CN109088608A - A kind of electronic equipment information processing system - Google Patents
A kind of electronic equipment information processing system Download PDFInfo
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- CN109088608A CN109088608A CN201810898936.9A CN201810898936A CN109088608A CN 109088608 A CN109088608 A CN 109088608A CN 201810898936 A CN201810898936 A CN 201810898936A CN 109088608 A CN109088608 A CN 109088608A
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Classifications
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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
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/211—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only using a combination of several amplifiers
-
- 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
- H03F1/32—Modifications of amplifiers to reduce non-linear distortion
-
- 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
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
- H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
- H03F3/217—Class D power amplifiers; Switching amplifiers
- H03F3/2178—Class D power amplifiers; Switching amplifiers using more than one switch or switching amplifier in parallel or in series
Abstract
The invention discloses a kind of electronic equipment information processing systems, including signal input circuit, feedback regulating circuit and voltage-stabilizing output circuit, the signal input circuit receives the data-signal that electronic device information processing system controlling terminal receives input terminal in signal signal transmission passage, three tunnels of the feedback regulating circuit point receive signal input circuit output signal, it inputs in transport and placing device AR1 non-inverting input terminal all the way, two tunnels input in the logarithmic circuit of transport and placing device AR2 and triode Q2 composition, three tunnels are that triode Q1 positive feedback inputs in transport and placing device AR2 non-inverting input terminal, it is exported after the voltage regulator circuit pressure stabilizing that the last voltage-stabilizing output circuit is formed with triode Q8 and voltage-stabiliser tube D3, it can be improved the stability for the signal that electronic device information processing system controlling terminal receives in signal signal transmission passage, and it can be certainly Dynamic adjustment signal waveform, prevents distorted signals.
Description
Technical field
The present invention relates to field of circuit technology, more particularly to a kind of electronic equipment information processing system.
Background technique
It is made of currently, electronic equipment refers to electronic components such as integrated circuit, transistor, electron tubes, applying electronic skill
The equipment that art (including) software plays a role, including electronic computer and by electronic computer control robot, numerical control or
Stored program controlled etc., with the continuous progress of science and technology, current electronic equipment are more and more, and various types of electronic equipments are constantly more
It is new to come out, people's lives are changed significantly, and wherein low-voltage electronic equipment is easily received the influence of environmental factor, electronic equipment
Information processing system controlling terminal receives the signal transmission in signal signal transmission passage often by other same frequencys electricity
It is unstable to lead to signal waveform, and then leads to distorted signals for the signal interference of sub- equipment, has seriously affected the use of electronic equipment.
So the present invention provides the new scheme of one kind to solve the problems, such as this.
Summary of the invention
For above situation, for the defect for overcoming the prior art, purpose of the present invention is to provide a kind of electronic equipment letters
Cease processing system, have be skillfully constructed, the characteristic of human oriented design, can be improved electronic device information processing system controlling terminal
The stability of the signal in signal signal transmission passage, and energy automatic regulating signal waveform are received, distorted signals is prevented.
Its technical solution solved is a kind of electronic equipment information processing system, including signal input circuit, feedback regulation
Circuit and voltage-stabilizing output circuit, the signal input circuit receive electronic device information processing system controlling terminal and receive signal use
The data-signal of input terminal in signal transmission passage, with answering for inductance L1 and capacitor C1, capacitor C2 and triode Q1 composition
It closes circuit and detects signal, and devise inductance L2 and capacitor C3 composition lc circuit filtering, three tunnels of the feedback regulating circuit point connect
Signal input circuit output signal is received, is inputted in transport and placing device AR1 non-inverting input terminal all the way, two tunnels input transport and placing device AR2 and three poles
In the logarithmic circuit of pipe Q2 composition, three tunnels are that triode Q1 positive feedback inputs in transport and placing device AR2 non-inverting input terminal, are devised simultaneously
Triode Q6, triode Q7 form transistor switching circuit, the effect of detection abnormal signal are played, most afterwards through transport and placing device AR6 ratio
It is inputted in voltage-stabilizing output circuit compared with after processing, wherein triode Q4 plays the effect of detection transport and placing device AR1 output signal, adjusts fortune
Device AR1 output amplitude is put, it is defeated to play stable transport and placing device AR2 for triode Q5 feedback signal to transport and placing device AR2 inverting input terminal
The effect of signal out, while devising transport and placing device AR3 and overturning the negative signal that logarithmic circuit exports for positive signal, it is last described steady
It is exported after the voltage regulator circuit pressure stabilizing that voltage follower circuit is formed with triode Q8 and voltage-stabiliser tube D3, that is to say input electronic equipment letter
Processing system controlling terminal is ceased to receive in signal signal transmission passage；
The feedback regulating circuit includes transport and placing device AR1, the collector and fortune of the homophase input termination triode Q2 of transport and placing device AR1
Put the inverting input terminal of device AR2 and one end of resistance R8, one end of the homophase input terminating resistor R5 of transport and placing device AR2, three poles
The base earth of pipe Q2, the emitter of triode Q2 connect the output end of transport and placing device AR2 and the inverting input terminal of transport and placing device AR3, fortune
Put one end of the anti-phase input terminating resistor R3 of device AR1, one end and three for exporting terminating resistor R4, inductance L4 of transport and placing device AR1
The collector of pole pipe Q3, the other end of the base stage connecting resistance R4 of triode Q3, one end of the emitter connecting resistance R6 of triode Q3
It is grounded with the other end of one end of capacitor C9, resistance R6, the non-inverting input terminal of another termination transport and placing device AR3 of capacitor C9, amplifier
The base stage of the output termination triode Q5 of device AR3 and the base stage of triode Q6, the collector connecting resistance R8's of triode Q5 is another
End, one end of the emitter connecting resistance R18 of triode Q5, one end and three of the emitter connecting resistance R9 of triode Q6, resistance R10
The collector of pole pipe Q7, the base stage of the collector connecting transistor Q7 of triode Q6, the other end ground connection of resistance R9, resistance R10's
The other end of another terminating resistor R18 and the non-inverting input terminal of transport and placing device AR6, the emitter of triode Q7 connect one end of capacitor C8
With one end of resistance R7 and the base stage of triode Q4, the other end of the emitter connecting resistance R3 of triode Q4, capacitor C8's is another
The other end of one termination inductance L4, one end of the collector connecting resistance R14 of triode Q4 and power supply+5V, the other end of resistance R7
The other end of connecting resistance R14 and one end of resistance R17, the inverting input terminal of another termination transport and placing device AR6 of resistance R17.
Due to the use of above technical scheme, the present invention has the following advantages that compared with prior art；
1, triode Q1 positive feedback inputs in transport and placing device AR2 non-inverting input terminal, when signal potential is larger, triode Q1 conducting,
Transport and placing device AR2 input end signal current potential is promoted, namely is reduction of transport and placing device AR2 output signal current potential, in order to further detect
Whether the waveform of signal is normal, while devising triode Q6, triode Q7 composition transistor switching circuit, when signal amplitude mistake
When big, triode Q6, triode Q7 are simultaneously turned at this time, and resistance R9 is divider resistance, can reduce signal amplitude, are played automatic
The effect of adjustment signal waveform.
2, it is adjustable bigger signal amplitude in order to guarantee to change circuit, devises triode Q4 feedback regulation, when signal shakes
When width is extremely excessive, when being more than the range that switching circuit is adjusted, triode Q4 is connected at this time, triode Q4 feedback signal to fortune
It puts in device AR1 inverting input terminal, and in order to further ensure the stability of signal, also devises triode Q3 signal amplitude is different
Often too low signal filtering, when signal amplitude is extremely too low, triode Q3 is not turned on, and similarly devises triode Q5 feedback letter
Number to transport and placing device AR2 inverting input terminal, the effect of stable transport and placing device AR2 output signal is played.
Detailed description of the invention
Fig. 1 is the module map of a kind of electronic equipment information processing system of the present invention.
Fig. 2 is the schematic diagram of a kind of electronic equipment information processing system of the present invention.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect, in following cooperation with reference to figures 1 through attached drawing 2
To in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is with specification
Attached drawing is reference.
Embodiment one, a kind of electronic equipment information processing system, including signal input circuit, feedback regulating circuit and pressure stabilizing
Output circuit, the signal input circuit, which receives electronic device information processing system controlling terminal and receives signal and transmitted with signal, to be led to
The data-signal of input terminal in road is detected with the compound circuit of inductance L1 and capacitor C1, capacitor C2 and triode Q1 composition
Signal, and inductance L2 and capacitor C3 composition lc circuit filtering is devised, three tunnels of the feedback regulating circuit point receive signal input
Circuit output signal inputs in transport and placing device AR1 non-inverting input terminal all the way, and two tunnels input transport and placing device AR2 and triode Q2 composition
In logarithmic circuit, three tunnels be triode Q1 positive feedback input transport and placing device AR2 non-inverting input terminal in, while devise triode Q6,
Triode Q7 forms transistor switching circuit, plays the effect of detection abnormal signal, most defeated after transport and placing device AR6 compares processing afterwards
Enter in voltage-stabilizing output circuit, wherein triode Q4 plays the effect of detection transport and placing device AR1 output signal, and it is defeated to adjust transport and placing device AR1
Signal amplitude out, triode Q5 feedback signal to transport and placing device AR2 inverting input terminal, plays stable transport and placing device AR2 output signal
Effect, while devising transport and placing device AR3 and overturning the negative signal that logarithmic circuit exports for positive signal, the last pressure stabilizing output electricity
It is exported after the voltage regulator circuit pressure stabilizing that road transport is formed with triode Q8 and voltage-stabiliser tube D3, that is to say input electronic device information processing system
Controlling terminal of uniting receives in signal signal transmission passage；
Three tunnels of the feedback regulating circuit point receive signal input circuit output signal, input transport and placing device AR1 homophase input all the way
In end, signal power is amplified, improves the transmission rate of signal, two tunnels input the logarithm of transport and placing device AR2 and triode Q2 composition
In circuit, to signal logarithm process, logarithm operation is realized, convenient for more accurately adjusting to signal waveform, three tunnels are triode Q1
Positive feedback inputs in transport and placing device AR2 non-inverting input terminal, and when signal potential is larger, it is defeated to promote transport and placing device AR2 for triode Q1 conducting
Enter end signal current potential, namely be reduction of transport and placing device AR2 output signal current potential, in order to whether just further detect the waveform of signal
Often, while triode Q6, triode Q7 composition transistor switching circuit, when signal amplitude is excessive, triode at this time being devised
Q6, triode Q7 are simultaneously turned on, and resistance R9 is divider resistance, be can reduce signal amplitude, are played automatic regulating signal waveform
Effect is adjustable bigger signal amplitude to guarantee to change circuit, devises triode Q4 feedback regulation, when signal amplitude exception
When excessive, when being more than the range that switching circuit is adjusted, triode Q4 is connected at this time, triode Q4 feedback signal to transport and placing device
In AR1 inverting input terminal, and in order to further ensure the stability of signal, triode Q3 is also devised by signal amplitude exception mistake
Low signal filtering, when signal amplitude is extremely too low, triode Q3 is not turned on, and similarly devises triode Q5 feedback signal extremely
Transport and placing device AR2 inverting input terminal plays the effect of stable transport and placing device AR2 output signal, since logarithmic circuit output signal is negative
Signal, therefore devise transport and placing device AR3 and overturn the negative signal that logarithmic circuit exports for positive signal, most afterwards through transport and placing device AR6 ratio
It is inputted in voltage-stabilizing output circuit compared with after signal；
The feedback regulating circuit includes transport and placing device AR1, the collector and fortune of the homophase input termination triode Q2 of transport and placing device AR1
Put the inverting input terminal of device AR2 and one end of resistance R8, one end of the homophase input terminating resistor R5 of transport and placing device AR2, three poles
The base earth of pipe Q2, the emitter of triode Q2 connect the output end of transport and placing device AR2 and the inverting input terminal of transport and placing device AR3, fortune
Put one end of the anti-phase input terminating resistor R3 of device AR1, one end and three for exporting terminating resistor R4, inductance L4 of transport and placing device AR1
The collector of pole pipe Q3, the other end of the base stage connecting resistance R4 of triode Q3, one end of the emitter connecting resistance R6 of triode Q3
It is grounded with the other end of one end of capacitor C9, resistance R6, the non-inverting input terminal of another termination transport and placing device AR3 of capacitor C9, amplifier
The base stage of the output termination triode Q5 of device AR3 and the base stage of triode Q6, the collector connecting resistance R8's of triode Q5 is another
End, one end of the emitter connecting resistance R18 of triode Q5, one end and three of the emitter connecting resistance R9 of triode Q6, resistance R10
The collector of pole pipe Q7, the base stage of the collector connecting transistor Q7 of triode Q6, the other end ground connection of resistance R9, resistance R10's
The other end of another terminating resistor R18 and the non-inverting input terminal of transport and placing device AR6, the emitter of triode Q7 connect one end of capacitor C8
With one end of resistance R7 and the base stage of triode Q4, the other end of the emitter connecting resistance R3 of triode Q4, capacitor C8's is another
The other end of one termination inductance L4, one end of the collector connecting resistance R14 of triode Q4 and power supply+5V, the other end of resistance R7
The other end of connecting resistance R14 and one end of resistance R17, the inverting input terminal of another termination transport and placing device AR6 of resistance R17.
Embodiment two, on the basis of example 1, the voltage-stabilizing output circuit receive feedback regulating circuit output signal,
It is exported after the voltage regulator circuit pressure stabilizing formed with triode Q8 and voltage-stabiliser tube D3, further improves the stability of signal, finally
It inputs electronic device information processing system controlling terminal to receive in signal signal transmission passage, triode Q6 collector connects amplifier
The output end of device AR6 and one end of resistance R19, the other end of the base stage connecting resistance R19 of triode Q6 and the cathode of voltage-stabiliser tube D3,
The emitter of the plus earth of voltage-stabiliser tube D3, triode Q6 connects signal output port.
Implement three, on the basis of example 1, the signal input circuit receives the control of electronic device information processing system
The data-signal of input terminal in terminal received signals signal transmission passage processed, with inductance L1 and capacitor C1, capacitor C2 and
The compound circuit of triode Q1 composition detects signal, when signal potential is extremely excessive, triode Q1 conducting, and triode Q1 input
In transport and placing device AR2 non-inverting input terminal, the effect of protection circuit is played, and devises inductance L2 and capacitor C3 composition lc circuit filter
Wave improves the anti-interference ability of signal, the anode and signal input port of a termination polar capacitor C1 of inductance L2, polarity
The cathode of capacitor C1 connects one end of inductance L1 and the anode of polar capacitor C2, the current collection of another termination triode Q1 of inductance L1
Pole, one end of the base stage connecting resistance R1 of triode Q1, the cathode of another termination polar capacitor C2 of resistance R1, the hair of triode Q1
The other end of emitter-base bandgap grading connecting resistance R5, one end of another termination capacitor C3 of inductance L2 and one end of resistance R2, capacitor C3's is another
End ground connection, the non-inverting input terminal of another termination transport and placing device AR1 of resistance R2.
When the present invention is specifically used, a kind of electronic equipment information processing system, including signal input circuit, feedback regulation electricity
Road and voltage-stabilizing output circuit, the signal input circuit receive electronic device information processing system controlling terminal and receive signal letter
The data-signal of input terminal in number transmission channel, with the compound of inductance L1 and capacitor C1, capacitor C2 and triode Q1 composition
Circuit detects signal, and devises inductance L2 and capacitor C3 composition lc circuit filtering, and three tunnels of the feedback regulating circuit point receive
Signal input circuit output signal inputs in transport and placing device AR1 non-inverting input terminal all the way, amplifies to signal power, improves signal
Transmission rate, two tunnels input in the logarithmic circuit of transport and placing device AR2 and triode Q2 composition, to signal logarithm process, realize logarithm
Operation, convenient for more accurately adjusting to signal waveform, three tunnels are that triode Q1 positive feedback inputs transport and placing device AR2 non-inverting input terminal
Interior, when signal potential is larger, triode Q1 conducting promotes transport and placing device AR2 input end signal current potential, namely be reduction of amplifier
Device AR2 output signal current potential in order to which whether the waveform for further detecting signal is normal, while devising triode Q6, triode
Q7 forms transistor switching circuit, and when signal amplitude is excessive, triode Q6, triode Q7 are simultaneously turned at this time, and resistance R9 is
Divider resistance can reduce signal amplitude, play the effect of automatic regulating signal waveform, be adjustable more greatly to guarantee to change circuit
Signal amplitude, devise triode Q4 feedback regulation, when signal amplitude is extremely excessive, be more than switching circuit adjust model
When enclosing, triode Q4 is connected at this time, in triode Q4 feedback signal to transport and placing device AR1 inverting input terminal, and in order to further protect
The stability for demonstrate,proving signal also devises triode Q3 and filters the extremely too low signal of signal amplitude, when signal amplitude exception mistake
When low, triode Q3 is not turned on, and is similarly devised triode Q5 feedback signal to transport and placing device AR2 inverting input terminal, is played stabilization
The effect of transport and placing device AR2 output signal, since logarithmic circuit output signal is negative signal, devising transport and placing device AR3 will be right
The negative signal overturning of number circuit output is positive signal, is most inputted in voltage-stabilizing output circuit after transport and placing device AR6 comparison signal afterwards, most
It is exported after the voltage regulator circuit pressure stabilizing that the voltage-stabilizing output circuit is formed with triode Q8 and voltage-stabiliser tube D3 afterwards, that is to say input electricity
Sub- facility information processing system controlling terminal receives in signal signal transmission passage.
The above is that further detailed description of the invention, and it cannot be said that the present invention in conjunction with specific embodiment
Specific implementation is limited only to this；Belonging to the present invention and for those skilled in the technology concerned, it is being based on skill of the present invention
Under the premise of art scheme thinking, it is made expansion and operating method, data replacement, should all fall in the scope of the present invention it
It is interior.
Claims (3)
1. a kind of electronic equipment information processing system, including signal input circuit, feedback regulating circuit and voltage-stabilizing output circuit,
It is characterized in that, the signal input circuit, which receives electronic device information processing system controlling terminal and receives signal and transmitted with signal, to be led to
The data-signal of input terminal in road is detected with the compound circuit of inductance L1 and capacitor C1, capacitor C2 and triode Q1 composition
Signal, and inductance L2 and capacitor C3 composition lc circuit filtering is devised, three tunnels of the feedback regulating circuit point receive signal input
Circuit output signal inputs in transport and placing device AR1 non-inverting input terminal all the way, and two tunnels input transport and placing device AR2 and triode Q2 composition
In logarithmic circuit, three tunnels be triode Q1 positive feedback input transport and placing device AR2 non-inverting input terminal in, while devise triode Q6,
Triode Q7 forms transistor switching circuit, plays the effect of detection abnormal signal, most defeated after transport and placing device AR6 compares processing afterwards
Enter in voltage-stabilizing output circuit, wherein triode Q4 plays the effect of detection transport and placing device AR1 output signal, and it is defeated to adjust transport and placing device AR1
Signal amplitude out, triode Q5 feedback signal to transport and placing device AR2 inverting input terminal, plays stable transport and placing device AR2 output signal
Effect, while devising transport and placing device AR3 and overturning the negative signal that logarithmic circuit exports for positive signal, the last pressure stabilizing output electricity
It is exported after the voltage regulator circuit pressure stabilizing that road transport is formed with triode Q8 and voltage-stabiliser tube D3, that is to say input electronic device information processing system
Controlling terminal of uniting receives in signal signal transmission passage；
The feedback regulating circuit includes transport and placing device AR1, the collector and fortune of the homophase input termination triode Q2 of transport and placing device AR1
Put the inverting input terminal of device AR2 and one end of resistance R8, one end of the homophase input terminating resistor R5 of transport and placing device AR2, three poles
The base earth of pipe Q2, the emitter of triode Q2 connect the output end of transport and placing device AR2 and the inverting input terminal of transport and placing device AR3, fortune
Put one end of the anti-phase input terminating resistor R3 of device AR1, one end and three for exporting terminating resistor R4, inductance L4 of transport and placing device AR1
The collector of pole pipe Q3, the other end of the base stage connecting resistance R4 of triode Q3, one end of the emitter connecting resistance R6 of triode Q3
It is grounded with the other end of one end of capacitor C9, resistance R6, the non-inverting input terminal of another termination transport and placing device AR3 of capacitor C9, amplifier
The base stage of the output termination triode Q5 of device AR3 and the base stage of triode Q6, the collector connecting resistance R8's of triode Q5 is another
End, one end of the emitter connecting resistance R18 of triode Q5, one end and three of the emitter connecting resistance R9 of triode Q6, resistance R10
The collector of pole pipe Q7, the base stage of the collector connecting transistor Q7 of triode Q6, the other end ground connection of resistance R9, resistance R10's
The other end of another terminating resistor R18 and the non-inverting input terminal of transport and placing device AR6, the emitter of triode Q7 connect one end of capacitor C8
With one end of resistance R7 and the base stage of triode Q4, the other end of the emitter connecting resistance R3 of triode Q4, capacitor C8's is another
The other end of one termination inductance L4, one end of the collector connecting resistance R14 of triode Q4 and power supply+5V, the other end of resistance R7
The other end of connecting resistance R14 and one end of resistance R17, the inverting input terminal of another termination transport and placing device AR6 of resistance R17.
2. a kind of electronic equipment information processing system as described in claim 1, which is characterized in that the voltage-stabilizing output circuit includes
Triode Q6, triode Q6 collector connect the output end of transport and placing device AR6 and one end of resistance R19, and the base stage of triode Q6 connects electricity
The other end of R19 and the cathode of voltage-stabiliser tube D3 are hindered, the emitter of the plus earth of voltage-stabiliser tube D3, triode Q6 connects signal output end
Mouthful.
3. a kind of electronic equipment information processing system as claimed in claim 1 or 2, which is characterized in that the signal input circuit
Including inductance L2, the anode and signal input port of a termination polar capacitor C1 of inductance L2, the cathode of polar capacitor C1 connects electricity
Feel one end of L1 and the anode of polar capacitor C2, the collector of another termination triode Q1 of inductance L1, the base stage of triode Q1
One end of connecting resistance R1, the cathode of another termination polar capacitor C2 of resistance R1, the emitter connecting resistance R5's of triode Q1 is another
One end, one end of another termination capacitor C3 of inductance L2 and one end of resistance R2, the other end ground connection of capacitor C3, resistance R2's
The non-inverting input terminal of another termination transport and placing device AR1.
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| CN201810898936.9A CN109088608B (en) | 2018-08-08 | 2018-08-08 | Electronic equipment information processing system |
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| CN201810898936.9A CN109088608B (en) | 2018-08-08 | 2018-08-08 | Electronic equipment information processing system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109596483A (en) * | 2019-01-11 | 2019-04-09 | 河南鑫安利安全科技股份有限公司 | A kind of operating environment detection system |
| CN109745635A (en) * | 2019-02-18 | 2019-05-14 | 河南中医药大学 | Ultrasonic signal processing unit |
| CN111010205A (en) * | 2019-12-31 | 2020-04-14 | 国网河南省电力公司信息通信公司 | Power grid terminal information communication system |
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