Touch input determining method which can determine if the touch input is valid or not valid and electronic apparatus applying the method

• US 9,665,162 B2
• Filed: 01/26/2015
• Issued: 05/30/2017
• Est. Priority Date: 03/25/2014
• Status: Active Grant

• Current Assignee: HTC Corporation
• Original Assignee: HTC Corporation
• Inventors: Chueh, Hsin-Ti, Chen, Chia-Wei, Chin, Ssu-Po, Saxena, Abhishek, Pan, Sheng-Yang, Chou, Chien-Lung, Fan, Chun-Hao
• Primary Examiner(s): DICKE, CHAD M
• Application Number:
  US14/604,758
• Publication Number:
  US 20150277539A1
• Time in Patent Office: 855 Days
• Field of Search: 345173-178, 178 1801- 2001
• CPC Class Codes: G06F 1/3206 Monitoring of events, devices or parameters that trigger a change in power modality
• CPC Class Codes: G06F 1/3218 of display devices
• CPC Class Codes: G06F 1/3262 Power saving in digitizer or tablet
• CPC Class Codes: G06F 3/0346 with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
• CPC Class Codes: G06F 3/04186 Touch location disambiguation
• CPC Class Codes: G06F 3/04883 for inputting data by handwriting, e.g. gesture or text
• CPC Class Codes: G09G 2330/021 Power management, e.g. power saving
• CPC Class Codes: G09G 2354/00 Aspects of interface with display user
• CPC Class Codes: G09G 5/003 Details of a display terminal, the details relating to the control arrangement of the display terminal and to the interfaces thereto specific for a CRT G09G1/165; for a flat panel G09G3/2092
• CPC Class Codes: Y02D 30/50 in wire-line communication networks, e.g. low power modes or reduced link rate

Abstract

A touch input determining method applied to an electronic apparatus with a touch sensing device, which comprises: (a) determining a size for a region of the touch sensing device that an object provides at least one touch input to; (b) if the size is larger than or equals to a first predetermined value, not determining the touch input is a valid touch input; and (c) if the size is smaller than or equals to a second predetermined value, not determining the touch input is a valid touch input, wherein the second predetermined value is smaller than the first predetermined value.

Claims

1. A touch input determining method applied to an electronic apparatus with a main controller for performing a predetermined function based on at least one touch input, a sub-controller for computing a tilt angle of the electronic apparatus, an environment sensing device, a touch sensing device and a display, wherein the method is performed when the main controller is in a sleep mode, the display is off and the touch sensing device is off, comprising:

applying the sub-controller to compute the tilt angle of the electronic apparatus according to an environment parameter received from the environment sensing device while the main controller is in the sleep mode;

applying the sub-controller used to compute the tilt angle to activate the touch sensing device without turning on the display if the tilt angle falls in a predetermined angle range, while the main controller is in a sleep mode;

determining a size of a region on the touch sensing device that an object provides the at least one touch input to;

keeping the display off if the sub-controller determines the size is larger than a first predetermined value or if the sub-controller determines the size is smaller than a second predetermined value, wherein the second predetermined value is smaller than the first predetermined value; and

the sub-controller waking the main controller from the sleep mode and activating the main controller to turn on the display and to control the electronic apparatus to perform the predetermined function according to a gesture formed by the touch input if the size is smaller than the first predetermined value and larger than the second predetermined value.

2. The touch input determining method of claim 1, further comprising:

determining a distance between two of the touch inputs; and

not determining the two of the touch inputs are valid touch inputs if the distance is larger than or equals to a third predetermined value.

3. The touch input determining method of claim 2, further comprising:

determining a position of the touch sensing device that the object provides the touch input to; and

not determining the touch input is a valid touch input if the position is in a predetermined edge area of the touch sensing device.

4. The touch input determining method of claim 3, further comprising:

determining at least one total touch time period for the touch input; and

not determining the touch input is a valid touch input if the total touch time period is larger or equals to a fourth predetermined value.

5. The touch input determining method of claim 4, further comprising:

determining if the touch input form a possible double touch input or a possible swipe touch input; and

determining if the touch input is a valid touch input according to which one of the possible double touch input or the possible swipe touch input does the touch input form.

6. The touch input determining method of claim 5, further comprising:

determining a number of the touch inputs; and

not determining the touch inputs are valid touch inputs if the number is larger or equals to a fifth predetermined value.

7. The touch input determining method of claim 6, further comprising:

determining a touch input length of the touch input; and

not determining the touch input is a valid touch input if the touch input length is larger than or equals to a sixth predetermined value.

8. The touch input determining method of claim 7, wherein the step of determining a number of the touch inputs and the step of not determining the touch inputs are valid touch inputs if the number is larger or equals to a fifth predetermined value are performed before the step of determining a touch input length of the touch input and the step of not determining the touch input is a valid touch input if the touch input length is larger than or equals to a sixth predetermined value.

9. The touch input determining method of claim 8, wherein the touch input determining method further comprises:

detecting a temperature variation of the touch sensing device; and

determining if the touch sensing device should activate with a calibration for a touch sensing level or not according to the temperature variation.

10. The touch input determining method of claim 1, wherein the touch input forms a gesture which slides from down to top, and the predetermined function is:

the display is turned on and the electronic apparatus backs to a home scene.

11. The touch input determining method of claim 1, wherein the touch input forms a gesture which slides from right to left, and the predetermined function is:

the display is turned on and the electronic apparatus launches a dialer program.

12. The touch input determining method of claim 1, wherein the touch input forms a gesture which slides from left to right, and the predetermined function is:

the display is turned on and the electronic apparatus launches a web browser program.

13. The touch input determining method of claim 1, wherein the touch input forms a gesture which continuously taps, and the predetermined function is:

the display is turned on.

14. An electronic apparatus with a touch input determining mechanism, comprising:

an environment sensing device;

a display;

a touch sensing device; and

a processing module, comprising;

a main controller, configured to perform a predetermined function based on at least one touch input;

a sub-controller, configured to compute a tilt angle of the electronic apparatus according to an environment parameter received from the environment sensing device while the main controller is in a sleep mode, and configured to compute the tilt angle to activate the touch sensing device without turning on the display if the tilt angle falls in a predetermined angle range, while the main controller is in the sleep mode;

wherein the processing module is further configured to perform following steps when the display is off;

determining a size of a region on the touch sensing device that an object provides the at least one touch input to;

wherein the processing module keeps the display off if the sub-controller determines the size is larger than a first predetermined value or if the sub-controller determines the size is smaller than a second predetermined value, wherein the second predetermined value is smaller than the first predetermined value;

wherein the sub-controller wakes the main controller from the sleep mode and activates the main controller to turn on the display and to control the electronic apparatus to perform the predetermined function according to a gesture formed by the touch input if the size is smaller than the first predetermined value and larger than the second predetermined value.

15. The electronic apparatus of claim 14, wherein processing module is further configured to perform following steps:

determining a distance between two of the touch inputs; and

not determining the touch inputs are valid touch inputs if the distance is larger than a third predetermined value.

16. The electronic apparatus of claim 15, wherein the processing module is further configured to perform following steps:

determining a position of the touch sensing device which the object provides the touch input to; and

not determining the touch input is a valid touch input if the positions is in a predetermined edge area of the touch sensing device.

17. The electronic apparatus of claim 16, wherein the processing module is further configured to perform following steps:

determining at least total touch time period for the touch input; and

not determining the touch input is a valid touch input if the total touch time period is larger or equals to a fourth predetermined value.

18. The electronic apparatus of claim 17, wherein the processing module is further configured to perform following steps:

determining if the touch input form a possible double touch input or a possible swipe touch input; and

determining if the touch input is a valid touch input according to which one of the possible double touch input or the possible swipe touch input does the touch input form.

19. The electronic apparatus of claim 18, wherein the processing module is further configured to perform following steps:

determining a number of the touch inputs; and

not determining the touch inputs are valid touch inputs if the number is larger or equals to a predetermined number.

20. The electronic apparatus of claim 19, wherein the processing module is further configured to perform following steps:

determining a touch input length of the touch input; and

not determining the touch input is a valid touch input if the touch input length is larger than or equals to a fifth predetermined value.

21. The electronic apparatus of claim 20, wherein the processing module performs the step of determining a number of the touch inputs and the step of not determining the touch inputs are valid touch inputs if the number is larger or equals to a fifth predetermined value before the step of determining a touch input length of the touch input and the step of not determining the touch input is a valid touch input if the touch input length is larger than or equals to a fifth predetermined value.

22. The electronic apparatus of claim 21, wherein the processing module is further configured to perform following steps:

detecting a temperature variation of the touch sensing device; and

determining if the touch sensing device should activate with a calibration for a touch sensing level or not according to the temperature variation.

23. The electronic apparatus of claim 14, wherein the touch input forms a gesture which slides from down to top, and the predetermined function is:

the display is turned on and the electronic apparatus backs to a home scene.

24. The electronic apparatus of claim 14, wherein the touch input forms a gesture which slides from right to left, and the predetermined function is:

the display is turned on and the electronic apparatus launches a dialer program.

25. The electronic apparatus of claim 14, wherein the touch input forms a gesture which slides from left to right, and the predetermined function is:

the display is turned on and the electronic apparatus launches a web browser program.

26. The electronic apparatus of claim 14, wherein the touch input forms a gesture which continuously taps, and the predetermined function is:

the display is turned on.