Arrangement of sensor pads and display driver pads for input device
First Claim
1. An input device comprising:
- a plurality of sensor electrodes, wherein each sensor electrode of the plurality of sensor electrodes comprises at least one common electrode of a plurality of common electrodes of a display device, the common electrodes configured to be driven for display updating and capacitive sensing;
a plurality of conductive routing traces, each conductive routing trace coupled to a respective one of the plurality of sensor electrodes;
a plurality of source lines, wherein a first conductive routing trace of the plurality of routing traces and a first source line of the plurality of source lines overlap each other; and
a processing system comprising;
a first plurality of display driver pads;
a second plurality of display driver pads, wherein each of the first and second plurality of display driver pads are coupled to at least one source line of the plurality of source lines; and
a plurality of sensor pads, where each sensor pad of the plurality of sensor pads is coupled to a respective one of the plurality of conductive routing traces, wherein the plurality of sensor pads is disposed between the first plurality of pads and the second plurality of pads, and wherein the processing system is configured to drive the plurality of source lines for display updating, and to drive the plurality of sensor electrodes for capacitive sensing via the conductive routing traces.
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Accused Products
Abstract
The disclosure generally describes input devices with associated processing system configured to perform display updating and capacitive sensing. The processing system includes first and second pluralities of display driver pads coupled with a plurality of source lines, and a plurality of sensor pads disposed between the first and second pluralities of display driver pads and coupled with a plurality of sensor electrodes through a plurality of conductive routing traces. The plurality of sensor electrodes includes at least one common electrode of a display device, the common electrode configured to be driven for display updating and capacitive sensing. The processing system is configured to drive the plurality of source lines for display updating, and to drive the plurality of sensor electrodes for capacitive sensing.
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Citations
20 Claims
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1. An input device comprising:
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a plurality of sensor electrodes, wherein each sensor electrode of the plurality of sensor electrodes comprises at least one common electrode of a plurality of common electrodes of a display device, the common electrodes configured to be driven for display updating and capacitive sensing; a plurality of conductive routing traces, each conductive routing trace coupled to a respective one of the plurality of sensor electrodes; a plurality of source lines, wherein a first conductive routing trace of the plurality of routing traces and a first source line of the plurality of source lines overlap each other; and a processing system comprising; a first plurality of display driver pads; a second plurality of display driver pads, wherein each of the first and second plurality of display driver pads are coupled to at least one source line of the plurality of source lines; and a plurality of sensor pads, where each sensor pad of the plurality of sensor pads is coupled to a respective one of the plurality of conductive routing traces, wherein the plurality of sensor pads is disposed between the first plurality of pads and the second plurality of pads, and wherein the processing system is configured to drive the plurality of source lines for display updating, and to drive the plurality of sensor electrodes for capacitive sensing via the conductive routing traces.
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2. An input device comprising:
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a plurality of sensor electrodes, wherein each sensor electrode of the plurality of sensor electrodes comprises at least one common electrode of a plurality of common electrodes of a display device, the common electrodes configured to be driven for display updating and capacitive sensing; a plurality of source lines; and a processing system comprising; a display driver module comprising a first plurality of display driver pads and a second plurality of display driver pads, wherein each of the first and second plurality of display driver pads are coupled to at least one source line of the plurality of source lines, the display driver module configured to drive the plurality of source lines for display updating; and a sensor module comprising a plurality of sensor pads coupled to the plurality of sensor electrodes, the sensor module configured to drive the plurality of sensor electrodes for capacitive sensing, wherein the plurality of sensor pads is disposed between the first plurality of pads and the second plurality of pads. - View Dependent Claims (3, 4, 5, 6, 7, 8)
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9. A processing system comprising:
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a display driver module comprising a first plurality of display driver pads and a second plurality of display driver pads, wherein each of the first and second plurality of display driver pads are coupled to at least one source line of a plurality source lines, the display driver module configured to drive the plurality of source lines for display updating; and a sensor module comprising a plurality of sensor pads coupled to a plurality of sensor electrodes, wherein each sensor electrode of the plurality of sensor electrodes comprises at least one common electrode of a plurality of common electrodes of a display device, the common electrodes configured to be driven for display updating and capacitive sensing, the sensor module configured to drive the plurality of sensor electrodes for capacitive sensing, wherein the plurality of sensor pads is disposed between the first plurality of pads and the second plurality of pads. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification