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:
Jun. 19, 2007
Filed:
Feb. 25, 2005
Applicants:
Masaki Watanabe, Tokyo, JP;
Shinji Baba, Tokyo, JP;
Inventors:
Masaki Watanabe, Tokyo, JP;
Shinji Baba, Tokyo, JP;
Assignee:
Renesas Technology Corp., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/10 (2006.01); H01L 23/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device comprises a BGA substrate having one principal plane furnished with a large number of solder balls, the solder balls constituting a ball grid array; a semiconductor chip mounted on another principal plane of the BGA substrate, the semiconductor chip being electrically connected to the BGA substrate by metal wires; and chip capacitors mounted on the semiconductor chip to reduce power source noise.