TWI814576B - Non-contact vital sign detection system with privacy protection - Google Patents

Abstract

The present invention is a non-contact vital sign detection system with privacy protection, including a body detection radar, at least one signal-power cable and a server. The body detection radar is detecting a user whether into an environmental space or not. If yes, send a frequency modulation pulse signal to user to generate a vital signs information corresponding to user. The server is connection to the body detection radar by the signal-power cable, and for determine whether the vital sign signal data is in the normal range or not. If the vital sign signal data is not in the normal range, Issue an exception alert.

Description

A privacy-protecting non-contact vital sign detection system

The present invention relates to a non-contact vital sign detection system with privacy protection, and in particular to the related field of non-contact vital sign detection with privacy protection.

Nursing work is a service that many hospitals or nursing homes attach great importance to at present. Among them, regular observation of vital signs is currently the most important problem that needs improvement. When the person being cared for feels unwell because he or she is in a separate single room, if there is no Finding out at the first time will lead to missing the best golden rescue time. However, when the care recipient is in a single room, relevant personnel often actively enter the room to measure the vital signs of the care recipient, which will infringe on the care recipient's safety. Privacy.

In addition, most of the security monitoring products currently on the market are based on imaging technology to achieve security monitoring tasks in specific locations or areas. Due to privacy reasons, some places are not suitable for installing surveillance equipment based on imaging technology, so that they can even hide in the toilet. Social incidents of peeping, self-mutilation, and opportunistic crimes occur frequently.

However, monitoring will lead to infringement of personal privacy. However, if monitoring devices are not installed in order to protect personal privacy, emergency treatment will not be provided immediately when an accident occurs.

Moreover, in the past, security surveillance products required not only power lines for power supply, but also data lines for transmitting image data. The need to configure two types of lines also meant more work time and additional costs.

Therefore, how to design a system that can be set up with private vital sign detection and security monitoring, and how to simplify the configuration of wires, are the issues and focus of this case.

One object of the present invention is to provide a non-contact vital sign detection system with private vital sign detection and safety monitoring that can be installed in an environmental space.

Another object of the present invention is to provide a non-contact vital sign detection system with privacy protection that uses common wires to simplify configuration.

A non-contact vital sign detection system with privacy protection of the present invention is used to detect an environmental space, and the environmental space is used by at least one user who needs a privacy environment, wherein the non-contact vital sign detection system The detection system includes a human body detection radar, at least one signal power connection line, and a server. The human body detection radar is used to detect whether the user enters or leaves the environmental space. If the detection The user enters the environmental space 1, emits a frequency modulation pulse signal to the user, and receives a reflected signal for phase modulation to generate a vital sign signal data corresponding to the user, wherein the The human body detection radar device includes a detection end signal power connection port for receiving a driving power and transmitting the vital sign signal data; the signal power connection line has two connection ends, and the connection end portions are One is for connecting to the human body detection radar; the server is connected to the other one of the connection ends of the signal power connection line, and is connected to the human body detection radar. The radar signal is connected and the driving power is provided to the human body detection radar. The server includes a storage unit and a processing unit. The storage unit is used to store the vital sign signal data; the processing unit It is used to determine whether the vital sign signal data is within the normal range. If not, an abnormality alarm is issued.

As mentioned above, the non-contact vital sign detection system, wherein the human body detection radar performs Fourier transform (FFT) on the reflected signal to generate the vital sign signal data, wherein the vital sign signal data includes 1. Respiration signal data and/or heartbeat signal data.

As mentioned above, the non-contact vital sign detection system, wherein the server further includes a Web interface unit for displaying the image file stored in the storage unit and for a monitoring personnel to connect through a smart phone Go to view and display the exception alert.

The non-contact vital sign detection system as mentioned above further includes a photography device for continuously photographing the environmental space and generating an image file data. The photography device has a photography mode for taking pictures and a photography mode for stopping the photography. Standby mode, wherein the photography device includes a photography end signal power connection port for connecting to another end of the signal power connection line, and is connected to the human body detector through telecommunications at the other end of the signal power connection line. For a radar detector, the server provides the driving power and stores the image file.

The non-contact vital signs detection system as described above, wherein the photography device has a photography mode for taking pictures and a standby mode for stopping photography, and the processing unit is used to determine that the photography device is in the standby mode. Whether a predetermined time is exceeded, and if the predetermined time is exceeded, the abnormality alarm is issued, wherein the photography device further includes an image mosaic processing module for performing privacy-protecting degradation processing on the user's image.

The non-contact vital signs detection system as described above, wherein the human body detection radar Device 2 is a millimeter wave radar detector, and the center frequency of the millimeter wave radar detector is 10.525GHz.

In the non-contact vital sign detection system as described above, the photography device includes a ceiling mount, and the ceiling mount is a ceiling for the photography device to be installed on the environmental space.

As mentioned above, the non-contact vital sign detection system, wherein the photography device includes a wall mount, and the wall mount is a wall for the photography device to be installed on the environmental space.

As mentioned above, the non-contact vital signs detection system, wherein the photography device further includes a speaker, when the photography device is in the standby mode, the speaker sends a photography stop voice message, when the photography device When in the photography mode, the speaker sends a voice message to continue photography.

As mentioned above, the non-contact vital signs detection system, wherein the photography device further includes a display screen, when the photography device is in the standby mode, the display screen displays a photography stop text message, and when the photography device is in the standby mode, the display screen displays a photography stop text message. When the photography device is in the photography mode, the display screen displays a photography continuation text message.

The present invention is a non-contact vital sign detection system with privacy protection that detects the user's vital sign signal data through a human body detection radar without the need for additional contact detection to maintain the user's personal privacy. In addition, If it is detected that a user has entered the environmental space, the camera will be controlled to be in standby mode, which can protect personal privacy while monitoring the environment. In addition, the processing unit can determine whether the user has been in the environment for too long to alert the monitor. You can go to inquire or check at the first time, and the power line and data line can share the same line at the same time to simplify the configuration, reduce the configuration work time and the cost required for configuration, and achieve all the above purposes.

1: Environmental space

2:Human detection radar

20: Detection terminal signal power connection port

3: Signal power connection cable

4:Server

41:Storage unit

42: Processing unit

43:Web interface unit

5: Photography device

50: Photography terminal signal power connection port

51: Ceiling mount

52:Wall mount

54: Speaker

55:Display screen

6:Smartphone

51:Image mosaic processing module

Figure 1 shows a block diagram of a first preferred embodiment of a non-contact vital sign detection system with privacy protection of the present invention; Figure 2 shows another non-contact life sign detection system with privacy protection of the present invention. A block diagram of a second preferred embodiment of the symptom detection system; Figure 3 illustrates a block diagram of another camera device of the power line-free surveillance system of Figure 2; and Figure 4 illustrates the power line-free surveillance system of Figure 2 Block diagram of another camera device for surveillance system.

The first preferred embodiment of a non-contact vital sign detection system with privacy protection of the present invention, as shown in Figure 1, is used to detect an environmental space 1, and the environmental space 1 is used for at least one environment that requires privacy. For use by users, the non-contact vital signs detection system includes a human body detection radar 2, a plurality of signal power connection lines 3 and a server 4. The human body detection radar 2 is used to detect whether there are people in the environmental space 1. The user enters or leaves, and if the user enters the detected environment space 1, a frequency modulated pulse signal is emitted to the user's body surface, and a feedback reflected signal is received, and the feedback reflected signal is phase modulated. To generate vital sign signal data corresponding to the user, the human body detection radar 2 performs Fourier transform (FFT) on the reflected signal to generate the vital sign signal data, where the vital sign signal data includes a respiratory signal data and/or Heartbeat signal data. In addition, the human body detection radar 2 is a millimeter wave radar detector, and the center frequency of the millimeter wave radar detector is 10.525GHz.

The human body detection radar 2 includes a detection end signal power connection port 20 for receiving a driving power and transmitting the vital sign signal data, and the signal power connection line 3 has two connection ends, one of which is a signal power connection. One end of line 3 is for connection to human body detection radar 2, servo The server 4 is connected to the other end of the signal power connection line 3 and is connected to the human body detection radar 2 and provides driving power to the human body detection radar 2. The server 4 includes a storage unit 41 and a processing unit 41. Unit 42, in which the storage unit 41 is used to store the vital sign signal data, and the processing unit 42 is used to determine whether the vital sign signal data is within the normal range. If it is not within the normal range, it means that the user may have a condition and issues an abnormality. Alerts to alert monitoring personnel to take a look.

The second preferred embodiment of the present invention is a non-contact vital sign detection system with privacy protection, as shown in Figure 2. In this example, the non-contact vital sign detection system further includes a photography device 5, The photographing device 5 is used to continuously photograph the environmental space and generate an image file data. The photographing device 5 has a photographing mode for taking pictures and a standby mode for stopping the photographing. The photographing device includes a photographing terminal signal power connection port 50 for Connect another end of the signal power connection line 3, and connect to the detection end signal power connection port 20 of the human body detection radar 2 through the other end of the signal power connection line 3, and through the human body detection radar 2 Telecommunications are connected to the server 4 to receive the driving power provided by the server 4 and transmit image files to the server 4 for storage. If the human body detection radar 42 detects that a user has entered the environmental space, it will send a report and/or control the photography. The device 5 is in standby mode. If it is detected that a user has left in the environmental space, the alarm is released and/or the camera device 5 is controlled to be in the camera mode. That is to say, if the processing unit 42 determines that the camera device 5 is in the standby mode for more than a predetermined time, Indicates that an accident may occur to the user, and an abnormal alarm can also be issued to remind monitoring personnel to check.

The photography device 5 further includes an image mosaic processing module 51, which can perform privacy-protecting degradation processing on the captured image of the user. In this way, although the surveillance personnel can see the humanoid image of the user, they cannot identify the user. identity or characteristics to provide users with better privacy protection.

In addition, the server 4 may further include a Web interface unit 43, which can be The element 43 displays the vital sign signal data and/or image files stored in the storage unit 41, and can be viewed by the monitoring personnel by connecting to the Web interface unit 43 through the smart phone 6. On the other hand, when the server 5 issues an abnormality alarm, it can also be viewed. It is displayed through the Web interface unit 43, and the monitoring personnel are immediately reminded to check.

Referring also to FIG. 3 , the photography device 5 may include a ceiling mount 51 and a speaker 54 . The ceiling mount 51 allows the photography device 5 to be placed on a ceiling of the environmental space 1 . When the photography device 5 is in standby mode, , a photography stop voice message is sent from the speaker 54. When the photography device 5 is in the photography mode, a photography continue voice message is sent from the speaker 54.

Or as shown in Figure 4, the photography device 5 may include a wall mount 52 and a display screen 55. The wall mount 52 is a wall for the photography device 5 to be installed in the environmental space. When the photography device 5 is in standby mode, the display screen 55 is displayed. The screen 55 displays a photographing stop text message. When the photographing device 5 is in the photographing mode, the display screen 55 displays a photographing continue text message.

The present invention is a non-contact vital sign detection system with privacy protection. It detects the user's vital sign signal data through the human body detection radar. It does not need to enter the environmental space for additional contact detection, and the user can be detected at any time. Vital sign detection can also maintain the user's personal privacy. In addition, if it is detected that a user has entered the environmental space, the camera device will be controlled to enter standby mode. Therefore, personal privacy can be protected while monitoring the environment. In addition, the processing unit can determine whether the user has been in the environment for too long. If it is too long, an abnormal alarm can be sent to the monitoring personnel's smartphones to remind the monitoring personnel to inquire or check as soon as possible. Moreover, the power line The same type of line can be shared with the data line at the same time to simplify configuration, reduce configuration time and cost, and achieve all the above purposes.

Although the present invention has been disclosed above in terms of preferred embodiments, they are not intended to limit the present invention. Anyone skilled in the art can make some modifications and changes without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be determined by the scope of the appended patent application.

1: Environmental space

2:Human detection radar

20: Detection terminal signal power connection port

3: Signal power connection cable

4:Server

41:Storage unit

42: Processing unit

43:Web interface unit

6:Smartphone

Claims (9)

A non-contact vital sign detection system with privacy protection is used to detect an environmental space. The environmental space is used by at least one user who needs a privacy environment. The non-contact vital sign detection system includes: a human body The detection radar is used to detect whether the user enters the environmental space. If it detects that the user enters the environmental space, it emits a frequency modulated pulse signal to the user and receives a reflected signal for phase modulation. Change to generate a pair of vital sign signal data of the user, wherein the human body detection radar device includes a detection end signal power connection port for receiving a driving power and transmitting the vital sign signal data; at least one signal power A connection line has two connection ends, one of which is for connecting to the human body detection radar; a server is connected to the other one of the connection ends of the signal power connection line , and is connected to the human body detection radar signal and provides the driving power to the human body detection radar. The server includes: a storage unit for storing the vital sign signal data; and a processing unit for judgment. Whether the vital sign signal data is within the normal range, and if it is not within the normal range, an abnormality alarm is issued; and a photography device is used to continuously photograph the environmental space and generate an image file data, and the photography device has a photography mode for photography and a standby mode for stopping photography, wherein the photography device includes a photography end signal power connection port for connecting to another end of the signal power connection line, and is connected to the human body via telecommunications through the other end of the signal power connection line The detection end signal power connection port of the detection radar is connected to the server through telecommunications of the human detection radar to Receive the drive power provided by the server and transmit the image file for storage. If the human body detection radar detects that the user has entered the environmental space, send a report and/or control the camera device to be in the standby mode. If it detects that the user has entered the environmental space, It is detected that there is no such user in the environmental space, the alarm is cleared and/or the photography device is controlled to enter the photography mode. The non-contact vital sign detection system as described in claim 1, wherein the human body detection radar performs Fourier transformation on the reflected signal to generate the vital sign signal data, wherein the vital sign signal data includes a respiratory signal data and/or heartbeat signal data. The non-contact vital sign detection system as described in claim 1, wherein the server further includes a Web interface unit for displaying the vital sign signal data stored in the storage unit and for a monitoring personnel to use a smart phone Connect online to view and display the abnormality alert. The non-contact vital sign detection system as described in claim 1, wherein the photography device transmits the photography mode or the standby mode to the processing unit, wherein the processing unit is used to determine whether the photography device is in the standby mode for more than A predetermined time, if the predetermined time is exceeded, the abnormality alarm is issued, wherein the photography device further includes an image mosaic processing module for performing privacy-protecting degradation processing on the user's image. The non-contact vital sign detection system as described in claim 1, wherein the human body detection radar is a millimeter wave radar detector, and the center frequency of the millimeter wave radar detector is 10.525GHz. The non-contact vital sign detection system as claimed in claim 1, wherein the photography device includes a ceiling mount, and the ceiling mount is for the photography device to be installed on a ceiling of the environmental space. The non-contact vital sign detection system as claimed in claim 1, wherein the photography device includes a wall mount, and the wall mount is for the photography device to be installed on a wall of the environmental space. The non-contact vital sign detection system as described in claim 1, wherein the photographing device further includes a speaker. When the photographing device is in the standby mode, the speaker emits a photographing stop voice message. When the photographing device is in the standby mode, the speaker In photography mode, the speaker sends out a voice message to continue photography. The non-contact vital sign detection system as described in claim 1, wherein the photography device further includes a display screen. When the photography device is in the standby mode, the display screen displays a photography stop text message. When the photography device is in the standby mode, the display screen displays a photography stop text message. When in the photography mode, the display screen displays a photography continue text message.

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