TRACE DESIGN FOR REDUCED VISIBILITY IN TOUCH SCREEN DEVICES
First Claim
Patent Images
1. An input device comprising:
- a display device; and
a plurality of sensor electrodes disposed over the display device and configured to sense objects in a sensing region of the input device, wherein the plurality of sensor electrodes comprise a plurality of spaced apart conductive traces, each conductive trace having a diameter less than about 10 um, the conductive traces disposed such that the conductive traces form a moiré
pattern with the display device, wherein said moiré
pattern comprises a spatial frequency greater than about 10 cycles per centimeter.
3 Assignments
0 Petitions
Accused Products
Abstract
An input device having a plurality of low-visibility sensor electrodes and method for using the same are provided. In one embodiment, an input device includes a display device and a plurality of sensor electrodes disposed over the display device. The sensor electrodes are configured to sense objects in a sensing region of the input device. The sensor electrodes include a plurality of spaced apart conductive traces, each conductive trace having a diameter less than about 10 um. The conductive traces are disposed such that the conductive traces form a moiré pattern with the display device, wherein said moiré pattern comprises a spatial frequency greater than about 10 cycles per centimeter.
79 Citations
20 Claims
-
1. An input device comprising:
-
a display device; and a plurality of sensor electrodes disposed over the display device and configured to sense objects in a sensing region of the input device, wherein the plurality of sensor electrodes comprise a plurality of spaced apart conductive traces, each conductive trace having a diameter less than about 10 um, the conductive traces disposed such that the conductive traces form a moiré
pattern with the display device, wherein said moiré
pattern comprises a spatial frequency greater than about 10 cycles per centimeter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. An input device comprising:
-
a display device; and a sensing device having a plurality of first sensor electrodes and a plurality of second sensor electrodes and configured to sense objects in a sensing region adjacent the displace device, wherein at least one of the first sensor electrodes and the second sensor electrodes comprise conductive traces having a diameter less than about 10 um, the conductive traces disposed such that the conductive traces form a moiré
pattern with the display device, wherein said moiré
pattern comprises a spatial frequency greater than 10 cycles per centimeter. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
-
-
19. An input device comprising:
-
a display device comprising a plurality of pixels having a first orientation and second orientation orthogonal to the first orientation; and a plurality of sensor electrodes disposed over the display device and configured to sense an object in a sensing region of the input device, wherein the plurality of sensor electrodes comprise a plurality of spaced apart conductive traces, each conductive trace having a diameter less than about 10 um, the conductive traces oriented relative to plurality of pixels form a moiré
pattern with the display device, wherein said moiré
pattern comprises a pitch in a direction parallel to the first orientation smaller than the pitch of 3 cycles of pixels. - View Dependent Claims (20)
-
Specification