CN1900889A - Gesture detecting method for touch control panel - Google Patents
Gesture detecting method for touch control panel Download PDFInfo
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- CN1900889A CN1900889A CNA2005100851404A CN200510085140A CN1900889A CN 1900889 A CN1900889 A CN 1900889A CN A2005100851404 A CNA2005100851404 A CN A2005100851404A CN 200510085140 A CN200510085140 A CN 200510085140A CN 1900889 A CN1900889 A CN 1900889A
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Abstract
The gesture detecting method with a touch control board includes the following steps: confirming one object touching the touch control board; judging whether the object moves on the touch control board or not; confirming the object leaving the touch control board if the object is judged to not move on the touch control board; sending out the first gesture signal; calculating the time for the object to leave from the touch control board; and sending out the second gesture signal if the leaving time is greater than one reference value. The present invention detects different gestures by means of one object to touch on, leave from or move on the touch control board and other operation.
Description
Technical field
The present invention relates to a kind of detection method of Trackpad, particularly relate to a kind of gesture detecting method of Trackpad.
Background technology
Trackpad is a kind of for the finger input media that slip is moved with the control cursor on level and smooth panel.Because the thickness of Trackpad is extremely thin, thus can design among ultra-thin notebook computer, keyboard, digital player or other device, and because it is not mechanical design, so very easy on safeguarding.
Fig. 1 is an existing two-dimensional Trackpad 100, and it comprises panel 102, Y-axis inductive layer 104, insulation course 106, X-axis inductive layer 108 and base plate 110.When finger 112 contact surface plates 102, the induction amount of its touch position (for example electric capacity or resistance) will produce change, and the control circuit that connects Trackpad 100 can be converted to the induction amount with electric capacity on the Trackpad or resistance, as shown in Figure 2, use position, the displacement of judging finger and the direction that moves.In the prior art, confirm whether object is touched Trackpad 100 two kinds of methods are arranged, first method is as the foundation of judging with detected induction amount size, as shown in Figure 3, when induction amount during, expression object touching Trackpad 100 greater than critical value th, otherwise, when induction amount during less than critical value th, the expression object leaves does not have object to exist on Trackpad 100 or the Trackpad 100.Second method is as the foundation of judging with the long-pending amount of detected induction amount, as shown in Figure 4, when the induction amount is amassed amount greater than critical value th, expression object touching Trackpad 100, otherwise, when the induction amount was amassed amount less than critical value th, the expression object leaves did not have object to exist on Trackpad 100 or the Trackpad 100.Two kinds of above-mentioned methods are subject to the interference of outside noise and the judgement that leads to errors.In addition, object is clicked, pulls, is double-clicked on Trackpad 100 or during other gesture operation, all be with the touching of object on Trackpad 100, the time of operation such as leave or move as basis for estimation, for first use Trackpad 100 or be unfamiliar with the user of Trackpad 100 operation, often because action is clear and definite inadequately, make and the action that Trackpad 100 can't the identification user cause operational inconvenience.
Therefore, hope can provide a kind of and can prevent noise and the detection method of being convenient to operate.
Summary of the invention
The objective of the invention is to, a kind of gesture detecting method of Trackpad is provided, it can avoid interference of noise.
In order to realize described purpose, the gesture detecting method of a kind of Trackpad of the present invention comprises the following steps:
Confirm that an object touches described Trackpad;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad; And
If described time departure greater than a reference time, is then sent one second hand signal.
Wherein, the described affirmation object step of touching described Trackpad comprises the following steps: to detect the induction amount of described Trackpad; And during greater than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of increase in one first reference time, represent that described object touches described Trackpad.
The described step of judging whether object moves on described Trackpad comprises the following steps:
Detect the induction amount of described Trackpad; And
Calculate the variable quantity of described induction amount;
If in one first reference time, described induction amount on one first direction of described object is kept the trend of increase, and the described induction amount on the second direction opposite with described first direction represents that described object moves when keeping the trend of minimizing on described Trackpad.
The step that described affirmation object leaves described Trackpad comprises the following steps:
Detect the induction amount of described Trackpad; And
During less than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of minimizing in one first reference time, represent that described object leaves described Trackpad.
The described first gesture signal packet is drawn together button and is being pressed signal.
The described second gesture signal packet is drawn together button and is decontroled signal.
In order to realize described purpose, the gesture detecting method of another kind of Trackpad of the present invention comprises the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad for the first time;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object moves, then calculate the positional information of described object on described Trackpad;
Safeguard described first hand signal, producing one second hand signal, and
Confirm that described object leaves described Trackpad for the second time, to finish described second hand signal.
The gesture detecting method of another kind of Trackpad of the present invention comprises the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad for the first time;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object moves, then calculate the positional information of described object on described Trackpad;
Safeguard described first hand signal, to produce one second hand signal;
Confirm that described object leaves described Trackpad for the second time; And
Send one the 3rd hand signal, to finish described second hand signal.
The gesture detecting method of another kind of Trackpad of the present invention comprises the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the second time on described Trackpad;
Send one second hand signal, to finish described first hand signal; And
Send one the 3rd hand signal.
The gesture detecting method of another kind of Trackpad of the present invention comprises the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the second time on described Trackpad;
Send one second hand signal, to finish described first hand signal;
Send one the 3rd hand signal; And
Send one the 4th hand signal, to finish described the 3rd hand signal.
Described the 4th hand signal comprises button relieving signal.
According to the gesture detecting method of Trackpad of the present invention, touch described Trackpad, leave described Trackpad or the operation of on described Trackpad, moving etc., to detect various gesture by object.
Beneficial effect of the present invention is, utilize the variation of induction amount and pass through to judge whether object moves on Trackpad, confirm various gesture operations on Trackpad, produce erroneous judgement except avoiding being subjected to noise, more improved because clear and definite inadequately in operational action, cause the shortcoming that Trackpad can't identification, increase the convenience on using.
Description of drawings
Fig. 1 is the existing two-dimensional capacitive touch control plate;
Fig. 2 is the graph of a relation of induction amount and position on the Trackpad of Fig. 1;
Fig. 3 shows the variation of induction amount;
Fig. 4 shows the variation of the long-pending amount of induction amount;
Fig. 5 for the induction amount greater than critical value th after detected induction quantitative changeization;
Fig. 6 is the difference of twice induction amount among Fig. 5;
Fig. 7 shows a detection signal;
Fig. 8 for the induction amount less than critical value th after detected induction quantitative changeization;
Fig. 9 is the difference of twice induction amount among Fig. 8;
Figure 10 shows a detection signal;
Figure 11 shows that object is by the static variation of induction amount when being moved to the left;
Figure 12 is the difference of twice induction amount among Figure 11;
Figure 13 shows a detection signal and an output signal;
Figure 14 shows a detection signal and an output signal;
Figure 15 shows a detection signal and an output signal;
Figure 16 shows a detection signal and an output signal;
Figure 17 shows a detection signal and an output signal.
The primary clustering symbol description:
100 Trackpads, 102 panels
104 Y-axis inductive layers, 106 insulation courses
108 X-axis inductive layers, 110 base plates
112 fingers, 200 these detected induction discharge curves
Once detected induction discharge curve before 202
204 detection signals, 210 these detected induction discharge curves
Once detected induction discharge curve before 212
214 detection signals, 220 these detected induction discharge curves
Once detected induction discharge curve before 222
310 detection signals, 320 output signals
322 hand signals, 324 hand signals
330 detection signals, 340 output signals
342 hand signals, 344 hand signals
346 hand signals, 350 detection signals
360 output signals, 362 hand signals
364 hand signals, 366 hand signals
368 hand signals, 370 hand signals
Embodiment
Detection method of the present invention does not need to rely on the improvement of hardware detecting circuit, just can improve the resistivity of noise, and can distinguish multiple gesture.
Confirm the detection method of object touching:
Fig. 5 shows detected induction quantitative changeization after the induction amount is greater than critical value th, and wherein curve 200 is this detected induction amount, and curve 202 is preceding once detected induction amount.Fig. 6 is the difference of twice induction amount among Fig. 5, and Fig. 7 shows a detection signal 204.With reference to Fig. 5, Fig. 6 and Fig. 7, during induction amount on detecting Trackpad, when detected induction amount greater than critical value th, as shown in Figure 5, detection signal 204 transfers high levle to by low level, as shown in Figure 7, then in time T
DownDetectThe interior induction amount that continues to detect on the described Trackpad, and detected induction amount 200 deducts previous sensed quantity 202 each time, obtains an induction amount difference dV, as shown in Figure 6, if in time T
DownDetectIn, resulting induction amount difference dV be on the occasion of, expression has object touching Trackpad.
Confirm the detection method that object leaves:
Fig. 8 shows detected induction quantitative changeization after the induction amount is less than critical value th, and wherein curve 210 is this detected induction amount, and curve 212 is preceding once detected induction amount.Fig. 9 is the difference of twice induction amount among Fig. 8.Figure 10 shows a detection signal 214.With reference to Fig. 8,9 and 10, behind object touching Trackpad, in case detect the induction amount less than critical value th, as shown in Figure 8, detection signal 214 transfers low level to by high levle, as shown in figure 10, and then in time T
LiftDetectThe interior lasting described induction amount that detects, and detected induction amount 210 deducts previous sensed quantity 212 each time, obtains an induction amount difference dV, as shown in Figure 9, if in time T
LiftDetectIn, resulting induction amount difference dV is negative value, and the expression object leaves Trackpad.
Confirm the detection method that object moves:
Moving of object must process be confirmed, otherwise noise or object have slight shake, might cause the erroneous judgement of object position, influences cursor and produces misoperation.Figure 11 shows the variation of induction amount when object is moved to the left, and wherein curve 220 is these detected induction amounts, and curve 222 is preceding once detected induction amounts.Figure 12 is the difference of twice induction amount among Figure 11.With reference to Figure 11 and 12, after confirming object touching Trackpad, the difference dV of the induction amount on the detection Trackpad and detected each time induction amount 220 of calculating and preceding once detected induction amount 222 is if the induction amount difference dV of described object left is at reference time T
MovingDetectIn keep the trend of increase, and keep the trend of minimizing at right-hand induction amount difference dV, shown in Figure 11 and 12, the expression object moves to left by leaving standstill beginning, otherwise, when the induction amount difference dV of described object left at reference time T
MovingDetectIn keep the trend of minimizing, and when right-hand induction amount difference dV kept the trend of increase, the expression object moved to right-hand.
Click the detection method of gesture (Tap Gesture):
Figure 13 shows a detection signal 310 and an output signal 320, and output signal 320 comprises hand signal 322 and 324.When detecting object touching Trackpad, detection signal 310 transfers high levle to by low level, as shown in figure 13, after determining to meet " detection method of confirming the object touching ", judge according to " confirming the detection method that object moves " whether described object moves on described Trackpad, if described object has mobile on described Trackpad, then be judged to be mobile gesture, if described object is not judged to be mobile gesture on this Trackpad, then leave described Trackpad detecting described object, detection signal 310 transfers low level to by high levle, when determining to meet " confirming the detection method that object leaves ", send hand signal 322 (for example button is being pressed signal), calculate the time departure that described object leaves described Trackpad, if time departure is greater than a reference time T
Tap, then send hand signal 324 (for example button relieving signal).
The detection method of towing gesture (Drag Gesture):
Figure 14 shows a detection signal 330 and an output signal 340, and output signal 340 comprises hand signal 342 and 344.When detecting an object and touch Trackpad for the first time, detection signal 330 transfers high levle to by low level, as shown in figure 14, after determining to meet " detection method of confirming the object touching ", judge according to " confirming the detection method that object moves " whether described object moves on described Trackpad, if described object has mobile on described Trackpad, then be judged to be mobile gesture, if described object is not judged to be mobile gesture on described Trackpad, then leave described Trackpad for the first time detecting described object, detection signal 330 transfers low level to by high levle, when determining to meet " confirming the detection method that object leaves ", initialization hand signal 342 (for example button is pressing signal or button pressing and the null signal of object displacement), calculate the time departure that described object leaves described Trackpad, if time departure is less than a reference time T
DragDetect described object again and touch described Trackpad for the second time, detection signal 330 transfers high levle to by low level once more, after determining to meet " detection method of confirming the object touching ", judge according to " confirming the detection method that object moves " whether described object moves on described Trackpad, if described object moves on described Trackpad, the positional information of then calculating described object produces hand signal 344 (for example button is being pressed the composition signal with positional information), leave described Trackpad for the second time up to detecting described object, detection signal 330 transfers low level to by high levle, and finishes hand signal 344 when determining to meet " confirming the detection method that object leaves ".In different embodiment, as shown in figure 15, output signal 340 comprises hand signal 342,344 and 346, leave described Trackpad for the second time detecting described object, detection signal 330 transfers low level to by high levle, and sends hand signal 346 (for example button relieving signal) to finish hand signal 344 when determining to meet " confirming the detection method that object leaves ".Typically, positional information can be an absolute coordinates, it also can be the rate of travel of relative coordinate or described object, wherein, absolute coordinates is to be the coordinate figure that fixed origin was produced with a fixed position (for example central point of described Trackpad or a corner), relative coordinate is to be the coordinate figure that reference origin was produced with a relative position (for example described object just bumps the position of described Trackpad), and rate of travel is the amount of movement with respect to described reference origin.
Double-click the detection method of gesture (Double Tap Gesture):
Figure 16 shows a detection signal 350 and an output signal 360, and output signal 360 comprises hand signal 362,364 and 366.When detecting an object and touch Trackpad for the first time, detection signal 350 transfers high levle to by low level, as shown in figure 16, after determining to meet " detection method of confirming the object touching ", judge according to " confirming the detection method that object moves " whether described object moves on described Trackpad, if described object has mobile on described Trackpad, then be judged to be mobile gesture, if described object is not judged to be mobile gesture on described Trackpad, then leave described Trackpad for the first time detecting described object, detection signal 350 transfers low level to by high levle, when determining to meet " confirming the detection method that object leaves ", send hand signal 362 (for example button is being pressed signal), calculate the time departure that described object leaves described Trackpad, if time departure is less than a reference time T
DoubleTapDetect again and touch for the second time this Trackpad, detection signal 350 transfers high levle to by low level once more, after determining to meet " detection method of confirming the object touching ", judge according to " confirming the detection method that object moves " whether described object moves on described Trackpad, if described object does not move on described Trackpad, then leave described Trackpad for the second time detecting described object, detection signal 350 transfers low level to by high levle, and after determining to meet " confirming the detection method that object leaves ", send hand signal 364 (for example button relieving signal) to finish hand signal 362, send hand signal 366 (for example button is being pressed the composition signal of decontroling with button) subsequently.In different embodiment, as shown in figure 17, output signal 360 comprises hand signal 362,364,368 and 370, behind hand signal 368 (for example button is being pressed signal), sends hand signal 370 (for example button relieving signal) to finish hand signal 368.
In each above-mentioned embodiment, utilize the variation of induction amount and pass through to judge whether object moves on Trackpad, confirm various gesture operations on Trackpad, produce erroneous judgement except avoiding being subjected to noise, more improved because clear and definite inadequately in operational action, cause the shortcoming that Trackpad can't identification, increase the convenience on using.
Above embodiment only is used to illustrate the present invention, but not is used to limit the present invention.
Claims (39)
1. the gesture detecting method of a Trackpad is characterized in that comprising the following steps:
Confirm that an object touches described Trackpad;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad; And
If described time departure greater than a reference time, is then sent one second hand signal.
2. method according to claim 1 is characterized in that: the step that described affirmation object is touched described Trackpad comprises the following steps:
Detect the induction amount of described Trackpad; And
During greater than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of increase in one first reference time, represent that described object touches described Trackpad.
3. method according to claim 1 is characterized in that: the described step of judging whether object moves on described Trackpad comprises the following steps:
Detect the induction amount of described Trackpad; And
Calculate the variable quantity of described induction amount;
Wherein, if in one first reference time, described induction amount on one first direction of described object is kept the trend of increase, and the described induction amount on the second direction opposite with described first direction represents that described object moves when keeping the trend of minimizing on described Trackpad.
4. method according to claim 1 is characterized in that: the step that described affirmation object leaves described Trackpad comprises the following steps:
Detect the induction amount of described Trackpad; And
During less than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of minimizing in one first reference time, represent that described object leaves described Trackpad.
5. method according to claim 1 is characterized in that: the described first gesture signal packet is drawn together button and is being pressed signal.
6. method according to claim 1 is characterized in that: the described second gesture signal packet is drawn together button and is decontroled signal.
7. the gesture detecting method of a Trackpad is characterized in that comprising the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad for the first time;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object moves, then calculate the positional information of described object on described Trackpad;
Safeguard described first hand signal, producing one second hand signal, and
Confirm that described object leaves described Trackpad for the second time, to finish described second hand signal.
8. method according to claim 7 is characterized in that the step of confirming the described object first time and touching described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During greater than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of increase in one first reference time, represent that described object touches described Trackpad.
9. method according to claim 7 is characterized in that the first time and judge that the step whether object moves comprises the following steps: for the second time on described Trackpad
Detect the induction amount of described Trackpad; And
Calculate the variable quantity of described induction amount;
Wherein, if in one first reference time, described induction amount on one first direction of described object is kept the trend of increase, and the described induction amount on the second direction opposite with described first direction represents that described object moves when keeping the trend of minimizing on described Trackpad.
10. method according to claim 7 is characterized in that, confirm described object for the first time and the step of leaving described Trackpad for the second time comprise the following steps:
Detect the induction amount of described Trackpad; And
During less than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of minimizing in one first reference time, represent that described object leaves described Trackpad.
11. method according to claim 7 is characterized in that: the described first gesture signal packet is drawn together button and is being pressed signal or button pressing and the null signal of object amount of movement.
12. method according to claim 7 is characterized in that: the described second gesture signal packet is drawn together the composition signal that button is being pressed signal and described positional information.
13. method according to claim 7 is characterized in that: described positional information comprises absolute coordinates or relative coordinate.
14. method according to claim 7 is characterized in that: described positional information comprises the rate of travel of described object.
15. the gesture detecting method of a Trackpad is characterized in that comprising the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad for the first time;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object moves, then calculate the positional information of described object on described Trackpad;
Safeguard described first hand signal, to produce one second hand signal;
Confirm that described object leaves described Trackpad for the second time; And
Send one the 3rd hand signal, to finish described second hand signal.
16. method according to claim 15 is characterized in that the step of confirming the described object first time and touching described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During greater than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of increase in one first reference time, represent that described object touches described Trackpad.
17. method according to claim 15 is characterized in that the first time and judge that the step whether object moves comprises the following steps: for the second time on described Trackpad
Detect the induction amount of described Trackpad; And
Calculate the variable quantity of described induction amount;
Wherein, if in one first reference time, described induction amount on one first direction of described object is kept the trend of increase, and the described induction amount on the second direction opposite with described first direction represents that described object moves when keeping the trend of minimizing on described Trackpad.
18. method according to claim 15 is characterized in that the step of confirming the described object first time and leaving described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During less than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of minimizing in one first reference time, represent that described object leaves described Trackpad.
19. method according to claim 15 is characterized in that: the described first gesture signal packet is drawn together button and is being pressed signal.
20. method according to claim 15 is characterized in that: the described first gesture signal packet draws together that button is being pressed and the null signal of described object amount of movement.
21. method according to claim 15 is characterized in that: the described second gesture signal packet is drawn together the composition signal that button is being pressed signal and described positional information.
22. method according to claim 15 is characterized in that: described the 3rd hand signal comprises button relieving signal.
23. method according to claim 15 is characterized in that: described positional information comprises absolute coordinates or relative coordinate.
24. method according to claim 15 is characterized in that: described positional information comprises the rate of travel of described object.
25. the gesture detecting method of a Trackpad is characterized in that comprising the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the second time on described Trackpad;
Send one second hand signal, to finish described first hand signal; And
Send one the 3rd hand signal.
26. method according to claim 25 is characterized in that the step of confirming the described object first time and touching described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During greater than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of increase in one first reference time, represent that described object touches described Trackpad.
27. method according to claim 25 is characterized in that judging that the step whether object moves comprises the following steps: on described Trackpad
Detect the induction amount of described Trackpad; And
Calculate the variable quantity of described induction amount;
Wherein, if in one first reference time, described induction amount on one first direction of described object is kept the trend of increase, and the described induction amount on the second direction opposite with described first direction represents that described object moves when keeping the trend of minimizing on described Trackpad.
28. method according to claim 25 is characterized in that the step of confirming the described object first time and leaving described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During less than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of minimizing in one first reference time, represent that described object leaves described Trackpad.
29. method according to claim 25 is characterized in that: the described first gesture signal packet is drawn together button and is being pressed signal.
30. method according to claim 25 is characterized in that: the described second gesture signal packet is drawn together button and is decontroled signal.
31. method according to claim 25 is characterized in that: described the 3rd hand signal comprises that button pressing the composition signal of decontroling with button.
32. the gesture detecting method of a Trackpad is characterized in that comprising the following steps:
Confirm that an object touches described Trackpad for the first time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the first time on described Trackpad;
Send one first hand signal;
Calculate the time departure that described object leaves described Trackpad;
If described time departure, is then confirmed described object less than a reference time and is touched described Trackpad for the second time;
Judge whether described object moves on described Trackpad;
If described object does not move, confirm that then described object leaves described Trackpad for the second time on described Trackpad;
Send one second hand signal, to finish described first hand signal;
Send one the 3rd hand signal; And
Send one the 4th hand signal, to finish described the 3rd hand signal.
33. method according to claim 32 is characterized in that the step of confirming the described object first time and touching described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During greater than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of increase in one first reference time, represent that described object touches described Trackpad.
34. method according to claim 32 is characterized in that judging that the step whether object moves comprises the following steps: on described Trackpad
Detect the induction amount of described Trackpad; And
Calculate the variable quantity of described induction amount;
Wherein, if in one first reference time, described induction amount on one first direction of described object is kept the trend of increase, and the described induction amount on the second direction opposite with described first direction represents that described object moves when keeping the trend of minimizing on described Trackpad.
35. method according to claim 32 is characterized in that the step of confirming the described object first time and leaving described Trackpad for the second time comprises the following steps:
Detect the induction amount of described Trackpad; And
During less than a critical value, calculate the variable quantity of described induction amount in described induction amount;
Wherein, if described induction amount is kept the trend of minimizing in one first reference time, represent that described object leaves described Trackpad.
36. method according to claim 32 is characterized in that: the described first gesture signal packet is drawn together button and is being pressed signal.
37. method according to claim 32 is characterized in that: the described second gesture signal packet is drawn together button and is decontroled signal.
38. method according to claim 32 is characterized in that: described the 3rd hand signal comprises that button pressing signal.
39. method according to claim 32 is characterized in that: described the 4th hand signal comprises button relieving signal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100851404A CN100388175C (en) | 2005-07-21 | 2005-07-21 | Gesture detecting method for touch control panel |
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| CNB2005100851404A CN100388175C (en) | 2005-07-21 | 2005-07-21 | Gesture detecting method for touch control panel |
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| CN1900889A true CN1900889A (en) | 2007-01-24 |
| CN100388175C CN100388175C (en) | 2008-05-14 |
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| CNB2005100851404A Ceased CN100388175C (en) | 2005-07-21 | 2005-07-21 | Gesture detecting method for touch control panel |
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| CN (1) | CN100388175C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102945097A (en) * | 2012-11-22 | 2013-02-27 | 广东欧珀移动通信有限公司 | Method and system for anti-interference of touch screen |
| CN103838417A (en) * | 2012-11-23 | 2014-06-04 | 义隆电子股份有限公司 | Manufacturing method of touch panel with function keys, interference judging method and touch device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5880411A (en) * | 1992-06-08 | 1999-03-09 | Synaptics, Incorporated | Object position detector with edge motion feature and gesture recognition |
| JPH06259188A (en) * | 1993-03-10 | 1994-09-16 | Sharp Corp | Output controller for track ball |
| CN1280692C (en) * | 2003-12-04 | 2006-10-18 | 陞达科技股份有限公司 | Method of identifying drag gesture and controller |
| CN1323343C (en) * | 2003-12-12 | 2007-06-27 | 陞达科技股份有限公司 | Method for identifying single clicking action and controller |
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2005
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102945097A (en) * | 2012-11-22 | 2013-02-27 | 广东欧珀移动通信有限公司 | Method and system for anti-interference of touch screen |
| CN103838417A (en) * | 2012-11-23 | 2014-06-04 | 义隆电子股份有限公司 | Manufacturing method of touch panel with function keys, interference judging method and touch device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100388175C (en) | 2008-05-14 |
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