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US 2011/0298748 A1Published application
Input apparatus with integrated detection sections of electromagnetic type and capacitive type
AssigneeWaltop International Corporation
InventorsWei-Chou Chen, Chia-Te Huang
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Abstract
An input apparatus with integrated detection sections of electromagnetic type and capacitive type is disclosed. The apparatus comprises a substrate, a control device and at least one signal processing device on the substrate. The substrate comprises an electromagnetic sensor coil layout and a capacitive sensor layout.
Claims10
An input apparatus with integrated detection sections of electromagnetic type and capacitive type, said input apparatus comprising:
- a substrate, the substrate comprising
- a first electromagnetic sensor coil layer and a second electromagnetic sensor coil layer;
- and
- a capacitive sensor layer, the first and the second electromagnetic sensor coil layers and the capacitive sensor layer being laminated to form the substrate, the first electromagnetic sensor coil layer being located on the side of the substrate for capacitive touch input and electromagnetic induction input;
- and
- a control unit and at least one signal processing unit on the substrate connecting the electromagnetic sensor coil layers, and the capacitive sensor layer for controlling the transmitting and receiving of electromagnetic signals, the receiving of capacitive signals and the processing of the electromagnetic signals and the capacitive signals.
3 more elements
Dependencies are inferred from the claim text.