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Data security protection system based on cloud computing

A data security and protection system technology, applied in digital data protection, computer security devices, computing, etc., can solve problems such as co-frequency signal interference, signal harmonics, and large signal errors

Active Publication Date: 2019-09-20
ZHENGZHOU INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, the data security protection system based on cloud computing mainly includes a control terminal, a signal transmission module, a data processing module and a cloud. The transmission module exchanges information, and the signal in the signal transmission channel where the cloud and the control terminal exchange information is easy to encounter interference from the same frequency signal during long-distance transmission, resulting in harmonics in the signal, which in turn leads to the signal received by the control terminal. Large signal error

Method used

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  • Data security protection system based on cloud computing

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Experimental program
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Effect test

Embodiment 1

[0011] Embodiment 1, a data security protection system based on cloud computing, including a control terminal, a signal transmission module, a data processing module, and a cloud. The data processing module processes and modulates data information, and sends it to the cloud via the signal transmission module. The control terminal exchanges information through the signal transmission module, including a frequency acquisition circuit 1, a frequency acquisition circuit 2, a noise reduction differential circuit, and an operational amplifier transmission circuit. The frequency acquisition circuit 1 and the frequency acquisition circuit 2 respectively collect the signal transmission in the signal transmission module The signal frequency of the input terminal and the output terminal in the channel, the feedback calibration circuit uses the operational amplifier AR1 to amplify the output signal of the frequency acquisition circuit 1 in phase, and simultaneously uses the operational ampl...

Embodiment 2

[0014] Embodiment 2, on the basis of Embodiment 1, the operational amplifier transmitting circuit uses the operational amplifier AR6 to amplify the signal in phase, and sends it to the control terminal through the signal transmitter E1, which is a data security protection system based on cloud computing The error correction signal of the internal control terminal triggers the control terminal to correct the received signal in time through this signal. The non-inverting input terminal of the operational amplifier AR6 is connected to the output terminal of the operational amplifier AR4 and one end of the resistor R20, and the terminal of the operational amplifier AR6 The inverting input terminal is connected to one end of the resistor R21, the other end of the resistor R21 is grounded, the output terminal of the operational amplifier AR6 is connected to the other end of the resistor R20 and one end of the resistor R22, and the other end of the resistor R22 is connected to the sign...

Embodiment 3

[0015]Embodiment 3, on the basis of Embodiment 1, the frequency acquisition circuit 1 and the frequency acquisition circuit 2 use a frequency acquisition device whose model is SJ-ADC to respectively acquire the signal frequencies of the input terminal and the output terminal in the signal transmission channel of the signal transmission module , the frequency acquisition circuit 1 selects the frequency acquisition device J1 that the model is SJ-ADC, and the frequency acquisition circuit 2 selects the frequency acquisition device J2 that the model is SJ-ADC, and the power terminal of the frequency acquisition device J1 is connected to the power supply+5V, and the frequency acquisition device The ground terminal of J1 is grounded, the output terminal of frequency collector J1 is connected to the negative pole of voltage regulator D3 and one end of resistor R1, the positive pole of voltage regulator tube D3 is grounded, and the other end of resistor R1 is connected to one end of cap...

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Abstract

The invention discloses a data security protection system based on cloud computing. The system comprises a frequency acquisition circuit 1, a frequency acquisition circuit 2, a noise reduction differential circuit and an operational amplifier emission circuit, wherein the frequency acquisition circuit 1 and the frequency acquisition circuit 2 respectively acquire signal frequencies of an input end and an output end in a signal transmission channel in the signal transmission module, and the feedback calibration circuit uses an operational amplifier AR1 in-phase amplification frequency acquisition circuit 1 to output signals and uses an operational amplifier AR3 and a capacitor C2-capacitor C5 to form a noise reduction circuit to limit the wave of the signal; and finally, the operational amplifier AR2, the operational amplifier AR4 and the operational amplifier AR5 form a differential amplification circuit to carry out signal differential processing, wherein the triode Q4 feeds back and adjusts the amplitude of an output signal of the operational amplifier AR4; and finally, the operational amplifier emission circuit uses an operational amplifier AR6 in-phase amplification signal, and the signal is sent to a control terminal through a signal emitter E1, namely, an error correction signal of the control terminal in the data security protection system based on cloud computing, so that the accuracy of the error correction signal is ensured.

Description

technical field [0001] The invention relates to the field of circuit technology, in particular to a data security protection system based on cloud computing. Background technique [0002] At present, the data security protection system based on cloud computing mainly includes a control terminal, a signal transmission module, a data processing module and a cloud. The data processing module processes and modulates data information and sends it to the cloud through the signal transmission module. The transmission module exchanges information, and the signal in the signal transmission channel for the cloud and the control terminal to exchange information is likely to encounter interference from the same frequency signal during long-distance transmission, resulting in harmonics in the signal, which in turn leads to the signal received by the control terminal. The signal error is large. Contents of the invention [0003] In view of the above situation, in order to overcome the ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04B17/30H04L29/08G01R19/00G06F16/27G06F21/60
CPCG01R19/00G06F21/602G06F16/27H04L67/10H04L67/12H04B17/30
Inventor 焦合军李晶赵群力
Owner ZHENGZHOU INST OF TECH
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