Touch sensor with RFID
First Claim
Patent Images
1. A panel comprising:
- at least one substrate having a main portion that includes a sensing area and a peninsula portion that is separate from and outside the sensing area of the main portion;
a plurality of electrodes on the at least one substrate disposed within the sensing area of the main portion of the at least one substrate and arranged to sense touch of an object within the sensing area; and
a radio-frequency identification (RFID) tag disposed on the peninsula portion of the at least one substrate, wherein an antenna portion of the RFID tag does not overlap, in plan view on a common side of the at least one substrate, one or more connecting lines for connecting one or more of the plurality of electrodes to a controller disposed on a flexible printed circuit board coupled to the at least one substrate, the flexible printed circuit board being distinct from the peninsula portion of the at least one substrate.
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Accused Products
Abstract
The examples describe the integration of a RFID tag with a touch sensor.
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Citations
20 Claims
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1. A panel comprising:
- at least one substrate having a main portion that includes a sensing area and a peninsula portion that is separate from and outside the sensing area of the main portion;
a plurality of electrodes on the at least one substrate disposed within the sensing area of the main portion of the at least one substrate and arranged to sense touch of an object within the sensing area; and
a radio-frequency identification (RFID) tag disposed on the peninsula portion of the at least one substrate, wherein an antenna portion of the RFID tag does not overlap, in plan view on a common side of the at least one substrate, one or more connecting lines for connecting one or more of the plurality of electrodes to a controller disposed on a flexible printed circuit board coupled to the at least one substrate, the flexible printed circuit board being distinct from the peninsula portion of the at least one substrate. - View Dependent Claims (2, 3, 4, 5, 6)
- at least one substrate having a main portion that includes a sensing area and a peninsula portion that is separate from and outside the sensing area of the main portion;
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7. A device comprising:
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a panel, the panel comprising; at least one substrate having a main portion that includes a sensing area and a peninsula portion that is separate from and outside the sensing area of the main portion; a plurality of electrodes on the at least one substrate disposed within the sensing area of the main portion of the at least one substrate and configured to sense touch of an object within the sensing area; and a radio-frequency identification (RFID) tag having an antenna portion disposed at least in part on the peninsula portion of the at least one substrate; and control circuitry disposed on a flexible printed circuit board coupled to the at least one substrate, the flexible printed circuit board being distinct from the peninsula portion of the at least one substrate, the control circuitry configured to communicate with the electrodes, and to sense the touch of an object within the sensing panel; wherein the antenna portion of the RFID tag does not overlap, in plan view on a common side of the at least one substrate, one or more connecting lines for connecting one or more of the plurality of electrodes to the control circuitry, the antenna portion of the RFID tag being coupled to the control circuitry disposed on the flexible printed circuit board. - View Dependent Claims (8, 9, 10, 11, 20)
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12. An electronic device comprising:
- a touch sensor disposed in a housing of the electronic device, the touch sensor comprising;
a sensing panel, the sensing panel comprising;
a substrate having a main portion that includes a sensing area and a peninsula portion that is separate from and outside the sensing area of the main portion; and
a plurality of electrodes on the substrate disposed within the sensing area of the main portion of the substrate and configured to sense the presence of an object;
a radio-frequency identification (RFID) tag disposed on the peninsula portion of the at least one substrate; and
control circuitry disposed on a flexible printed circuit board coupled to the substrate, the flexible printed circuit board being distinct from the peninsula portion of the substrate, the control circuitry configured to communicate with the sensing panel, and to sense the presence of an object in proximity to the sensing panel;
wherein an antenna portion of the RFID tag does not overlap, in plan view on a common side of the at least one substrate, one or more connecting lines for connecting one or more of the plurality of electrodes to the control circuitry. - View Dependent Claims (13, 14, 15, 16, 17)
- a touch sensor disposed in a housing of the electronic device, the touch sensor comprising;
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18. A panel comprising:
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at least one substrate having a main portion that includes a sensing area; a flexible printed circuit board bonded to a portion of the substrate; a plurality of electrodes on the at least one substrate disposed within the sensing area of the main portion of the at least one substrate and arranged to sense touch of an object within the sensing area; and a radio-frequency identification (RFID) tag disposed on the flexible printed circuit board and not on the at least one substrate, at least a portion of an antenna portion of the RFID tag being disposed on a peninsula portion of the flexible printed circuit board, wherein the antenna portion of the RFID tag does not overlap, in plan view on a common side of the at least one substrate, one or more connecting lines for connecting one or more of the plurality of electrodes to a controller. - View Dependent Claims (19)
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Specification