CN106361321A - Electric physiological signal processing device based on single chip microcomputer - Google Patents
Electric physiological signal processing device based on single chip microcomputer Download PDFInfo
- Publication number
- CN106361321A CN106361321A CN201610737163.7A CN201610737163A CN106361321A CN 106361321 A CN106361321 A CN 106361321A CN 201610737163 A CN201610737163 A CN 201610737163A CN 106361321 A CN106361321 A CN 106361321A
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- physiological signal
- signal processing
- amplifier
- processing meanss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Physics & Mathematics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The embodiment of the invention discloses an electric physiological signal processing device based on a single chip microcomputer. The electric physiological signal processing device comprises an analog front-end amplifier, the single chip microcomputer and a computer, wherein the analog front-end amplifier is electrically connected with the single chip microcomputer, the single chip microcomputer is electrically connected with the computer, a physiological signal is processed by the analog front-end amplifier, then a digital signal is obtained, and the digital signal is cached in the single chip microcomputer and transmitted to the computer through the single chip microcomputer. With the adoption of the technical scheme provided by the embodiment of the invention, the cost of the electric physiological signal processing device can be reduced.
Description
Technical field
The present invention relates to medical instruments field is and in particular to a kind of SCM Based electricity physiological signal processing meanss.
Background technology
Existing electricity physiological signal processing meanss are mainly by multiple tracks instrument amplifier, data collecting card, dsp chip and meter
Calculate mechanism to become.Nerve signal is amplified by multiple tracks instrument amplifier, and multiple tracks instrument amplifier accesses data by several meters long of wire
Capture card, data collecting card is directed to the nerve signal amplifying and is filtered operating with analog digital conversion, is then passed through the reality of dsp chip
When process and analysis after be transferred to computer.
But existing electricity physiological signal processing meanss have the disadvantage in that and lead to instrument to become due to the introducing of dsp chip
This is higher, and, from the angle of neuro physiology experiment, without dsp chip pins, the nerve signal after digitized is carried out in real time
Process and analyze.
Content of the invention
Embodiments provide a kind of SCM Based electricity physiological signal processing meanss, to reducing electro physiology letter
The cost of number processing meanss.
Embodiment of the present invention first aspect provides a kind of SCM Based electricity physiological signal processing meanss, comprising: simulation
Front-end amplifier, single-chip microcomputer and computer, described AFE (analog front end) amplifier and described monolithic mechatronics, described single-chip microcomputer and institute
State calculating mechatronics；
Physiological signal obtains digital signal after processing through described AFE (analog front end) amplifier, and digital signal is in described single-chip microcomputer
Caching, and it is forwarded to described computer via described single-chip microcomputer.
Optionally, described AFE (analog front end) amplifier includes multiple tracks instrument amplifier, wave filter and analog-digital converter.
Optionally, described AFE (analog front end) amplifier is used for physiological signal is executed with collection, amplification, filtering, analog digital conversion behaviour
Make.
Optionally, described single-chip microcomputer has direct memory access dma function.
Optionally, described single-chip microcomputer has spi port and usb port.
Optionally, described computer is analyzed and stores for described physiological signal.
Optionally, described single-chip microcomputer is electrically connected by described spi port with described AFE (analog front end) amplifier.
Optionally, described single-chip microcomputer is electrically connected by described usb port with described computer.
Optionally, described single-chip microcomputer is arm cortex m3 single-chip microcomputer.
Optionally, described multiple tracks instrument amplifier is 32 road 24ksps amplifiers.
As can be seen that in embodiment of the present invention technical scheme, SCM Based electricity physiological signal processing meanss include: mould
Intend front-end amplifier, single-chip microcomputer and computer, described AFE (analog front end) amplifier and described monolithic mechatronics, described single-chip microcomputer with
Described calculating mechatronics, physiological signal obtains digital signal after processing through described AFE (analog front end) amplifier, and digital signal is in institute
State caching in single-chip microcomputer, and be forwarded to described computer via described single-chip microcomputer.It can be seen that, the SCM Based electricity of the present invention is raw
Reason signal processing apparatus impute to complicated dsp computing in the computer of powerful, and single-chip microcomputer only executes basic data
Receive, arrange and send task, eliminate the application to high speed dsp, thus, can be greatly by implementing the embodiment of the present invention
Reduce the cost of electricity physiological signal processing meanss.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is that the structure of a kind of SCM Based electricity physiological signal processing meanss that first embodiment of the invention provides is shown
It is intended to.
Specific embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, is clearly and completely described to the technical scheme in the embodiment of the present invention it is clear that described embodiment is this
Bright a part of embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
There is the every other embodiment being obtained under the premise of making creative work, broadly fall into the scope of protection of the invention.
Term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second ", " the 3rd ", "
Four " it is etc. for distinguishing different objects, rather than be used for describing particular order.Additionally, " comprising " and " having " and they appoint
What deformation is it is intended that cover non-exclusive comprising.For example contain the process of series of steps or unit, method, system, product
Product or equipment are not limited to step or the unit listed, but alternatively also include step or the unit do not listed, or
Alternatively also include for these processes, method, product or intrinsic other steps of equipment or unit.
Referenced herein " embodiment " is it is meant that the special characteristic, structure or the characteristic that describe can be wrapped in conjunction with the embodiments
It is contained at least one embodiment of the present invention.Each position in the description occur this phrase might not each mean identical
Embodiment, be not and the independent of other embodiments mutual exclusion or alternative embodiment.Those skilled in the art explicitly and
Implicitly it is understood by, embodiment described herein can be combined with other embodiments.
Refer to Fig. 1, Fig. 1 is that a kind of SCM Based electricity physiological signal that first embodiment of the invention provides processes dress
The structural representation put, as shown in figure 1, the SCM Based electricity physiological signal processing meanss 100 in the embodiment of the present invention are wrapped
Include following part: AFE (analog front end) amplifier 101, single-chip microcomputer 102 and computer 103, described AFE (analog front end) amplifier 101 with described
Single-chip microcomputer 102 electrically connects, and described single-chip microcomputer 102 is electrically connected with described computer 103.
Specifically, physiological signal obtains digital signal after processing through described AFE (analog front end) amplifier 101, and digital signal is in institute
State caching in single-chip microcomputer 102, and be forwarded to described computer 103 via described single-chip microcomputer 102.
Wherein, described AFE (analog front end) amplifier 101 includes multiple tracks instrument amplifier, wave filter and analog-digital converter.Multiple tracks
Instrument amplifier, wave filter and analog-digital converter are integrated in a chip internal of AFE (analog front end) amplifier 101, to realize opposite
Reason signal executes collection, amplification, filtering, analog digital conversion operation.
Wherein, described single-chip microcomputer 102 has spi port and usb port, and described single-chip microcomputer 102 and described AFE (analog front end) are put
Big device 101 passes through the electrical connection of described spi port, and described single-chip microcomputer 102 is electrically connected by described usb port with described computer 103
Connect.
Wherein, described single-chip microcomputer 102 has direct memory access dma function.Described single-chip microcomputer 102 passes through spi data wire
Connect with the spi port of AFE (analog front end) amplifier 101, send instruction and read amplification and digitized physiological signal, that is, realize
Described single-chip microcomputer 102 real-time reception simultaneously stores the digital signal that described AFE (analog front end) amplifier 101 generates, wherein, described simulation
The digital signal that front-end amplifier 101 generates is stored in multiple buffer cells in single-chip microcomputer internal memory, constitutes loop buffer.
Single-chip microcomputer 102 passes through usb fast mode and computer 103 communicates.Each packet of usb communication is exactly in a buffer cell
Data.
Wherein, there is dma function and the single-chip microcomputer of usb port, as the core of physiological signals acquisition card, only carry out basic
Data receiver, arrangement and send task, described physiological signal is analyzed and is stored by described computer 103.
Wherein, described single-chip microcomputer 102 is arm cortex m3 single-chip microcomputer 102, and described multiple tracks instrument amplifier is 32 roads
24ksps amplifier.Specifically, single arm cortexm3 single-chip microcomputer 102 connects the AFE (analog front end) amplification of single 32 road 24ksps
Device 101, as a unit, by usb2.0 high-speed port to computer 103 transmission data.The computer of one multinuclear cpu
Four units can be supported completely simultaneously.
As can be seen that in embodiment of the present invention technical scheme, SCM Based electricity physiological signal processing meanss include: mould
Intend front-end amplifier, single-chip microcomputer and computer, described AFE (analog front end) amplifier and described monolithic mechatronics, described single-chip microcomputer with
Described calculating mechatronics, physiological signal obtains digital signal after processing through described AFE (analog front end) amplifier, and digital signal is in institute
State caching in single-chip microcomputer, and be forwarded to described computer via described single-chip microcomputer.It can be seen that, the SCM Based electricity of the present invention is raw
Reason signal processing apparatus impute to complicated dsp computing in the computer of powerful, and single-chip microcomputer only executes basic data
Receive, arrange and send task, eliminate the application to high speed dsp, thus, can be greatly by implementing the embodiment of the present invention
Reduce the cost of electricity physiological signal processing meanss.
The embodiment of the present invention also provides a kind of computer-readable storage medium, and wherein, this computer-readable storage medium can be stored with journey
Sequence, includes the part of the monitoring method of any service processes or complete described in said method embodiment during this program performing
Portion's step.
It should be understood that disclosed device in several embodiments provided herein, can be by another way
Realize.For example, device embodiment described above is schematic, the division of for example described unit, is a kind of logic function
Divide, actual can have other dividing mode when realizing, for example multiple units or assembly can in conjunction with or be desirably integrated into
Another system, or some features can ignore, or do not execute.Another, shown or discussed coupling each other or
Direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING of device or unit or communication connection, can be electricity
Property or other form.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.Above-mentioned integrated list
Unit both can be to be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If described integrated unit is realized and as independent production marketing or use using in the form of SFU software functional unit
When, can be stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially
The part in other words prior art being contributed or all or part of this technical scheme can be in the form of software products
Embody, this computer software product is stored in a storage medium, including some instructions with so that a computer
Equipment (can be personal computer, server or network equipment etc.) execution each embodiment methods described of the present invention whole or
Part steps.And aforesaid storage medium includes: u disk, read only memory (rom, read-only memory), random access memory are deposited
Reservoir (ram, random access memory), portable hard drive, magnetic disc or CD etc. are various can be with store program codes
Medium.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
Completed with the hardware instructing correlation by program, this program can be stored in a computer-readable recording medium, storage
Medium may include that flash disk, read only memory (English: read-only memory, referred to as: rom), random access device (English
Literary composition: random access memory, referred to as: ram), disk or CD etc..
A kind of SCM Based electricity physiological signal the processing meanss above embodiment of the present invention being provided have been carried out in detail
Thin introduce, specific case used herein is set forth to the principle of the present invention and embodiment, the saying of above example
Bright it is only intended to help and understands the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, foundation
The thought of the present invention, all will change in specific embodiments and applications, and in sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of SCM Based electricity physiological signal processing meanss are it is characterised in that described electricity physiological signal processing meanss bag
Include: AFE (analog front end) amplifier, single-chip microcomputer and computer, described AFE (analog front end) amplifier and described monolithic mechatronics, described list
Piece machine and described calculating mechatronics；
Physiological signal obtains digital signal after processing through described AFE (analog front end) amplifier, and digital signal is slow in described single-chip microcomputer
Deposit, and be forwarded to described computer via described single-chip microcomputer.
2. electricity physiological signal processing meanss as claimed in claim 1 it is characterised in that described AFE (analog front end) amplifier include many
Road instrument amplifier, wave filter and analog-digital converter.
3. electricity physiological signal processing meanss as claimed in claim 2 are it is characterised in that described AFE (analog front end) amplifier is for right
Physiological signal executes collection, amplification, filtering, analog digital conversion operation.
4. electricity physiological signal processing meanss as claimed in claim 1 are it is characterised in that described single-chip microcomputer has direct internal memory deposits
Take dma function.
5. electricity physiological signal processing meanss as claimed in claim 1 it is characterised in that described single-chip microcomputer have spi port and
Usb port.
6. electricity physiological signal processing meanss as claimed in claim 1 are it is characterised in that described computer is used for described physiology letter
Number it is analyzed and stores.
7. electricity physiological signal processing meanss as claimed in claim 5 are it is characterised in that described single-chip microcomputer and described AFE (analog front end)
Amplifier passes through the electrical connection of described spi port.
8. electricity physiological signal processing meanss as claimed in claim 5 are it is characterised in that described single-chip microcomputer is led to described computer
Cross the electrical connection of described usb port.
9. electricity physiological signal processing meanss as claimed in claim 1 are it is characterised in that described single-chip microcomputer is arm cortex
M3 single-chip microcomputer.
10. electricity physiological signal processing meanss as claimed in claim 2 are it is characterised in that described multiple tracks instrument amplifier is 32
Road 24ksps amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737163.7A CN106361321A (en) | 2016-08-26 | 2016-08-26 | Electric physiological signal processing device based on single chip microcomputer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610737163.7A CN106361321A (en) | 2016-08-26 | 2016-08-26 | Electric physiological signal processing device based on single chip microcomputer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106361321A true CN106361321A (en) | 2017-02-01 |
Family
ID=57903306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610737163.7A Pending CN106361321A (en) | 2016-08-26 | 2016-08-26 | Electric physiological signal processing device based on single chip microcomputer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106361321A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103750834A (en) * | 2014-02-13 | 2014-04-30 | 重庆海睿科技有限公司 | Electrocardiosignal collecting wire |
| CN104943727A (en) * | 2015-07-17 | 2015-09-30 | 厦门理工学院 | Bioassay car steering wheel |
| CN204863175U (en) * | 2015-07-29 | 2015-12-16 | 深圳市宝荣盈丰科技有限公司 | Novel electrocardio appearance |
-
2016
- 2016-08-26 CN CN201610737163.7A patent/CN106361321A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103750834A (en) * | 2014-02-13 | 2014-04-30 | 重庆海睿科技有限公司 | Electrocardiosignal collecting wire |
| CN104943727A (en) * | 2015-07-17 | 2015-09-30 | 厦门理工学院 | Bioassay car steering wheel |
| CN204863175U (en) * | 2015-07-29 | 2015-12-16 | 深圳市宝荣盈丰科技有限公司 | Novel electrocardio appearance |
Non-Patent Citations (3)
| Title |
|---|
| 袁海波等: "采用SOC 芯片的便携式无线心电监护系统", 《吉林大学学报（信息科学版）》 * |
| 陈启军等: "《嵌入式系统及其应用 第3版》", 31 December 2015 * |
| 魏厚杰等: "ADS1298模拟前端的便携式生理信号采集系统", 《单片机与嵌入式系统应用》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102820034B (en) | Noise sensing and identifying device and method for civil aircraft | |
| CN100377104C (en) | RAM accessing information real-time capturing device and method | |
| CN107942214A (en) | A kind of feature extracting method of transformer partial discharge signal, device | |
| CN106546960A (en) | A kind of Radar IF Echo multi-mode Real-time Collection analysis system and method | |
| CN103720468A (en) | Artifact identification method and device applied to dynamic electrocardiogram data | |
| EP2962641A1 (en) | Ring topological structure of pet imaging system and implementation method thereof | |
| CN106326179A (en) | Fingerprint collection tooling and method based on SPI (serial peripheral interface) protocol | |
| CN102611836B (en) | High-speed image collecting method based on Labview | |
| CN104408213A (en) | Portable data acquisition card | |
| CN100356650C (en) | Intelligent data collecting and overvoltage protective system for high and medium voltage power device | |
| CN103308828A (en) | Partial discharge electro-acoustic signals synchronous monitoring device for CPLD (complex programmable logic device)-based transformer | |
| CN208736686U (en) | Train based on NVH accelerates and deboost phase ATO Performance Test System | |
| CN104068851B (en) | Eeg signal acquisition system and method based on FPGA | |
| CN106361321A (en) | Electric physiological signal processing device based on single chip microcomputer | |
| CN103876735A (en) | System and method for collecting high-performance brain electrical signals | |
| CN206400756U (en) | Fast Ethernet data collecting card | |
| CN105242603B (en) | A kind of electric power acquisition terminal and its debugging upgrade method with USB OTG interfaces | |
| CN207718361U (en) | PCM signal harvester and system | |
| CN206711082U (en) | A kind of data collecting card based on PXIe buses | |
| CN205049265U (en) | Multichannel sensor real -time detection system | |
| CN2922792Y (en) | Automatic epilepsia electroencephalo monitoring and diagnosis system | |
| CN202855054U (en) | 3G (3rd generation telecommunication) wireless vibration data collection and transmission device | |
| CN114779010A (en) | Fault traveling wave detection method based on symmetric differential energy operator and neural network | |
| CN204856469U (en) | General signal acquisition driver | |
| CN210836065U (en) | Underwater acoustic signal processing device based on multi-core parallel high-speed platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170201 |
|
| RJ01 | Rejection of invention patent application after publication |