Electromagnetic induction electronic board with antenna arrayed in gridding inside
3 Assignments
0 Petitions
Accused Products
Abstract
An electronic whiteboard with built-in membrane antenna array lattice electromagnetic induction layer includes: a writing input portion; a covering frame provided around the periphery of the electronic whiteboard; and a control circuit; wherein, the writing input portion has multilayer structure and is enclosed in the frame, the said writing input portion includes a surface writing layer, an underlayer, and an input induction layer which is connected to the control circuit by its output; the said induction layer may be the antenna array printed on the insulation membrane and arranged along the X, Y axes, therein the area enclosed by each lattice unit constitutes one induction cell.
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Citations
48 Claims
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1-30. -30. (canceled).
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31. An electronic whiteboard with built-in membrane antenna array lattice electromagnetic induction layer, including:
- a writing input portion;
a covering frame provided around the periphery of the electronic whiteboard; and
a control circuit;
wherein, the writing input portion has multilayer structure and is enclosed in the frame, the said writing input portion includes a surface writing layer, an underlayer, and an input induction layer which is provided between the writing layer and the underlayer and is connected to the control circuit by its output, characterized by;
the said induction layer may be the antenna array printed on the insulation membrane and arranged along with the X, Y axes, therein the area enclosed by each lattice unit constitutes one induction cell;
the said insulation membrane may be film material. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48)
- a writing input portion;
Specification