CN208285287U - For the signal processing circuit in smart home system - Google Patents
For the signal processing circuit in smart home system Download PDFInfo
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- CN208285287U CN208285287U CN201820996321.5U CN201820996321U CN208285287U CN 208285287 U CN208285287 U CN 208285287U CN 201820996321 U CN201820996321 U CN 201820996321U CN 208285287 U CN208285287 U CN 208285287U
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Abstract
The utility model discloses a kind of signal processing circuits in smart home system, including signal compensation circuit, comparison circuit and filtering output circuit, the signal compensation circuit is connect with the comparison circuit, the comparison circuit is connect with the filtering output circuit, the input terminal of the signal compensation circuit is used to receive the signal of the acquisition module input in smart home system, and the filtering output circuit is used to carry out signal processing and will be in treated control module that signal is transported in smart home system；The signal compensation circuit includes inductance L1, resistance R1, resistance R2, zener diode D1, diode D2, diode D3, diode D3, diode D4, diode D5 and slide rheostat RW1；The utility model can effectively guarantee in smart home system in signal output channels the features such as stable signal transmission and high efficiency of transmission.
Description
Technical field
The utility model relates to Smart Home technical fields, and in particular at a kind of signal in smart home system
Manage circuit.
Background technique
Currently, with the continuous progress of science and technology, requirement of the people to quality of the life is continuously improved, smart home is a new generation
The crystallization of science and technology, the experience of user are mainly reflected in intelligence, the hommization of smart home system, guarantee in smart home system
Signal stabilization and transmission are the important indicator that smart home is well run fastly in signal output channels.
So being badly in need of providing the new scheme of one kind to solve the problems, such as this.
Summary of the invention
Technical problem to be solved in the utility model is to provide one kind in view of the above shortcomings of the prior art for intelligence
Signal processing circuit in house system, this signal processing circuit being used in smart home system can effectively guarantee intelligence
Stable signal transmission and efficiency of transmission are high in signal output channels in house system.
To realize the above-mentioned technical purpose, the technical solution that the utility model is taken are as follows:
A kind of signal processing circuit in smart home system, including signal compensation circuit, comparison circuit and filtering
Output circuit, the signal compensation circuit are connect with the comparison circuit, and the comparison circuit and the filtering output circuit connect
It connects, the input terminal of the signal compensation circuit is used to receive the signal of the acquisition module input in smart home system, the filter
Wave output circuit is used to carry out signal processing and will be in treated control module that signal is transported in smart home system；
The signal compensation circuit includes inductance L1, resistance R1, resistance R2, zener diode D1, diode D2, diode
The cathode and the inductance of D3, diode D3, diode D4, diode D5 and slide rheostat RW1, the zener diode D1
One end of L1 connects, the other end of the inductance L1 respectively with the cathode of the diode D2, diode D3 anode and compared with
Circuit connection, the anode of the diode D2 and the anode of zener diode D1 are respectively connected with ground wire, and the diode D3's is negative
Pole is connect with a fixed pin of the slide rheostat RW1, the adjustment pin of the slide rheostat RW1 and the diode
The cathode of D5 connects, and the anode of the diode D5 is connect with one end of the resistance R2, the other end difference of the resistance R2
It is connect with one end of the anode of the diode D4 and resistance R1, the cathode of the diode D4 is connected with ground wire, the resistance
The other end of R1 is connected with power supply, and another fixed pin of the slide rheostat RW1 is connect with the comparison circuit.
As the further improved technical solution of the utility model, the comparison circuit includes transport and placing device AR1, transport and placing device
AR2, transport and placing device AR3, inductance L2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8 and slide rheostat
The non-inverting input terminal of RW2, the transport and placing device AR1 are connect with one end of the inductance L1 in the signal compensation circuit, the amplifier
The reverse input end of device AR1 is connect with one end of one end of the resistance R3 and resistance R4 respectively, the other end of the resistance R4
It is connected with ground wire, the other end of the resistance R3 is connect with the output end of the transport and placing device AR1, the output of the transport and placing device AR1
End is connect with the non-inverting input terminal of the transport and placing device AR3, and the inverting input terminal of the transport and placing device AR3 is respectively with the resistance R7's
One end is connected with a fixed pin of slide rheostat RW2, and the other end of the resistance R7 is defeated with the transport and placing device AR3 respectively
Outlet is connected with one end of resistance R8, and the other end of the resistance R8 connects ground wire, the adjustment pin of the slide rheostat RW2
It is connect with the inverting input terminal of one end of the resistance R6 and transport and placing device AR2 with another fixed pin, the transport and placing device AR2
Non-inverting input terminal connect with one end of the resistance R5, the other end of the resistance R5 is connect with one end of the inductance L2,
The other end of the inductance L2 is connect with a fixed pin of the slide rheostat RW1 in the comparison circuit, the resistance R6
The other end connect with the output end of the transport and placing device AR2, the output end of the transport and placing device AR2 and the filtering output circuit company
It connects.
As the further improved technical solution of the utility model, the filtering output circuit include resistance R9, inductance L3,
One end of capacitor C1 and resistance R10, the resistance R9 are connect with the output end of the transport and placing device AR2 in the comparison circuit, described
The other end of resistance R9 is connect with one end of the inductance L3, the other end of the inductance L3 respectively with the resistance R10 one
End is connected with one end of capacitor C1, and the other end of the capacitor C1 is connected with ground wire.
The utility model has the following beneficial effects:
The utility model can effectively be guaranteed by setting signal compensation circuit, comparison circuit and filtering output circuit
Stable signal transmission and efficiency of transmission are high in signal output channels in smart home system, specifically: pass through signal compensation circuit
Middle inductance L1 receives the signal that the acquisition module of input port in signal transmission passage in smart home system is sent, all the way directly
It inputs in comparison circuit in transport and placing device AR1 non-inverting input terminal, another way transport and placing device in slide rheostat RW1 input comparison circuit
In AR2 non-inverting input terminal, while power supply provides compensation current potential through slide rheostat RW1 for comparison circuit, and comparison circuit passes through fortune
Put device AR2, transport and placing device AR3 compares adjustment signal, it is possible to prevente effectively from signal oscillating, play the effect of stabilization signal, improve letter
Number stability；By adjusting the value of the big minor adjustment output signal of resistance value of slide rheostat RW2, reach adjustment signal size
Effect；Finally filtering output circuit composes in parallel lc circuit filtering output with inductance L3 and capacitor C1, reaches filtering clutter
Effect, circuit is simple, can effectively guarantee in smart home system stable signal transmission and transmission effect in signal output channels
Rate is high.Zener diode D1 in the utility model signal compensation circuit plays the effect of pressure stabilizing, diode D2 and diode D3
The function of playing clamp voltage achievees the effect that protect circuit.
Detailed description of the invention
Fig. 1 is the schematic block circuit diagram of the utility model.
Fig. 2 is the circuit principle structure schematic diagram of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further illustrated below according to Fig. 1 and Fig. 2:
Referring to Fig. 1, a kind of signal processing circuit in smart home system, including signal compensation circuit, comparison are electric
Road and filtering output circuit, the signal compensation circuit are connect with the comparison circuit, and the comparison circuit and the filtering are defeated
Circuit connection out, the input terminal of the signal compensation circuit are used to receive the letter of the acquisition module input in smart home system
Number, the filtering output circuit is used to carry out signal processing and by treated signal is transported in smart home system control
In molding block；Referring to fig. 2, the signal compensation circuit includes inductance L1, resistance R1, resistance R2, zener diode D1, diode
D2, diode D3, diode D3, diode D4, diode D5 and slide rheostat RW1, the cathode of the zener diode D1
Connect with one end of the inductance L1, the other end of the inductance L1 respectively with the cathode of the diode D2, diode D3
Anode connect with comparison circuit, and the anode of the positive and zener diode D1 of the diode D2 is respectively connected with ground wire, and described two
The fixed pin of the one of the cathode of pole pipe D3 and the slide rheostat RW1 connect, the adjustment pin of the slide rheostat RW1 and
The cathode of the diode D5 connects, and the anode of the diode D5 is connect with one end of the resistance R2, the resistance R2's
The other end is connect with one end of the anode of the diode D4 and resistance R1 respectively, and the cathode of the diode D4 is connected with ground
Line, the other end of the resistance R1 are connected with+10V power supply, and another fixed pin of the slide rheostat RW1 is compared with described
Circuit connection.
Signal compensation circuit receives the letter in smart home system in signal transmission passage in input port with inductance L1
Number (i.e. acquisition module send signal), divides in two-way input comparison circuit, directly inputs transport and placing device AR1 in comparison circuit all the way
In non-inverting input terminal, another way inputs in comparison circuit in transport and placing device AR2 non-inverting input terminal through slide rheostat RW1, while electricity
Source+10V splits into comparison circuit by slide rheostat RW1 after resistance R1, resistance R2 partial pressure and provides compensation current potential, wherein pressure stabilizing
Diode D1 plays the effect of pressure stabilizing, and diode D2 and diode D3 play the function of clamp voltage, reaches the effect of protection circuit
Fruit, the signal output port of a termination acquisition module acquisition of inductance L1.
In the present embodiment, referring to fig. 2, the comparison circuit includes transport and placing device AR1, transport and placing device AR2, transport and placing device AR3, inductance
L2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R7, resistance R8 and slide rheostat RW2, the transport and placing device AR1's is same
Phase input terminal is connect with one end of the inductance L1 in the signal compensation circuit, the reverse input end difference of the transport and placing device AR1
It is connect with one end of one end of the resistance R3 and resistance R4, the other end of the resistance R4 is connected with ground wire, the resistance R3
The other end connect with the output end of the transport and placing device AR1, the output end of the transport and placing device AR1 is same with the transport and placing device AR3's
The connection of phase input terminal, the inverting input terminal of the transport and placing device AR3 respectively with one end of the resistance R7 and slide rheostat RW2
One fixed pin connection, the other end of the resistance R7 connect with one end of the output end of the transport and placing device AR3 and resistance R8 respectively
It connects, the other end of the resistance R8 connects ground wire, and the adjustment pin of the slide rheostat RW2 and another fixed pin are and institute
State one end of resistance R6 and the inverting input terminal connection of transport and placing device AR2, the non-inverting input terminal of the transport and placing device AR2 and the electricity
Hinder one end connection of R5, the other end of the resistance R5 connect with one end of the inductance L2, the other end of the inductance L2 and
The fixed pin connection of one of slide rheostat RW1 in the comparison circuit, the other end and the transport and placing device of the resistance R6
The output end of AR2 connects, and the output end of the transport and placing device AR2 is connect with the filtering output circuit.
The comparison circuit uses transport and placing device AR1 amplified signal, improves signal strength, while transport and placing device AR2 and transport and placing device
AR3 composition window circuit compares adjustment signal, it is possible to prevente effectively from signal oscillating, plays the effect of stabilization signal, passes through adjusting
The value of the big minor adjustment output signal of the resistance value of slide rheostat RW2, achievees the effect that adjustment signal size.
In the present embodiment, referring to fig. 2, the filtering output circuit includes resistance R9, inductance L3, capacitor C1 and resistance R10,
One end of the resistance R9 is connect with the output end of the transport and placing device AR2 in the comparison circuit, the other end of the resistance R9 with
One end of the inductance L3 connects, the other end of inductance L3 one end with one end of the resistance R10 and capacitor C1 respectively
Connection, the other end of the capacitor C1 are connected with ground wire.
Comparison circuit compares adjustment signal with transport and placing device AR2, transport and placing device AR3, improves the stability of signal, finally filters
Output circuit is divided with resistance R9；Simultaneously design inductance L3 and capacitor C1 compose in parallel lc circuit filtering be output to smart home
Control terminal in system, achievees the effect that filtering clutter, that is to say signal transmission passage output port in input smart home system
It is interior；Signal transmission passage is primarily referred to as in smart home system the signal between acquisition module and control terminal in smart home system
Transmission channel.
When the utility model is specifically used, signal compensation circuit uses inductance L1, receives signal in smart home system and passes
Signal in defeated channel in input port divides in two-way input comparison circuit, directly inputs transport and placing device AR1 in comparison circuit all the way
In non-inverting input terminal, another way inputs in comparison circuit in transport and placing device AR2 non-inverting input terminal through slide rheostat RW1, while electricity
Source+10V splits into comparison circuit by slide rheostat RW1 after resistance R1, resistance R2 partial pressure and provides compensation current potential, wherein pressure stabilizing
Pipe D1 plays the effect of pressure stabilizing, and diode D2 and diode D3 play the function of clamp voltage, achievees the effect that protect circuit, than
Transport and placing device AR1 amplified signal is used compared with circuit, improves signal strength, while transport and placing device AR2 and transport and placing device AR3 forms window circuit
Compare adjustment signal, it is possible to prevente effectively from signal oscillating, plays the effect of stabilization signal, by adjusting slide rheostat RW2's
The value of the big minor adjustment output signal of resistance value achievees the effect that adjustment signal size, and the filtering output circuit is with resistance R9 points
Pressure, while inductance L3 and capacitor C1 parallel filtering are designed, achieve the effect that filtering clutter, recently enters in smart home system and believe
In number transmission channel output port.
The protection scope of the utility model includes but is not limited to embodiment of above, and the protection scope of the utility model is to weigh
Subject to sharp claim, replacement, deformation, the improvement that those skilled in the art that any pair of this technology is made is readily apparent that are each fallen within
The protection scope of the utility model.
Claims (3)
1. a kind of signal processing circuit in smart home system, it is characterised in that: electric including signal compensation circuit, comparison
Road and filtering output circuit, the signal compensation circuit are connect with the comparison circuit, and the comparison circuit and the filtering are defeated
Circuit connection out, the input terminal of the signal compensation circuit are used to receive the letter of the acquisition module input in smart home system
Number, the filtering output circuit is used to carry out signal processing and by treated signal is transported in smart home system control
In molding block；
The signal compensation circuit include inductance L1, resistance R1, resistance R2, zener diode D1, diode D2, diode D3,
Diode D3, diode D4, diode D5 and slide rheostat RW1, the cathode of the zener diode D1 and the inductance L1
One end connection, the other end of the inductance L1 respectively with the cathode of the diode D2, diode D3 positive and compared with it is electric
Road connection, the anode of the diode D2 and the anode of zener diode D1 are respectively connected with ground wire, the cathode of the diode D3
It is connect with a fixed pin of the slide rheostat RW1, the adjustment pin of the slide rheostat RW1 and the diode D5
Cathode connection, the diode D5 anode connect with one end of the resistance R2, the other end of the resistance R2 respectively with
The anode of the diode D4 is connected with one end of resistance R1, and the cathode of the diode D4 is connected with ground wire, the resistance R1
The other end be connected with power supply, another fixed pin of the slide rheostat RW1 is connect with the comparison circuit.
2. the signal processing circuit according to claim 1 in smart home system, it is characterised in that: the comparison
Circuit includes transport and placing device AR1, transport and placing device AR2, transport and placing device AR3, inductance L2, resistance R3, resistance R4, resistance R5, resistance R6, resistance
Inductance in the non-inverting input terminal of R7, resistance R8 and slide rheostat RW2, the transport and placing device AR1 and the signal compensation circuit
One end of L1 connects, and the reverse input end of the transport and placing device AR1 connects with one end of the resistance R3 and one end of resistance R4 respectively
It connects, the other end of the resistance R4 is connected with ground wire, the output end company of the other end of the resistance R3 and the transport and placing device AR1
It connects, the output end of the transport and placing device AR1 is connect with the non-inverting input terminal of the transport and placing device AR3, and the reverse phase of the transport and placing device AR3 is defeated
Enter end to connect with a fixed pin of one end of the resistance R7 and slide rheostat RW2 respectively, the other end of the resistance R7
It is connect respectively with one end of the output end of the transport and placing device AR3 and resistance R8, the other end of the resistance R8 connects ground wire, described
The reverse phase of the adjustment pin of slide rheostat RW2 and another fixed pin with one end of the resistance R6 and transport and placing device AR2
Input terminal connection, the non-inverting input terminal of the transport and placing device AR2 are connect with one end of the resistance R5, the other end of the resistance R5
It is connect with one end of the inductance L2, the other end of the inductance L2 and one of the slide rheostat RW1 in the comparison circuit
Fixed pin connection, the other end of the resistance R6 are connect with the output end of the transport and placing device AR2, and the transport and placing device AR2's is defeated
Outlet is connect with the filtering output circuit.
3. the signal processing circuit according to claim 2 in smart home system, it is characterised in that: the filtering
Output circuit includes in one end and the comparison circuit of resistance R9, inductance L3, capacitor C1 and resistance R10, the resistance R9
The output end of transport and placing device AR2 connects, and the other end of the resistance R9 is connect with one end of the inductance L3, and the inductance L3's is another
One end is connect with one end of one end of the resistance R10 and capacitor C1 respectively, and the capacitor C1 other end is connected with ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820996321.5U CN208285287U (en) | 2018-06-27 | 2018-06-27 | For the signal processing circuit in smart home system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820996321.5U CN208285287U (en) | 2018-06-27 | 2018-06-27 | For the signal processing circuit in smart home system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208285287U true CN208285287U (en) | 2018-12-25 |
Family
ID=64704681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820996321.5U Expired - Fee Related CN208285287U (en) | 2018-06-27 | 2018-06-27 | For the signal processing circuit in smart home system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208285287U (en) |
-
2018
- 2018-06-27 CN CN201820996321.5U patent/CN208285287U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20200627 |