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:
Jan. 28, 2003
Filed:
Sep. 15, 1998
Applicant:
Inventors:
Yoshihito Harada, Yokohama, JP;
Katsunori Nakamura, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/14 ;
U.S. Cl.
CPC ...
H05K 1/14 ;
Abstract
In a semiconductor package which contains an IC element therein and effects the inputting and outputting of a signal to the IC element through a plurality of pads, a group of signals is layout-patterned so as to be divided into a plurality of groups such as a group of signals weak against noise, a group of signals liable to discharge noise and a group of signals exchanging a heavy current and so that the groups may be isolated from one another.