CN109770846A - The daily work and rest monitoring method of the elderly based on pressure sensor - Google Patents
The daily work and rest monitoring method of the elderly based on pressure sensor Download PDFInfo
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Abstract
A kind of daily work and rest monitoring method of the elderly based on pressure sensor, includes the following steps: the first pressure data-signal on the bed surface in the vision signal and acquisition testing regional scope in acquisition testing region and the second pressure data-signal on chair surface；Vision signal, first pressure data-signal and second pressure data-signal are pre-processed, video information, first pressure data information and second pressure data information are obtained；Receive pretreated video information, first pressure data information and second pressure data information；Judge whether the pressure value in first pressure data information changes within the scope of preset pressure value；If it is not, then judging whether the pressure value in second pressure data information changes in preset time range；If it is not, video information is then sent to mobile terminal.The daily work and rest monitoring method of the above-mentioned the elderly based on pressure sensor, reduces the time that user checks video, can find the problem at the first time, high-efficient.
Description
Technical field
The present invention relates to daily life monitoring technical fields, more particularly to a kind of old day for human beings based on pressure sensor
Often work and rest monitoring method.
Background technique
With science and technology and social economy development, scientific and technological progress active influence society economy and change people
Life style.It how to be that the original for promoting science and technology to be constantly progressive is moved using the daily life that modernization scientific and technological achievement serves us
Power.Especially for the detection of the daily work and rest of the elderly in family, it can effectively understand the living condition of the middle-aged and the old, send out
It can timely be handled when now abnormal.
However, the detection of traditional living condition stayed at home to the elderly is typically all to pass through to install camera at home
Mode detected in real time, still, the detection mode of screen or image using camera is needed artificial real-time
Check could when going wrong discovery in time handle, as one can imagine seeming especially for the children for work of going to work outside
Unrealistic inconvenience, need to take a substantial amount of time check that video artefacts are at high cost and be easy to appear carelessness and cannot first when
Between find the problem, inefficiency.
Summary of the invention
Based on this, it is necessary to be taken a substantial amount of time for needs and check video, high labor cost and be easy to appear thin
Sometimes the technical issues of cannot finding the problem at the first time, provides a kind of daily work and rest monitoring of the elderly based on pressure sensor
Method.
A kind of daily work and rest monitoring method of the elderly based on pressure sensor, includes the following steps:
The vision signal in acquisition testing region and the first pressure data letter on the bed surface in acquisition testing regional scope
Number and chair surface second pressure data-signal；
Vision signal, first pressure data-signal and second pressure data-signal are pre-processed, video letter is obtained
Breath, first pressure data information and second pressure data information；
Receive pretreated video information, first pressure data information and second pressure data information；
Judge whether the pressure value in first pressure data information changes within the scope of preset pressure value；
If it is not, then judging whether the pressure value in second pressure data information changes in preset time range；
If it is not, video information is then sent to mobile terminal.
The step of vision signal in the acquisition testing region in one of the embodiments, comprising:
The camera of coverage covering detection zone is set；
Establish with the communication connection of camera and pass through the vision signal in camera acquisition testing region.
In one of the embodiments, the first pressure data-signal on the bed surface in the acquisition testing regional scope and
The step of second pressure data-signal on chair surface, comprising:
Several first pressure sensors and sensed respectively with several first pressures that setting is distributed in matrix on bed surface
Device connection first pressure sensor processing module, and chair surface be uniformly arranged several second pressure sensors respectively with
The second pressure sensor processing module of several second pressure sensor connections；
Establish the connection with first pressure sensor processing module and second pressure sensor processing module；
Receive the first pressure sent by first pressure sensor processing module and second pressure sensor processing module
Data-signal and second pressure data-signal.
It is described in one of the embodiments, that vision signal, first pressure data-signal and second pressure data are believed
Number carry out pretreated step, comprising:
By amplifying circuit, filter circuit and analog to digital conversion circuit to vision signal, first pressure data-signal and
Two pressure data signals amplify respectively, shaping, analog-to-digital conversion, obtain video information, first pressure data information and
Two pressure data information.
It is described in one of the embodiments, to receive pretreated video information, first pressure data information and the
The step of two pressure data information, comprising:
Pretreated video information, first pressure data information and the second pressure are received and stored by central processing unit
Force data information.
The pretreated video information of the storage, first pressure data information and the in one of the embodiments,
The step of two pressure data information, comprising:
Establish the connection of central processing unit and server；
By pretreated video information, first pressure data information and second pressure data information memory to server
On.
It is described by pretreated video information, first pressure data information and second in one of the embodiments,
Pressure data information stores the step to server, comprising:
Pretreated video information, first pressure data information and second pressure data information are led to by 4G/5G
News agreement is uploaded to server.
Whether the pressure value judged in first pressure data information is in preset pressure value in one of the embodiments,
In range the step of variation, comprising:
Extract each pressure value in first pressure data information；
Judge whether each pressure value is equal to zero；
If it is not, then the pressure value in first pressure data information changes within the scope of preset pressure value；
If so, the pressure value in first pressure data information does not change within the scope of preset pressure value.
Whether the pressure value judged in second pressure data information is in preset time model in one of the embodiments,
The step of enclosing interior variation, comprising:
Extract each pressure value in second pressure data information；
Judge whether partial pressure value is greater than zero in each pressure value in preset time range；
If so, the pressure value in second pressure data information changes in preset time range；
If it is not, then the pressure value in second pressure data information does not change in preset time range.
Described the step of vision signal is sent to mobile terminal in one of the embodiments, comprising:
Foundation is connect with the long-distance communication network of mobile terminal；
Vision signal is sent to mobile terminal by long-distance communication network.
The daily work and rest monitoring method of the above-mentioned the elderly based on pressure sensor, by the daily work and rest activity model of the elderly
Acquisition vision signal, the first pressure data-signal on bed surface and the second pressure data on chair surface in detection zone in enclosing
Signal, and processing analysis is carried out to collected signal, when the pressure value in first pressure data information is in preset pressure value model
When enclosing interior variation, it is meant that the elderly is lying up, when the pressure value in first pressure data information is not in preset pressure value
In range when variation, it is meant that the elderly gets up, and the elderly may rest after getting up on chair, at this time second pressure
Pressure value in data information will change in preset time range, if the pressure value in second pressure data information will not be
Variation in preset time range then illustrates that the elderly has left bed again not on chair, video information is sent to shifting at this time
Dynamic terminal, i.e., send video information in crucial moment, reminds user to observe the activity condition of the elderly, so reduces user and look into
It sees the time of video, can find the problem at the first time, it is high-efficient.
Detailed description of the invention
Fig. 1 is the application environment schematic diagram of the daily work and rest monitoring method of the elderly based on pressure sensor；
Fig. 2 is that the step process of the daily work and rest monitoring method of the elderly based on pressure sensor in an embodiment is shown
It is intended to；
Fig. 3 is the structural representation of the daily work and rest monitoring system of the elderly in an embodiment based on pressure sensor
Figure.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
Referring to Fig. 1, it is the application environment schematic diagram of the daily work and rest monitoring method of the elderly based on pressure sensor,
The application environment includes the elderly 101, detection zone 102, camera 103, first pressure sensor 104, second pressure sensing
Device 105, central processing unit 106, server 107, mobile terminal 108, bed 110 and chair 120.The elderly is shown in the figure
101 states to crouch in 110 rest of bed.It is appreciated that camera 103 will captured in real-time the elderly 101 in detection zone 102
Situation when movable.First pressure sensor 104 is set to the surface of bed 110, such as the surface of mattress is arranged in.Second pressure
Sensor 105 is set to the surface of chair 120, such as chair 120 offers mounting groove, and the setting of second pressure sensor 105 exists
On mounting groove.In this way when the elderly 101 lies in bed 110 or is sitting on chair 120, first pressure sensor 104 or the second
Pressure sensor 105 will generate pressure signal.Central processing unit 106 is analyzed and processed the pressure signal, and pre- meeting
If condition is to send mobile terminal 108 by server 107 for the video information that camera 103 is shot.Remind user's observation
The activity condition of the elderly 101 so reduces the time that user checks video, can find the problem at the first time, high-efficient.
The present invention provides a kind of daily work and rest monitoring method of the elderly based on pressure sensor, the monitoring methods thus
Include the following steps: the first pressure on the bed surface in the vision signal and acquisition testing regional scope in acquisition testing region
The second pressure data-signal of data-signal and chair surface；To vision signal, first pressure data-signal and second pressure
Data-signal is pre-processed, and video information, first pressure data information and second pressure data information are obtained；Receive pre- place
Video information, first pressure data information and second pressure data information after reason；Judge in first pressure data information
Whether pressure value changes within the scope of preset pressure value；If it is not, then judge pressure value in second pressure data information whether
Variation in preset time range；If it is not, video information is then sent to mobile terminal.
To be further illustrated to the daily work and rest monitoring method of the above-mentioned the elderly based on pressure sensor, now in conjunction with
The monitoring method is explained in detail in Fig. 1, Fig. 2 and Fig. 3.For example, a kind of daily work of the elderly based on pressure sensor
Breath monitoring method 10 includes the following steps:
Step S101: the first of the vision signal in acquisition testing region and the bed surface in acquisition testing regional scope
The second pressure data-signal of pressure data signal and chair surface.
Specifically, detection zone refers to the elderly often movable region, such as can be bedroom, hall etc..Acquisition inspection
The vision signal for surveying region can be carried out by preassembled camera.First pressure data-signal and second pressure data letter
It number is acquired respectively by different pressure sensors.To improve detection accuracy, for example, in real time in acquisition testing regional scope
Bed surface first pressure data-signal and chair surface second pressure data-signal.For example, the first pressure of bed surface setting
Force snesor will generate first pressure data-signal when such the elderly lies in bed, second pressure sensor is arranged in chair surface, always
Year people will generate second pressure data-signal when being sitting on chair.
To avoid video information from dead angle occur, the vision signal in the acquisition testing region in one of the embodiments,
The step of, comprising: setting coverage covers the camera of detection zone；It establishes the communication connection with camera and passes through camera shooting
The vision signal in head acquisition testing region.In this way, camera covering detection zone is shot, so that acquisition can reflect inspection comprehensively
Survey the vision signal of area information.
It is more accurate to make to detect, bed surface in the acquisition testing regional scope in one of the embodiments,
The step of first pressure data-signal and the second pressure data-signal on chair surface, comprising: setting is in matrix point on bed surface
Several first pressure sensors of cloth and the first pressure sensor connecting respectively with several first pressure sensors handle mould
Block, and second that several second pressure sensors are connect with several second pressure sensors respectively is uniformly arranged on chair surface
Pressure sensor processing module；Establish the company with first pressure sensor processing module and second pressure sensor processing module
It connects；It receives and is believed by the first pressure data that first pressure sensor processing module and second pressure sensor processing module are sent
Number and second pressure data-signal.In this way, can be with by several first pressure sensors and several second pressure sensors
Accurately judge the work and rest situation of the elderly, while handling mould in first pressure sensor processing module and second pressure sensor
Under the centralized processing of block, it can upload to by the semaphore lock of pressure sensor and in time and carried out on central processing unit at the first time
Analysis, so that detection is more accurate efficiently.
Step S102: vision signal, first pressure data-signal and second pressure data-signal are pre-processed, obtained
To video information, first pressure data information and second pressure data information.
Specifically, since the vision signal of acquisition, first pressure data-signal and second pressure data-signal are original
Analog signal, it is unstable and there are noise, to vision signal, first pressure data-signal and second pressure data-signal into
Row pretreatment refers to the noise for eliminating vision signal, first pressure data-signal and second pressure data-signal, and obtains just
In the video information of the digital signal form being made of computer language of computer analysis processing, first pressure data information with
And second pressure data information.
It is described in one of the embodiments, that vision signal, first pressure data-signal and second pressure data are believed
Number carry out pretreated step, comprising: by amplifying circuit, filter circuit and analog to digital conversion circuit to vision signal, the first pressure
Force data signal and second pressure data-signal amplify respectively, shaping, analog-to-digital conversion, obtains video information, the first pressure
Force data information and second pressure data information.In this way, pretreatment after obtain video information, first pressure data information with
And second pressure data information will be convenient for computer identifying processing, to preferably be detected.
Step S103: pretreated video information, first pressure data information and second pressure data information are received.
Step S103 is taken out from detection zone by pretreated video information, first pressure data information and second pressure number
It is believed that breath.
It specifically, is raw information in the information that detection zone collects, to realize that detection then needs subsequent utilization
Powerful computer carries out the analytical judgment of various logic, according to pretreated video information, first pressure data information
And second pressure data information obtains the work and rest situation of the elderly of detection zone.Receive pretreated video information,
One pressure data information and second pressure data information can be carried out by the machine with logical process judgement.
It is described in one of the embodiments, to receive pretreated video information, first pressure data information and the
The step of two pressure data information, comprising: pretreated video information, first pressure are received and stored by central processing unit
Data information and second pressure data information.In this way, by central processing unit receive and store pretreated video information,
The powerful computing capability that first pressure data information and second pressure data information can use central processing unit is regarded
The analytical judgment of frequency information, first pressure data information and second pressure data information, so that accurate obtaining is being examined
The work and rest situation of the elderly in region is surveyed, so that detection is more efficient.
Further, the pretreated video information of the storage, first pressure data information and second pressure data
The step of information, comprising: establish the connection of central processing unit and server；By pretreated video information, first pressure number
It is believed that in breath and second pressure data information memory to server.Further, described by pretreated video information,
Step in one pressure data information and second pressure data information memory to server, comprising: by pretreated video
Information, first pressure data information and second pressure data information are uploaded to server by 4G/5G communications protocol.Namely
It says, central processing unit is provided with communication module, for example, communication module uses 4G/5G communication protocol.Such as by pretreated view
Frequency information, first pressure data information and second pressure data information are uploaded to by communication module by 4G/5G communications protocol
Cloud server.In this way by storing video information, first pressure data information and second pressure in local central processing unit
Data information, and backup storage video information, first pressure data information and second pressure data in server beyond the clouds
Information also synchronizes while realizing detection processing and saves initial data, convenient for calling when follow-up maintenance.
Step S104: judge whether the pressure value in first pressure data information changes within the scope of preset pressure value.It can
Knowing step S104 is to judge the elderly whether sleeping time in bed in order to corresponding, because when the elderly crouches and plows in bed first
Pressure value in pressure data information will change.
Specifically, the pressure value in first pressure data information refers to that the pressure sensor being arranged on bed surface is acquired
The pressure value arrived.Such as when sleeping time of the elderly in bed when pressure sensor be under pressure pressing, default pressure will be collected at this time
Pressure value within the scope of force value.For example, preset pressure value range is that pressure value is greater than zero；For another example, central processing unit can basis
Multi collect to first pressure data information in pressure value historical data obtain the preset pressure value range the upper limit and
Lower limit obtains the upper and lower bound of more scientific preset pressure value range by the study to historical data, in this way to sentencing
It is that more science can be cut with accurately that whether the pressure value in disconnected first pressure data information changes within the scope of preset pressure value
Real evaluation response goes out the current activity condition of the elderly.
For example, bed surface is provided with multiple first pressure sensors, the pressure signal that each first pressure sensor generates
Collection be combined into first pressure data-signal, first pressure data-signal will be generated when such the elderly lies in bed, wherein first pressure
Data-signal includes the collected signal of multiple first pressure sensors, so it is possible to prevente effectively from unnecessary error, such as
The elderly has put the pressure that a quilt can also generate in bed, should avoid generating because having put a quilt in bed at this time
Pressure also be identified processing situation.
Whether the pressure value to judge in first pressure data information more accurately changes within the scope of preset pressure value,
Whether the pressure value judged in first pressure data information becomes within the scope of preset pressure value in one of the embodiments,
The step of change, comprising: extract each pressure value in first pressure data information；Judge whether each pressure value is equal to zero；
If it is not, then the pressure value in first pressure data information changes within the scope of preset pressure value；If so, first pressure data are believed
Pressure value in breath does not change within the scope of preset pressure value.Only have each pressure value in first pressure data information equal in this way
It just show that the pressure value in first pressure data information does not change within the scope of preset pressure value when equal to zero, shows old age at this time
People rest in bed by sleeping plow.
Step S105: if it is not, then judging whether the pressure value in second pressure data information becomes in preset time range
Change.Know that step S105 is to judge whether the elderly is made on chair after leaving bed in order to corresponding, because working as the elderly
Leaving the pressure value after bed when on chair in second pressure data information will change, so as to judge that the elderly is current
The case where it is safer.
Specifically, in the pressure value judged in first pressure data information by step S104 whether in preset pressure value
In range the step of variation after, when the judging result of step S104 is no, i.e., the pressure value in first pressure data information is not
When changing within the scope of preset pressure value, step S105 is just executed, the activity condition corresponding to the elderly is exactly that the elderly leaves
It after bed, may be made on chair, it is also possible to movable within the scope of other of detection zone.In this step, second pressure data letter
Pressure value in breath refers to the collected pressure value of the institute of the pressure sensor on chair, which is arranged in, to be shown.Such as when the elderly leaves
After bed, pressure sensor is under pressure pressing when being made on chair, the pressure value that will be collected within the scope of preset pressure value at this time.
For example, preset pressure value range is that pressure value is greater than zero.For example, central processing unit can according to the elderly that multi collect arrives from
It is made in the upper and lower bound of the time range on chair after turning down the bed, i.e., is obtained by the study to historical data more scientific pre-
If the upper and lower bound of time range, in this way to the pressure value judged in second pressure data information whether in preset time range
Interior variation is that more science can go out the current activity condition of the elderly by evaluation response conscientiously with accurately.
It is described in one of the embodiments, to sentence in order to more accurately judge after the elderly leaves bed whether on chair
The step of whether pressure value in disconnected second pressure data information changes in preset time range, comprising: extract second pressure
Each pressure value in data information；Judge whether partial pressure value is greater than zero in each pressure value in preset time range；
If so, the pressure value in second pressure data information changes in preset time range；If it is not, then second pressure data information
In pressure value do not change in preset time range.In this way when detecting each pressure value in second pressure data information,
It obtains when partial pressure value is greater than zero in each pressure value in preset time range: after the elderly leaves bed, being made on chair
Rest, the situation of the elderly is comparatively safe at this time；When detecting each pressure value in second pressure data information, pre-
It is obtained when if each pressure value being respectively less than zero in time range: living within the scope of other of detection zone after the elderly leaves bed
It is dynamic, at this time the situation of the elderly be it is relatively risky may for example fall, need user at this time further voluntarily according to view
Whether the information of frequency is monitored the observation in range, so can more accurately judge after the elderly leaves bed on chair.
Step S106: if it is not, video information is then sent to mobile terminal.
Specifically, in the pressure value judged in second pressure data information by step S105 whether in preset time model
After the step of enclosing interior variation, when the judging result of step S105 is no, i.e., the pressure value in second pressure data information does not exist
In preset time range when variation, just execution step S105, the activity condition corresponding to the elderly is exactly after the elderly leaves bed,
It may be made on chair, it is also possible to movable within the scope of other of detection zone.And the elderly leaves after bed to being made on chair
A period of time is needed, it, can if the pressure value in second pressure data information does not change after this period of time
To illustrate that the elderly is not made on chair after leaving bed, then the situation of the elderly is relatively risky for example possible at this time
It can fall, therefore video information is sent to mobile terminal in this case, user can be observed by mobile terminal and be examined at this time
The activity condition for surveying the elderly in region, to confirm whether the elderly occur safely accidentally tumble or other accidents
Situation.
It is described by vision signal in one of the embodiments, in order to which vision signal is preferably sent to mobile terminal
The step of being sent to mobile terminal, comprising: foundation is connect with the long-distance communication network of mobile terminal；Vision signal is passed through long-range
Communication network is sent to mobile terminal.It is connect in this way by preparatory with the long-distance communication network of mobile terminal, guarantees that network is logical
Vision signal is remotely sent to mobile terminal in the case where smooth, so that user can receive video at the first time
Signal and the activity condition for observing the elderly in time can be handled in time when occurring unexpected, and then be better achieved to old
The monitoring of year people.
The daily work and rest monitoring method of the above-mentioned the elderly based on pressure sensor, by the daily work and rest activity model of the elderly
Acquisition vision signal, the first pressure data-signal on bed surface and the second pressure data on chair surface in detection zone in enclosing
Signal, and processing analysis is carried out to collected signal, when the pressure value in first pressure data information is in preset pressure value model
When enclosing interior variation, it is meant that the elderly is lying up, when the pressure value in first pressure data information is not in preset pressure value
In range when variation, it is meant that the elderly gets up, and the elderly may rest after getting up on chair, at this time second pressure
Pressure value in data information will change in preset time range, if the pressure value in second pressure data information will not be
Variation in preset time range then illustrates that the elderly has left bed again not on chair, video information is sent to shifting at this time
Dynamic terminal, i.e., send video information in crucial moment, reminds user to observe the activity condition of the elderly, so reduces user and look into
It sees the time of video, can find the problem at the first time, it is high-efficient.
It is noted that the present invention also provides a kind of daily work and rests of the elderly based on pressure sensor to monitor system,
The monitoring system includes: acquisition device, and the acquisition device includes camera, first pressure sensor and second pressure sensing
Device, the camera are set to detection zone, and the first pressure sensor is set to the bed surface within the scope of detection zone, institute
State the chair surface that second pressure sensor is set within the scope of detection zone；The camera is used for the view in acquisition testing region
Frequency signal, the first pressure sensor are used to acquire the first pressure data-signal on bed surface, the second pressure sensor
For acquiring the second pressure data-signal on chair surface；Pretreatment unit, the pretreatment unit are used for vision signal, the
One pressure data signal and second pressure data-signal are pre-processed, obtain video information, first pressure data information with
And second pressure data information；Central processing unit, the central processing unit include receiving module, first judgment module, second sentence
Disconnected module and sending module, the receiving module for receive pretreated video information, first pressure data information with
And second pressure data information；Whether the first judgment module is used to judge the pressure value in first pressure data information pre-
If variation in range of pressure values；Second judgment module is used to sentence when the judging result of the first judgment module is no
Whether the pressure value in disconnected second pressure data information changes in preset time range；The sending module is used for described the
When the judging result of two judgment modules is no, then video information is sent to mobile terminal.
To be further illustrated to the daily work and rest monitoring method of the above-mentioned the elderly based on pressure sensor, now in conjunction with
The monitoring system is explained in detail in Fig. 1, Fig. 2 and Fig. 3.As shown in figure 3, it is passed to be based on pressure in an embodiment
The structural schematic diagram of the daily work and rest monitoring system of the elderly of sensor.In conjunction with Fig. 1, Fig. 2 and Fig. 3, for example, a kind of passed based on pressure
The elderly of sensor daily work and rest monitoring system 20 includes: acquisition device 100, pretreatment unit 112 and central processing unit 106,
The acquisition device 100 includes camera 103, first pressure sensor 104 and second pressure sensor 105, the camera shooting
First 103 are set in detection zone 102, for example, detection zone 102 is indoor room, camera 103 is set to indoor room
At ceiling corners.The first pressure sensor 104 is set to 110 surface of bed in 102 range of detection zone, and described second
Pressure sensor 105 is set to 120 surface of chair in 102 range of detection zone；The camera 103 is used for acquisition testing area
The vision signal in domain 102, the first pressure sensor 104 is used to acquire the first pressure data-signal on 110 surface of bed, described
Second pressure sensor 105 is used to acquire the second pressure data-signal on 120 surface of chair；The pretreatment unit 112 is used for
Vision signal, first pressure data-signal and second pressure data-signal are pre-processed, video information, the first pressure are obtained
Force data information and second pressure data information；The central processing unit 106 includes receiving module 116, first judgment module
126, the second judgment module 136 and sending module 146, the receiving module 116 for receive pretreated video information,
First pressure data information and second pressure data information；The first judgment module 126 is for judging first pressure data
Whether the pressure value in information changes within the scope of preset pressure value；Second judgment module 136 described first for sentencing
When the judging result of disconnected module 126 is no, judge pressure value in second pressure data information whether in preset time range
Variation；The sending module 146 is used to then send out video information when the judging result of second judgment module 136 is no
It send to mobile terminal.
The daily work and rest of the above-mentioned the elderly based on pressure sensor monitors system, passes through camera, first pressure sensor
And second pressure sensor acquires vision signal, bed table in the detection zone in the daily work and rest scope of activities of the elderly respectively
The first pressure data-signal in face and the second pressure data-signal on chair surface, and by central processing unit to collected letter
Number processing analysis is carried out, when the pressure value in first pressure data information changes within the scope of preset pressure value, it is meant that old
Year, people lay up, when the pressure value in first pressure data information does not change within the scope of preset pressure value, it is meant that
The elderly gets up, and the elderly may rest after getting up on chair, at this time the pressure value in second pressure data information
It will change in preset time range, if the pressure value in second pressure data information will not become in preset time range
Change, then illustrates that the elderly has left bed again not on chair, video information is sent to mobile terminal at this time, i.e., in key
It waits and sends video information, remind user to observe the activity condition of the elderly, so reduce the time that user checks video, it can be
It finds the problem at the first time, it is high-efficient.
Further, the coverage of the camera 103 covers detection zone 102, the pretreatment unit 112 and institute
State the communication connection of camera 103.Detection zone 102 refers to the elderly often movable region, such as can be bedroom, hall
Deng.The vision signal in acquisition testing region can be carried out by preassembled camera.First pressure data-signal and second
Pressure data signal passes through different pressure sensors respectively and is acquired, such as passes through first pressure sensor 104 and
Two pressure sensors 105 acquire the first pressure data-signal and second pressure data-signal on bed and chair respectively.It is old in this way
First pressure data-signal will be generated when year people's bed, second pressure sensor is arranged in chair surface, and the elderly is sitting on chair
When will generate second pressure data-signal.
To avoid video information from dead angle occur, in one of the embodiments, camera 103 be arranged in detection zone compared with
Eminence is so that coverage covers detection zone；It for another example, is that coverage is set on indoor ceiling corners in detection zone
Cover the camera of detection zone；It establishes with the communication connection of camera and is believed by the video in camera acquisition testing region
Number.In this way, camera covering detection zone is shot, so that acquisition can reflect the vision signal of detection zone information comprehensively.
To improve communication efficiency, further, the acquisition device 100 includes several first pressure sensors 104
And the first pressure sensor processing module connecting respectively with several first pressure sensors 104 and several second pressures pass
Sensor 105 and the second pressure sensor processing module being connect respectively with several second pressure sensors 105；Several described first
Pressure sensor 104 is used to be distributed in 110 surface of bed in matrix, and several second pressure sensors 105 are for being uniformly arranged on chair
Sub 120 surfaces, the pretreatment unit 112 are handled with first pressure sensor processing module and second pressure sensor respectively
Module connection to receive the by first pressure sensor processing module and the transmission of second pressure sensor processing module respectively
One pressure data signal and second pressure data letter.It multiple sensors in the present embodiment and is adopted between sensor processing module
With point-to-point communication, i.e., led between several first pressure sensors 104 and first pressure sensor processing module using point-to-point
Letter uses point-to-point communication, sensor processing between several second pressure sensors 105 and second pressure sensor processing module
Module and central processing unit transmit data, i.e. first pressure sensor processing module and in a manner of CAN bus between the two
Two pressure sensor processing modules transmit data between central processing unit in a manner of CAN bus respectively, and sensor handles mould
Block and central processing unit are the correspondence of point-to-multipoint between the two, each sensor node structure having the same, are passed
Sensor processing module and central processing unit constitute a small-sized CAN bus sensor network.
It is more accurate to make to detect, further, several first pressure sensors that setting is distributed in matrix on bed surface
And the first pressure sensor processing module being connect respectively with several first pressure sensors, and uniformly set on chair surface
Set the second pressure sensor processing module that several second pressure sensors are connect with several second pressure sensors respectively；It establishes
With the connection of first pressure sensor processing module and second pressure sensor processing module；It receives by first pressure sensor
The first pressure data-signal and second pressure data-signal that processing module and second pressure sensor processing module are sent.
In this way, can accurately judge the work and rest feelings of the elderly by several first pressure sensors and several second pressure sensors
Condition, while under the centralized processing of first pressure sensor processing module and second pressure sensor processing module, it can be with first
Time analyzes the semaphore lock of pressure sensor and uploading in time on central processing unit, so that detecting more accurate height
Effect.
In the present embodiment, pressure sensor is also referred to as voltage sensitive sensor, is that can experience pressure signal, and can be according to certain rule
Pressure signal is converted into the device or device of the electric signal of available output by rule.For example, pressure sensor is usually quick by pressure
Sensing unit and signal processing unit composition.
The pretreatment unit 112 includes amplifying circuit, filter circuit and analog-to-digital conversion electricity in one of the embodiments,
Road, the pretreatment unit 112 are used for through amplifying circuit, filter circuit and analog to digital conversion circuit respectively to vision signal, the
One pressure data signal and second pressure data-signal amplify respectively, shaping, analog-to-digital conversion, obtains video information,
One pressure data information and second pressure data information.The pretreatment unit includes video signal amplification circuit, video letter
Number filter circuit and vision signal analog to digital conversion circuit.It include to be adopted for different type in pretreatment unit in the present embodiment
Collect the signal processing circuit unit of module, such as amplifying circuit, filter circuit and analog to digital conversion circuit, the sensor of feeding is believed
It number amplifies, shaping, processing and control.For example, the input terminal of the video signal amplification circuit and the output end of camera
Connection, the output end of video signal amplification circuit are connect with the input terminal of video-signal filter circuit, the video-signal filter
The output end of circuit is connect with the input terminal of vision signal analog to digital conversion circuit.For example, the pretreatment unit includes the first pressure
Force data signal amplification circuit, first pressure data-signal filter circuit and first pressure data-signal analog to digital conversion circuit, example
Such as, the input terminal of the first pressure data-signal amplifying circuit and the output end of first pressure sensor connect, first pressure
The output end of data-signal amplifying circuit is connect with the input terminal of first pressure data-signal filter circuit, the first pressure number
It is connect according to the output end of signal filter circuit with the input terminal of first pressure data-signal analog to digital conversion circuit.For example, described pre-
Processing unit includes second pressure data-signal amplifying circuit, second pressure data-signal filter circuit and second pressure data letter
Number analog to digital conversion circuit, for example, the input terminal of the second pressure data-signal amplifying circuit and second pressure sensor is defeated
Outlet connection, the output end of second pressure data-signal amplifying circuit and the input terminal of second pressure data-signal filter circuit connect
It connects, the output end of the second pressure data-signal filter circuit and the input terminal of second pressure data-signal analog to digital conversion circuit
Connection.In this way, by the amplifying circuit, filter circuit and analog to digital conversion circuit of pretreatment unit to vision signal, first pressure
Data-signal and second pressure data-signal amplify respectively, shaping, analog-to-digital conversion, obtains video information, first pressure
Data information and second pressure data information.So pretreatment after obtain video information, first pressure data information and
Second pressure data information will be convenient for computer identifying processing, to preferably be detected.
To realize that detection then needs the subsequent analytical judgment for carrying out various logic with powerful computer, wherein one
In a embodiment, the central processing unit 106 further includes memory module, and the memory module is for storing pretreated video
Information, first pressure data information and second pressure data information, in this way, can be according to pretreated video information,
One pressure data information and second pressure data information obtain the work and rest situation of the elderly of detection zone.Receive the pre- place of storage
Video information, first pressure data information and second pressure data information after reason can be by judging energy with logical process
The machine of power carries out.
To realize that remote transmission operation improves efficiency of transmission, the monitoring system further includes clothes in one of the embodiments,
Business device, the central processing unit 106 are connect with the server, and the central processing unit 106 is used for pretreated video
Information, first pressure data information and second pressure data information memory are to the server.Further, the centre
Reason device 106 is used to pretreated video information, first pressure data information and second pressure data information passing through 4G/5G
Communications protocol is uploaded to the server.
The first judgment module 126 includes the first extraction module and first processing module in one of the embodiments,；
First extraction module is used to extract each pressure value in first pressure data information；The first processing module is for sentencing
Whether each pressure value of breaking is equal to zero to determine the pressure value in first pressure data information whether in preset pressure value range
Interior variation.
Second judgment module 136 includes the second extraction module and Second processing module in one of the embodiments,；
Second extraction module is used to extract each pressure value in second pressure data information；The Second processing module is for sentencing
Whether partial pressure value is greater than zero to determine in second pressure data information in disconnected pressure value each in preset time range
Whether pressure value changes in preset time range.
The sending module 146 is connect with the long-distance communication network of mobile terminal in one of the embodiments, will be regarded
Frequency signal is sent to mobile terminal by long-distance communication network.Pressure value in second pressure data information is not in preset time model
When enclosing interior variation, the activity condition corresponding to the elderly is exactly that may be made on chair after the elderly leaves bed, it is also possible to examined
Survey activity within the scope of other of region.And the elderly leaves and needs a period of time to being made on chair after bed, if at this
Pressure value after the section time in second pressure data information does not change, it can be said that bright the elderly is not after leaving bed
Be made on chair, then at this time the situation of the elderly be it is relatively risky may for example fall, therefore in this case will view
Frequency information is sent to mobile terminal, and user can observe the activity condition of the elderly of detection zone at this time by mobile terminal,
To confirm whether the elderly occur safely accidentally tumble or other fortuitous events.
Mobile terminal device in the present embodiment can wirelessly be set using smart phone, tablet computer or other personal hand-helds
It is standby, such as: mobile phone user can carry out data query, server by the APP application program login service device in smart phone
Video information can be sent to user mobile phone and carry out real-time display according to corresponding instruction.In this way by it is preparatory with it is mobile eventually
The long-distance communication network at end connects, and vision signal is remotely sent to mobile terminal in the case that guarantee network is unobstructed, so as to
So that user can receive vision signal at the first time and observe the activity condition of the elderly in time, when occurring unexpected
It can be handled in time, and then the monitoring to the elderly is better achieved.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of daily work and rest monitoring method of the elderly based on pressure sensor, includes the following steps:
The first pressure data-signal on the vision signal in acquisition testing region and the bed surface in acquisition testing regional scope and
The second pressure data-signal on chair surface；
Vision signal, first pressure data-signal and second pressure data-signal are pre-processed, video information, are obtained
One pressure data information and second pressure data information；
Receive pretreated video information, first pressure data information and second pressure data information；
Judge whether the pressure value in first pressure data information changes within the scope of preset pressure value；
If it is not, then judging whether the pressure value in second pressure data information changes in preset time range；
If it is not, video information is then sent to mobile terminal.
2. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that institute
The step of stating the vision signal in acquisition testing region, comprising:
The camera of coverage covering detection zone is set；
Establish with the communication connection of camera and pass through the vision signal in camera acquisition testing region.
3. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that institute
State the first pressure data-signal on the bed surface in acquisition testing regional scope and the second pressure data-signal on chair surface
Step, comprising:
Several first pressure sensors and connect respectively with several first pressure sensors that setting is distributed in matrix on bed surface
The first pressure sensor processing module connect, and chair surface be uniformly arranged several second pressure sensors respectively with it is several
The second pressure sensor processing module of second pressure sensor connection；
Establish the connection with first pressure sensor processing module and second pressure sensor processing module；
Receive the first pressure data sent by first pressure sensor processing module and second pressure sensor processing module
Signal and second pressure data-signal.
4. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that institute
It states and pretreated step is carried out to vision signal, first pressure data-signal and second pressure data-signal, comprising:
By amplifying circuit, filter circuit and analog to digital conversion circuit to vision signal, first pressure data-signal and the second pressure
Force data signal amplifies respectively, shaping, analog-to-digital conversion, obtains video information, first pressure data information and the second pressure
Force data information.
5. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that institute
State the step of receiving pretreated video information, first pressure data information and second pressure data information, comprising:
Pretreated video information, first pressure data information and second pressure number are received and stored by central processing unit
It is believed that breath.
6. the daily work and rest monitoring method of the elderly according to claim 5 based on pressure sensor, which is characterized in that institute
The step of stating the pretreated video information of storage, first pressure data information and second pressure data information, comprising:
Establish the connection of central processing unit and server；
It will be in pretreated video information, first pressure data information and second pressure data information memory to server.
7. the daily work and rest monitoring method of the elderly according to claim 6 based on pressure sensor, which is characterized in that institute
It states the step in pretreated video information, first pressure data information and second pressure data information memory to server
Suddenly, comprising:
Pretreated video information, first pressure data information and second pressure data information are communicated by 4G/5G and assisted
View is uploaded to server.
8. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that institute
The step of whether pressure value judged in first pressure data information changes within the scope of preset pressure value stated, comprising:
Extract each pressure value in first pressure data information；
Judge whether each pressure value is equal to zero；
If it is not, then the pressure value in first pressure data information changes within the scope of preset pressure value；
If so, the pressure value in first pressure data information does not change within the scope of preset pressure value.
9. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that institute
The step of whether pressure value judged in second pressure data information changes in preset time range stated, comprising:
Extract each pressure value in second pressure data information；
Judge whether partial pressure value is greater than zero in each pressure value in preset time range；
If so, the pressure value in second pressure data information changes in preset time range；
If it is not, then the pressure value in second pressure data information does not change in preset time range.
10. the daily work and rest monitoring method of the elderly according to claim 1 based on pressure sensor, which is characterized in that
Described the step of vision signal is sent to mobile terminal, comprising:
Foundation is connect with the long-distance communication network of mobile terminal；
Vision signal is sent to mobile terminal by long-distance communication network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107068.XA CN109770846A (en) | 2017-11-10 | 2017-11-10 | The daily work and rest monitoring method of the elderly based on pressure sensor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711107068.XA CN109770846A (en) | 2017-11-10 | 2017-11-10 | The daily work and rest monitoring method of the elderly based on pressure sensor |
Publications (1)
| Publication Number | Publication Date |
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| CN109770846A true CN109770846A (en) | 2019-05-21 |
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| CN201711107068.XA Withdrawn CN109770846A (en) | 2017-11-10 | 2017-11-10 | The daily work and rest monitoring method of the elderly based on pressure sensor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113671489A (en) * | 2021-08-09 | 2021-11-19 | 珠海格力电器股份有限公司 | State reminding method and device, electronic equipment and computer readable storage medium |
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2017
- 2017-11-10 CN CN201711107068.XA patent/CN109770846A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113671489A (en) * | 2021-08-09 | 2021-11-19 | 珠海格力电器股份有限公司 | State reminding method and device, electronic equipment and computer readable storage medium |
| CN113671489B (en) * | 2021-08-09 | 2023-10-17 | 珠海格力电器股份有限公司 | State reminding method and device, electronic equipment and computer readable storage medium |
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Application publication date: 20190521 |