CN206991310U - A kind of logarithmic recalls container equivalent simulation circuit - Google Patents
A kind of logarithmic recalls container equivalent simulation circuit Download PDFInfo
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- CN206991310U CN206991310U CN201720875670.7U CN201720875670U CN206991310U CN 206991310 U CN206991310 U CN 206991310U CN 201720875670 U CN201720875670 U CN 201720875670U CN 206991310 U CN206991310 U CN 206991310U
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Abstract
The utility model discloses a kind of logarithmic to recall container equivalent simulation circuit.Circuit model constructs the circuit model for meeting that exponential type magnetic control recalls container characteristics using devices such as operational amplifier and multipliers in the utility model, can be applied to recall the research of vessel base circuit characteristic, and recalls the research of container nonlinear circuit.The functions such as integrator, reverse summation operation circuit, logarithmic operational circuit, inverting amplifier are specifically realized using integrated circuit U1, integrated circuit U2 and U3 realize multiplier function, when inputting sinusoidal excitation signal, its characteristic can be observed with oscillograph, meet the hysteresis loop characteristic of compacting of the figure of eight between voltage signal and the magnitude of voltage of charge signal, and reduce with the increase of signal frequency, its hysteresis secondary lobe area.The circuit structure is simply clear, significant to the characteristic and application study of recalling sensor as the emulator for actually recalling container.
Description
Technical field
The utility model belongs to technical field of circuit design, and in particular to a kind of satisfaction recalls container charge-voltage relation
Logarithmic model and the equivalent simulation circuit with hysteretic characteristic.
Background technology
1971, Cai Shaotang taught the concept that memristor is proposed on the basis of resistance, electric capacity and inductance, for representing
Electric charge q and magnetic fluxBetween relation.HP Lab in 2008 is found that the presence of memristor, and《Nature》Upper progress
Report.Memristor has nano-scale structures, has in research of the non-property lost memory and artificial neural network etc.
Significance.Because nano-device cost of manufacture is high, difficulty is realized, is not commercialized also at present.Few Chinese bush cherry of Cai in 2009 et al. is being recalled
On the basis of resistance device, it is proposed that recall container and recall the concept of sensor.It is the memory for characterizing relation between electric charge and voltage to recall container
Device, its current state depends on the past state of its system, and its state can be kept after power is turned off, and it is substantially special
Property be exactly that the relation phasor of voltage signal and charge signal is the hysteresis loop that compacts of the figure of eight.Due to memristor mathematical modeling
Fairly perfect, the research at present to memristor is relatively broad, and the research to recalling container is also in initial period.Thus, design
One kind recalls container equivalent circuit and substitutes that actual memory device carries out experiment and application study is significant with it.
At present, in the simulation model about recalling container, mainly once smooth curve model and secondary smooth curve model,
Researcher mainly carries out circuit design and emulation using these a small number of container models of recalling, it is difficult to expands research direction.It is known
Recall container equivalent circuit by what hardware equivalent circuit was formed, realize that effect is poor, it is difficult to which the characteristic of container is actually recalled in simulation.Cause
This, designing a kind of equivalent circuit for recalling container still has larger meaning and value.
The content of the invention
For above-mentioned deficiency, the utility model provides a kind of new logarithmic magnetic control and recalls container equivalent-circuit model,
To simulate the hysteretic characteristic for recalling condenser voltage-electric charge, as the emulator for actually recalling container.
The utility model technical solution adopted for solving the technical problem is as follows：
Logarithmic recalls container equivalent simulation circuit, including integrated operational amplifier U1 and analog multiplier U2, analogue multiplication
Device U3, realize the hysteresis loop for recalling container charge-voltage satisfaction；The integrated operational amplifier U1 be used for realize anti-phase computing,
Add operation, integral operation and logarithm operation；Multiplier U2 and multiplier U3 realize multiplying.
Described integrated operational amplifier U1 uses LF347N, and four operational amplifiers, integrated computation amplification are shared in it
Device U1 the 4th pin connects positive supply, and the 11st pin connects negative supply；Integrated operational amplifier U1 the 1st pin, the 2nd pin, the 3rd
Operational amplifier corresponding to pin and electric capacity C1, resistance R1, resistance R2 composition integrating circuit, realize integral operation；Integrated computation
Amplifier U1 the 5th pin, the 6th pin, operational amplifier and resistance R7, resistance R8 composition phase inverter corresponding to the 7th pin, it is real
Existing anti-phase computing；Integrated operational amplifier U1 the 8th pin, the 9th pin, operational amplifier and resistance corresponding to the 10th pin
R6, diode D1 form logarithmic operational circuit, realize logarithm operation；Integrated operational amplifier U1 the 12nd pin, the 13rd pin,
Operational amplifier corresponding to 14th pin and resistance R3, resistance R4, resistance R5 composition add circuits, realize add operation.
Described multiplier U2 uses AD633JN, multiplier U2 the 1st pin and the connection integrated computation amplification of the 3rd pin
Device U1 the 1st pin；Multiplier U2 the 2nd pin, the 4th pin and the 6th pin ground connection；Multiplier U2 the 5th pin connects negative electricity
Source, the 8th pin connect positive supply, and the 7th pin is multiplier U2 output.
Described multiplier U3 uses AD633JN, multiplier U3 the 1st pin connection input signal, and the 3rd of multiplier U3 the
Pin connection integrated operational amplifier U1 the 7th pin, multiplier U3 the 2nd pin, the 4th pin and the 6th pin ground connection, multiplication
Device U3 the 5th pin connects negative supply, and the 8th pin connects positive supply, and multiplier U3 the 7th pin is multiplier U3 output.
The utility model is constructed using devices such as operational amplifier and multipliers meets that exponential type magnetic control recalls container characteristics
Circuit model, can be applied to recall the research of vessel base circuit characteristic, and recall the research of container nonlinear circuit, such as structure
Build and recall container chaos circuit etc..The mathematical definition formula of container is recalled according to magnetic controlMagnetic control is devised to recall
Container Two-port netwerk analog circuit model, integrated circuit U1 realize integrator, reverse summation operation circuit, logarithmic operational circuit,
The functions such as inverting amplifier, integrated circuit U2 and U3 realize multiplier function, can be with showing when inputting sinusoidal excitation signal
Ripple device observes its characteristic, and the hysteresis loop characteristic of compacting of the figure of eight is met between voltage signal and the magnitude of voltage of charge signal, and
With the increase of signal frequency, its hysteresis secondary lobe area reduces.The circuit structure is simply clear, as the emulation for actually recalling sensor
Device, it is significant to the characteristic and application study of recalling sensor.
Brief description of the drawings
Fig. 1 is structure chart of the present utility model；
Fig. 2 is schematic diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
The utility model includes integrated operational amplifier U1 and multiplier U2, U3, and integrated operational amplifier U1 is used to realize
Integral operation, reverse adder, the function of logarithm operation and inverting amplifier；Multiplier U2, U3 realize multiplier function, multiply
Musical instruments used in a Buddhist or Taoist mass U3 is used for the multiplication for realizing signal.When inputting sinusoidal excitation signal, its characteristic, voltage signal can be observed with oscillograph
Meet the hysteresis loop characteristic of compacting of the figure of eight between the magnitude of voltage of charge signal, and with the increase of signal frequency, its hysteresis
Secondary lobe area reduces.
Preferably, integrated operational amplifier U1 uses LF347N, shares four operational amplifiers in it.
Integrated operational amplifier U1 the 4th pin meets power supply VCC, and the 11st pin meets power supply VEE；1st pin, the 2nd pin,
Operational amplifier corresponding to 3rd pin and electric capacity C1, resistance R1, R2 composition integrating circuit；5th pin, the 6th pin, the 7th pin
Corresponding operational amplifier and resistance R7, resistance R8 composition phase inverter；8th pin, the 9th pin, computing corresponding to the 10th pin
Amplifier and resistance R6, diode D1 composition logarithmic operational circuit；12nd pin, the 13rd pin, computing corresponding to the 14th pin
Amplifier forms reverse add circuit with resistance R3, R4, R5.
Analog multiplier U2, U3 use AD633JN, and X1 pins, Y1 pins and the integrated computation of the multiplier U2 amplify
Device U1 the 1st pin is connected, and X2 pins and Y2 pins ground connection, VS+ pins connect power supply VCC, VS- pin and connect power supply VEE, Z pin
Ground connection, W pins export for multiplier.What multiplier U3 X1 pins were followed by integrated operational amplifier U1 by resistance R1 the 2nd draws
Pin, Y1 pins are connected with integrated operational amplifier U1 the 7th pin, and X2 pins and Y2 pins ground connection, VS+ pins meet power supply VCC,
VS- pins connect power supply VEE, Z pin ground connection, and W pins export for multiplier.
The utility model proposes logarithmic magnetic control recall container definition and be：
Wherein, k, α and β are coefficient.
Embodiment：
As shown in figure 1, recalling container simulating equivalent circuit includes integrated operational amplifier U1 and multiplier U2, U3, U1 uses
LF347N, U2 use AD633JN.Integrated operational amplifier U1 be used for realize integral operation, reverse add operation, logarithm operation and
Reverser；Multiplier U2, U3 realize multiplying.
As shown in Fig. 2 input signal u (t) enters by integrated operational amplifier U1 pin 1, pin 2 through resistance R1, drawn
Pin 3 and resistance R1, R2, the integrating circuit of electric capacity C1 compositions, obtain the voltage of the integration of voltage, i.e. U1 pins 1：
uo1Multiplier U2 is input to, obtains the voltage of output end W pins：
u2wThe reverse adder being made up of U1 pin 12, pin 13, pin 14 with resistance R3, R4, R4 is input to, is applied
Add -5V power supplys, obtain the voltage of U1 pins 14：
OrderThen
u14It is input to by U1 pin 8, pin 9, pin 10 and diode D1, the logarithmic operational circuit of resistance R6 compositions,
Obtain the voltage of U1 pins 8：
u8The phase inverter being made up of U1 pin 5, pin 6, pin 7 and resistance R7, R8 is input to, obtains the electricity of U1 pins 7
Pressure：
u7Multiplier U3 is input to u (t), obtains the voltage of output end W pins：
UTIt is constant under normal temperature for thermal voltage.Make u3w=q (t),Then recall appearance
The charge-voltage characteristic of device is：
Integrated operational amplifier U1 the 4th pin meets+15V power supply VCC, and the 11st pin meets -15V power supplys VEE.Multiplier U2
X1 pins, Y1 pins connect integrated operational amplifier U1 the 1st pin, X2 pins and Y2 pins ground connection, VS+ pins connect+15V electricity
Source VCC, VS- pin connect -15V power supplys VEE, Z pin ground connection, and W pins are output.Multiplier U3 X1 pins connect integrated computation and put
Big device U1 the 2nd pin, Y1 pins connect integrated operational amplifier U1 the 7th pin, X2 pins and Y2 pins ground connection, VS+ pins
Connect+15V power supplys VCC, VS- pin and connect -15V power supplys VEE, Z pin ground connection, W pins are output.
One of ordinary skill in the art is it should be appreciated that above example is intended merely to verify the utility model, and simultaneously
Non- to be used as to restriction of the present utility model, as long as in the scope of the utility model, change, deformation to above example are all
It will fall in the scope of protection of the utility model.
Claims (1)
1. a kind of logarithmic recalls container equivalent simulation circuit, it is characterised in that：Including integrated operational amplifier U1 and analogue multiplication
Device U2, analog multiplier U3, realize the hysteresis loop for recalling container charge-voltage satisfaction；The integrated operational amplifier U1 is used for
Realize anti-phase computing, add operation, integral operation and logarithm operation；Multiplier U2 and multiplier U3 realize multiplying；
Described integrated operational amplifier U1 uses LF347N, shares four operational amplifiers, integrated operational amplifier U1 in it
The 4th pin connect positive supply, the 11st pin connects negative supply；Integrated operational amplifier U1 the 1st pin, the 2nd pin, the 3rd pin
Corresponding operational amplifier and electric capacity C1, resistance R1, resistance R2 composition integrating circuit, realize integral operation；Integrated computation amplifies
Device U1 the 5th pin, the 6th pin, operational amplifier and resistance R7, resistance R8 composition phase inverter corresponding to the 7th pin, are realized anti-
Phase computing；Integrated operational amplifier U1 the 8th pin, the 9th pin, operational amplifier and resistance R6, two corresponding to the 10th pin
Pole pipe D1 forms logarithmic operational circuit, realizes logarithm operation；Integrated operational amplifier U1 the 12nd pin, the 13rd pin, the 14th
Operational amplifier corresponding to pin and resistance R3, resistance R4, resistance R5 composition add circuits, realize add operation；
Described multiplier U2 uses AD633JN, multiplier U2 the 1st pin and the 3rd pin connection integrated operational amplifier U1
The 1st pin；Multiplier U2 the 2nd pin, the 4th pin and the 6th pin ground connection；Multiplier U2 the 5th pin connects negative supply, the
8 pins connect positive supply, and the 7th pin is multiplier U2 output；
Described multiplier U3 uses AD633JN, multiplier U3 the 1st pin connection input signal, multiplier U3 the 3rd pin
Connect integrated operational amplifier U1 the 7th pin, multiplier U3 the 2nd pin, the 4th pin and the 6th pin ground connection, multiplier U3
The 5th pin connect negative supply, the 8th pin connects positive supply, and multiplier U3 the 7th pin is multiplier U3 output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720875670.7U CN206991310U (en) | 2017-07-19 | 2017-07-19 | A kind of logarithmic recalls container equivalent simulation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720875670.7U CN206991310U (en) | 2017-07-19 | 2017-07-19 | A kind of logarithmic recalls container equivalent simulation circuit |
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| CN206991310U true CN206991310U (en) | 2018-02-09 |
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|---|---|---|---|
| CN201720875670.7U Withdrawn - After Issue CN206991310U (en) | 2017-07-19 | 2017-07-19 | A kind of logarithmic recalls container equivalent simulation circuit |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107169253A (en) * | 2017-07-19 | 2017-09-15 | 杭州电子科技大学 | Logarithmic recalls container equivalent simulation circuit |
| CN108509704A (en) * | 2018-03-22 | 2018-09-07 | 武汉科技大学 | A kind of fractional order recalls the equivalent circuit of sensor |
| CN108737065A (en) * | 2018-04-24 | 2018-11-02 | 杭州电子科技大学 | A kind of equivalent-circuit model of new type of chaotic system |
| CN109308387A (en) * | 2018-09-12 | 2019-02-05 | 成都师范学院 | Voltage fractional order integration control formula recalls container |
| CN109684747A (en) * | 2018-12-27 | 2019-04-26 | 杭州电子科技大学 | Container equivalent-circuit model is recalled in a kind of logarithmic lotus control |
| CN110147597A (en) * | 2019-05-10 | 2019-08-20 | 山东科技大学 | A kind of multistable magnetic control memristor equivalent simulation circuit |
| CN110516352A (en) * | 2019-08-27 | 2019-11-29 | 杭州电子科技大学 | The equivalent circuit of the chaotic oscillator of container is recalled based on logarithmic |
-
2017
- 2017-07-19 CN CN201720875670.7U patent/CN206991310U/en not_active Withdrawn - After Issue
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107169253A (en) * | 2017-07-19 | 2017-09-15 | 杭州电子科技大学 | Logarithmic recalls container equivalent simulation circuit |
| CN107169253B (en) * | 2017-07-19 | 2023-05-16 | 杭州电子科技大学 | Logarithmic memcapacitor equivalent analog circuit |
| CN108509704A (en) * | 2018-03-22 | 2018-09-07 | 武汉科技大学 | A kind of fractional order recalls the equivalent circuit of sensor |
| CN108509704B (en) * | 2018-03-22 | 2019-08-20 | 武汉科技大学 | A kind of fractional order recalls the equivalent circuit of sensor |
| CN108737065A (en) * | 2018-04-24 | 2018-11-02 | 杭州电子科技大学 | A kind of equivalent-circuit model of new type of chaotic system |
| CN108737065B (en) * | 2018-04-24 | 2021-04-30 | 杭州电子科技大学 | Novel equivalent circuit model of chaotic system |
| CN109308387A (en) * | 2018-09-12 | 2019-02-05 | 成都师范学院 | Voltage fractional order integration control formula recalls container |
| CN109684747A (en) * | 2018-12-27 | 2019-04-26 | 杭州电子科技大学 | Container equivalent-circuit model is recalled in a kind of logarithmic lotus control |
| CN110147597A (en) * | 2019-05-10 | 2019-08-20 | 山东科技大学 | A kind of multistable magnetic control memristor equivalent simulation circuit |
| CN110147597B (en) * | 2019-05-10 | 2022-12-27 | 山东科技大学 | Multi-stable-state magnetic control memristor equivalent simulation circuit |
| CN110516352A (en) * | 2019-08-27 | 2019-11-29 | 杭州电子科技大学 | The equivalent circuit of the chaotic oscillator of container is recalled based on logarithmic |
| CN110516352B (en) * | 2019-08-27 | 2023-05-19 | 杭州电子科技大学 | Equivalent circuit of chaotic oscillator based on logarithmic memcapacitor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180209 Effective date of abandoning: 20230516 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180209 Effective date of abandoning: 20230516 |