CN203433061U - Analog electrocardiosignal generating circuit for synchronously outputting 8 paths of signals - Google Patents
Analog electrocardiosignal generating circuit for synchronously outputting 8 paths of signals Download PDFInfo
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- CN203433061U CN203433061U CN201320541935.1U CN201320541935U CN203433061U CN 203433061 U CN203433061 U CN 203433061U CN 201320541935 U CN201320541935 U CN 201320541935U CN 203433061 U CN203433061 U CN 203433061U
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Abstract
The utility model discloses an analog electrocardiosignal generating circuit for synchronously outputting 8 paths of signals, which belongs to the technical field of medical apparatus and instruments. The analog electrocardiosignal generating circuit comprises a single chip microcomputer C8051F310, a filtering and attenuating circuit and an analog electrocardiosignal generator SKX-2000, wherein the single chip microcomputer C8051F310 is connected with the analog electrocardiosignal generator SKX-2000 through the filtering and attenuating circuit, and the filtering and attenuating circuit is composed of a first filtering and attenuating circuit, a second filtering and attenuating circuit, a third filtering and attenuating circuit, a fourth filtering and attenuating circuit and a fifth filtering and attenuating circuit. The analog electrocardiosignal generating circuit can be used for detecting various performances of ECG products, such as the heart rate accuracy and response to various kinds of amplitudes and frequencies of signals, can list various kinds of detection waveforms required by ECG products, and is convenient for testing ECG products.
Description
Technical field
The utility model relates to a kind of electrocardiosignal circuit, and specifically a kind of analog electrocardiogram signal generating circuit of synchronous output 8 road signals, belongs to technical field of medical instruments.
Background technology
At present, domestic electrocardio series products, as electrocardiograph, ECG monitor, dynamic electrocardiogram etc., in production, test, maintenance process, the signal generation apparatus of the simulation human ecg signal using, what substantially adopt is that to take the timers such as digital circuit be the signal generation apparatus that main mimic channel forms, its frequency and amplitude also have waveform catalog all very single, frequency can accurately not adjusted, amplitude can not arbitrarily convert, can only be confirmed whether the parameters such as waveform as a kind of simple use test, can not test the accuracy of parameter.
Summary of the invention
The problem existing for above-mentioned prior art, the utility model provides a kind of analog electrocardiogram signal generating circuit of synchronous output 8 road signals, solve the current phenomenon of electrocardio series products signal generating circuit performance deficiency on the market, improve the adjustability of frequency and amplitude, can test the accuracy of parameter.
To achieve these goals, the technical solution adopted in the utility model is: a kind of analog electrocardiogram signal generating circuit of synchronous output 8 road signals, comprise single-chip microcomputer C8051F310, algorithm circuit and Generator of Analog Heart's Electrical Signal SKX-2000, described single-chip microcomputer C8051F310 is connected with Generator of Analog Heart's Electrical Signal SKX-2000 by algorithm circuit, and algorithm circuit is by the first algorithm circuit, the second algorithm circuit, the 3rd algorithm circuit, the 4th algorithm circuit and the 5th algorithm the electric circuit constitute.
The first algorithm circuit is by resistance R 0, resistance R 1, resistance R 2, resistance R 3, resistance R 32, resistance R 33 and capacitor C 0 form, first via signal is through resistance R 0, after capacitor C 0 filtering, pass through again resistance R 1, resistance R 2, resistance R 3 is carried out dividing potential drop, signal after dividing potential drop, offer the pin one of Generator of Analog Heart's Electrical Signal SKX-2000, pin two, RA is provided, LA signal, 3.3V voltage is through resistance R 32, resistance R 33 is carried out dividing potential drop, offer the pin 3 of Generator of Analog Heart's Electrical Signal SKX-2000, LL signal is provided, pin 4 ground connection of Generator of Analog Heart's Electrical Signal SKX-2000, RL signal is provided, described LL signal is for connecting left leg signal, RL signal is for connecting right leg signal.
The second algorithm circuit is comprised of resistance R 4, resistance R 5, resistance R 6 and capacitor C 1, the second road signal is after resistance R 4, capacitor C 1 filtering, through resistance R 5, resistance R 6, carry out dividing potential drop again, offer the pin 5 of Generator of Analog Heart's Electrical Signal SKX-2000, C1 signal is provided.
The 3rd algorithm circuit is comprised of resistance R 7, resistance R 8, resistance R 9 and capacitor C 2, Third Road signal is after resistance R 7, capacitor C 2 filtering, through resistance R 8, resistance R 9, carry out dividing potential drop again, offer the pin 6 of Generator of Analog Heart's Electrical Signal SKX-2000, C2 signal is provided.
The 4th algorithm circuit is comprised of resistance R 10, resistance R 11, resistance R 12 and capacitor C 3, Si road signal is after resistance R 10, capacitor C 3 filtering, through resistance R 11, resistance R 12, carry out dividing potential drop again, offer the pin 7 of Generator of Analog Heart's Electrical Signal SKX-2000, C3 signal is provided.
The 5th algorithm circuit is comprised of resistance R 13, resistance R 14, resistance R 15, resistance R 16, resistance R 17 and capacitor C 4, Wu road signal is after resistance R 13, capacitor C 4 filtering, through resistance R 14, resistance R 15, resistance R 16, resistance R 17, carry out after dividing potential drop again, offer pin 8, pin 9, the pin one 0 of Generator of Analog Heart's Electrical Signal SKX-2000, C4 is provided respectively, C5, C6 signal.Described C1, C2, C3, C4, C5, C6 signal are that chest is led signal.
Compared with prior art, the utility model adopts singlechip technology, by the required various signals of the electrocardio series products simulating, by the first algorithm circuit, the second algorithm circuit, the 3rd algorithm circuit, the 4th algorithm circuit and the 5th algorithm circuit carry out after filtering and decay, make its amplitude meet the required signal amplitude of electrocardio series products, this circuit can be used for detecting the various performances of electrocardio series products, accuracy and various amplitudes and frequency response to signal such as heart rate, be used for testing the performance of electrocardio series products, can also list the required multiple detection waveform of electrocardio series products, conveniently electrocardio series products is tested.
Accompanying drawing explanation
Fig. 1 is the utility model circuit theory diagrams.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, the utility model comprises single-chip microcomputer C8051F310, algorithm circuit and Generator of Analog Heart's Electrical Signal SKX-2000, described single-chip microcomputer C8051F310 is connected with Generator of Analog Heart's Electrical Signal SKX-2000 by algorithm circuit, and algorithm circuit is by the first algorithm circuit, the second algorithm circuit, the 3rd algorithm circuit, the 4th algorithm circuit and the 5th algorithm the electric circuit constitute.
The first algorithm circuit is by resistance R 0, resistance R 1, resistance R 2, resistance R 3, resistance R 32, resistance R 33 and capacitor C 0 form, first via signal is through resistance R 0, after capacitor C 0 filtering, pass through again resistance R 1, resistance R 2, resistance R 3 is carried out dividing potential drop, signal after dividing potential drop, offer the pin one of Generator of Analog Heart's Electrical Signal SKX-2000, pin two, RA is provided, LA signal, 3.3V voltage is through resistance R 32, resistance R 33 is carried out dividing potential drop, offer the pin 3 of Generator of Analog Heart's Electrical Signal SKX-2000, LL signal is provided, pin 4 ground connection of Generator of Analog Heart's Electrical Signal SKX-2000, RL signal is provided, described LL signal is for connecting left leg signal, RL signal is for connecting right leg signal.
The second algorithm circuit is comprised of resistance R 4, resistance R 5, resistance R 6 and capacitor C 1, the second road signal is after resistance R 4, capacitor C 1 filtering, through resistance R 5, resistance R 6, carry out dividing potential drop again, offer the pin 5 of Generator of Analog Heart's Electrical Signal SKX-2000, C1 signal is provided.
The 3rd algorithm circuit is comprised of resistance R 7, resistance R 8, resistance R 9 and capacitor C 2, Third Road signal is after resistance R 7, capacitor C 2 filtering, through resistance R 8, resistance R 9, carry out dividing potential drop again, offer the pin 6 of Generator of Analog Heart's Electrical Signal SKX-2000, C2 signal is provided.
The 4th algorithm circuit is comprised of resistance R 10, resistance R 11, resistance R 12 and capacitor C 3, Si road signal is after resistance R 10, capacitor C 3 filtering, through resistance R 11, resistance R 12, carry out dividing potential drop again, offer the pin 7 of Generator of Analog Heart's Electrical Signal SKX-2000, C3 signal is provided.
The 5th algorithm circuit is comprised of resistance R 13, resistance R 14, resistance R 15, resistance R 16, resistance R 17 and capacitor C 4, Wu road signal is after resistance R 13, capacitor C 4 filtering, through resistance R 14, resistance R 15, resistance R 16, resistance R 17, carry out after dividing potential drop again, offer pin 8, pin 9, the pin one 0 of Generator of Analog Heart's Electrical Signal SKX-2000, C4 is provided respectively, C5, C6 signal.Described C1, C2, C3, C4, C5, C6 signal are that chest is led signal.
The utility model is on original product basis, adopted singlechip technology, using single-chip microcomputer C8051F310 as main control chip, be equipped with certain signal filtering attenuator circuit, select the EGC analog signal of synchronous output 5 road unlike signal amplitudes and type, its amplitude range is between 0.2mV-4mV, and frequency is 10-300 beat/min, exports 8 tunnel synchronizing signals.
Claims (6)
1. the analog electrocardiogram signal generating circuit of synchronous output 8 road signals, it is characterized in that, comprise single-chip microcomputer C8051F310, algorithm circuit and Generator of Analog Heart's Electrical Signal SKX-2000, described single-chip microcomputer C8051F310 is connected with Generator of Analog Heart's Electrical Signal SKX-2000 by algorithm circuit, and algorithm circuit is by the first algorithm circuit, the second algorithm circuit, the 3rd algorithm circuit, the 4th algorithm circuit and the 5th algorithm the electric circuit constitute.
2. the analog electrocardiogram signal generating circuit of a kind of synchronous output 8 road signals according to claim 1, it is characterized in that, the first described algorithm circuit is by resistance R 0, resistance R 1, resistance R 2, resistance R 3, resistance R 32, resistance R 33 and capacitor C 0 form, first via signal is through resistance R 0, after capacitor C 0 filtering, pass through again resistance R 1, resistance R 2, resistance R 3 is carried out dividing potential drop, signal after dividing potential drop, offer the pin one of Generator of Analog Heart's Electrical Signal SKX-2000, pin two, 3.3V voltage is through resistance R 32, resistance R 33 is carried out dividing potential drop, offer the pin 3 of Generator of Analog Heart's Electrical Signal SKX-2000, pin 4 ground connection of Generator of Analog Heart's Electrical Signal SKX-2000.
3. the analog electrocardiogram signal generating circuit of a kind of synchronous output 8 road signals according to claim 1, it is characterized in that, the second described algorithm circuit is comprised of resistance R 4, resistance R 5, resistance R 6 and capacitor C 1, the second road signal is after resistance R 4, capacitor C 1 filtering, through resistance R 5, resistance R 6, carry out dividing potential drop again, offer the pin 5 of Generator of Analog Heart's Electrical Signal SKX-2000.
4. the analog electrocardiogram signal generating circuit of a kind of synchronous output 8 road signals according to claim 1, it is characterized in that, the 3rd described algorithm circuit is comprised of resistance R 7, resistance R 8, resistance R 9 and capacitor C 2, Third Road signal is after resistance R 7, capacitor C 2 filtering, through resistance R 8, resistance R 9, carry out dividing potential drop again, offer the pin 6 of Generator of Analog Heart's Electrical Signal SKX-2000.
5. the analog electrocardiogram signal generating circuit of a kind of synchronous output 8 road signals according to claim 1, it is characterized in that, the 4th described algorithm circuit is comprised of resistance R 10, resistance R 11, resistance R 12 and capacitor C 3, Si road signal is after resistance R 10, capacitor C 3 filtering, through resistance R 11, resistance R 12, carry out dividing potential drop again, offer the pin 7 of Generator of Analog Heart's Electrical Signal SKX-2000.
6. the analog electrocardiogram signal generating circuit of a kind of synchronous output 8 road signals according to claim 1, it is characterized in that, the 5th described algorithm circuit is comprised of resistance R 13, resistance R 14, resistance R 15, resistance R 16, resistance R 17 and capacitor C 4, Wu road signal is after resistance R 13, capacitor C 4 filtering, through resistance R 14, resistance R 15, resistance R 16, resistance R 17, carry out after dividing potential drop again, offer pin 8, pin 9, the pin one 0 of Generator of Analog Heart's Electrical Signal SKX-2000.
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106992767A (en) * | 2017-04-27 | 2017-07-28 | 昆明理工大学 | A kind of synthesis type ECG signal generator |
CN112237432A (en) * | 2020-10-21 | 2021-01-19 | 浙江普可医疗科技有限公司 | Electroencephalogram signal generation method and signal generator |
CN115208361A (en) * | 2022-06-13 | 2022-10-18 | 曦成半导体技术(上海)有限公司 | Bioelectricity analog generator |
-
2013
- 2013-09-02 CN CN201320541935.1U patent/CN203433061U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106992767A (en) * | 2017-04-27 | 2017-07-28 | 昆明理工大学 | A kind of synthesis type ECG signal generator |
CN106992767B (en) * | 2017-04-27 | 2023-06-16 | 昆明理工大学 | Synthetic electrocardiosignal generator |
CN112237432A (en) * | 2020-10-21 | 2021-01-19 | 浙江普可医疗科技有限公司 | Electroencephalogram signal generation method and signal generator |
CN115208361A (en) * | 2022-06-13 | 2022-10-18 | 曦成半导体技术(上海)有限公司 | Bioelectricity analog generator |
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