Semiconductor device

Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Flip chip

Reexamination Certificate

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Details

C257S330000, C257S401000, C257SE23141

Reexamination Certificate

active

07915740

ABSTRACT:
Provided is a semiconductor device that can reduce the resistance in a horizontal direction of a substrate. A current path in a horizontal direction of a substrate is formed in a direction along a short side of the substrate (chip). For example, adopted is a layout in which an element region on an input terminal side and a current extraction region on an output terminal side are aligned along the short side of the chip. Furthermore, a first bump electrode and a second bump electrode, which are respectively connected to the input terminal and the output terminal, are arranged along the short side of the chip. Thus, the current path in the substrate in the horizontal direction in the substrate is formed to have a wide width and a short length. Accordingly, the resistance of the substrate in the horizontal direction is reduced.

REFERENCES:
patent: 2003/0057503 (2003-03-01), Yoneda et al.
patent: 2006/0091542 (2006-05-01), Zhao et al.
patent: 2006/0151836 (2006-07-01), Salcedo et al.
patent: 1 643 558 (2006-04-01), None
patent: 1 659 635 (2006-05-01), None
patent: 11-68042 (1999-03-01), None
patent: 2000-223693 (2000-08-01), None
patent: 2002-118258 (2002-04-01), None
patent: 2002-353452 (2002-12-01), None
patent: 2002-368218 (2002-12-01), None
EP Search Report mailed Jul. 17, 2009, directed to European Patent Application No. 07021118.0; 6 pages.

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