TOUCH SCREEN RESPONSE METHOD AND DEVICE

• US 20110157042A1
• Filed: 12/07/2010
• Published: 06/30/2011
• Est. Priority Date: 12/31/2009
• Status: Active Grant

• Current Assignee: Shenzhen Mindray Bio-Medical Electronics Co., Ltd. (Excelsior Union Ltd.)
• Original Assignee: Shenzhen Mindray Bio-Medical Electronics Co., Ltd. (Excelsior Union Ltd.)
• Inventors: Li, Qiang, Lin, Jieying, Tao, Qinglin, Liang, Liming, Guo, Yanmei
• Granted Patent: US 9,152,268 B2
• Time in Patent Office: Days
• US Class Current: 345/173
• CPC Class Codes: G06F 3/0416 Control or interface arrangements specially adapted for digitisers
• CPC Class Codes: G06F 3/0488 using a touch-screen or digitiser, e.g. input of commands through traced gestures

Abstract

A device and method are provided for increasing touch screen response.

Claims

1. A touch screen response method, comprising:

acquiring a touch;

acquiring option buttons according to the acquired touch;

calculating a possibility of being selected of each option button by using a preset correlation quantity corresponding to each option button, wherein the correlation quantity comprises a calculation coefficient; and

selecting a button having a maximum possibility of being selected.

2. The touch screen response method according to claim 1, wherein

after the step of selecting the button having the maximum possibility of being selected, the method further comprises:

changing and storing the correlation quantity of the button having the maximum possibility of being selected.

3. The touch screen response method according to claim 2, wherein

the correlation quantity comprises a shape, a size, or a position of a button or a position of a representative point.

4. The touch screen response method according to claim 1, wherein

after the step of calculating the possibility of being selected of each option button, the method further comprises:

selecting no button when a plurality of buttons having the maximum possibility of being selected exists or when a difference between a possibility of being selected of at least a button and the maximum possibility of being selected of the button is within a preset range;

5. The touch screen response method according to claim 1, wherein

after the step of calculating the possibility of being selected of each option button, the method further comprises:

re-calculating the possibility of being selected by using another method for calculating a possibility of being selected when a plurality of buttons having the maximum possibility of being selected exists or when a difference between a possibility of being selected of at least a button and the maximum possibility of being selected of the button is within a preset range.

6. The touch screen response method according to claim 1, wherein

after the step of acquiring the touch, the method further comprises:

if the touch generates a click, determining whether the click falls in any button, and selecting the button if yes;

7. The touch screen response method according to claim 1, wherein

after the step of acquiring the touch, the method further comprises:

if the touch generates a touch region, determining whether only one button exists in the touch region, and selecting the button if yes.

8. The touch screen response method according to claim 1, wherein

the step of acquiring the touch comprises acquiring a touch region, and wherein acquiring a touch region comprises:

when a touch of a user generates a region, acquiring the region as a touch region; and

when the touch of the user generates a click, acquiring the click generated by the touch of the user, and generating a touch region according to a click point;

the step of acquiring the option buttons comprises;

acquiring buttons each having an overlap portion with the touch region as option buttons;

the correlation quantity corresponding to each button comprises;

a preset area calculation coefficient; and

the step of calculating the possibility of being selected of each option button comprises;

calculating a function value of a preset first function, wherein variables in the first function comprise the preset area calculation coefficient, and further comprise an area of an overlap portion between the option button and the touch region, and/or a proportion of the area of the overlap portion between the option button and the touch region in the button area.

9. The touch screen response method according to claim 1, wherein

the step of acquiring the touch is comprises acquiring a click point, and wherein acquiring a click point comprises:

when a touch of the user generates a region, acquiring a center of the region as a click point; and

when the touch of the user generates a click, acquiring a click point generated from the touch of the user;

the step of acquiring the option buttons comprises;

acquiring buttons each having a distance between a representative point of the button and the click point within a preset range as option buttons;

the correlation quantity corresponding to each button comprises;

a preset distance calculation coefficient; and

the step of calculating the possibility of being selected of each option button comprises;

calculating a function value of a preset first function, wherein variables in the first function at least comprise the preset distance calculation coefficient and a distance between a representative point of the option button and a click point.

10. The touch screen response method according to claim 1, wherein

the step of acquiring the touch comprises acquiring a touch region, and wherein acquiring a touch region comprises:

when a touch of the user generates a region, acquiring the region as a touch region, wherein a center of the region serves as a click point; and

when the touch of the user generates a click, acquiring the click generated by the touch of the user, and generating a touch region according to a click point;

the step of acquiring the option buttons comprises;

acquiring buttons each having an overlap portion with the touch region as option buttons and/or acquiring buttons each having a distance between a representative point of the button and the click point within a preset range as option buttons;

the correlation quantity corresponding to each button comprises;

a preset area calculation coefficient and a preset distance calculation coefficient; and

the step of calculating the possibility of being selected of each option button comprises;

calculating a function value of a preset first function, wherein variables of the first function comprise at least two of;

the preset area calculation coefficient, the preset distance calculation coefficient, an area of an overlap portion between the option button and the touch region, a proportion of the area of the overlap portion between the option button and the touch region in the button area, and a distance between the representative point of the option button and the click point.

11. The touch screen response method according to claim 8, comprising:

selecting buttons in a window at an uppermost layer as option buttons among all windows where buttons each having an overlap portion with the touch region are located.

12. The touch screen response method according claim 8, comprising:

selecting buttons in a window at an uppermost layer as option buttons among all windows where buttons each having a distance between a representative point of the button and the click point are within the preset range.

13. The touch screen response method according claim 8, wherein

after the step of selecting the button having the maximum possibility of being selected, the method further comprises:

changing and storing the area calculation coefficient and/or the distance calculation coefficient of the button having the maximum possibility of being selected.

14. The touch screen response method according to claim 13, wherein

a method of changing the area calculation coefficient and/or the distance calculation coefficient comprises:

15. The touch screen response method according to claim 8, wherein

a method of generating the touch region according to the click point comprises:

generating a touch region according to a distance and/or a size of a button near the click point;

or,

generating a square touch region using the click point as a center;

or,

generating a circular touch region using the click point as a center of the circle;

or

generating a first touch region according to the click point, determining whether the generated touch region satisfies a preset first condition, and generating a second touch region if not, determining whether the second touch region satisfies a preset condition of stopping generating a touch region, and continuing to generate a touch region if not until the preset condition of stopping generating the touch region is satisfied, and selecting one of the generated touch regions as a touch region.

16. The touch screen response method according to claim 15, wherein

after the step of selecting the button having the maximum possibility of being selected, the method further comprises:

changing and storing the method of generating the touch region, and the changed method of generating the touch region is used as a method of generating a touch region for a next touch.

17. A touch screen response device, comprising:

a touch acquisition module, configured to acquire a touch;

an option button acquisition module, configured to acquire option buttons according to the acquired touch;

a possibility-of-being-selected calculation module, configured to calculate a possibility of being selected of each option button by using a preset correlation quantity corresponding to each option button, wherein the correlation quantity comprises a calculation coefficient; and

a button selection module, configured to select a button having a maximum possibility of being selected.

18. The touch screen response device according to claim 17, further comprising:

a correlation quantity changing module, configured to change and store the correlation quantity of the button having the maximum possibility of being selected.

19. The touch screen response device according to claim 18, wherein

the correlation quantity comprises a shape, a size, or a position of the button or a position of a representative point.

20. The touch screen response device according to claim 17, wherein

the possibility-of-being-selected calculation module is further configured to re-calculate a possibility of being selected by using another method of calculating a possibility of being selected when a plurality of buttons having the maximum possibility of being selected exists or a difference between a possibility of being selected of at least a button and the maximum possibility of being selected of the button is within a preset range.

21. The touch screen response device according to claim 17, further comprising:

a button directly selecting module, configured to;

if the touch generates a click, determining whether the click falls within a random button, and selecting the button if yes;

or,

if the touch generates a touch region, determining whether only one button exists in the touch region, and selecting the button if yes.

22. The touch screen response device according to claim 17, wherein

the touch acquisition module is configured to acquire a touch region, comprising:

when a touch of a user generates a region, acquiring the region as a touch region;

when the touch of the user generates a click, acquiring the click generated by the touch of the user, and generating a touch region according to a click point;

the option button acquisition module is configured to;

acquire buttons each having an overlap portion with the touch region as option buttons;

the correlation quantity corresponding to each button specifically comprises;

a preset area calculation coefficient; and

the possibility-of-being-selected calculation module is specifically configured to;

calculate a preset function value of a first function, wherein variables in the first function comprise a preset area calculation coefficient, and further comprise an area of an overlap portion between the option button and the touch region, and/or a proportion of the area of the overlap portion between the option button and the touch region in the button area.

23. The touch screen response device according to claim 17, wherein

the touch acquisition module is specifically configured to acquire a click point, comprising:

when a touch of a user generates a region, acquiring a center of the region as the click point; and

when the touch of the user generates a click, acquiring a click point generated by the touch of the user;

the option button acquisition module is specifically configured to;

acquire buttons each having a distance between a representative point of the button and the click point within a preset range as option buttons;

the correlation quantity corresponding to each button specifically comprises;

a preset distance calculation coefficient; and

the possibility-of-being-selected calculation module is specifically configured to;

calculate a preset function value of a first function, wherein variables in the first function at least comprise a preset distance calculation coefficient and a distance between the representative point of the option button and the click point.

24. The touch screen response device according to claim 17, wherein

the touch acquisition module is specifically configured to:

when a touch of a user generates a region, acquire the region as a touch region and a center of the region as a click point; and

when the touch of the user generates a click, acquire the click generated by the touch of the user, and generate a touch region according to the click point;

the option button acquisition module is specifically configured to;

acquire buttons each having an overlap portion with the touch region as option buttons and/or acquire buttons each having a distance between a representative point of the button and the click point within a preset range as option buttons;

the correlation quantity corresponding to each button specifically comprises;

a preset area calculation coefficient and a preset distance calculation coefficient; and

the possibility-of-being-selected calculation module is specifically configured to;

calculate a preset function value of a first function, wherein variables in the first function comprise at least two of;

the preset area calculation coefficient, the preset distance calculation coefficient, an area of an overlap portion between the option button and the touch region, a proportion of the area of the overlap portion between the option button and the touch region in the button area, and a distance between the representative point of the option button and the click point.

25. The touch screen response device according to claim 22, wherein

for the option buttons, buttons in a window at an uppermost layer are selected as option buttons among all windows where buttons each having an overlap portion with the touch region are located;

and/or

for the option buttons, buttons in a window at an uppermost layer are selected as option buttons among all windows where buttons each having a distance between a representative point of the button and the click point are within the preset range.

26. The touch screen response device according to claim 22, further comprising:

a correlation quantity changing module, configured to change and store the area calculation coefficient and/or the distance calculation coefficient of the button having the maximum possibility of being selected.

27. A touch screen system, comprising a main control unit, a touch screen, a touch screen control unit, and a storage, wherein the main control unit is configured to perform data calculation and processing;

the storage is usually configured to store an operating system, software programs, and data;

the touch screen and the control unit thereof are configured to provide a man-machine interface and display drivers; and

the main control unit acquires a touch generated by an operation of a user through processing steps stored in the storage, obtains option buttons according to the touch, calculates a possibility of being selected of each option button by using a preset correlation quantity corresponding to each option button and comprising a calculation coefficient, and selects a button having a maximum possibility of being selected.

28. A non-transitory computer-readable medium comprising program code for causing a computer to perform a method comprising:

acquiring a touch;

acquiring option buttons according to the acquired touch;

calculating a possibility of being selected of each option button by using a preset correlation quantity corresponding to each option button, wherein the correlation quantity comprises a calculation coefficient; and

selecting a button having a maximum possibility of being selected.