CN102871664B - Height relevant information determinator and Body composition analysis device - Google Patents
Height relevant information determinator and Body composition analysis device Download PDFInfo
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- CN102871664B CN102871664B CN201110195372.0A CN201110195372A CN102871664B CN 102871664 B CN102871664 B CN 102871664B CN 201110195372 A CN201110195372 A CN 201110195372A CN 102871664 B CN102871664 B CN 102871664B
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Abstract
The present invention relates to height relevant information determinator and Body composition analysis device, it is built as: shooting has been limited the video of the measured of position, specific body part is identified from the video of the measured photographed, the height relevant information of this detected person is calculated based on the body part recognized, in this, physical unit does not contact human body thus without sense of discomfort, the height relevant information of detected person is estimated by body part identification, height relevant information more accurately can be obtained, be configured to the video of shooting detected person, particular body portion is identified from the video of the detected person photographed, the height relevant information of this detected person is calculated based on the body part recognized, the reflection height relevant information when analyzing the body composition of detected person further, thus can without acquisition height relevant information more accurately, just height relevant information can be utilized to carry out Body composition analysis without the need to user profile input.
Description
Technical field
The present invention relates to the health relevant information determination techniques such as height or height of the body part of human body, especially, relate to the technology of the height calculating body part height according to the video of detected person or estimate detected person according to the height of the body part calculated, and the user profile such as sex, age related to without the need to inputting detected person just can carry out the Body composition analysis technology of Body composition analysis.
Technical background
Measure the method for height and can be divided into contact and contactless substantially.Contact height measures mode as the mode measuring height with physical unit contact human body, such as, under the posture that can erect upright detected person, with the head of grabbing bar contact detected person of mode manually or automatically, the distance measuring from sole to the lower end position of grabbing bar is to measure height.
Contactless height measures mode and contacts human body to measure the mode of height as not using physical unit, such as, under the posture that can erect upright detected person, the ultrasonic sensor of known altitude is used to launch ultrasound wave to the head of detected person, detect the ultrasound wave reflected from the head of detected person, calculate the distance between the head of detected person and ultrasonic sensor, deduct the distance calculated from ultrasonic sensor height, measure the height of detected person thus.
But, due to contact height assay method contact human body, therefore likely sense of discomfort is brought, hyperacoustic contactless height assay method is used to carry out reflection supersonic wave by hair, measure so accurately accurate height cannot be carried out, and ultrasonic sensor will be arranged on the position higher than detected person's height, there is inconvenience.
Thus, inventor of the present invention carried out to not with physical unit contact human body, sense of discomfort can not be brought, comparable non-contact method obtains the technical research of the height relevant information of detected person more accurately.
In addition, existing Body composition analysis device, for analyzing the body composition of detected person, need input the user profile such as the sex of detected person, age, there is user thus and input the inconvenience brought.
Thus, the user profile such as sex, age that present inventor has carried out without the need to inputting detected person just can be carried out Body composition analysis thus can improve user's Body composition analysis technical research easily.
Summary of the invention
Technical task
The present invention is as the invention for reaching above-mentioned purpose, and object is, provide a kind of height relevant information determinator, it identifies particular body portion from the video of detected person, calculates the height relevant information of this detected person based on the body part recognized.
The invention provides a kind of device, comprising:
Lower body, supporter and top body, wherein
Lower body is provided with a position limitation unit, position limitation unit is for limiting locating of detected person;
Supporter is arranged on before lower body;
Top body is arranged on the upper end of supporter, top body is provided with camera unit and height associated information calculation unit, wherein,
Camera unit is arranged on the body of top regularly or rotatably or movably, and camera unit is for taking the video of detected person, and it is highly the video camera of h1 that camera unit comprises one;
The video of the detected person that height associated information calculation unit is taken according to camera unit calculates body part height h2, and extrapolate presumed value h3 according to body part height h2, finally camera height h1, body part height h2 and presumed value h3 addition calculation are gone out the height of detected person, wherein, in the whole video area that body part height h2 takes according to camera unit, as the center of the body part recognized in the whole video that y coordinate and the video camera of standard is taken y coordinate between pixel count calculate.
Another object of the present invention is to, provide a kind of Body composition analysis device, it identifies particular body portion from the video of detected person, calculates the height relevant information of this detected person based on the body part recognized.
Another object of the present invention is to, provide a kind of Body composition analysis device, it is reflection height relevant information when analyzing the body composition of detected person, just can carry out Body composition analysis without the need to user's input information.
Technological means
According to the one aspect of the present invention for reaching above-mentioned purpose, height relevant information determinator is characterised in that, shooting limits the video of the detected person of position, from the video of the video detected person photographed, identify particular body portion, calculate the height relevant information of this detected person based on the body part recognized.
According to another aspect of the present invention, Body composition analysis device characteristic is, the video of shooting detected person, identifies particular body portion, calculates the height relevant information of this detected person based on the body part recognized from the video of the video detected person photographed.
According to another aspect of the present invention, Body composition analysis device characteristic is, when analyzing the body composition of detected person, and reflection height relevant information.
Technique effect
Beneficial effect according to height relevant information determinator of the present invention is, it identifies particular body portion, calculates the height relevant information of this detected person based on the body part recognized from the video of detected person, thus not with physical unit contact human body, without sense of discomfort, and it is by identifying that body part estimates the height relevant information of detected person, can obtain comparatively accurate height relevant information thus.
In addition, beneficial effect according to Body composition analysis device of the present invention is, it identifies particular body portion, calculates the height relevant information of this detected person based on the body part recognized from the video of detected person, thus not with physical unit contact human body, without sense of discomfort, and it is by identifying that body part estimates the height relevant information of detected person, can obtain comparatively accurate height relevant information thus.
In addition, the beneficial effect according to Body composition analysis device of the present invention is, it just can use height relevant information to analyze body composition without the need to the user profile such as sex, age inputting detected person, can improve user thus conveniently.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the structure of the embodiment illustrated according to height relevant information determinator of the present invention;
Fig. 2 is the block diagram of the structure of the embodiment illustrated according to height relevant information determinator of the present invention;
Fig. 3 measures schematic diagram according to the height of height relevant information determinator of the present invention;
Fig. 4 is the diagram of an embodiment of the rotary drive unit illustrated according to height relevant information determinator of the present invention;
Fig. 5 is the diagram of another embodiment of the rotary drive unit illustrated according to height relevant information determinator of the present invention;
Fig. 6 is the diagram of an embodiment of the linear drive unit illustrated according to height relevant information determinator of the present invention;
Fig. 7 is the diagram that the camera unit illustrating according to height relevant information determinator of the present invention uses the embodiment of multiple video camera;
Fig. 8 illustrates the diagram arranging the embodiment of polarisation camera lens before the camera unit according to height relevant information determinator of the present invention;
Fig. 9 illustrates diagram camera unit being configured to the embodiment of the form of the optical system of dispersion according to height relevant information determinator of the present invention;
Figure 10 is the axonometric chart of the structure of the embodiment illustrated according to Body composition analysis device of the present invention;
Figure 11 is the block diagram of the structure of the embodiment illustrated according to Body composition analysis device of the present invention;
Figure 12 is the diagram of the embodiment that the Body composition analysis device being equipped with position limitation unit is shown;
Figure 13 is the diagram of the embodiment that the Body composition analysis device being provided with distance perspective induction sensor is shown;
Figure 14 measures schematic diagram according to the height of Body composition analysis device of the present invention;
Figure 15 measures schematic diagram according to the Body composition analysis of Body composition analysis device of the present invention;
Figure 16 is the diagram of an embodiment of the rotary drive unit illustrated according to Body composition analysis device of the present invention;
Figure 17 is the diagram of another embodiment of the rotary drive unit of the rotating driving device illustrated according to Body composition analysis device of the present invention;
Figure 18 is the diagram of an embodiment of the linear drive unit illustrated according to Body composition analysis device of the present invention;
Figure 19 is the diagram that the camera unit illustrating according to Body composition analysis device of the present invention uses the embodiment of multiple video camera;
Figure 20 illustrates the diagram arranging the embodiment of polarisation camera lens before the camera unit according to Body composition analysis device of the present invention;
Figure 21 illustrates diagram camera unit being configured to the embodiment of the form of the optical system of dispersion according to Body composition analysis device of the present invention.
Detailed description of the invention
Below the preferred embodiment be described by referring to accompanying drawing is described in detail, makes technical staff easily understand and to implement the present invention.
To in explanation of the present invention, when related known function or structure illustrate be judged as embodiments of the invention main idea likely can be made indefinite time, will description is omitted.
The term that the present invention runs through the use of whole description is the term considering that the function in the embodiment of the present invention defines, it belongs to and can fully can carry out the item of being out of shape with the intention, convention etc. of user or operator, should define based on overall manual of the present invention.
Fig. 1 is the axonometric chart of the structure of the embodiment illustrated according to height relevant information determinator of the present invention, and Fig. 2 is the block diagram of the structure of the embodiment illustrated according to height relevant information determinator of the present invention.
As depicted in figs. 1 and 2, height relevant information determinator 100 according to the present invention comprises position limitation unit 110, camera unit 120, height associated information calculation unit 130, height relevant information output unit 140 form.
Described position limitation unit 110, restriction detected person locates.In this case, described position limitation unit 110, the foot be built as limiting detected person steps on position.Such as, as shown in Figure 1, form lower body 10, this lower body is formed the position limitation unit 110 of people's foot shape, detected person can be stood on the position limitation unit 110 of people's foot shape, come the position that restrict foot is stepped on thus.
Described camera unit 120, takes by the video of the detected person of described position limitation unit 110 restriction site.Such as, the upper end being combined in the supporter 20 before described lower body 10 is combined with top body 30, described camera unit 120 arranges by this top body 30 regularly or rotatably or movably, makes described camera unit 120 can take the video of detected person described detected person under the state that look at camera unit 120.
In this case, described lower body 10 is equipped with the position limitation unit 110 of somebody's foot shape, when going above detected person station, the position of detected person is limited, camera unit 120 takes the video of detected person in this state, can photograph the video of the detected person limiting position.
Described height associated information calculation unit 130, the form of the microprocessor be arranged on top body 30 or the software run by microprocessor can be built as, from the video of the detected person photographed by above-mentioned camera unit 120, identify particular body portion, and calculate the height relevant information of this detected person based on the body part recognized.Described height relevant information can be body part height calculations or height presumed value.
Now, can be configured to, described height associated information calculation unit 130 calculates the height of the body part recognized, and tells the height estimating detected person based on the body part calculated.Such as, described height associated information calculation unit 130, can be added camera height, the body part height calculated, the presumed value that goes out according to body part high-level inference, estimate the height of detected person.
Now, be Accurate Determining height, described height associated information calculation unit 130, can reflect the horizontal range between camera unit 120 and position limitation unit 110, calculating the height of body part when calculating body part height.Horizontal range between camera unit 120 and position limitation unit 110 can be normalized setting value in advance, also can be the value obtained in real time by distance perspective induction sensor (not shown) etc.
Fig. 3 measures schematic diagram according to the height of height relevant information determinator of the present invention.In figure 3, H is the height of the detected person that will measure, h1 is camera height, h2 is the body part height calculated from detected person's video, h3 is the presumed value estimating out from body part height, assuming that d is the horizontal range between camera unit 120 and position limitation unit 110.
Camera height h1 is fixing setting value when video camera 120 is fixed, and when photographic head can move in the vertical direction, it is the setting value that predefined basis moves up and down distance change.
The body part height h2 calculated from detected person's video, such as, in the whole video area taken by video camera, can from the y coordinate as standard, the pixel count between the y coordinate of the center of the body part recognized in the whole video that foundation is taken by video camera calculates.
Now, each pixels tall can be different according to the horizontal range d between camera unit 120 and position limitation unit 110, the position of restriction detected person makes the horizontal range d between camera unit 120 and position limitation unit 110 keep certain distance, make each pixels tall standardize thus, carry out accurately to calculate body part h2 thus.
Due to the value that the y coordinate as standard in the whole video area that described video camera photographs is the tilt angle varied along with video camera, when photographic head be set up towards time above, the y coordinate as standard is the y coordinate as center in the whole video area photographed by video camera.
In addition, because the body part of the eyes and so on of human body and height have certain proportionate relationship, can analyze the relation of multiple sample population with it between particular body portion and height, dependence experience or experiment extrapolate presumed value h3 according to body part height.
The value predetermined due to camera height h1 with according to the presumed value h3 that body part height calculates out, as long as so height associated information calculation unit 130 calculates the body part height h2 calculated according to detected person's video, just the height H=h1+h2+h3 of detected person can be calculated.
Such as, height associated information calculation unit 130, from the whole video that video camera photographs, the feature detecting the particular body portion of eyes and so on identifies particular body portion, and after the center calculating the body part recognized, as in the y coordinate of standard from the whole video area photographed by video camera, pixel count between the y coordinate calculating the center of body part recognized in the whole video of video camera shooting, from the pixel count calculated, calculate body part height h2.In addition, detected height H=h1+h2+h3 is calculated thus.
Described height relevant information output unit 140, exports the height relevant information calculated by described height associated information calculation unit 130.Now, described height relevant information output unit 140, can be built as, by height relevant information with picture input or with voice output or with network input or printout.
Such as, height relevant information output unit 140, can be built as the form of the LCD be arranged on before top body 30, and the height relevant information picture that described height associated information calculation unit 130 can be calculated exports.
Thus, as mentioned above, the present invention identifies particular body portion from the video of detected person, the height relevant information of this detected person is calculated based on the body part recognized, thus not with physical unit contact human body, without sense of discomfort, and by identifying that body part estimates the height relevant information of detected person, comparatively accurate height relevant information can be obtained thus.
According to another aspect of the present invention, described height relevant information determinator 100 can comprise the rotary drive unit 150 that automatic or manual changes the shooting angle of video camera further.Now, can be configured to as shown in Figure 4, described rotary drive unit 150 by described camera unit 120 in the vertical direction rotary actuation change shooting angle.
Unlike this, also can be configured to as shown in Figure 5, described rotary drive unit 150, the height relevant information output unit 140 being fixed with camera unit 120 be driven in the vertical direction, changes shooting angle thus.
Namely, embodiment shown in Fig. 4, rotary drive unit 150 is configured to rotary actuation photographic head 120 itself in the vertical direction, and in the embodiment shown in fig. 5, rotary drive unit 150 is configured to the height relevant information output unit 140 that rotary actuation is in the vertical direction fixed with camera unit 120, it according to the height of detected person, can freely up and down change the shooting angle of photographic head, takes the video of detected person to identify particular body portion simultaneously.
According to another aspect of the present invention, as shown in Figure 6, described height relevant information determinator 100 also can comprise the linear driver element 160 that automatic or manual changes the camera site of video camera further.This linear actuating device 160, by described camera unit 120 Linear Driving in the vertical direction, changes camera site thus.
That is, in the embodiment shown in Fig. 6, linear drive unit 160 is configured with, making can the described camera unit 120 of linear driving in the vertical direction, can according to the height of detected person, the freely up and down position of mobile camera, take the video of detected person, identify particular body portion.
According to another aspect of the present invention, as shown in Figure 7, the camera unit 120 of described height relevant information determinator 100, can comprise multiple video cameras of keeping apart in the vertical direction.
Namely, in embodiment shown in Fig. 7, camera unit 120 is configured to, can isolate in the vertical direction in multiple video cameras of setting and select a suitable video camera to take the video of detected person, the video of suitable video camera shooting detected person can be selected thus according to the height of detected person, identify particular body portion.
According to another aspect of the present invention, as shown in Figure 8, described height relevant information determinator 100, can comprise the polarisation camera lens 170 expanding shooting angle further before camera unit 120.
In this embodiment, the polarisation camera lens 170 for expanding shooting angle being set before camera unit 120, the region of the video of the detected person taken by camera unit 120 can be widened at closer distance place.
According to the camera unit 120 of height relevant information determinator 100 of the present invention, its optical system (multiple camera lens) can use the photographic head of the gross morphology be arranged in a row, also can as shown in Figure 9, optical system (camera lens and reflecting mirror) can use the video camera of the scan mode of dispersing morphology.
Camera unit 120 shown in Fig. 9, comprising: light output unit 121, spherical camera lens 122, rotating mirror 123, optical detecting unit 124.Described optical detecting unit 121 exports light.The anaclasis that described light output unit 121 exports by described spherical camera lens 122 optically focused.
Described rotating mirror 123, reflects by described spherical camera lens and the luminous reflectance of optically focused, carrys out directive detected person, and the luminous reflectance will reflected from detected person, carry out the spherical camera lens of directive.Described optical detecting unit 124, detects and to be reflected by described rotating mirror 123 and to be reflected by described spherical camera lens 122 and the light of optically focused.
That is, in this embodiment, optical system (camera lens and illuminator) is that the camera lens of the camera lens mode using dispersing morphology is to take the video of detected person.
According to another aspect of the present invention, described height relevant information determinator 100, can comprise the body weight determination unit 180 of the body weight measuring detected person further, export the body weight information output unit 190 of the relevant information of the body weight that body weight determination unit 180 measures.
Such as, described body weight determination unit 180, is arranged in the lower body 10 shown in Fig. 1, and time on the position limitation unit 110 of the people's foot shape formed on detected person stands lower body 10, body weight analytic unit 180 just can measure the body weight of detected person.
In addition, export the output unit 190 of the relevant information of the body weight of detected person, can be configured to be different from the device of the height relevant information output unit 140 of the relevant information exporting detected person's height, also can be configured to body weight information output unit 190 and height relevant information output unit 140 is same devices.
That is, in this embodiment, by height relevant information determinator 100 of the present invention, while the height measuring detected person, just body weight can be measured together.
According to another aspect of the present invention, described height relevant information determinator 100, can comprise enabling signal input block 200 further, and it receives the enabling signal starting the mensuration of carrying out detected person's height relevant information of input.
Now, described enabling signal input block 200, can receive the enabling signal starting to measure of input by specific button operation, or also can without the need to button operation, come to measure accurately by phonetic entry, or also can input enabling signal by action input mode.
Such as, described enabling signal input block 200 can be configured to, and the voice reading detected person detect enabling signal, detects the phonetic entry of the detected person of " starting to detect " and so on, starts to detect.
That is, according to height relevant information determinator 100 of the present invention, accurate mensuration is carried out in the position being limited detected person by position limitation unit 110.Will by user operation button if start mensuration, that just not only bothers, and owing to can move time user carries out button operation, so be difficult to the accurate height obtaining detected person.Thus, do not start to measure by phonetic entry or action input by the operation of specific keys, measurement result more accurately can be obtained.
In addition, according to another aspect of the present invention, the video of the detected person taken by camera unit 120, the actual range of each pixel can be different according to the angle of inclination of camera unit, so need to carry out correction to this.
Be fixedly installed if camera unit 120 is the states tilted, so can aspheric lens (not shown) be set before the camera lens of camera unit, correction is carried out to the video of the detected person taken by camera unit 120.
If camera unit 120 can rotate with arranging up and down, so correction can be carried out with software to the video of the detected person that camera unit 120 photographs according to the angle of inclination of camera unit 120.Thus, by this video correction, comparatively accurate height relevant information can be obtained.
Figure 10 is the axonometric chart of the structure of the embodiment illustrated according to Body composition analysis device of the present invention, and Figure 11 is the block diagram of the structure of the embodiment illustrated according to Body composition analysis device of the present invention.
As shown in Figure 10 and Figure 11, according to the Body composition analysis device 1100 of the present embodiment as the physiology impedance of measuring the voltage applied on the health of detected person and calculate detected person, and the device of the body composition of detected person is analyzed according to the physiology impedance calculated, comprise camera unit 1110 and height associated information calculation unit 1120.
Described camera unit 1110 takes the video of detected person.As shown in Figure 10, the upper end of the supporter 1020 combined before lower body 1010 is combined with top body 1030, this top body 1030 is provided with fixing maybe can rotation or the camera unit 1110 of movement, under the state that detected person look at camera unit 1110, described camera unit 1110 can take the video of detected person.
Described height associated information calculation unit 1120, the form of the microprocessor be arranged on top body 1030 or the software run by microprocessor can be built as, from the video of the detected person photographed by above-mentioned camera unit 1110, identify particular body portion, and calculate the height relevant information of this detected person based on the body part recognized.Described height relevant information can be body part height calculations or height presumed value.
Now, described height associated information calculation unit 1120 can be configured to, and calculates the body part height recognized, calculates the height of detected person based on the body part height calculated.Such as, described height associated information calculation unit 1120, can be added camera height, the body part height calculated, the presumed value that goes out according to body part high-level inference, estimate the height of detected person.
Now, for measuring more accurately, described height associated information calculation unit 1120, can when calculating body part height, and the horizontal range between reflection camera unit 1110 and detected person calculates body part height.Horizontal range between camera unit 1110 and detected person can be normalized setting value in advance, also can be the value obtained in real time.
In addition, according to another aspect of the present invention, in order to make the horizontal range between detected person standardize, as shown in figure 12, position limitation unit 1130 can be comprised further according to Body composition analysis device 1100 of the present invention.Described position limitation unit 1130 limits locating of detected person, makes to maintain a certain distance between camera unit 1110 and detected person.
Now, described position limitation unit 1130 can be foot electrode.Such as, lower body 1010 forms the foot electrode of people's foot shape, detected person can be stood on the foot electrode of people's foot shape, limit locating of detected person thus.
In addition, according to another aspect of the present invention, for obtaining the horizontal range between detected person in real time, according to Body composition analysis device 1100 of the present invention, as shown in figure 13, distance perspective induction sensor 1140 can be comprised further.Described distance perspective induction sensor 1140 can measure the horizontal range between camera unit 1110 and detected person.
Figure 14 measures schematic diagram according to the height of Body composition analysis device of the present invention.In fig. 14, H is the height of the detected person that will measure, h1 is camera height, h2 is the body part height calculated from detected person's video, h3 is the presumed value estimating out from body part height, assuming that d is the horizontal range between camera unit 1110 and position limitation unit 110.
Camera height h1 is fixing setting value when video camera 1110 is fixed, and when camera unit 1110 can move in the vertical direction, it is the setting value that predefined basis moves up and down distance change.
The body part height h2 calculated from detected person's video, such as, in the whole video area taken by video camera, can from as the y coordinate of standard, according to the center of the body part recognized in the whole video taken by video camera y coordinate between pixel count calculate.
Now, each pixels tall can be different according to the horizontal range d between camera unit 1110 and detected person, the position of restriction detected person makes the horizontal range d between camera unit 1110 and detected person keep certain distance, make each pixels tall standardize thus, carry out accurately to calculate body part height h2 thus.Position about restriction detected person will be described in detail later.
Due to the value that the y coordinate as standard in the whole video area that described video camera photographs is the tilt angle varied along with video camera, when photographic head be set up towards front time, the y coordinate as standard is the y coordinate as center in the whole video area photographed by video camera.
In addition, because the body part of the eyes and so on of human body and height have certain proportionate relationship, can analyze the relation of multiple sample population with it between particular body portion and height, dependence experience or experiment extrapolate presumed value h3 according to body part height.
The value predetermined due to camera height h1 with according to the presumed value h3 that body part height calculates out, as long as so height associated information calculation unit 1120 calculates the body part height h2 calculated according to detected person's video, just the height H=h1+h2+h3 of detected person can be calculated.
Such as, height associated information calculation unit 1120, from the whole video that video camera photographs, the feature detecting the particular body portion of eyes and so on identifies particular body portion, and after the center calculating the body part recognized, as in the y coordinate of standard from the whole video area photographed by video camera, pixel count between the y coordinate calculating the center of body part recognized in the whole video of video camera shooting, from the pixel count calculated, calculate body part height h2.In addition, detected height H=h1+h2+h3 is calculated thus.
Thus, as mentioned above, the present invention identifies particular body portion from the video of detected person, the height relevant information of this detected person is calculated based on the body part recognized, thus not with physical unit contact human body, without sense of discomfort, and by identifying that body part estimates the height relevant information of detected person, comparatively accurate height relevant information can be obtained thus.
According to another aspect of the present invention, Body composition analysis device 1100 according to the present invention can comprise: a pair foot electrode body 1150 and torch polar body 1160, switch unit 1170, determination unit 1180, Body composition analysis unit 1190.
In a pair foot electrode body 1150 and torch polar body 1160, include at least one electric current applying electrode 1151,1161 and at least one voltage determination electrode 1152,1162.
Described switch unit 1170, according to measurement site, perform the electric current applying that comprises in each foot electrode body 1150 and torch polar body 1160 with connecting or connect releasing between electrode 1151,1161, also perform the voltage determination that comprises in each foot electrode body 1150 and torch polar body 1160 with connecting or connect releasing between electrode 1152,1162 simultaneously.
Described determination unit 1180, electric current is applied to the body part of the detected person of the electric current applying electrode 1151,1161 that contact switch unit 1170 connects, measures voltage at the body part of the detected person contacting the voltage determination electrode 1152,1162 connected by switch unit 1170.
Described Body composition analysis unit 1190, the voltage measured according to described determination unit 1180 calculates the bio-impedance of each body part of detected person, and analyzes the body composition of detected person according to the bio-impedance of each body part of the detected person calculated.
Now, described Body composition analysis unit 1190, when analyzing the body composition of detected person, reflects the height relevant information calculated by described height associated information calculation unit 1120.When analyzing body composition, the height relevant information of detected person as important parameter, such as, height square be called impedance damping divided by the value of bio-impedance, this impedance damping is related to the muscle quantities of human body.
Thus, automatically calculate the height relevant information of detected person, reflecting when analyzing the body composition of detected person, even if do not input the user profile such as age, sex of detected person, also can analyze the body composition of detected person, user can be improved conveniently.
Figure 15 measures schematic diagram according to the Body composition analysis of Body composition analysis device of the present invention.Figure 15 illustrates according to position to analyze the body current model of body composition.Body current model shown in Figure 15 is not human body is assumed to be the electric conductor that has human body impedance, but its right arm, left arm, health, right lower limb, left lower limb are assumed to five human body impedance electric conductors.
In the drawings, the resistance at each position is represented as R
rA, R
lA, R
t, R
rL, R
lL.Resistance R
1and R
2represent the impedance of thumb and palm, to stretch out branch from wrist.Resistance R3 and R4 represents the resistance of heel and forefoot region, to stretch out branch from ankle.
When measuring, detected person keeps attention position under foot steps on the posture of foot electrode E5, E6, E7, E8 hand-held E1, E2, E3, E4, and result automatically according to the body composition of site analysis human body, and exports by Body composition analysis device.
Measure the method for the human body impedance at each position, such as, in order to measure the human body impedance R of right arm
rA, according to swap operation streaming current between E1 and E5 of torch pole of switch unit 1170, determination unit 1180 measures voltage between torch pole E2 and torch pole E4.Electric current passes through R
1→ R
rA→ R
t→ R
rL→ R
3flowing, voltage is at R
2→ R
rA→ R
lA→ R
2determined in the loop formed.The path that electric current flows through and the determined loop of voltage, at R
rAplace is overlapping, measures the human body impedance R of right arm
rA.In this mensuration process, when the input impedance of the voltage determination terminal of Body composition analysis device is very large, connect R
1~ R
4the human body impedance value of end can not affect the impedance measuring right arm.That is, even if contact impedance change R
1~ R
4change in impedance value, also can not affect the resistance value of partes corporis humani position.
The bio-impedance at other positions on right side, measures according to the method similar with the impedance of above-mentioned measurement right arm.Galvanization between E1 and E5 of torch pole, the words measuring voltage between torch pole E4 and foot electrode E8 just can obtain human body trunk impedance R
t, the voltage determined between E6 and foot electrode E8 just can obtain the human body impedance R of right lower limb
rL.For measuring each position bio-impedance on the left side, galvanization between torch pole E3 and foot electrode E7, the words measuring voltage between torch pole E2 and torch pole E4 can obtain the human body impedance R of left arm
lA, the words measuring voltage between torch pole E6 and foot electrode E8 can obtain the bio-impedance R of left lower limb
lL.
After having obtained human body impedance by measuring unit 1180, Body composition analysis unit 190 uses bio-impedance to measure (BIA:Bioelectrical Impedance Analysis) technology, analyzes the body composition of detected person according to human body impedance.
Bio-impedance measures (BIA:Bioelectrical Impedance Analysis) technology, is to use method for electrically to the technology of moisture in the body measuring human body.When sending the faint alternating current signal of telecommunication to human body, electricity flows through along the body water that electric conductivity is higher, moisture number, determine the path width that flows through of electric current, this can represent with the measured value being called impedance (Impedance).
Impedance Z refers to the power producing time electric current flows through and hinder.In engineering, impedance determines the vector of resistance (R) and reactance (Xc).
But the situation of human body, only there is the difference of about 2 ~ 3 Ω in impedance and resistance value, this difference is completely negligible, can be considered as impedance and resistance value is equal in biological impedance BIA technical field.
The resistance R of conductor and electricalresistivityρ are directly proportional to the length L of conductor, and sectional area A is inversely proportional to.
From this formula, the volume V of conductor can be expressed as the length L of electricalresistivityρ and conductor and the function of resistance R.
Utilize this formula, moisture in the body of the corresponding human body of volume V of conductor, the resistance C of the unit volume of moisture in the corresponding body of electricalresistivityρ, the height of the corresponding human body of length L of conductor, the corresponding human body resistance of resistance R, namely the bio-impedance (Bioelectrical Impedance) of human body, asks the formula of moisture in body as follows.
This formula is the value calculated by height associated information calculation unit 120, the unit volume resistance C of moisture in described body, owing to being dissolved with a certain amount of electrolyte in unit volume in moisture in vivo, so it can show as certain constant value, as long as measure human body resistance by determination unit 180, namely the bio-impedance values of human body just can calculate human body body in moisture.
Form the body composition of human body, primarily of moisture, protein, fat, mineral (bone) four part composition in body.The ratio that these four kinds of compositions account in body weight and sex exist different from individual, but are the ratio of 55:20:20:5 haply.As long as be aware of body water in these compositions and Fat distribution just can obtain remaining composition.
Because in protein and body, moisture is the main component forming muscle, there is mutual proportionate relationship between it.That is, healthy muscle is made up of the water of about 73%, and all the other 27% are protein.Mineral is the main component forming bone, and the weight of bone and muscle quantities have very close relationship.Thus, the amount of protein and the amount of mineral can be obtained by moisture in body, know that in body, moisture and Fat distribution just can know four kinds of compositions of composition body composition thus.
Namely, obtained bio-impedance (Bioelectrical Impedance) value of human body by determination unit 1180 after, moisture in the body can being obtained human body by Body composition analysis unit 1190, albumen quality and mineral quality can be obtained according to moisture in this body, according to body water content deduct albumen quality and money material amount remaining be exactly Determination of Total Body Fat.Thus, can the body composition such as fat of molecular human by measuring bio-impedance.
In addition, according to a further aspect in the invention, described Body composition analysis device 1100 can comprise body composition information output unit 1192 further, and described body composition information output unit 1192 exports the body composition information of the detected person analyzed by Body composition analysis unit 1190.Now, described body composition information output unit 1192, can be built as, by height relevant information with picture input or with voice output or with network input or printout.
Such as, body composition information output unit 1192, can be built as the form of the LCD be arranged on before top body 1030, and the health long hair relevant information picture that described Body composition analysis unit 1190 can be analyzed exports.Thus, described Body composition analysis device 1100 can export the body composition information of the detected person that described Body composition analysis unit 1190 analyzes by body composition information output unit 1192, inform detected person.
In addition, according to an aspect of the present invention, described Body composition analysis device 1100, can comprise the rotary drive unit 1194 that automatic or manual changes the shooting angle of video camera further.Now, can be configured to as shown in figure 16, described rotary drive unit 1194 by described camera unit 1110 in the vertical direction rotary actuation change shooting angle.
Unlike this, also can be configured to as shown in figure 17, described rotary drive unit 1194, the body composition information output unit 1192 being fixed with camera unit 1110 be driven in the vertical direction, changes shooting angle thus.
Namely, embodiment shown in Figure 16, rotary drive unit 1194 is configured to rotary actuation photographic head 1110 itself in the vertical direction, and in the embodiment shown in Figure 17, rotary drive unit 1194 is configured to the body composition information output unit 1192 that rotary actuation is in the vertical direction fixed with camera unit 1110, it according to the height of detected person, can freely up and down change the shooting angle of photographic head, takes the video of detected person to identify particular body portion simultaneously.
In addition, according to another aspect of the present invention, as shown in figure 18, described Body composition analysis device 1100 also can comprise the linear driver element 1196 that automatic or manual changes the camera site of video camera further.This linear actuating device 1196, by described camera unit 1110 Linear Driving in the vertical direction, changes camera site thus.
That is, in the embodiment shown in Figure 18, linear drive unit 1196 is configured with, making can the described camera unit 1110 of linear driving in the vertical direction, can according to the height of detected person, the freely up and down position of mobile camera, take the video of detected person, identify particular body portion.
According to another aspect of the present invention, as shown in figure 19, the camera unit 1110 of described Body composition analysis device 1100, can comprise multiple video cameras of keeping apart in the vertical direction.
Namely, in embodiment shown in Figure 19, camera unit 1110 is configured to, can isolate in the vertical direction in multiple video cameras of setting and select a suitable video camera to take the video of detected person, the video of suitable video camera shooting detected person can be selected thus according to the height of detected person, identify particular body portion.
According to another aspect of the present invention, as shown in figure 20, described Body composition analysis device 1100, can comprise the polarisation camera lens 1198 expanding shooting angle further before camera unit 1110.
In this embodiment, the polarisation camera lens 1198 for expanding shooting angle being set before camera unit 1110, the region of the video of the detected person taken by camera unit 1110 can be widened at closer distance place.
In addition, according to an aspect of the present invention, the camera unit 1110 of described Body composition analysis device 1100, its optical system (multiple camera lens) can use the photographic head of the gross morphology be arranged in a row, also can as shown in figure 21, optical system (camera lens and reflecting mirror) can use the video camera of the scan mode of dispersing morphology.
Camera unit 1110 shown in Figure 21, comprising: light output unit 1111, spherical camera lens 1112, rotating mirror 1113, optical detecting unit 1114.Described optical detecting unit 1111 exports light.The anaclasis that described light output unit 1111 exports by described spherical camera lens 1112 optically focused.
Described rotating mirror 1113, will be reflected by described spherical camera lens 1112 and the luminous reflectance of optically focused, carrys out directive detected person, and the luminous reflectance will reflected from detected person, carry out the spherical camera lens of directive.Described optical detecting unit 1114, detects and to be reflected by described rotating mirror 1113 and to be reflected by described spherical camera lens 1112 and the light of optically focused.
That is, in this embodiment, optical system (camera lens and illuminator) is that the camera lens of the camera lens mode using dispersing morphology is to take the video of detected person.
According to another aspect of the present invention, described height relevant information determinator 1100, can comprise the body weight determination unit 1200 of the body weight measuring detected person further.
Such as, described body weight determination unit 1200 is arranged in the lower body 1010 shown in Fig. 1, and when on detected person stands lower body 1010, body weight analytic unit 1200 just can measure the body weight of detected person.Now, described Body composition analysis unit 1190, when analyzing the body composition of detected person, can reflect the information of the body weight that described body weight determination unit 1200 detects.
That is, in this embodiment, when analyzing the body composition of detected person by Body composition analysis device 1100 according to the present invention, measure body weight and be reflected in Body composition analysis, accurate Body composition analysis can be compared thus.
In addition, according to another aspect of the present invention, described Body composition analysis device 1100, can comprise enabling signal input block 1300 further, and what its reception inputted starts the enabling signal of carrying out detected person's Body composition analysis.
Now, described enabling signal input block 1300, can receive the enabling signal starting to measure of input by specific button operation, or also can without the need to button operation, come to measure accurately by phonetic entry, or also can input enabling signal by action input mode.
Such as, described enabling signal input block 1300 can be configured to, and the voice reading detected person detect enabling signal, detects the phonetic entry of the detected person of " starting to detect " and so on, starts to detect.
Will by user operation button if start mensuration, that just not only bothers, and owing to can move time user carries out button operation, so be difficult to the accurate height obtaining detected person.Thus, do not start to measure by phonetic entry or action input by the operation of specific keys, measurement result more accurately can be obtained.
In addition, according to another aspect of the present invention, the video of the detected person taken by camera unit 1110, the actual range of each pixel can be different according to the angle of inclination of camera unit, so need to carry out correction to this.
Be fixedly installed if camera unit 1110 is the states tilted, so can aspheric lens (not shown) be set before the camera lens of camera unit, correction is carried out to the video of the detected person taken by camera unit 1110.
If camera unit 1110 can rotate with arranging up and down, so correction can be carried out with software to the video of the detected person that camera unit 1110 photographs according to the angle of inclination of camera unit 1110.Thus, by this video correction, comparatively accurate height relevant information can be obtained.
As mentioned above, the present invention identifies particular body portion, calculates the height relevant information of this detected person based on the body part recognized from the video of detected person, thus not with physical unit contact human body, without sense of discomfort, and it is by identifying that body part estimates the height relevant information of detected person, comparatively accurate height relevant information can be obtained thus, the object of the invention described above can be reached.
In addition, the present invention identifies particular body portion, calculates the height relevant information of this detected person based on the body part recognized from the video of detected person, thus not with physical unit contact human body, without sense of discomfort, and it is by identifying that body part estimates the height relevant information of detected person, comparatively accurate height relevant information can be obtained thus, the object of the invention described above can be reached.
In addition, the present invention just can use height relevant information to analyze body composition without the need to the user profile such as sex, age inputting detected person, can improve user thus conveniently, can reach the object of the invention described above.
The present invention is illustrated according to most preferred embodiment according to accompanying drawing, but it is to be understood that can carry out various change within the right of the present invention described in after not departing from.
Industrial applicability
The present invention can be used to mensuration or its applied technical field of the height relevant informations such as human body position height or height, also may be used for Body composition analysis technical field and application thereof.
Claims (35)
1. a device, is characterized in that, comprising:
Lower body, supporter and top body, wherein
Described lower body is provided with a position limitation unit, described position limitation unit is for limiting locating of detected person;
Described supporter is arranged on before described lower body;
Described top body is arranged on the upper end of described supporter, described top body is provided with camera unit and height associated information calculation unit, described height associated information calculation unit is for calculating the height relevant information of detected person, described height relevant information is body part height calculations or height presumed value, wherein
Described camera unit is arranged on the body of described top regularly or rotatably or movably, and described camera unit is for taking the video of detected person, and it is highly the video camera of h1 that described camera unit comprises one;
The video of the detected person that described height associated information calculation unit is taken according to described camera unit calculates body part height h2, and extrapolate presumed value h3 according to body part height h2, finally by camera height h1, body part height h2 and presumed value h3 addition calculation go out the height of detected person, wherein, body part height h2 is calculated by the horizontal range between camera unit and detected person, in the whole video area that described body part height h2 takes according to described camera unit, as the center of the body part recognized in the whole video that y coordinate and the video camera of standard are taken y coordinate between pixel count calculate.
2. device as claimed in claim 1, wherein, described height associated information calculation unit, when calculating body part height, the horizontal range between reflection camera unit and limiting unit calculates body part height.
3. device as claimed in claim 1, wherein,
Described position limitation unit restriction detected person locates, and makes to keep certain horizontal range between camera unit and detected person.
4. device as claimed in claim 3, wherein, described position limitation unit is foot electrode.
5. device as claimed in claim 1, wherein, described device comprises further:
Distance perspective induction sensor, it measures the horizontal range between camera unit and detected person.
6. as the device in claim 2, claim 3 or claim 4 as described in any one, wherein, described position limitation unit, the foot of restriction detected person steps on position.
7. as the device in claim 1 to claim 5 as described in any one, wherein, described device comprises further:
Height relevant information output unit, it exports the height relevant information calculated by described height associated information calculation unit.
8. device as claimed in claim 7, wherein, described height relevant information output unit, exports height relevant information with picture.
9. device as claimed in claim 7, wherein, described height relevant information output unit, by height relevant information with voice output.
10. device as claimed in claim 7, wherein, described height relevant information output unit, exports height relevant information with network.
11. devices as claimed in claim 7, wherein, described height relevant information output unit, by the printout of height relevant information.
12. as the device in claim 1 to claim 5 as described in any one, and wherein, described device comprises further:
Rotary drive unit, described camera unit is changed shooting angle with above-below direction rotary actuation by it.
13. devices as claimed in claim 7, it comprises further:
Rotary drive unit, its by be fixed with camera unit height relevant information output unit with above-below direction rotary actuation to change shooting angle.
14. as the device in claim 1 to claim 5 as described in any one, and wherein, described device comprises further:
Linear driver element, described camera unit is changed camera site with above-below direction Linear Driving by it.
15. as the device in claim 1 to claim 5 as described in any one, and wherein, described camera unit, comprises the multiple video cameras separated in the vertical direction.
16. as the device in claim 1 to claim 5 as described in any one, and wherein, described device comprises further:
Polarisation camera lens, it expands shooting angle before described camera unit.
17. as the device in claim 1 to claim 5 as described in any one, and wherein, described camera unit comprises:
Light output unit, it exports light;
Spherical camera lens, it is by the anaclasis that exported by described light output unit and optically focused;
Rotating mirror, it reflects by described spherical camera lens and the luminous reflectance of optically focused, carrys out directive detected person, and the luminous reflectance will reflected from detected person, carry out the spherical camera lens of directive; With
Optical detecting unit, its detection is reflected by described rotating mirror and is reflected and the light of optically focused by described spherical camera lens.
18. as the device in claim 1 to claim 5 as described in any one, and wherein, described device comprises further:
Body weight determination unit, it measures the body weight of detected person.
19. devices as claimed in claim 18, wherein, described device comprises further:
Body weight information output unit, the body weight relevant information measured by described body weight determination unit exports by it.
20. as the device in claim 1 to claim 5 as described in any one, and wherein, described device comprises further:
Enabling signal input block, it receives the enabling signal starting the mensuration of carrying out detected person's information relevant to height of input.
21. devices as claimed in claim 20, wherein, described enabling signal input block, the voice reading detected person detect enabling signal.
22. as the device in claim 1 to claim 5 as described in any one, and wherein, described device comprises further:
Body composition analysis unit, it analyzes the body composition of detected person,
Described Body composition analysis unit, when analyzing the body composition of described detected person, reflects the height relevant information calculated by described height associated information calculation unit.
23. devices as claimed in claim 22, wherein, described device comprises further:
A pair foot electrode body and torch polar body, described foot electrode body and torch polar body include at least one electric current applying electrode and at least one voltage determination electrode;
Switch unit, it is according to measurement site, perform the electric current applying that comprises in each foot electrode body and torch polar body with connecting or connect releasing between electrode, also perform the voltage determination that comprises in each foot electrode body and torch polar body with connecting or connect releasing between electrode simultaneously;
Determination unit, it applies electric current to the body part of the detected person of the electric current applying electrode that contact switch unit connects, and measures voltage at the body part of the detected person contacting the voltage determination electrode connected by switch unit.
24. devices as claimed in claim 23, wherein, described Body composition analysis unit, the voltage measured according to described determination unit calculates the bio-impedance of each body part of detected person, and analyzes the body composition of detected person according to the bio-impedance of each body part of the detected person calculated.
25. devices as claimed in claim 22, wherein, described Body composition analysis unit, when analyzing the body composition of detected person, reflects the height relevant information calculated by described height associated information calculation unit.
26. devices as claimed in claim 22, wherein, described device comprises further:
Body composition information output unit, the body composition information of the detected person gone out by described Body composition analysis element analysis exports by it.
27. devices as claimed in claim 26, wherein, described body composition information output unit, exports body composition information with picture.
28. devices as claimed in claim 26, wherein, described body composition information output unit, by body composition information with voice output.
29. devices as claimed in claim 26, wherein, described body composition information output unit, exports body composition information with network.
30. devices as claimed in claim 26, wherein, described body composition information output unit,
By the printout of body composition information.
31. devices as claimed in claim 26, wherein, described device comprises further:
Rotary drive unit, its by be fixed with camera unit body composition information output unit with above-below direction rotary actuation to change shooting angle.
32. devices as claimed in claim 22, wherein, described device comprises further:
Body weight determination unit, it measures the body weight of detected person.
33. devices as claimed in claim 32, wherein, described Body composition analysis unit,
When analyzing the body composition of detected person, reflect that the body weight that determined by described body weight determination unit for information about.
34. devices as claimed in claim 22, wherein, described device comprises further:
Enabling signal input block, it receives the enabling signal starting the Body composition analysis carrying out detected person of input.
35. devices as claimed in claim 34, wherein, described enabling signal input block, reads the voice of detected person, detects enabling signal.
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| GB2530053A (en) * | 2014-09-10 | 2016-03-16 | Capaltec Ltd | Measuring device |
| CN105596006B (en) * | 2015-12-16 | 2019-05-31 | 上海斐讯数据通信技术有限公司 | A kind of height measurement method, device and the electronic equipment with acquisition device |
| WO2018150849A1 (en) * | 2017-02-17 | 2018-08-23 | アルプス電気株式会社 | Biological information measurement device, control method for biological information measurement device, and control program for biological information measurement device |
| CN109091118A (en) * | 2017-06-21 | 2018-12-28 | 深圳大森智能科技有限公司 | A kind of sign data monitoring system, monitoring method and terminal |
| CN107693015A (en) * | 2017-10-19 | 2018-02-16 | 北京中生金域诊断技术股份有限公司 | A kind of human body component detection means |
| CN107928633A (en) * | 2017-12-22 | 2018-04-20 | 西安蒜泥电子科技有限责任公司 | A kind of light-type three-dimensional and body component tracker and body composition test method |
| CN109411052A (en) | 2018-11-26 | 2019-03-01 | Oppo广东移动通信有限公司 | Electronic device, information-pushing method and Related product |
| KR102323328B1 (en) * | 2019-09-17 | 2021-11-09 | 주식회사 날마다자라는아이 | System for measuring growth state of child using smart scale |
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