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:
Jul. 23, 2002
Filed:
May. 03, 2000
Applicant:
Inventors:
Nhon T. Do, Mountain View, CA (US);
Thomas S. Tarter, Campbell, CA (US);
Assignee:
Advanced Micro Devices, Inc., Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 3/102 ;
U.S. Cl.
CPC ...
G01R 3/102 ;
Abstract
A test fixture and method of isolating an electrical contact of chip scale package for testing the electrical characteristics of the electrical contact has a base and an isolation plate. The isolation plate is configured to contact and ground all of the electrical contacts of the chip scale package under test, except for a selected subset of the electrical contacts. The isolation plate includes a hole that provides access to the selected subset of electrical contacts to allow a test probe access to the isolated electrical contact.