CN104216560A - Mobile device, as well as system and control device for realizing aerial touch control in mobile device - Google Patents
Mobile device, as well as system and control device for realizing aerial touch control in mobile device Download PDFInfo
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- CN104216560A CN104216560A CN201410412583.9A CN201410412583A CN104216560A CN 104216560 A CN104216560 A CN 104216560A CN 201410412583 A CN201410412583 A CN 201410412583A CN 104216560 A CN104216560 A CN 104216560A
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Abstract
The invention discloses a mobile device, as well as a system and a control device for realizing aerial touch control in the mobile device. The system comprises the control device and the mobile device, wherein the control device comprises four position sensors, a first communication interface and a controller; the four position sensors are used for acquiring distance values between an aerial touch control object above the position sensors and the position sensors; the controller is used for reading the distance values acquired by any three position sensors, so that the sensing coordinate value of the aerial touch control object can be calculated according to the distance values respectively acquired by any three position sensors; the controller is also used for converting the calculated sensing coordinate value into a screen coordinate value of a screen coordinate system of the aerial touch control object relative to a screen of the mobile device, so that the mobile device can be operated according to the screen coordinate value. In such a mode, the system provided by the invention can cause a touch medium to realize the touch operation without touching the screen, so that the touch operation is convenient and quick and the entertainment of the product is increased.
Description
Technical field
The present invention relates to technical field of touch control, particularly relate to a kind of mobile device and realize system, the control device of the aerial touch-control of mobile device.
Background technology
Compared with traditional mouse, keyboard operation mode, the touch control operation mode of the direct touch screen of existing finger has simple and direct-viewing operation, the recreational advantage such as by force, touch technology has been widely used in various electronic product at present, make increasing electronic product all have touch screen function, such as, there is the business display screen etc. of the smart mobile phone of touch-screen, MP3, digital camera, cash dispenser, GPS navigator, displaying.Touch-screen is a kind of simple, convenient, natural man-machine interaction mode, the operation to main frame only need can be realized by the pictograph that the touching medium touching screens such as finger or felt pen show, man-machine interaction is simple and direct, greatly reduces the threshold to product operation.
In prior art, when operating the product with touch screen function, such as when operation has the smart mobile phone of touch-screen, usually be all by pointing the pictograph directly touched on mobile phone screen, thus mobile phone realizes corresponding operating according to the position of finger on screen, namely finger need contact with mobile phone screen and can realize touch operation, and usually require that the place of finger contact screen is comparatively clean, to ensure the sensitivity touched, and when user is in washing or when being busy with other work, operating handset is wanted often comparatively to bother, such as need first finger to be dried, or need to put down in hand to work after mobile phone and just can carry out touch control operation.Extremely inconvenient user uses thus, and reduces the recreational of touch control operation.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of mobile device and realizes system, the control device of the aerial touch-control of mobile device, touching medium can be made not need touching screen to realize touch control operation, make touch control operation fast convenient, and the recreational of product can be improved.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of system realizing the aerial touch-control of mobile device, comprise control device and mobile device, described control device comprises four position transducers, the first communication interface and controller, and described mobile device comprises main frame and second communication interface, described four position transducers are for obtaining the aerial touch control object above it and the distance value between itself, the described distance value that described controller obtains respectively for reading any three described position transducers, calculates the induction coordinate figure of described aerial touch control object with the described distance value obtained respectively according to described any three position transducers, described controller is also for the mapping relations between the induction coordinate system of the induction coordinate system that defines according to described any three position transducers or position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and described screen coordinate value is sent to described second communication interface as aerial touch information by described first communication interface, operate according to described aerial touch information to make the main frame of described mobile device, or described controller is also for being sent to described second communication interface as aerial touch information by described first communication interface using the described induction coordinate figure calculated, the induction coordinate system defined according to described any three position transducers to make the main frame of described mobile device or the mapping relations between the induction coordinate system of position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and then operate according to described screen coordinate value.
Wherein, described controller or mobile device are used for the described distance value that obtains respectively according to described any three position transducers and described any three position transducers distance value between any two according to predetermined triangulation, the described induction coordinate figure calculated are converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object.
Wherein, described four position transducers are for obtaining the aerial touch control object above it and the m between itself distance value, m the distance value that described controller obtains respectively for reading any three described position transducers, and average to obtain average departure distance values to m the distance value that each described position transducer obtains, the average departure distance values corresponding according to each described position transducer calculates the induction coordinate figure of described aerial touch control object.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of control device for mobile device, described control device comprises housing, the first communication interface, four position transducers and controller, described housing comprises the first area arranging described four position transducers, the second area placing described mobile device, arranges the 3rd region of described first communication interface and arrange the 4th region of described controller, and described first area is positioned at the periphery of described second area, described four position transducers are for obtaining the aerial touch control object above it and the distance value between itself, the described distance value that described controller obtains respectively for reading any three described position transducers, calculates the induction coordinate figure of described aerial touch control object with the described distance value obtained respectively according to described any three position transducers, described controller is also for the mapping relations between the induction coordinate system of the induction coordinate system that defines according to described any three position transducers or position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and described screen coordinate value is sent to described mobile device as aerial touch information by described first communication interface, operate according to described aerial touch information to make described mobile device, or described controller is also for sending to described mobile device as aerial touch information by described first communication interface using the described induction coordinate figure calculated, the induction coordinate system defined according to described any three position transducers to make described mobile device or the mapping relations between the induction coordinate system of position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and then operate according to described screen coordinate value.
Wherein, described controller or mobile device are used for the described distance value that obtains respectively according to described any three position transducers and described any three position transducers distance value between any two according to predetermined triangulation, the described induction coordinate figure calculated are converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object.
Wherein, described four position transducers are for obtaining the aerial touch control object above it and the m between itself distance value, described m is not less than 2, m the distance value that described controller obtains respectively for reading any three described position transducers, and average to obtain average departure distance values to m the distance value that each described position transducer obtains, the average departure distance values corresponding according to each described position transducer calculates the induction coordinate figure of described aerial touch control object.
Wherein, described control device is mobile device overcoat, described mobile device overcoat comprise the described mobile device of collecting the first housing and as the second housing renovated, described first housing as the housing of described control device to carry described first communication interface and four position transducers.
Wherein, described first communication interface is wireless communication interface or usb communication interface.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: provide a kind of mobile device, comprise main frame and second communication interface; The aerial touch information that four position transducers that described second communication interface is used for receiving control device are responded to the aerial touch control operation above it and then obtained, described main frame is used for operating according to described aerial touch information.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: provide a kind of mobile device, comprise main frame and second communication interface, the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of aerial touch control object that the controller that described second communication interface is used for receiving control device calculates, described main frame is used for operating according to described screen coordinate value, wherein, described screen coordinate value is that the distance value between the aerial touch control object obtained respectively according to any three position transducers and relevant position sensor is calculated the induction coordinate figure of described aerial touch control object by described controller, and the induction coordinate system defined according to described any three position transducers or the mapping relations between the induction coordinate system of position transducer described in one of them and the screen coordinate system of mobile device screen are converted to, or the induction coordinate figure of the described aerial touch control object that the distance value between the aerial touch control object that the controller that described second communication interface is used for receiving control device obtains respectively according to any three position transducers and relevant position sensor calculates, described main frame is used for the mapping relations between the induction coordinate system of induction coordinate system or the position transducer described in one of them defined according to described any three position transducers and the screen coordinate system of mobile device screen, described induction coordinate figure is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and then operate according to described screen coordinate value.
Wherein, described controller or mobile device are used for the described distance value that obtains respectively according to described any three position transducers and described any three position transducers distance value between any two according to predetermined triangulation, the described induction coordinate figure calculated are converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object.
The invention has the beneficial effects as follows: the situation being different from prior art, the present invention realizes in the system of the aerial touch-control of mobile device, the aerial touch control object above it and the distance value between itself is obtained by the position transducer in control device, the distance value that any three position transducers of controller reading obtain respectively is to calculate the induction coordinate figure of aerial touch control object, and the mapping relations between the induction coordinate system defined according to described any three position transducers and the screen coordinate system of screen, induction coordinate figure is converted to the screen coordinate value of screen, to obtain aerial touch information, and by the first communication interface, aerial touch information is sent to the main frame of mobile device, operate according to aerial touch information to make the main frame of mobile device, user is when operating mobile device thus, do not need directly to touch mobile device, only need carry out touch control operation in the induction range of position transducer, the aerial touch information that triggering mobile device carries out operating can be obtained thus when position transducer senses aerial touch control object, thus the aerial touch-control realized mobile device, compared with the mode of operation of existing direct touching mobile device, more convenient and quicker, and make the recreational stronger of operation, there is better Consumer's Experience, in addition, because the present invention is without the need to redesigning existing mobile device such as mobile phone, only need can realize function of the present invention at an additional control device of existing mobile device, applicability is very strong, is easy to as user accepts.
Accompanying drawing explanation
Fig. 1 is the structural representation that the present invention realizes system one embodiment of the aerial touch-control of mobile device;
Fig. 2 is the schematic perspective view that the present invention realizes system one embodiment of the aerial touch-control of mobile device;
Fig. 3 is that the present invention realizes in system one embodiment of the aerial touch-control of mobile device, and controller calculates the principle schematic of the screen coordinate value of the screen coordinate system of aerial touch control object relative movement device screen according to predetermined triangulation;
Fig. 4 is that the present invention realizes in another embodiment of system of the aerial touch-control of mobile device, the schematic perspective view of control device;
Fig. 5 is the floor map of the system shown in Fig. 2, wherein, illustrate only position transducer and mobile device in figure;
Fig. 6 is the floor map that the present invention realizes the another embodiment of system of the aerial touch-control of mobile device, wherein, illustrate only position transducer and mobile device in figure;
Fig. 7 is the floor map that the present invention realizes the another embodiment of system of the aerial touch-control of mobile device, wherein, illustrate only position transducer and mobile device in figure;
Fig. 8 is the floor map that the present invention realizes the another embodiment of system of the aerial touch-control of mobile device, wherein, illustrate only position transducer and mobile device in figure;
Fig. 9 is that the present invention realizes in the another embodiment of system of the aerial touch-control of mobile device, the schematic perspective view of control device.
Embodiment
The present invention is mainly used in the aerial touch-control of mobile device such as mobile device (as panel computer, smart mobile phone etc.), desktop computer, notebook computer or the information display screen etc. realizing having touch screen function, does not namely need to touch the operation that the touch-screen of mobile device can realize mobile device.
Below in conjunction with drawings and embodiments, the present invention is described in detail.
Consult Fig. 1, the present invention realizes in system one embodiment of the aerial touch-control of mobile device, and the system realizing the aerial touch-control of mobile device comprises control device 10 and mobile device 12, and mobile device is such as panel computer or smart mobile phone etc.Wherein, control device 10 is mainly used in making mobile device 12 can respond the operation of user.Control device 10 and mobile device 12 separate.
Consult Fig. 2, control device 10 comprises four position transducers 102, first communication interface 104 and controller 108.Four position transducers 102 are all connected with controller 108 with the first communication interface 104.Mobile device 12 comprises main frame 122 and second communication interface 124.Four position transducers 102 are respectively primary importance sensor 102-1, second place sensor 102-2, the 3rd position transducer 102-3 and the 4th position transducer 102-4.Four position transducers 102 are for responding to the aerial touch control object above it and the distance value between itself.Wherein, the sensing range of any three position transducers 102 covers a part of region of mobile device 12 simultaneously, such as, the sensing range of primary importance sensor 102-1, the 3rd position transducer 102-3 and the 4th position transducer 102-4 covers upper left half edge regions of mobile device 12 simultaneously, and the sensing range of primary importance sensor 102-1, second place sensor 102-2 and the 4th position transducer 102-4 covers bottom right half edge regions of mobile device 12 simultaneously; And/or the sensing range of primary importance sensor 102-1, second place sensor 102-2 and the 3rd position transducer 102-3 covers upper right half edge regions of mobile device 12 simultaneously, second place sensor 102-2, the 3rd position transducer 102-3 and the 4th position transducer 102-4 cover lower-left half edge regions of mobile device 12 simultaneously.Certainly, the sensing range of four position transducers 102 also can cover mobile device 12 simultaneously.The distance value that controller 108 obtains respectively for reading any three position transducers 102, calculates the induction coordinate figure of aerial touch control object with the distance value obtained respectively according to any three position transducers 102.Wherein, the induction coordinate system that the induction coordinate figure calculated defines for these any three position transducers 102 relative.Certainly, also can be the induction coordinate figure of the induction coordinate system calculating one of them position transducer 102 in aerial touch control object three position transducers 102 any relative to this according to distance value.
Controller 108 is also for the mapping relations between the induction coordinate system of locating according to any three position transducers 102 and the screen coordinate system of mobile device 12 screen, the induction coordinate figure calculated is converted to the screen coordinate value of aerial touch control object relative movement equipment 12 screen, and screen coordinate value is sent to the second communication interface 124 of mobile device 12 as aerial touch information by the first communication interface 104.Main frame 122 receives aerial touch information by second communication interface 124, to operate according to aerial touch information, realizes the aerial touch control operation of mobile device 12 thus.By the communication between the first communication interface 104 and second communication interface 124, to realize the communication between control device 10 and mobile device 12.First communication interface 104 and second communication interface 124 can be wireless communication interfaces, such as bluetooth, infrared, wifi communication interface, also can be wired communication interface, such as usb communication interface.
Wherein, aerial touch control object refers to touching medium mobile device 12 being carried out to aerial operation outside mobile device 12, as finger or felt pen etc., and then the operation realized mobile device 12 itself, in this case mobile device 12 is without the need to integrated traditional touch-screen, only needs the screen possessing simple Presentation Function.Certainly, mobile device also can be other the electronic equipment with touch screen function, such as, have the commercial advertisement screen of touch screen function, MP3 or desktop computer etc.
When operating the mobile device with touch screen function, traditional method of operating normally by touch control object as finger or felt pen touching touch the pictograph of screen display, mobile device is by identifying that the position of touch point on screen obtains touch information, to perform corresponding operation according to touch information, be such as the position at browser icon place in the position recognizing touch point, then perform the operation of open any browser.With traditional method of operating unlike, in embodiment of the present invention, can mobile device 12 be placed in the induction range of four position transducers 102, aerial touch control object is such as pointed or felt pen does not need the screen touching mobile device 12, but can be placed on outside mobile device 12, distance certain above such as screen, this distance does not answer the maximum distance of reaction of setover sensor 102.By the distance value between any three position transducer 102 measuring position sensors itself and aerial touch control object to calculate the screen coordinate value of aerial touch control object relative screen coordinate system, mobile device 12 can operate according to screen coordinate value thus, and then realize aerial touch control operation, therefore the operation not needing user directly to touch mobile device 12 can to realize mobile device 12, make more convenient operation quick, improve the interest of operation, there is better Consumer's Experience.In addition, because the present invention is without the need to redesigning existing mobile device such as mobile phone, only need can realize function of the present invention at an additional control device 10 of existing mobile device, applicability is very strong, is easy to as user accepts.
Possess in the electronic apparatus embodiment of touch screen function and the aerial touch controllable function of the present invention at the same time, two kinds of touch controllable functions can be enabled wherein a kind of and forbid another, also can enable two kinds simultaneously.
Certainly, mobile device 12 is also not limited to be have touch screen function equipment, can also be other the equipment without touch screen function, as long as can identify aerial touch information, and can carry out corresponding operating according to aerial touch information.
Further, consult Fig. 3, in present embodiment, four position transducers 102 are range sensor.When primary importance sensor 102-1, the 3rd position transducer 102-3 and the 4th position transducer 102-4 all sense aerial touch control object S ', three position transducers 102-1,102-3,102-4 measure aerial touch control object S ' and the distance between itself respectively, are respectively L1, L3, L4.Controller 108 reads the data that three position transducers 102-1,102-3,102-4 obtain, and according to read data L1, L3 and L4, and three position transducer 102-1,102-3,102-4 distance value d13, d14, d34 between any two calculate the induction coordinate figure (x ', y ') of the induction coordinate system that aerial touch control object S ' relative three position transducers 102-1,102-3,102-4 define.Wherein, when three position transducers 102-1,102-3,102-4 are respectively and after the distance of aerial touch control object S ' determines, and after three position transducers 102-1,102-3,102-4 distance value between any two determines, the position at aerial touch control object S ' place is also just determined, as shown in Figure 3, aerial touch control object S ' be equivalent to be respectively by length the length of side of L1, L3, L4, d13, d14, d34 form the summit of pyramid, therefore can calculate the induction coordinate figure of aerial touch control object S ' according to six length of sides determined.
In alternate embodiment of the present invention, can also with each position transducer in three position transducers 102-1,102-3,102-4 for the center of circle, be that radius obtains a circle with the distance value between this position transducer and aerial touch control object S ', thus the joining of three circles obtained according to the distance value that three position transducers 102-1,102-3,102-4 obtain is the position at aerial touch control object S ' place, can obtain the induction coordinate figure of aerial touch control object S ' thus.
Wherein, the coordinate system that the screen coordinate of mobile device 12 screen is is initial point with A point.After the induction coordinate figure calculating aerial touch control object S ', mapping relations between the induction coordinate system that controller 108 defines according to three position transducers 102-1,102-3,102-4 and the screen coordinate system of mobile device 12 screen, are converted to screen coordinate value by induction coordinate figure.Particularly, controller 108 is according to three position transducer 102-1, 102-3, the distance value L1 of 102-4 respectively and between aerial touch control object S ', L3, L4, and three position transducer 102-1, 102-3, 102-4 distance value d13 between any two, d14, d34 calculates the distance h between aerial touch control object S ' to screen according to predetermined triangulation, the projected position of aerial touch control object S ' on screen can be determined according to h value, screen coordinate value (the x of the vertical projection S of aerial touch control object S ' on screen can be calculated thus, y), and then obtain the screen coordinate value of screen coordinate system of aerial touch control object S ' relative movement equipment 12 screen.Wherein, described predetermined triangulation can be such as sine function or cosine function.
Wherein, when four position transducers 102-1,102-2,102-3,102-4 all sense aerial touch control object S ', the data that controller 108 is chosen measured by three position transducers successively according to distance value order from small to large calculate, and namely select three minimum distance values to calculate.Certainly, in some cases, in order to improve the accuracy of measurement, three larger distance values also can be selected to calculate.
Continue to consult Fig. 2, in the present embodiment, control device 10 is carrying devices, control device 10 and mobile device 12 separate, communication interface 104,124 is wireless communication interface.Particularly, control device 10 also comprises housing 106, and housing 106 is for carrying position transducer 102, first communication interface 104 and controller 108.Wherein, housing 106 comprise the first area 106-1 of setting position sensor 102, holding movable equipment 12 second area 106-2, the 3rd region 106-3 of the first communication interface 104 is set and the 4th region 106-4 of controller 108 is set.First area 106-1 is positioned at the periphery of second area 106-2, and namely position transducer 104 is positioned at mobile device 12 around.
Housing 106 can adopt plastic material to make, and certainly, also can be adopt other materials to make, such as metal or alloy material etc.Housing 106 can be the shell as mobile device 12, thus mobile device 12 can be nested on shell when in use.Wherein, the bottom of housing 106 is as second area 106-2, and for carrying mobile device 12, the surrounding of housing 106 is first area 106-1, mobile device 12 nested on housing 16 time first area 106-1 be positioned at around mobile device 12.As shown in Figure 2, the housing 106 of present embodiment is four claw-like containers, and the quantity of first area 106-1 is four, and second area 106-2 is as container bottom, and four first area 106-1 as chamber wall, and are connected by second area 106-2.Four first area 106-1 tilt with the claw forming housing 106, to be close to the periphery of mobile device 12 when mobile device 12 is placed on second area 106-2, to be fixedly clamped in housing 106 by mobile device 12 to mobile device 12 slight curvature.
Wherein, housing 106 can use elastic plastic material to make, its spatial accommodation can be less than the size of mobile device 12, and mobile device 12 is fixed in housing 106 by the elastic force produced when now can utilize housing 106 that deformation occurs when being placed in housing 106 by mobile device 12.
Certainly, mobile device 12 and housing 106 also can not interfix, and namely mobile device 12 is only bear against on the second area 106-2 of housing 106, and first area 106-1 and mobile device 12 are not close to.
Wherein, second area 106-2 is entity structure.3rd region 106-3 and the 4th region 106-4 of housing 106 are arranged in second area 106-2, and namely the first communication interface 104 of control device 10 and controller 108 are arranged on the bottom of housing 106.Certainly, in other embodiments, such as shown in Figure 4, second area 106-2 also can be part hollow out, circular dashed line part is as shown in Figure 4 hollow out, and now the 3rd region 106-3 and the 4th region 106-4 can be arranged on the position of other entity structures of second area 106-2.By making second area 106-2 part hollow out, be conducive to the heat radiation of mobile device 12.Certainly, the 3rd region 106-3 and the 4th region 106-4 is arranged on the 106-1 of first area.
Wherein, when mobile device 12 is placed in housing 106, the position of four first area 106-1 relative movement equipment 12 is symmetrical between two, to make the position of four position transducer 102 relative movement equipment 12 symmetrical between two.In present embodiment, two first area 106-1 are positioned at a side of second area 106-2, and another two first area 106-1 are positioned at another side relative with a side of described second area 106-2.Mobile device 12 such as mobile phone is generally rectangle, when mobile device 12 is placed on second area 106-2, composition graphs 5, primary importance sensor 102-1 and second place sensor 102-2 is positioned at the side on the right of mobile device 12, and with the cross central line of mobile device 12 screen for axis of symmetry is symmetrical; 3rd position transducer 102-3 and the 4th position transducer 102-4 is positioned at the side on mobile device 12 left side, and with the cross central line of mobile device 12 screen for axis of symmetry is symmetrical; Relative two position transducers 102 being positioned at not homonymy for axis of symmetry is symmetrical, can make system more attractive in appearance with the vertical center line of mobile device 12 screen thus.
Certainly, in other embodiments, four first area 106-1 can be set to the symmetrical of other as required relative to the position of mobile device 12, symmetrical with what make four position transducers 102 be other, the position of four first area 106-1 relative movement equipment 12 is such as set, thus make four position transducers 102 lay respectively at the peripheral position at four angles of corresponding mobile device 12, as shown in Figure 6; Also can be four sides making four position transducers 102 lay respectively at mobile device 12 4 limit, and the position transducer 102 of every side be the point midway being positioned at mobile device 12 respective side, as shown in Figure 7; Can also be the both sides making four position transducers 102 be symmetrically distributed in two relative minor faces of mobile device 12 between two, as shown in Figure 8.It is wherein, described that symmetrical that to refer to the cross central line of mobile device screen, vertical center line or diagonal line etc. be axis of symmetry is symmetrical.By making four first area 106-1, also namely four position transducers 102 are symmetrically distributed in mobile device 12 around, and system can be made more attractive in appearance.Certainly, the position of four first area 106-1 relative movement equipment 12 may not be symmetrical, such as two first area 106-1 can be positioned at the side on mobile device 12 left side, and another two first area 106-1 can be positioned at the side of mobile device 12 top.
In addition, in order to eliminate the measuring error of finger shake and position transducer, to improve the accuracy of measurement, in embodiments of the present invention, four position transducers 102 are for obtaining the aerial touch control object above it and the m between itself distance value, and wherein m is not less than 2.The value of m can set according to the induction speed of position transducer.M the distance value that controller 108 obtains respectively for reading any three position transducers 102, and average to obtain average departure distance values to m the distance value that each position transducer 102 obtains, the induction coordinate figure of aerial touch control object is then calculated according to the average departure distance values of each position transducer 102 correspondence.By the mode of averaging, the accuracy of measurement can be improved.
In alternate embodiment of the present invention, controller 108 also can be that the induction coordinate figure of the aerial touch control object calculated is sent to second communication interface 121 as aerial touch information by the first communication interface 104, mapping relations between the induction coordinate system defined according to any three position transducers 102 to make the main frame 122 of mobile device 12 and the screen coordinate system of mobile device 12 screen, the induction coordinate figure received is converted to the screen coordinate value of aerial touch control object relative screen, and then operates according to screen coordinate value.In addition, induction coordinate figure can also be converted to the screen coordinate value of aerial touch control object relative screen by controller 108 or mobile device 12 according to the mapping relations between the induction coordinate system of one of them position transducer in any three position transducers and screen coordinate system.
Wherein, user can be the operation of aerial sliding cursor of mouse or aerial sliding unlocking operation etc. by the aerial touch control operation of aerial touch control object to mobile device 12.
Such as, when finger moves above the screen of mobile device 12, multiple induction coordinate figures of aerial touch control object are obtained by the effect of position transducer 102 and controller 108, and calculate multiple corresponding screen coordinate value according to effective induction coordinate figure, mobile device 12 makes the cursor of mouse of mobile device 12 move according to the track be made up of multiple screen coordinate value according to multiple screen coordinate value, thus can realize the operation dragging cursor of mouse in the air.
Consult Fig. 9, realize in the another embodiment of system of the aerial touch-control of mobile device in the present invention, control device can be mobile device overcoat 20.Mobile device overcoat 20 comprises collecting mobile device (scheming not shown) first housing 202 and as the second housing 204 renovated.First housing 202 as the housing of control device to carry four position transducers 206, first communication interface 208 and controller 210.Wherein, the first housing 202 comprises the first area 202-1 for arranging four position transducers 206, first communication interface 208 and controller 210, and for the second area 202-2 of holding movable equipment.
Certainly, in other embodiments, mobile device overcoat also can be only have the first housing, or control device can mobile device containment vessel.
The present invention also provides an embodiment of control device, and wherein, control device is the control device described in above-mentioned arbitrary embodiment.
The present invention also provides an embodiment of mobile device, and wherein mobile device is the mobile device described in above-mentioned arbitrary embodiment.
In each embodiment of the present invention, mapping relations between the induction coordinate system of induction corresponding to coordinate figure and the screen coordinate system of mobile device screen can pre-set, can certainly by collecting device related hardware information by calculating, when being applied to different size mobile device screen or different resolution screen to make the present invention, arrange without the need to user, automatically can mate, make application of the present invention stronger.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. realize a system for the aerial touch-control of mobile device, it is characterized in that:
Comprise control device and mobile device, described control device comprises four position transducers, the first communication interface and controller, and described mobile device comprises main frame and second communication interface;
Described four position transducers are for obtaining the aerial touch control object above it and the distance value between itself, the described distance value that described controller obtains respectively for reading any three described position transducers, calculates the induction coordinate figure of described aerial touch control object with the described distance value obtained respectively according to described any three position transducers;
Described controller is also for the mapping relations between the induction coordinate system of the induction coordinate system that defines according to described any three position transducers or position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and described screen coordinate value is sent to described second communication interface as aerial touch information by described first communication interface, operate according to described aerial touch information to make the main frame of described mobile device, or
Described controller is also for being sent to described second communication interface as aerial touch information by described first communication interface using the described induction coordinate figure calculated, the induction coordinate system defined according to described any three position transducers to make the main frame of described mobile device or the mapping relations between the induction coordinate system of position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and then operate according to described screen coordinate value.
2. system according to claim 1, is characterized in that:
Described controller or mobile device are used for the described distance value that obtains respectively according to described any three position transducers and described any three position transducers distance value between any two according to predetermined triangulation, the described induction coordinate figure calculated are converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object.
3. system according to claim 1, is characterized in that,
Described four position transducers are for obtaining the aerial touch control object above it and the m between itself distance value, m the distance value that described controller obtains respectively for reading any three described position transducers, and average to obtain average departure distance values to m the distance value that each described position transducer obtains, the average departure distance values corresponding according to each described position transducer calculates the induction coordinate figure of described aerial touch control object.
4., for a control device for mobile device, it is characterized in that:
Described control device comprises housing, the first communication interface, four position transducers and controller, described housing comprises the first area arranging described four position transducers, the second area placing described mobile device, arranges the 3rd region of described first communication interface and arrange the 4th region of described controller, and described first area is positioned at the periphery of described second area;
Described four position transducers are for obtaining the aerial touch control object above it and the distance value between itself, the described distance value that described controller obtains respectively for reading any three described position transducers, calculates the induction coordinate figure of described aerial touch control object with the described distance value obtained respectively according to described any three position transducers;
Described controller is also for the mapping relations between the induction coordinate system of the induction coordinate system that defines according to described any three position transducers or position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and described screen coordinate value is sent to described mobile device as aerial touch information by described first communication interface, operate according to described aerial touch information to make described mobile device, or
Described controller is also for sending to described mobile device as aerial touch information by described first communication interface using the described induction coordinate figure calculated, the induction coordinate system defined according to described any three position transducers to make described mobile device or the mapping relations between the induction coordinate system of position transducer described in one of them and the screen coordinate system of mobile device screen, the described induction coordinate figure calculated is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and then operate according to described screen coordinate value.
5. control device according to claim 4, is characterized in that:
Described controller or mobile device are used for the described distance value that obtains respectively according to described any three position transducers and described any three position transducers distance value between any two according to predetermined triangulation, the described induction coordinate figure calculated are converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object.
6. control device according to claim 4, is characterized in that,
Described four position transducers are for obtaining the aerial touch control object above it and the m between itself distance value, described m is not less than 2, m the distance value that described controller obtains respectively for reading any three described position transducers, and average to obtain average departure distance values to m the distance value that each described position transducer obtains, the average departure distance values corresponding according to each described position transducer calculates the induction coordinate figure of described aerial touch control object.
7. control device according to claim 4, is characterized in that,
Described control device is mobile device overcoat, described mobile device overcoat comprise the described mobile device of collecting the first housing and as the second housing renovated, described first housing as the housing of described control device to carry described first communication interface and four position transducers.
8. control device according to claim 4, is characterized in that,
Described first communication interface is wireless communication interface or usb communication interface.
9. a mobile device, is characterized in that, comprises main frame and second communication interface;
The screen coordinate value of the screen coordinate system of the relatively described mobile device screen of aerial touch control object that the controller that described second communication interface is used for receiving control device calculates, described main frame is used for operating according to described screen coordinate value; Wherein, described screen coordinate value is that the distance value between the aerial touch control object obtained respectively according to any three position transducers and relevant position sensor is calculated the induction coordinate figure of described aerial touch control object by described controller, and the induction coordinate system defined according to described any three position transducers or the mapping relations between the induction coordinate system of position transducer described in one of them and the screen coordinate system of mobile device screen are converted to; Or
The induction coordinate figure of the described aerial touch control object that the distance value between the aerial touch control object that the controller that described second communication interface is used for receiving control device obtains respectively according to any three position transducers and relevant position sensor calculates, described main frame is used for the mapping relations between the induction coordinate system of induction coordinate system or the position transducer described in one of them defined according to described any three position transducers and the screen coordinate system of mobile device screen, described induction coordinate figure is converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object, and then operate according to described screen coordinate value.
10. mobile device according to claim 9, is characterized in that:
Described controller or mobile device are used for the described distance value that obtains respectively according to described any three position transducers and described any three position transducers distance value between any two according to predetermined triangulation, the described induction coordinate figure calculated are converted to the screen coordinate value of the screen coordinate system of the relatively described mobile device screen of described aerial touch control object.
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| CN104216560B (en) | 2018-01-16 |
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