CN102419632B - Adjusted sight line tracking man-machine interaction device - Google Patents
Adjusted sight line tracking man-machine interaction device Download PDFInfo
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- CN102419632B CN102419632B CN201110343545.9A CN201110343545A CN102419632B CN 102419632 B CN102419632 B CN 102419632B CN 201110343545 A CN201110343545 A CN 201110343545A CN 102419632 B CN102419632 B CN 102419632B
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Abstract
The invention discloses an adjusted sight line tracking man-machine interaction device which comprises a display screen support, a display screen, a secondary light source, a camera and a base; the display screen, the camera and the secondary light source are relatively fixed and are connected onto the display screen support; the display screen support is arranged on the base; and a traveling mechanism is arranged under the base. The display screen support is movably connected with and arranged on the base through a gesture adjusting mechanism; and the gesture adjusting mechanism is used for carrying out multi-gesture adjustment on the display screen according to different face gestures of users, thereby leading the height position, left and right deflection angles and pitching angle of the display screen to correspond to the face gestures of the users. The adjusted sight line tracking man-machine interaction device is comprehensively adjusted to lift up and down, move horizontally, change up and down in a pitching manner, deflect and change right and left according to the gestures of the users, is convenient for users, particularly the aged and the disabled with poor independent action capability to naturally and comfortably communicate and convert with the computer under the condition of different gestures.
Description
Technical field
The present invention relates to a kind of human-computer interaction device, be specifically related to be a kind ofly applied to help the elderly, weak, sick, residual human-computer interaction device, the particularly human-computer interaction device based on eye tracking, can be applicable to nature, man-machine interaction session activity easily.
Background technology
Along with improving constantly of scientific and technical development and living standard, people more and more pay attention to the elderly, disabled person's daily nursing work.Because the elderly, disabled person's language and action obstacle are commonplace, eyes become the important window that they obtain extraneous message and wish expression.The human-computer interaction technology of employing based on eye tracking can help them to realize and the exchanging and the expression of self-wish of computing machine effectively easily; Adopt the eye feature of the collection of eye tracking human-machine interaction technology, processing and analysis user, and between human and computer, design suitable interactive interface and information interchange rule, user is as long as just can obtain the information of human-computer interaction interface by simple eye motion, by man-machine interface, according to certain rule, to computing machine, send instruction simultaneously, realize their study and entertainment life etc.This nature person's machine interaction method based on mankind's eye motion, except necessary computing machine and sensor, also need to set up an eye tracking human-machine interaction system and device that can comprise these equipment, the work by this system and device realizes the natural information interchange of between humans and machines.
Yet traditional eye tracking human-machine interaction device has certain limitation, human-computer interaction interface is fixed, and user need to independently remove to change body posture, allows face the place ahead in human-computer interaction interface.But the special user for the limbs behavior inconvenience as the elderly, disabled person, is difficult to independently change body posture, deacclimatizes the man-machine interface in fixed pose.In this case, wish to plant and can adapt to user's request, adjustable eye tracking human-machine interaction device under different attitudes, can adjust easily man-machine interface, allow user under naturally comfortable attitude, realize exchanging of people and computing machine, this is very important for the elderly, disabled person user.
Summary of the invention
The object of the present invention is to provide a kind of adjustable eye tracking human-machine interaction device, overcome the prior art limitation of simple adjustment user attitude, in the interactive system based on eye tracking forming at human and computer display interface, video camera, secondary light source etc., mediator's machine is deacclimatized user's demand easily, realize naturally exchanging easily of people and computing machine, to old, weak, sick, residual crowd's life, provide new technical solution with healthy.
To achieve the above object of the invention, the present invention adopts following technical proposals:
A kind of adjustable eye tracking human-machine interaction device, comprise display/panel bracket, display screen, secondary light source, video camera and base, display screen, video camera, position between secondary light source is relatively fixed and is connected on display/panel bracket, the position of display screen is corresponding to user face the place ahead, secondary light source aligning user's eyes irradiate and form and reflect bright spot, the camera lens of video camera is over against user's eye, after video camera picked-up user eye motion, user's eye image data is collected via special-purpose image pick-up card in the internal memory of computing machine and carry out data processing, the result that the data analysis of process computing machine draws is exported by display screen, display/panel bracket is arranged on base, travel mechanism is equipped with in the below of base, travel mechanism comprises one group of universal wheel, Level Promoting base makes display screen occurred level change in displacement, can change the horizontal level of display screen, make display screen with user's face in corresponding locus.Display/panel bracket is flexibly connected installation by attitude regulation mechanism with base, attitude regulation mechanism carries out multi-pose adjusting according to the different attitudes of user's face to display screen, attitude regulation mechanism can not only make display screen carry out displacement lifting action, the angle that can also make display screen carry out pitching and deflection changes, thereby height and position, deflection angle and the luffing angle of display screen are all adapted with user's facial pose, realize aspectant information man-machine interaction.
Above-mentioned attitude regulation mechanism at least comprises makes display screen carry out up and down vertically the lifting displacement governor motion of action, make display screen carry out the pitching incidence regulating mechanism of pitching action and make display screen carry out the deflection angle governor motion of deflection action, lifting displacement governor motion, pitching incidence regulating mechanism and deflection angle governor motion connect successively and are arranged between base and display/panel bracket, by moving step by step, transmit the many attitude of adjusting display screen.
Above-mentioned deflection angle governor motion is pivoting mechanical mechanism, comprise rotary support, revolution regulating part and deflection setscrew nut, revolution regulating part is fixedly connected with display/panel bracket, it is secondary that revolution regulating part and rotary support form helical rotation, deflection setscrew nut is installed between revolution regulating part and rotary support, the deflection angle that revolution regulating part can change display/panel bracket is controlled in rotation, by controlling deflection setscrew nut, makes the deflection of display/panel bracket carry out angle maintenance, pitching incidence regulating mechanism Ye Wei pivoting mechanical mechanism, comprise horizontal pipe box, pivotal adjustment part and inclination angle setscrew nut, the far-end of pivotal adjustment part is fixedly connected with rotary support, pivotal adjustment part is with the coaxial pivotable of horizontal pipe box and also form helical rotation pair, the pivot axis of the revolution regulating part of the pivot axis of pivotal adjustment part and deflection angle governor motion is spatial vertical position relationship, by rotation, controlling pivotal adjustment part drives rotary support rotation can change the pitching inclination angle of display/panel bracket, inclination angle setscrew nut is installed between the near-end and horizontal pipe box of pivotal adjustment part, by controlling inclination angle setscrew nut, the corner of pivotal adjustment part limit to the pitching inclination angle that gets final product display/panel bracket carry out angle maintenance, lifting displacement governor motion is pneumatic machinery mechanism, comprise Pneumatic power elevator apparatus and pneumatic control handle thereof, Pneumatic power elevator apparatus is arranged on base, the transmission output terminal of Pneumatic power elevator apparatus connects horizontal pipe box, Pneumatic power elevator apparatus drives horizontal tube cover to carry out lifting and then driving display screen support carries out lifting, operation pneumatic control handle level of control pipe box carries out displacement lifting and height and position keeps, and the height and position of display screen is regulated.
Improvement as technical solution of the present invention, between the transmission output terminal of above-mentioned Pneumatic power elevator apparatus and horizontal pipe box, increase translation displacement auxiliary adjustment mechanism, translation displacement auxiliary adjustment mechanism is sliding mechanical mechanism, comprise the horizontal dovetail groove bearing being fixedly connected with the transmission output terminal of Pneumatic power elevator apparatus, the support slipper being fixedly connected with horizontal pipe box, support slipper and horizontal dovetail groove bearing form the pair that is slidably connected, between support slipper and horizontal dovetail groove bearing, carrying out relative displacement slip makes horizontal pipe box along self axis translation, be that auxiliary propelling machine can move and locate the horizontal level of display screen.
The present invention compared with prior art, has following apparent outstanding substantive distinguishing features and remarkable advantage:
1. the human-computer interaction device multi-pose that the present invention has realized based on eye tracking regulates, can be according to user's attitude, comprehensive adjust human-computer interaction device oscilaltion, move horizontally, upper and lower pitching variation and deflection change, and facilitates the user under different attitudes to exchange with computing machine.
2. the present invention has overcome user and has deacclimatized difficulty and the non-naturality of the human-computer interaction device based on eye tracking, particularly, for low users of behavior capacity of will such as the elderly, disabled persons, such device well helps them to realize nature man-machine interaction activity easily.
Accompanying drawing explanation
Fig. 1 is the apparatus structure schematic diagram of the embodiment of the present invention one.
Fig. 2 is the device working state schematic representation of the embodiment of the present invention one.
Fig. 3 is the apparatus structure schematic diagram of the embodiment of the present invention two.
Embodiment
By reference to the accompanying drawings, to the preferred embodiments of the present invention, details are as follows:
embodiment mono-:
Referring to Fig. 1 and Fig. 2, a kind of adjustable eye tracking human-machine interaction device, comprise display/panel bracket 12, display screen 13, secondary light source 14, 15, video camera 16 and base 2, display screen 13, video camera 16, secondary light source 14, position between 15 is fixed and is connected on display/panel bracket 12 relatively, the position of display screen 13 is corresponding to user face the place ahead, secondary light source 14, 15 eyes of aiming at user irradiate and form and reflect bright spot, the camera lens of video camera 16 is over against user's eye, after video camera 16 picked-up user eye motion, user's eye image data is collected via special-purpose image pick-up card in the internal memory of computing machine and carry out data processing, the result that the data analysis of process computing machine draws is exported by display screen 13, display/panel bracket 12 is arranged on base 2, travel mechanism is equipped with in the below of base 2, travel mechanism comprises one group of universal wheel 1, Level Promoting base 2 makes display screen 13 occurred level change in displacement, can change the horizontal level of display screen 13, make display screen 13 with user's face in corresponding locus, it is characterized in that: display/panel bracket 12 is flexibly connected installation by attitude regulation mechanism with base 2, attitude regulation mechanism carries out multi-pose adjusting according to the different attitudes of user's face to display screen 13, attitude regulation mechanism can not only make display screen 13 carry out displacement lifting action, the angle that can also make display screen 13 carry out pitching and deflection changes, thereby make the height and position of display screen 13, deflection angle and luffing angle all adapt with user's facial pose, realize aspectant information man-machine interaction.The present invention is by a kind of adjustable eye tracking human-machine interaction device of invention, make user also can be naturally in different attitude situations, carry out exchange session with computing machine easily.In the present embodiment, the locus that can realize whole eye tracking human-machine interaction device by universal wheel 1 and base 2 regulates.
Referring to Fig. 1, in the present embodiment, above-mentioned attitude regulation mechanism at least comprises makes display screen 13 carry out up and down vertically the lifting displacement governor motion of action, make display screen 13 carry out the pitching incidence regulating mechanism of pitching action and make display screen 13 carry out the deflection angle governor motion of deflection action, lifting displacement governor motion, pitching incidence regulating mechanism and deflection angle governor motion connect successively and are arranged between base 2 and display/panel bracket 12, by moving step by step, transmit the many attitude of adjusting display screen 13.By inventing a kind of adjustable eye tracking human-machine interaction device, in the interactive system based on eye tracking forming at person to person's machine interface, video camera, secondary light source etc., mediator's machine is deacclimatized user's demand easily, realizes naturally exchanging easily of people and computing machine.
Referring to Fig. 1, in the present embodiment, above-mentioned deflection angle governor motion is pivoting mechanical mechanism, comprise rotary support 11, revolution regulating part 9 and deflection setscrew nut 10, revolution regulating part 9 is fixedly connected with display/panel bracket 12, it is secondary that revolution regulating part 9 and rotary support 11 form helical rotation, deflection setscrew nut 10 is installed between revolution regulating part 9 and rotary support 11, the deflection angle that revolution regulating part 9 can change display/panel bracket 12 is controlled in rotation, by controlling deflection setscrew nut 10, makes the deflection of display/panel bracket 12 carry out angle maintenance.In the present embodiment, by the connection between revolution regulating part 9, rotary support 11, display/panel bracket 12 and deflection setscrew nut 10, can realize the corresponding deflection of display screen 13 when being adapted to user's head left and right pose and changing moves.
Referring to Fig. 1, in the present embodiment, above-mentioned pitching incidence regulating mechanism Ye Wei pivoting mechanical mechanism, comprise horizontal pipe box 8, pivotal adjustment part 6 and inclination angle setscrew nut 7, the far-end of pivotal adjustment part 6 is fixedly connected with rotary support 11, pivotal adjustment part 6 is with the coaxial pivotable of horizontal pipe box 8 and also form helical rotation pair, the pivot axis of the revolution regulating part 9 of the pivot axis of pivotal adjustment part 6 and deflection angle governor motion is spatial vertical position relationship, by rotation, controlling pivotal adjustment part 6 drives rotary support 11 rotations can change the pitching inclination angle of display/panel bracket 12, inclination angle setscrew nut 7 is installed between the near-end and horizontal pipe box 8 of pivotal adjustment part 6, by controlling the corner of 7 pairs of pivotal adjustment parts 6 of inclination angle setscrew nut, limit the pitching inclination angle that gets final product display/panel bracket 12 and carry out angle maintenance.In the present embodiment, by the connection between pivotal adjustment part 6, horizontal pipe box 8, rotary support 11 and inclination angle setscrew nut 7, can realize the corresponding upper and lower luffing of display screen 13 when being adapted to the upper and lower pose of user's head and changing.
Referring to Fig. 1, in the present embodiment, above-mentioned lifting displacement governor motion is pneumatic machinery mechanism, comprise Pneumatic power elevator apparatus 4 and pneumatic control handle 3 thereof, Pneumatic power elevator apparatus 4 is arranged on base 2, the transmission output terminal of Pneumatic power elevator apparatus 4 connects horizontal pipe box 8, the horizontal pipe box 8 of Pneumatic power elevator apparatus 4 driving carries out lifting and then driving display screen support 12 carries out lifting, operation pneumatic control handle 3 level of control pipe boxes 8 carry out displacement lifting and height and position keeps, and the height and position of display screen 13 is regulated.In the present embodiment, by pneumatic control handle 3 and Pneumatic power elevator apparatus 4, can realize and adapt to user's head display screen 13 when the vertical direction change in location and move up and down accordingly.
The principle of work of this example eye tracking human-machine interaction device: referring to Fig. 2, its groundwork process is:
Referring to Fig. 2, eyes of user I watches the content on display screen 13 attentively, comprises that amusement, diet, calling, reading etc. select picture and information, and eyes of user I left-right rotation represents the selection to adjacent content, blink the continuously response of twice selected content of expression of eyes of user I; Secondary light source 14,15 shines to eyes of user I, form reflection bright spot, also referred to as Purkinje image point, user's face is by video camera 16 pickup images and via image pick-up card, collect in the internal memory of computing machine and process, and calculating and analysis result, then result shown or is reflected on display screen 13, realizing the information interaction activity of people and computing machine.
embodiment bis-:
The technical scheme of the present embodiment and embodiment mono-is basic identical, and difference is:
Referring to Fig. 3, in the present embodiment, between the transmission output terminal of Pneumatic power elevator apparatus 4 and horizontal pipe box 8, increase translation displacement auxiliary adjustment mechanism, translation displacement auxiliary adjustment mechanism is sliding mechanical mechanism, comprise the horizontal dovetail groove bearing 5 being fixedly connected with the transmission output terminal of Pneumatic power elevator apparatus 4, the support slipper being fixedly connected with horizontal pipe box 8, support slipper and horizontal dovetail groove bearing 5 form the pair that is slidably connected, between support slipper and horizontal dovetail groove bearing 5, carrying out relative displacement slip makes horizontal pipe box 8 along self axis translation, be that auxiliary propelling machine can move and locate the horizontal level of display screen 13.In the present embodiment, the relative motion by horizontal dovetail groove bearing 5 and horizontal pipe box 8 can realize and adapt to user's body and move left and right accordingly display screen 13 positions when left and right directions change in location.
In the present embodiment, referring to Fig. 3, its implementation process is as follows:
1. observation user residing attitude, the position up and down of substantially determining user's head with and face's deflection and upper and lower pitch attitude.
2. promote the base 2 with universal wheel 1, make human-computer interaction device whole with user in relative suitable locus, and allow display screen 13 the place ahead in user face as far as possible, to reduce ensuing adjusting workload as far as possible.
3. regulate pneumatic control handle 3, Pneumatic power elevator apparatus 4 is started working, display screen 13 can move up and down along with its lifting like this, until use account portion does not need or a little pitching can conveniently watch display screen 13 attentively.
4. by the relative sliding of dovetail groove bearing 5 and horizontal pipe box 8, display screen 13 can be along with it horizontally slips and moves left and right, until the head dead ahead of display screen 13 horizontal levels in user like this.
5. by pivotal adjustment part 6 and the screw pair that horizontal pipe box 8 forms, rotate, make pivotal adjustment part 6 drive rotary support 11 revolutions, display screen 13 can rotate along with the revolution of rotary support 11 like this, until the pitch attitude up and down of display screen 13 and in user's face substantially over against, and adjustable inclination setscrew nut 7 is to keep the pitch attitude up and down of display screen.
6. by revolution regulating part 9 and the screw pair that rotary support 11 forms, rotate, making to turn round regulating part driving display screen support 12 rotates, display screen 13 can rotate along with the rotation of display/panel bracket like this, until the interface of display screen 13 just with user face over against, and regulate deflection setscrew nut 10 with the deflection state of maintenance display screen.
7. regulate video camera 16, secondary light source 14,15, to facilitate the collection to features such as user's eye motion.
The present invention is by a kind of adjustable eye tracking human-machine interaction device of design, make user also can be naturally in different attitude situations, carry out exchange session with computing machine easily.The human-computer interaction device multi-pose that the present invention has realized based on eye tracking regulates, can be according to user's attitude, comprehensive adjust human-computer interaction device oscilaltion, move horizontally, upper and lower pitching variation and deflection change, with the user who is adapted under the different attitudes of user, exchange with computing machine; Overcome user and deacclimatized difficulty and the non-naturality of the human-computer interaction device based on eye tracking, particularly for low users of behavior capacity of will such as the elderly, disabled persons, such device well helps them to realize nature man-machine interaction activity easily.
By reference to the accompanying drawings the embodiment of the present invention is illustrated above; but the invention is not restricted to above-described embodiment; can also make multiple variation according to the object of innovation and creation of the present invention; the change of making under all Spirit Essences according to technical solution of the present invention and principle, modification, substitute, combination, simplify; all should be equivalent substitute mode; as long as goal of the invention according to the invention, only otherwise deviate from know-why of the present invention and inventive concept, all belong to protection scope of the present invention.
Claims (2)
1. an adjustable eye tracking human-machine interaction device, comprise display/panel bracket (12), display screen (13), secondary light source (14, 15), video camera (16) and base (2), described display screen (13), video camera (16), secondary light source (14, 15) position between is relatively fixed and is connected on display/panel bracket (12), the position of described display screen (13) is corresponding to user face the place ahead, described secondary light source (14, 15) aligning user's eyes irradiate and form and reflect bright spot, the camera lens of described video camera (16) is over against user's eye, after described video camera (16) picked-up user eye motion, user's eye image data is collected via special-purpose image pick-up card in the internal memory of computing machine and carry out data processing, the result that the data analysis of process computing machine draws is by described display screen (13) output, described display/panel bracket (12) is arranged on described base (2), travel mechanism is equipped with in the below of described base (2), described travel mechanism comprises one group of universal wheel (1), Level Promoting base (2) makes described display screen (13) occurred level change in displacement, can change the horizontal level of described display screen (13), make described display screen (13) with user's face in corresponding locus, it is characterized in that: described display/panel bracket (12) is flexibly connected installation by attitude regulation mechanism with described base (2), described attitude regulation mechanism carries out multi-pose adjusting according to the different attitudes of user's face to display screen (13), described attitude regulation mechanism can not only make described display screen (13) carry out displacement lifting action, the angle that can also make described display screen (13) carry out pitching and deflection changes, thereby make the height and position of described display screen (13), deflection angle and luffing angle all adapt with user's facial pose, realize aspectant information man-machine interaction,
Described attitude regulation mechanism at least comprises makes described display screen (13) carry out up and down vertically the lifting displacement governor motion of action, make described display screen (13) carry out the pitching incidence regulating mechanism of pitching action and make described display screen (13) carry out the deflection angle governor motion of deflection action, described lifting displacement governor motion, pitching incidence regulating mechanism and deflection angle governor motion connect successively and are arranged between described base (2) and described display/panel bracket (12), by moving step by step, transmit the many attitude of adjusting described display screen (13);
Described deflection angle governor motion is pivoting mechanical mechanism, comprise rotary support (11), revolution regulating part (9) and deflection setscrew nut (10), described revolution regulating part (9) is fixedly connected with described display/panel bracket (12), it is secondary that described revolution regulating part (9) and described rotary support (11) form helical rotation, described deflection setscrew nut (10) is installed between described revolution regulating part (9) and described rotary support (11), the deflection angle that described revolution regulating part (9) can change described display/panel bracket (12) is controlled in rotation, by controlling described deflection setscrew nut (10), make the deflection of described display/panel bracket (12) carry out angle maintenance,
Described pitching incidence regulating mechanism Ye Wei pivoting mechanical mechanism, comprise horizontal pipe box (8), pivotal adjustment part (6) and inclination angle setscrew nut (7), the far-end of described pivotal adjustment part (6) is fixedly connected with described rotary support (11), described pivotal adjustment part (6) is with the coaxial pivotable of described horizontal pipe box (8) and also form helical rotation pair, the pivot axis of the revolution regulating part (9) of the pivot axis of described pivotal adjustment part (6) and described deflection angle governor motion is spatial vertical position relationship, by rotation, controlling described pivotal adjustment part (6) drives described rotary support (11) rotation can change the pitching inclination angle of described display/panel bracket (12), described inclination angle setscrew nut (7) is installed between the near-end and described horizontal pipe box (8) of described pivotal adjustment part (6), by control described inclination angle setscrew nut (7) to the corner of described pivotal adjustment part (6) limit can described display/panel bracket (12) pitching inclination angle carry out angle maintenance,
Described lifting displacement governor motion is pneumatic machinery mechanism, comprise Pneumatic power elevator apparatus (4) and pneumatic control handle (3) thereof, described Pneumatic power elevator apparatus (4) is arranged on described base (2), the transmission output terminal of described Pneumatic power elevator apparatus (4) connects described horizontal pipe box (8), described Pneumatic power elevator apparatus (4) drives described horizontal pipe box (8) to carry out lifting and then drives described display/panel bracket (12) to carry out lifting, operating described pneumatic control handle (3) controls described horizontal pipe box (8) and carries out displacement lifting and height and position and keep, height and position to described display screen (13) regulates.
2. adjustable eye tracking human-machine interaction device according to claim 1, it is characterized in that: between the transmission output terminal of described Pneumatic power elevator apparatus (4) and described horizontal pipe box (8), increase translation displacement auxiliary adjustment mechanism, described translation displacement auxiliary adjustment mechanism is sliding mechanical mechanism, comprise the horizontal dovetail groove bearing (5) being fixedly connected with the transmission output terminal of described Pneumatic power elevator apparatus (4), the support slipper being fixedly connected with described horizontal pipe box (8), described support slipper and described horizontal dovetail groove bearing (5) form the pair that is slidably connected, between described support slipper and described horizontal dovetail groove bearing (5), carrying out relative displacement slip makes described horizontal pipe box (8) along self axis translation, auxiliary described travel mechanism can move and locate the horizontal level of described display screen (13).
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| CN201110343545.9A CN102419632B (en) | 2011-11-04 | 2011-11-04 | Adjusted sight line tracking man-machine interaction device |
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| CN201110343545.9A CN102419632B (en) | 2011-11-04 | 2011-11-04 | Adjusted sight line tracking man-machine interaction device |
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