Semiconductor Device with Circumferential Structure and Method of Manufacturing

A circumferential embedded structure is formed by laser irradiation in a semiconductor substrate, which is of a semiconductor material. The embedded structure includes a polycrystalline structure of the semiconductor material, and surrounds a central portion of a semiconductor die. The semiconductor...

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Bibliographische Detailangaben
Hauptverfasser: Mariani, Franco, Koller, Adolf
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A circumferential embedded structure is formed by laser irradiation in a semiconductor substrate, which is of a semiconductor material. The embedded structure includes a polycrystalline structure of the semiconductor material, and surrounds a central portion of a semiconductor die. The semiconductor die including the embedded structure is separated from the semiconductor substrate.