CN102694643A - Composite chaotic signal generator - Google Patents
Composite chaotic signal generator Download PDFInfo
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- CN102694643A CN102694643A CN2012101295561A CN201210129556A CN102694643A CN 102694643 A CN102694643 A CN 102694643A CN 2012101295561 A CN2012101295561 A CN 2012101295561A CN 201210129556 A CN201210129556 A CN 201210129556A CN 102694643 A CN102694643 A CN 102694643A
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Abstract
The invention discloses a composite chaotic signal generator which comprises a basic chaotic signal generation circuit N1, a sequence generator N2, a sequence generator N3 and a sequence generator N4, wherein the sequence generator N2, the sequence generator N3 and the sequence generator N4 are used for generating switching control functions. An output end of the basic chaotic signal generation circuit N1 is respectively connected with an input end of the sequence generator N2, an input end of the sequence generator N3 and an input end of the sequence generator N4. An output end of each of the sequence generator N2, the sequence generator N3 and the sequence generator N4 are connected with an input end of the basic chaotic signal generation circuit N1. The sequence generators for generating switching control functions enable hardware of the composite chaotic signal generator to be realized more easily. The composite chaotic signal generator can generate a composite Lorenz-Chen-Lu chaotic system to enhance chaotic encryption.
Description
Technical field
The present invention relates to chaos circuit required in the chaotic secret communication, be specifically related to a kind of compound Lorenz-Chen-L ü chaos signal generator based on the switching controls function.
Background technology
How to produce and be used for the frontier that the required various chaos circuits of chaotic secret communication are nonlinear circuit and systematics section research in recent years; Some relevant achievements in research have been obtained at present; Patent documentation like Chinese patent Granted publication CN1199968A discloses a kind of deformed cai's circuit; But do not relate to the compound of a plurality of dipteron wing chaos attractors in the Generalized Lorenz system, therefore, be used for chaotic secure communication and also have limitation.
Summary of the invention
In order to overcome the deficiency of prior art, the purpose of this invention is to provide a kind of composite chaotic signal generator, make chaos signal generator hardware more be prone to realize that encryption is stronger.
To achieve these goals, the present invention takes following scheme:
A kind of composite chaotic signal generator comprises that the basic chaotic signal of being made up of operational amplifier and multiplier produces circuit N1, is used to produce the switching controls function S
1(z) sequencer N2, be used to produce the switching controls function S
2(z) sequencer N3, be used to produce the switching controls function S
3(z) sequencer N4; The output that said basic chaotic signal produces circuit N1 is connected with the input of sequencer N2, sequencer N3, sequencer N4 respectively, and the output of sequencer N2, sequencer N3, sequencer N4 all is connected with the input that basic chaotic signal produces circuit N1.
Said basic chaotic signal produces circuit N1 and comprises 22 operational amplifiers and 15 multipliers; Said 22 operational amplifiers are respectively OP
1, OP
2, OP
3, OP
4, OP
5, OP
6, OP
7, OP
8, OP
9, OP
10, OP
11, OP
12, OP
13, OP
14, OP
15, OP
16, OP
17, OP
18, OP
19, OP
20, OP
21, OP
22, said 15 multipliers are respectively MUL
1, MUL
2, MUL
3, MUL
4, MUL
5, MUL
6, MUL
7, MUL
8, MUL
9, MUL
10, MUL
11, MUL
12, MUL
13, MUL
14, MUL
15
Said operational amplifier OP
1Output be connected with the input of sequencer N2, sequencer N3, sequencer N4 respectively; And respectively through resistance and OP
12, OP
17, OP
22Positive input terminal connect;
Said operational amplifier OP
3Output respectively through resistance and operational amplifier OP
8, OP
9, OP
14, OP
19Negative input end connect; And with multiplier MUL
11Input connect;
Said operational amplifier OP
5Output respectively through resistance and operational amplifier OP
7, OP
10, OP
13, OP
15, OP
18Negative input end connect; And with multiplier MUL
10, MUL
12, MUL
13, MUL
14, MUL
15Input connect; MUL
14Another input termination voltage E
5
Said multiplier MUL
1, MUL
4, MUL
7Output all through resistance and operational amplifier OP
6Negative input end, output connect; Operational amplifier OP
6Output through resistance and operational amplifier OP
5Negative input end connect;
Said multiplier MUL
2, MUL
5, MUL
8Output all through resistance and operational amplifier OP
4Negative input end, output connect; Operational amplifier OP
4Output through resistance and operational amplifier OP
3Negative input end connect;
Said multiplier MUL
3, MUL
6, MUL
9Output all through resistance and operational amplifier OP
2Negative input end, output connect; Operational amplifier OP
2Output through resistance and operational amplifier OP
1Negative input end connect;
Said operational amplifier OP
8Output and operational amplifier OP
7Negative input end connect operational amplifier OP
7Output and multiplier MUL
1Input connect; Said operational amplifier OP
10Output through resistance and operational amplifier OP
9Negative input end connect operational amplifier OP
9Output and multiplier MUL
2Input connect; Operational amplifier OP
10Output and multiplier MUL
11Another input connect; Multiplier MUL
11Output through resistance and operational amplifier OP
11Negative input end connect operational amplifier OP
11Output and multiplier MUL
3Input connect; Operational amplifier OP
12Output and multiplier MUL
10Another input connect multiplier MUL
10Output through resistance and operational amplifier OP
9Negative input end connect; Operational amplifier OP
12Output is through resistance and operational amplifier OP
11Negative input end connects;
Operational amplifier OP
14Output is through resistance and operational amplifier OP
13Negative input end connects; Operational amplifier OP
13Output and multiplier MUL
4Input connect operational amplifier OP
14Output is also through resistance and operational amplifier OP
15Negative input end connects; Operational amplifier OP
15Output and multiplier MUL
5Input connect operational amplifier OP
14Output and multiplier MUL
13Another input connect; Multiplier MUL
13Output through resistance and operational amplifier OP
16Negative input end connect operational amplifier OP
16Output and multiplier MUL
6Input connect; Operational amplifier OP
17Output and multiplier MUL
12Another input connect multiplier MUL
12Output through resistance and operational amplifier OP
15Negative input end connect;
Operational amplifier OP
19Output is through resistance and operational amplifier OP
18Negative input end connects; Operational amplifier OP
18Output and multiplier MUL
7Input connect operational amplifier OP
19Output is also through resistance and operational amplifier OP
20Negative input end connects; Operational amplifier OP
20Output and multiplier MUL
8Input connect operational amplifier OP
19Output and multiplier MUL
15Another input connect; Multiplier MUL
15Output through resistance and operational amplifier OP
21Negative input end connect operational amplifier OP
21Output and multiplier MUL
9Input connect; Multiplier MUL
14Output through resistance and operational amplifier OP
20Negative input end connect;
The output of said sequencer N2 respectively with multiplier MUL
1, MUL
2, MUL
3Another input connect; The output of said sequencer N3 respectively with multiplier MUL
4, MUL
5, MUL
6Another input connect; The output of said sequencer N4 respectively with multiplier MUL
7, MUL
8, MUL
9Another input connect;
Said operational amplifier OP
1, OP
2, OP
3, OP
4, OP
5, OP
6, OP
7, OP
8, OP
9, OP
10, OP
11, OP
13, OP
14, OP
15, OP
16, OP
18, OP
19, OP
20, OP
21Positive input terminal ground connection;
Said operational amplifier OP
12Positive-negative input end passes through grounding through resistance, operational amplifier OP respectively
12Positive input terminal meet vectorial translational movement E through resistance
Z1, OP
22Positive-negative input end respectively through grounding through resistance, operational amplifier OP
22Positive input terminal meet vectorial translational movement E through resistance
Z2Said operational amplifier OP
17Negative input end through grounding through resistance, positive input terminal meets vectorial translational movement E through resistance
Z3
Said sequencer N2 comprises operational amplifier OP
23, OP
24, OP
25, OP
26, OP
27, OP
36, OP
37Said basic chaotic signal produces the first operational amplifier OP among the circuit N1
1Output through resistance respectively with operational amplifier OP
23, OP
26Positive input terminal connect operational amplifier OP
23Positive input terminal also through resistance respectively ground connection and voltage E
1, operational amplifier OP
23Negative input end through grounding through resistance, and through resistance and operational amplifier OP
23Output connect operational amplifier OP
23Output and operational amplifier OP
36Negative input end connect operational amplifier OP
36Output through resistance and operational amplifier OP
24Negative input end connect operational amplifier OP
36Positive input terminal ground connection, operational amplifier OP
24Negative input end through resistance and operational amplifier OP
24Output connect operational amplifier OP
24Positive input terminal ground connection, operational amplifier OP
24Output through resistance and operational amplifier OP
25Positive input terminal connect operational amplifier OP
25Positive input terminal through grounding through resistance, operational amplifier OP
25Negative input end through resistance and operational amplifier OP
25Output connect.
Operational amplifier OP
26Positive input terminal also through grounding through resistance, operational amplifier OP
26Negative input end meet voltage E through resistance
2, and through resistance and operational amplifier OP
26Output connect operational amplifier OP
26Output and operational amplifier OP
37Negative input end connect operational amplifier OP
37Output through resistance and operational amplifier OP
27Negative input end connect operational amplifier OP
37Positive input terminal ground connection, operational amplifier OP
27Negative input end through resistance and operational amplifier OP
27Output connect operational amplifier OP
27Positive input terminal ground connection; Operational amplifier OP
27Output through resistance and operational amplifier OP
25Negative input end connect operational amplifier OP
25Output produce the first multiplier MUL among the circuit N1 with basic chaotic signal respectively
1, the second multiplier MUL
2, the 3rd multiplier MUL
3Input connect.
Said sequencer N3 comprises operational amplifier OP
28, OP
29, OP
30, OP
31Said basic chaotic signal produces the first operational amplifier OP among the circuit N1
1Output through resistance and operational amplifier OP
28Positive input terminal connect operational amplifier OP
28Positive input terminal pass through grounding through resistance; Operational amplifier OP
28Negative input end meet voltage E through resistance
3, operational amplifier OP
28Negative input end through resistance and operational amplifier OP
28Output connect operational amplifier OP
28Output and operational amplifier OP
29Negative input end connect operational amplifier OP
29Positive input terminal ground connection, operational amplifier OP
29Output through resistance and operational amplifier OP
30Negative input end connect operational amplifier OP
30Negative input end through resistance and operational amplifier OP
30Output connect operational amplifier OP
30Positive input terminal ground connection; Operational amplifier OP
30Output through resistance and operational amplifier OP
31Positive input terminal connect operational amplifier OP
31Positive input terminal through resistance respectively ground connection, voltage; Operational amplifier OP
31Negative input end through grounding through resistance, and through resistance and operational amplifier OP
31Output connect operational amplifier OP
31Output produce the 4th multiplier MUL among the circuit N1 with basic chaotic signal respectively
4, the 5th multiplier MUL
5, the 6th multiplier MUL
6Input connect.
Said sequencer N4 comprises operational amplifier OP
32, OP
33, OP
34, OP
35Said basic chaotic signal produces the first operational amplifier OP among the circuit N1
1Output through resistance and operational amplifier OP
32Positive input terminal connect operational amplifier OP
32Positive input terminal through grounding through resistance, operational amplifier OP
32A negative input meet voltage E through resistance
4, and through resistance and operational amplifier OP
32Output connect operational amplifier OP
32Output through operational amplifier OP
33And resistance and operational amplifier OP
34Negative input end connect operational amplifier OP
34Negative input end through resistance and operational amplifier OP
34Output connect operational amplifier OP
34Output through resistance and operational amplifier OP
35Negative input end connect operational amplifier OP
35Negative input end through resistance and operational amplifier OP
35Output connect operational amplifier OP
35Positive input terminal through resistance respectively ground connection, voltage; Operational amplifier OP
35Output produce the 7th multiplier MUL among the circuit N1 with basic chaotic signal respectively
7, the 8th multiplier MUL
8, the 9th multiplier MUL
9Input connect.
Sequencer N2, sequencer N3, sequencer N4 produce compound Lorenz-Chen-L ü chaotic signal as switch controller, and its hardware circuit more is prone to realize.
The present invention's beneficial effect compared with present technology is: 1) owing to produce compound Lorenz-Chen-L ü chaotic signal with the staircase waveform sequence of function as switch controller, the realization of its hardware circuit is more prone to; 2) adopt chaos signal generator of the present invention, can produce the composite chaotic signal of Lorenz-Chen-L ü system, be used for the encryption of communication, its performance is better.
Description of drawings
Fig. 1 is a general structure sketch map of the present invention;
Fig. 2 is for producing the switching controls function S
1(z) circuit diagram of sequencer N2;
Fig. 3 is for producing the switching controls function S
2(z) circuit diagram of sequencer N3;
Fig. 4 is for producing the switching controls function S
3(z) circuit diagram of sequencer N4.
Embodiment
Each device among the figure:
OP
1~OP
22: basic chaotic signal produces the operational amplifier of circuit N1;
MUL
1~MUL
15: basic chaotic signal produces the multiplier of circuit N1;
OP
23~OP
27, OP
36, OP
37: produce the switching controls function S
1(z) operational amplifier of sequencer N2;
OP
28~OP
31: produce the switching controls function S
2(z) operational amplifier of sequencer N3;
OP
32~OP
35: produce the switching controls function S
3(z) operational amplifier of sequencer N4;
E
1, E
2: produce the switching controls function S
1(z) the time-delay voltage of sequencer N2;
E
3: produce the switching controls function S
2(z) the time-delay voltage of sequencer N3;
E
4: produce the switching controls function S
3(z) the time-delay voltage of sequencer N4;
E
Z1: the translational movement of Lorenz system on Z-direction;
E
Z2: the translational movement of Chen system on Z-direction;
E
Z3: the translational movement of L ü system on Z-direction.
Below implement to be used to explain the present invention, but be not used for limiting scope of the present invention.
As shown in Figure 1, a kind of compound Lorenz-Chen-L ü chaos signal generator of the present invention comprises that basic chaotic signal produces circuit N1, is used to produce the switching controls function S
1(z) sequencer N2, be used to produce the switching controls function S
2(z) sequencer N3, be used to produce the switching controls function S
3(z) sequencer N4.Basic chaotic signal produces the first operational amplifier OP among the circuit N1
1Output is connected with the input of sequencer N2, sequencer N3, sequencer N4 respectively, and the output of sequencer N2 produces the first multiplier MUL among the circuit N1 with basic chaotic signal respectively
1, the second multiplier MUL
2, the 3rd multiplier MUL
3Input connect; The output of sequencer N3 produces the 4th multiplier MUL among the circuit N1 with basic chaotic signal respectively
4, the 5th multiplier MUL
5, the 6th multiplier MUL
6Input connect; The output of sequencer N4 produces the 7th multiplier MUL among the circuit N1 with basic chaotic signal respectively
7, the 8th multiplier MUL
8, the 9th multiplier MUL
9Input connect.The inside of circuit various piece constitutes and annexation each other is:
Basic chaos produces circuit N1 and is made up of 22 operational amplifiers and 15 multipliers, and its concrete annexation is as shown in Figure 1, wherein OP
2, OP
4, OP
6, OP
8, OP
10, OP
14, OP
19Be inverter, OP
1, OP
3, OP
5For, OP
12, OP
17, OP
22Be plus and minus calculation device, OP
7, OP
9, OP
11, OP
13, OP
15, OP
16, OP
18, OP
20, OP
21Be anti-phase summation operation device, MUL
1~MUL
15Be multiplier.
Produce the switching controls function S
1(z) sequencer N2, its signal input part produces integrator OP among the circuit N1 with basic chaotic signal
1Output link to each other, its signal output part produces the first multiplier MUL among the circuit N1 with basic chaotic signal respectively
1, the second multiplier MUL
2, the 3rd multiplier MUL
3One of them input link to each other.
As shown in Figure 2, sequencer N2 is by operational amplifier OP
23, OP
24, OP
25, OP
26, OP
27, OP
36, OP
37Said operational amplifier OP
1Output through resistance respectively with operational amplifier OP
23, OP
26Positive input terminal connect operational amplifier OP
23Positive input terminal also through resistance respectively ground connection and voltage E
1, operational amplifier OP
23Negative input end through grounding through resistance, and through resistance and operational amplifier OP
23Output connect operational amplifier OP
23Output and operational amplifier OP
36Negative input end connect operational amplifier OP
36Output through resistance and operational amplifier OP
24Negative input end connect operational amplifier OP
36Positive input terminal ground connection, operational amplifier OP
24Negative input end through resistance and operational amplifier OP
24Output connect operational amplifier OP
24Positive input terminal ground connection, operational amplifier OP
24Output through resistance and operational amplifier OP
25Positive input terminal connect operational amplifier OP
25Positive input terminal through grounding through resistance, operational amplifier OP
25Negative input end through resistance and operational amplifier OP
25Output connect.
Operational amplifier OP
26Positive input terminal also through grounding through resistance, operational amplifier OP
26Negative input end meet voltage E through resistance
2, and through resistance and operational amplifier OP
26Output connect operational amplifier OP
26Output and operational amplifier OP
37Negative input end connect operational amplifier OP
37Output through resistance and operational amplifier OP
27Negative input end connect operational amplifier OP
37Positive input terminal ground connection, operational amplifier OP
27Negative input end through resistance and operational amplifier OP
27Output connect operational amplifier OP
27Positive input terminal ground connection; Operational amplifier OP
27Output through resistance and operational amplifier OP
25Negative input end connect operational amplifier OP
25Output produce the first multiplier MUL among the circuit N1 with basic chaotic signal respectively
1, the second multiplier MUL
2, the 3rd multiplier MUL
3Input connect.
Produce the switching controls function S
2(z) sequencer N3, the signal input part of this generator links to each other with the output that basic chaotic signal produces integrator OP1 among the circuit N1, and its signal output part produces the 4th multiplier MUL among the circuit N1 with basic chaotic signal respectively
4, the 5th multiplier MUL
5, the 6th multiplier MUL
6One of them input link to each other.
As shown in Figure 3, sequencer N3 is by operational amplifier OP
28, OP
29, OP
30, OP
31Said operational amplifier OP
1Output through resistance and operational amplifier OP
28Positive input terminal connect operational amplifier OP
28Positive input terminal pass through grounding through resistance; Operational amplifier OP
28Negative input end meet voltage E through resistance
3, operational amplifier OP
28Negative input end through resistance and operational amplifier OP
28Output connect operational amplifier OP
28Output and operational amplifier OP
29Negative input end connect operational amplifier OP
29Positive input terminal ground connection, operational amplifier OP
29Output through resistance and operational amplifier OP
30Negative input end connect operational amplifier OP
30Negative input end through resistance and operational amplifier OP
30Output connect operational amplifier OP
30Positive input terminal ground connection; Operational amplifier OP
30Output through resistance and operational amplifier OP
31Positive input terminal connect operational amplifier OP
31Positive input terminal through resistance respectively ground connection, voltage; Operational amplifier OP
31Negative input end through grounding through resistance, and through resistance and operational amplifier OP
31Output connect operational amplifier OP
31Output produce the 4th multiplier MUL among the circuit N1 with basic chaotic signal respectively
4, the 5th multiplier MUL
5, the 6th multiplier MUL
6Input connect.
Produce the switching controls function S
1(z) sequencer N4, the signal input part of this generator produces OP among the circuit N1 with basic chaotic signal
1Output link to each other, its signal output part produces the 7th multiplier MUL among the circuit N1 with basic chaotic signal respectively
7, the 8th multiplier MUL
8, the 9th multiplier MUL
9One of them input link to each other.
As shown in Figure 4, sequencer N4 is by operational amplifier OP
32, OP
33, OP
34, OP
35Said operational amplifier OP
1Output through resistance and operational amplifier OP
32Positive input terminal connect operational amplifier OP
32Positive input terminal through grounding through resistance, operational amplifier OP
32A negative input meet voltage E through resistance
4, and through resistance and operational amplifier OP
32Output connect operational amplifier OP
32Output through operational amplifier OP
33And resistance and operational amplifier OP
34Negative input end connect operational amplifier OP
34Negative input end through resistance and operational amplifier OP
34Output connect operational amplifier OP
34Output through resistance and operational amplifier OP
35Negative input end connect operational amplifier OP
35Negative input end through resistance and operational amplifier OP
35Output connect operational amplifier OP
35Positive input terminal through resistance respectively ground connection, voltage; Operational amplifier OP
35Output produce the 7th multiplier MUL among the circuit N1 with basic chaotic signal respectively
7, the 8th multiplier MUL
8, the 9th multiplier MUL
9Input connect.
According to Fig. 1-Fig. 4 connecting circuit,, can confirm the parameter of each components and parts among each figure according to the data that table 1, table 2 provide.Circuit produces compound Lorenz-Chen-L ü chaotic signal.
According to Fig. 2, the switching controls function S of calling sequence generator N2
1(z) mathematic(al) representation does
S
1(z)=0.5(sgn(z+0.5)-sgn(z-0.5)) (1)
According to Fig. 3, the switching controls function S of calling sequence generator N3
2(z) mathematic(al) representation does
S
2(z)=0.5(1+sgn(z-0.5)) (2)
According to Fig. 4, the switching controls function S of calling sequence generator N4
3(z) mathematic(al) representation does
S
3(z)=0.5(1-sgn(z+0.5)) (3)
The state equation that can produce compound Lorenz-Chen-L ü chaotic signal is a following formula:
A in the following formula
1=10, b
1=28, c
1=2.67, a
2=35, b
2=2.67, c
2=28, a
3=36, b
3=3, c
3=20, K
1=1/38, K
2=1/36, K
3=1/30, z
1=-0.75, z
2=0.14, z
3=-1.65.
The selection of circuit element of the present invention and supply voltage: all operational amplifier among Fig. 1~Fig. 4, model is TL082, supply voltage is ± E=± 15V that the saturation value that experiment records each operational amplifier output voltage this moment is V
Sat=± 13.5V.All multiplier among Fig. 1~Fig. 4, model is AD633, supply voltage is ± E=± 15V.For the ease of Experiment of Electrical Circuits, in order to guarantee the accuracy of resistance value, all resistance all adopt accurate adjustable resistance or accurate adjustable potentiometer among Fig. 1~Fig. 4.
Component parameter table of the present invention is following:
Table 1 (unit: k Ω)
R1 | 100 | |
36 | R21 | 1 |
R2 | 100 | R12 | 2.78 | |
1 |
R3 | 28 | R13 | 3.3 | |
1 |
R4 | 28 | R14 | 50 | R24 | 10 |
|
27 | R15 | 2.63 | R25 | 10 |
|
27 | R16 | 375 | |
10 |
|
35 | R17 | 2.78 | |
10 |
R8 | 2.63 | R18 | 375 | |
10 |
R9 | 1000 | R19 | 3.3 | R29 | 10 |
R10 | 143 | R20 | 333.3 | |
10 |
Table 2 (unit: v)
E1 | 0.5 | Ez1 | 0.75 | E6 | 5 |
E2 | 0.5 | Ez2 | 0.14 | E7 | 5 |
E3 | 0.5 | Ez3 | -1.65 | ||
E4 | -0.5 | |
1 |
Table 3 (unit: k Ω)
R 31 | 10 | R 50 | 10 | R 69 | 10 | R 88 | 2.7 |
R 32 | 10 | R 51 | 10 | R 70 | 10 | R 89 | 1 |
R 33 | 10 | R 52 | 10 | R 71 | 10 | R 90 | 10 |
R 34 | 10 | R 53 | 10 | R 72 | 5 | R 91 | 10 |
R 35 | 10 | R 54 | 10 | R 73 | 10 | R 92 | 10 |
R 36 | 1 | R 55 | 10 | R 74 | 5 | R 93 | 5 |
R 37 | 1 | R 56 | 10 | R 75 | 10 | R 94 | 10 |
R 38 | 1 | R 57 | 10 | R 76 | 2.7 | R 95 | 10 |
R 39 | 1 | R 58 | 10 | R 77 | 2.7 | R 96 | 10 |
R 40 | 1 | R 59 | 10 | R 78 | 1 | R 97 | 5 |
R 41 | 1 | R 60 | 10 | R 79 | 1 | R 98 | 10 |
R 42 | 1 | R 61 | 10 | R 80 | 10 | R 99 | 2.7 |
R 43 | 1 | R 62 | 10 | R 81 | 10 | R 100 | 1 |
R 44 | 1 | R 63 | 10 | R 82 | 10 | R 101 | 10 |
R 45 | 10 | R 64 | 10 | R 83 | 10 | R 102 | 10 |
R 46 | 10 | R 65 | 10 | R 84 | 10 | R 103 | 10 |
R 47 | 10 | R 66 | 5 | R 85 | 10 | R 104 | 10 |
R 48 | 10 | R 67 | 10 | R 86 | 5 | ||
R 49 | 5 | R 68 | 10 | |
10 |
Claims (5)
1. a composite chaotic signal generator is characterized in that comprising that the basic chaotic signal of being made up of operational amplifier and multiplier produces circuit N1, is used to produce the switching controls function S
1(z) sequencer N2, be used to produce the switching controls function S
2(z) sequencer N3, be used to produce the switching controls function S
3(z) sequencer N4; The output that said basic chaotic signal produces circuit N1 is connected with the input of sequencer N2, sequencer N3, sequencer N4 respectively, and the output of sequencer N2, sequencer N3, sequencer N4 all is connected with the input that basic chaotic signal produces circuit N1.
2. according to the said composite chaotic signal generator of claim 1, it is characterized in that said basic chaotic signal produces circuit N1 and comprises 22 operational amplifiers and 15 multipliers; Said 22 operational amplifiers are respectively OP
1, OP
2, OP
3, OP
4, OP
5, OP
6, OP
7, OP
8, OP
9, OP
10, OP
11, OP
12, OP
13, OP
14, OP
15, OP
16, OP
17, OP
18, OP
19, OP
20, OP
21, OP
22, said 15 multipliers are respectively MUL
1, MUL
2, MUL
3, MUL
4, MUL
5, MUL
6, MUL
7, MUL
8, MUL
9, MUL
10, MUL
11, MUL
12, MUL
13, MUL
14, MUL
15
Said operational amplifier OP
1Output be connected with the input of sequencer N2, sequencer N3, sequencer N4 respectively; And respectively through resistance and OP
12, OP
17, OP
22Positive input terminal connect;
Said operational amplifier OP
3Output respectively through resistance and operational amplifier OP
8, OP
9, OP
14, OP
19Negative input end connect; And with multiplier MUL
11Input connect;
Said operational amplifier OP
5Output respectively through resistance and operational amplifier OP
7, OP
10, OP
13, OP
15, OP
18Negative input end connect; And with multiplier MUL
10, MUL
12, MUL
13, MUL
14, MUL
15Input connect; MUL
14Another input termination voltage E
5
Said multiplier MUL
1, MUL
4, MUL
7Output all through resistance and operational amplifier OP
6Negative input end, output connect; Operational amplifier OP
6Output through resistance and operational amplifier OP
5Negative input end connect;
Said multiplier MUL
2, MUL
5, MUL
8Output all through resistance and operational amplifier OP
4Negative input end, output connect; Operational amplifier OP
4Output through resistance and operational amplifier OP
3Negative input end connect;
Said multiplier MUL
3, MUL
6, MUL
9Output all through resistance and operational amplifier OP
2Negative input end, output connect; Operational amplifier OP
2Output through resistance and operational amplifier OP
1Negative input end connect;
Said operational amplifier OP
8Output and operational amplifier OP
7Negative input end connect operational amplifier OP
7Output and multiplier MUL
1Input connect; Said operational amplifier OP
10Output through resistance and operational amplifier OP
9Negative input end connect operational amplifier OP
9Output and multiplier MUL
2Input connect; Operational amplifier OP
10Output and multiplier MUL
11Another input connect; Multiplier MUL
11Output through resistance and operational amplifier OP
11Negative input end connect operational amplifier OP
11Output and multiplier MUL
3Input connect; Operational amplifier OP
12Output and multiplier MUL
10Another input connect multiplier MUL
10Output through resistance and operational amplifier OP
9Negative input end connect; Operational amplifier OP
12Output is through resistance and operational amplifier OP
11Negative input end connects;
Operational amplifier OP
14Output is through resistance and operational amplifier OP
13Negative input end connects; Operational amplifier OP
13Output and multiplier MUL
4Input connect operational amplifier OP
14Output is also through resistance and operational amplifier OP
15Negative input end connects; Operational amplifier OP
15Output and multiplier MUL
5Input connect operational amplifier OP
14Output and multiplier MUL
13Another input connect; Multiplier MUL
13Output through resistance and operational amplifier OP
16Negative input end connect operational amplifier OP
16Output and multiplier MUL
6Input connect; Operational amplifier OP
17Output and multiplier MUL
12Another input connect multiplier MUL
12Output through resistance and operational amplifier OP
15Negative input end connect;
Operational amplifier OP
19Output is through resistance and operational amplifier OP
18Negative input end connects; Operational amplifier OP
18Output and multiplier MUL
7Input connect operational amplifier OP
19Output is also through resistance and operational amplifier OP
20Negative input end connects; Operational amplifier OP
20Output and multiplier MUL
8Input connect operational amplifier OP
19Output and multiplier MUL
15Another input connect; Multiplier MUL
15Output through resistance and operational amplifier OP
21Negative input end connect operational amplifier OP
21Output and multiplier MUL
9Input connect; Multiplier MUL
14Output through resistance and operational amplifier OP
20Negative input end connect;
The output of said sequencer N2 respectively with multiplier MUL
1, MUL
2, MUL
3Another input connect; The output of said sequencer N3 respectively with multiplier MUL
4, MUL
5, MUL
6Another input connect; The output of said sequencer N4 respectively with multiplier MUL
7, MUL
8, MUL
9Another input connect;
Said operational amplifier OP
1, OP
2, OP
3, OP
4, OP
5, OP
6, OP
7, OP
8, OP
9, OP
10, OP
11, OP
13, OP
14, OP
15, OP
16, OP
18, OP
19, OP
20, OP
21Positive input terminal ground connection;
Said operational amplifier OP
12Positive-negative input end passes through grounding through resistance, operational amplifier OP respectively
12Positive input terminal meet vectorial translational movement E through resistance
Z1, OP
22Positive-negative input end respectively through grounding through resistance, operational amplifier OP
22Positive input terminal meet vectorial translational movement E through resistance
Z2Said operational amplifier OP
17Negative input end through grounding through resistance, positive input terminal meets vectorial translational movement E through resistance
Z3
3. according to the said composite chaotic signal generator of claim 1, it is characterized in that said sequencer N2 comprises operational amplifier OP
23, OP
24, OP
25, OP
26, OP
27, OP
36, OP
37Said basic chaotic signal produces the operational amplifier OP among the circuit N1
1Output through resistance respectively with operational amplifier OP
23, OP
26Positive input terminal connect operational amplifier OP
23Positive input terminal also through resistance respectively ground connection and voltage E
1, operational amplifier OP
23Negative input end through grounding through resistance, and through resistance and operational amplifier OP
23Output connect operational amplifier OP
23Output and operational amplifier OP
36Negative input end connect operational amplifier OP
36Output through resistance and operational amplifier OP
24Negative input end connect operational amplifier OP
36Positive input terminal ground connection, operational amplifier OP
24Negative input end through resistance and operational amplifier OP
24Output connect operational amplifier OP
24Positive input terminal ground connection, operational amplifier OP
24Output through resistance and operational amplifier OP
25Positive input terminal connect operational amplifier OP
25Positive input terminal through grounding through resistance, operational amplifier OP
25Negative input end through resistance and operational amplifier OP
25Output connect;
Operational amplifier OP
26Positive input terminal also through grounding through resistance, operational amplifier OP
26Negative input end meet voltage E through resistance
2, and through resistance and operational amplifier OP
26Output connect operational amplifier OP
26Output and operational amplifier OP
37Negative input end connect operational amplifier OP
37Output through resistance and operational amplifier OP
27Negative input end connect operational amplifier OP
37Positive input terminal ground connection, operational amplifier OP
27Negative input end through resistance and operational amplifier OP
27Output connect operational amplifier OP
27Positive input terminal ground connection; Operational amplifier OP
27Output through resistance and operational amplifier OP
25Negative input end connect operational amplifier OP
25Output produce multiplier MUL among the circuit N1 with basic chaotic signal respectively
1, MUL
2, MUL
3Input connect.
4. according to the said composite chaotic signal generator of claim 1, it is characterized in that said sequencer N3 comprises operational amplifier OP
28, OP
29, OP
30, OP
31Said basic chaotic signal produces operational amplifier OP among the circuit N1
1Output through resistance and operational amplifier OP
28Positive input terminal connect operational amplifier OP
28Positive input terminal pass through grounding through resistance; Operational amplifier OP
28Negative input end meet voltage E through resistance
3, operational amplifier OP
28Negative input end through resistance and operational amplifier OP
28Output connect operational amplifier OP
28Output and operational amplifier OP
29Negative input end connect operational amplifier OP
29Positive input terminal ground connection, operational amplifier OP
29Output through resistance and operational amplifier OP
30Negative input end connect operational amplifier OP
30Negative input end through resistance and operational amplifier OP
30Output connect operational amplifier OP
30Positive input terminal ground connection; Operational amplifier OP
30Output through resistance and operational amplifier OP
31Positive input terminal connect operational amplifier OP
31Positive input terminal through resistance respectively ground connection, voltage; Operational amplifier OP
31Negative input end through grounding through resistance, and through resistance and operational amplifier OP
31Output connect operational amplifier OP
31Output produce multiplier MUL among the circuit N1 with basic chaotic signal respectively
4, MUL
5, MUL
6Input connect.
5. according to the said composite chaotic signal generator of claim 1, it is characterized in that said sequencer N4 comprises operational amplifier OP
32, OP
33, OP
34, OP
35Said basic chaotic signal produces operational amplifier OP among the circuit N1
1Output through resistance and operational amplifier OP
32Positive input terminal connect operational amplifier OP
32Positive input terminal through grounding through resistance, operational amplifier OP
32Negative input end meet voltage E through resistance
4, and through resistance and operational amplifier OP
32Output connect operational amplifier OP
32Output through operational amplifier OP
33And resistance and operational amplifier OP
34Negative input end connect operational amplifier OP
34Negative input end through resistance and operational amplifier OP
34Output connect operational amplifier OP
34Output through resistance and operational amplifier OP
35Negative input end connect operational amplifier OP
35Negative input end through resistance and operational amplifier OP
35Output connect operational amplifier OP
35Positive input terminal through resistance respectively ground connection, voltage; Operational amplifier OP
35Output produce multiplier MUL among the circuit N1 with basic chaotic signal respectively
7, MUL
8, MUL
9Input connect.
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CN102916802A (en) * | 2012-09-27 | 2013-02-06 | 滨州学院 | Fractional-order automatic switching chaotic system method for four Lorenz type systems and analog circuit |
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CN103684264A (en) * | 2013-11-14 | 2014-03-26 | 常州大学 | Switchable chaotic signal source by memristor circuit and nonlinear circuit |
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CN107294699A (en) * | 2017-08-08 | 2017-10-24 | 佛山科学技术学院 | A kind of three-dimensional multi-scroll chaotic signals generator |
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