CN208285323U - A kind of grid multi-scroll chaotic signals generator - Google Patents
A kind of grid multi-scroll chaotic signals generator Download PDFInfo
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- CN208285323U CN208285323U CN201821007128.0U CN201821007128U CN208285323U CN 208285323 U CN208285323 U CN 208285323U CN 201821007128 U CN201821007128 U CN 201821007128U CN 208285323 U CN208285323 U CN 208285323U
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Abstract
The utility model discloses a kind of grid multi-scroll chaotic signals generators, comprising: basic Generation of Chaotic Signals N1, for generating switching control function f1(x) sequencer N2, for generating switching control function f2(y) sequencer N3, the output end of the basic Generation of Chaotic Signals N1 is connect with the input terminal of the input terminal of sequencer N2, sequencer N3 respectively, the output end of sequencer N2 is connect with the input terminal of basic Generation of Chaotic Signals N1, and the output end of sequencer N3 is connect with the input terminal of basic Generation of Chaotic Signals N1.The utility model create compared with the prior art have the beneficial effect that hardware circuit is simple, be easier to realize；The chaos signal generator that the utility model is created, can generate grid multi-scroll chaotic signals, wing quantity is more, and the encryption in communication, performance is more preferably.The innovation and creation can be used for COMMUNICATIONS WITH CHAOS technical field.
Description
Technical field
The utility model relates to chaos circuits needed for chaotic secret communication, and in particular to one kind is based on switching control letter
Several grid multi-scroll chaotic signals generators.
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 research field of system subject, has achieved some related research achievements, such as Chinese Patent Application No. at present
200510086603.9 patent document disclose a kind of vortex chaos signal generator, Chinese Patent Application No.
200510086638.2 patent document disclose a kind of fourth-order network multi ring surface chaos circuit and its application method, China specially
The patent document of sharp application number 201410336408 discloses a kind of video secret communication method of multi-dimension Chaos mapping, but grid
Multiscroll chaotic circuit is fewer, and hardware configuration is complicated, and encryption is not strong, therefore, for chaotic secure communication there is also
Limitation.
Utility model content
The purpose of this utility model is: providing a kind of chaos signal generator, chaos signal generator hardware is made to be easier to reality
Existing, encryption is stronger.
The solution that the utility model solves its technical problem is: a kind of grid multi-scroll chaotic signals generator, packet
It includes: basic Generation of Chaotic Signals N1, for generating switching control function f1(x) sequencer N2 is cut for generating
The sequencer N3 of control function f2 (y) is changed, the output end of the basic Generation of Chaotic Signals N1 is sent out with sequence respectively
The input terminal connection of the input terminal, sequencer N3 of raw device N2, the output end of sequencer N2 and basic chaotic signal produce
The input terminal of the input terminal connection of raw circuit N1, the output end of sequencer N3 and basic Generation of Chaotic Signals N1 connect
It connects.
Further, the basic Generation of Chaotic Signals N1 include operational amplifier OP1, OP2, OP3, OP4, OP5,
OP6, OP7, OP8, OP9, OP10, OP11, OP12, OP13；
The output end of operational amplifier OP1 passes through the negative input end of resistance Yu operational amplifier OP1, operational amplifier respectively
The negative input end of OP2 connects；
The output end of operational amplifier OP2 passes through the negative input end of resistance Yu operational amplifier OP2 respectively, and bearing for OP3 is defeated
Enter end connection；
The output end of operational amplifier OP3 is connect by capacitor with the negative input end of operational amplifier OP3；The operation is put
The output end of big device OP3 is connect by resistance with the negative input end of operational amplifier OP4；
The output end of operational amplifier OP4 passes through resistance respectively and the negative input end of operational amplifier OP2, OP4, OP5 connect
It connects, and is connected with the input terminal of sequencer N2；
The output end of operational amplifier OP5 passes through resistance respectively and connect with the negative input end of operational amplifier OP5, OP6；
The output end of operational amplifier OP6 passes through resistance respectively and connect with the negative input end of operational amplifier OP6, OP7；
The output end of operational amplifier OP7 is connect by capacitor with the negative input end of operational amplifier OP7；Operational amplifier
The output end of OP7 is connect by resistance with the negative input end of operational amplifier OP8；
The output end of operational amplifier OP8 passes through the negative input of resistance Yu operational amplifier OP1, OP6, OP8, OP11 respectively
End connection；And it is connected with the input terminal of sequencer N3；
The output end of operational amplifier OP9 passes through resistance respectively and connect with the negative input end of operational amplifier OP9, OP6；
The output end of operational amplifier OP10 passes through resistance respectively and the negative input end of operational amplifier OP10, OP11 connect
It connects；
The output end of operational amplifier OP11 passes through resistance respectively and the negative input end of operational amplifier OP11, OP12 connect
It connects；
The output end of operational amplifier OP12 is connect by capacitor with the negative input end of operational amplifier OP12；The operation
The output end of amplifier OP12 is connect by resistance with the negative input end of operational amplifier OP13；
The output end of operational amplifier OP13 passes through resistance respectively and connect with the negative input end of operational amplifier OP9, OP13；
The output end of sequencer N2 is connect by resistance with the negative input end of operational amplifier OP2；
The output end of sequencer N3 passes through resistance respectively and connect with the negative input end of operational amplifier OP2, OP10；
Operational amplifier OP1, OP2, OP3, OP4, OP5, OP6, OP7, OP8, OP9, OP10, OP11, OP12, OP13 are just
Input end grounding.
Further, the sequencer N2 include: operational amplifier OP14, OP15, OP16, OP17, OP18, OP17,
OP18,OP19,OP20,OP21,OP22,OP23,OP24,OP25,OP26；
The output end of operational amplifier OP14 is connect by resistance with the negative input end of operational amplifier OP14；And with it is basic
The negative input end connection of operational amplifier OP2 in Generation of Chaotic Signals N1；
The output end of operational amplifier OP15 passes through resistance respectively and the negative input end of operational amplifier OP14, OP15 connect
It connects；
The output end of operational amplifier OP16 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP16 is connect with voltage；
The output end of operational amplifier OP17 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP17 is connect with voltage；
The output end of operational amplifier OP18 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP18 is connect with voltage；
The output end of operational amplifier OP19 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP19 is connect with voltage；
The output end of operational amplifier OP20 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP20 is connect with voltage；
The output end of operational amplifier OP21 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP21 is connect with voltage；
The output end of operational amplifier OP22 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP22 is connect with voltage；
The output end of operational amplifier OP23 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP23 is connect with voltage；
The output end of operational amplifier OP24 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP24 is connect with voltage；
The output end of operational amplifier OP25 is connect by resistance with the negative input end of operational amplifier OP15, operation amplifier
The positive input terminal of device OP25 is connect with voltage；
The output end of operational amplifier OP26 is connect by resistance with the negative input end of operational amplifier OP15；
The output end of operational amplifier OP4 in basic Generation of Chaotic Signals N1 respectively with operational amplifier OP16,
The negative input end of OP17, OP18, OP17, OP18, OP19, OP20, OP21, OP22, OP23, OP24, OP25, OP26 connect；
The positive input terminal of operational amplifier OP14, OP15, OP26 are grounded.
Further, the sequencer N2 further includes providing the power supply end of delay voltage to sequencer N2
E1, E2, E3, E4, E5, E6, E7, E8, E9, E10, power supply end E1, E2, E3, E4, E5, E6, E7, E8, E9, E10 respectively with
The positive input terminal of operational amplifier OP24, OP25, OP22, OP23, OP20, OP21, OP18, OP19, OP16, OP17 connect.
Further, the sequencer N3 include: operational amplifier OP27, OP28, OP29, OP30, OP31, OP32,
OP33, OP34, OP35, OP36, OP37, zener diode ZD1, ZD2, ZD3, ZD4, ZD5, ZD6, ZD7, ZD8, ZD9, ZD10；
The output end of operational amplifier OP27 by resistance respectively with the positive input terminal of operational amplifier OP27, operation amplifier
The anode connection of the negative input end, zener diode ZD1 of device OP37；
The output end of operational amplifier OP28 by resistance respectively with the positive input terminal of operational amplifier OP28, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD2 connect；
The output end of operational amplifier OP29 by resistance respectively with the positive input terminal of operational amplifier OP29, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD3 connect；
The output end of operational amplifier OP30 by resistance respectively with the positive input terminal of operational amplifier OP30, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD4 connect；
The output end of operational amplifier OP31 by resistance respectively with the positive input terminal of operational amplifier OP31, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD5 connect；
The output end of operational amplifier OP32 by resistance respectively with the positive input terminal of operational amplifier OP32, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD6 connect；
The output end of operational amplifier OP33 by resistance respectively with the positive input terminal of operational amplifier OP33, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD7 connect；
The output end of operational amplifier OP34 by resistance respectively with the positive input terminal of operational amplifier OP34, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD8 connect；
The output end of operational amplifier OP35 by resistance respectively with the positive input terminal of operational amplifier OP35, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD9 connect；
The output end of operational amplifier OP36 by resistance respectively with the positive input terminal of operational amplifier OP36, operation amplifier
The negative input end connection of device OP37, the anode of zener diode ZD10 connect；
The output end of operational amplifier OP37 respectively with operational amplifier OP2 in basic Generation of Chaotic Signals N1,
The negative input end of OP10 connects；The output end of operational amplifier OP37 is connect by resistance with its negative input end；
The positive input terminal of operational amplifier OP27, OP28, OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36
It is connect by resistance with voltage；
The cathode of zener diode ZD1, ZD2, ZD3, ZD4, ZD5, ZD6, ZD7, ZD8, ZD9, ZD10 are grounded；
The positive input terminal of operational amplifier OP37 is grounded；
In basic Generation of Chaotic Signals N1 operational amplifier OP8 output end respectively with operational amplifier OP27, OP28,
The connection of OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36 negative input end.
Further, the sequencer N3 further includes providing the power supply end of delay voltage to sequencer N3
E11, E12, E13, E14, E15, E16, E17, E18, E19, E20, power supply end E11, E12, E13, E14, E15, E16,
E17, E18, E19, E20 pass through respectively resistance and operational amplifier OP27, OP28, OP29, OP30, OP31, OP32, OP33,
The positive input terminal of OP34, OP35, OP36 connect.
Further, electricity used by the basic Generation of Chaotic Signals N1, sequencer N2, sequencer N3
Resistance is accurate adjustable resistance.
Further, the sequencer N2 further includes switch K1, K2, K3, K4, K5, and the sequencer N3 is also wrapped
Switch K6, K7, K8, K9 are included, the output end of operational amplifier OP24 and bearing for operational amplifier OP15 is arranged in the switch K1
Between input terminal, the switch K2 be arranged in operational amplifier OP22 output end and operational amplifier OP15 negative input end it
Between, the switch K3 is arranged between the output end of operational amplifier OP20 and the negative input end of operational amplifier OP15, described
Switch K4 is arranged between the output end of operational amplifier OP18 and the negative input end of operational amplifier OP15, and the switch K5 is set
It sets between the output end of operational amplifier OP16 and the negative input end of operational amplifier OP15, the switch K6 is arranged in operation
Between the output end of amplifier OP29 and the negative input end of operational amplifier OP37, the switch K7 is arranged in operational amplifier
Between the output end of OP31 and the negative input end of operational amplifier OP37, the defeated of operational amplifier OP33 is arranged in the switch K8
Between outlet and the negative input end of operational amplifier OP37, the output end and fortune of operational amplifier OP35 is arranged in the switch K9
Between the negative input end for calculating amplifier OP37.
The beneficial effects of the utility model are: the invention compared with the prior art have the beneficial effect that 1) hardware electricity
Road is simple, is easier to realize；2) chaos signal generator of the invention can generate grid multi-scroll chaotic signals, wing number
Amount is more, and the encryption in communication, performance is more preferably.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the circuit connection diagram of the generator of the invention；
Fig. 2 is the circuit diagram of sequencer N2；
Fig. 3 is the circuit diagram of sequencer N3.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, to form more preferably coupling structure.Each technology in the invention is special
Sign, can be with combination of interactions under the premise of not conflicting conflict.
Embodiment 1, with reference to Fig. 1, Fig. 2 and Fig. 3, a kind of grid multi-scroll chaotic signals generator, comprising: basic chaos letter
Number generation circuit N1, for generating switching control function f1(x) sequencer N2, for generating switching control function f2(y)
Sequencer N3, the output end of the basic Generation of Chaotic Signals N1 respectively with the input terminal of sequencer N2,
The input terminal of sequencer N3 connects, the input terminal of the output end of sequencer N2 and basic Generation of Chaotic Signals N1
Connection, the output end of sequencer N3 are connect with the input terminal of basic Generation of Chaotic Signals N1.
As optimization, the basic Generation of Chaotic Signals N1 include: operational amplifier OP1, OP2, OP3, OP4,
OP5, OP6, OP7, OP8, OP9, OP10, OP11, OP12, OP13, resistance R1-R29, capacitor C1-C3；
The output end of operational amplifier OP1 is connect by resistance R2 with the negative input end of operational amplifier OP1, operation amplifier
The output end of device OP1 is connect by resistance R4 with the negative input end of operational amplifier OP2；
The output end of operational amplifier OP2 is connect by resistance R7 with the negative input end of operational amplifier OP2, operation amplifier
The output end of device OP2 is connect by resistance R8 with the negative input end of operational amplifier OP3；
The output end of operational amplifier OP3 is connect by capacitor C1 with the negative input end of operational amplifier OP3；The operation
The output end of amplifier OP3 is connect by resistance R9 with the negative input end of operational amplifier OP4；
The output end of operational amplifier OP4 passes through resistance R3, R10, R11 and operational amplifier OP2, OP4, OP5's respectively
Negative input end connection, the output end of operational amplifier OP4 are connected with the input terminal of sequencer N2；
The output end of operational amplifier OP5 passes through the negative input end of resistance R12, R13 and operational amplifier OP5, OP6 respectively
Connection；
It is defeated that the output end of operational amplifier OP6 passes through resistance R16, resistance R17 and bearing for operational amplifier OP6, OP7 respectively
Enter end connection；
The output end of operational amplifier OP7 is connect by capacitor C2 with the negative input end of operational amplifier OP7；Operation amplifier
The output end of device OP7 is connect by resistance R18 with the negative input end of operational amplifier OP8；
The output end of operational amplifier OP8 passes through resistance R1, resistance R14, resistance R19, resistance R22 and operation amplifier respectively
The negative input end of device OP1, OP6, OP8, OP11 connect；The output end of operational amplifier OP8 and the input terminal of sequencer N3
It is connected；
It is defeated that the output end of operational amplifier OP9 passes through resistance R21, resistance R15 and bearing for operational amplifier OP9, OP6 respectively
Enter end connection；
The output end of operational amplifier OP10 passes through resistance R29, resistance R23 and operational amplifier OP10, OP11 respectively
Negative input end connection；
The output end of operational amplifier OP11 passes through resistance R24, resistance R25 and operational amplifier OP11, OP12 respectively
Negative input end connection；
The output end of operational amplifier OP12 is connect by capacitor with the negative input end of operational amplifier OP12；The operation
The output end of amplifier OP12 is connect by resistance with the negative input end of operational amplifier OP13；
The output end of operational amplifier OP13 passes through the negative of resistance R21, resistance R27 and operational amplifier OP9, OP13 respectively
Input terminal connection；
The output end of sequencer N2 is connect by resistance R5 with the negative input end of operational amplifier OP2；
It is defeated that the output end of sequencer N3 passes through resistance R6, resistance R28 and bearing for operational amplifier OP2, OP10 respectively
Enter end connection；
Operational amplifier OP1, OP2, OP3, OP4, OP5, OP6, OP7, OP8, OP9, OP10, OP11, OP12, OP13 are just
Input end grounding.
The sequencer N2 include: operational amplifier OP14, OP15, OP16, OP17, OP18, OP17, OP18,
OP19, OP20, OP21, OP22, OP23, OP24, OP25, OP26, resistance R30-R43 provide delay electricity to sequencer N2
Power supply end E1, E2, E3, E4, E5, E6, E7, E8, E9, E10 of pressure, switch K1-K5；
The output end of operational amplifier OP14 is connect by resistance R41 with the negative input end of operational amplifier OP14；Operation
The negative input end that the output end of amplifier OP14 passes through operational amplifier OP2 in resistance R5 and basic Generation of Chaotic Signals N1
Connection；
The output end of operational amplifier OP15 passes through resistance R42, resistance R43 and operational amplifier OP14, OP15 respectively
Negative input end connection；
The output end of operational amplifier OP16 passes sequentially through the negative input of resistance R30, switch K5 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP16 are connect with power supply end E9；
The output end of operational amplifier OP17 passes sequentially through the negative input of resistance R31, switch K5 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP17 are connect with power supply end E10；
The output end of operational amplifier OP18 passes sequentially through the negative input of resistance R32, switch K4 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP18 are connect with power supply end E7；
The output end of operational amplifier OP19 passes sequentially through the negative input of resistance R33, switch K4 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP19 are connect with power supply end E8；
The output end of operational amplifier OP20 passes sequentially through the negative input of resistance R34, switch K3 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP20 are connect with power supply end E5；
The output end of operational amplifier OP21 passes sequentially through the negative input of resistance R35, switch K3 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP21 are connect with power supply end E6；
The output end of operational amplifier OP22 passes sequentially through the negative input of resistance R36, switch K2 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP22 are connect with power supply end E3；
The output end of operational amplifier OP23 passes sequentially through the negative input of resistance R37, switch K2 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP23 are connect with power supply end E4；
The output end of operational amplifier OP24 passes sequentially through the negative input of resistance R38, switch K1 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP24 are connect with power supply end E1；
The output end of operational amplifier OP25 passes sequentially through the negative input of resistance R39, switch K1 and operational amplifier OP15
End connection, the positive input terminal of operational amplifier OP25 are connect with power supply end E2；
The output end of operational amplifier OP26 is connect by resistance R40 with the negative input end of operational amplifier OP15；
The output end of operational amplifier OP4 in basic Generation of Chaotic Signals N1 respectively with operational amplifier OP16,
The negative input end of OP17, OP18, OP17, OP18, OP19, OP20, OP21, OP22, OP23, OP24, OP25, OP26 connect；
The positive input terminal of operational amplifier OP14, OP15, OP26 are grounded.
As optimization, the sequencer N3 include: operational amplifier OP27, OP28, OP29, OP30, OP31,
OP32, OP33, OP34, OP35, OP36, OP37, zener diode ZD1, ZD2, ZD3, ZD4, ZD5, ZD6, ZD7, ZD8, ZD9,
ZD10, to sequencer N3 provide delay power supply end E11, E12 of voltage, E13, E14, E15, E16, E17, E18,
E19, E20, switch K6, K7, K8, K9；Resistance R44-R84；
The output end of operational amplifier OP27 passes sequentially through resistance R44, R84 and the positive input terminal of operational amplifier OP27 connects
It connects, the output end of operational amplifier OP27 passes sequentially through resistance R44, R83 and the negative input end of operational amplifier OP37 connects, fortune
The output end for calculating amplifier OP27 is connect by resistance R44 with the anode of zener diode ZD1；
The output end of operational amplifier OP28 passes sequentially through resistance R48, R47 and the positive input terminal of operational amplifier OP28 connects
It connects, the output end of operational amplifier OP28 passes sequentially through resistance R48, R46 and the negative input end of operational amplifier OP37 connects, fortune
The output end for calculating amplifier OP28 is connect by resistance R48 with the anode of zener diode ZD2；
The output end of operational amplifier OP29 passes sequentially through resistance R52, R51 and the positive input terminal of operational amplifier OP29 connects
It connects, the output end of operational amplifier OP29 passes sequentially through the negative input end of resistance R52, R50, switch K6 and operational amplifier OP37
The output end of connection, operational amplifier OP29 is connect by resistance R52 with the anode of zener diode ZD3；
The output end of operational amplifier OP30 passes sequentially through resistance R56, R55 and the positive input terminal of operational amplifier OP30 connects
It connects, the output end of operational amplifier OP30 passes sequentially through the negative input end of resistance R56, R54, switch K6 and operational amplifier OP37
The output end of connection, operational amplifier OP30 is connect by resistance R56 with the anode of zener diode ZD4；
The output end of operational amplifier OP31 passes sequentially through resistance R60, R59 and the positive input terminal of operational amplifier OP31 connects
It connects, it is defeated that the output end of operational amplifier OP31 passes sequentially through resistance R60, resistance R58, switch K7 and bearing for operational amplifier OP37
Enter end connection, the output end of operational amplifier OP31 is connect by resistance R60 with the anode of zener diode ZD5；
The output end of operational amplifier OP32 passes sequentially through resistance R64, R63 and the positive input terminal of operational amplifier OP32 connects
It connects, it is defeated that the output end of operational amplifier OP32 passes sequentially through resistance R64, resistance R62, switch K7 and bearing for operational amplifier OP37
Enter end connection, the output end of operational amplifier OP32 is connect by resistance R64 with the anode of zener diode ZD6；
The output end of operational amplifier OP33 passes sequentially through resistance R68, R67 and the positive input terminal of operational amplifier OP33 connects
It connects, the output end of operational amplifier OP33 passes sequentially through the negative input end of resistance R68, R66, switch K8 and operational amplifier OP37
The output end of connection connection, operational amplifier OP33 is connect by resistance R68 with the anode of zener diode ZD7；
The output end of operational amplifier OP34 passes sequentially through resistance R72, R71 and the positive input terminal of operational amplifier OP34 connects
It connects, the output end of operational amplifier OP34 passes sequentially through the negative input end of resistance R72, R70, switch K8 and operational amplifier OP37
The output end of connection, operational amplifier OP34 is connect by resistance R72 with the anode of zener diode ZD8；
The output end of operational amplifier OP35 passes sequentially through resistance R76, R75 and the positive input terminal of operational amplifier OP35 connects
It connects,
The output end of operational amplifier OP35 passes sequentially through resistance R76, resistance R74, switch K9 and operational amplifier OP37
Negative input end connection, the output end of operational amplifier OP35 connect by resistance R76 with the positive of zener diode ZD9；
The output end of operational amplifier OP36 passes sequentially through resistance R80, R79 and the positive input terminal of operational amplifier OP36 connects
It connects, it is defeated that the output end of operational amplifier OP36 passes sequentially through resistance R80, resistance R78, switch K9 and bearing for operational amplifier OP37
Enter end connection, the output end of operational amplifier OP36 is connect by resistance R80 with the anode of zener diode ZD10；
The output end of operational amplifier OP37 respectively with operational amplifier OP2 in basic Generation of Chaotic Signals N1,
The negative input end of OP10 connects；The output end of operational amplifier OP37 is connect by resistance R82 with its negative input end；
The positive input terminal of operational amplifier OP27, OP28, OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36
Respectively by resistance R45, R49, R53, R57, R61, R65, R69, R73, R77, R81 and power supply end E11, E12, E13,
E14, E15, E16, E17, E18, E19, E20 connection；
The cathode of zener diode ZD1, ZD2, ZD3, ZD4, ZD5, ZD6, ZD7, ZD8, ZD9, ZD10 are grounded；
The positive input terminal of operational amplifier OP37 is grounded；
In basic Generation of Chaotic Signals N1 operational amplifier OP8 output end respectively with operational amplifier OP27, OP28,
The negative input end of OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36 connect.
Resistance used by the basic Generation of Chaotic Signals N1, sequencer N2, sequencer N3 is
Accurate adjustable resistance.
The exportable switching control function f2 (y) of the output end of operational amplifier OP37, the output end of operational amplifier OP14
Exportable switching control function f1 (x).
Wherein, the mathematic(al) representation of switching control function f1 (x) are as follows:
A1=0.25 in formula, N >=0.
The mathematic(al) representation of switching control function f2 (y) are as follows:
A in formula2=0.25, M >=0.h+vm(v-mA) and h-vmIt (v+mA) is basic time lag function, is defined as:
V ∈ [x, y], m >=0 in formula.
The state equation that can must generate grid multi-scroll chaotic signals is following formula:
α=10 in formula, β=15.
The selection of the invention circuit element parameter: all operational amplifiers in FIG. 1 to FIG. 3, model TL082,
The invention component parameter table is as follows:
Table 1 (unit: nF)
| C1 | 10 | C2 | 10 | C3 | 10 |
Table 1 is capacitance parameter table, unit nF.
Table 2 (unit: k Ω)
Table 2 is resistance parameter list, and unit is k Ω.
Table 3 (unit: V)
| E1 | 1 | E2 | -1 | E3 | 2 |
| E4 | -2 | E5 | 3 | E2 | -3 |
| E7 | 4 | E2 | -4 | E9 | 5 |
| E10 | -5 | E11 | 0.2586 | E12 | -0.2586 |
| E13 | 0.5172 | E14 | -0.5172 | E15 | 0.7759 |
| E16 | -0.7759 | E17 | 1.0345 | E18 | -1.0345 |
| E19 | 1.2931 | E20 | -1.2931 |
Table 3 is the voltage value at power supply end, unit are as follows: V.
The invention is tested, to obtain switch K1-K9 switch state and obtain the wing number of chaotic signal
The mapping table of amount, as shown in table 4:
Table 4
The invention generates grid multi-scroll chaotic signals as switch controller using sequencer N2, N3,
Its hardware circuit is simple, is easier to realize.Compared with the prior art have the beneficial effect that 1) hardware circuit is simple, be easier to realize；2)
The chaos signal generator of the invention can generate grid multi-scroll chaotic signals, and wing quantity is more, adding in communication
Close, performance is more preferably.
The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (8)
1. a kind of grid multi-scroll chaotic signals generator characterized by comprising basic Generation of Chaotic Signals N1 is used
In generation switching control function f1(x) sequencer N2, for generating the sequencer of switching control function f2 (y)
N3, the output end of the basic Generation of Chaotic Signals N1 respectively with the input terminal of sequencer N2, sequencer N3
Input terminal connection, the output end of sequencer N2 connect with the input terminal of basic Generation of Chaotic Signals N1, and sequence is sent out
The output end of raw device N3 is connect with the input terminal of basic Generation of Chaotic Signals N1.
2. a kind of grid multi-scroll chaotic signals generator according to claim 1, it is characterised in that: the basic chaos
Signal generating circuit N1 includes operational amplifier OP1, OP2, OP3, OP4, OP5, OP6, OP7, OP8, OP9, OP10, OP11,
OP12,OP13；
The output end of operational amplifier OP1 passes through the negative input end of resistance Yu operational amplifier OP1, operational amplifier OP2 respectively
Negative input end connection；
The output end of operational amplifier OP2 passes through the negative input end of resistance Yu operational amplifier OP2, the negative input end of OP3 respectively
Connection；
The output end of operational amplifier OP3 is connect by capacitor with the negative input end of operational amplifier OP3；The operational amplifier
The output end of OP3 is connect by resistance with the negative input end of operational amplifier OP4；
The output end of operational amplifier OP4 passes through resistance respectively and connect with the negative input end of operational amplifier OP2, OP4, OP5, and
It is connected with the input terminal of sequencer N2；
The output end of operational amplifier OP5 passes through resistance respectively and connect with the negative input end of operational amplifier OP5, OP6；
The output end of operational amplifier OP6 passes through resistance respectively and connect with the negative input end of operational amplifier OP6, OP7；
The output end of operational amplifier OP7 is connect by capacitor with the negative input end of operational amplifier OP7；Operational amplifier OP7
Output end connect with the negative input end of operational amplifier OP8 by resistance；
The output end of operational amplifier OP8 passes through resistance respectively and the negative input end of operational amplifier OP1, OP6, OP8, OP11 connect
It connects；And it is connected with the input terminal of sequencer N3；
The output end of operational amplifier OP9 passes through resistance respectively and connect with the negative input end of operational amplifier OP9, OP6；
The output end of operational amplifier OP10 passes through resistance respectively and connect with the negative input end of operational amplifier OP10, OP11；
The output end of operational amplifier OP11 passes through resistance respectively and connect with the negative input end of operational amplifier OP11, OP12；
The output end of operational amplifier OP12 is connect by capacitor with the negative input end of operational amplifier OP12；The operation amplifier
The output end of device OP12 is connect by resistance with the negative input end of operational amplifier OP13；
The output end of operational amplifier OP13 passes through resistance respectively and connect with the negative input end of operational amplifier OP9, OP13；
The output end of sequencer N2 is connect by resistance with the negative input end of operational amplifier OP2；
The output end of sequencer N3 passes through resistance respectively and connect with the negative input end of operational amplifier OP2, OP10；
The positive input of operational amplifier OP1, OP2, OP3, OP4, OP5, OP6, OP7, OP8, OP9, OP10, OP11, OP12, OP13
End ground connection.
3. a kind of grid multi-scroll chaotic signals generator according to claim 2, it is characterised in that: the sequence occurs
Device N2 include: operational amplifier OP14, OP15, OP16, OP17, OP18, OP17, OP18, OP19, OP20, OP21, OP22,
OP23,OP24,OP25,OP26；
The output end of operational amplifier OP14 is connect by resistance with the negative input end of operational amplifier OP14；And with basic chaos
The negative input end connection of operational amplifier OP2 in signal generating circuit N1；
The output end of operational amplifier OP15 passes through resistance respectively and connect with the negative input end of operational amplifier OP14, OP15；
The output end of operational amplifier OP16 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP16 is connect with voltage；
The output end of operational amplifier OP17 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP17 is connect with voltage；
The output end of operational amplifier OP18 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP18 is connect with voltage；
The output end of operational amplifier OP19 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP19 is connect with voltage；
The output end of operational amplifier OP20 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP20 is connect with voltage；
The output end of operational amplifier OP21 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP21 is connect with voltage；
The output end of operational amplifier OP22 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP22 is connect with voltage；
The output end of operational amplifier OP23 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP23 is connect with voltage；
The output end of operational amplifier OP24 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP24 is connect with voltage；
The output end of operational amplifier OP25 is connect by resistance with the negative input end of operational amplifier OP15, operational amplifier
The positive input terminal of OP25 is connect with voltage；
The output end of operational amplifier OP26 is connect by resistance with the negative input end of operational amplifier OP15；
The output end of operational amplifier OP4 in basic Generation of Chaotic Signals N1 respectively with operational amplifier OP16, OP17,
The negative input end of OP18, OP17, OP18, OP19, OP20, OP21, OP22, OP23, OP24, OP25, OP26 connect；
The positive input terminal of operational amplifier OP14, OP15, OP26 are grounded.
4. a kind of grid multi-scroll chaotic signals generator according to claim 3, it is characterised in that: the sequence occurs
Device N2 further include provided delay power supply end E1, E2 of voltage to sequencer N2, E3, E4, E5, E6, E7, E8, E9,
E10, power supply end E1, E2, E3, E4, E5, E6, E7, E8, E9, E10 respectively with operational amplifier OP24, OP25, OP22,
The positive input terminal of OP23, OP20, OP21, OP18, OP19, OP16, OP17 connect.
5. a kind of grid multi-scroll chaotic signals generator according to claim 4, it is characterised in that: the sequence occurs
Device N3 includes: operational amplifier OP27, OP28, OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36, OP37, surely
Press diode ZD1, ZD2, ZD3, ZD4, ZD5, ZD6, ZD7, ZD8, ZD9, ZD10；
The output end of operational amplifier OP27 by resistance respectively with the positive input terminal of operational amplifier OP27, operational amplifier
The anode connection of the negative input end, zener diode ZD1 of OP37；
The output end of operational amplifier OP28 by resistance respectively with the positive input terminal of operational amplifier OP28, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD2 connect；
The output end of operational amplifier OP29 by resistance respectively with the positive input terminal of operational amplifier OP29, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD3 connect；
The output end of operational amplifier OP30 by resistance respectively with the positive input terminal of operational amplifier OP30, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD4 connect；
The output end of operational amplifier OP31 by resistance respectively with the positive input terminal of operational amplifier OP31, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD5 connect；
The output end of operational amplifier OP32 by resistance respectively with the positive input terminal of operational amplifier OP32, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD6 connect；
The output end of operational amplifier OP33 by resistance respectively with the positive input terminal of operational amplifier OP33, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD7 connect；
The output end of operational amplifier OP34 by resistance respectively with the positive input terminal of operational amplifier OP34, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD8 connect；
The output end of operational amplifier OP35 by resistance respectively with the positive input terminal of operational amplifier OP35, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD9 connect；
The output end of operational amplifier OP36 by resistance respectively with the positive input terminal of operational amplifier OP36, operational amplifier
The negative input end connection of OP37, the anode of zener diode ZD10 connect；
The output end of operational amplifier OP37 respectively with operational amplifier OP2, OP10 in basic Generation of Chaotic Signals N1
Negative input end connection；The output end of operational amplifier OP37 is connect by resistance with its negative input end；
The positive input terminal of operational amplifier OP27, OP28, OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36 pass through
Resistance is connect with voltage；
The cathode of zener diode ZD1, ZD2, ZD3, ZD4, ZD5, ZD6, ZD7, ZD8, ZD9, ZD10 are grounded；
The positive input terminal of operational amplifier OP37 is grounded；
In basic Generation of Chaotic Signals N1 operational amplifier OP8 output end respectively with operational amplifier OP27, OP28,
The connection of OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36 negative input end.
6. a kind of grid multi-scroll chaotic signals generator according to claim 5, it is characterised in that: the sequence occurs
Device N3 further include provided delay power supply end E11, E12 of voltage to sequencer N3, E13, E14, E15, E16, E17,
E18, E19, E20, power supply end E11, E12, E13, E14, E15, E16, E17, E18, E19, E20 pass through resistance and fortune respectively
Calculate the positive input terminal connection of amplifier OP27, OP28, OP29, OP30, OP31, OP32, OP33, OP34, OP35, OP36.
7. a kind of grid multi-scroll chaotic signals generator according to claim 6, it is characterised in that: the basic chaos
Resistance used by signal generating circuit N1, sequencer N2, sequencer N3 is accurate adjustable resistance.
8. a kind of grid multi-scroll chaotic signals generator according to claim 7, it is characterised in that: the sequence occurs
Device N2 further includes switch K1, K2, K3, K4, K5, and the sequencer N3 further includes switch K6, K7, K8, K9, the switch K1
It is arranged between the output end of operational amplifier OP24 and the negative input end of operational amplifier OP15, the switch K2 setting is being transported
It calculates between the output end of amplifier OP22 and the negative input end of operational amplifier OP15, the switch K3 is arranged in operational amplifier
Between the output end of OP20 and the negative input end of operational amplifier OP15, the defeated of operational amplifier OP18 is arranged in the switch K4
Between outlet and the negative input end of operational amplifier OP15, the output end and fortune of operational amplifier OP16 is arranged in the switch K5
Between the negative input end for calculating amplifier OP15, the output end and operational amplifier of operational amplifier OP29 is arranged in the switch K6
Between the negative input end of OP37, the output end of operational amplifier OP31 and bearing for operational amplifier OP37 is arranged in the switch K7
Between input terminal, the switch K8 be arranged in operational amplifier OP33 output end and operational amplifier OP37 negative input end it
Between, the switch K9 is arranged between the output end of operational amplifier OP35 and the negative input end of operational amplifier OP37.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599921A (en) * | 2018-06-27 | 2018-09-28 | 佛山科学技术学院 | A kind of grid multi-scroll chaotic signals generator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108599921A (en) * | 2018-06-27 | 2018-09-28 | 佛山科学技术学院 | A kind of grid multi-scroll chaotic signals generator |
| CN108599921B (en) * | 2018-06-27 | 2023-11-03 | 佛山科学技术学院 | Grid multi-scroll chaotic signal generator |
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