CN112535467A - Physical sign parameter monitoring equipment and method - Google Patents
Physical sign parameter monitoring equipment and method Download PDFInfo
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- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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Abstract
The utility model relates to a sign parameter monitoring device, which comprises a millimeter wave radar for monitoring the micro-vibration caused by the respiration and heartbeat of human body; the control device is used for receiving the monitoring result from the millimeter wave radar and calculating the respiratory rate and/or heart rate information of the human body; and a communication device for transmitting the information from the control device through a communication link.
Description
Technical Field
The present disclosure relates to a device and a method for monitoring physical sign parameters, and more particularly, to a device and a method for monitoring physical sign parameters by detecting micro-vibrations using millimeter waves.
Background
Currently, with the aging population and the growing health needs of the public, there is a need for convenient monitoring of physical parameters of the human body, particularly respiration rate and heart rate. Commonly used heart rate monitoring facilities includes infrared ray ear heart rate inductor, the rhythm of the heart area, electrocardiosignal equipment, artery sphygmomanometer etc. and these monitoring facilities all need the user to wear just can monitor, and this can lead to user's uncomfortable, especially when user's rest and sleep, to old person and the people that have the disease, this kind can be more obvious to the influence of comfort level.
The nursing of personnel is convenient, the nursing is mainly carried out in a video mode at present, and although the video monitoring is visual, the physical sign parameters of the nursed personnel cannot be directly monitored. Furthermore, video monitoring causes privacy problems, and a person being watched may only want their physical parameters to be monitored, but not all their activities and activities to be exposed.
Therefore, the user is not required to wear/wear the monitoring equipment, the privacy of the monitored object can be protected, and the human body sign parameters can be conveniently monitored.
Disclosure of Invention
An exemplary embodiment of the present invention is directed to overcoming the above-mentioned and/or other problems in the prior art. Therefore, according to one aspect of the invention, a sign parameter monitoring device is provided, which comprises a millimeter wave radar for monitoring the micro-vibration caused by the respiration and heartbeat of a human body; the control device is used for receiving the monitoring result from the millimeter wave radar and calculating the respiratory rate and/or heart rate information of the human body; and a communication device for transmitting the information from the control device through a communication link.
The physical sign parameter monitoring equipment further comprises a temperature monitoring device, wherein the temperature monitoring device is used for monitoring the ambient temperature of the equipment and sending the monitoring result to the control device.
The physical sign parameter monitoring equipment further comprises a humidity monitoring device, and is used for monitoring the environmental humidity of the equipment and sending the monitoring result to the control device.
The physical sign parameter monitoring equipment further comprises a light brightness monitoring device which is used for monitoring the brightness of the environment where the equipment is located and sending the monitoring result to the control device.
According to the sign parameter monitoring equipment, the control device judges whether the sign parameters are normal or not according to the received monitoring result; the physical sign parameter equipment further comprises an alarm device which is connected with the control device and alarms according to instructions of the control device.
The physical sign parameter monitoring equipment further comprises an audio receiving and transmitting device, wherein the audio receiving and transmitting device is used for collecting audio information and/or transmitting the audio information;
according to the sign parameter monitoring equipment, the control device is further used for receiving the audio information collected by the audio transceiver and/or sending audio data to the audio transceiver.
According to the sign parameter monitoring equipment, the millimeter wave radar is further used for detecting gesture signals and sending the detected gesture signals to the control device.
According to another aspect of the invention, a physical sign parameter monitoring method is provided, which comprises monitoring micro-vibration caused by respiration and heartbeat of a human body by using millimeter waves; receiving the micro-vibration monitoring result, and calculating the respiratory rate and/or heart rate information of the human body; and transmitting the information over a communication link.
The physical sign parameter monitoring method further comprises the steps of monitoring the temperature to obtain a temperature monitoring result, and sending the temperature monitoring result.
According to the physical sign parameter monitoring method, humidity is monitored to obtain a humidity monitoring result, and the humidity monitoring result is sent.
The physical sign parameter monitoring method further comprises the steps of monitoring the brightness to obtain a brightness monitoring result, and sending the brightness monitoring result.
The physical sign parameter monitoring method further comprises the step of collecting audio information and/or sending the audio information.
According to the physical sign parameter monitoring method, whether the physical sign parameters are normal or not is judged according to the monitoring result and/or the information; and if the physical sign parameters are abnormal, alarming.
According to the physical sign parameter monitoring method, whether the physical sign parameters are normal or not is judged according to the information and/or the audio information; and if the physical sign parameters are abnormal, alarming.
The physical sign parameter monitoring method further comprises the steps of detecting a gesture signal by using millimeter waves and sending the detected gesture signal.
Therefore, according to the exemplary embodiments of the present invention, the device and the method for conveniently monitoring the parameters of the human body signs are provided, which can conveniently monitor the human body signs without wearing any device, improve the comfort level during monitoring, and protect the video privacy of the monitored object.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and are intended to provide further explanation of the claimed technology.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail embodiments of the present invention with reference to the attached drawings. The accompanying drawings are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. The drawings are not to be considered as drawn to scale unless explicitly indicated. In the drawings, like reference numbers generally represent the same component or step. In the drawings:
figure 1 is a block diagram illustrating the structure of one embodiment of a vital signs monitoring device according to the present invention;
figure 2 is a block diagram illustrating the structure of another embodiment of the vital signs monitoring device according to the present invention;
FIG. 3 is a flow chart illustrating an embodiment of a method according to the present invention;
FIG. 4 is a flow chart illustrating another embodiment of a method according to the present invention; and
fig. 5 is a flow chart illustrating another embodiment of a method of applying the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, exemplary embodiments according to the present invention will be described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a subset of embodiments of the invention and not all embodiments of the invention, with the understanding that the invention is not limited to the example embodiments described herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments described herein without inventive step, are intended to be within the scope of the present invention. In the present specification and the drawings, substantially the same elements and functions will be denoted by the same reference numerals, and repetitive description thereof will be omitted. Moreover, descriptions of functions and constructions well known in the art may be omitted for clarity and conciseness.
Figure 1 is a block diagram illustrating the structure of one embodiment of a vital signs monitoring device according to the present invention. As shown, the vital signs monitoring device 100 according to one embodiment of the invention includes a millimeter wave radar 110, a control device 120, and a communication device 130. Millimeter wave radar 110 for monitoring the microseismic that human breathing and heartbeat lead to, controlling means 120 for receive come from millimeter wave radar's monitoring result calculates human respiratory rate and/or heart rate information, communication device 130 will come from controlling means the information is sent through communication link.
According to one embodiment of the present invention, the millimeter wave radar 110 may be a millimeter wave radar operating at 77GHz, which emits radio waves, and detects minute vibrations caused by the heartbeat and respiration of the human body by detecting the radio waves reflected by the target, and transmits the monitoring result to the control device 120.
According to one embodiment of the present invention, the control device 120 may be a Central Processing Unit (CPU), a Microprocessor (MCU), an on-chip Server (SOC) based on an ARM architecture, or any processor capable of running computer code. The control device 120 may include a code storage device, such as a Dynamic Random Access Memory (DRAM) and/or a flash memory (flash), which may be used to store power supply configuration information. The control device 120 receives the micro-vibration monitoring result from the millimeter wave radar 110 and calculates the respiration rate and heart rate information of the human body accordingly.
According to one embodiment of the invention, the communication device 130 may communicate via a communication link, including a wireless link, and/or a wired link. The wireless link may be any kind of radio communication link, e.g. may be any one or more of wifi, bluetooth, cellular network communication links. The communication device 130 may receive the respiration rate and heart rate information from the control device 120 and send the information out over a communication link. Furthermore, the communication device 130 may also receive information, such as operation instructions, etc., through the communication link and transmit the received information to the control device 120.
Figure 2 is a block diagram illustrating the structure of another embodiment of a vital signs monitoring device according to the present invention. As shown in fig. 2, the vital sign parameter monitoring device 200 according to the present invention further comprises a temperature monitoring unit 240 for monitoring the ambient temperature of the device 200 and sending the monitoring result to the control unit 220. In one embodiment of the present invention, the temperature monitoring device 240 may be a thermistor or a thermocouple or an infrared sensor, etc. The control device 220 may record a timestamp and/or a serial number on the temperature monitoring result, and also record a timestamp and/or a serial number on the monitoring result of the millimeter wave radar 210, and in an embodiment of the present invention, different monitoring result data may be aligned by using timestamps and/or serial numbers on different monitoring results, so as to perform correlation analysis.
As shown in fig. 2, the vital sign parameter monitoring device 200 according to the present invention further comprises a humidity monitoring unit 250, which is used for monitoring the ambient humidity of the device 200 and sending the monitoring result to the control unit 220. In one embodiment of the present invention, the humidity monitoring device 250 may be a linear voltage output type integrated humidity sensor, a linear frequency output type integrated humidity sensor, a frequency/temperature output type integrated humidity sensor, or a single chip intelligent humidity/temperature sensor. The control device 220 may record a timestamp and/or a serial number on the humidity monitoring result, and also record a timestamp and/or a serial number on the monitoring result of the millimeter wave radar 210, and in an embodiment of the present invention, different monitoring result data may be aligned by using timestamps and/or serial numbers on different monitoring results, so as to perform correlation analysis.
As shown in fig. 2, the vital sign parameter monitoring device 200 according to the present invention further comprises a light brightness monitoring unit 260 for monitoring the brightness of the ambient light of the device 200 and sending the monitoring result to the control unit 220. In an embodiment of the present invention, the light brightness monitoring device 260 may be a sensor such as a photodiode, a photo resistor, or a photo transistor, and may have at least one sensor, or may be composed of a plurality of sensors. The control device 220 may record a timestamp and/or a serial number on the light brightness monitoring result, and also record a timestamp and/or a serial number on the monitoring result of the millimeter wave radar 210, and in an embodiment of the present invention, different monitoring result data may be aligned by using timestamps and/or serial numbers on different monitoring results, so as to perform correlation analysis.
According to an embodiment of the present invention, the control device 220 determines whether the physical parameters are normal according to the received monitoring result. For example, the breathing rate of a normal person is about 10-30 times/min, the heart rate is about 50-90 times/min, if the control device 220 determines that the breathing rate and/or the heart rate of the monitored person is within the above range according to the monitoring result, the physical parameters of the person are normal, otherwise, the physical parameters are abnormal. According to an embodiment of the present invention, the control device 220 may integrate a plurality of monitoring results to determine, for example, the normal value range of the respiration rate and/or the heart rate may change under different environmental temperature, humidity, and light brightness, and the control device 220 may take these conditions into consideration when determining.
As shown in fig. 2, the vital sign parameter monitoring apparatus 200 according to the present invention further includes an alarm device 270, which is connected to the control device 220 and alarms according to the instruction of the control device 220. According to an embodiment of the present invention, if the control device 220 determines that the physical parameters of the target human body are not in the normal range, the alarm device 270 may be instructed to alarm. The alarm device 270 may alert by a visual signal, such as an indicator light or indicator signal or indicia on a screen, and/or an audio signal, such as a voice or a droplet sound, etc. For example, the alarm device 270 may be an LED indicator light and/or a speaker.
As shown in fig. 2, the vital sign parameter monitoring device 200 according to the present invention further comprises an audio transceiver 280 for collecting audio information and/or transmitting audio information. For example, audio transceiver 280 may be a combination microphone/speaker, etc. According to an embodiment of the present invention, the control device 220 is further configured to receive the audio information collected by the audio transceiver 280 and/or send audio data to the audio transceiver. For example, the audio transceiver 280 transmits an audio signal received by a microphone to the control device 220, and may emit audio information such as voice or sound of a droplet through a speaker according to an instruction received from the control device 220.
In one embodiment of the present invention, the millimeter wave radar 210 is further configured to detect a gesture signal and transmit the detected gesture signal to the control device 220. The control device 220 may operate according to the gesture signal received from the millimeter-wave radar 210, for example, the gesture signal is interpreted as a light-off command, and the control device 220 may send the light-off command through the communication device 230.
Fig. 3 is a flow chart illustrating an embodiment of a method according to the present invention. As shown in fig. 3, the method for monitoring physical sign parameters according to an embodiment of the present invention includes step 310 of monitoring micro-vibrations caused by respiration and heartbeat of a human body by using millimeter waves, step 320 of receiving the micro-vibrations monitoring results, calculating respiration rate and/or heart rate information of the human body, and step 330 of sending the information through a communication link.
In one embodiment of the present invention, the micro-vibration may be detected by using a 77GHz millimeter wave radar in step 310, specifically, the millimeter wave radar may emit a radio signal, the radio wave may be emitted by the target after encountering the target, the millimeter wave radar may receive the radio signal reflected from the target, and the distance and the orientation of the target to the millimeter wave radar may be calculated by mathematical calculation according to the principle of signal emission. Further, the motion of the target, including the micro-vibration of the target, that is, the micro-deformation of the target profile, can be calculated through a physical model such as a doppler effect. Because the breathing and the heartbeat of the human body can cause the periodic micro deformation of the chest of the human body, namely, the micro vibration, the breathing rate and the heart rate of the human body can be known by detecting the micro vibration by using the millimeter wave radar. In one embodiment of the present invention, the above calculation may be performed in step 320. In step 330, the respiration rate and/or heart rate information may be transmitted using various communication links, including wired and/or wireless communication links, which may be any wireless communication means capable of transmitting data, such as wifi, bluetooth, zigbee, cellular wireless network communication, etc. The cellular wireless network may be 3G/4G/5G, etc.
Fig. 4 is a flow chart illustrating another embodiment of a method according to the present invention. As shown in fig. 4, the method for monitoring physical sign parameters according to an embodiment of the present invention includes step 410 of monitoring micro-vibrations caused by respiration and heartbeat of a human body by using millimeter waves, and step 420 of receiving the micro-vibrations monitoring result and calculating respiration rate and/or heart rate information of the human body.
As shown in fig. 4, the method for monitoring vital sign parameters according to an embodiment of the present invention further includes,
step 421 monitors the temperature to obtain a temperature monitoring result. According to an embodiment of the present invention, step 421 may include transmitting the temperature monitoring result, or may transmit the monitoring result at step 430.
As shown in fig. 4, the method for monitoring vital sign parameters according to an embodiment of the present invention further includes,
step 422 monitors the temperature to obtain a humidity monitoring result. According to embodiments of the present invention, step 422 may include transmitting the humidity monitoring results, or the monitoring results may be transmitted at step 430.
As shown in fig. 4, the method for monitoring vital sign parameters according to an embodiment of the present invention further includes,
step 423 monitors the temperature to obtain a brightness monitoring result. According to an embodiment of the present invention, step 423 may include sending the light brightness monitoring result, which may be sent at step 430.
As shown in fig. 4, the method for monitoring physical sign parameters according to an embodiment of the present invention further includes a step 424 of collecting audio information and/or transmitting audio information. Step 424 may include transmitting audio information, which may be transmitted at step 430, in accordance with embodiments of the present invention.
As shown in fig. 4, the method for monitoring vital sign parameters according to an embodiment of the present invention further includes,
step 425 detects gesture signals using millimeter waves. According to an embodiment of the present invention, step 425 may send the detected gesture signal, which may be sent at step 430.
As shown in fig. 4, the method for monitoring vital sign parameters according to an embodiment of the present invention further includes step 430, transmitting the information and/or results and/or signals obtained in the previous step.
Fig. 5 is a flow chart illustrating another embodiment of a method of applying the present invention. As shown in fig. 5, the method for monitoring physical parameters according to an embodiment of the present invention further includes a step 540 of determining whether the physical parameters identified by the monitored target person are normal or not according to the obtained respiration rate information and/or heart rate information and/or monitoring result and/or audio information. For example, the monitored respiration rate information and/or heart rate information may be compared with the above data according to personal historical data of respiration rate and/or heart rate and normal data of a crowd to determine whether the characteristic parameters of the target human body are normal. Further, considering that the ambient temperature, humidity and light brightness may affect the respiration rate and/or heart rate of the target human body, the determination may be made in combination with one or more of these parameters.
In addition, considering that a special sound may be emitted when the human body physical sign is abnormal, such as a slight moan or call for help voice, in another embodiment of the present invention, the audio information collected in step 424 may be combined to determine whether the target human body physical sign parameter is normal. For example, if the collected audio has slight moan and/or help-calling voice, the target human body sign is judged to be abnormal.
As shown in fig. 5, the vital sign parameter monitoring method according to the embodiment of the invention further includes a step 550 of alarming if the vital sign parameter is abnormal. The alarm may be made in a number of ways, such as by an indicator light that lights up or flashes, or by a mark or text on a screen, or by an audio signal. The audio signal can be a simple buzzer alarm, or can be voice, etc.
Although the present invention has been described and illustrated above by way of example, it is not intended that the present invention be limited to the illustrated devices/means/steps. Those skilled in the art can apply the configuration importing method to other existing or future developed physical parameters monitoring systems and devices and/or apparatuses thereof according to the principles of the present invention.
It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The software product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable disk, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
The computer readable storage medium may include a propagated data signal with readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A readable storage medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a readable storage medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.
Program code for carrying out operations for the present disclosure may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device and partly on a remote computing device, or entirely on the remote computing device or server. In the case of a remote computing device, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., through the internet using an internet service provider).
The computer readable medium carries one or more programs which, when executed by a device, cause the computer readable medium to perform the functions of: allocating a plurality of virtual identifications to at least one target device; connecting the at least one target device with a switch; determining a plurality of connection states between the at least one target device and the switch based on the plurality of virtual identifications; and when the plurality of connection states are all communicated, generating a test environment through the at least one target device and the switch, wherein the test environment is used for the tested device to call the at least one target device.
Those skilled in the art will appreciate that the modules described above may be distributed in the apparatus according to the description of the embodiments, or may be modified accordingly in one or more apparatuses unique from the embodiments. The modules of the above embodiments may be combined into one module, or further split into multiple sub-modules.
Through the above description of the embodiments, those skilled in the art will readily understand that the exemplary embodiments described herein may be implemented by software, or by software in combination with necessary hardware. Therefore, the technical solution according to the embodiments of the present disclosure may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (which may be a CD-ROM, a usb disk, a removable hard disk, etc.) or on a network, and includes several instructions to enable a computing device (which may be a personal computer, a server, a mobile terminal, or a network device, etc.) to execute the method according to the embodiments of the present disclosure.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (15)
1. A vital signs parameter monitoring device, comprising:
the millimeter wave radar is used for monitoring micro-vibration caused by respiration and heartbeat of a human body;
the control device is used for receiving the monitoring result from the millimeter wave radar and calculating the respiratory rate and/or heart rate information of the human body; and
a communication device for transmitting the information from the control device through a communication link.
2. The apparatus of claim 1, further comprising:
and the temperature monitoring device is used for monitoring the ambient temperature of the equipment and sending the monitoring result to the control device.
3. The apparatus of claim 1, further comprising:
and the humidity monitoring device is used for monitoring the environmental humidity of the equipment and sending the monitoring result to the control device.
4. The apparatus of claim 1, further comprising:
and the brightness monitoring device is used for monitoring the brightness of the environment where the equipment is located and sending the monitoring result to the control device.
5. The apparatus of one of claims 1-4, wherein:
the control device judges whether the physical sign parameters are normal or not according to the received monitoring result;
the apparatus further comprises:
and the alarm device is connected with the control device and alarms according to the instruction of the control device.
6. The apparatus of claim 1, further comprising:
the audio receiving and transmitting device is used for collecting audio information and/or transmitting the audio information;
the control device is also used for receiving the audio information collected by the audio receiving and sending device and/or sending audio data to the audio receiving and sending device.
7. The apparatus of claim 1, wherein:
the millimeter wave radar is also used for detecting gesture signals and sending the detected gesture signals to the control device.
8. A method of vital sign parameter monitoring, comprising:
monitoring micro-vibration caused by respiration and heartbeat of a human body by utilizing millimeter waves;
receiving the micro-vibration monitoring result, and calculating the respiratory rate and/or heart rate information of the human body; and
the information is transmitted over a communication link.
9. The method of claim 8, further comprising:
and monitoring the temperature to obtain a temperature monitoring result, and sending the temperature monitoring result.
10. The method of claim 8, further comprising:
and monitoring the humidity to obtain a humidity monitoring result, and sending the humidity monitoring result.
11. The method of claim 8, further comprising:
and monitoring the brightness of the light to obtain a brightness monitoring result, and sending the brightness monitoring result.
12. The method of claim 8, further comprising:
collect audio information and/or transmit audio information.
13. The method of claims 8-11, further comprising:
judging whether the physical sign parameters are normal or not according to the monitoring result and/or the information; and if the physical sign parameters are abnormal, alarming.
14. The method of claim 12, further comprising:
judging whether the physical sign parameters are normal or not according to the information and/or the audio information;
and if the physical sign parameters are abnormal, alarming.
15. The method of claim 8, further comprising:
and detecting a gesture signal by using the millimeter waves, and transmitting the detected gesture signal.
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| CN202011512732.0A CN112535467A (en) | 2020-12-20 | 2020-12-20 | Physical sign parameter monitoring equipment and method |
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| CN113804251A (en) * | 2021-09-09 | 2021-12-17 | 陕西南天复合材料科技有限公司 | Non-contact vital sign monitoring device with smoke transducer |
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