Touch sensor
First Claim
Patent Images
1. A capacitive touch sensor comprising:
- one or more sensing elements; and
controllable elements, wherein regions of the controllable elements are proximal to regions of the one or more sensing elements in order to provide sensing regions of the one or more sensing elements, wherein the controllable elements are configured to be controlled such that the sensing regions are either sensitized or desensitized, andwherein the touch sensor is configured to distinguish between the locations of multiple user inputs by connecting one or more of the controllable elements to ground or an anti-active backplane in order to desensitize one or more corresponding sensing regions of the one or more sensing elements.
0 Assignments
0 Petitions
Accused Products
Abstract
A touch sensor for sensing user input comprising one or more elements. At least a portion of one or more of the elements is configured to be desensitized, in order to determine the location of one or more user inputs.
-
Citations
51 Claims
-
1. A capacitive touch sensor comprising:
-
one or more sensing elements; and controllable elements, wherein regions of the controllable elements are proximal to regions of the one or more sensing elements in order to provide sensing regions of the one or more sensing elements, wherein the controllable elements are configured to be controlled such that the sensing regions are either sensitized or desensitized, and wherein the touch sensor is configured to distinguish between the locations of multiple user inputs by connecting one or more of the controllable elements to ground or an anti-active backplane in order to desensitize one or more corresponding sensing regions of the one or more sensing elements. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 47, 48)
-
-
43. A capacitive touch sensor comprising:
-
one or more elements; wherein at least a portion of the one or more elements is configured to be desensitized in order to distinguish between the locations of multiple user inputs, wherein the elements comprise one or more sensing elements, wherein at least a portion of one or more of the sensing elements is configured to be coupled to ground to be desensitized, and wherein at least a portion of one or more of the sensing elements is configured to be coupled to an active backplane signal to be sensitized, further comprising a switch configured to couple the sensing element to either ground or the active backplane.
-
-
44. A capacitive touch sensor comprising:
-
one or more elements; wherein at least a portion of the one of more elements is configured to be desensitized in order to distinguish between the locations of multiple user inputs, wherein the elements comprise one or more sensing elements, wherein at least a portion of one or more of the sensing elements is configured to be coupled to ground to be desensitized, and wherein at least a portion of one or more of the sensing elements is configured to be coupled to an element that is electrically floating to be sensitized, further comprising a switch configured to couple the sensing element to ground or to an element that is electrically floating.
-
-
45. A capacitive touch sensor comprising:
-
one or more elements; wherein at least a portion of the one or more elements is configured to be desensitized in order to distinguish between the locations of multiple user inputs, wherein the elements comprise one or more sensing elements, and wherein at least a portion of one or more of the sensing elements is configured to be coupled to ground to be desensitized, further comprising one or more controllable elements, wherein a region of a controllable element is proximal to a region of a sensing element in order to provide a sensing region of the sensing element, wherein the one or more controllable elements are configured to be controlled such that the sensing regions are either sensitized or desensitized.
-
-
46. A capacitive touch sensor comprising:
-
one or more elements comprising a first set of one or more elements and a second set of one or more elements, wherein both the first set and second set of elements are configured to be operable as both sensing and controlling elements, wherein at least a portion of the one or more elements is configured to be desensitized in order to distinguish between the locations of multiple user inputs; and a controller configured to; determine preliminary locations of the multiple user inputs using the first set of elements as sensing elements and the second set of elements as controllable elements, determine secondary locations of the multiple user inputs using the first set of elements as controllable elements and the second set of elements as sensing elements, and determine composite location locations of the the multiple user inputs in accordance with the preliminary locations and the secondary locations.
-
-
49. A capacitive touch sensor comprising:
one or more elements;
wherein at least a portion of the one or more elements is configured to be desensitized in order to distinguish between the locations of multiple user inputs, wherein the elements comprise one or more sensing elements, wherein at least a portion of one or more of the sensing elements is configured to be coupled to an anti-active backplane signal to be desensitized, a n d wherein at least a portion of one or more of the sensing elements is configured to be coupled to an active backplane signal to be sensitized, further comprising a switch configured to couple the sensing element to either the anti-active backplane signal or the active backplane signal.
-
50. A capacitive touch sensor comprising:
one or more elements;
wherein at least a portion of the one or more elements is configured to be desensitized in order to distinguish between the locations of multiple user inputs, wherein the elements comprise one or more sensing elements, and wherein at least a portion of one or more of the sensing elements is configured to be coupled to an anti- active backplane signal to be desensitized, wherein at least a portion of one or more of the sensing elements is configured to be coupled to an element that is electrically floating to be sensitized, further comprising a switch configured to couple the sensing element to the anti- active backplane signal or to the element that is electrically floating.
-
51. A capacitive touch sensor comprising:
-
one or more sensing elements; and controllable elements, wherein regions of the controllable elements are proximal to regions of the one or more sensing elements in order to provide sensing regions of the one or more sensing elements, wherein the controllable elements are configured to be controlled such that the sensing regions are either sensitized or desensitized, wherein the one or more sensing elements and/or controllable elements each comprises a wire.
-
Specification