CN107576998A - Human tracking system applied to interactive digital exhibition - Google Patents
Human tracking system applied to interactive digital exhibition Download PDFInfo
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- CN107576998A CN107576998A CN201711006952.4A CN201711006952A CN107576998A CN 107576998 A CN107576998 A CN 107576998A CN 201711006952 A CN201711006952 A CN 201711006952A CN 107576998 A CN107576998 A CN 107576998A
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- tracking module
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- human body
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Abstract
The invention discloses the human tracking system applied to interactive digital exhibition, including electromagnetism tracking module, acoustics tracking module and optical tracking module, the electromagnetism tracking module is used for the parameter for determining measured target, and parameter includes space coordinates and the anglec of rotation；The acoustics tracking module is used for using the sound of different sound sources reaches the time difference of a certain locality, phase difference harmony pressure difference is positioned and tracked to measured target；The optical tracking module is used to obtain the orientation of tracked object according to projection of the light in image projection plane at different moments or on diverse location.The present invention is tracked using electromagnetism tracking module, acoustics tracking module and optical tracking module to the fixed point position, non-fixed point position and light change of human body, solve the shortcomings that human tracking system of the prior art is more single to human testing, preferably serve masses.
Description
Technical field
The present invention relates to human body tracking, and in particular to the human tracking system applied to interactive digital exhibition.
Background technology
Numbers show industry is using digital picture as core, three-dimensional digital image and touch-screen, infrared inductor, projection
Combined etc. multiple hardwares, different exhibition methods can be showed, emphasized to show, experience, interactive feature.Compared to CG (numerals
Image) industry, closer to displaying industry, it is that three-dimensional digital image technology expedites the emergence of higher level with reference to displaying application for it
Show industry.Numbers show has unrivaled advantage compared with the conventional display mode of " product+panel ".And puting on display
During, visitor is got up with show piece by body-sensing interactive connection, can further improve the direct feel of visitor, prior art
In human tracking system it is more single to human testing, it is impossible to preferably serve masses.
The content of the invention
The technical problems to be solved by the invention are that human tracking system of the prior art is more single to human testing,
Can not preferably serve it is popular, and it is an object of the present invention to provide human tracking system applied to interactive digital exhibition, by multiple
Tracking module detects to human body, so as to improve the accuracy of human testing, rapidity.
The present invention is achieved through the following technical solutions：
Applied to the human tracking system of interactive digital exhibition, including electromagnetism tracking module, acoustics tracking module and light
Tracking module is learned, the electromagnetism tracking module is used for the parameter for determining measured target, and parameter includes space coordinates and the anglec of rotation；Institute
State acoustics tracking module be used for using time differences of a certain locality of sound arrival of different sound sources, phase difference harmony pressure difference pair
Measured target is positioned and tracked；The optical tracking module is used at different moments or different in image projection plane according to light
Projection on position obtains the orientation of tracked object；Wherein, electromagnetism tracking module fixed point detection human body, acoustics tracking mould
The non-fixed point detection human body of block, optical tracking module carry out overall detection according to light conversion to human body.
Further, the electromagnetism tracking module includes excitation source, magnetic receiver and computing module, and the excitation source is by 3
Bipolar magnetic source is formed caused by the individual orthogonal alternating current of magnetic direction；Magnetic receiver is made up of 3 groups of coils, and magnetic receives
The corresponding bipolar magnetic source of one group of coil of device, the curent change in coil are delivered to computing module；Computing module is used for electricity
Rheology is parsed to obtain space coordinates x, y, z and rotation angle α, β, γ.
Electromagnetism tracking module is made up of excitation source, magnetic receiver and computing module, and excitation source is mutually hung down by 3 magnetic directions
Bipolar magnetic source is formed caused by straight alternating current, and magnetic receiver on 3 sets of directions for testing 3 excitation sources respectively by being mutually perpendicular to
Coil composition, through 3 measurements, 9 data can be measured, thus can determine that 6 parameters of measured target, i.e. space coordinates x,
Y, z and rotation angle α, β, γ.
Further, the acoustics tracking module uses ultrasonic sensor, ultrasonic sensor include transmitter,
Receiver and electronic unit, the transmitter are used to launch ultrasonic wave, and the electronic unit enters to the ultrasonic wave that transmitter is sent
Row bounce-back, the receiver are used to receive the ultrasonic wave that bounce-back is returned.
Acoustics tracking module reaches time difference, phase difference and the acoustic pressure of a certain locality using the sound of different sound sources
Difference, it can be positioned and be tracked, similar to electromagnetism tracing, ultrasonic sensor also has transmitter, receiver and electronics
Part forms, and realizes the position tracking of sound, can use sound wave reflection method mensuration and phase coherence mensuration.
Further, optical tracking module includes video camera, light source and photodiode arrangement, and the light source is tested
Human body emits beam；The photodiode arrangement receive human body under light conversion at different moments or diverse location image
Projection；The video camera records to image projection.
Optical tracking module is used from common video camera to the array of x-y plane photodiode, utilizes surrounding
Projection of the light that light or the light source controlled by position device are sent in image projection's plane at different moments or on diverse location, calculate
The orientation of tracked object is obtained, optical tracking system can be described as fixed sensor or presentation manager.
The present invention compared with prior art, has the following advantages and advantages：The present invention using electromagnetism tracking module,
Acoustics tracking module and optical tracking module are tracked to the fixed point position, non-fixed point position and light change of human body, are solved
The shortcomings that human tracking system of the prior art that determined is more single to human testing, preferably serves masses.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, forms one of the application
Point, do not form the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention；
Fig. 2 is electromagnetism tracking module structural representation of the present invention；
Fig. 3 is acoustics tracking module structural representation of the present invention；
Fig. 4 is optical tracking modular structure schematic diagram of the present invention.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
For limitation of the invention.
Embodiment
As shown in figure 1, the human tracking system applied to interactive digital exhibition, including electromagnetism tracking module, acoustics with
Track module and optical tracking module, the electromagnetism tracking module are used for the parameter for determining measured target, and parameter includes space coordinates
And the anglec of rotation；The acoustics tracking module is used to reach the time difference of a certain locality, phase using the sound of different sound sources
Poor harmony pressure difference is positioned and tracked to measured target；The optical tracking module be used for according to light in image projection plane not
Projection in the same time or on diverse location obtains the orientation of tracked object；Wherein, electromagnetism tracking module fixed point detection human body portion
Position, the non-fixed point detection human body of acoustics tracking module, optical tracking module carry out overall detection according to light conversion to human body.
As shown in Fig. 2 the electromagnetism tracking module includes excitation source, magnetic receiver and computing module, the excitation source is by 3
Bipolar magnetic source is formed caused by the individual orthogonal alternating current of magnetic direction；Magnetic receiver is made up of 3 groups of coils, and magnetic receives
The corresponding bipolar magnetic source of one group of coil of device, the curent change in coil are delivered to computing module；Computing module is used for electricity
Rheology is parsed to obtain space coordinates x, y, z and rotation angle α, β, γ.
As shown in figure 3, the acoustics tracking module uses ultrasonic sensor, ultrasonic sensor includes transmitting
Device, receiver and electronic unit, the transmitter are used to launch ultrasonic wave, the ultrasonic wave that the electronic unit sends transmitter
Rebounded, the receiver is used to receive the ultrasonic wave that bounce-back is returned.
As shown in figure 4, optical tracking module includes video camera, light source and photodiode arrangement, the light source quilt
Human body is surveyed to emit beam；The photodiode arrangement receive human body under light conversion at different moments or diverse location figure
As projection；The video camera records to image projection.
Above-described embodiment, the purpose of the present invention, technical scheme and beneficial effect are carried out further
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc., all should include
Within protection scope of the present invention.
Claims (4)
1. the human tracking system applied to interactive digital exhibition, it is characterised in that tracked including electromagnetism tracking module, acoustics
Module and optical tracking module, the electromagnetism tracking module are used to determining the parameter of measured target, parameter include space coordinates and
The anglec of rotation；The acoustics tracking module is used to reach the time difference of a certain locality, phase difference using the sound of different sound sources
Harmony pressure difference is positioned and tracked to measured target；The optical tracking module is used for different in image projection plane according to light
Projection on moment or diverse location obtains the orientation of tracked object；Wherein, electromagnetism tracking module fixed point detection human body,
The non-fixed point detection human body of acoustics tracking module, optical tracking module carry out overall detection according to light conversion to human body.
2. the human tracking system according to claim 1 applied to interactive digital exhibition, it is characterised in that the electricity
Magnetic tracking module includes excitation source, magnetic receiver and computing module, and the excitation source is by 3 orthogonal exchanges of magnetic direction
Bipolar magnetic source is formed caused by electric current；Magnetic receiver is made up of 3 groups of coils, and corresponding one of one group of coil of magnetic receiver is bipolar
Magnetic source, the curent change in coil are delivered to computing module；Computing module is used to curent change is parsed to obtain space seat
Mark x, y, z and rotation angle α, β, γ.
3. the human tracking system according to claim 1 applied to interactive digital exhibition, it is characterised in that the sound
Learn tracking module and use ultrasonic sensor, ultrasonic sensor includes transmitter, receiver and electronic unit, the hair
Emitter is used to launch ultrasonic wave, and the electronic unit rebounds to the ultrasonic wave that transmitter is sent, and the receiver is used to connect
Receive the ultrasonic wave that bounce-back is returned.
4. the human tracking system according to claim 1 applied to interactive digital exhibition, it is characterised in that optics with
Track module includes video camera, light source and photodiode arrangement, and the light source is tested human body and emitted beam；Described photosensitive two
Pole pipe array received human body under light conversion at different moments or diverse location image projection；The video camera is to figure
As projection is recorded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711006952.4A CN107576998A (en) | 2017-10-25 | 2017-10-25 | Human tracking system applied to interactive digital exhibition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711006952.4A CN107576998A (en) | 2017-10-25 | 2017-10-25 | Human tracking system applied to interactive digital exhibition |
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| CN107576998A true CN107576998A (en) | 2018-01-12 |
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Family Applications (1)
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| CN201711006952.4A Pending CN107576998A (en) | 2017-10-25 | 2017-10-25 | Human tracking system applied to interactive digital exhibition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111221053A (en) * | 2020-02-26 | 2020-06-02 | 重庆大云端科技有限公司 | Automatic search and rescue positioning system, device and positioning method |
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| CN104424650A (en) * | 2013-08-21 | 2015-03-18 | 中国人民解放军第二炮兵工程大学 | Arm information compensation method in optical profile type human body motion capture |
| CN104658012A (en) * | 2015-03-05 | 2015-05-27 | 第二炮兵工程设计研究院 | Motion capture method based on inertia and optical measurement fusion |
| CN106872990A (en) * | 2017-03-01 | 2017-06-20 | 大连动感智慧科技有限公司 | A kind of Three dimensional Targets precise positioning and method for tracing |
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| CN104424650A (en) * | 2013-08-21 | 2015-03-18 | 中国人民解放军第二炮兵工程大学 | Arm information compensation method in optical profile type human body motion capture |
| CN104658012A (en) * | 2015-03-05 | 2015-05-27 | 第二炮兵工程设计研究院 | Motion capture method based on inertia and optical measurement fusion |
| CN106872990A (en) * | 2017-03-01 | 2017-06-20 | 大连动感智慧科技有限公司 | A kind of Three dimensional Targets precise positioning and method for tracing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111221053A (en) * | 2020-02-26 | 2020-06-02 | 重庆大云端科技有限公司 | Automatic search and rescue positioning system, device and positioning method |
| CN111221053B (en) * | 2020-02-26 | 2022-09-16 | 重庆大云端科技有限公司 | Automatic search and rescue positioning system, device and positioning method |
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