CN208971536U - A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos - Google Patents

A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos Download PDF

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Publication number
CN208971536U
CN208971536U CN201822196485.2U CN201822196485U CN208971536U CN 208971536 U CN208971536 U CN 208971536U CN 201822196485 U CN201822196485 U CN 201822196485U CN 208971536 U CN208971536 U CN 208971536U
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China
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operational amplifier
resistance
negative input
output end
input end
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CN201822196485.2U
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Chinese (zh)
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张朝霞
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Foshan University
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Foshan University
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Abstract

The utility model relates to Smart Home technical fields, more particularly to a kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos, the basic Generation of Chaotic Signals N1 including being made of operational amplifier and adder, the sequencer N2 for generating switching control function；The output end of the basic Generation of Chaotic Signals N1 is connect with the input terminal of sequencer N2, the output end of sequencer N2 is connect with the input terminal of basic Generation of Chaotic Signals N1, a kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos provided by the utility model, chaos circuit hardware is set to be easier to realize, encryption is stronger.

Description

A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos
Technical field
The utility model relates to chaos circuit technical fields in chaotic secret communication, and in particular to a kind of mixed based on sawtooth wave The multiple scrolls circuit of ignorant revertive control.
Background technique
How to generate various chaos circuits and by they be used in chaotic secret communication be in recent years nonlinear circuit be One new hot research field of system subject, has achieved some related research achievements at present, such as more foldable circle face chaos Circuit, composite chaotic signal generator, multi-path information encrpted chaotic communicating system etc., still, currently used for chaotic secure communication There is also limitation, chaos circuit hardware is difficult to realize, and encryption is not strong.
Therefore, how to solve the problems, such as above some, make chaos circuit hardware be easier to realize, stronger become of encryption is worth The project of research.
Utility model content
For overcome the deficiencies in the prior art, the purpose of the utility model is to provide one kind to be based on sawtooth wave Anti-control for chaos Multiple scrolls circuit, make chaos circuit hardware be easier to realize, encryption is stronger.
To achieve the goals above, the utility model takes following scheme:
A kind of multiscroll chaotic circuit, including the basic Generation of Chaotic Signals being made of operational amplifier and adder N1, the sequencer N2 for generating switching control function f (y)；The output end of the basic Generation of Chaotic Signals N1 It is connect with the input terminal of sequencer N2, the input of the output end of sequencer N2 and basic Generation of Chaotic Signals N1 End connection.
Preferably, the basic Generation of Chaotic Signals N1 includes 9 operational amplifiers；9 operational amplifiers Respectively OP1、OP2、OP3、OP4、OP5、OP6、OP7、OP8、OP9；
The operational amplifier OP1Output end pass through resistance and operational amplifier OP respectively1、OP2Negative input end connect It connects；
The operational amplifier OP2Output end pass through resistance and operational amplifier OP respectively3、OP4、OP7Negative input end Connection；Pass through capacitor and operational amplifier OP2Negative input end connection；
The operational amplifier OP3Output end pass through resistance and operational amplifier OP3Negative input end connection；
The operational amplifier OP4Output end pass through resistance and operational amplifier OP respectively4、OP5Negative input end connect It connects；
The operational amplifier OP5Output end pass through resistance and operational amplifier OP6、OP1Negative input end connection；It is logical Cross capacitor and operational amplifier OP5Negative input end connection；
The operational amplifier OP6Output end pass through resistance and operational amplifier OP respectively4、OP6Negative input end connect It connects, and is connected with the input terminal of sequencer N2；
The operational amplifier OP7Output end pass through resistance and operational amplifier OP respectively7、OP8Negative input end connect It connects；
The operational amplifier OP8Output end pass through resistance and operational amplifier OP9Negative input end connection；Pass through electricity Hold and operational amplifier OP8Negative input end connection；
The operational amplifier OP9Output end pass through resistance and operational amplifier OP respectively1、OP7、OP9Negative input end Connection；
The output end of the sequencer N2 passes through resistance and operational amplifier OP4Negative input end connection；
The operational amplifier OP1、OP2、OP3、OP4、OP5、OP6、OP7、OP8、OP9Positive input terminal ground connection.
Preferably, the sequencer N2 includes 13 operational amplifiers；13 operational amplifiers are respectively OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、OP19、 OP20、OP21、OP22；
The operational amplifier OP10Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP11Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP12Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP13Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP14Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP15Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP16Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP17Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP18Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP19Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP20Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP21Output end pass through resistance and operational amplifier OP respectively21、OP22Negative input end connect It connects；
The operational amplifier OP22Output end pass through resistance and operational amplifier OP22Negative input end connection, and lead to Cross operational amplifier OP in resistance and basic Generation of Chaotic Signals N14Negative input end connection.
The operational amplifier OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、 OP19、OP20It is just defeated Enter termination voltage；
Operational amplifier OP in the basic Generation of Chaotic Signals N16Output end passes through resistance and operation amplifier respectively Device OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、OP19、OP20Negative input end connection；
Sequencer N2 generates multiple scrolls signal as Anti-control for chaos device, and hardware circuit is easier to realize.
The beneficial effects of the utility model are: the utility model discloses a kind of multiple scrolls based on sawtooth wave Anti-control for chaos Circuit, including be made of operational amplifier and adder basic Generation of Chaotic Signals N1, for generating switching control letter The sequencer N2 of number f (y)；The output end of the basic Generation of Chaotic Signals N1 and the input terminal of sequencer N2 Connection, the output end of sequencer N2 are connect with the input terminal of basic Generation of Chaotic Signals N1, and the utility model has It is following the utility model has the advantages that
1) multiple scrolls signal is generated due to using sawtooth wave train as Anti-control for chaos device, the realization of hardware circuit is more It is easy to add；
2) chaos circuit for using the utility model, can generate multi-scroll chaotic signals, for the encryption in communicating, property It can be more preferably.
Detailed description of the invention
By the way that the embodiment in conjunction with shown by attached drawing is described in detail, above-mentioned and other features of the disclosure will More obvious, identical reference label indicates the same or similar element in disclosure attached drawing, it should be apparent that, it is described below Attached drawing be only some embodiments of the present disclosure, for those of ordinary skill in the art, do not making the creative labor Under the premise of, it is also possible to obtain other drawings based on these drawings, in the accompanying drawings:
Fig. 1 is the general structure schematic diagram of the utility model embodiment；
Fig. 2 is the circuit signal that the sequencer N2 of switching control function f (y) is generated in the utility model embodiment Figure.
Specific embodiment
Clear, complete description is carried out to the technical solution of the utility model below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill is obtained without making creative work so other embodiments, belongs to practical Novel protection scope.
Each device in figure:
OP1 ~ OP9: the operational amplifier of basic Generation of Chaotic Signals N1；
OP10 ~ OP22: the operational amplifier of the sequencer N2 of switching control function is generated；
As shown in Figure 1, a kind of multiscroll chaotic circuit provided by the utility model, including by operational amplifier and adder Basic Generation of Chaotic Signals N1, the sequencer N2 for generating switching control function f (y) of composition.
6th operational amplifier OP in basic Generation of Chaotic Signals N16The input of output end and sequencer N2 End connection, the output end of sequencer N2 and the four-operational amplifier OP in basic Generation of Chaotic Signals N14It bears defeated Enter end connection；
The specific connection relationship of basic Generation of Chaotic Signals N1 are as follows:
Operational amplifier OP1Output end pass through resistance and operational amplifier OP respectively1、OP2Negative input end connection；
Operational amplifier OP2Output end pass through resistance and operational amplifier OP respectively3、OP4、OP7Negative input end connect It connects；Pass through capacitor and operational amplifier OP2Negative input end connection；
Operational amplifier OP3Output end pass through resistance and operational amplifier OP3Negative input end connection；
Operational amplifier OP4Output end pass through resistance and operational amplifier OP respectively4、OP5Negative input end connection；
Operational amplifier OP5Output end pass through resistance and operational amplifier OP6、OP1Negative input end connection；Pass through electricity Hold and operational amplifier OP5Negative input end connection；
Operational amplifier OP6Output end pass through resistance and operational amplifier OP respectively4、OP6Negative input end connection, and It is connected with the input terminal of sequencer N2；
Operational amplifier OP7Output end pass through resistance and operational amplifier OP respectively7、OP8Negative input end connection；
Operational amplifier OP8Output end pass through resistance and operational amplifier OP9Negative input end connection；By capacitor with Operational amplifier OP8Negative input end connection；
Operational amplifier OP9Output end pass through resistance and operational amplifier OP respectively1、OP7、OP9Negative input end connect It connects；
The output end of sequencer N2 passes through resistance and operational amplifier OP4Negative input end connection；
Operational amplifier OP1、OP2、OP3、OP4、OP5、OP6、OP7、OP8、OP9Positive input terminal ground connection.
As shown in Fig. 2, sequencer N2 includes 13 operational amplifiers；13 operational amplifiers are respectively OP10、 OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、OP19、OP20、 OP21、OP22；
Operational amplifier OP10Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP11Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP12Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP13Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP14Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP15Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP16Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP17Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP18Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP19Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP20Output end pass through resistance and operational amplifier OP21Negative input end connection；
Operational amplifier OP21Output end pass through resistance and operational amplifier OP respectively21、OP22Negative input end connection；
Operational amplifier OP22Output end pass through resistance and operational amplifier OP22Negative input end connection；And pass through electricity Resistance and operational amplifier OP in basic Generation of Chaotic Signals N14Negative input end connection.
Operational amplifier OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、 OP19、OP20Positive input terminal Connect voltage；
Operational amplifier OP in basic Generation of Chaotic Signals N16Output end passes through resistance and operational amplifier respectively OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、OP19、OP20Negative input end connection.
Circuit, the data provided according to 1~table of table 3, it may be determined that each component in each figure are connected according to FIG. 1 to FIG. 2 Parameter, circuit generate multi-scroll chaotic signals.
According to fig. 2, if the scrollwork quantity generated within the system is 2N (N >=1), the switching control of sequencer N2 The mathematic(al) representation of function f (y) processed are as follows:
If the quantity for generating scrollwork is 2N+1 (N >=1), the mathematics of the switching control function f (y) of sequencer N2 Expression formula are as follows:
According to Fig. 1, Fig. 2, the state equation that can must generate multi-scroll chaotic signals is following formula:
In formula, α=6.7, β=4.0, γ=4.2, ξ are variable element, and f (y) is switching control function.
The selection of the utility model circuit element and supply voltage:
All operational amplifiers in FIG. 1 to FIG. 2, model TL082, supply voltage are ± E=± 15V, and experiment measures The saturation value of each op-amp output voltage is V at this timesatAll zener diodes, model in=± 13.5V, Fig. 2 MA1075, pressure stabilizing value are 7.5V.For the ease of Experiment of Electrical Circuits, in order to guarantee the accuracy of resistance value, all electricity in FIG. 1 to FIG. 2 Resistance is all made of accurate adjustable resistance or accurate adjustable potentiometer.
The utility model component parameter table is as follows:
Table 1 (unit: nF)
C1 50 C2 50 C3 50
Table 2 (unit: k Ω)
3 voltage E of table1~E10With the corresponding relationship between scrollwork quantity odevity
Scrollwork quantity E1 E2 E3 E4 E5 E6 E7 E8 E9 E10
Odd number 1 -1 3 -3 5 -5 7 -7 9 -9
Even number 2 -2 4 -4 6 -6 8 -8 10 -10
The utility model creation is tested, to obtain switch S0-S5The whirlpool of switch state and the chaotic signal of generation The mapping table for rolling up quantity, as shown in table 4, table 5:
Corresponding relationship between 4 resistance R5 of table, the position of the switch and scrollwork quantity (even number)
S0 S1 S2 S3 S4 S5 R5(kΩ) Scrollwork quantity
It connects It connects It disconnects It disconnects It disconnects It disconnects 4 2
It connects It connects It connects It disconnects It disconnects It disconnects 6.45 4
It connects It connects It connects It connects It disconnects It disconnects 7.46 6
It connects It connects It connects It connects It connects It disconnects 8 8
It connects It connects It connects It connects It connects It connects 8.2 10
5 resistance R of table5, corresponding relationship between the position of the switch and scrollwork quantity (odd number)
The above, the only preferred embodiment of the utility model, the utility model are not limited to above-mentioned implementation Mode, as long as its technical effect for reaching the utility model with identical means, all should belong to the protection scope of the utility model.

Claims (3)

1. a kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos, which is characterized in that including by operational amplifier and addition Basic Generation of Chaotic Signals N1, the sequencer N2 for generating switching control function f (y) of device composition；The base The output end of this Generation of Chaotic Signals N1 is connect with the input terminal of sequencer N2 respectively, the output of sequencer N2 End is connect with the input terminal of basic Generation of Chaotic Signals N1.
2. a kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos according to claim 1, which is characterized in that described Basic Generation of Chaotic Signals N1 includes 9 operational amplifiers；9 operational amplifiers are respectively OP1、OP2、OP3、 OP4、OP5、OP6、OP7、OP8、OP9；
The operational amplifier OP1Output end pass through resistance and operational amplifier OP respectively1、OP2Negative input end connection；
The operational amplifier OP2Output end pass through resistance and operational amplifier OP respectively3、OP4、OP7Negative input end connection； Pass through capacitor and operational amplifier OP2Negative input end connection；
The operational amplifier OP3Output end pass through resistance and operational amplifier OP3Negative input end connection；
The operational amplifier OP4Output end pass through resistance and operational amplifier OP respectively4、OP5Negative input end connection；
The operational amplifier OP5Output end pass through resistance and operational amplifier OP6、OP1Negative input end connection；Pass through electricity Hold and operational amplifier OP5Negative input end connection；
The operational amplifier OP6Output end pass through resistance and operational amplifier OP respectively4、OP6Negative input end connection, and It is connected with the input terminal of sequencer N2；
The operational amplifier OP7Output end pass through resistance and operational amplifier OP respectively7、OP8Negative input end connection；
The operational amplifier OP8Output end pass through resistance and operational amplifier OP9Negative input end connection；By capacitor with Operational amplifier OP8Negative input end connection；
The operational amplifier OP9Output end pass through resistance and operational amplifier OP respectively1、OP7、OP9Negative input end connection；
The output end of the sequencer N2 passes through resistance and operational amplifier OP4Negative input end connection；
The operational amplifier OP1、OP2、OP3、OP4、OP5、OP6、OP7、OP8、OP9Positive input terminal ground connection.
3. a kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos according to claim 2, which is characterized in that described Sequencer N2 includes 13 operational amplifiers；13 operational amplifiers are respectively OP10、OP11、OP12、OP13、OP14、 OP15、OP16、OP17、OP18、OP19、OP20、OP21、OP22；
The operational amplifier OP10Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP11Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP12Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP13Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP14Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP15Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP16Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP17Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP18Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP19Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP20Output end pass through resistance and operational amplifier OP21Negative input end connection；
The operational amplifier OP21Output end pass through resistance and operational amplifier OP respectively21、OP22Negative input end connection；
The operational amplifier OP22Output end pass through resistance and operational amplifier OP22Negative input end connection, and pass through resistance With operational amplifier OP in basic Generation of Chaotic Signals N14Negative input end connection；
The operational amplifier OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、OP19、OP20Positive input termination Voltage；
Operational amplifier OP in the basic Generation of Chaotic Signals N16Output end passes through resistance and operational amplifier respectively OP10、OP11、OP12、OP13、OP14、OP15、OP16、OP17、OP18、OP19、OP20Negative input end connection.
CN201822196485.2U 2018-12-25 2018-12-25 A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos Expired - Fee Related CN208971536U (en)

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CN201822196485.2U CN208971536U (en) 2018-12-25 2018-12-25 A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos

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Application Number Priority Date Filing Date Title
CN201822196485.2U CN208971536U (en) 2018-12-25 2018-12-25 A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109361503A (en) * 2018-12-25 2019-02-19 佛山科学技术学院 A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109361503A (en) * 2018-12-25 2019-02-19 佛山科学技术学院 A kind of multiple scrolls circuit based on sawtooth wave Anti-control for chaos
CN109361503B (en) * 2018-12-25 2023-08-22 佛山科学技术学院 Multi-scroll circuit based on sawtooth wave chaos inverse control

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20190611

Termination date: 20201225