CN105938672A - Chaotic system circuit applied to non-linear circuit teaching experiment - Google Patents
Chaotic system circuit applied to non-linear circuit teaching experiment Download PDFInfo
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- CN105938672A CN105938672A CN201510595111.6A CN201510595111A CN105938672A CN 105938672 A CN105938672 A CN 105938672A CN 201510595111 A CN201510595111 A CN 201510595111A CN 105938672 A CN105938672 A CN 105938672A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
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Abstract
The invention relates to a chaotic system circuit applied to a non-linear circuit teaching experiment. The circuit is formed by two channel circuits. The first channel circuit is composed of a multiplier A1, a multiplier A2, an anti-phase integrator U1A, and resistors R13 and R14; and the second channel circuit consists of a multiplier A3, a phase inverter U2A, a phase inverter U3A, an anti-phase integrator U4A, and resistors R23, R24, R25, R26, R27 and R28. An output signal from the first channel circuit is fed back to an input terminal and the resistor R14 is connected to form one path of input signal; and the output signal is also used as an input signal of the multiplier A3 of the second channel circuit. An output signal from the second channel circuit is fed back to an input terminal and the resistor R23 is connected to form one path of input signal; and the output signal is also used as an input signal of the multiplier A1 of the first channel circuit and is also connected with the multiplier A3 to act on the second channel circuit. According to the invention, the outputted signal can be applied to fields like image hiding and secret communication; and the chaotic system circuit can be applied to a non-linear circuit teaching experiment.
Description
Technical field
The present invention relates to a kind of chaos system circuit being applied to nonlinear circuit education experiment.
Background technology
At present, nonlinear science is forward position and the focus of world today's science, relates to natural science and section of society
The various fields learned, one of Chaos in Some key problem that can be described as nonlinear science.Chaos is as one
Complicated nonlinear motion behavior, has obtained extensively in fields such as biology, chemistry, engineering and informaticss
Application.After the Lorenz chaos system of description turbulent phenomenon in 1963 is suggested, multiple different
Chaos system is suggested in succession, and the nonlinear terms of most chaos system are that two state variables are multiplied, to tool
The chaos system research having three state variables to be multiplied is fresh few.Design has the chaos system of complex nonlinear item,
And its integer rank chaos system is expanded to chaotic systems with fractional order, it is possible to reflect the kinetics of system exactly
Characteristic.Further, by changing chaos system exponent number (i.e. changing chaos system circuit unit structure), permissible
Design the chaos system circuit of different rank.If this type of chaos system circuit is applied to nonlinear circuit
In experimental teaching, by increasing capacitance it is possible to increase the intuitive to nonlinear circuit design, and this type of chaos system circuit exists
Secret communication field has good application prospect.
Because above-mentioned defect, the design people, the most in addition research and innovation, it is applied to founding one
The chaos system circuit of nonlinear circuit education experiment so that it is have more the value in industry.
Summary of the invention
For solving above-mentioned technical problem, it is an object of the invention to provide one and be applied to nonlinear circuit teaching in fact
The chaos system circuit tested.
The chaos system circuit being applied to nonlinear circuit education experiment of the present invention, this circuit is by two passages
Circuit forms: first passage circuit is by multiplier A1, multiplier A2, inverting integrator U1A, Yi Ji electricity
Resistance R13 and R14 composition, second channel circuit by multiplier A3, phase inverter U2A, phase inverter U3A,
Inverting integrator U4A and resistance R23, R24, R25, R26, R27 and R28 composition, first leads to
The output signal of road circuit feeds back to input, connects resistance R14 and believes as a road input signal, this output
Number also as a road input signal of multiplier A3 in second channel circuit, the output letter of second channel circuit
Number feeding back to input, connect resistance R23 as a road input signal, this output signal is also led to as first
A road input signal of multiplier A1 in road circuit, this output signal is also connected with multiplier A3 and acts on
Two channel circuits.
By such scheme, the present invention at least has the advantage that the signal that the present invention exports can be applied
In the field such as image concealing, secret communication, and this chaos system circuit can apply to nonlinear circuit religion
Learn experiment.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technology of the present invention
Means, and can be practiced according to the content of description, describe in detail with presently preferred embodiments of the present invention below
As rear.
Accompanying drawing explanation
Fig. 1 is the circuit theory diagrams that the present invention is applied to the chaos system circuit of nonlinear circuit education experiment.
Detailed description of the invention
Below in conjunction with the accompanying drawings and embodiment, the detailed description of the invention of the present invention is described in further detail.With
Lower embodiment is used for illustrating the present invention, but is not limited to the scope of the present invention.
Seeing Fig. 1, a kind of described in a preferred embodiment of the present invention is applied to the mixed of nonlinear circuit education experiment
Ignorant circuit system, this circuit is made up of two channel circuits: first passage circuit is by multiplier A1, multiplier
A2, inverting integrator U1A and resistance R13 and R14 composition, second channel circuit by multiplier A3,
Phase inverter U2A, phase inverter U3A, inverting integrator U4A and resistance R23, R24, R25, R26,
R27 and R28 forms, and the output signal of first passage circuit feeds back to input, connects resistance R14 and makees
Being a road input signal, this output signal is also as a road input letter of multiplier A3 in second channel circuit
Number, the output signal of second channel circuit feeds back to input, and resistance R23 is as a road input signal in connection,
This output signal is also as a road input signal of multiplier A1 in first passage circuit, and this output signal is also
Connect multiplier A3 and act on second channel circuit.
The signal of present invention output can be applied in the field such as image concealing, secret communication, and this chaos
Circuit system can apply to nonlinear circuit education experiment.
The above is only the preferred embodiment of the present invention, is not limited to the present invention, it is noted that
For those skilled in the art, on the premise of without departing from the technology of the present invention principle, also
Can make some improvement and modification, these improve and modification also should be regarded as protection scope of the present invention.
Claims (1)
1. the chaos system circuit being applied to nonlinear circuit education experiment, it is characterised in that: this circuit
Be made up of two channel circuits: first passage circuit by multiplier A1, multiplier A2, inverting integrator U1A,
And resistance R13 and R14 composition, second channel circuit is by multiplier A3, phase inverter U2A, phase inverter
U3A, inverting integrator U4A and resistance R23, R24, R25, R26, R27 and R28 composition,
The output signal of first passage circuit feeds back to input, and resistance R14 is as a road input signal in connection, should
Output signal also as a road input signal of multiplier A3 in second channel circuit, second channel circuit
Output signal feeds back to input, connects resistance R23 as a road input signal, the also conduct of this output signal
A road input signal of multiplier A1 in first passage circuit, this output signal is also connected with multiplier A3 and makees
For second channel circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510595111.6A CN105938672A (en) | 2015-09-18 | 2015-09-18 | Chaotic system circuit applied to non-linear circuit teaching experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510595111.6A CN105938672A (en) | 2015-09-18 | 2015-09-18 | Chaotic system circuit applied to non-linear circuit teaching experiment |
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| CN105938672A true CN105938672A (en) | 2016-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510595111.6A Pending CN105938672A (en) | 2015-09-18 | 2015-09-18 | Chaotic system circuit applied to non-linear circuit teaching experiment |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203933653U (en) * | 2014-06-11 | 2014-11-05 | 南京师范大学 | A kind of four-dimensional hyperchaotic circuit |
| CN104320244A (en) * | 2014-10-30 | 2015-01-28 | 重庆邮电大学 | Chaotic circuit for generating grid multi-wing butterfly chaotic attractors and use method |
| CN104753660A (en) * | 2013-12-30 | 2015-07-01 | 南京师范大学 | Three-dimensional chaotic system circuit |
-
2015
- 2015-09-18 CN CN201510595111.6A patent/CN105938672A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104753660A (en) * | 2013-12-30 | 2015-07-01 | 南京师范大学 | Three-dimensional chaotic system circuit |
| CN203933653U (en) * | 2014-06-11 | 2014-11-05 | 南京师范大学 | A kind of four-dimensional hyperchaotic circuit |
| CN104320244A (en) * | 2014-10-30 | 2015-01-28 | 重庆邮电大学 | Chaotic circuit for generating grid multi-wing butterfly chaotic attractors and use method |
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Application publication date: 20160914 |
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