CN111391753A - In-vehicle organism detection method, detection device using same and detection system - Google Patents
In-vehicle organism detection method, detection device using same and detection system Download PDFInfo
- Publication number
- CN111391753A CN111391753A CN202010181022.8A CN202010181022A CN111391753A CN 111391753 A CN111391753 A CN 111391753A CN 202010181022 A CN202010181022 A CN 202010181022A CN 111391753 A CN111391753 A CN 111391753A
- Authority
- CN
- China
- Prior art keywords
- life
- detection
- contact
- detection device
- vehicle
- 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
- 238000001514 detection method Methods 0.000 title claims abstract description 149
- 238000004891 communication Methods 0.000 claims abstract description 50
- 230000001133 acceleration Effects 0.000 claims abstract description 33
- 238000012545 processing Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008859 change Effects 0.000 claims description 5
- 238000009825 accumulation Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims description 3
- 230000008451 emotion Effects 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- 230000008520 organization Effects 0.000 claims description 2
- 230000000241 respiratory effect Effects 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 abstract 1
- 230000006870 function Effects 0.000 description 8
- 238000012790 confirmation Methods 0.000 description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000008713 feedback mechanism Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
Landscapes
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Mechanical Engineering (AREA)
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a method for detecting a human body in a vehicle, a detection device and a detection system using the method, and the method mainly comprises a non-contact life detection module, an acceleration sensor, a central processing unit, an A9G communication module and a cloud server, wherein the non-contact life detection device comprises a life radar, a signal amplifier, a filter, an A/D converter, a data processor and an early warning device, signal transmission lines are respectively arranged between the non-contact life detection module and the acceleration sensor and the central processing unit, the central processing unit establishes data communication exchange data with the cloud server through the A9G communication module and can establish communication through a voice communication module, and data on the cloud server can inform a vehicle owner through short messages, telephones and the like after being manually judged for the second time. After the vehicle is parked, whether the vital body characteristics still exist in the vehicle is judged effectively, the vital bodies such as children or pets possibly left in the vehicle are improved, and safety warning is judged in advance in time.
Description
Technical Field
The invention relates to a vehicle-mounted alarm system, in particular to an in-vehicle life body detection method for detecting vital signs in an automobile, and a detection device and a detection system using the in-vehicle life body detection method.
Background
With the improvement of the living standard of people in China, automobiles continuously enter more and more families, and the quantity of automobiles in China reaches 2.5 hundred million by 6 months in 2019 according to the statistics of Ministry of public Security. The automobile brings convenience to people, and meanwhile, a plurality of potential safety hazards to be solved and improved are left; in recent years, many car owners have the problem that the news that children, pets and the like with vital signs are left on the car after the car is parked due to great intentions turns out to be endless, and even more, the children are killed and suffocated in the locked car after the car is parked, which is very regrettable. In order to solve the above problems, although some alarm schemes using detection devices such as infrared sensors, temperature sensors, pressure sensors, etc. have been proposed, most of these schemes need to detect the living body successfully under specific environmental conditions, and the sensors used above can only determine whether there is a living body in the vehicle and cannot determine the vital signs of the living body, and meanwhile, due to the lack of a condition determination and feedback mechanism before alarming, such schemes have a high false alarm rate, which easily causes the confidence of people after several false alarms to be greatly reduced, and the alarm sent by people is ignored over time, and such alarm mechanisms gradually lose their functions.
Disclosure of Invention
The invention provides an in-vehicle life detection method, a detection device and a detection system, which can effectively judge whether life characteristics still exist in a vehicle after the vehicle stops, improve the possibility that life safety warnings are improved to a greater extent, and are timely pre-judged and warned, and solve the problems that the existing vehicle has the problems that the news that children and pets with life signs are left on the vehicle after the vehicle stops due to the fact that the owner of the vehicle is profound, and even the children are dead and suffocated in a locked vehicle after the vehicle stops, so that the existing vehicle is very painful, regrettable and the like and whether the life characteristics still exist in the vehicle after the vehicle owner leaves the vehicle.
The invention adopts the following specific technical scheme for solving the technical problems: an in-vehicle life body detection method is characterized in that: comprising the following steps of use detection
1.1. Before the mobile phone is used, a user scans a two-dimensional code on a non-contact life body detection device through a mobile phone to fill in a contact way of one or more emergency contacts, and relevant data are uploaded to a cloud server to be stored;
1.2. fixing a non-contact life body detection device which judges whether a life body and the physical sign of the life body exist in the automobile through life radar detection at any position between front and rear seats of the automobile, and connecting a power line of the device with an automobile cigarette lighter socket;
1.3. after the power supply is switched on, the central processing unit MCU establishes contact with the cloud server through the GPRS data transmission module;
1.4. confirming the binding state of the device and the emergency contact, and if the device is not bound temporarily, sending a voice prompt request to bind through the device;
1.5. after the binding is finished, the acceleration sensor starts to work, and the detection result of the acceleration sensor comprehensively judges the running state of the automobile by combining the power-on state of the device;
1.6. the method comprises the steps of collecting and analyzing the running state of an automobile according to an acceleration sensor, judging whether a non-contact life body detection device is started to detect and judge whether a life body and the physical sign of the life body exist in the automobile;
1.7. determining whether to start and select a preferred alarm mode or not according to whether the non-contact type life body detection device detects the life body and the physical sign thereof;
the step 1.5 includes the following detection method
1.5.1. When the acceleration sensor detects that the automobile is moving, the non-contact life detection device is in a dormant state;
1.5.2. when the acceleration sensor detects that the automobile stops moving and the power supply is in a connection state, the non-contact life detection device is in a dormant state;
1.5.3. when the acceleration sensor detects that the automobile stops moving and the power supply is not switched on, the non-contact life body detection device starts to work;
1.5.4. when the non-contact life body detection device does not detect the life body and the physical sign thereof, the non-contact life body detection device stops detecting after continuously operating for a plurality of minutes
1.5.5. When the non-contact type life body detection device detects a life body and the physical signs thereof, whether the physical signs of the life body are stable or not is judged;
1.5.6. if the vital body signs are stable, the central processing unit MCU sends related data to a call center through a GPRS data communication module in the A9G communication module at a frequency of once per minute;
1.5.7. when the data sending times exceed a threshold value or vital signs suddenly change, a central processing unit (MCU) sends a warning to a cloud server;
1.5.8. and after the data in the cloud server is manually confirmed, an optimal alarm mode is adopted, and the data is timely contacted with the emergency contact person so as to be timely returned to the vehicle for rescue.
The condition that whether a life body data of a life body exists in the detection vehicle or not is judged by combining the non-contact life body detection device with the acceleration sensor, or physical sign information (such as heartbeat, respiration and the like) of the life body can be further detected; in addition, an artificial secondary confirmation step is introduced, after the biological radar detects a life body, the central processing unit judges the dangerous case, the processor alarms to the cloud server after confirming the dangerous case, relevant data are uploaded to the cloud server, the data send an alarm to relevant emergency contacts after the dangerous case is judged to be actually stored in the cloud manually, and different alarm modes can be selected according to the detected physical sign characteristics of the life body in the alarm process. Therefore, a brand new automobile in-car life detection and alarm system with a double confirmation mechanism of machine judgment and manual judgment is formed, the system reduces the false alarm rate compared with the traditional scheme, improves the utilization rate of public resources, and stores data detected by a sensor in a cloud end, so that the alarm can be traced every time.
Preferably, the detection reminding is carried out once after the vehicle owner parks and locks the door and does not leave the vehicle, so that whether the life body and the physical sign in the vehicle exist or not is judged. The in-vehicle life body retention detection and judgment is prompted and found to a greater extent in time, and the safety and reliability of the in-vehicle life body retention are improved to a greater extent.
Preferably, the preferred alarm mode comprises sending an alarm to the emergency contact through a short message and/or a telephone route; when the emergency contact receives the alarm, the emergency contact can also establish a call with the SIM900 voice communication module of the device so as to know the state of the trapped life and calm the emotion of the trapped life. The reliability and effectiveness of alarm and communication pacifying treatment are improved.
Preferably, in a dangerous situation, the cloud server may establish a call with the SIM900 voice communication module of the related device, further know the status of the trapped living body, pacify the trapped living body, and send the call to the public security agency
And (5) calling for help information. Communication functions such as help seeking and comforting under the crisis condition are improved.
Preferably, the non-contact type living body detection device performs frequency domain accumulation based on a fast fourier base, estimates the frequency spectrum range of the living body and the physical sign signals thereof, performs wavelet transformation, separates the breathing signals to further identify the living target, and transmits the detection and identification result to the central processing unit after the in-vehicle living body detection and identification are completed. The recognition and judgment functions of the living body are improved.
Preferably, the vital body and the physical sign information thereof include vital body data information of vital body respiration and vital body heartbeat. The detection, identification and judgment effectiveness of life bodies in the vehicle is improved.
Preferably, the detection of the vital body and the vital sign data thereof adopts a non-contact detection judgment and identification method with a vital radar detection method. The non-contact detection, identification and judgment of the life body and the sign data thereof in the vehicle are safe, reliable and effective, and the reliability and the judgment of whether the life body and the sign thereof are detected and identified in the vehicle are improved.
Another object of the present invention is to provide an in-vehicle living body detecting apparatus, comprising: the system comprises a signal amplifier, a filter, an A/D converter, a data processor, an early warning device and a non-contact life detection device which is formed by the biological radars which judge whether a life body and the physical sign thereof exist in the vehicle through non-contact detection in one of the technical schemes, wherein the signal amplifier is arranged at the rear stage of the biological radars, the filter and the A/D converter are respectively arranged at the rear stage of the signal amplifier, the rear stages of the filter and the A/D converter are input to the data processor, and the early warning device is arranged at the rear stage of the data processor; the biological radar is used for detecting signal waves sent by a human body and/or a pet to acquire life body data of a life body, the signal amplifier is used for amplifying the detected life body signals, the A/D converter is used for converting the amplified analog signals into digital signals, the filter is used for filtering the life body signals, the data processor is used for analyzing the processed data, the final life body state result is analyzed, and the early warning device is used for early warning the analyzed life body state. The reliability and the validity of detection, identification and judgment of whether a life body and the physical sign exist in the non-contact detection judgment vehicle are improved, and the response effectiveness of life safety early warning and rescue is improved.
Preferably, the biological radar adopts a biological radar detection chip with a chip model of BISS0001, a Vo function pin of the biological radar detection chip is connected with a5 th resistor IN series and then is connected with an analog signal plug-IN terminal, an A function pin of the biological radar detection chip is connected with a3 rd analog signal plug-IN terminal, an IN + function pin of the biological radar detection chip is connected with a2 nd analog signal plug-IN terminal, and a VC function pin of the biological radar detection chip is connected with a photoresistor IN series and then is connected with a 10 th resistor IN series and then is electrically connected with a VRF/RESET function pin of the biological radar detection chip. The reliability and the practicability of the detection, identification and judgment of whether a life body and the physical sign exist in the vehicle through non-contact detection are improved.
Another object of the present invention is to provide a system for detecting a living body in a vehicle, which includes an acceleration sensor, a communication module, a central processing unit, and a cloud server, and is characterized in that: the system also comprises the non-contact life detection device in one of the technical schemes, wherein the acceleration sensor, the non-contact life detection device and the communication module are respectively connected with the central processing unit, and the central processing unit is in communication connection with the cloud server through the communication module; the acceleration sensor is used for detecting the stop or running state of the automobile. Whether the vehicle is started to detect the life body in the vehicle is judged according to the stop or running state of the vehicle, the reliability and the pertinence of detection, identification and judgment of whether the life body and the physical sign exist in the vehicle by non-contact detection and judgment are improved, and the response effectiveness of life safety early warning and rescue is improved.
Preferably, the communication module comprises a SIM900 voice communication module, a GPRS data communication module and a SIM card slot, and the SIM900 voice communication module and the GPRS data communication module are both connected with the SIM card slot. The detection, identification, judgment, early warning and communication convenience and effectiveness are improved.
The invention has the beneficial effects that: the invention adopts the biological radar as the non-contact life detection device, which not only can detect whether a life body exists in the vehicle, but also can further detect the sign information (such as heartbeat, respiration and the like) of the life body; in addition, an artificial secondary confirmation step is introduced, after the biological radar detects a life body, the central processing unit judges the dangerous case, the processor alarms to the cloud server after confirming the dangerous case, relevant data are uploaded to the cloud server, the data send an alarm to relevant emergency contacts after the dangerous case is judged to be actually stored in the cloud manually, and different alarm modes can be selected according to the detected physical sign characteristics of the life body in the alarm process. Therefore, a brand new automobile in-car life detection and alarm system with a double confirmation mechanism of machine judgment and manual judgment is formed, the system reduces the false alarm rate compared with the traditional scheme, improves the utilization rate of public resources, and stores data detected by a sensor in a cloud end, so that the alarm can be traced every time. The invention can automatically judge the running state of the automobile, detect whether life bodies and physical signs exist in the automobile and optimize the alarm mode after the condition is confirmed manually, thereby not only improving the false alarm rate of the alarm device and the alarm precision, but also effectively improving the resource utilization rate, helping the automobile owner to avoid tragedies to the maximum extent and having good application prospect and market scale.
Description of the drawings:
the invention is described in further detail below with reference to the figures and the detailed description.
Fig. 1 is a schematic block diagram of the in-vehicle living body detecting apparatus according to the present invention.
Fig. 2 is a schematic diagram of a life radar detection circuit in the in-vehicle life body detection device of the present invention.
Fig. 3 is a schematic block diagram of the schematic structure of the in-vehicle life detection system of the present invention.
Detailed Description
Example 1:
the in-vehicle life body detection method comprises the following use detection steps
1.1. Before the mobile phone is used, a user scans a two-dimensional code on a non-contact life body detection device through a mobile phone to fill in a contact way of one or more emergency contacts, and relevant data are uploaded to a cloud server to be stored;
1.2. fixing a non-contact life body detection device which judges whether a life body and the physical sign of the life body exist in the automobile through life radar detection at any position between front and rear seats of the automobile, and connecting a power line of the device with an automobile cigarette lighter socket;
1.3. after the power supply is switched on, the central processing unit MCU establishes contact with the cloud server through the GPRS data transmission module;
1.4. confirming the binding state of the device and the emergency contact, and if the device is not bound temporarily, sending a voice prompt request to bind through the device;
1.5. after the binding is finished, the acceleration sensor starts to work, and the detection result of the acceleration sensor comprehensively judges the running state of the automobile by combining the power-on state of the device;
1.6. the method comprises the steps of collecting and analyzing the running state of an automobile according to an acceleration sensor, judging whether a non-contact life body detection device is started to detect and judge whether a life body and the physical sign of the life body exist in the automobile;
1.7. determining whether to start and select a preferred alarm mode or not according to whether the non-contact type life body detection device detects the life body and the physical sign thereof;
the step 1.5 includes the following detection method
1.5.1. When the acceleration sensor detects that the automobile is moving, the non-contact life detection device is in a dormant state;
1.5.2. when the acceleration sensor detects that the automobile stops moving and the power supply is in a connection state, the non-contact life detection device is in a dormant state;
1.5.3. when the acceleration sensor detects that the automobile stops moving and the power supply is not switched on, the non-contact life body detection device starts to work;
1.5.4. when the non-contact life body detection device does not detect the life body and the physical sign thereof, the non-contact life body detection device continues to operate for a plurality of minutes and then stops detecting, and the whole detection device enters a dormant state;
1.5.5. when the non-contact type life body detection device detects a life body and the physical signs thereof, whether the physical signs of the life body are stable or not is judged;
1.5.6. if the vital body signs are stable, the central processing unit MCU sends related data to a call center through a GPRS data communication module in the A9G communication module at a frequency of once per minute;
1.5.7. when the data sending times exceed a threshold value or vital signs suddenly change, a central processing unit (MCU) sends a warning to a cloud server;
1.5.8. and after the data in the cloud server is manually confirmed, an optimal alarm mode is adopted, and the data is timely contacted with the emergency contact person so as to be timely returned to the vehicle for rescue.
Furthermore, the vehicle is detected once to remind a driver to judge whether the life body and the physical sign of the vehicle exist in the vehicle or not without leaving the vehicle after the vehicle owner parks and locks the door. The preferred alarm mode comprises the steps of sending an alarm to the emergency contact through a short message and/or a telephone route; when the emergency contact receives the alarm, the emergency contact can also establish a call with the SIM900 voice communication module of the device so as to know the state of the trapped life and calm the emotion of the trapped life. Under the condition of crisis, the cloud server can establish a call with the SIM900 voice communication module of the related device, further know the condition of the trapped living body, pacify the trapped living body and send help seeking information to a public security organization. The non-contact type life body detection device carries out frequency domain accumulation based on fast Fourier radix FFT, estimates the frequency spectrum range of the life body and the sign signals thereof, carries out wavelet transformation, separates out the respiratory signals so as to further identify the life target, and transmits the detection identification result to the central processing unit after finishing the detection identification of the life body in the vehicle. The vital body and sign data thereof include vital body data of the vital body breathing and the vital body heartbeat. The detection of the vital body and the sign data thereof adopts a non-contact detection, judgment and identification obtaining mode with a life radar detection mode. The non-contact detection, identification and judgment safety and reliability effectiveness of the in-vehicle life body and the sign data thereof are improved, and the occurrence of the detection accident damage phenomenon of the in-vehicle life body is reduced. The biological radar controls a pulse oscillator to trigger a narrow pulse generator by an encoder to generate a narrow pulse signal, the narrow pulse signal is radiated by a transmitting antenna, a reflected signal is sent to a sampling head of a receiver by a receiving antenna, a signal generated by the pulse oscillator generates a narrow pulse serving as a range gate by a delay circuit, the received signal is selected, a signal output by the sampling head is accumulated by an integrating circuit, a weak signal is detected after the accumulation of thousands of pulses, an amplifying and filtering circuit amplifies and filters the signal, and a differentiating circuit in a detection circuit differentiates the amplified signal; if there is no life activity target, the output of the differential circuit is a fixed value, if there is a life activity target, the output of the differential circuit will change slightly; the biomedical signal processing technology is used for extracting the life information from the change, so that the purpose of life detection is achieved; the basic flow of life information extraction is that the output signal of the radar front end detection circuit is preprocessed, converted by an A/D converter and then sent to a central processing unit for processing. Preferably, the non-contact life body detection device is installed at a central position in the automobile as much as possible.
Example 2:
IN the embodiment shown IN fig. 1 and 2, the IN-vehicle life body detection device comprises a signal amplifier a2, a filter A3, an a/D converter a4, a data processor a5, an early warning device A6, a biological radar a1 for determining whether a life body and its physical signs are present IN a vehicle through non-contact detection as described IN the embodiment 1, wherein the signal amplifier is disposed at the rear stage of the biological radar, the rear stage of the signal amplifier is connected with a filter and an a/D converter respectively, the filter and the a/D converter are input to the data processor at the rear stage of the data processor, wherein the biological radar detects a signal wave emitted by a human body and/or a pet to obtain life body data, the signal amplifier amplifies the detected life body signal, the a/D converter converts the amplified analog signal into a digital signal, the filter is used for filtering the life body signal, the data processor is used for analyzing the processed data, the final detected life body state, the detection result is obtained by analyzing the data processor, the data processor is used for analyzing the processed data obtained by the radar, the data processor for analyzing the data processor, the data processor for analyzing the processed data obtained by the data processor, the data processor is used for analyzing the data obtained by the data processor for analyzing the data obtained by the radar after the radar, the radar after the radar is electrically connected with the radar after the radar is electrically connected with the radar after the radar, the radar is electrically connected with the radar, the radar after the radar.
Example 3:
in the embodiment shown in fig. 3, an in-vehicle life detection system includes an acceleration sensor B2, a communication module B4, a central processing unit B3, a cloud server, and a non-contact life detection device B1 described in the embodiment 1 and the embodiment 2, where the acceleration sensor, the non-contact life detection device, and the communication module are respectively connected to the central processing unit, and the central processing unit is in communication connection with the cloud server through the communication module; the acceleration sensor is used for detecting the stop or running state of the automobile. The communication module B4 adopts an A9G communication module, the communication module B4 includes a SIM900 voice communication module B41, a GPRS data communication module B42 and a SIM card slot B43, and the SIM900 voice communication module and the GPRS data communication module are both connected with the SIM card slot. When the acceleration sensor detects that the automobile moves, the acceleration sensor sends out an automobile moving signal, and the non-contact life detection device is in a dormant state; when the acceleration sensor does not detect that the automobile is moving and the power supply of the device is not switched on, the non-contact life detection device starts detection; and the detection result is transmitted to a cloud server through a communication module, and the data in the cloud server is confirmed by a manual secondary confirmation method to determine an alarm mode.
In the positional relationship description of the present invention, the appearance of terms such as "inner", "outer", "upper", "lower", "left", "right", etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings is merely for convenience of describing the embodiments and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and operation, and thus, is not to be construed as limiting the present invention.
The foregoing summary and structure are provided to explain the principles, general features, and advantages of the product and to enable others skilled in the art to understand the invention. The foregoing examples and description have been presented to illustrate the principles of the invention and are intended to provide various changes and modifications within the spirit and scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An in-vehicle life body detection method is characterized in that: comprising the following steps of use detection
1.1. Before the mobile phone is used, a user scans a two-dimensional code on a non-contact life body detection device through a mobile phone to fill in a contact way of one or more emergency contacts, and relevant data are uploaded to a cloud server to be stored;
1.2. fixing a non-contact life body detection device which judges whether a life body and life body data thereof exist in the automobile through life radar detection at any position between front and rear seats of the automobile, and connecting a power line of the non-contact life body detection device with an automobile cigarette lighter socket;
1.3. after the power supply is switched on, the central processing unit MCU establishes contact with the cloud server through the GPRS data transmission module;
1.4. confirming the binding state of the device and the emergency contact, and if the device is not bound temporarily, sending a voice prompt request to bind through the device;
1.5. after the binding is finished, the acceleration sensor starts to work, and the detection result of the acceleration sensor comprehensively judges the running state of the automobile by combining the power-on state of the device;
1.6. the method comprises the steps of collecting and analyzing the running state of an automobile according to an acceleration sensor, judging whether a non-contact life body detection device is started to detect and judge whether a life body and the physical sign of the life body exist in the automobile;
1.7. determining whether to start and select a preferred alarm mode or not according to whether the non-contact type life body detection device detects the life body and the physical sign thereof;
the step 1.5 includes the following detection method
1.5.1. When the acceleration sensor detects that the automobile is moving, the non-contact life detection device is in a dormant state;
1.5.2. when the acceleration sensor detects that the automobile stops moving and the power supply is in a connection state, the non-contact life detection device is in a dormant state;
1.5.3. when the acceleration sensor detects that the automobile stops moving and the power supply is not switched on, the non-contact life body detection device starts to work;
1.5.4. when the non-contact life body detection device does not detect the life body and the physical sign thereof, the non-contact life body detection device continues to operate for a plurality of minutes and then stops detecting, and the whole detection device enters a dormant state;
1.5.5. when the non-contact type life body detection device detects a life body and the physical signs thereof, whether the physical signs of the life body are stable or not is judged;
1.5.6. if the vital body signs are stable, the central processing unit MCU sends related data to a call center through a GPRS data communication module in the A9G communication module at a frequency of once per minute;
1.5.7. when the data sending times exceed a threshold value or vital signs suddenly change, a central processing unit (MCU) sends a warning to a cloud server;
1.5.8. and after the data in the cloud server is manually confirmed, an optimal alarm mode is adopted, and the data is timely contacted with the emergency contact person so as to be timely returned to the vehicle for rescue.
2. The in-vehicle organism detection method according to claim 1, characterized in that: the preferred alarm mode comprises the step of sending an alarm to the emergency contact through a short message and/or a telephone route; when the emergency contact receives the alarm, the emergency contact can also establish a call with the SIM900 voice communication module of the device so as to know the state of the trapped life and calm the emotion of the trapped life.
3. The in-vehicle organism detection method according to claim 1, characterized in that: under the condition of crisis, the cloud server can establish a call with the SIM900 voice communication module of the related device, further know the condition of the trapped living body, pacify the trapped living body and send help seeking information to a public security organization.
4. The in-vehicle organism detection method according to claim 1, characterized in that: the non-contact life body detection device carries out frequency domain accumulation based on a fast Fourier cardinal number, estimates the frequency spectrum range of the life body and the sign signals thereof, carries out wavelet transformation, separates out the respiratory signals so as to further identify the life target, and transmits the detection identification result to the central processing unit after finishing the detection identification of the life body in the vehicle.
5. The in-vehicle organism detection method according to claim 1, characterized in that: the vital body and the sign information thereof comprise vital body data information of the breath and/or heartbeat of the vital body.
6. The in-vehicle organism detection method according to claim 1, characterized in that: the detection of the vital body and the sign data thereof adopts a non-contact detection judgment and identification mode with a life radar detection mode.
7. The utility model provides an in-car life body detection device which characterized in that: the system comprises a signal amplifier, a filter, an A/D converter, a data processor, an early warning device and the non-contact life detection device which is formed by the biological radar for judging whether a life body and the physical sign of the life body exist in the vehicle through non-contact detection according to any one of claims 1 to 5, wherein the signal amplifier is arranged at the rear stage of the biological radar, the filter and the A/D converter are respectively arranged at the rear stage of the signal amplifier, the rear stages of the filter and the A/D converter are input to the data processor, and the early warning device is arranged at the rear stage of the data processor; the biological radar is used for detecting signal waves sent by a human body and/or a pet to acquire life body data of a life body, the signal amplifier is used for amplifying the detected life body signals, the A/D converter is used for converting the amplified analog signals into digital signals, the filter is used for filtering the life body signals, the data processor is used for analyzing the processed data, the final life body state result is analyzed, and the early warning device is used for early warning the analyzed life body state.
8. The in-vehicle living body detecting apparatus according to claim 7, wherein: the biological radar adopts a biological radar detection chip with a chip model of BISS0001, a Vo function pin of the biological radar detection chip is connected with a5 th resistor IN series and then is connected with an analog signal plug-IN terminal, an A function pin of the biological radar detection chip is connected with a3 rd analog signal plug-IN terminal, an IN + function pin of the biological radar detection chip is connected with a2 nd analog signal plug-IN terminal, and a VC function pin of the biological radar detection chip is connected with a photosensitive resistor IN series and then is connected with a 10 th resistor IN series and then is electrically connected with a VRF/RESET function pin of the biological radar detection chip.
9. The utility model provides a life body detects detecting system in car, includes acceleration sensor, communication module, central processing unit and high in the clouds server, its characterized in that: the non-contact life detection device comprises the non-contact life detection device as claimed in any one of claims 1 to 6 and the non-contact life detection device as claimed in any one of claims 7 to 8, wherein the acceleration sensor, the non-contact life detection device and the communication module are respectively connected with a central processing unit, and the central processing unit is in communication connection with the cloud server through the communication module; the acceleration sensor is used for detecting the stop or running state of the automobile.
10. The in-vehicle life detection system of claim 9, wherein: the communication module comprises an SIM900 voice communication module, a GPRS data communication module and an SIM card slot, wherein the SIM900 voice communication module and the GPRS data communication module are connected with the SIM card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010181022.8A CN111391753A (en) | 2020-03-16 | 2020-03-16 | In-vehicle organism detection method, detection device using same and detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010181022.8A CN111391753A (en) | 2020-03-16 | 2020-03-16 | In-vehicle organism detection method, detection device using same and detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111391753A true CN111391753A (en) | 2020-07-10 |
Family
ID=71427299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010181022.8A Pending CN111391753A (en) | 2020-03-16 | 2020-03-16 | In-vehicle organism detection method, detection device using same and detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111391753A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071441A (en) * | 2021-05-14 | 2021-07-06 | 昆山吉山会津塑料工业股份有限公司 | In-vehicle life maintenance system and method |
| CN113805165A (en) * | 2021-09-18 | 2021-12-17 | 无锡威孚高科技集团股份有限公司 | In-vehicle life body remaining detection method and device and vehicle safety control method and device |
| CN115240438A (en) * | 2022-06-14 | 2022-10-25 | 常州工学院 | Detection system for judging whether children leave over in car |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105069973A (en) * | 2015-09-03 | 2015-11-18 | 湖南城市学院 | Vehicle-mounted life protection device |
| CN105427530A (en) * | 2015-12-08 | 2016-03-23 | 西宁共进新材料科技有限公司 | Intelligent safety alarm device in car and alarm method thereof |
| CN106355831A (en) * | 2016-11-03 | 2017-01-25 | 四川长虹电器股份有限公司 | Infrared detection-based in-vehicle life anti-trap system and method |
| CN108216104A (en) * | 2018-01-05 | 2018-06-29 | 杨敏 | It is a kind of to warn the interior system and alarming method for power for forgeing life entity |
| CN207683428U (en) * | 2017-12-06 | 2018-08-03 | 江苏师范大学 | A kind of occupant's security monitoring and warning device |
| WO2019026076A1 (en) * | 2017-08-02 | 2019-02-07 | Caaresys Ltd | Contactless detection and monitoring system of vital signs of vehicle occupants |
-
2020
- 2020-03-16 CN CN202010181022.8A patent/CN111391753A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105069973A (en) * | 2015-09-03 | 2015-11-18 | 湖南城市学院 | Vehicle-mounted life protection device |
| CN105427530A (en) * | 2015-12-08 | 2016-03-23 | 西宁共进新材料科技有限公司 | Intelligent safety alarm device in car and alarm method thereof |
| CN106355831A (en) * | 2016-11-03 | 2017-01-25 | 四川长虹电器股份有限公司 | Infrared detection-based in-vehicle life anti-trap system and method |
| WO2019026076A1 (en) * | 2017-08-02 | 2019-02-07 | Caaresys Ltd | Contactless detection and monitoring system of vital signs of vehicle occupants |
| CN207683428U (en) * | 2017-12-06 | 2018-08-03 | 江苏师范大学 | A kind of occupant's security monitoring and warning device |
| CN108216104A (en) * | 2018-01-05 | 2018-06-29 | 杨敏 | It is a kind of to warn the interior system and alarming method for power for forgeing life entity |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113071441A (en) * | 2021-05-14 | 2021-07-06 | 昆山吉山会津塑料工业股份有限公司 | In-vehicle life maintenance system and method |
| CN113805165A (en) * | 2021-09-18 | 2021-12-17 | 无锡威孚高科技集团股份有限公司 | In-vehicle life body remaining detection method and device and vehicle safety control method and device |
| CN113805165B (en) * | 2021-09-18 | 2024-04-30 | 无锡威孚高科技集团股份有限公司 | Method and device for detecting life body left in vehicle and method and device for controlling safety of vehicle |
| CN115240438A (en) * | 2022-06-14 | 2022-10-25 | 常州工学院 | Detection system for judging whether children leave over in car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111391753A (en) | In-vehicle organism detection method, detection device using same and detection system | |
| CN106218405A (en) | Fatigue driving monitoring method and cloud server | |
| CN103581852A (en) | Human body tumbling detection method and device and mobile terminal system | |
| CN111599140A (en) | Vehicle rear-row living body monitoring system and method | |
| CN208544117U (en) | Drunk-driving prevention system and intelligent automobile | |
| CN106627362B (en) | A kind of car emergency alert system and alarm method | |
| CN103577836A (en) | Method and model system for establishing human body tumbling detection model | |
| CN110009900A (en) | A kind of vehicle monitoring method and system | |
| CN111942284A (en) | System and method for detecting and alarming people left in vehicle | |
| CN103481823B (en) | Car-mounted terminal and intelligent vehicle-carried warning system | |
| CN111016841A (en) | Method and device for reminding people in automobile of losing life bodies, automobile and storage medium | |
| CN203786908U (en) | Vehicle automatic management system | |
| CN113162875B (en) | Personnel leaving detection system | |
| CN212439664U (en) | Steam refreshing and CO gas detection device based on cloud platform | |
| CN110341639A (en) | A kind of method, apparatus, equipment and the storage medium of automotive safety early warning | |
| CN109383516A (en) | A kind of anomaly analysis behavioral value system based on user behavior analysis | |
| CN212675573U (en) | Safe communication acquisition system based on trip scene | |
| CN214253405U (en) | Internal organism detection alarm system of automobile | |
| CN204567317U (en) | A kind of drunken driving monitored control system | |
| CN104527577A (en) | Vehicle-mounted anti-theft system based on mobile terminal | |
| CN210970979U (en) | Sharing car lock device | |
| CN111860466A (en) | Safety communication acquisition system and method based on travel scene | |
| CN113393701A (en) | Parking lot management method, device and system | |
| CN113720882A (en) | Drunk driving detection system and method based on MQ3 sensor and UWB laser radar | |
| CN207725357U (en) | It is a kind of to be used to prevent by the Intelligent bracelet early warning system in car locking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | 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: 20200710 |
|
| RJ01 | Rejection of invention patent application after publication |