CN205232190U - Analog circuit of sensilla characteristic is recalled in realization - Google Patents
Analog circuit of sensilla characteristic is recalled in realization Download PDFInfo
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- CN205232190U CN205232190U CN201521019998.6U CN201521019998U CN205232190U CN 205232190 U CN205232190 U CN 205232190U CN 201521019998 U CN201521019998 U CN 201521019998U CN 205232190 U CN205232190 U CN 205232190U
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Abstract
The utility model discloses an analog circuit of sensilla characteristic is recalled in realization, this circuit is including recalling sensilla equivalent circuit and magnetic flux production circuit, and magnetic flux produces the circuit and comprises as the input of recalling sensilla equivalent circuit integrated operational amplifier U1, and integrated operational amplifier U1 is used for realizing first integrator and inverting amplifier, recalling sensilla equivalent circuit and including integrated operational amplifier U1 and multiplier U2, integrated operational amplifier U1 is used for realizing second integrator and adder, inverting amplifier and second integrator link to each other with the multiplier, realize multiplying each other of signal to it obtains the ultimate sensilla magnitude of current of recalling to act on the adder with output. This analog circuit only contains 1 integrated operational amplifier chip and 1 multiplier, and simple structure reaches at present and can't the acquisition actually recall under the condition of sensilla spare future, can replace actually recalling the sensilla and realize and recall circuit design, experiment and the application that the sensilla is relevant to have important actual meaning to characteristic and the application study of recalling the sensilla.
Description
Technical field
The utility model belongs to technical field of circuit design, relates to a kind of equivalent electric circuit recalling sensor model and realizes, be specifically related to a kind of analog circuit realizing recalling sensor characteristic.
Background technology
Recalling sensor has memory characteristic new-type circuit components and parts as a class, is the non-linear element after memristor.Along with the physics realization of memristor, Ventra etc. have further expanded the scope of memory elements device, propose the concept of two kinds of Novel memory components and parts: recall container and recall sensor.Memristor, recall container and recall sensor has memory characteristic basic circuit components and parts as a class, its application in nonlinear circuit receives the extensive concern of people, because it has memory characteristic, can be applicable to non-loss memory and artificial neural net.The current simulation modeling for memristor and circuit realiration have a large amount of bibliographical informations, but it is also fewer with the research recalling sensor oscillator for recalling container, main cause is relative memristor, recall container not yet to realize with the actual physics device recalling sensor, its Mathematical Modeling and circuit model are perfect not enough.Therefore, replace actual recalling inductor component in the urgent need to a kind of equivalent electric circuit.
At present, though reported the Mathematical Modeling recalling sensor on a small quantity, all only rest on theory analysis and simulating, verifying, and the equivalent electric circuit be seldom made up of hardware circuit, some models are more complicated, cause being difficult in practical application realize; Some errors are comparatively large, are difficult to the actual characteristic recalling sensor of accurate analog.Therefore, designing a kind of principle, to recall sensor equivalent electric circuit simply, accurately significant.
Summary of the invention
For prior art above shortcomings, the utility model proposes a kind of analog circuit realizing recalling sensor characteristic, recall the magnetic flux current characteristics of sensor in order to simulation, substitute and actually recall sensor and carry out experiment and application and research.
The technical scheme that the utility model technical solution problem is taked is as follows: a kind of analog circuit realizing recalling sensor characteristic comprises recalls sensor equivalent electric circuit and magnetic flux generation circuit, magnetic flux generation circuit forms the input as recalling sensor equivalent electric circuit by integrated operational amplifier U1, and integrated operational amplifier U1 is used for realizing first integrator and sign-changing amplifier.Recall sensor equivalent electric circuit and comprise integrated operational amplifier U1 and multiplier U2, integrated operational amplifier U1 is used for realizing second integral device and adder; Sign-changing amplifier is connected with multiplier with second integral device, realizes being multiplied of signal, and is obtained final recalling the sensor magnitude of current in adder by output action.
Preferably, described a kind ofly realize the analog circuit recalling sensor characteristic, comprise integrated operational amplifier U1, multiplier U2, nine resistance and two electric capacity;
Described integrated operational amplifier U1 adopts LM324; Multiplier U2 adopts AD633;
1st pin of described integrated operational amplifier U1 and one end of the first electric capacity C1, one end of second resistance R2, one end of 3rd resistance R3, one end of 4th resistance R4 connects, one end of the 2nd pin and the first resistance R1, the other end of the first electric capacity C1, the other end of the second resistance R2 connects, and the 3rd, 5, 10, 12 pin ground connection, the 4th pin meets power supply VCC, the other end of the 6th pin and the 3rd resistance R3, one end of 5th resistance R5 connects, the other end of the 7th pin and the 5th resistance R5, one end of 7th resistance R7, 1st pin of multiplier U2 connects, and the 8th pin is connected with one end of the 9th resistance R9 and as output, one end of the 9th pin and the 8th resistance R8, the other end of the 9th resistance R9, the other end of the 7th resistance R7 connects, and the 11st pin meets power supply VEE, the other end of the 13rd pin and the 4th resistance R4, one end of second electric capacity C2, one end of 6th resistance R6 connects, the other end of the 14th pin and the second electric capacity C2, the other end of the 6th resistance R6, 3rd pin of multiplier U2 connects, the other end of the first resistance R1 is as voltage input end, and the other end of the 8th resistance R8 is connected with the 7th pin of multiplier U2, and the 2nd, 4, the 6 pin ground connection of multiplier U2, the 5th pin meets power supply VEE, and the 8th pin meets power supply VCC.
The utility model devises a kind of simulating equivalent circuit that can realize recalling sensor flux current characteristic, this analog circuit is only containing 1 integrated operational amplifier chip and 1 multiplier, structure is simple, when current and cannot obtain future actual recall inductor component, can replace actually recalling sensor and realizing the circuit design relevant to recalling sensor, experiment and application, to the characteristic and application research recalling sensor, there is important practical significance.
The analog circuit of sensor is recalled in the realization of the utility model design, it utilizes analog circuit to realize recalling the flux current characteristic of sensor, and specific implementation recalls the flux current characteristic of sensor.The utility model utilizes integrated operational amplifier and analog multiplier circuit to realize the corresponding computing recalled in sensor characteristic, wherein, integrated operational amplifier is mainly used in realizing the integral operation of voltage and magnetic flux, voltage reversal is amplified and add operation, and analog multiplier is for realizing the product of voltage integrating meter and magnetic flux integration.
Accompanying drawing explanation
Fig. 1 of the present utility modelly recalls sensor equivalent electric circuit block diagram.
Fig. 2 is the analog circuit schematic diagram that the utility model recalls sensor characteristic.
Embodiment
Below in conjunction with accompanying drawing, the utility model preferred embodiment is elaborated.
Theoretical starting point of the present utility model is the general expression of the flux current characteristic recalling sensor:
As shown in Figure 1, this example is recalled sensor simulating equivalent circuit and is comprised integrated operational amplifier U1 and multiplier U2, and voltage u finally obtains recalling sensor magnetic flux and electric current through integrated operational amplifier U1 and multiplier U2; Integrated operational amplifier U1 mainly realizes reverse amplification, integral operation and summation operation; Multiplier U2 realizes being multiplied of two signals.U1 adopts LM324, U2 employing AD633, LM324, AD633 is prior art.
As shown in Figure 2, in integrated operational amplifier U1, be integrated with 4 operational amplifiers, wherein the 1st, 2, operational amplifier that 3 pins are corresponding forms first integrator, in order to realize the conversion of voltage to magnetic flux.Voltage u accesses the parallel connection access pin 2 of pin 1 by the first electric capacity C1 and the second resistance R2 of the pin 2, U1 of U1 by the first resistance R1, thus forms integrating circuit, obtains the magnetic flux recalling sensor, if the voltage of input is u (t):
Integrated operational amplifier U1 the 5th, 6, operational amplifier that 7 pins are corresponding, form reverse operational amplifier, for realizing input voltage u with peripheral 3rd resistance R3, the 5th resistance R5
1t the backward gain of (), thus the inductive magnetic flux amount obtaining forward, the voltage of U1 pin 7 is u
7(t):
Integrated operational amplifier U1 the 12nd, 13,14 pins and peripheral second electric capacity C2, the 6th resistance R6 and the 4th resistance R4 form integrator, for realizing the integration of inductive magnetic flux amount, i.e. the voltage u of U1 pin 14
14(t):
The model of multiplier U2 is AD633, in order to realize the product calculation recalling sensor magnetic flux and magnetic flux integration, i.e. the voltage u of U2 output W pin
w(t):
Integrated operational amplifier U1 the 8th, 9,10 pins form adder with peripheral 7th resistance R7, the 8th resistance R8 and the 9th resistance R9, for realizing magnetic flux and the addition of multiplier output variable of recalling sensor, i.e. the voltage u of U1 pin 8
8(t):
By above formula abbreviation be:
Recall magnetic flux and the current characteristics of sensor simulating equivalent circuit, with
relatively learn:
1st pin of integrated operational amplifier U1 and one end of the first electric capacity C1, one end of second resistance R2, one end of 3rd resistance R3, one end of 4th resistance R4 connects, one end of the 2nd pin and the first resistance R1, the other end of the first electric capacity C1, the other end of the second resistance R2 connects, and the 3rd, 5, 10, 12 pin ground connection, the 4th pin meets power supply VCC, the other end of the 6th pin and the 3rd resistance R3, one end of 5th resistance R5 connects, the other end of the 7th pin and the 5th resistance R5, one end of 7th resistance R7, 1st pin of multiplier U2 connects, and the 8th pin is connected with one end of the 9th resistance R9 and as output, one end of the 9th pin and the 8th resistance R8, the other end of the 9th resistance R9, the other end of the 7th resistance R7 connects, and the 11st pin meets power supply VEE, the other end of the 13rd pin and the 4th resistance R4, one end of second electric capacity C2, one end of 6th resistance R6 connects, the other end of the 14th pin and the second electric capacity C2, the other end of the 6th resistance R6, 3rd pin of multiplier U2 connects, the other end of the first resistance R1 is as voltage input end, and the other end of the 8th resistance R8 is connected with the 7th pin of multiplier U2, and the 2nd, 4, the 6 pin ground connection of multiplier U2, the 5th pin meets power supply VEE, and the 8th pin meets power supply VCC.
Those of ordinary skill in the art will be appreciated that; above embodiment is only used to verify the utility model; and not as to restriction of the present utility model, as long as in scope of the present utility model, all will drop in protection range of the present utility model the change of above embodiment, distortion.
Claims (2)
1. realize the analog circuit recalling sensor characteristic, it is characterized in that: comprise and recall sensor equivalent electric circuit and magnetic flux generation circuit, magnetic flux generation circuit forms the input as recalling sensor equivalent electric circuit by integrated operational amplifier U1, and integrated operational amplifier U1 is used for realizing first integrator and sign-changing amplifier; Recall sensor equivalent electric circuit and comprise integrated operational amplifier U1 and multiplier U2, integrated operational amplifier U1 is used for realizing second integral device and adder; Sign-changing amplifier is connected with multiplier with second integral device, realizes being multiplied of signal, and is obtained final recalling the sensor magnitude of current in adder by output action.
2. the analog circuit of sensor characteristic is recalled in realization according to claim 1, comprises integrated operational amplifier U1, multiplier U2, nine resistance and two electric capacity;
Described integrated operational amplifier U1 adopts LM324; Multiplier U2 adopts AD633;
1st pin of described integrated operational amplifier U1 and one end of the first electric capacity C1, one end of second resistance R2, one end of 3rd resistance R3, one end of 4th resistance R4 connects, one end of the 2nd pin and the first resistance R1, the other end of the first electric capacity C1, the other end of the second resistance R2 connects, and the 3rd, 5, 10, 12 pin ground connection, the 4th pin meets power supply VCC, the other end of the 6th pin and the 3rd resistance R3, one end of 5th resistance R5 connects, the other end of the 7th pin and the 5th resistance R5, one end of 7th resistance R7, 1st pin of multiplier U2 connects, and the 8th pin is connected with one end of the 9th resistance R9 and as output, one end of the 9th pin and the 8th resistance R8, the other end of the 9th resistance R9, the other end of the 7th resistance R7 connects, and the 11st pin meets power supply VEE, the other end of the 13rd pin and the 4th resistance R4, one end of second electric capacity C2, one end of 6th resistance R6 connects, the other end of the 14th pin and the second electric capacity C2, the other end of the 6th resistance R6, 3rd pin of multiplier U2 connects, the other end of the first resistance R1 is as voltage input end, and the other end of the 8th resistance R8 is connected with the 7th pin of multiplier U2, and the 2nd, 4, the 6 pin ground connection of multiplier U2, the 5th pin meets power supply VEE, and the 8th pin meets power supply VCC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019998.6U CN205232190U (en) | 2015-12-10 | 2015-12-10 | Analog circuit of sensilla characteristic is recalled in realization |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019998.6U CN205232190U (en) | 2015-12-10 | 2015-12-10 | Analog circuit of sensilla characteristic is recalled in realization |
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| CN205232190U true CN205232190U (en) | 2016-05-11 |
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| CN201521019998.6U Withdrawn - After Issue CN205232190U (en) | 2015-12-10 | 2015-12-10 | Analog circuit of sensilla characteristic is recalled in realization |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375914A (en) * | 2015-12-10 | 2016-03-02 | 杭州电子科技大学 | Analog circuit for realizing characteristics of memory inductor |
| CN107526897A (en) * | 2017-09-08 | 2017-12-29 | 杭州电子科技大学 | A kind of equivalent simulation circuit for flowing control and recalling sensor |
| CN107526896A (en) * | 2017-09-08 | 2017-12-29 | 杭州电子科技大学 | A kind of magnetic control recalls the equivalent simulation circuit of sensor model |
| CN109885858A (en) * | 2018-12-28 | 2019-06-14 | 山东科技大学 | A kind of conic section recalls sensor equivalent simulation circuit |
-
2015
- 2015-12-10 CN CN201521019998.6U patent/CN205232190U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375914A (en) * | 2015-12-10 | 2016-03-02 | 杭州电子科技大学 | Analog circuit for realizing characteristics of memory inductor |
| CN105375914B (en) * | 2015-12-10 | 2019-06-25 | 杭州电子科技大学 | It is a kind of to realize the analog circuit for recalling sensor characteristic |
| CN107526897A (en) * | 2017-09-08 | 2017-12-29 | 杭州电子科技大学 | A kind of equivalent simulation circuit for flowing control and recalling sensor |
| CN107526896A (en) * | 2017-09-08 | 2017-12-29 | 杭州电子科技大学 | A kind of magnetic control recalls the equivalent simulation circuit of sensor model |
| CN109885858A (en) * | 2018-12-28 | 2019-06-14 | 山东科技大学 | A kind of conic section recalls sensor equivalent simulation circuit |
| CN109885858B (en) * | 2018-12-28 | 2023-05-12 | 山东科技大学 | Equivalent analog circuit of secondary curve memristor |
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| C14 | Grant of patent or utility model | ||
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20190625 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20160511 Effective date of abandoning: 20190625 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |