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.:

US 7890822 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 15, 2011

Filed:

Mar. 30, 2007
Applicants:

Arash Behziz, Thousand Oaks, CA (US);

Grady Borders, West Hills, CA (US);

Inventors:

Arash Behziz, Thousand Oaks, CA (US);

Grady Borders, West Hills, CA (US);

Assignee:

Teradyne, Inc., North Reading, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 29/00 (2006.01); G01R 31/28 (2006.01); G01R 31/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

In one implementation, a method of testing multiple DUTs using a single tester channel is provided which includes providing an input signal with the single tester channel simultaneously to each of the DUTs. The method further includes providing a clock signal to each of the DUTs. The clock signal provided to each of the DUTs may be successively delayed clock signals, which are provided to successive DUTs. The method includes using the clock signal to cause a next DUTs to provide an output transition before an output of a prior DUT is returned to a pre-transition state. The method further includes detecting with the single tester channel the output transition of each of the DUTs in response to the input signal and the clock signal.


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