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. 13, 1997
Filed:
Jun. 06, 1995
Applicant:
Inventors:
Assignees:
Fujitsu Ltd, Kawasaki, JP;
PFU Limited, Ishikawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257712 ; 257721 ; 257722 ;
Abstract
The integrated circuit package includes a package body, an integrated circuit chip enclosed airtight in the package body, a lead provided at a lower portion of the package body for connecting the integrated circuit chip to an external circuit, and air blasting means for cooling the package body by forced air cooling. The package body has, at an upper portion thereof, a heat radiation region formed from a fin and an air blasting region in which the air blasting means is disposed. A ventilation flue is formed between the heat radiation region and the air blasting region. This package is particularly superior in its heat radiation properties.