CN107397543A - Contactless heartbeat detection device - Google Patents
Contactless heartbeat detection device Download PDFInfo
- Publication number
- CN107397543A CN107397543A CN201710445587.0A CN201710445587A CN107397543A CN 107397543 A CN107397543 A CN 107397543A CN 201710445587 A CN201710445587 A CN 201710445587A CN 107397543 A CN107397543 A CN 107397543A
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- unit
- signal
- oscillator
- frequency mixer
- life parameters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
- A61B5/02444—Details of sensor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
- A61B5/6889—Rooms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Signal Processing (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Psychiatry (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The invention discloses a kind of contactless heartbeat detection device, including：Detection unit, detection unit are used to detect life parameters；Frequency mixer, frequency mixer receive the signal of the life parameters detected；Amplifying unit, amplifying unit are connected with frequency mixer, and the signal of life parameters is amplified；Pretreatment unit, pretreatment unit are connected with amplifying unit, for handling the signal of the life parameters after amplifying；Converting unit, converting unit are connected with pretreatment unit, and the signal of life parameters is converted into data signal；Display unit, display unit are used to show data signal.The advantage of the invention is that：By the heart rate of non-contacting measurement device human body, it is used cooperatively with sauna house, the purpose that sauna house is opened and closed automatically by heart rate can be realized.
Description
Technical field
The present invention relates to automatic detection field, more particularly, to a kind of contactless heartbeat detection device.
Background technology
Heart rate is the important indicator of clinical detection life parameters, and existing method mainly uses contact measurement technology, raw
The contact measurement of thing medical signals refers to directly or indirectly contact human body using electrode or sensor, reaches detection medical science and believe
The purpose of breath.
In sauna house introduce heartbeat detection device, play the role of to the temperature and humidity for automatically controlling sauna house it is important,
Contact measurement is not easy to be used in sauna house.
Therefore, it is necessary to develop a kind of contactless heartbeat detection device.
The information for being disclosed in background of invention part is merely intended to deepen the reason of the general background technology to the present invention
Solution, and be not construed as recognizing or imply known to those skilled in the art existing of the information structure in any form
Technology.
The content of the invention
The present invention proposes a kind of contactless heartbeat detection device, and it does not contact human body, realizes the measurement of heart rate.
According to a kind of contactless heartbeat detection device of the present invention, including：
Detection unit, the detection unit are used to detect life parameters；
Frequency mixer, the frequency mixer receive the signal of the life parameters detected；
Amplifying unit, the amplifying unit are connected with the frequency mixer, and the signal of the life parameters is amplified；
Pretreatment unit, the pretreatment unit are connected with the amplifying unit, for handling the life after amplifying
The signal of parameter；
Converting unit, the converting unit are connected with the pretreatment unit, and the signal of the life parameters is converted into
Data signal；
Display unit, the display unit are used to show the data signal.
Preferably, the detection unit includes：
Oscillator, the oscillator send oscillator signal；
Coupling device is oriented, the orientation coupling device is connected with the oscillator, wherein all the way launching the oscillator signal
Go out, another way is conveyed directly to the frequency mixer；
Circulator, the circulator are connected with orientation coupling device, antenna and the frequency mixer respectively, and the antenna will
The oscillator signal projects, and the oscillator signal is touched the detection that human body completes the life parameters, and by scattered signal
Deliver to the frequency mixer.
Preferably, the converting unit is A/D converter.
Preferably, the contactless heartbeat detection device also includes：
Wave filter, the wave filter are connected between the pretreatment unit and converting unit.
Preferably, the oscillator is harmonic wave oscillator or relaxation oscillator.
Preferably, the display unit is display screen, mobile phone or tablet personal computer.
According to a kind of contactless heartbeat detection device of the present invention, the advantage is that：Pass through non-contacting measurement device
The heart rate of human body, is used cooperatively with sauna house, can realize the purpose that sauna house is opened and closed automatically by heart rate.
The device of the present invention has other a characteristics and advantage, these characteristics and advantage from the accompanying drawing being incorporated herein and with
It will be apparent, or will enter in the accompanying drawing and subsequent specific embodiment being incorporated herein in specific embodiment afterwards
Row statement in detail, these the drawings and specific embodiments are provided commonly for explaining the certain principles of the present invention.
Brief description of the drawings
Exemplary embodiment of the present is described in more detail in conjunction with the accompanying drawings, of the invention is above-mentioned and other
Purpose, feature and advantage will be apparent, wherein, in exemplary embodiments of the present invention, identical reference is usual
Represent same parts.
Fig. 1 shows a kind of signal of contactless heartbeat detection device according to one exemplary embodiment of the present invention
Figure.
Description of reference numerals：
1st, oscillator；2nd, coupling device is oriented；3rd, circulator；4th, antenna；5th, frequency mixer；6th, amplifying unit；7th, pretreatment is single
Member；8th, wave filter；9th, converting unit；10th, display screen.
Embodiment
The present invention is more fully described below with reference to accompanying drawings.Although showing the preferred embodiments of the present invention in accompanying drawing,
However, it is to be appreciated that the present invention is may be realized in various forms without should be limited by embodiments set forth here.Conversely, there is provided
These embodiments are in order that the present invention is more thorough and complete, and can will fully convey the scope of the invention to ability
The technical staff in domain.
The present invention proposes a kind of contactless heartbeat detection device, including：
Detection unit, detection unit are used to detect life parameters；
Frequency mixer, frequency mixer receive the signal of the life parameters detected；
Amplifying unit, amplifying unit are connected with frequency mixer, and the signal of life parameters is amplified；
Pretreatment unit, pretreatment unit are connected with amplifying unit, for handling the signal of the life parameters after amplifying；
Converting unit, converting unit are connected with pretreatment unit, and the signal of life parameters is converted into data signal；
Display unit, display unit are used to show data signal.
Wherein, wave filter is connected between the pretreatment unit and converting unit.
Preferably, detection unit includes：
Oscillator, oscillator send oscillator signal；
Coupling device is oriented, orientation coupling device is connected with oscillator, wherein all the way launching oscillator signal, another way is straight
Connect and be sent to frequency mixer；
Circulator, circulator are connected with orientation coupling device, antenna and frequency mixer respectively, and antenna projects oscillator signal, makes
Oscillator signal touches human body and completes the detection of life parameters, and scattered signal is delivered into frequency mixer.
Oscillator signal is launched by circulator by antenna all the way by orientation coupling device, and another way enters mixing
Device, when oscillator signal encounters the targets such as human body, scattering will be produced, antenna receives scattered signal, and enters by circulator and be mixed
Device.Two paths of signals produces low frequency signal in frequency mixer and exported to amplifying unit, then by pretreatment unit, and pass through wave filter
It will be breathed on frequency domain and the signal of heartbeat separate, then by converting unit, shown by display unit.
Preferably, converting unit is A/D converter.
Continuous analog-signal transitions can be discrete data signal by A/D converter.
Preferably, oscillator is harmonic wave oscillator or relaxation oscillator.
Preferably, display unit is display screen, mobile phone or tablet personal computer.
By the heart rate of non-contacting measurement device human body, it is used cooperatively with sauna house, can realizes that sauna house passes through the heart
The purpose that rate opens and closes automatically.
Embodiment
Fig. 1 shows a kind of signal of contactless heartbeat detection device according to one exemplary embodiment of the present invention
Figure.
A kind of contactless heartbeat detection device of the present embodiment, including：
Detection unit, detection unit are used to detect life parameters；
Frequency mixer 5, frequency mixer 5 receive the signal of the life parameters detected；
Amplifying unit 6, amplifying unit 6 are connected with frequency mixer 5, and the signal of life parameters is amplified；
Pretreatment unit 7, pretreatment unit 7 are connected with amplifying unit 6, for handling the letter of the life parameters after amplifying
Number；
Converting unit 9, wave filter 8 is provided between 7 yuan of converting unit 9 and pretreatment list, the signal of life parameters is converted
For data signal；
Display screen 10, display screen 10 are used to show data signal.
Wherein, detection unit includes：
Oscillator 1, oscillator 1 send oscillator signal；
Coupling device 2 is oriented, orientation coupling device 2 is connected with oscillator 1, wherein all the way launch oscillator signal, it is another
Road is conveyed directly to frequency mixer 5；
Circulator 3, circulator 3 are connected with orientation coupling device 2, antenna 4 and frequency mixer 5 respectively, and antenna 4 penetrates oscillator signal
Go out, oscillator signal is touched human body and complete the detection of life parameters, and scattered signal is delivered into frequency mixer 5.
The oscillator signal that is received by directional coupler 2 and frequency mixer 5, two-way letter are entered by the back scattered signal of human body
Low frequency signal is produced number in frequency mixer 5 to export to amplifying unit 6, then by pretreatment unit 7, and by wave filter 8 in frequency
It will be breathed on domain and the signal of heartbeat separate, be then converted into data signal by converting unit 9, shown by display screen 10
Come.
It is described above embodiments of the invention, described above is exemplary, and non-exclusive, and also not
It is limited to disclosed embodiment.In the case of the scope and spirit without departing from embodiment described, for the art
Those of ordinary skill for many modifications and changes will be apparent from.The selection of term used herein, it is intended to best
Principle, practical application or the improvement to the technology in market of embodiment are explained in ground, or make the other common of the art
Technical staff is understood that embodiments disclosed herein.
Claims (6)
- A kind of 1. contactless heartbeat detection device, it is characterised in that including：Detection unit, the detection unit are used to detect life parameters；Frequency mixer, the frequency mixer receive the signal of the life parameters detected；Amplifying unit, the amplifying unit are connected with the frequency mixer, and the signal of the life parameters is amplified；Pretreatment unit, the pretreatment unit are connected with the amplifying unit, for handling the life parameters after amplifying Signal；Converting unit, the converting unit are connected with the pretreatment unit, and the signal of the life parameters is converted into numeral Signal；Display unit, the display unit are used to show the data signal.
- 2. contactless heartbeat detection device according to claim 1, wherein, the detection unit includes：Oscillator, the oscillator send oscillator signal；Coupling device is oriented, the orientation coupling device is connected with the oscillator, wherein all the way launch the oscillator signal, Another way is conveyed directly to the frequency mixer；Circulator, the circulator are connected with orientation coupling device, antenna and the frequency mixer respectively, and the antenna is by described in Oscillator signal projects, and the oscillator signal is touched human body and completes the detection of the life parameters, and scattered signal is delivered to The frequency mixer.
- 3. contactless heartbeat detection device according to claim 1, wherein, the converting unit is A/D converter.
- 4. contactless heartbeat detection device according to claim 1, wherein, the contactless heartbeat detection device is also Including：Wave filter, the wave filter are connected between the pretreatment unit and converting unit.
- 5. contactless heartbeat detection device according to claim 2, wherein, the oscillator is harmonic wave oscillator or relaxation Open oscillator.
- 6. contactless heartbeat detection device according to claim 1, wherein, the display unit is display screen, mobile phone Or tablet personal computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710445587.0A CN107397543A (en) | 2017-06-13 | 2017-06-13 | Contactless heartbeat detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710445587.0A CN107397543A (en) | 2017-06-13 | 2017-06-13 | Contactless heartbeat detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107397543A true CN107397543A (en) | 2017-11-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710445587.0A Withdrawn CN107397543A (en) | 2017-06-13 | 2017-06-13 | Contactless heartbeat detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN107397543A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020042444A1 (en) * | 2018-08-31 | 2020-03-05 | 深圳迈睿智能科技有限公司 | Human body presence detector and human body presence detection method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102835958A (en) * | 2011-06-20 | 2012-12-26 | 山东省普来特能源与电器研究院 | Human vital sign remote monitoring device |
-
2017
- 2017-06-13 CN CN201710445587.0A patent/CN107397543A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102835958A (en) * | 2011-06-20 | 2012-12-26 | 山东省普来特能源与电器研究院 | Human vital sign remote monitoring device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020042444A1 (en) * | 2018-08-31 | 2020-03-05 | 深圳迈睿智能科技有限公司 | Human body presence detector and human body presence detection method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20171128 |