
The base earth of pipe Q3, the emitter of triode Q3 connect the output terminal of transport and placing device AR1 and the pin 2 of adder U1.
2. user network bandwidth monitoring system as described in claim 1, which is characterized in that the switching circuit includes triode
The base stage of Q1, triode Q1 connect the pin 3 of adder U1 and one end of resistance R6, and the one of the collector connecting resistance R3 of triode Q1
End, another termination power+10V of resistance R3, the emitter of triode Q1 connect one end of capacitance C3, another termination three of capacitance C3
The base stage of pole pipe Q2, the other end of the collector connecting resistance R6 of triode Q2.
3. user network bandwidth monitoring system as described in claim 1, which is characterized in that the filtering output circuit includes inductance
The emitter of a termination triode Q2 of L1, inductance L1 and one end of inductance L2 and the anode of polar capacitor C4, polar capacitor
The cathode ground connection of C4, the anode and signal output port of another termination polar capacitor C6 of inductance L1, L2, polar capacitor C6's is negative
Pole is grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873139.2U CN207573376U (en) | 2017-12-28 | 2017-12-28 | User network bandwidth monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721873139.2U CN207573376U (en) | 2017-12-28 | 2017-12-28 | User network bandwidth monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207573376U true CN207573376U (en) | 2018-07-03 |
Family
ID=62686368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721873139.2U Active CN207573376U (en) | 2017-12-28 | 2017-12-28 | User network bandwidth monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207573376U (en) |
-
2017
- 2017-12-28 CN CN201721873139.2U patent/CN207573376U/en active Active
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