Structure equipped with electrical contacts formed through the substrate of this structure and process for obtaining such a structure
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United States of America Patent
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Apr 15, 2003
Grant Date -
Jul 11, 2002
app pub date -
Mar 13, 2002
filing date -
Oct 27, 1997
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A process for manufacturing a structure equipped with at least one electrical contact, including forming on a substrate a first layer, forming on a front side of the first layer the structure equipped with at least one electrical contact, forming at least one hole though the substrate revealing a rear side of the first layer, and forming an electrical contact to the rear side in a cavity overhung by an edge of the at least one hole closest to the first layer, the edge allowing for electrical insulation of the electrical contact from the substrate.
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