CN110968012A - Electronic signal compensation device - Google Patents
Electronic signal compensation device Download PDFInfo
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- CN110968012A CN110968012A CN201911365365.3A CN201911365365A CN110968012A CN 110968012 A CN110968012 A CN 110968012A CN 201911365365 A CN201911365365 A CN 201911365365A CN 110968012 A CN110968012 A CN 110968012A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25401—Compensation of control signals as function of changing supply voltage
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Abstract
The invention discloses an electronic signal compensation device, which comprises a waveform detection module and a frequency modulation comparison module, the waveform detection module collects the waveform of a signal output by a signal receiver of the low-voltage electronic equipment by using a wave detector J1 with the model number of AD 8313, the frequency modulation comparison module reduces noise of the signal by using an operational amplifier AR1 and a capacitor C2, meanwhile, a frequency selection circuit consisting of a resistor R7, a resistor R9 and a capacitor C3 and a capacitor C5 is used for adjusting the signal frequency, and a feedback circuit is formed by applying a variable resistor RW1 and a triode Q3, a feedback signal is input into an inverting input end of an operational amplifier AR2 after being subjected to amplitude limiting by an amplitude limiting circuit formed by a diode D2 and a diode D3, the operational amplifier AR2 is subjected to signal comparison and then is subjected to voltage stabilization by a voltage stabilizing tube D4 and then is input into a compensation port of the electronic controller, and the waveform of an output signal of a signal receiver of the low-voltage electronic equipment can be calibrated and converted into a compensation signal of the electronic controller.
Description
Technical Field
The invention relates to the technical field of signal compensation, in particular to an electronic signal compensation device.
Background
At present, the application of low-voltage electronic equipment is very wide, the signal output by a signal receiver in a control terminal can be distorted and lose data, and a controller can not obtain a correct analysis result according to the signal, so that the signal distortion is eliminated by using a signal compensation mode, correct data is reserved, and the reliability of an integrated circuit of an electronic controller is improved conveniently.
Disclosure of Invention
In view of the above, it is an object of the present invention to provide an electronic signal compensation apparatus, which can calibrate the waveform of the output signal of the low voltage electronic device signal receiver and convert the waveform into the compensation signal of the electronic controller.
The technical scheme includes that the electronic signal compensation device comprises a waveform detection module and a frequency modulation comparison module, wherein the waveform detection module collects signal waveforms output by a signal receiver of the low-voltage electronic equipment by using a wave detector J1 with the model number of AD 8313, the frequency modulation comparison module reduces noise of signals by using an operational amplifier AR1 and a capacitor C2, a frequency selection circuit is formed by using a resistor R7, a resistor R9 and a capacitor C3, and a capacitor C5 to adjust the signal frequency, a feedback circuit is formed by using a variable resistor RW1 and a triode Q3, the feedback signals are input into an inverse input end of the operational amplifier AR2 after being subjected to amplitude limiting by a limiting circuit formed by a diode D2 and a diode D3, and the operational amplifier AR2 compares the signals and then is subjected to voltage stabilization by a voltage stabilizing tube D4 and then is input into a compensation port of;
the frequency modulation comparison module comprises an operational amplifier AR, wherein the in-phase input end of the operational amplifier AR is connected with one end of a resistor R and one end of a capacitor C, the reverse-phase input end of the operational amplifier AR is connected with one end of the resistor R and one end of the resistor R, the other end of the resistor R is grounded, the output end of the operational amplifier AR is connected with the other end of the resistor R and a contact 3 of a variable resistor RW, a contact 2 of a variable resistor RW, the other end of the capacitor C, the other end of the resistor R and one end of the capacitor C, the other end of the resistor R is grounded, the other end of the resistor R is connected with the other end of the capacitor C, the in-phase input end of the operational amplifier AR and the collector of the triode Q, the base electrode of the triode Q is connected with the contact 1 of the variable resistor RW, the emitter electrode of the triode Q is connected with one end of, The other end of the capacitor C6 is grounded, the inverting input end of the operational amplifier AR2 is connected with the anode of the diode D2 and the cathode of the diode D3, the cathode of the diode D2 is connected with the anode of the diode D3 and the other ends of the power supply +5V and the resistor R12, the output end of the operational amplifier AR2 is connected with the cathode of the voltage regulator D4 and one end of the resistor R11, the anode of the voltage regulator D4 is grounded, and the other end of the resistor R11 is connected with a compensation port of an electronic controller.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following advantages;
1. the noise reduction circuit is combined with a frequency selection circuit consisting of a resistor R7-a resistor R9 and a capacitor C3-a capacitor C5, the frequency selection circuit is firstly used for screening single frequency signals, the signal noise ratio of the triode Q3 and the capacitor C2 is prevented from being reduced, and the signal frequencies are inconsistent, so that the single frequency signals ensure the stability of the signal frequency, the noise reduction depth of the triode Q3 and the capacitor C2 can be increased, and the stability of a compensation signal is improved;
2. a feedback circuit is formed by applying a variable resistor RW1 and a triode Q3, the triode Q3, a capacitor C2 and an operational amplifier AR1 play a role in noise reduction, meanwhile, the principle of voltage conduction of the triode Q3 is applied, the potential of a detection signal is too large, the feedback signal is a fine adjustment signal and cannot exceed the potential of the in-phase input end of the operational amplifier AR2, therefore, a limiting circuit formed by a diode D2 and a diode D3 is applied to input into the anti-phase input end of the operational amplifier AR2 after limiting, finally, the operational amplifier AR2 compares signals and then inputs the signals into a compensation port of an electronic controller after voltage stabilization through a voltage stabilizing tube D4, and the signal distortion phenomenon received by the electronic controller is eliminated by applying a compensation signal mode.
Drawings
FIG. 1 is a schematic diagram of a comparison frequency modulation apparatus for electronic signal compensation according to the present invention.
FIG. 2 is a block diagram of a waveform detection module of an electronic signal compensation apparatus according to the present invention.
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.
In the first embodiment, an electronic signal compensation device comprises a waveform detection module and a frequency modulation comparison module, wherein the waveform detection module collects the waveform of a signal output by a signal receiver of a low-voltage electronic device by using a wave detector J1 with the model number of AD 8313, the frequency modulation comparison module reduces noise of the signal by using an operational amplifier AR1 and a capacitor C2, a frequency selection circuit is formed by using a resistor R7, a resistor R9 and a capacitor C3, and a capacitor C5 to adjust the frequency of the signal, a feedback circuit is formed by using a variable resistor RW1 and a triode Q3, the feedback signal is input into an inverse input end of the operational amplifier AR2 after being subjected to amplitude limiting by a limiting circuit formed by a diode D2 and a diode D3, and the operational amplifier AR2 compares the signal and then is subjected to voltage stabilization by a voltage stabilizing tube D4;
the frequency modulation comparison module utilizes an operational amplifier AR1 and a capacitor C2 to reduce noise of signals, a noise reduction circuit is combined with a frequency selection circuit consisting of a resistor R7, a resistor R9 and a capacitor C3, a capacitor C5, the frequency selection circuit is firstly used for screening single frequency signals, the signal noise ratio of a triode Q3 and the capacitor C2 is prevented from being reduced, the signal frequencies are inconsistent, therefore, the single frequency signals ensure the stability of the signal frequency, the noise reduction depth of the triode Q3 and the capacitor C2 can be deepened, the stability of compensation signals is improved, a feedback circuit consisting of a variable resistor RW1 and a triode Q3 is used, the feedback signals are input into the inverting input end of the operational amplifier AR2 after being subjected to amplitude limiting by a limiting circuit consisting of a diode D2 and a diode D3, the triode Q3, the capacitor C2 and the operational amplifier AR1 play a noise reduction role, and simultaneously, the principle of conducting voltage of the triode Q3 is used, the potential of, the potential of the in-phase input end of the operational amplifier AR2 cannot be exceeded, therefore, the diode D2 and the diode D3 are used for forming a limiting circuit to be input into the anti-phase input end of the operational amplifier AR2 after limiting, the output signal potential of the operational amplifier AR2 is adjusted, finally, the operational amplifier AR2 compares signals, then the signals are stabilized by the voltage stabilizing tube D4 and then input into the compensation port of the electronic controller, and the signal distortion phenomenon received by the electronic controller is eliminated by using a compensation signal mode;
the frequency modulation comparison module structure is characterized in that the in-phase input end of an operational amplifier AR is connected with one end of a resistor R and one end of a capacitor C, the reverse-phase input end of the operational amplifier AR is connected with one end of the resistor R and one end of the resistor R, the other end of the resistor R is grounded, the output end of the operational amplifier AR is connected with the other end of the resistor R, a contact 3 of a variable resistor RW, a contact 2 of the variable resistor RW, the other end of the capacitor C, one end of the resistor R and one end of the capacitor C, the other end of the resistor R is grounded, the other end of the resistor R is connected with the other end of the capacitor C, the in-phase input end of the operational amplifier AR and a collector of a triode Q, the base of the triode Q is connected with a contact 1 of the variable resistor RW, the emitter of the triode Q is connected with one end of the resistor R, the resistor R and one end of the capacitor C, the inverting input end of the operational amplifier AR2 is connected with the anode of the diode D2 and the cathode of the diode D3, the cathode of the diode D2 is connected with the anode of the diode D3 and the other end of the power supply +5V and the resistor R12, the output end of the operational amplifier AR2 is connected with the cathode of the voltage regulator D4 and one end of the resistor R11, the anode of the voltage regulator D4 is grounded, and the other end of the resistor R11 is connected with a compensation port of an electronic controller.
In the second embodiment, on the basis of the first embodiment, the waveform detection module selects a wave detector J1 with the model number AD 8313 to acquire the waveform of the output signal of the low-voltage electronic device signal receiver, a voltage regulator tube D1 is used for voltage stabilization, a power supply end of the wave detector J1 is connected with +5V, a grounding end of the wave detector J1 is grounded, an output end of the wave detector J1 is connected with one end of a resistor R1, the other end of the resistor R1 is connected with a negative electrode of the voltage regulator tube D1 and one end of a resistor R2, a positive electrode of the voltage regulator tube D1 is grounded, the other end of the resistor R2 is connected with one end of a resistor R3 and one end of a capacitor C1, and the other end.
When the electronic signal compensation device is used specifically, the electronic signal compensation device comprises a waveform detection module and a frequency modulation comparison module, wherein the waveform detection module adopts a wave detector J1 with the model number of AD 8313 to collect the waveform of a signal output by a signal receiver of low-voltage electronic equipment, the frequency modulation comparison module adopts an operational amplifier AR 4 and a capacitor C2 to reduce noise of the signal, a noise reduction circuit is combined with a frequency selection circuit consisting of a resistor R7-a resistor R9 and a capacitor C3-a capacitor C5, a frequency selection circuit is firstly used to screen a single-frequency signal, the signal noise ratio of a triode Q3 and a capacitor C2 is prevented from being reduced, the signal frequencies are inconsistent, therefore, the single-frequency signal ensures the stability of the signal frequency, meanwhile, the noise reduction depth of a triode Q3 and a capacitor C2 can be increased, the stability of a compensation signal is improved, a feedback circuit is formed by a variable resistor RW1 and a triode Q3, the feedback signal is input into an inverse phase input end of the operational amplifier 2 after, the triode Q3 not only has the noise reduction function with the capacitor C2 and the operational amplifier AR1, but also applies the principle of the conduction voltage of the triode Q3 to detect that the signal potential is too large, the feedback signal is a fine tuning signal and can not exceed the potential of the in-phase input end of the operational amplifier AR2, therefore, the diode D2 and the diode D3 are applied to form an amplitude limiting circuit which is input into the reverse-phase input end of the operational amplifier AR2 after amplitude limiting, the output signal potential of the operational amplifier AR2 is adjusted, finally, the operational amplifier AR2 compares the signals and then inputs the signals into the compensation port of the electronic controller after voltage stabilization through the voltage stabilizing tube D4, and the signal distortion phenomenon received by the electronic controller is eliminated by.
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 electronic signal compensation device comprises a waveform detection module and a frequency modulation comparison module, and is characterized in that the waveform detection module collects the waveform of a signal output by a signal receiver of low-voltage electronic equipment by using a wave detector J1 with the model number of AD 8313, the frequency modulation comparison module reduces noise of the signal by using an operational amplifier AR1 and a capacitor C2, a frequency selection circuit is formed by using a resistor R7, a resistor R9 and a capacitor C3, and a capacitor C5 to adjust the signal frequency, a feedback circuit is formed by using a variable resistor RW1 and a triode Q3, the feedback signal is input into the reverse phase input end of the operational amplifier AR2 after being limited by a limiting circuit formed by a diode D2 and a diode D3, and the operational amplifier AR2 compares the signal and then is stabilized by a voltage stabilizing tube D4 and then is input into a compensation port of;
the frequency modulation comparison module comprises an operational amplifier AR, wherein the in-phase input end of the operational amplifier AR is connected with one end of a resistor R and one end of a capacitor C, the reverse-phase input end of the operational amplifier AR is connected with one end of the resistor R and one end of the resistor R, the other end of the resistor R is grounded, the output end of the operational amplifier AR is connected with the other end of the resistor R and a contact 3 of a variable resistor RW, a contact 2 of a variable resistor RW, the other end of the capacitor C, the other end of the resistor R and one end of the capacitor C, the other end of the resistor R is grounded, the other end of the resistor R is connected with the other end of the capacitor C, the in-phase input end of the operational amplifier AR and the collector of the triode Q, the base electrode of the triode Q is connected with the contact 1 of the variable resistor RW, the emitter electrode of the triode Q is connected with one end of, The other end of the capacitor C6 is grounded, the inverting input end of the operational amplifier AR2 is connected with the anode of the diode D2 and the cathode of the diode D3, the cathode of the diode D2 is connected with the anode of the diode D3 and the other ends of the power supply +5V and the resistor R12, the output end of the operational amplifier AR2 is connected with the cathode of the voltage regulator D4 and one end of the resistor R11, the anode of the voltage regulator D4 is grounded, and the other end of the resistor R11 is connected with a compensation port of an electronic controller.
2. The electronic signal compensation device as claimed in claim 1, wherein the waveform detection module comprises a detector J1 with model number AD 8313, a power supply terminal of the detector J1 is connected to +5V, a ground terminal of the detector J1 is connected to ground, an output terminal of the detector J1 is connected to one terminal of a resistor R1, the other terminal of the resistor R1 is connected to the negative electrode of a voltage regulator D1 and one terminal of a resistor R2, an anode of the voltage regulator D1 is connected to ground, the other terminal of the resistor R2 is connected to one terminal of a resistor R3 and a capacitor C1, and the other terminal of the resistor R3 is connected to the other terminal of a resistor R4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911365365.3A CN110968012A (en) | 2019-12-26 | 2019-12-26 | Electronic signal compensation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911365365.3A CN110968012A (en) | 2019-12-26 | 2019-12-26 | Electronic signal compensation device |
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| CN110968012A true CN110968012A (en) | 2020-04-07 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850695A (en) * | 1972-02-05 | 1974-11-26 | Bosch Gmbh Robert | Voltage regulator system for use with fuel cell battery |
| CN109561299A (en) * | 2018-11-27 | 2019-04-02 | 河南亿秒电子科技有限公司 | One kind being used for monitor camera intelligent fault analysis equipment |
| CN109613201A (en) * | 2018-12-29 | 2019-04-12 | 河南鑫安利安全科技股份有限公司 | Corrosive pipeline degree measuring instrument signal compensation circuit |
| CN109745635A (en) * | 2019-02-18 | 2019-05-14 | 河南中医药大学 | Ultrasonic signal processing unit |
| CN109849681A (en) * | 2019-03-30 | 2019-06-07 | 郝蕾 | The torque signal compensation circuit of the four-wheel drive system of electric car |
| CN109889795A (en) * | 2019-04-17 | 2019-06-14 | 冯芊雅 | A kind of domestic video monitoring system |
| CN110022146A (en) * | 2019-05-09 | 2019-07-16 | 无锡城市职业技术学院(无锡高等师范学校无锡环境科学与工程研究中心) | A kind of electronic equipment analog calibration signal circuit |
| CN110176851A (en) * | 2019-05-14 | 2019-08-27 | 郑州工业应用技术学院 | A kind of electric power regulation device |
| CN110376989A (en) * | 2019-07-22 | 2019-10-25 | 郑州工程技术学院 | A kind of industrial control system based on big data |
| CN209570865U (en) * | 2019-04-02 | 2019-11-01 | 深圳市乐瑞达科技有限公司 | A kind of supply voltage driving adjusting circuit |
-
2019
- 2019-12-26 CN CN201911365365.3A patent/CN110968012A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850695A (en) * | 1972-02-05 | 1974-11-26 | Bosch Gmbh Robert | Voltage regulator system for use with fuel cell battery |
| CN109561299A (en) * | 2018-11-27 | 2019-04-02 | 河南亿秒电子科技有限公司 | One kind being used for monitor camera intelligent fault analysis equipment |
| CN109613201A (en) * | 2018-12-29 | 2019-04-12 | 河南鑫安利安全科技股份有限公司 | Corrosive pipeline degree measuring instrument signal compensation circuit |
| CN109745635A (en) * | 2019-02-18 | 2019-05-14 | 河南中医药大学 | Ultrasonic signal processing unit |
| CN109849681A (en) * | 2019-03-30 | 2019-06-07 | 郝蕾 | The torque signal compensation circuit of the four-wheel drive system of electric car |
| CN209570865U (en) * | 2019-04-02 | 2019-11-01 | 深圳市乐瑞达科技有限公司 | A kind of supply voltage driving adjusting circuit |
| CN109889795A (en) * | 2019-04-17 | 2019-06-14 | 冯芊雅 | A kind of domestic video monitoring system |
| CN110022146A (en) * | 2019-05-09 | 2019-07-16 | 无锡城市职业技术学院(无锡高等师范学校无锡环境科学与工程研究中心) | A kind of electronic equipment analog calibration signal circuit |
| CN110176851A (en) * | 2019-05-14 | 2019-08-27 | 郑州工业应用技术学院 | A kind of electric power regulation device |
| CN110376989A (en) * | 2019-07-22 | 2019-10-25 | 郑州工程技术学院 | A kind of industrial control system based on big data |
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Application publication date: 20200407 |