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.
Patent No.:
Date of Patent:
May. 01, 1990
Filed:
Jan. 19, 1988
Applicant:
Inventor:
Toshio Sudo, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kanagawa, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 74 ; 357 70 ; 357 80 ; 357 75 ;
Abstract
A semiconductor integrated circuit device has a package base and a cavity formed with a ground electrode layer thereon. A semiconductor integrated circuit chip is providing on the ground electrode layer. De-coupling capacitors are providing on the surface of the cavity. A ground metal plate and outer leads are formed on the surface of the bottom of the package base. A metal connector is providing through the package base to connect electrically and thermally, the ground electode layer and the ground metal plate.