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:
Apr. 10, 2007
Filed:
Jan. 23, 2006
Applicant:
Shin Sakiyama, Tokyo, JP;
Inventor:
Shin Sakiyama, Tokyo, JP;
Assignee:
Advantest Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A socket electrically coupled to a BGA unit includes a plurality of ball contacts including a housing wherein a through-hole having a larger diameter than that of the ball contact is formed in a surface of the housing, which faces the BGA unit, in order to the through-hole corresponds the plurality of ball contacts and a pin contact provided in a plurality of through-holes and contacting a corresponding side part of the ball contact. More desirably, the plurality of pin contacts is provided in order that each extending directions of the pin contacts are opposite to one another.