WO2015123803A1 - 一种分数阶次不同的经典chen混沌切换系统方法及电路 - Google Patents
一种分数阶次不同的经典chen混沌切换系统方法及电路 Download PDFInfo
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- WO2015123803A1 WO2015123803A1 PCT/CN2014/001023 CN2014001023W WO2015123803A1 WO 2015123803 A1 WO2015123803 A1 WO 2015123803A1 CN 2014001023 W CN2014001023 W CN 2014001023W WO 2015123803 A1 WO2015123803 A1 WO 2015123803A1
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- H—ELECTRICITY
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- H04L12/00—Data switching networks
- H04L12/64—Hybrid switching systems
- H04L12/6418—Hybrid transport
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- the invention relates to a chaotic system and a circuit implementation, in particular to a classical chen chaotic switching system method and circuit with different fractional orders.
- the existing methods and circuits for switching chaotic systems mainly include switching between different linear or nonlinear terms in chaotic systems, and fractional order based on the fractional order of these two switching modes.
- the system switching method and circuit have not been proposed yet.
- the present invention proposes a novel chen chaotic switching system method and circuit with different fractional orders.
- the present invention proposes a novel switching method and circuit for a novel chaotic system, which adds The type of chaotic system switching and the application of this chaotic system to engineering practice provide a new idea.
- the technical problem to be solved by the present invention is to provide a classical chen chaotic switching system method and circuit with different fractional orders.
- the present invention adopts the following technical means to achieve the object of the invention:
- a classical chen chaotic switching system method with different fractional orders characterized in that it comprises the following steps:
- the operational amplifier U1 is connected to a multiplier U3, a multiplier U4 and an analog switch U5, which is connected to a multiplier U3 and an analog switch U5, which is connected to an operational amplifier U1, the multiplier U4 Connecting an operational amplifier U2, the analog switch U5 is connected to the operational amplifier U1 and the operational amplifier U2;
- the first pin of the operational amplifier U1 is connected to the second pin of the operational amplifier U1 via the resistor R3, and is connected to the sixth pin of the operational amplifier U1 via the resistor R8, and the third, fifth, and tenth of the operational amplifier U1.
- 12-pin ground the 4th pin is connected to VCC
- the 11th pin is connected to VEE
- the 6th pin of the operational amplifier U1 is connected in parallel with the capacitor Cy11 through the resistor Ry11, and the parallel connection of the resistor Ry12 and the capacitor Cy12, and then the resistor Ry13
- the seventh pin of the analog switch U5 is connected, and the parallel connection of the resistor Ry21 and the capacitor Cy21 is connected in parallel with the capacitor Ry22 and the capacitor Cy22, and then the parallel connection of the resistor Ry23 and the capacitor Cy23 is connected, and then the simulation is performed.
- the fifth pin of the switch U5, the seventh pin of the operational amplifier U1 is connected to the thirteenth pin of the operational amplifier U1 via the resistor R2, the second pin of the operational amplifier U1 via the resistor R5, and the third lead of the multiplier U4.
- the 8th pin of the operational amplifier U1 is connected to the 9th pin of the operational amplifier U1 through the resistor R6, the 6th pin of the operational amplifier U1 through the resistor R4, the second pin of the operational amplifier U2, and the multiplier U3.
- Pin 1 of the multiplier U1, pin 9 of the op amp U1 The pin is connected in parallel with the capacitor Cx11 through the resistor Rx11, and the parallel connection between the resistor Rx12 and the capacitor Cx12, and then connected in parallel with the capacitor Rx13 and the capacitor Cx13, and then connected to the second pin of the analog switch U5 through the parallel connection of the resistor Rx21 and the capacitor Cx21. Connect the resistor Rx22 and the capacitor Cx22 in parallel, and then connect the resistor Rx23 and the capacitor Cx23 in parallel, then connect the fourth pin of the analog switch U5, and the 14th pin of the operational amplifier U1 is connected to the 13th lead of the operational amplifier U1 through the resistor R1. The pin is connected to the ninth pin of the operational amplifier U1 through the resistor R7;
- the sixth and seventh pins of the operational amplifier U2 are suspended, the third, fifth, tenth, and twelfth pins of the operational amplifier U2 are grounded, the fourth pin is connected to VCC, the eleventh pin is connected to VEE, and the operational amplifier U2 is
- the first pin is connected to the series ground of the resistors R14 and R15, and is connected to the 8th and 9th pins of the analog switch U5 through R14.
- the 8th pin of the operational amplifier U2 is connected to the 9th pin of the operational amplifier U2 through the resistor R12.
- the third pin of U3, the ninth pin of the operational amplifier U2 is connected in parallel with the capacitor Cz11 through the resistor Rz11, and the parallel connection of the resistor Rz12 and the capacitor Cz12, and then the resistor Rz13 and the capacitor After the Cz13 is connected in parallel, the 10th pin of the analog switch U5 is connected, and the parallel connection of the resistor Rz21 and the capacitor Cz21 is connected in parallel with the capacitor Rz22 and the capacitor Cz22, and then the parallel connection of the resistor Rz23 and the capacitor Cz23 is connected, and then the analog switch U5 is connected.
- the 12th pin, the 14th pin of the operational amplifier U2 is connected to the 13th pin of the operational amplifier U2 through the resistor R11, and is connected to the 9th pin of the operational amplifier U2 through the resistor R13;
- the first pin of the multiplier U3 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the eighth pin of the operational amplifier U2.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 6th pin of the operational amplifier U1 through the resistor R9, and the 8th pin is connected to VCC;
- the first pin of the multiplier U4 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the seventh pin of the operational amplifier U1.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R10, and the 8th pin is connected to VCC;
- the first pin of the analog switch U5 is connected to VCC, the 16th pin is grounded, the 13th, 14th, and 15th pins are suspended, the third pin is connected to the 8th pin of the operational amplifier U1, and the 6th pin is connected to the operational amplifier.
- the 7th pin of U1 and the 11th pin are connected to the 8th pin of the operational amplifier U2.
- a chen chaotic switching system circuit with different fractional orders characterized in that an operational amplifier U1, an operational amplifier U2, a resistor and a capacitor are used to form an inverting adder and a fractional-order inverse integrator of different orders is utilized.
- the multiplier U3 and the multiplier U4 implement multiplication, and the analog switch U5 is used to realize the selection and output of the analog signal.
- the operational amplifier U1 and the operational amplifier U2 adopt LF347D
- the multiplier U3 and the multiplier U4 adopt AD633JN
- the analog switch U5 adopts ADG888
- the operational amplifier U1 is connected to a multiplier U3, a multiplier U4 and an analog switch U5.
- the operational amplifier U2 is connected to a multiplier U3 and an analog switch U5.
- the multiplier U3 is connected to an operational amplifier U1, the multiplier U4 is connected to an operational amplifier U2, the analog switch U5 is connected to the operational amplifier U1 and the operational amplifier U2;
- the first pin of the operational amplifier U1 is connected to the second pin of the operational amplifier U1 via the resistor R3, and is connected to the sixth pin of the operational amplifier U1 via the resistor R8, and the third, fifth, and tenth of the operational amplifier U1.
- 12-pin ground the 4th pin is connected to VCC
- the 11th pin is connected to VEE
- the 6th pin of the operational amplifier U1 is connected in parallel with the capacitor Cy11 through the resistor Ry11, and the parallel connection of the resistor Ry12 and the capacitor Cy12, and then the resistor Ry13
- the seventh pin of the analog switch U5 is connected, and the parallel connection of the resistor Ry21 and the capacitor Cy21 is connected in parallel with the capacitor Ry22 and the capacitor Cy22, and then the parallel connection of the resistor Ry23 and the capacitor Cy23 is connected, and then the simulation is performed.
- the fifth pin of the switch U5, the seventh pin of the operational amplifier U1 is connected to the thirteenth pin of the operational amplifier U1 via the resistor R2, the second pin of the operational amplifier U1 via the resistor R5, and the third lead of the multiplier U4.
- the 8th pin of the operational amplifier U1 is connected to the 9th pin of the operational amplifier U1 through the resistor R6, the 6th pin of the operational amplifier U1 through the resistor R4, the second pin of the operational amplifier U2, and the multiplier U3.
- the parallel connection of Cx11 is connected in parallel with the capacitor Rx12 and the capacitor Cx12.
- the sixth and seventh pins of the operational amplifier U2 are suspended, the third, fifth, tenth, and twelfth pins of the operational amplifier U2 are grounded, the fourth pin is connected to VCC, the eleventh pin is connected to VEE, and the operational amplifier U2 is
- the first pin is connected to the series ground of the resistors R14 and R15, and is connected to the 8th and 9th pins of the analog switch U5 through R14.
- the 8th pin of the operational amplifier U2 is connected to the 9th pin of the operational amplifier U2 through the resistor R12.
- the third pin of U3, the ninth pin of the operational amplifier U2 is connected in parallel with the capacitor Cz11 through the resistor Rz11, and the parallel connection of the resistor Rz12 and the capacitor Cz12, and then connected in parallel with the capacitor Rz13 and the capacitor Cz13, and then connected to the analog switch U5.
- the 10th pin is connected in parallel with the capacitor Cz21 through the resistor Rz21 and the capacitor Rz22 and the capacitor Cz22, and then connected in parallel with the capacitor Rz23 and the capacitor Cz23, and then connected to the 12th pin of the analog switch U5, the operational amplifier U2
- the 14th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R11, and is connected to the 9th pin of the operational amplifier U2 through the resistor R13;
- the first pin of the multiplier U3 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the eighth pin of the operational amplifier U2.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 6th pin of the operational amplifier U1 through the resistor R9, and the 8th pin is connected to VCC;
- the first pin of the multiplier U4 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the seventh pin of the operational amplifier U1.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R10, and the 8th pin is connected to VCC;
- the first pin of the analog switch U5 is connected to VCC, the 16th pin is grounded, the 13th, 14th, and 15th pins are suspended, the third pin is connected to the 8th pin of the operational amplifier U1, and the 6th pin is connected to the operational amplifier.
- the 7th pin of U1 and the 11th pin are connected to the 8th pin of the operational amplifier U2.
- the invention has the beneficial effects that a novel switching method and circuit for a novel chaotic system are proposed, which provides a new idea for increasing the type of chaotic system switching and the application of the chaotic system to engineering practice.
- FIG. 1 is a schematic diagram of a circuit connection structure according to a preferred embodiment of the present invention.
- a classical chen chaotic switching system method with different fractional orders characterized in that it comprises the following steps:
- the operational amplifier U1 is connected to a multiplier U3, a multiplier U4 and an analog switch U5, which is connected to a multiplier U3 and an analog switch U5, which is connected to an operational amplifier U1, the multiplier U4 Connecting an operational amplifier U2, the analog switch U5 is connected to the operational amplifier U1 and the operational amplifier U2;
- the first pin of the operational amplifier U1 is connected to the second pin of the operational amplifier U1 via the resistor R3, and is connected to the sixth pin of the operational amplifier U1 via the resistor R8, and the third, fifth, and tenth of the operational amplifier U1.
- 12-pin ground the 4th pin is connected to VCC
- the 11th pin is connected to VEE
- the 6th pin of the operational amplifier U1 is connected in parallel with the capacitor Cy11 through the resistor Ry11, and the parallel connection of the resistor Ry12 and the capacitor Cy12, and then the resistor Ry13 After connecting in parallel with the capacitor Cy13, connect the analog switch
- the 7th pin of U5 is connected in parallel with the capacitor Cy21 through the resistor Ry21, and the parallel connection of the resistor Ry22 and the capacitor Cy22.
- the fifth pin of the analog switch U5 is connected to the operational amplifier U1.
- the 7th pin is connected to the 13th pin of the operational amplifier U1 through the resistor R2, the second pin of the operational amplifier U1 through the resistor R5, the third pin of the multiplier U4, and the eighth pin of the operational amplifier U1.
- the resistor R6 is connected to the ninth pin of the operational amplifier U1, connected to the sixth pin of the operational amplifier U1 through the resistor R4, connected to the second pin of the operational amplifier U2, connected to the first pin of the multiplier U3, and connected to the multiplier U4.
- the first pin, the ninth pin of the operational amplifier U1 is connected in parallel with the capacitor Cx11 through the resistor Rx11, and the parallel connection between the resistor Rx12 and the capacitor Cx12, and then connected in parallel with the resistor Rx13 and the capacitor Cx13, and then connected to the second of the analog switch U5.
- the pin is connected in parallel with the capacitor Cx21 through the resistor Rx21, and the parallel connection between the resistor Rx22 and the capacitor Cx22, and then connected in parallel with the resistor Rx23 and the capacitor Cx23, and then connected to the fourth pin of the analog switch U5, and the 14th lead of the operational amplifier U1.
- the pin is connected to the 13th pin of the operational amplifier U1 through the resistor R1.
- Resistor R7 is connected to the ninth pin of the operational amplifier U1;
- the sixth and seventh pins of the operational amplifier U2 are suspended, the third, fifth, tenth, and twelfth pins of the operational amplifier U2 are grounded, the fourth pin is connected to VCC, the eleventh pin is connected to VEE, and the operational amplifier U2 is
- the first pin is connected to the series ground of the resistors R14 and R15, and is connected to the 8th and 9th pins of the analog switch U5 through R14.
- the 8th pin of the operational amplifier U2 is connected to the 9th pin of the operational amplifier U2 through the resistor R12.
- the third pin of U3, the ninth pin of the operational amplifier U2 is connected in parallel with the capacitor Cz11 through the resistor Rz11, and the parallel connection of the resistor Rz12 and the capacitor Cz12, and then connected in parallel with the capacitor Rz13 and the capacitor Cz13, and then connected to the analog switch U5.
- the 10th pin is connected in parallel with the capacitor Cz21 through the resistor Rz21 and the capacitor Rz22 and the capacitor Cz22, and then connected in parallel with the capacitor Rz23 and the capacitor Cz23, and then connected to the 12th pin of the analog switch U5, the operational amplifier U2
- the 14th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R11, and is connected to the 9th pin of the operational amplifier U2 through the resistor R13;
- the first pin of the multiplier U3 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the eighth pin of the operational amplifier U2.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 6th pin of the operational amplifier U1 through the resistor R9, and the 8th pin is connected to VCC;
- the first pin of the multiplier U4 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the seventh pin of the operational amplifier U1.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R10, and the 8th pin is connected to VCC;
- the first pin of the analog switch U5 is connected to VCC, the 16th pin is grounded, the 13th, 14th, and 15th pins are suspended, the third pin is connected to the 8th pin of the operational amplifier U1, and the 6th pin is connected to the operational amplifier.
- the 7th pin of U1 and the 11th pin are connected to the 8th pin of the operational amplifier U2.
- a chen chaotic switching system circuit with different fractional orders characterized in that an operational amplifier is utilized U1, operational amplifier U2 and resistors and capacitors form an inverting adder and a fractional-order inverting integrator of different order, multiplier U3 and multiplier U4 are used for multiplication, and analog switch U5 is used to realize the selection and output of analog signals.
- the operational amplifier U1 and the operational amplifier U2 adopt LF347D
- the multiplier U3 and the multiplier U4 adopt AD633JN
- the analog switch U5 adopts ADG888
- the operational amplifier U1 is connected to the multiplier U3, the multiplier U4 and the analog switch U5.
- the operational amplifier U2 is connected to the multiplier U3 and the analog switch U5, the multiplier U3 is connected to the operational amplifier U1, the multiplier U4 is connected to the operational amplifier U2, the analog switch U5 is connected to the operational amplifier U1 and the operational amplifier U2;
- the first pin of the operational amplifier U1 is connected to the second pin of the operational amplifier U1 via the resistor R3, and is connected to the sixth pin of the operational amplifier U1 via the resistor R8, and the third, fifth, and tenth of the operational amplifier U1.
- 12-pin ground the 4th pin is connected to VCC
- the 11th pin is connected to VEE
- the 6th pin of the operational amplifier U1 is connected in parallel with the capacitor Cy11 through the resistor Ry11, and the parallel connection of the resistor Ry12 and the capacitor Cy12, and then the resistor Ry13
- the seventh pin of the analog switch U5 is connected, and the parallel connection of the resistor Ry21 and the capacitor Cy21 is connected in parallel with the capacitor Ry22 and the capacitor Cy22, and then the parallel connection of the resistor Ry23 and the capacitor Cy23 is connected, and then the simulation is performed.
- the fifth pin of the switch U5, the seventh pin of the operational amplifier U1 is connected to the thirteenth pin of the operational amplifier U1 via the resistor R2, the second pin of the operational amplifier U1 via the resistor R5, and the third lead of the multiplier U4.
- the 8th pin of the operational amplifier U1 is connected to the 9th pin of the operational amplifier U1 through the resistor R6, the 6th pin of the operational amplifier U1 through the resistor R4, the second pin of the operational amplifier U2, and the multiplier U3.
- Pin 1 of the multiplier U1, pin 9 of the op amp U1 The pin is connected in parallel with the capacitor Cx11 through the resistor Rx11, and the parallel connection between the resistor Rx12 and the capacitor Cx12, and then connected in parallel with the capacitor Rx13 and the capacitor Cx13, and then connected to the second pin of the analog switch U5 through the parallel connection of the resistor Rx21 and the capacitor Cx21. Connect the resistor Rx22 and the capacitor Cx22 in parallel, and then connect the resistor Rx23 and the capacitor Cx23 in parallel, then connect the fourth pin of the analog switch U5, and the 14th pin of the operational amplifier U1 is connected to the 13th lead of the operational amplifier U1 through the resistor R1. The pin is connected to the ninth pin of the operational amplifier U1 through the resistor R7;
- the sixth and seventh pins of the operational amplifier U2 are suspended, the third, fifth, tenth, and twelfth pins of the operational amplifier U2 are grounded, the fourth pin is connected to VCC, the eleventh pin is connected to VEE, and the operational amplifier U2 is
- the first pin is connected to the series ground of the resistors R14 and R15, and is connected to the 8th and 9th pins of the analog switch U5 through R14.
- the 8th pin of the operational amplifier U2 is connected to the 9th pin of the operational amplifier U2 through the resistor R12.
- the third pin of U3, the ninth pin of the operational amplifier U2 is connected in parallel with the capacitor Cz11 through the resistor Rz11, and the parallel connection of the resistor Rz12 and the capacitor Cz12, and then connected in parallel with the capacitor Rz13 and the capacitor Cz13, and then connected to the analog switch U5.
- the 10th pin is connected in parallel with the capacitor Cz21 through the resistor Rz21 and the capacitor Rz22 and the capacitor Cz22, and then connected in parallel with the capacitor Rz23 and the capacitor Cz23, and then connected to the 12th pin of the analog switch U5, the operational amplifier U2
- the 14th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R11, and is connected to the 9th pin of the operational amplifier U2 through the resistor R13;
- the first pin of the multiplier U3 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the eighth pin of the operational amplifier U2.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 6th pin of the operational amplifier U1 through the resistor R9, and the 8th pin is connected to VCC;
- the first pin of the multiplier U4 is connected to the eighth pin of the operational amplifier U1, and the third pin is connected to the seventh pin of the operational amplifier U1.
- the second, fourth, and sixth pins are grounded, and the fifth pin is connected.
- VEE the 7th pin is connected to the 13th pin of the operational amplifier U2 through the resistor R10, and the 8th pin is connected to VCC;
- the first pin of the analog switch U5 is connected to VCC, the 16th pin is grounded, the 13th, 14th, and 15th pins are suspended, the third pin is connected to the 8th pin of the operational amplifier U1, and the 6th pin is connected to the operational amplifier.
- the 7th pin of U1 and the 11th pin are connected to the 8th pin of the operational amplifier U2.
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Abstract
本发明提供一种分数阶次不同的经典chen混沌切换系统方法及电路,利用运算放大器U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2,提出了一个新型的混沌系统的新型切换方法及电路,这对增加混沌系统切换的类型及这种混沌系统应用于工程实践提供了一种新思路。
Description
本发明涉及一个混沌系统及电路实现,特别涉及一种分数阶次不同的经典chen混沌切换系统方法及电路。
目前,已有的切换混沌系统的方法与电路主要包括混沌系统中不同线性项或非线性项的之间的切换,以及基于这2种切换模式的分数阶形式,关于不同阶次的分数阶混沌系统的切换方法及电路还没有被提出,本发明提出了一种分数阶次不同的经典chen混沌切换系统方法及电路,本发明提出了一个新型的混沌系统的新型切换方法及电路,这对增加混沌系统切换的类型及这种混沌系统应用于工程实践提供了一种新思路。
发明内容
本发明要解决的技术问题是提供一种分数阶次不同的经典chen混沌切换系统方法及电路,本发明采用如下技术手段实现发明目的:
1、一种分数阶次不同的经典chen混沌切换系统方法,其特征是在于,包括以下步骤:
(1)chen混沌系统i的方程为:
(2)0.9阶chen混沌系统ii的方程为:
(3)0.1阶chen混沌系统iii的方程为:
(4)构造切换函数q=f(x),其中f(x)的表达式iv为:
(5)由ii、iii和iv构造一种分数阶次不同的chen混沌切换系统v为:
(6)根据分数阶次不同的chen混沌切换系统v构造模拟电路系统,利用运算放大器U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2;
所述运算放大器U1的第1引脚通过电阻R3与运算放大器U1的第2引脚相接,通过电阻R8与运算放大器U1的第6引脚相接,运算放大器U1的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U1的第6引脚通过电阻Ry11与电容Cy11的并联,接电阻Ry12与电容Cy12的并联,再接电阻Ry13与电容Cy13的并联后,再接模拟开关U5的第7引脚,通过电阻Ry21与电容Cy21的并联,接电阻Ry22与电容Cy22的并联,再接电阻Ry23与电容Cy23的并联后,再接模拟开关U5的第5引脚,运算放大器U1的第7引脚通过电阻R2接运算放大器U1的第13引脚,通过电阻R5接运算放大器U1的第2引脚,接乘法器U4的第3引脚,运算放大器U1的第8引脚通过电阻R6接运算放大器U1的第9引脚,通过电阻R4接运算放大器U1的第6引脚,接运算放大器U2的第2引脚,接乘法器U3的第1引脚,接乘法器U4的第1引脚,运算放大器U1的第9引脚通过电阻Rx11与电容Cx11的并联,接电阻Rx12与电容Cx12的并联,再接电阻Rx13与电容Cx13的并联后,再接模拟开关U5的第2引脚,通过电阻Rx21与电容Cx21的并联,接电阻Rx22与电容Cx22的并联,再接电阻Rx23与电容Cx23的并联后,再接模拟开关U5的第4引脚,运算放大器U1的第14引脚通过电阻R1接运算放大器U1的第13引脚,通过电阻R7接运算放大器U1的第9引脚;
所述运算放大器U2的第6、7引脚悬空,所述运算放大器U2的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U2的第1引脚通过电阻R14和R15的串联接地,通过R14接模拟开关U5的第8、9引脚,运算放大器U2的第8引脚通过电阻R12接运算放大器U2的第9引脚,接乘法器U3的第3引脚,运算放大器U2的第9引脚通过电阻Rz11与电容Cz11的并联,接电阻Rz12与电容Cz12的并联,再接电阻Rz13与电容
Cz13的并联后,再接模拟开关U5的第10引脚,通过电阻Rz21与电容Cz21的并联,接电阻Rz22与电容Cz22的并联,再接电阻Rz23与电容Cz23的并联后,再接模拟开关U5的第12引脚,运算放大器U2的第14引脚通过电阻R11接运算放大器U2的第13引脚,通过电阻R13接运算放大器U2的第9引脚;
所述乘法器U3的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U2的第8引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R9接运算放大器U1的第6引脚,第8引脚接VCC;
所述乘法器U4的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U1的第7引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R10接运算放大器U2的第13引脚,第8引脚接VCC;
所述模拟开关U5的第1引脚接VCC,第16引脚接地,第13、14、15引脚悬空,第3引脚接运算放大器U1的第8引脚,第6引脚接运算放大器U1的第7引脚,第11引脚接运算放大器U2的第8引脚。
2、一种分数阶次不同的chen混沌切换系统电路,其特征是在于,利用运算放大器U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2;
所述运算放大器U1的第1引脚通过电阻R3与运算放大器U1的第2引脚相接,通过电阻R8与运算放大器U1的第6引脚相接,运算放大器U1的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U1的第6引脚通过电阻Ry11与电容Cy11的并联,接电阻Ry12与电容Cy12的并联,再接电阻Ry13与电容Cy13的并联后,再接模拟开关U5的第7引脚,通过电阻Ry21与电容Cy21的并联,接电阻Ry22与电容Cy22的并联,再接电阻Ry23与电容Cy23的并联后,再接模拟开关U5的第5引脚,运算放大器U1的第7引脚通过电阻R2接运算放大器U1的第13引脚,通过电阻R5接运算放大器U1的第2引脚,接乘法器U4的第3引脚,运算放大器U1的第8引脚通过电阻R6接运算放大器U1的第9引脚,通过电阻R4接运算放大器U1的第6引脚,接运算放大器U2的第2引脚,接乘法器U3的第1引脚,接乘法器U4的第1引脚,运算放大器U1的第9引脚通过电阻Rx11与电容
Cx11的并联,接电阻Rx12与电容Cx12的并联,再接电阻Rx13与电容Cx13的并联后,再接模拟开关U5的第2引脚,通过电阻Rx21与电容Cx21的并联,接电阻Rx22与电容Cx22的并联,再接电阻Rx23与电容Cx23的并联后,再接模拟开关U5的第4引脚,运算放大器U1的第14引脚通过电阻R1接运算放大器U1的第13引脚,通过电阻R7接运算放大器U1的第9引脚;
所述运算放大器U2的第6、7引脚悬空,所述运算放大器U2的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U2的第1引脚通过电阻R14和R15的串联接地,通过R14接模拟开关U5的第8、9引脚,运算放大器U2的第8引脚通过电阻R12接运算放大器U2的第9引脚,接乘法器U3的第3引脚,运算放大器U2的第9引脚通过电阻Rz11与电容Cz11的并联,接电阻Rz12与电容Cz12的并联,再接电阻Rz13与电容Cz13的并联后,再接模拟开关U5的第10引脚,通过电阻Rz21与电容Cz21的并联,接电阻Rz22与电容Cz22的并联,再接电阻Rz23与电容Cz23的并联后,再接模拟开关U5的第12引脚,运算放大器U2的第14引脚通过电阻R11接运算放大器U2的第13引脚,通过电阻R13接运算放大器U2的第9引脚;
所述乘法器U3的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U2的第8引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R9接运算放大器U1的第6引脚,第8引脚接VCC;
所述乘法器U4的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U1的第7引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R10接运算放大器U2的第13引脚,第8引脚接VCC;
所述模拟开关U5的第1引脚接VCC,第16引脚接地,第13、14、15引脚悬空,第3引脚接运算放大器U1的第8引脚,第6引脚接运算放大器U1的第7引脚,第11引脚接运算放大器U2的第8引脚。
本发明的有益效果是:提出了一个新型的混沌系统的新型切换方法及电路,这对增加混沌系统切换的类型及这种混沌系统应用于工程实践提供了一种新思路。
图1为本发明优选实施例的电路连接结构示意图。
图2和图3为本发明的电路实际连接图。
下面结合附图和优选实施例对本发明作更进一步的详细描述,参见图1-图3。
1、一种分数阶次不同的经典chen混沌切换系统方法,其特征是在于,包括以下步骤:
(1)chen混沌系统i的方程为:
(2)0.9阶chen混沌系统ii的方程为:
(3)0.1阶chen混沌系统iii的方程为:
(4)构造切换函数q=f(x),其中f(x)的表达式iv为:
(5)由ii、iii和iv构造一种分数阶次不同的chen混沌切换系统v为:
(6)根据分数阶次不同的chen混沌切换系统v构造模拟电路系统,利用运算放大器U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2;
所述运算放大器U1的第1引脚通过电阻R3与运算放大器U1的第2引脚相接,通过电阻R8与运算放大器U1的第6引脚相接,运算放大器U1的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U1的第6引脚通过电阻Ry11与电容Cy11的并联,接电阻Ry12与电容Cy12的并联,再接电阻Ry13与电容Cy13的并联后,再接模拟开关
U5的第7引脚,通过电阻Ry21与电容Cy21的并联,接电阻Ry22与电容Cy22的并联,再接电阻Ry23与电容Cy23的并联后,再接模拟开关U5的第5引脚,运算放大器U1的第7引脚通过电阻R2接运算放大器U1的第13引脚,通过电阻R5接运算放大器U1的第2引脚,接乘法器U4的第3引脚,运算放大器U1的第8引脚通过电阻R6接运算放大器U1的第9引脚,通过电阻R4接运算放大器U1的第6引脚,接运算放大器U2的第2引脚,接乘法器U3的第1引脚,接乘法器U4的第1引脚,运算放大器U1的第9引脚通过电阻Rx11与电容Cx11的并联,接电阻Rx12与电容Cx12的并联,再接电阻Rx13与电容Cx13的并联后,再接模拟开关U5的第2引脚,通过电阻Rx21与电容Cx21的并联,接电阻Rx22与电容Cx22的并联,再接电阻Rx23与电容Cx23的并联后,再接模拟开关U5的第4引脚,运算放大器U1的第14引脚通过电阻R1接运算放大器U1的第13引脚,通过电阻R7接运算放大器U1的第9引脚;
所述运算放大器U2的第6、7引脚悬空,所述运算放大器U2的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U2的第1引脚通过电阻R14和R15的串联接地,通过R14接模拟开关U5的第8、9引脚,运算放大器U2的第8引脚通过电阻R12接运算放大器U2的第9引脚,接乘法器U3的第3引脚,运算放大器U2的第9引脚通过电阻Rz11与电容Cz11的并联,接电阻Rz12与电容Cz12的并联,再接电阻Rz13与电容Cz13的并联后,再接模拟开关U5的第10引脚,通过电阻Rz21与电容Cz21的并联,接电阻Rz22与电容Cz22的并联,再接电阻Rz23与电容Cz23的并联后,再接模拟开关U5的第12引脚,运算放大器U2的第14引脚通过电阻R11接运算放大器U2的第13引脚,通过电阻R13接运算放大器U2的第9引脚;
所述乘法器U3的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U2的第8引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R9接运算放大器U1的第6引脚,第8引脚接VCC;
所述乘法器U4的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U1的第7引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R10接运算放大器U2的第13引脚,第8引脚接VCC;
所述模拟开关U5的第1引脚接VCC,第16引脚接地,第13、14、15引脚悬空,第3引脚接运算放大器U1的第8引脚,第6引脚接运算放大器U1的第7引脚,第11引脚接运算放大器U2的第8引脚。
2、一种分数阶次不同的chen混沌切换系统电路,其特征是在于,利用运算放大器
U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2;
所述运算放大器U1的第1引脚通过电阻R3与运算放大器U1的第2引脚相接,通过电阻R8与运算放大器U1的第6引脚相接,运算放大器U1的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U1的第6引脚通过电阻Ry11与电容Cy11的并联,接电阻Ry12与电容Cy12的并联,再接电阻Ry13与电容Cy13的并联后,再接模拟开关U5的第7引脚,通过电阻Ry21与电容Cy21的并联,接电阻Ry22与电容Cy22的并联,再接电阻Ry23与电容Cy23的并联后,再接模拟开关U5的第5引脚,运算放大器U1的第7引脚通过电阻R2接运算放大器U1的第13引脚,通过电阻R5接运算放大器U1的第2引脚,接乘法器U4的第3引脚,运算放大器U1的第8引脚通过电阻R6接运算放大器U1的第9引脚,通过电阻R4接运算放大器U1的第6引脚,接运算放大器U2的第2引脚,接乘法器U3的第1引脚,接乘法器U4的第1引脚,运算放大器U1的第9引脚通过电阻Rx11与电容Cx11的并联,接电阻Rx12与电容Cx12的并联,再接电阻Rx13与电容Cx13的并联后,再接模拟开关U5的第2引脚,通过电阻Rx21与电容Cx21的并联,接电阻Rx22与电容Cx22的并联,再接电阻Rx23与电容Cx23的并联后,再接模拟开关U5的第4引脚,运算放大器U1的第14引脚通过电阻R1接运算放大器U1的第13引脚,通过电阻R7接运算放大器U1的第9引脚;
所述运算放大器U2的第6、7引脚悬空,所述运算放大器U2的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U2的第1引脚通过电阻R14和R15的串联接地,通过R14接模拟开关U5的第8、9引脚,运算放大器U2的第8引脚通过电阻R12接运算放大器U2的第9引脚,接乘法器U3的第3引脚,运算放大器U2的第9引脚通过电阻Rz11与电容Cz11的并联,接电阻Rz12与电容Cz12的并联,再接电阻Rz13与电容Cz13的并联后,再接模拟开关U5的第10引脚,通过电阻Rz21与电容Cz21的并联,接电阻Rz22与电容Cz22的并联,再接电阻Rz23与电容Cz23的并联后,再接模拟开关U5的第12引脚,运算放大器U2的第14引脚通过电阻R11接运算放大器U2的第13引脚,通过电阻R13接运算放大器U2的第9引脚;
所述乘法器U3的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U2的第8引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R9接运算放大器U1的第6引脚,第8引脚接VCC;
所述乘法器U4的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U1的第7引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R10接运算放大器U2的第13引脚,第8引脚接VCC;
所述模拟开关U5的第1引脚接VCC,第16引脚接地,第13、14、15引脚悬空,第3引脚接运算放大器U1的第8引脚,第6引脚接运算放大器U1的第7引脚,第11引脚接运算放大器U2的第8引脚。
电路中电阻R1=R7=R3=R8=R11=R13=10kΩ,R2=R6=2.86kΩ,R4=14.3kΩ,R5=3.57kΩ,R9=R10=1kΩ,R12=33.3kΩ,R14=100kΩ,R15=80kΩ,Rx11=Ry11=Rz11=62.84MΩ,Rx12=Ry12=Rz12=250kΩ,Rx13=Ry13=Rz13=2.5kΩ,Rx21=Ry21=Rz21=0.636MΩ,Rx22=Ry22=Rz22=0.3815MΩ,Rx23=Ry23=Rz23=0.5672MΩ,Cx11=Cy11=Cz11=1.2μF,Cx12=Cy12=Cz13=1.8μF,Cx13=Cy13=Cz13=1.1μF,Cx21=Cy21=Cz21=15.75μF,Cx22=Cy22=Cz22=0.1575μF,Cx23=Cy23=Cz23=633.5nF。
当然,上述说明并非对本发明的限制,本发明也不仅限于上述举例,本技术领域的普通技术人员在本发明的实质范围内所做出的变化、改型、添加或替换,也属于本发明的保护范围。
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- 一种分数阶次不同的经典chen混沌切换系统方法,其特征是在于,包括以下步骤:(1)chen混沌系统i的方程为:(2)0.9阶chen混沌系统ii的方程为:(3)0.1阶chen混沌系统iii的方程为:(4)构造切换函数q=f(x),其中f(x)的表达式iv为:(5)由ii、iii和iv构造一种分数阶次不同的chen混沌切换系统v为:(6)根据分数阶次不同的chen混沌切换系统v构造模拟电路系统,利用运算放大器U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2;所述运算放大器U1的第1引脚通过电阻R3与运算放大器U1的第2引脚相接,通过电阻R8与运算放大器U1的第6引脚相接,运算放大器U1的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U1的第6引脚通过电阻Ry11与电容Cy11的并联,接电阻Ry12与电容Cy12的并联,再接电阻Ry13与电容Cy13的并联后,再接模拟开关 U5的第7引脚,通过电阻Ry21与电容Cy21的并联,接电阻Ry22与电容Cy22的并联,再接电阻Ry23与电容Cy23的并联后,再接模拟开关U5的第5引脚,运算放大器U1的第7引脚通过电阻R2接运算放大器U1的第13引脚,通过电阻R5接运算放大器U1的第2引脚,接乘法器U4的第3引脚,运算放大器U1的第8引脚通过电阻R6接运算放大器U1的第9引脚,通过电阻R4接运算放大器U1的第6引脚,接运算放大器U2的第2引脚,接乘法器U3的第1引脚,接乘法器U4的第1引脚,运算放大器U1的第9引脚通过电阻Rx11与电容Cx11的并联,接电阻Rx12与电容Cx12的并联,再接电阻Rx13与电容Cx13的并联后,再接模拟开关U5的第2引脚,通过电阻Rx21与电容Cx21的并联,接电阻Rx22与电容Cx22的并联,再接电阻Rx23与电容Cx23的并联后,再接模拟开关U5的第4引脚,运算放大器U1的第14引脚通过电阻R1接运算放大器U1的第13引脚,通过电阻R7接运算放大器U1的第9引脚;所述运算放大器U2的第6、7引脚悬空,所述运算放大器U2的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U2的第1引脚通过电阻R14和R15的串联接地,通过R14接模拟开关U5的第8、9引脚,运算放大器U2的第8引脚通过电阻R12接运算放大器U2的第9引脚,接乘法器U3的第3引脚,运算放大器U2的第9引脚通过电阻Rz11与电容Cz11的并联,接电阻Rz12与电容Cz12的并联,再接电阻Rz13与电容Cz13的并联后,再接模拟开关U5的第10引脚,通过电阻Rz21与电容Cz21的并联,接电阻Rz22与电容Cz22的并联,再接电阻Rz23与电容Cz23的并联后,再接模拟开关U5的第12引脚,运算放大器U2的第14引脚通过电阻R11接运算放大器U2的第13引脚,通过电阻R13接运算放大器U2的第9引脚;所述乘法器U3的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U2的第8引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R9接运算放大器U1的第6引脚,第8引脚接VCC;所述乘法器U4的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U1的第7引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R10接运算放大器U2的第13引脚,第8引脚接VCC;所述模拟开关U5的第1引脚接VCC,第16引脚接地,第13、14、15引脚悬空,第3引脚接运算放大器U1的第8引脚,第6引脚接运算放大器U1的第7引脚,第11引脚接运算放大器U2的第8引脚。
- 一种分数阶次不同的chen混沌切换系统电路,其特征是在于,利用运算放大器 U1、运算放大器U2及电阻和电容构成反相加法器和不同阶次的分数阶反相积分器,利用乘法器U3和乘法器U4实现乘法运算,利用模拟开关U5实现模拟信号的选择输出,所述运算放大器U1和运算放大器U2采用LF347D,所述乘法器U3和乘法器U4采用AD633JN,所述模拟开关U5采用ADG888,所述运算放大器U1连接乘法器U3、乘法器U4和模拟开关U5,所述运算放大器U2连接乘法器U3和模拟开关U5,所述乘法器U3连接运算放大器U1,所述乘法器U4连接运算放大器U2,所述模拟开关U5连接运算放大器U1和运算放大器U2;所述运算放大器U1的第1引脚通过电阻R3与运算放大器U1的第2引脚相接,通过电阻R8与运算放大器U1的第6引脚相接,运算放大器U1的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U1的第6引脚通过电阻Ry11与电容Cy11的并联,接电阻Ry12与电容Cy12的并联,再接电阻Ry13与电容Cy13的并联后,再接模拟开关U5的第7引脚,通过电阻Ry21与电容Cy21的并联,接电阻Ry22与电容Cy22的并联,再接电阻Ry23与电容Cy23的并联后,再接模拟开关U5的第5引脚,运算放大器U1的第7引脚通过电阻R2接运算放大器U1的第13引脚,通过电阻R5接运算放大器U1的第2引脚,接乘法器U4的第3引脚,运算放大器U1的第8引脚通过电阻R6接运算放大器U1的第9引脚,通过电阻R4接运算放大器U1的第6引脚,接运算放大器U2的第2引脚,接乘法器U3的第1引脚,接乘法器U4的第1引脚,运算放大器U1的第9引脚通过电阻Rx11与电容Cx11的并联,接电阻Rx12与电容Cx12的并联,再接电阻Rx13与电容Cx13的并联后,再接模拟开关U5的第2引脚,通过电阻Rx21与电容Cx21的并联,接电阻Rx22与电容Cx22的并联,再接电阻Rx23与电容Cx23的并联后,再接模拟开关U5的第4引脚,运算放大器U1的第14引脚通过电阻R1接运算放大器U1的第13引脚,通过电阻R7接运算放大器U1的第9引脚;所述运算放大器U2的第6、7引脚悬空,所述运算放大器U2的第3、5、10、12引脚接地,第4引脚接VCC,第11引脚接VEE,运算放大器U2的第1引脚通过电阻R14和R15的串联接地,通过R14接模拟开关U5的第8、9引脚,运算放大器U2的第8引脚通过电阻R12接运算放大器U2的第9引脚,接乘法器U3的第3引脚,运算放大器U2的第9引脚通过电阻Rz11与电容Cz11的并联,接电阻Rz12与电容Cz12的并联,再接电阻Rz13与电容Cz13的并联后,再接模拟开关U5的第10引脚,通过电阻Rz21与电容Cz21的并联,接电阻Rz22与电容Cz22的并联,再接电阻Rz23与电容Cz23的并联后,再接模拟开关U5的第12引脚,运算放大器U2的第14引脚通过电阻R11接运算放大器U2的第13引脚,通过电阻R13接运算放大器U2的第9引脚;所述乘法器U3的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U2的第8引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R9接运算放大器U1的第6引脚,第8引脚接VCC;所述乘法器U4的第1引脚接运算放大器U1的第8引脚,第3引脚接运算放大器U1的第7引脚,第2、4、6引脚均接地,第5引脚接VEE,第7引脚通过电阻R10接运算放大器U2的第13引脚,第8引脚接VCC;所述模拟开关U5的第1引脚接VCC,第16引脚接地,第13、14、15引脚悬空,第3引脚接运算放大器U1的第8引脚,第6引脚接运算放大器U1的第7引脚,第11引脚接运算放大器U2的第8引脚。
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