CN111508264A - Intelligent parking monitoring system based on block chain - Google Patents
Intelligent parking monitoring system based on block chain Download PDFInfo
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- CN111508264A CN111508264A CN202010270760.XA CN202010270760A CN111508264A CN 111508264 A CN111508264 A CN 111508264A CN 202010270760 A CN202010270760 A CN 202010270760A CN 111508264 A CN111508264 A CN 111508264A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/14—Traffic control systems for road vehicles indicating individual free spaces in parking areas
- G08G1/145—Traffic control systems for road vehicles indicating individual free spaces in parking areas where the indication depends on the parking areas
- G08G1/148—Management of a network of parking areas
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
- H03F1/0205—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation in transistor amplifiers
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Abstract
The invention discloses an intelligent parking monitoring system based on a block chain, which comprises a signal sampling module and an amplitude modulation comparison module, wherein the signal sampling module samples node signals in the intelligent parking monitoring system by using a signal sampler J1 with the model of DAM-3056AH, the amplitude modulation comparison module uses an operational amplifier AR2, a triode Q1, a variable resistor RW1 and a variable resistor RW2 to form an amplitude modulation circuit to adjust signal waveforms, uses an inductor L4, a capacitor C5 and an operational amplifier AR4 to form a frequency stabilizing circuit to adjust signal frequency, uses a controllable silicon Q3 and a triode Q2 to form a detection circuit to detect distortion signals, the operational amplifier AR3 compares signals of the non-inverting input end of the operational amplifier AR4 with signals output by the detection circuit, and finally uses the operational amplifier AR5 to further compare signals output by the operational amplifiers AR3 and AR4, and sends the signals to the intelligent parking monitoring system based on the block chain through a signal transmitter E1, so that the intelligent parking monitoring system based on the block chain terminal analyzes the reference signals.
Description
Technical Field
The invention relates to the technical field of block chains, in particular to an intelligent parking monitoring system based on a block chain.
Background
The block chain technology is a brand new distributed infrastructure and computing mode which utilizes a block chain type data structure to verify and store data, utilizes a distributed node consensus algorithm to generate and update data, utilizes a cryptography mode to ensure the safety of data transmission and access, and utilizes an intelligent contract composed of automatic script codes to program and operate the data.
Disclosure of Invention
In view of the above situation, in order to overcome the defects in the prior art, an object of the present invention is to provide an intelligent parking monitoring system based on a block chain, which can sample and adjust a node signal in the intelligent parking monitoring system and convert the node signal into a reference analysis signal of an intelligent parking monitoring system terminal based on the block chain.
The technical scheme includes that the intelligent parking monitoring system based on the block chain comprises a signal sampling module and an amplitude modulation comparison module, wherein the signal sampling module uses a signal sampler J1 with the model of DAM-3056AH to sample node signals in the intelligent parking monitoring system, the amplitude modulation comparison module uses an operational amplifier AR2, a triode Q1, a variable resistor RW1 and a variable resistor RW2 to form amplitude modulation circuit adjusting signal waveforms, simultaneously uses an inductor L4, a capacitor C5 and an operational amplifier AR4 to form a frequency stabilizing circuit adjusting signal frequency, uses a detection circuit composed of the operational amplifier Q3 and a triode Q2 to detect distortion signals, feeds back the signals to the in-phase input end of the operational amplifier AR3, the operational amplifier AR3 compares the in-phase input end signals of the operational amplifier AR4 with the output signals of the detection circuit, and finally uses the operational amplifier AR5 to further compare the output signals of the operational amplifier AR3 and the operational amplifier AR4, and sends the signals to a parking monitoring system terminal based on the block chain through a signal emitter E1;
the amplitude modulation comparison module comprises an operational amplifier AR, the in-phase input end of the operational amplifier AR is connected with a resistor R and one end of a capacitor C, the anti-phase input end of the operational amplifier AR is connected with the resistor R, one end of the resistor R and one end of a variable resistor RW, the other end of the resistor R is connected with the other end of the resistor R, the other end of the capacitor C and the sliding end of the variable resistor RW, the collector of the triode Q and the resistor R, the capacitor C and one end of an inductor 4, the emitter of the triode Q is connected with the other end of the variable resistor RW and one end of the capacitor C, the sliding end of the variable resistor RW is connected with the other end of the capacitor C, the other end of the resistor R is grounded, the base of the triode Q is connected with the resistor R, the capacitor C, one end of the resistor R, the other end of the resistor RW is grounded, the other end of the variable resistor R and the drain of the thyristor Q are connected with the power supply +5V, the other end of the grid resistor R and the base of the triode Q, the source of the triode Q is connected with the collector of the triode Q, one end of the emitter of the resistor R, the operational amplifier AR, the emitter of the other end of the amplifier AR is connected with the emitter of the amplifier, the resistor R, the emitter of the resistor R, the amplifier R, the emitter of the amplifier R, the resistor R is connected with the emitter of the amplifier, the resistor R, the emitter of the resistor.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages;
1. the operational amplifier AR2 is used for amplifying signal power, the capacitor C1 is used for preventing signal oscillation, the variable resistor RW1 and the resistance ratio of the variable resistor RW2 are used for dividing voltage of a signal, the signal is detected through the triode Q1, the resistance ratio of the variable resistor RW1 and the variable resistor RW2 and the conduction voltage of the triode Q1 are combined for detection, the detection value of an adjusting signal is obtained through adjusting the resistance ratio, when the signal amplitude is too large, the triode Q1 is conducted and reduced in voltage, otherwise, the triode Q1 does not work, the next loop is directly input, the effect of adjusting the signal waveform is achieved, meanwhile, the inductor L4, the capacitor C5 and the operational amplifier AR4 are used for forming a frequency stabilizing circuit for adjusting the signal frequency, the inductor L4 is used for filtering out a high-frequency component of the signal, the capacitor C4 serves as a bypass capacitor, the capacitor C5 is used for decoupling of the AR, then the operational amplifier 4 buffers the signal, the signal is prevented from occurring in frequency modulation;
2. the conduction voltage of the thyristor Q3 is used for detecting whether the output signal of the operational amplifier AR3 is abnormal and overlarge, the voltage +5V provides a basic potential for the drain electrode of the thyristor Q3, when the grid voltage of the thyristor Q3 reaches 0-4V, the silicon controlled rectifier Q3 works, the feedback signal is sent to the emitter of the triode Q1, the amplitude of the output signal of the amplitude modulation circuit is adjusted, meanwhile, an abnormal signal is further detected by using a triode Q2, a signal is fed back to the inverting input end of an operational amplifier AR3, the waveform of an output signal is directly adjusted, and finally, the output signals of the operational amplifier AR3 and the operational amplifier AR4 are further compared by using an operational amplifier AR5, so that the accuracy of receiving the signal by the intelligent parking monitoring system terminal based on the block chain is ensured, a signal transmitter E1 is transmitted into the intelligent parking monitoring system terminal based on the block chain, the intelligent parking monitoring system terminal technology based on the block chain timely responds to the node, and the signal loss is prevented.
Drawings
Fig. 1 is a schematic diagram of an intelligent parking monitoring system based on a block chain according to the present invention.
Fig. 2 is a schematic diagram of an amplitude modulation comparison module of the intelligent parking monitoring system based on the block chain.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1-2. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The intelligent parking monitoring system comprises a signal sampling module and an amplitude modulation comparison module, wherein the signal sampling module uses a signal sampler J1 with the model of DAM-3056AH to sample node signals in the intelligent parking monitoring system, the amplitude modulation comparison module uses an operational amplifier AR2, a triode Q1, a variable resistor RW1 and a variable resistor RW2 to form an amplitude modulation circuit to adjust signal waveforms, uses an inductor L4, a capacitor C5 and an operational amplifier AR4 to form a frequency stabilizing circuit to adjust signal frequency, uses a detection circuit formed by the controllable silicon Q3 and the triode Q2 to detect distortion signals, feeds back the signals to the non-inverting input end of the operational amplifier AR3, the operational amplifier AR3 compares the signals of the non-inverting input end of the operational amplifier AR4 with the signals output by the detection circuit, finally uses the operational amplifier AR5 to further compare the signals output by the operational amplifiers AR3 and the operational amplifier 4, and sends the signals to a terminal of the intelligent parking monitoring system based on the block chain through a signal transmitter E1;
the amplitude modulation comparison module utilizes an operational amplifier AR, a triode Q, a variable resistor RW and a variable resistor RW to form an amplitude modulation circuit adjusting signal waveform, the operational amplifier AR amplifies signal power, meanwhile, a capacitor C is utilized to prevent signal oscillation, the variable resistor RW and the resistance value of the variable resistor RW are utilized to compare signal partial pressure, signals are detected through the triode Q, the resistance value ratio of the variable resistor RW and the conduction voltage 0.7V of the triode Q are utilized to be combined and detected, the detected value of the adjusting signals is obtained through adjusting the resistance value ratio, when the signal amplitude is overlarge, the triode Q is conducted and reduced, otherwise, the triode Q does not work, the triode Q is directly input into a next loop to realize the effect of adjusting the signal waveform, meanwhile, an inductor 4, the capacitor C and the operational amplifier are utilized to form a frequency stabilizing circuit adjusting signal frequency, a high-frequency component of the signal is filtered through the inductor 4, the capacitor C plays a role of a bypass capacitor, namely, the capacitor C is a decoupling capacitor, then the operational amplifier AR buffers signals, the noise wave signals are prevented from appearing in the frequency modulation signal, the frequency modulation signal detection circuit detecting distortion signals, the triode Q and the operational amplifier Q and the triode Q form an emitter detecting circuit detecting signal, the same-phase-adjusting circuit detecting signal output signal detecting circuit detecting signal, the same-based on the operational amplifier AR, the intelligent detection circuit detecting signal output of the operational amplifier AR is based on the operational amplifier AR, the intelligent monitoring system, the intelligent monitoring signal chain of the operational amplifier AR, the intelligent monitoring amplifier, the intelligent monitoring signal chain of the intelligent monitoring system monitoring amplifier is based on the intelligent detection of the intelligent detection amplifier, the intelligent detection system, the intelligent detection of the intelligent detection system, the intelligent detection of the intelligent detection;
the amplitude modulation comparison module is specifically structured in such a way that a non-inverting input end of an operational amplifier AR is connected with a resistor R and one end of a capacitor C, an inverting input end of the operational amplifier AR is connected with the resistor R, one end of the resistor R and one end of a variable resistor RW, the other end of the resistor R is connected with the other end of the resistor R, the other end of the capacitor C and a sliding end of the variable resistor RW, a collector of a triode Q and one end of the resistor R, the capacitor C and one end of an inductor 4, an emitter of the triode Q is connected with the other end of the variable resistor RW and one end of the capacitor R, a sliding end of the variable resistor RW is connected with the other end of the capacitor C, the other end of the resistor RW is grounded, a base of the resistor R, the capacitor C and one end of the resistor R, the other end of the resistor R is grounded, the other end of the resistor R and the other end of the capacitor C are connected with the ground, the other end of the resistor R and the drain of the resistor R and the power supply +5V, the other end of the grid resistor R of the triode Q is connected with a collector of the triode Q, the emitter of the triode Q is connected with the emitter of the resistor R, the non-inverting input end of the resistor R, the operational amplifier, the emitter of the resistor R, the emitter of the amplifier, the resistor R and the emitter of the amplifier, the emitter of the amplifier R, the resistor R, the emitter of the amplifier R, the emitter of the amplifier, the resistor R, the amplifier R, the emitter of the amplifier.
On the basis of the scheme, the signal sampling module selects a DAM-3056AH signal sampler J1 to sample node signals in the intelligent parking monitoring system, an operational amplifier AR1 is used for in-phase amplification, a power supply end of the signal sampler J1 is connected with +5V, a grounding end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected with a negative electrode of a voltage regulator tube D1 and an in-phase input end of an operational amplifier AR1, an anode of the voltage regulator tube D1 is grounded, an inverting input end of the operational amplifier AR1 is connected with one end of a resistor R1 and one end of a resistor R2, the other end of a resistor R1 is grounded, and an output end of an operational amplifier AR1 is connected with the other end of a resistor R2 and the other end of a.
When the intelligent parking monitoring system is used, the intelligent parking monitoring system based on the block chain comprises a signal sampling module and an amplitude modulation comparison module, wherein the signal sampling module samples node signals in the intelligent parking monitoring system by using a signal sampler J with the model of DAM-3056AH, the amplitude modulation comparison module uses an operational amplifier AR, a triode Q, a variable resistor RW and a variable resistor RW to form an amplitude modulation circuit to regulate signal waveforms, the operational amplifier AR amplifies signal power, meanwhile, a capacitor C is used for preventing signal oscillation, the resistance comparison signal of the variable resistor RW and the variable resistor RW is divided, signals are detected through the triode Q, the resistance ratio of the variable resistor RW and the variable resistor RW is combined with the conduction voltage 0.7V of the triode Q for detection, the detection value of a regulating signal is obtained by regulating the resistance ratio, when the signal amplitude is too large, the triode Q is conducted, the voltage is reduced, otherwise, the triode Q does not work, the triode Q is directly input into a lower loop to realize the function of regulating signal waveform, meanwhile, an inductor 4, a capacitor C and an operational frequency circuit are used for regulating the parking frequency circuit to regulate the frequency, an emitter of the amplifier, an inductor C is used for further, the auxiliary circuit to regulate the noise signal amplitude of the signal, the signal output of the amplifier is further, the amplifier is fed back to the intelligent parking monitoring system, the noise signal waveform of the amplifier, the amplifier is obtained by the amplifier, the noise signal waveform of the amplifier is detected by the amplifier, the amplifier Q-phase modulation signal is detected by using the amplifier, the amplifier is detected by using the amplifier, the amplifier is further, the amplifier is detected by the amplifier, the amplifier is detected by the amplifier, the amplifier Q signal output of the amplifier, the amplifier is detected signal is detected by the amplifier, the amplifier Q, the amplifier, the signal waveform of the amplifier is detected by the amplifier, the.
While the invention has been described in further detail with reference to specific embodiments thereof, it is not intended that the invention be limited to the specific embodiments thereof; for those skilled in the art to which the present invention pertains and related technologies, the extension, operation method and data replacement should fall within the protection scope of the present invention based on the technical solution of the present invention.
Claims (2)
1. An intelligent parking monitoring system based on a block chain comprises a signal sampling module and an amplitude modulation comparison module, and is characterized in that the signal sampling module samples node signals in the intelligent parking monitoring system by using a signal sampler J1 with the model of DAM-3056AH, the amplitude modulation comparison module uses an operational amplifier AR2, a triode Q1, a variable resistor RW1 and a variable resistor RW2 to form an amplitude modulation circuit to adjust signal waveforms, uses an inductor L4, a capacitor C5 and an operational amplifier AR4 to form a frequency stabilizing circuit to adjust signal frequency, uses a detection circuit formed by the controllable silicon Q3 and the triode Q2 to detect distortion signals, feeds back the signals to the non-inverting input end of the operational amplifier AR3, the operational amplifier AR3 compares signals of the non-inverting input end of the operational amplifier AR4 with signals output by the detection circuit, finally uses the operational amplifier AR5 to further compare signals output by the operational amplifiers AR3 and AR4, and sends the signals to the intelligent parking monitoring system terminal based on the block chain of the block chain through a signal transmitter E1;
the amplitude modulation comparison module comprises an operational amplifier AR, the in-phase input end of the operational amplifier AR is connected with a resistor R and one end of a capacitor C, the anti-phase input end of the operational amplifier AR is connected with the resistor R, one end of the resistor R and one end of a variable resistor RW, the other end of the resistor R is connected with the other end of the resistor R, the other end of the capacitor C and the sliding end of the variable resistor RW, the collector of the triode Q and the resistor R, the capacitor C and one end of an inductor 4, the emitter of the triode Q is connected with the other end of the variable resistor RW and one end of the capacitor C, the sliding end of the variable resistor RW is connected with the other end of the capacitor C, the other end of the resistor R is grounded, the base of the triode Q is connected with the resistor R, the capacitor C, one end of the resistor R, the other end of the resistor RW is grounded, the other end of the variable resistor R and the drain of the thyristor Q are connected with the power supply +5V, the other end of the grid resistor R and the base of the triode Q, the source of the triode Q is connected with the collector of the triode Q, one end of the emitter of the resistor R, the operational amplifier AR, the emitter of the other end of the amplifier AR is connected with the emitter of the amplifier, the resistor R, the emitter of the resistor R, the amplifier R, the emitter of the amplifier R, the resistor R is connected with the emitter of the amplifier, the resistor R, the emitter of the resistor.
2. The intelligent parking monitoring system based on the block chain as claimed in claim 1, wherein the signal sampling module comprises a signal sampler J1 with model number of DAM-3056AH, a power supply end of the signal sampler J1 is connected with +5V, a grounding end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected with a negative electrode of a voltage regulator tube D1 and a non-inverting input end of an operational amplifier AR1, a positive electrode of a voltage regulator tube D1 is grounded, an inverting input end of the operational amplifier AR1 is connected with one end of a resistor R1 and a resistor R2, the other end of a resistor R1 is grounded, and an output end of the operational amplifier AR1 is connected with the other end of a resistor R2 and the other end of a resistor R4.
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| CN202010270760.XA CN111508264A (en) | 2020-04-08 | 2020-04-08 | Intelligent parking monitoring system based on block chain |
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| CN202010270760.XA CN111508264A (en) | 2020-04-08 | 2020-04-08 | Intelligent parking monitoring system based on block chain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111859459A (en) * | 2020-07-31 | 2020-10-30 | 唐有钢 | Block chain data security management platform |
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