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US 2006/0139404 A1Published application
Opening detection device and method thereof
AssigneeBenq Corporation
InventorKuo-Tong Ma
Life of this patent
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Abstract
An opening detection device. The device includes a substrate, a structural layer formed on the substrate, and an opening detection circuit above or below the structural layer comprising a conductor situated where an opening is subsequently formed and a conductive wire connecting the conductor. A method of detecting an opening is also disclosed.
Claims16
An opening detection device, comprising:
- a substrate;
- a structural layer formed on the substrate;
- and
- an opening detection circuit above or below the structural layer, comprising a conductor situated where an opening is subsequently formed and a conductive wire connecting the conductor.
1 more element
A method of detecting an opening, comprising:
- providing a substrate;
- forming a conductive layer on the substrate;
- etching the conductive layer to form an opening detection circuit comprising a conductor situated where an opening is subsequently formed and a conductive wire connecting the conductor;
- forming an opening through the conductive layer;
- and
- detecting resistance variation of the conductor to confirm the position of the opening.
3 more elements
Dependencies are inferred from the claim text.