The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 25, 2007

Filed:

Jun. 27, 2005
Applicants:

Michikazu Tomita, Tokyo, JP;

Tatsuo Suemasu, Tokyo, JP;

Sayaka Hirafune, Toyko, JP;

Inventors:

Michikazu Tomita, Tokyo, JP;

Tatsuo Suemasu, Tokyo, JP;

Sayaka Hirafune, Toyko, JP;

Assignee:

Fujikura Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/04 (2006.01); H01L 23/02 (2006.01); H01L 23/48 (2006.01); H01L 23/52 (2006.01);
U.S. Cl.
CPC ...
Abstract

A semiconductor package includes: a first substrate including: a semiconductor base material having a first side and a second side; a functional element that is provided at the first side of the semiconductor base material; a first wiring; a pad that is electrically connected to the functional element via the first wiring; a through-hole interconnection that is electrically connected to the pad and is provided in a hole that is defined penetrating the semiconductor base material from the first side thereof to the second side thereof, the through-hole interconnection including a first insulating film and a first conductive material formed on the first insulating film; and a sealing material provided surrounding the functional element; a second substrate that is bonded to a first side of the first substrate via the sealing material.


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