CN111585929B - 5G mobile network monitoring system based on cloud computing - Google Patents
5G mobile network monitoring system based on cloud computing Download PDFInfo
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- CN111585929B CN111585929B CN202010400186.5A CN202010400186A CN111585929B CN 111585929 B CN111585929 B CN 111585929B CN 202010400186 A CN202010400186 A CN 202010400186A CN 111585929 B CN111585929 B CN 111585929B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
- H04L27/16—Frequency regulation arrangements
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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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/083—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements in transistor amplifiers
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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
- H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
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- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/42—Modifications of amplifiers to extend the bandwidth
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/26—Push-pull amplifiers; Phase-splitters therefor
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
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Abstract
The invention discloses a cloud computing-based 5G mobile network monitoring system, which comprises a signal sampling module and a frequency modulation compensation module, wherein the signal sampling module is used for sampling signals of communication base station nodes in the cloud computing-based 5G mobile network monitoring system, the signal sampling module is connected with the frequency modulation compensation module, the frequency modulation compensation module uses an inductor L2, a capacitor C2 and a capacitor C3 to form a frequency modulation circuit to adjust the signal frequency, then uses an inductor L2 to filter abnormal high-frequency harmonic signals, uses a capacitor C2 and a capacitor C3 to filter low-frequency harmonic signals to realize the frequency modulation effect, finally, the two paths of signals are input into a triode Q4 and a triode Q5 together to form a push-pull circuit to improve the signal switching speed, uses the triode Q3 to feed back low-level signals of the high-frequency compensation circuit to the inverted input end of an operational amplifier AR2, the peak value signals output by the operational amplifier AR3 are adjusted, and the terminal, preventing a crosstalk phenomenon between adjacent frequency bands.
Description
Technical Field
The invention relates to the technical field of 5G communication, in particular to a 5G mobile network monitoring system based on cloud computing.
Background
At present, the research and development heat of 5G technologies around the world is very high, mainstream standardization organizations at home and abroad recognize the exigency of 5G technology development at the present stage, along with the development from 4G to 5G, the user demand is continuously improved, the indoor and outdoor data services are greatly expanded, the carrier frequency is also greatly improved, on the basis of the carrier frequency improvement, the 5G mobile network monitoring system manages the user resources based on cloud computing, the efficiency of the 5G mobile network monitoring system is greatly improved, however, the data transmission requirement of the 5G mobile network monitoring system is higher, the higher the efficiency of the data transmission is, the more easily the crosstalk phenomenon between adjacent frequency bands occurs, and the popularization effect of the 5G mobile network monitoring system based on cloud computing is greatly reduced.
Disclosure of Invention
In view of the above situation, to overcome the defects of the prior art, the present invention aims to provide a 5G mobile network monitoring system based on cloud computing, which can sample and calibrate a 5G communication base station signal and convert the signal into a trigger signal of a 5G mobile network monitoring system terminal based on cloud computing.
The technical scheme includes that the cloud computing-based 5G mobile network monitoring system comprises a signal sampling module and a frequency modulation compensation module, wherein the signal sampling module is used for sampling communication base station node signals in the cloud computing-based 5G mobile network monitoring system, the signal sampling module is connected with the frequency modulation compensation module, and signals output by the frequency modulation compensation module are sent to a cloud computing-based 5G mobile network monitoring system terminal through a signal transmitter E1;
the frequency modulation compensation module comprises an inductor L2, one end of an inductor L2 is connected with a capacitor C2, a capacitor C4, one end of a resistor R4 and an output port of the signal sampling module, the other end of the resistor R4 is grounded, the other end of the inductor L4 is connected with the other end of the capacitor C4 and one end of a resistor R4, the other end of the resistor R4 is connected with a non-inverting input end of a driver AR 4 and the other end of the capacitor C4, the inverting input end of the driver AR 4 is connected with one end of the resistor R4, the other end of the capacitor C4 is connected with one end of the resistor R4, the other end of the resistor R4 is connected with a power supply +5V, the anode of a diode D4 and the emitter of the transistor Q4, one end of the base of the transistor Q4 is connected with one end of the resistor R4 and one end of the adjustable RW resistor RW 4, the other end of the resistor R4 is connected with the collector of the transistor Q4, the base of the transistor R4 and the resistor R, the collector of the triode Q is connected with the resistor R and one end of the capacitor C, the other end of the resistor R is connected with the power supply +5V, the emitter of the triode Q is connected with the resistor R, one end of the capacitor C and the emitter of the triode Q, the other ends of the resistor R, the resistor R and the capacitor C are grounded, the other end of the capacitor C is connected with the resistor R and one end of the inductor L, the base of the triode Q is connected with the resistor R, the other end of the inductor L and the anode of the diode D, the output end of the operational amplifier AR is connected with the base of the triode Q, the other end of the resistor R and the cathode of the diode D, the collector of the triode Q is connected with the power supply +5V, the collector of the triode Q is grounded, the emitter of the triode Q is connected with the emitter of the triode Q, the resistor R and one end of the capacitor C, the other end of the capacitor C is connected with, One end of a resistor R13, the other end of the resistor R13 is grounded, the output end of the operational amplifier AR2 is connected with one end of a resistor R16, the other end of the resistor R16 is connected with the non-inverting input end of the operational amplifier AR3, the inverting input end of the operational amplifier AR3 is connected with one end of a resistor R17, the other ends of the resistors R14, R15, R17 and the capacitor C9 are grounded, the output end of the operational amplifier AR3 is connected with one end of a resistor R18 and the negative electrode of the diode D3, and the other end of the resistor R18 is connected with the signal transmitter E1.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages;
1. the signal voltage is amplified by using a triode Q1, the voltage division effect is realized by a variable resistor RW1, a capacitor C4 and a capacitor C5 are decoupling capacitors, the signal noise is reduced, the signal voltage is amplified by using a triode Q1, the voltage division effect is realized by using a variable resistor RW1, the frequency modulation circuit is formed by using an inductor L2, a capacitor C2 and a capacitor C3 to adjust the signal frequency, then an abnormal high-frequency harmonic signal is filtered by using an inductor L2, a low-frequency harmonic signal is filtered by using a capacitor C2 and a capacitor C3, the frequency modulation effect is realized, finally, the two paths of signals are input into the triode Q4 and the triode Q5 together to form a push-pull circuit to improve the signal switching;
2. an operational amplifier AR2, a capacitor C8, a capacitor C9 and an operational amplifier AR3 are used to form a filter circuit to filter disturbance signals, a capacitor C8 is a decoupling capacitor to reduce signal noise, a capacitor C9 is used to reduce signals at the inverting input end of the operational amplifier AR2, then the signals are compared by the operational amplifier AR3 to limit signal potential, thereby realizing the functions of stabilizing signal amplitude and filtering signal disturbance signals, in order to ensure the accuracy of receiving signals by a cloud-computing-based 5G mobile network monitoring system terminal, a triode Q2, an inductor L3 and a capacitor C6 are used to form a high-frequency compensation circuit to compensate signals at a collector of the triode Q1, a triode Q2 is used to amplify signal voltage, a capacitor C6 is used to decouple the capacitor, an inductor L3 enables signal frequency to generate a resonance phenomenon, thereby improving the voltage at two ends of a resistor R12 to realize the effect of widening signal pulse width, and a triode Q3 is used to feed back low-level signals of the high, the output signal peak value signal of the operational amplifier AR3 is adjusted to ensure the accuracy of the received signal of the 5G mobile network monitoring system terminal based on cloud computing, and the 5G mobile network monitoring system terminal can adjust the data transmission frequency between different channels to prevent the crosstalk phenomenon between adjacent frequency bands.
Drawings
Fig. 1 is a schematic diagram of a 5G mobile network monitoring system based on cloud computing according to the present invention.
Detailed Description
The foregoing and other technical and scientific aspects, features and utilities of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
The first embodiment is that the cloud computing-based 5G mobile network monitoring system comprises a signal sampling module and a frequency modulation compensation module, wherein the signal sampling module samples signals of communication base station nodes in the cloud computing-based 5G mobile network monitoring system, the signal sampling module is connected with the frequency modulation compensation module, and signals output by the frequency modulation compensation module are sent to a cloud computing-based 5G mobile network monitoring system terminal through a signal transmitter E1;
the frequency modulation compensation module receives signals output by the signal sampling module in two paths, one path of the frequency modulation compensation module amplifies signal voltage by using a triode Q1 and realizes voltage division by using a variable resistor RW1, a capacitor C4 and a capacitor C5 are decoupling capacitors and reduce signal noise, the signal voltage is amplified by using a triode Q1, the voltage division by using a variable resistor RW1 realizes separation, the other path of the frequency modulation compensation module adjusts signal frequency by using a frequency modulation circuit composed of an inductor L2, a capacitor C2 and a capacitor C3, then abnormal high-frequency harmonic signals are filtered by using an inductor L2, low-frequency harmonic signals are filtered by using a capacitor C2 and a capacitor C3 so as to realize frequency modulation, meanwhile, an operational amplifier AR1 is used for buffering signals, finally the two paths of signals are input into the triode Q4 and the triode Q5 together to form a push-pull circuit to improve signal switching speed, in order to further ensure the stability of the signals, the operational amplifier AR2, the capacitor, the capacitor C8 is a decoupling capacitor, reduces signal noise, simultaneously reduces signals at the inverting input end of the operational amplifier AR2 by using the capacitor C9, compares the signals by the operational amplifier AR3, limits signal potential, thereby realizing stable signal amplitude and filtering signal disturbance signals, in order to ensure the accuracy of receiving signals by a 5G mobile network monitoring system terminal based on cloud computing, a triode Q2, an inductor L3 and a capacitor C6 are used for forming a high-frequency compensation circuit to compensate signals at a collector of the triode Q1, the triode Q2 amplifies signal voltage, the capacitor C6 decouples the capacitor, the inductor L3 enables signal frequency to generate resonance phenomenon, thereby improving the voltage at two ends of a resistor R12, realizing the effect of broadening the pulse width of the signals, then basic signals of the operational amplifier AR3, improving the stability of signal transmission, and feeding back low-level signals of the high-frequency compensation circuit to the inverting input end of the operational amplifier AR2 by using the triode Q3, adjusting a signal peak value signal output by an operational amplifier AR3 to ensure the accuracy of a signal received by a 5G mobile network monitoring system terminal based on cloud computing;
the frequency modulation compensation module has a specific structure that one end of an inductor L2 is connected with one end of a capacitor C2, a capacitor C4, a capacitor C5 and a resistor R7 and an output port of a signal sampling module, the other end of a resistor R7 is grounded, the other end of the inductor L2 is connected with the other end of the capacitor C2 and one end of the resistor R2, the other end of the resistor R2 is connected with a non-inverting input end of a power amplifier AR2 and the other end of the capacitor C2, an inverting input end of the power amplifier AR2 is connected with one end of the resistor R2, the other end of the capacitor C2 is connected with one end of a resistor R2, the other end of the resistor R2 is connected with a power supply +5V, an anode of a diode D2 and an emitter of a transistor Q2, a base of the transistor Q2 is connected with one end of the resistor R2 and one end of an adjustable resistor RW 2, the other end of the capacitor R2 is connected with the collector of the transistor Q2, and the adjustable resistor RW 2, and the other end of, the collector of the triode Q is connected with the resistor R and one end of the capacitor C, the other end of the resistor R is connected with the power supply +5V, the emitter of the triode Q is connected with the resistor R, one end of the capacitor C and the emitter of the triode Q, the other ends of the resistor R, the resistor R and the capacitor C are grounded, the other end of the capacitor C is connected with the resistor R and one end of the inductor L, the base of the triode Q is connected with the resistor R, the other end of the inductor L and the anode of the diode D, the output end of the operational amplifier AR is connected with the base of the triode Q, the other end of the resistor R and the cathode of the diode D, the collector of the triode Q is connected with the power supply +5V, the collector of the triode Q is grounded, the emitter of the triode Q is connected with the emitter of the triode Q, the resistor R and one end of the capacitor C, the other end of the capacitor C is connected with, One end of a resistor R13, the other end of the resistor R13 is grounded, the output end of the operational amplifier AR2 is connected with one end of a resistor R16, the other end of the resistor R16 is connected with the non-inverting input end of the operational amplifier AR3, the inverting input end of the operational amplifier AR3 is connected with one end of a resistor R17, the other ends of the resistors R14, R15, R17 and the capacitor C9 are grounded, the output end of the operational amplifier AR3 is connected with one end of a resistor R18 and the negative electrode of the diode D3, and the other end of the resistor R18 is connected with the signal transmitter E1.
In the second embodiment, on the basis of the first embodiment, the signal sampling module selects a signal sampler J1 with a model of DAM-3056AH to sample a communication base station node signal in a cloud computing-based 5G mobile network monitoring system, an inductor L1 and a capacitor C1 are used for filtering signal noise, a power supply end of the signal sampler J1 is connected to +5V, a ground end of the signal sampler J1 is grounded, an output end of the signal sampler J1 is connected to a negative electrode of a voltage regulator D1 and one end of a resistor R1, an anode of the voltage regulator D1 is grounded, the other end of a resistor R1 is connected to one end of an inductor L1, the other end of the inductor L1 is connected to one end of a resistor R2 and one end of a capacitor C1, the other end of the resistor R2 is connected to a signal input port of the frequency modulation compensation module, and.
When the invention is used in detail, the 5G mobile network monitoring system based on cloud computing comprises a signal sampling module and a frequency modulation compensation module, wherein the signal sampling module samples signals of communication base station nodes in the 5G mobile network monitoring system based on cloud computing, the signal sampling module is connected with the frequency modulation compensation module, the frequency modulation compensation module receives signals output by the signal sampling module in two paths, one path of the frequency modulation compensation module amplifies signal voltage by a triode Q1, the voltage division is realized by a variable resistor RW1, the signal noise is reduced by a capacitor C4 and a capacitor C5 which are decoupling capacitors, the signal voltage is amplified by a triode Q1, the voltage division is realized by a variable resistor RW1, the two paths of the frequency modulation circuit use an inductor L2, a capacitor C4 and a capacitor C3 to form a frequency modulation circuit to adjust the signal frequency, then the inductor L2 is used to filter abnormal high-frequency harmonic signals, the capacitor C2 and the capacitor C3 are used, meanwhile, an operational amplifier AR1 is used for buffering signals, the last two paths of signals are input into a push-pull circuit consisting of a triode Q4 and a triode Q5 together to improve the switching speed of the signals, in order to further ensure the stability of the signals, a filter circuit consisting of an operational amplifier AR2, a capacitor C8, a capacitor C9 and an operational amplifier AR3 is used for filtering disturbance signals, a capacitor C8 is a decoupling capacitor and is used for reducing signal noise, meanwhile, a capacitor C9 is used for reducing the inverted input end signals of the operational amplifier AR2, then the signals are compared through the operational amplifier AR3 and are limited in signal potential, so that the signal amplitude is stabilized, the signal disturbance signals are filtered, in order to ensure the accuracy of receiving signals by a 5G mobile network monitoring system terminal based on cloud computing, a high-frequency compensation circuit consisting of a triode Q2, an inductor L3 and a capacitor C6 is used for compensating signals of a collector of the triode Q1, the inductor L3 enables the signal frequency to generate a resonance phenomenon, so that the voltage at two ends of the resistor R12 is improved, the effect of widening the signal pulse width is achieved, then the basic signal of the operational amplifier AR3 is used, the stability of signal transmission is improved, a triode Q3 is used for feeding back a low-level signal of a high-frequency compensation circuit to the inverted input end of the operational amplifier AR2, the peak signal of the output signal of the operational amplifier AR3 is adjusted, and the accuracy of the signal receiving of the cloud computing-based 5G mobile network monitoring system terminal is guaranteed.
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. The 5G mobile network monitoring system based on the cloud computing comprises a signal sampling module and a frequency modulation compensation module, and is characterized in that the signal sampling module is used for sampling signals of communication base station nodes in the 5G mobile network monitoring system based on the cloud computing, the signal sampling module is connected with the frequency modulation compensation module, and signals output by the frequency modulation compensation module are sent to a 5G mobile network monitoring system terminal based on the cloud computing through a signal transmitter E1;
the frequency modulation compensation module comprises an inductor L2, one end of an inductor L2 is connected with a capacitor C2, a capacitor C4, one end of a resistor R4 and an output port of the signal sampling module, the other end of the resistor R4 is grounded, the other end of the inductor L4 is connected with the other end of the capacitor C4 and one end of a resistor R4, the other end of the resistor R4 is connected with a non-inverting input end of a driver AR 4 and the other end of the capacitor C4, the inverting input end of the driver AR 4 is connected with one end of the resistor R4, the other end of the capacitor C4 is connected with one end of the resistor R4, the other end of the resistor R4 is connected with a power supply +5V, the anode of a diode D4 and the emitter of the transistor Q4, one end of the base of the transistor Q4 is connected with one end of the resistor R4 and one end of the adjustable RW resistor RW 4, the other end of the resistor R4 is connected with the collector of the transistor Q4, the base of the transistor R4 and the resistor R, the collector of the triode Q is connected with the resistor R and one end of the capacitor C, the other end of the resistor R is connected with the power supply +5V, the emitter of the triode Q is connected with the resistor R, one end of the capacitor C and the emitter of the triode Q, the other ends of the resistor R, the resistor R and the capacitor C are grounded, the other end of the capacitor C is connected with the resistor R and one end of the inductor L, the base of the triode Q is connected with the resistor R, the other end of the inductor L and the anode of the diode D, the output end of the operational amplifier AR is connected with the base of the triode Q, the other end of the resistor R and the cathode of the diode D, the collector of the triode Q is connected with the power supply +5V, the collector of the triode Q is grounded, the emitter of the triode Q is connected with the emitter of the triode Q, the resistor R and one end of the capacitor C, the other end of the capacitor C is connected with, One end of a resistor R13, the other end of the resistor R13 is grounded, the output end of the operational amplifier AR2 is connected with one end of a resistor R16, the other end of the resistor R16 is connected with the non-inverting input end of the operational amplifier AR3, the inverting input end of the operational amplifier AR3 is connected with one end of a resistor R17, the other ends of the resistors R14, R15, R17 and the capacitor C9 are grounded, the output end of the operational amplifier AR3 is connected with one end of a resistor R18 and the negative electrode of the diode D3, and the other end of the resistor R18 is connected with the signal transmitter E1.
2. The cloud computing-based 5G mobile network monitoring system as claimed in claim 1, wherein the signal sampling module comprises a DAM-3056AH signal sampler J1, a power supply terminal of a signal sampler J1 is connected with +5V, a ground terminal of a signal sampler J1 is connected with ground, an output terminal of the signal sampler J1 is connected with a negative electrode of a voltage regulator D1 and one end of a resistor R1, an anode of the voltage regulator D1 is connected with ground, the other end of the resistor R1 is connected with one end of an inductor L1, the other end of the inductor L1 is connected with one ends of a resistor R2 and a capacitor C1, the other end of the resistor R2 is connected with a frequency modulation compensation module signal input port, and the other end of the capacitor C1 is connected with ground.
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| CN111132081B (en) * | 2019-12-12 | 2022-07-22 | 重庆邮电大学 | Method and system for downlink synchronization of vehicle-mounted 5G equipment of high-speed train |
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