CN108089044A - A kind of analog oscilloscope system and device - Google Patents
A kind of analog oscilloscope system and device Download PDFInfo
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- CN108089044A CN108089044A CN201711339136.5A CN201711339136A CN108089044A CN 108089044 A CN108089044 A CN 108089044A CN 201711339136 A CN201711339136 A CN 201711339136A CN 108089044 A CN108089044 A CN 108089044A
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- data
- analog
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- data acquisition
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R13/00—Arrangements for displaying electric variables or waveforms
- G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
- G01R13/0209—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form in numerical form
Abstract
The invention discloses a kind of analog oscilloscope system and devices, wherein, system includes data acquisition module, communication transmission module and PC software data processing modules, the data acquisition module is connected with measurand, for gathering the test signal of the tested object output, and the test signal is converted into digital signal and is exported to the communication transmission module, the PC software datas processing module being connected with the communication transmission module is transmitted to by the communication transmission module, the PC software datas processing module receives the digital signal, it is handled and draws realtime graphic.By the analog signal for gathering tested object, then digital signal is converted analog signals into, PC is transferred to again to be handled and plot and display, substitute existing oscillograph especial, while oscillograph function is obtained, use cost is reduced, and volume is much smaller than the volume of oscillograph, reduces the occupancy for space.
Description
Technical field
The present invention relates to real-time communication technical field of data processing, more particularly to a kind of analog oscilloscope system and dress
It puts.
Background technology
In electronics industry, oscillograph is one of essential test equipment, and oscillograph is that it can be visually seeing not
The converting electrical signal seen is into observable image, convenient for the change procedure of the various electrical phenomenas of people's research.Oscillograph utilizes narrow
, the electron beam being made of high-velocity electrons, beat on the panel for scribbling fluorescent material, so that it may generate tiny luminous point (this be pass
The operation principle of the analog oscilloscope of system).Under the action of measured signal, electron beam just looks like the nib of one-pen, Ke Yi
The change curve of the instantaneous value of measured signal is depicted on panel.Various unlike signal amplitudes can be observed using oscillograph at any time
The wavy curve of variation can also test a variety of electricity, such as voltage, electric current, frequency, phase difference, modulation with it
Deng.
And the price of oscillograph is generally very high, and it is bulky.In the lab, if more people need to make simultaneously
When being tested with oscillograph, a people can only be carried out every time and carries out a measurement, use cost is high, and testing efficiency is low, it is impossible to reach
To popularization effect, development efficiency is influenced.
The content of the invention
The object of the present invention is to provide a kind of analog oscilloscope system and device, solving that oscillograph is expensive cannot
The problem of popularization, reduces occupancy of the oscillograph to space.
In order to solve the above technical problems, an embodiment of the present invention provides a kind of analog oscilloscope system, including data acquisition
Module, communication transmission module and PC software data processing modules, the data acquisition module are connected with measurand, for gathering
The test signal of the tested object output, and the test signal is converted into digital signal and is exported to the communication transfer
Module is transmitted to the PC software datas processing module being connected with the communication transmission module by the communication transmission module,
The PC software datas processing module receives the digital signal, is handled and draws realtime graphic.
Wherein, the data acquisition module, including data acquisition circuit and analog to digital conversion circuit, the data acquisition circuit
It is connected with the measurand, for gathering the test signal of the tested object output, and exports and extremely adopted with the data
Collector connection analog-digital conversion circuit as described, by the D/A converting circuit by the test signal be converted to digital signal into
Communication transmission module described in output valve after row analog-to-digital conversion.
Wherein, the control module being connected with the data acquisition circuit, the control module and the PC softwares are further included
Data processing module, analog-digital conversion circuit as described connection, receive the control signal of the PC software datas processing module, control institute
State the signal acquisition type of data acquisition circuit.
Wherein, the signal amplification module being connected with the data acquisition circuit, analog-digital conversion circuit as described is further included, in institute
It is exported after being amplified when stating the amplitude of test signal less than threshold value to analog-digital conversion circuit as described.
Wherein, the communication transmission module connects including wireless transmitter receiver unit, USB interface, RS232 interface and RS485
At least one of mouthful.
In addition, the embodiment of the present invention additionally provides a kind of analog oscilloscope device, including data sampling sensor, control
Device and PC processed, the data sampling sensor are connected with the pin of tested object, the survey of the acquisition tested object output
Trial signal, and the test signal is converted to by built-in AD conversion chip after the test data of digital signal output to
The PC according to acquisition sensor connection carries out the test data by the data processing software for being mounted on the PC
Image Rendering is carried out after reason and display, the controller are connected with the data sampling sensor, the PC, receives the PC
Control instruction, control the signal acquisition type of the data sampling sensor.
Wherein, the amplifier being connected with the data sampling sensor is further included, in the amplitude of the test signal
It is exported after being amplified during less than threshold value after the AD conversion chip carries out analog-to-digital conversion.
Wherein, data link is further included, the data link is connected with the data sampling sensor, the PC,
The test data for the data sampling sensor to be exported is exported to the PC, and the data link includes wireless
Emit at least one of receiving part, USB interface, RS232 interface and RS485 interfaces.
The analog oscilloscope system and device that the embodiment of the present invention is provided, compared with prior art, have the following advantages：
Plan system of Oscillograph provided in an embodiment of the present invention, including data acquisition module, communication transmission module and PC softwares
Data processing module, the data acquisition module are connected with measurand, for gathering the test of the tested object output
Signal, and the test signal is converted into digital signal and is exported to the communication transmission module, by the communication transmission module
The PC software datas processing module being connected with the communication transmission module is transmitted to, the PC software datas processing module connects
The digital signal is received, handled and draws realtime graphic.
Analog oscilloscope device provided in an embodiment of the present invention, including data sampling sensor, controller and PC, the number
It is connected according to acquisition sensor with the pin of tested object, the test signal of the acquisition tested object output, and by described in
Test signal is exported extremely with described after the test data of digital signal is converted to by built-in AD conversion chip according to acquisition sensing
The PC of device connection, carries out image after being handled by the data processing software for being mounted on the PC the test data
It draws and display, the controller is connected with the data sampling sensor, the PC, receive the control instruction of the PC, control
Make the signal acquisition type of the data sampling sensor
The analog oscilloscope system and device, by gathering the analog signal of tested object, then by analog signal
Digital signal is converted to, then is transferred to PC and is handled and plot and display, substitutes existing oscillograph especial, is obtaining oscillography
While device function, use cost is reduced, and volume is much smaller than the volume of oscillograph, reduces the occupancy for space.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is the present invention
Some embodiments, for those of ordinary skill in the art, without creative efforts, can also basis
These attached drawings obtain other attached drawings.
Fig. 1 is a kind of structure diagram of specific embodiment of analog oscilloscope system provided in an embodiment of the present invention；
Fig. 2 is a kind of structure diagram of specific embodiment of analog oscilloscope device provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
~Fig. 2 is please referred to Fig.1, Fig. 1 is a kind of specific embodiment of analog oscilloscope system provided in an embodiment of the present invention
Structure diagram；Fig. 2 is that a kind of structure of specific embodiment of analog oscilloscope device provided in an embodiment of the present invention is shown
It is intended to.
In a kind of specific embodiment, the analog oscilloscope system, including data acquisition module 10, communication transfer mould
Block 20 and PC software datas processing module 30, the data acquisition module 10 are connected with measurand, described tested for gathering
The test signal of object output is tried, and the test signal is converted into digital signal and is exported to the communication transmission module 20,
The PC software datas processing module 30 being connected with the communication transmission module 20 is transmitted to by the communication transmission module 20,
The PC software datas processing module 30 receives the digital signal, is handled and draws realtime graphic.
By gathering the analog signal of tested object, digital signal is then converted analog signals into, then is transferred to PC
Handled and plot and display, substitute existing oscillograph especial, while oscillograph function is obtained, reduce use into
This, and volume is much smaller than the volume of oscillograph, reduces the occupancy for space.
Since the function of data acquisition module 10 is to carry out data acquisition and analog-to-digital conversion, in the present invention, data are adopted
Collection is to become one or independently of each other with analog to digital conversion circuit.In one embodiment of the invention, the data
The data acquisition module 10 is adopted, including data acquisition circuit and analog to digital conversion circuit, the data acquisition circuit and the quilt
Object connection is surveyed, for gathering the test signal of the tested object output, and exports to the data acquisition circuit and connects
The test signal is converted to digital signal by the D/A converting circuit and carries out modulus turn by the analog-digital conversion circuit as described connect
Communication transmission module 20 described in output valve after alternatively.
By the way that data acquisition circuit and analog to digital conversion circuit are independently arranged so that different types of data may be employed and adopt
Collector, performs different data acquisition sessions, can so reduce using the more various powerful data acquisition circuit of function
The increase of the cost of band, improves the flexibility used.
During actual data acquisition, data acquisition circuit gathers different types of data due to needing, such as with
Same tested object connection, can measure the variation of its voltage, the variation of frequency etc., can there are many interface, each interfaces
Measurement type or same interface for single type, using different gear switch modes, are realized to inhomogeneity
The acquisition of type data, but these can all cause the bulky of whole system, in order to solve the problems, such as this, the simulation oscillography
Device system further includes the control module being connected with the data acquisition circuit, and the control module is handled with the PC software datas
Module 30, analog-digital conversion circuit as described connection, receive the control signal of the PC software datas processing module 30, control the number
According to the signal acquisition type of Acquisition Circuit.
By using control module, control module is controlled to data acquisition circuit by PC software datas processing module 30
The Type Control of data acquisition is realized in the acquisition that single interface is used to realize different types of data.
During data acquisition, the having by force of the test signal of tested object have it is weak, if signal-under-test is strong
Degree is smaller, then during analog-to-digital conversion, since the precision of data is certain, can cause the errors of smaller data compared with
The intensity of test signal is all smaller greatly or in whole data acquisition so that finally makes the image of formation very
The accuracy of data is reduced close to X-axis.In order to solve the problems, such as this, the analog oscilloscope system further includes and the data
Acquisition Circuit, analog-digital conversion circuit as described connection signal amplification module, the test signal amplitude be less than threshold value when into
It is exported after row amplification to analog-digital conversion circuit as described.
It is pointed out that the present invention is not specifically limited for signal amplification module, can be that there is single multiple
Enlarging function or there is the amplification work of more multiples, realize the amplification to varying strength signal.
Analog signal is amplified and then carried out analog-to-digital conversion by existing so that mould is handled by PC software datas
When the processing of block 30 is drawn, the variation between the maxima and minima of made image becomes readily apparent from, and realizes similar
In the function for the range for changing existing instrument, the practicability of analog oscilloscope system is improved.
In the present invention, the data of acquisition are tested, it generally can be in communication transmission module 20 and PC software datas processing mould
It is transmitted between block 30, this transmission can be wire transmission or wireless transmission, and the present invention is not especially limited this.
The communication transmission module 20 includes at least one in wireless transmitter receiver unit, USB interface, RS232 interface and RS485 interfaces
Kind.
It, can also be by communication transmission module 20 or PC software datas processing module 30 by institute in addition, in the present invention
The data export of acquisition is even more to be exported after can the image of drafting be preserved by PC software datas processing module 30, carries
It is high in practicability of the electronics industry to the test of analog signal arbitrarily and in signature analysis.
In addition, the embodiment of the present invention additionally provides a kind of analog oscilloscope device, including data sampling sensor
100th, controller 200 and PC300, the data sampling sensor 100 are connected with the pin of tested object, are gathered described tested
The test signal of object output is tried, and the test signal is converted to the test of digital signal by built-in AD conversion chip
After data output to described according to the acquisition PC300 that is connected of sensor, by the data processing software for being mounted on the PC300
Image Rendering and display are carried out after being handled the test data, the controller 200 is sensed with the data acquisition
Device 100, PC300 connections receive the control instruction of the PC300, the signal of the data sampling sensor 100 are controlled to adopt
Collect type.
By connecting the pin of tested object, acquisition sensor gathers the test signal of the tested object output,
And the test signal is converted to by built-in AD conversion chip after the test data of digital signal output to the evidence
The PC300 of sensor connection is gathered, the test data is carried out by the data processing software for being mounted on the PC300
Image Rendering and display are carried out after reason, realizes the function of oscillograph.Existing PC may be employed in PC300, and installation is special
Fixed data processing software, really needs increased simply acquisition sensor, controller 200, and volume very little avoids straight
It connects using oscillograph, reduces use cost, reduce occupancy of the oscillograph to space.
During data acquisition, the having by force of the test signal of tested object have it is weak, if signal-under-test is strong
Degree is smaller, then during analog-to-digital conversion, since the precision of data is certain, can cause the errors of smaller data compared with
The intensity of test signal is all smaller greatly or in whole data acquisition so that finally makes the image of formation very
The accuracy of data is reduced close to X-axis.In order to solve the problems, such as this, the analog oscilloscope device further includes and the data
Gather the amplifier that sensor 100 connects, for after being amplified when the amplitude of the test signal is less than threshold value through described
AD conversion chip exports after carrying out analog-to-digital conversion.
The present invention is not specifically limited for stating the communication modes of data sampling sensor 100, controller 200 and PC300,
Can be wire transmission, or wireless transmission, the analog oscilloscope device further include data link, the data
Transmitter is connected with the data sampling sensor, the PC, for the test for exporting the data sampling sensor
Data are exported to the PC, and the data link includes wireless transmitter receiver component, USB interface, RS232 interface and RS485
At least one of interface.
In conclusion analog oscilloscope system provided in an embodiment of the present invention and device, by gathering tested object
Then analog signal converts analog signals into digital signal, then be transferred to PC and handled and plot and display, and substitution is existing
Oscillograph especial, while oscillograph function is obtained, reduce use cost, and volume is much smaller than the body of oscillograph
Product, reduces the occupancy for space.
Analog oscilloscope system provided by the present invention and device are described in detail above.Tool used herein
Body example is set forth the principle of the present invention and embodiment, and the explanation of above example is only intended to help to understand this hair
Bright method and its core concept.It should be pointed out that for those skilled in the art, the present invention is not being departed from
On the premise of principle, can also to the present invention some improvement and modification can also be carried out, these improvement and modification also fall into right of the present invention
It is required that protection domain in.
Claims (8)
1. a kind of analog oscilloscope system, which is characterized in that including data acquisition module, communication transmission module and PC software datas
Processing module, the data acquisition module are connected with measurand, for gathering the test signal of the tested object output,
And the test signal is converted into digital signal and is exported to the communication transmission module, it is transmitted to by the communication transmission module
The PC software datas processing module being connected with the communication transmission module, described in the PC software datas processing module receives
Digital signal is handled and draws realtime graphic.
2. analog oscilloscope system as described in claim 1, which is characterized in that the data acquisition module, including data acquisition
Circuit and analog to digital conversion circuit, the data acquisition circuit are connected with the measurand, for gathering the tested object
The test signal of output, and export to the analog-digital conversion circuit as described being connected with the data acquisition circuit, turned by the digital-to-analogue
Change circuit by the test signal be converted to digital signal carry out analog-to-digital conversion after communication transmission module described in output valve.
3. analog oscilloscope system as claimed in claim 2, which is characterized in that further include what is be connected with the data acquisition circuit
Control module, the control module are connected with the PC software datas processing module, analog-digital conversion circuit as described, receive the PC
The control signal of software data processing module controls the signal acquisition type of the data acquisition circuit.
4. analog oscilloscope system as claimed in claim 3, which is characterized in that further include and the data acquisition circuit, described
Analog to digital conversion circuit connection signal amplification module, the test signal amplitude be less than threshold value when be amplified after export to
Analog-digital conversion circuit as described.
5. analog oscilloscope system as claimed in claim 4, which is characterized in that the communication transmission module connects including wireless transmission
Receive at least one of unit, USB interface, RS232 interface and RS485 interfaces.
6. a kind of analog oscilloscope device, which is characterized in that including data sampling sensor, controller and PC, the data are adopted
Collection sensor be connected with the pin of tested object, gathers the test signal that the tested object exports, and by the test
Signal is exported extremely with described after the test data of digital signal is converted to by built-in AD conversion chip according to acquisition sensor company
The PC connect carries out Image Rendering after being handled by the data processing software for being mounted on the PC the test data
And display, the controller are connected with the data sampling sensor, the PC, receive the control instruction of the PC, control institute
State the signal acquisition type of data sampling sensor.
7. analog oscilloscope device as claimed in claim 6, which is characterized in that further include and be connected with the data sampling sensor
Amplifier, for the amplitude of the test signal be less than threshold value when be amplified after through the AD conversion chip carry out modulus
It is exported after conversion.
8. analog oscilloscope device as claimed in claim 7, which is characterized in that further include data link, the data transmission
Device is connected with the data sampling sensor, the PC, for the test data for exporting the data sampling sensor
Output to the PC, the data link includes wireless transmitter receiver component, USB interface, RS232 interface and RS485 interfaces
At least one of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711339136.5A CN108089044A (en) | 2017-12-14 | 2017-12-14 | A kind of analog oscilloscope system and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711339136.5A CN108089044A (en) | 2017-12-14 | 2017-12-14 | A kind of analog oscilloscope system and device |
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| CN108089044A true CN108089044A (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711339136.5A Pending CN108089044A (en) | 2017-12-14 | 2017-12-14 | A kind of analog oscilloscope system and device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794189A (en) * | 2019-12-06 | 2020-02-14 | 杭州和利时自动化有限公司 | Data acquisition method and device and related equipment |
| CN111476986A (en) * | 2020-03-10 | 2020-07-31 | 上海卫星工程研究所 | Remote control instruction pulse waveform test system and test method |
| CN112505384A (en) * | 2020-11-11 | 2021-03-16 | 九江赛晶科技股份有限公司 | Method for automatically processing output signal of oscilloscope |
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| CN102621366A (en) * | 2012-03-28 | 2012-08-01 | 深圳创维数字技术股份有限公司 | Oscilloscope |
| CN104391150A (en) * | 2014-11-25 | 2015-03-04 | 苏州立瓷电子技术有限公司 | Low-error oscilloscope |
| CN105652048A (en) * | 2014-11-17 | 2016-06-08 | 富泰华工业（深圳）有限公司 | Oscilloscope probe, portable electronic device and portable measurement equipment |
| CN206515381U (en) * | 2016-11-09 | 2017-09-22 | 广州市工贸技师学院 | A kind of new Computer oscilloscope |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200956040Y (en) * | 2006-08-22 | 2007-10-03 | 王悦 | Digital oscillograph |
| CN102621366A (en) * | 2012-03-28 | 2012-08-01 | 深圳创维数字技术股份有限公司 | Oscilloscope |
| CN105652048A (en) * | 2014-11-17 | 2016-06-08 | 富泰华工业（深圳）有限公司 | Oscilloscope probe, portable electronic device and portable measurement equipment |
| CN104391150A (en) * | 2014-11-25 | 2015-03-04 | 苏州立瓷电子技术有限公司 | Low-error oscilloscope |
| CN206515381U (en) * | 2016-11-09 | 2017-09-22 | 广州市工贸技师学院 | A kind of new Computer oscilloscope |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110794189A (en) * | 2019-12-06 | 2020-02-14 | 杭州和利时自动化有限公司 | Data acquisition method and device and related equipment |
| CN111476986A (en) * | 2020-03-10 | 2020-07-31 | 上海卫星工程研究所 | Remote control instruction pulse waveform test system and test method |
| CN112505384A (en) * | 2020-11-11 | 2021-03-16 | 九江赛晶科技股份有限公司 | Method for automatically processing output signal of oscilloscope |
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