Capacitance sensing electrode with integrated I/O mechanism
First Claim
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1. A touch sensing device, comprising:
- one or more multifunctional nodes each of which represents a single touch pixel, each multifunctional node including a touch sensor with one or more integrated I/O mechanisms, the touch sensor and integrated I/O mechanisms sharing the same communication lines and I/O pins of a controller during operation of the touch sensing device.
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Abstract
A touch sensing device is disclosed. The touch sensing device includes one or more multifunctional nodes each of which represents a single touch pixel. Each multifunctional node includes a touch sensor with one or more integrated I/O mechanisms. The touch sensor and integrated I/O mechanisms share the same communication lines and I/O pins of a controller during operation of the touch sensing device.
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Citations
34 Claims
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1. A touch sensing device, comprising:
one or more multifunctional nodes each of which represents a single touch pixel, each multifunctional node including a touch sensor with one or more integrated I/O mechanisms, the touch sensor and integrated I/O mechanisms sharing the same communication lines and I/O pins of a controller during operation of the touch sensing device. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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13. An I/O device for use in a user interface of an electronic device, the I/O device comprising:
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a capacitive sensing electrode; one or more I/O mechanisms integrated with the capacitive sensing electrode such that the electrode and I/O mechanisms are incorporated into a single defined node of the I/O device. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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- 25. A touch device including a plurality of touch sensing nodes positioned in an array within a touch plane, at least one of the touch sensing nodes being embodied as a multifunctional touch sensing node that performs touch sensing operations in addition to one or more I/O operations.
Specification