CN102314269A - Touch panel proximity detection device and method - Google Patents
Touch panel proximity detection device and method Download PDFInfo
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- CN102314269A CN102314269A CN2010102208010A CN201010220801A CN102314269A CN 102314269 A CN102314269 A CN 102314269A CN 2010102208010 A CN2010102208010 A CN 2010102208010A CN 201010220801 A CN201010220801 A CN 201010220801A CN 102314269 A CN102314269 A CN 102314269A
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Abstract
The invention relates to a touch panel proximity detection device and a touch panel proximity detection method, which are applied to a capacitive touch panel with a structure of electrodes arranged in a matrix mode in a single electrode layer. A proximity induction signal can be detected due to the proximity induction function of the electrodes of the capacitive touch panel, and is output as first-order or multi-order proximity data, and the relative coordinate and movement trend of each dimension are calculated according to the first-order or multi-order proximity data; and a plane movement gesture in space can be obtained through the first-order proximity data of different time sequences, the movement trends of three dimensions can be obtained through the multi-order proximity data, and a three-dimensional gesture in proximity space is calculated.
Description
Technical field
The present invention particularly closely connects arrangement for detecting and method about a kind of contact panel about a kind of contact panel.
Background technology
Along with the photoelectricity development of science and technology, closely connect switching device shifter and be used in a large number on the different machines, for example: the ticket-booking system of intelligent mobile phone, means of transport, Digital camera, telepilot and LCD screen etc.The common switching device shifter (Proximity Device) that closely connects comprises like proximity sense (Proximity sensor) and contact panel (touch panel) etc.Wherein, the function mode of proximity sense is: in the induction range of an object near sensor, proximity sense is touching this object or is not touching under the situation of object, learns the position of this object near the proximity sense place via the mode that closely connects induction.The signal transition that proximity sense will be responded to gained is an electronic signal, and system or machine can be made suitable reaction according to this electronic signal, reach the purpose of control system state.Contact panel then is used for the calculating of touch coordinate, like single-point contact coordinate or multi-point touch Coordinate Calculation.
Proximity sense is claimed proximity switch (Proximity Switch) again, is applied in many LCD TVs, power switch, appliance switch, gate control system, hand-held remote control unit and mobile phone etc., in recent years, and one of role that these install and equipment is indispensable especially.It is responsible for detecting object whether near so that let controller understand the position at present object place.Use with household electrical appliances, proximity sense is used in the control in lamp source in a large number, as long as near proximity sense or touch proximity sense, and the action that just can open or close according to sensing signal lamp source.And the kind of proximity sense and external form are a feast for the eyes, are rectangle, cubic type, column type, circular hole, ditch type, multiple spot type etc.Can be divided into following 4 types according to its principle: inductance type, condenser type, photo-electric and magnetism formula.
By on can know that the application difference of proximity sense and contact panel is very big, respectively as the calculating of change-over switch and touch coordinate.With present technology, not just like the integrated application technology of where managing proximity sense and contact panel.Therefore, how to integrate proximity sense and contact panel, and then let the short distance spatial impression brake of proximity sense and touch coordinate detecting function integrate, become the research direction that can let electronic equipment significantly increase the application function possibility.
Summary of the invention
In view of the problem of above known technology, the present invention provides a kind of contact panel closely to connect arrangement for detecting and method, in order to the situation of the induction range of object entering contact panel in the detecting space.
The present invention proposes a kind of contact panel and closely connects arrangement for detecting, comprises following primary clustering: capacitance type touch-control panel and control module.Wherein, Capacitance type touch-control panel has and is positioned at conplane a plurality of electrode, and those electrodes are insulated from each other and separately corresponding to a coordinate; Those electrodes in order to detect an object near and produce an induced signal, and detect the touching of this object and produce one the touching signal.Control module connects capacitance type touch-control panel and has one and closely connects sense mode and a touch detection pattern, when carrying out when closely connecing sense mode, closely connects data according to induced signal generation one; When carrying out the touch detection pattern, according at least one coordinate data of touching calculated signals object.
The present invention more provides a kind of contact panel closely to connect method for detecting; Apply to have a panel of a plurality of electrodes; Those electrodes are insulated from each other and corresponding to a coordinate; In order to detect an object near and produce an induced signal and detect the touching of this object and produce one the touching signal, the method includes the steps of: provide this capacitance type touch-control panel one closely to connect sense mode; Carry out this and closely connect sense mode; According to a work schedule, detect this induced signal that space induction zone that an object gets into those electrodes is produced; According to this induced signal that this work schedule and this electrode are exported, produce one and closely connect data; Reach according to this different work schedules, this coordinate and pairing this of this electrode of this electrode and closely connect data, calculate the moving trend of an X axle mobile trend, a y-axis shift and a Z axle mobile trend of this object.
For letting above and other objects of the present invention, characteristic and the advantage can be more obviously understandable, hereinafter is special lifts several preferred embodiments, and conjunction with figs., elaborates as follows:
Description of drawings
Figure 1A closely connects the functional block diagram of arrangement for detecting for it for contact panel of the present invention;
Figure 1B closely connects the synoptic diagram of selecting closely to connect sense mode in the functional block diagram of arrangement for detecting for it for contact panel of the present invention;
Fig. 2 A closely connects in the arrangement for detecting for utilization contact panel of the present invention, the detecting synoptic diagram when object passes through contact panels 11 with track 32;
Fig. 2 B closely connects in the arrangement for detecting for utilization contact panel of the present invention, the A-A section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32;
Fig. 2 C closely connects in the arrangement for detecting for utilization contact panel of the present invention, the B-B section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32;
Fig. 2 D closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T1, T2 exported;
Fig. 2 E closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T3, T4 exported;
Fig. 2 F closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T5, T6 exported;
Fig. 2 G is among Fig. 2 D, is closely connect data detailed content synoptic diagram in what sequential T1 exported;
Fig. 2 H is among Fig. 2 D, is closely connect data detailed content synoptic diagram in what sequential T2 exported;
Fig. 2 I is among Fig. 2 E, is closely connect data detailed content synoptic diagram in what sequential T3 exported;
Fig. 2 J is among Fig. 2 E, is closely connect data detailed content synoptic diagram in what sequential T4 exported;
Fig. 2 K is among Fig. 2 F, is closely connect data detailed content synoptic diagram in what sequential T5 exported;
Fig. 2 L is among Fig. 2 F, is closely connect data detailed content synoptic diagram in what sequential T6 exported;
Fig. 3 A closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object is the detecting synoptic diagram during through contact panels 11 with track 32, and it is for selecting closely to connect the embodiment under the sense mode;
Fig. 3 B closely connects in the arrangement for detecting for utilization contact panel of the present invention, the A-A section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32;
Fig. 3 C closely connects in the arrangement for detecting for utilization contact panel of the present invention, the B-B section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32;
Fig. 3 D closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T1, T2 exported;
Fig. 3 E closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T3, T4 exported;
Fig. 3 F closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T5, T6 exported;
Fig. 3 G is among Fig. 3 D, is closely connect data detailed content synoptic diagram in what sequential T1 exported;
Fig. 3 H is among Fig. 3 D, is closely connect data detailed content synoptic diagram in what sequential T2 exported;
Fig. 3 I is among Fig. 3 E, is closely connect data detailed content synoptic diagram in what sequential T3 exported;
Fig. 3 J is among Fig. 3 E, is closely connect data detailed content synoptic diagram in what sequential T4 exported;
Fig. 3 K is among Fig. 3 F, is closely connect data detailed content synoptic diagram in what sequential T5 exported;
Fig. 3 L is among Fig. 3 F, is closely connect data detailed content synoptic diagram in what sequential T6 exported;
Fig. 4 closely connects arrangement for detecting for utilization contact panel of the present invention, and the space relative coordinate that is detected calculates mobile trend according to the space relative coordinate again, is judged the synoptic diagram of gesture again by mobile trend;
Fig. 5 closely connects induction method for detecting process flow diagram for contact panel three-dimensional of the present invention, and single order closely meets an embodiment of sense mode;
Fig. 6 closely meets induction method for detecting process flow diagram, a multistage embodiment who closely connects sense mode for contact panel three-dimensional of the present invention;
Fig. 7 closely meets induction method for detecting process flow diagram, multistage another embodiment that closely connects sense mode for contact panel three-dimensional of the present invention;
Fig. 8 selects closely to connect an embodiment of sense mode for contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram; And
Fig. 9 selects closely to connect another embodiment of sense mode for contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram.
Symbol description
1 contact panel closely connects arrangement for detecting 2 objects
11 contact panels, 14 touch control sensing circuits
16 closely connect sensing circuit 18 control circuits
E1～E24 electrode 22 control modules
24 web joints, 32,34 tracks
41,42,43,44,45,46,47,53,59 induction ranges
T1～T6 sequential
Embodiment
The present invention uses that capacitance type touch-control panel itself had closely connects inducing function; The induced signal that closely connects that is detected is output as and closely connects data; And according to closely connecing the mobile trend that data computation goes out each dimension; Calculate the gesture that closely connects in the middle of the space according to the mobile trend of each dimension again and judge, and then be output as steering order.Wherein, the present invention uses a control module to realize touch-control sensing and closely connects sensing function, and closely connects data and the coordinate data of representing touch coordinate through what unified bus output representative closely met the induced signal result.
Capacitance type touch-control panel mainly divides two types, is respectively surface capacitance type contact panel and projected capacitive touch panel.But projected capacitive touch panel has the function of detecting multi-point touch, yet, in recent years, but also there is manufacturer the surface capacitance type contact panel to be made as the function of detecting multi-point touch.Which kind of capacitance type touch-control panel no matter, the present invention can use individual layer and have the capacitance type touch-control panel structure of a plurality of independent scan electrodes, and wherein, each electrode is all corresponding to a specific coordinate.The embodiment of following rectangular electrode is merely the cited for purposes of illustration person of the present invention, is not that other different electrode shape also can adopt, for example rhombus, circle, square in order to qualification the present invention ...
At first, please refer to Figure 1A, it is the embodiment that contact panel of the present invention closely connects the functional block diagram of arrangement for detecting, and it is for being arranged in the embodiment of individual layer with rectangular electrode.Contact panel closely connects arrangement for detecting 1 and includes: contact panel 11, web joint 24 and control module 22.Wherein, electrode E1～E24 is arranged on the contact panel 11, be arranged as the matrix of 4X6 with the mode of arranged.Each electrode be used for detecting object near and produce induced signal and be used for detecting the touching of object and produce the touching signal.Include in the middle of the control module 22: touch detection circuit 14, closely connect circuit for detecting 16 and control circuit 18.Control module 22 sees through web joint 24 and connects contact panels 11, and has one and closely connect sense mode and a touch detection pattern, when carrying out when closely connecing sense mode, closely connects data according to the induced signal generation; When carrying out the touch detection pattern, according at least one coordinate data of touching calculated signals object.
In the middle of control module 22, closely connect circuit for detecting 16 and connect contact panel 11 via web joint 24, closely connect data in order to receive induced signal and to produce; Touch detection circuit 14 connects contact panel 11 via web joint 24, in order to receive this touching signal and to calculate touch coordinate; Control circuit 18 connects and closely connects circuit for detecting 16 and touch detection circuit 14, in order to controlling the switching execution that closely connects sense mode and touch detection pattern, and this is closely connect data and this touch coordinate transfers out.Must notice that the annexation that closely connects circuit for detecting 16, touch detection circuit 14 and control circuit 18 of Figure 1A is merely the cited for purposes of illustration person of the present invention, be not in order to limit the present invention.
In addition, but the present invention also can closely connect sensing control with the mode of selectivity detecting with the capacitance type touch-control panel of detecting multi-point touch coordinate.For example, Figure 1B is the electrode E1 that selected in the middle of Figure 1A, E3, E5, E8, E10, E12, E13, E15, E17, E20, E22, E24 as the detecting electrode of selecting closely to connect sense mode, and remaining electrode is not done and closely connect detecting and use.The concrete practice is follow-up will be described.
When the time spent that closely connects detecting of being used as capacitance type touch-control panel in the space, the detecting output result who closely connects circuit for detecting 16 has two kinds, is respectively single order and closely connects data and the multistage data that closely connects.Wherein single order closely connect data be object get into capacitance type touch-control panel closely connect inductive spacing after, the one digit number certificate of being exported.Multistagely closely connect then big or small for according to object of data near the difference induction amount that produces of distance, exportable long numeric data, for example, two, three, four ...
Closely connect data and the multistage output that closely connects data according to single order, can do the different mobile trends and the judgement of gesture, below will explanation respectively in the embodiment of reality.
At first, please refer to Fig. 2 A, it closely connects in the arrangement for detecting for utilization contact panel of the present invention, the detecting synoptic diagram when object passes through contact panels 11 with track 32.In scheming, can find, the top of track process E2, E3, E9, E10, E16, E17, E23, E24, and, the mobile trend (not shown) with negative Z axle is arranged.The actual sensed of track 32 and output data, will be by follow-up graphic explanation.
Please refer to Fig. 2 B, it closely connects in the arrangement for detecting for utilization contact panel of the present invention, the A-A section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32.Observing Fig. 2 B can find, when object 2 passes through contact panels 11 tops with track 32, can pass through the induction range of different electrodes respectively at sequential T1～T6.Wherein, Fig. 2 B has shown the induction range 41,47,53,59 of electrode E1, E7, E13, E19 respectively, and object 2 is moved toward the induction range of electrode E19 by the induction range of electrode E1 gradually, and, have toward the mobile trend of negative Z axle.
Fig. 2 C closely connects in the arrangement for detecting for utilization contact panel of the present invention, the B-B section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32.Observing Fig. 2 C can find, when object 2 passes through contact panels 11 tops with track 32, can pass through the induction range of different electrodes respectively at sequential T1～T6.Wherein, Fig. 2 C has shown the induction range 41,42,43,44,45,46 of electrode E1, E2, E3, E4, E5, E6 respectively, and object 2 is moved toward the induction range of electrode E6 by the induction range of electrode E1 gradually, and, have toward the mobile trend of negative Z axle.
Then, please refer to Fig. 2 D, it closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T1, T2 exported.When sequential T1, electrode E1, E2, E7 sense induced signal, also export the corresponding data (look closely and be set at single order or multistage) that closely connect and closely connect circuit for detecting 16.During sequential T2, there are electrode E1, E2, E3, E4, E7, E8, E9, E13, E14 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.
Fig. 2 E closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T3, T4 exported.During sequential T3, there are electrode E1, E2, E3, E4, E5, E6, E7, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E21, E22 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.During sequential T4, there are electrode E3, E4, E5, E6, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E18, E19, E20, E21, E22 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.
Fig. 2 F closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T5, T6 exported.During sequential T5, there are electrode E5, E6, E10, E11, E12, E15, E16, E17, E18, E20, E21, E22, E23, E24 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.During sequential T6, there are electrode E18, E23, E24 to sense induced signal, also export the corresponding data that closely connect and closely connect circuit for detecting 16.
Among Fig. 2 D～2F, closely connecing data can be that single order closely connects data or the multistage data that closely connect.If single order closely connects data, then can calculate the moving trend of X axle mobile trend and y-axis shift, and then obtain the plane gesture instruction according to the change trend that single order closely connects data.Closely connect at single order on the basis of data, if will calculate X axle relative coordinate and Y axle relative coordinate, obtain after can adopting gravity model appoach or other method that single order is closely connect statistics.
If closely connecing data is the multistage data that closely connects, then can calculate X axle relative coordinate, Y axle relative coordinate, Z axle relative coordinate and X axle mobile trend, the moving trend of y-axis shift and Z axle mobile trend according to the multistage data that closely connects.At last, judge plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction according to mobile trend again.
Fig. 2 G～2L is a multistage embodiment who closely connects data, below explanation.
Fig. 2 G is among Fig. 2 D, is closely connect data detailed content synoptic diagram in what sequential T1 exported.When sequential T1, the multistage data that closely connects of electrode E1, E2, E7 representative is respectively 2,1,1.
Fig. 2 H is among Fig. 2 D, is closely connect data detailed content synoptic diagram in what sequential T2 exported.During sequential T2, the multistage data that closely connects of electrode E1, E2, E3, E4, E7, E8, E9, E13, E14 representative is respectively 2,3,2,1,1,2,1,1,1.
Fig. 2 I is among Fig. 2 E, is closely connect data detailed content synoptic diagram in what sequential T3 exported; During sequential T3, the multistage data that closely connects of electrode E1, E2, E3, E4, E5, E6, E7, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E21, E22 representative is respectively 1,2,3,3,2,1,1,3,4,4,2,1,1,1,2,2,1,1.
Fig. 2 J is among Fig. 2 E, is closely connect data detailed content synoptic diagram in what sequential T4 exported.During sequential T4, the multistage data that closely connects of electrode E3, E4, E5, E6, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E18, E19, E20, E21, E22 representative is respectively 1,2,2,1,1,2,3,3,2,1,2,4,5,5,4,1,2,2,3,4,2.
Fig. 2 K is among Fig. 2 F, is closely connect data detailed content synoptic diagram in what sequential T5 exported; During sequential T5, the multistage data that closely connects of electrode E5, E6, E10, E11, E12, E15, E16, E17, E18, E20, E21, E22, E23, E24 representative is respectively 1,1,1,2,2,1,3,5,5,1,3,5,7,7.
Fig. 2 L is among Fig. 2 F, is closely connect data detailed content synoptic diagram in what sequential T6 exported; During sequential T6, the multistage data that closely connects of electrode E18, E23, E24 representative is respectively 3,3,6.
Through the induction amount sizes values of Fig. 2 G～2L, can extrapolate the relative distance of object at the Z axle.That is, in each scan period, be scaled object and contact panel in the relative distance of Z axle with the multistage mean value that closely connects data of induction amount maximum or several electrodes.Use the variation of this relative distance, can calculate the information such as mobile trend and vertical moving gesture of Z axle.And X axle relative coordinate and Y axle relative coordinate, in each scan period, can be by the center of gravity of the coordinate of induction amount maximum or several electrodes as X, Y coordinate.As for X axle mobile trend, the moving trend of y-axis shift, Z axle mobile trend, then can calculate and obtain by different scan periods such as T1～T6.After calculating X axle mobile trend, the moving trend of y-axis shift, Z axle mobile trend, can calculate plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction according to this.
Fig. 2 A～2L is the detecting means that closely connect of taking the full scan formula, and can take to select the detecting means that closely connect of scan-type in addition, please refer to the explanation of Fig. 3 A～3L.
At first, please refer to Fig. 3 A, it closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object is the detecting synoptic diagram during through contact panels 11 with track 32, and it is for selecting closely to connect the embodiment under the sense mode.In scheming, can find, the top of track process E3, E10, E17, E24, and, the mobile trend (not shown) with negative Z axle is arranged.The actual sensed of track 32 and output data will be by follow-up description of drawings.
Please refer to Fig. 3 B, it closely connects in the arrangement for detecting for utilization contact panel of the present invention, the A-A section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32.Observing Fig. 3 B can find, when object 2 passes through contact panels 11 tops with track 32, can pass through the induction range of different electrodes respectively at sequential T1～T6.Wherein, Fig. 3 B has shown the induction range 41,53 of electrode E1, E13 respectively, and object 2 is moved toward the induction range of electrode E13 by the induction range of electrode E1 gradually, and, have toward the mobile trend of negative Z axle.
Fig. 3 C closely connects in the arrangement for detecting for utilization contact panel of the present invention, the B-B section detecting synoptic diagram when object 2 passes through contact panels 11 with track 32.Observing Fig. 2 C can find, when object 2 passes through contact panels 11 tops with track 32, can pass through the induction range of different electrodes respectively at sequential T1～T6.Wherein, Fig. 3 C has shown the induction range 41,43,45 of electrode E1, E3, E5 respectively, and object 2 is moved toward the induction range of electrode E5 by the induction range of electrode E1 gradually, and, have toward the mobile trend of negative Z axle.
Then, please refer to Fig. 3 D, it closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T1, T2 exported.When sequential T1, electrode E1 senses induced signal, also exports the corresponding data (look closely and be set at single order or multistage) that closely connect and closely connect circuit for detecting 16.During sequential T2, there are electrode E1, E3, E8, E13 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.
Fig. 3 E closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T3, T4 exported.During sequential T3, there are electrode E1, E3, E5, E8, E10, E12, E13, E15, E17, E22 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.During sequential T4, there are electrode E3, E5, E8, E10, E12, E13, E15, E17, E20, E22 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.
Fig. 3 F closely connects in the arrangement for detecting for utilization contact panel of the present invention, and object 2 is with track 32 during through contact panels 11, is closely connect schematic diagram data in what sequential T5, T6 exported.During sequential T5, there are electrode E5, E10, E12, E15, E17, E20, E22, E24 to sense induced signal respectively, also export the corresponding data that closely connect and closely connect circuit for detecting 16.During sequential T6, there is electrode E24 to sense induced signal, also exports the corresponding data that closely connect and closely connect circuit for detecting 16.
Among Fig. 3 D～3F, closely connecing data can be that single order closely connects data or the multistage data that closely connect.If single order closely connects data, then can calculate the moving trend of X axle mobile trend and y-axis shift, and then obtain the plane gesture instruction according to the change trend that single order closely connects data.Closely connect at single order on the basis of data, if will calculate X axle relative coordinate and Y axle relative coordinate, obtain after can adopting gravity model appoach or other method that single order is closely connect statistics.
If closely connecing data is the multistage data that closely connects, then can calculate X axle relative coordinate, Y axle relative coordinate, Z axle relative coordinate and X axle mobile trend, the moving trend of y-axis shift and Z axle mobile trend according to the multistage data that closely connects.At last, judge plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction according to mobile trend again.
Fig. 3 G～3L is selection and closely connects a multistage embodiment who closely connects data in the sense mode, below explanation.
Fig. 3 G is among Fig. 3 D, is closely connect data detailed content synoptic diagram in what sequential T1 exported.When sequential T1, the multistage data that closely connects of electrode E1 representative is respectively 2.
Fig. 3 H is among Fig. 3 D, is closely connect data detailed content synoptic diagram in what sequential T2 exported.During sequential T2, the multistage data that closely connects of electrode E1, E3, E8, E13 representative is respectively 2,2,2,1.
Fig. 3 I is among Fig. 3 E, is closely connect data detailed content synoptic diagram in what sequential T3 exported; During sequential T3, the multistage data that closely connects of electrode E1, E3, E5, E8, E10, E12, E13, E15, E17, E22 representative is respectively 1,3,2,3,4,1,2,2,1.
Fig. 3 J is among Fig. 3 E, is closely connect data detailed content synoptic diagram in what sequential T4 exported.During sequential T4, the multistage data that closely connects of electrode E3, E5, E8, E10, E12, E13, E15, E17, E20, E22 representative is respectively 1,2,1,3,2,1,4,5,4,1,3,2.
Fig. 3 K is among Fig. 3 F, is closely connect data detailed content synoptic diagram in what sequential T5 exported; During sequential T5, the multistage data that closely connects of electrode E5, E10, E12, E15, E17, E20, E22, E24 representative is respectively 1,1,2,1,5,1,5,7.
Fig. 3 L is among Fig. 3 F, is closely connect data detailed content synoptic diagram in what sequential T6 exported; During sequential T6, the multistage data that closely connects of electrode E24 representative is respectively 6.
Through the induction amount sizes values of the 3G～3L figure, can extrapolate the relative distance of object at the Z axle.That is, in each scan period, be scaled object and contact panel in the relative distance of Z axle with the multistage mean value that closely connects data of induction amount maximum or several electrodes.Use the variation of this relative distance, can calculate the information such as mobile trend and vertical moving gesture of Z axle.And X axle relative coordinate and Y axle relative coordinate, in each scan period, can be by the center of gravity of the coordinate of induction amount maximum or several electrodes as X, Y coordinate.As for X axle mobile trend, the moving trend of y-axis shift, Z axle mobile trend, then can calculate and obtain by different scan periods such as T1～T6.After calculating X axle mobile trend, the moving trend of y-axis shift, Z axle mobile trend, can calculate plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction according to this.
Can know by Fig. 2 A～3L no matter adopt full scan formula or select scan-type, all can reach to calculate and closely connect detecting near the space of object contact panel, that is, and even X, Y, Z axle relative coordinate, mobile trend gesture instruction can be obtained.Only the obtaining of X axle relative coordinate, Y axle relative coordinate and Z axle relative coordinate, closely the connecing of full scan formula detected resolution can be higher.
Fig. 4 closely connects arrangement for detecting for utilization contact panel of the present invention, and the space relative coordinate that is detected calculates mobile trend according to the space relative coordinate again, is judged the synoptic diagram of gesture again by mobile trend.As far as the object motion track 34 of different sweep intervals, the present invention can obtain the object relative coordinate P1～P7 of different sweep intervals.Wherein, if the data that closely connects is a single order when closely connecing data, relative coordinate P1～P6 only can represent X, Y axial coordinate, and judges the mobile trend on plane according to this, and then judges the spatial movement gesture on plane, like the embodiment of Fig. 4 for drawing circle.If closely connect data is multistage when closely connecing data, and each relative coordinate P1～P6 will include the relative coordinate of X axle, Y axle and Z axle, and can calculate the mobile trend information of X axle, Y axle according to this.Therefore, the gesture that can judge Fig. 4 is a three-dimension gesture.
Please refer to Fig. 5, it closely connects induction method for detecting process flow diagram for contact panel three-dimensional of the present invention, and single order closely meets an embodiment of sense mode, comprises following steps:
Step 110: the single order of opening capacitance type touch-control panel closely connects sense mode.
Step 112:, detect the induced signal that space induction zone that object gets into each electrode is produced respectively according to work schedule.
Step 114: according to work schedule, the induced signal generation single order of exporting according to each electrode closely connects data.
Step 116: coordinate and pairing single order thereof according to each electrode closely connect the relative coordinate of this object of data computation in the X of each work schedule axle, Y axle.
Step 117: change according to the relative coordinate of this object of each sequential, calculate the mobile trend of this object in X axle, Y axle in X axle, Y axle.
Step 118:, produce a plane gesture instruction according to X axle, the moving trend of y-axis shift.
That is, according to the step of Fig. 5, the most basic relative coordinate and the mobile trend that can obtain X axle, Y axle, and then can obtain the plane gesture instruction in the space.
Then, please refer to Fig. 6, it closely connects induction method for detecting process flow diagram for contact panel three-dimensional of the present invention, and a multistage embodiment who closely connects sense mode comprises following steps:
Step 120: that opens capacitance type touch-control panel closely connects sense mode.
Step 122:, detect the induced signal that space induction zone that object gets into electrode is produced respectively according to work schedule.
Step 124: the induced signal of exporting according to work schedule and each electrode produces multistage sensed data.
Step 126:, calculate the mobile trend of this object in X axle, Y axle and Z axle according to the pairing multistage sensed data of each electrode in a plurality of work schedules.
Step 128:, produce the vertical gestures instruction according to Z axle mobile trend.
Step 130:, produce the plane gesture instruction according to X axle and the moving trend of y-axis shift.
Step 132:, produce the three-dimension gesture instruction according to X axle, Y axle and Z axle mobile trend.
That is, according to the step of Fig. 6, the most basic mobile trend that can obtain X axle, Y axle, Z axle, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or the space.
Fig. 7 closely connects induction method for detecting process flow diagram for contact panel three-dimensional of the present invention, and multistage another embodiment that closely connects sense mode comprises following steps:
Step 120: that opens capacitance type touch-control panel closely connects sense mode
Step 122:, detect the induced signal that space induction zone that object gets into electrode is produced respectively according to work schedule.
Step 124: the induced signal of exporting according to work schedule and each electrode produces multistage sensed data.
Step 125:, calculate this object in the X of each sequential axle, Y axle and Z axle space coordinate according to the pairing multistage sensed data of each electrode.
Step 127:, produce X, Y axle and Z axle mobile trend according to of the variation of each sequential in the space coordinate of X axle, Y axle and Z axle.
Step 128:, produce the vertical gestures instruction according to Z axle mobile trend.
Step 130:, produce the plane gesture instruction according to X axle and the moving trend of y-axis shift.
Step 132:, produce the three-dimension gesture instruction according to X axle, Y axle and Z axle mobile trend.
That is, according to the step of Fig. 7, the most basic relative coordinate that can obtain X axle, Y axle, Z axle and the mobile trend of object, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or the space.
Fig. 8 selects closely to connect an embodiment of sense mode for contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, comprises following steps:
Step 140: the selection of opening capacitance type touch-control panel closely connects sense mode.
Step 142:, detect object respectively and get into the induced signal that the space induction zone through the electrode selected is produced according to work schedule.
Step 144: the induced signal of exporting through the electrode of selecting according to work schedule and each produces multistage sensed data.
Step 146:, calculate the mobile trend of this object in X axle, Y axle and Z axle according to each pairing multistage sensed data of electrode in a plurality of work schedules through selecting.
Step 148:, produce the vertical gestures instruction according to Z axle mobile trend.
Step 150:, produce the plane gesture instruction according to X axle and the moving trend of y-axis shift.
Step 152:, produce the three-dimension gesture instruction according to X axle, Y axle and Z axle mobile trend.
That is according to the step of Fig. 8, the most basic can obtain X axle, Y axle, Z axis target mobile trend, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or the space.
Fig. 9 selects closely to connect another embodiment of sense mode for contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, comprises following steps:
Step 140: the selection of opening capacitance type touch-control panel closely connects sense mode.
Step 142:, detect object respectively and get into the induced signal that the space induction zone through the electrode selected is produced according to work schedule.
Step 144: the induced signal of exporting through the electrode of selecting according to work schedule and each produces multistage sensed data.
Step 145:, calculate this object in the X of each sequential axle, Y axle and Z axle space coordinate according to each pairing multistage sensed data of electrode through selecting.
Step 147:, produce X, Y axle and Z axle mobile trend according to of the variation of each sequential in the space coordinate of X axle, Y axle and Z axle.
Step 148:, produce the vertical gestures instruction according to Z axle mobile trend.
Step 150:, produce the plane gesture instruction according to X axle and the moving trend of y-axis shift.
Step 152:, produce the three-dimension gesture instruction according to X axle, Y axle and Z axle mobile trend.
That is, according to the step of Fig. 9, the most basic relative coordinate that can obtain X axle, Y axle, Z axle and the mobile trend of object, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or the space.With regard to output data, exportable data, coordinate data, mobile trend, gesture instruction (one of which or combination in any) or the like of closely connecing.
Though preferred embodiment of the present invention discloses as stated; Right its is not in order to limit the present invention; Anyly be familiar with person skilled; Do not breaking away from the spirit and scope of the present invention, when can doing a little change and retouching, so protection scope of the present invention fibrous root is as the criterion according to the content that claim defined.
Claims (24)
1. a contact panel closely connects arrangement for detecting, it is characterized in that, comprises:
One capacitance type touch-control panel; Have and be positioned at conplane a plurality of electrode; Those electrodes are insulated from each other and separately corresponding to a coordinate, those electrodes in order to detect an object near and produce an induced signal, and detect the touching of this object and produce a touching signal; And
One control module; Connect this capacitance type touch-control panel and have one and closely connect a sense mode and a touch detection pattern; When this closely connects sense mode when execution; Produce one according to this induced signal and closely connect data, when this touch detection pattern of execution, according at least one coordinate data of this this object of touching calculated signals.
2. device as claimed in claim 1 is characterized in that, this control module answer according to those electrode pairs of different sequential those closely connect an X axial coordinate, a Y axial coordinate of this object of data computation.
3. device as claimed in claim 1 is characterized in that, this control module answer according to those electrode pairs of different sequential those closely connect an X axial coordinate, a Y axial coordinate, a Z axial coordinate of this object of data computation.
4. device as claimed in claim 1 is characterized in that, those an X axle mobile trend, y-axis shifts that closely connect this object of data computation that this control module is answered according to those electrode pairs of different sequential move trend.
5. device as claimed in claim 1 is characterized in that, those an X axle mobile trend, y-axis shifts that closely connect this object of data computation that this control module is answered according to those electrode pairs of different sequential move a trend and a Z axle mobile trend.
6. device as claimed in claim 5 is characterized in that, this Z axle mobile trend comprises a moving direction and a move angle.
7. device as claimed in claim 5 is characterized in that, this control module produces a plane according to this X axle mobile trend and the moving trend of this y-axis shift and closely takes over gesture; This control module produces a vertical nearly catcher gesture according to this control module according to this Z axle mobile trend; This control module produces a three-dimensional nearly catcher gesture according to this control module according to this X axle mobile trend, the moving trend of this y-axis shift and this Z axle mobile trend.
8. device as claimed in claim 1 is characterized in that, this control module comprises:
One closely connects circuit for detecting, closely connects data in order to receive this induced signal and to produce this;
One touch detection circuit is in order to receive this touching signal and to calculate this touch coordinate; And
One control circuit; Be coupled to this and closely connect circuit for detecting and this touch detection circuit; Closely connect circuit for detecting and carry out this and closely connect sense mode and carry out this touch detection pattern in order to control this, and this is closely connect data and this touch coordinate transfers out with this touch detection circuit of control.
9. device as claimed in claim 1; It is characterized in that; This control module comprises one and selects closely to connect a sense mode and a touch detection pattern, when this selection of execution closely connects sense mode, closely connects data according to producing this through this induced signal that those electrodes produced of selecting; When this touch detection pattern of execution, produce this touch coordinate according to this touching signal.
10. a contact panel closely connects method for detecting; It is characterized in that; Apply to have a contact panel of a plurality of electrodes; Those electrodes are insulated from each other and corresponding to a coordinate, in order to detect an object near and produce an induced signal and detect the touching of this object and produce a touching signal, the method includes the steps of:
Provide this contact panel one closely to connect sense mode;
Carry out this and closely connect sense mode;
According to a work schedule, detect this induced signal that space induction zone that an object gets into those electrodes is produced;
According to this induced signal that this work schedule and this electrode are exported, produce one and closely connect data; And
Closely connect data according to this different work schedules, this coordinate and pairing this of this electrode of this electrode, calculate the moving trend of an X axle mobile trend, a y-axis shift and a Z axle mobile trend of this object.
11. method as claimed in claim 10 is characterized in that, more comprises following steps:
According to this this coordinate that closely connects data and corresponding this electrode, calculate an X axial coordinate, a Y axial coordinate, a Z axial coordinate of this object; And
Export this X axial coordinate, this Y axial coordinate and this Z axial coordinate.
12. method as claimed in claim 10 is characterized in that, more comprises following steps:
According to this X axle mobile trend and the moving trend of this y-axis shift, produce a plane gesture instruction.
13. method as claimed in claim 10 is characterized in that, more comprises following steps:
According to this Z axle mobile trend, produce vertical gestures instruction.
14. method as claimed in claim 10 is characterized in that, more comprises following steps:
Produce three-dimension gesture instruction according to this X axle mobile trend, the moving trend of this y-axis shift and this Z axle mobile trend.
15. method as claimed in claim 10 is characterized in that, this Z axle mobile trend comprises a moving direction and a move angle.
16. method as claimed in claim 10 is characterized in that, calculates the step of this Z axle mobile trend of this object, comprises following steps:
According to this work schedule, relatively pairing those of those electrodes closely connect data, calculate a Z axle space coordinate with the maximum induction flowmeter that those electrodes are exported; And
Obtain this Z axle space coordinate in regular turn, calculate this Z axle mobile trend.
17. method as claimed in claim 10 is characterized in that, calculates this X axle mobile trend of this object and the step of the moving trend of this y-axis shift, comprises following steps:
Pairing this coordinate of at least one this electrode according to output one maximum induction amount in those electrodes calculates this object a pairing X axial coordinate and Y axial coordinate in this work schedule; And
According to the variation of this X coordinate and this Y axial coordinate, calculate the moving trend of this X axle mobile trend and this y-axis shift.
18. a contact panel closely connects method for detecting; It is characterized in that; Apply to have a contact panel of a plurality of electrodes; Those electrodes are insulated from each other and corresponding to a coordinate, in order to detect an object near and produce an induced signal and detect the touching of this object and produce a touching signal, the method includes the steps of:
Provide this contact panel one closely to connect sense mode;
Carry out this and closely connect sense mode;
According to a work schedule, detect those induced signals that space induction zone that an object gets into those electrodes is produced;
According to this work schedule and this induced signal, produce one in regular turn and closely connect data;
Closely connect data according to this different work schedules, this coordinate and pairing this of this electrode of this electrode, calculate an X axial coordinate, a Y axial coordinate, a Z axial coordinate of this object; And
Export this X axial coordinate, this Y axial coordinate and this Z axial coordinate.
19. a contact panel closely connects arrangement for detecting, it is characterized in that, comprises:
One capacitance type touch-control panel; Have and be positioned at conplane a plurality of electrode; Those electrodes are insulated from each other and separately corresponding to a coordinate, those electrodes in order to detect an object near and produce an induced signal, and detect the touching of this object and produce a touching signal; And
One control module; Connect this capacitance type touch-control panel and have one and closely connect a sense mode and a touch detection pattern; When this closely connects sense mode when execution; Produce a Z axle according to this induced signal and closely connect data, when this touch detection pattern of execution, according at least one coordinate data of this this object of touching calculated signals.
20. device as claimed in claim 19 is characterized in that, this Z axle that this control module is answered according to those electrode pairs of different sequential closely connects this object one Z axial coordinate of data computation.
21. device as claimed in claim 19 is characterized in that, this Z axle that this control module is answered according to those electrode pairs of different sequential closely connects a Z axle mobile trend of this object of data computation.
22. device as claimed in claim 21 is characterized in that, this Z axle mobile trend comprises a moving direction and a move angle.
23. device as claimed in claim 21 is characterized in that, this control module produces a vertical nearly catcher gesture according to this Z axle mobile trend.
24. device as claimed in claim 19; It is characterized in that; This control module comprises one and selects closely to connect a sense mode and a touch detection pattern, when this selection of execution closely connects sense mode, closely connects data according to producing this Z axle through this induced signal that those electrodes produced of selecting; When this touch detection pattern of execution, produce this touch coordinate according to this touching signal.
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| CN201010220801.0A CN102314269B (en) | 2010-07-02 | 2010-07-02 | Touch panel proximity detection device and method |
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| CN105718117A (en) * | 2016-04-21 | 2016-06-29 | 北京小米移动软件有限公司 | Method and device for controlling touch screen and electronic equipment |
| CN105718117B (en) * | 2016-04-21 | 2018-12-18 | 北京小米移动软件有限公司 | Control method and device, the electronic equipment of touch screen |
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