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:
Dec. 27, 2011
Filed:
Aug. 30, 2007
Applicants:
Hiroki Funato, Novi, MI (US);
Takashi Suga, Yokohama, JP;
Inventors:
Hiroki Funato, Novi, MI (US);
Takashi Suga, Yokohama, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a circuit substrate to be mounted in an electronic apparatus, and the circuit substrate has a power supply and a GND. The GND of the circuit substrate is electrically connected to GNDs of other components of the electronic apparatus through connecting parts. The circuit substrate has a part or circuit that implements a low impedance in an intended frequency range between the peripheral conductor of the connecting part opening to be used for the connection and the power supply of the circuit substrate.