CN107911090A - Computer network gathered data processing system based on dsp processor - Google Patents
Computer network gathered data processing system based on dsp processor Download PDFInfo
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- CN107911090A CN107911090A CN201711319365.0A CN201711319365A CN107911090A CN 107911090 A CN107911090 A CN 107911090A CN 201711319365 A CN201711319365 A CN 201711319365A CN 107911090 A CN107911090 A CN 107911090A
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- dsp processor
- processor
- data processing
- computer network
- processing system
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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
- H03F3/68—Combinations of amplifiers, e.g. multi-channel amplifiers for stereophonics
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/124—Sampling or signal conditioning arrangements specially adapted for A/D converters
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses the computer network gathered data processing system based on dsp processor,Including dsp processor,FPGA processor and signal pickup assembly,The dsp processor is connected with wave filter by FPGA processor,The FPGA processor connects wave filter by analog-digital converter,The signal picker is connected with amplification circuit module,The amplification circuit module is connected by frequency modulation unit with wave filter,The signal picker is connected by impedance transformer with amplification circuit module,The amplification circuit module includes the first amplifying circuit for connecting frequency modulation unit respectively,Second amplifying circuit and the 3rd amplifying circuit,The present invention uses the data handling system using dsp processor as core to carry out efficient acquisition process to the collection space middle pitch video data information in environment complexity,It is high with collection frequency range,Data processing speed is fast,The characteristics of of low cost.
Description
Technical field
The present invention relates to network data processing field, is the computer network collection number based on dsp processor specifically
According to processing system.
Background technology
With the progress of science and technology, people realize the processing of data system with computer, therefore, fill more and more
Sub-argument solution computer data processing system is highly important, and data collecting system is that the simulation exported by gathering sensor is believed
Number and be converted into digital signal, and analyzed, handled, transmitted, shown, stored and shown, in the past few decades in, with
The development of the various technologies of message area, the technology in terms of data acquisition also achieve significant progress, the information of gathered data
Change is the Developing mainstream direction of present society, and data acquisition has all been used in various fields, in Communication Engineering, scientific experiment, aircraft
Flight, technical field of security and protection have been applied.
The normal operation of system is realized in data acquisition and data processing as important part in the controls,
Data processing then concentrates the information disappeared in large quantities of rambling data as wherein essential link, extraction
With extract, data processing can help people to judge, and just to go suitably to take action, data handling system tissue is purposeful
Data, analysis data, therefore the quality and speed of data handling system work are collected in ground, for the shadow of whole control system work
Sound is huge.
The extensive use of safety-protection system appears in each corner of life, in scientific research and market application aspect, for
The new processing accuracy requirement of video speech data is higher and higher, and functional requirement is also more and more, most of audios in existing market
Signal processor volume is larger and cost is high, is difficult to and deals carefully with the case where environment is complex so that place
Reason result cannot reach expected requirement, can not normally read signal.
The content of the invention
It is an object of the invention to provide the computer network gathered data processing system based on dsp processor, use with
Dsp processor is efficient to being carried out in the collection space middle pitch video data information of environment complexity for the data handling system of core
Acquisition process, has the characteristics of collection frequency range is high, and data processing speed is fast, of low cost.
The present invention is achieved through the following technical solutions：Computer network gathered data processing system based on dsp processor,
Including dsp processor, FPGA processor and signal pickup assembly, the dsp processor is connected with filtering by FPGA processor
Device, the FPGA processor connect wave filter by analog-digital converter, and the signal picker is connected with amplification circuit module, institute
Amplification circuit module is stated to be connected with wave filter by frequency modulation unit；Signal picker is completed to treat the data acquisition of acquisition target,
Wave filter achievees the purpose that selection type transmits to filter a certain range of data-signal；Frequency modulation unit is then realized pending
Analog data signal carries out effective transmission of data-signal with dsp processor；Analog-digital converter completes the conversion to data message.
Further is that the present invention is better achieved, especially using following setting structures：The signal picker passes through resistance
Resistance parallel operation is connected with amplification circuit module, the amplification circuit module include the first amplifying circuit, the second amplifying circuit and
3rd amplifying circuit, the impedance transformer respectively with the first amplifying circuit, the second amplifying circuit and the 3rd amplifying circuit one
End connection, the other end connection frequency modulation unit of first amplifying circuit, the second amplifying circuit and the 3rd amplifying circuit；Impedance becomes
Parallel operation is responsible for the actual loading impedance for collecting data being transformed to the required optimal load impedance of amplifying circuit, amplification electricity
Road then includes being amplified processing to the faint data-signal collected, to ensure that data-signal is effectively transmitted.
Further is that the present invention is better achieved, especially using following setting structures：The wave filter is connected with first
Frequency measurement circuit and detecting circuit, detecting circuit realize the demodulation to data-signal, and first frequency measuring circuit completes logarithm
It is believed that number frequency detecting processing.
Further is that the present invention is better achieved, especially using following setting structures：The FPGA processor is also connected with
There are RAM memory and second frequency measuring circuit；Data storage of the RAM memory for collection signal after treatment,
Second frequency measuring circuit is completed to handle the frequency detecting of data-signal.
Further is that the present invention is better achieved, especially using following setting structures：The first frequency measuring circuit
Second frequency measuring circuit is connected, monitoring processed data signal transmission to second frequency by first frequency detection circuit detects
Circuit completes data frequency.
Further is that the present invention is better achieved, especially using following setting structures：The dsp processor is also associated with
Display, the preferable display use LCD display, and the display is used to show reads collection by dsp processor
Data, the FPGA processor is connected with dsp processor using bus mode.
Further is that the present invention is better achieved, especially using following setting structures：The dsp processor uses
TMS320F2812 processors, the TMS320F2812 processors have the characteristics of performance is strong, small, processing speed is fast.
Compared with prior art, the present invention haing the following advantages and beneficial effect：
The present invention is acquired the real-time processing of data-signal using dsp processor, and its frequency data is analyzed by processing
Display is on an lcd display, clearer to show processing data, and Data Detection precision is high, and effect is good, has stronger suitable
With property, available for a variety of collection sites.
The present invention after gathered data is made filtering process in wave filter by being transmitted to A/D turns of analog-digital converter progress
Change, while frequency monitoring is carried out to data-signal, the further reliability for improving data processing, and analog-digital converter is carrying out
Have the characteristics that transmission speed is fast, precision is high during data transfer.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Embodiment
The present invention is described in further detail with reference to embodiment, but the implementation of the present invention is not limited to this.
Embodiment 1：
As shown in Figure 1, the computer network gathered data processing system based on dsp processor, the present invention passes through following technical sides
Case is realized：Computer network gathered data processing system based on dsp processor, including dsp processor, FPGA processor and letter
Number harvester, signal picker are completed to treat the data acquisition of acquisition target, and the dsp processor is connected by FPGA processor
Wave filter is connected to, wave filter achievees the purpose that selection type transmits to filter a certain range of data-signal；The FPGA processing
Device connects wave filter by analog-digital converter, and the signal picker is connected with amplification circuit module, the amplification circuit module
It is connected by frequency modulation unit with wave filter；Frequency modulation unit then realizes pending analog data signal and dsp processor into line number
It is believed that number effective transmission；Analog-digital converter completes the conversion to data message.
Embodiment 2：
The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is that this is better achieved
Invention, especially using following setting structures：The signal picker is connected by impedance transformer with amplification circuit module, described
Amplification circuit module includes the first amplifying circuit, the second amplifying circuit and the 3rd amplifying circuit, the impedance transformer difference
It is connected with one end of the first amplifying circuit, the second amplifying circuit and the 3rd amplifying circuit, first amplifying circuit, the second amplification
The other end of circuit and the 3rd amplifying circuit connects frequency modulation unit；Impedance transformer is responsible for hindering the actual loading for collecting data
Resistance is changed to the required optimal load impedance of amplifying circuit, and amplification circuit module then includes the faint data to collecting
Signal is amplified processing, and the input signal of the different frequency collected is handled, and is processed into being adapted to analog-to-digital conversion
The data-signal that device is read, amplification circuit module are divided into three different amplification branches, wherein after the processing of the first amplifying circuit
It is 0.1 times of input signal to export signal, and the output signal after the processing of the second amplifying circuit is 100 times of input signal, the 3rd
Output signal after amplifying circuit processing is 5000 times of input signal, to ensure that data-signal is effectively transmitted；Signal is adopted
When acquisition means proceed by signal acquisition, data-signal progress impedance is changed processing by input signal by impedance inverter circuit,
The amplification of corresponding multiple is carried out to data-signal by amplification circuit module, dsp processor is put by the way that frequency modulation unit selection is optimal
Big data signal, is transmitted in wave filter and is filtered processing, while detecting circuit and frequency measurement circuit carry out data-signal
Detection, analog-digital converter also carries out the reading process of data-signal, is finally transmitted in FPGA processor and stored, by
Dsp processor controls display data in the display.
Embodiment 3：
The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is that this is better achieved
Invention, especially using following setting structures：The wave filter is connected with first frequency measuring circuit and detecting circuit, detecting circuit
Realize the demodulation to data-signal, first frequency measuring circuit is completed to handle the frequency detecting of data-signal.
Embodiment 4：
The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is that this is better achieved
Invention, especially using following setting structures：The FPGA processor is also associated with RAM memory and second frequency measuring circuit；
Data storage of the RAM memory for collection signal after treatment, second frequency measuring circuit are completed to data-signal
Frequency detecting processing.
Embodiment 5：
The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is that this is better achieved
Invention, especially using following setting structures：The first frequency measuring circuit connects second frequency measuring circuit, by first frequency
Detection circuit monitors processed data signal transmission to second frequency detection circuit and completes data frequency.
Embodiment 6：
The present embodiment is further optimized based on the above embodiments, as shown in Figure 1, further is that this is better achieved
Invention, especially using following setting structures：The dsp processor is also associated with display, and the preferable display uses LCD
Display, the display are used to show the data that collection is read by dsp processor, the FPGA processor and DSP processing
Device is connected using bus mode.
Further is that the present invention is better achieved, especially using following setting structures：The dsp processor uses
TMS320F2812 processors, the TMS320F2812 processors have the characteristics of performance is strong, small, processing speed is fast.
The above, is only presently preferred embodiments of the present invention, not does limitation in any form to the present invention, it is every according to
Any simply modification, the equivalent variations made according to the technical spirit of the present invention to above example, each fall within the protection of the present invention
Within the scope of.
Claims (8)
1. the computer network gathered data processing system based on dsp processor, it is characterised in that：Including dsp processor, FPGA
Processor and signal pickup assembly, the dsp processor are connected with wave filter by FPGA processor, and the FPGA processor leads to
Analog-digital converter connection wave filter is crossed, the signal picker is connected with amplification circuit module, and the amplification circuit module passes through
Frequency modulation unit is connected with wave filter.
2. the computer network gathered data processing system according to claim 1 based on dsp processor, its feature exist
In：The signal picker is connected by impedance transformer with amplification circuit module, and the amplification circuit module includes first
Amplifying circuit, the second amplifying circuit and the 3rd amplifying circuit, the impedance transformer amplify with the first amplifying circuit, second respectively
One end of circuit and the 3rd amplifying circuit connects, first amplifying circuit, the second amplifying circuit and the 3rd amplifying circuit it is another
One end connects frequency modulation unit.
3. the computer network gathered data processing system according to claim 2 based on dsp processor, its feature exist
In：The wave filter is connected with first frequency measuring circuit and detecting circuit.
4. the computer network gathered data processing system according to claim 3 based on dsp processor, its feature exist
In：The FPGA processor is also associated with RAM memory and second frequency measuring circuit.
5. the computer network gathered data processing system according to claim 4 based on dsp processor, its feature exist
In：The first frequency measuring circuit connects second frequency measuring circuit.
6. the computer network gathered data processing system according to claim 5 based on dsp processor, its feature exist
In：The dsp processor is also associated with display.
7. the computer network gathered data processing system according to claim 6 based on dsp processor, its feature exist
In：The FPGA processor is connected with dsp processor using bus mode.
8. the computer network gathered data processing system according to claim 7 based on dsp processor, its feature exist
In：The dsp processor uses TMS320F2812 processors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711319365.0A CN107911090A (en) | 2017-12-12 | 2017-12-12 | Computer network gathered data processing system based on dsp processor |
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| CN201711319365.0A CN107911090A (en) | 2017-12-12 | 2017-12-12 | Computer network gathered data processing system based on dsp processor |
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| CN101013142A (en) * | 2006-12-29 | 2007-08-08 | 徐红启 | Portable universal digital storage oscillograph |
| CN202403791U (en) * | 2011-12-14 | 2012-08-29 | 北京工业大学 | Portable gear drive noise testing system |
| CN203054841U (en) * | 2012-12-20 | 2013-07-10 | 北汽福田汽车股份有限公司 | Data collection and transmission device |
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Application publication date: 20180413 |