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. 22, 2008
Filed:
Aug. 23, 2006
Paul A. Tervo, Vancouver, WA (US);
Kenneth R. Smith, Portland, OR (US);
Clarence E. Cowan, Newberg, OR (US);
Mike P. Dauphinais, Beaverton, OR (US);
Martin J. Koxxy, Hillsboro, OR (US);
Paul A. Tervo, Vancouver, WA (US);
Kenneth R. Smith, Portland, OR (US);
Clarence E. Cowan, Newberg, OR (US);
Mike P. Dauphinais, Beaverton, OR (US);
Martin J. Koxxy, Hillsboro, OR (US);
Cascade Microtech, Inc., Beaverton, OR (US);
Abstract
A membrane probing assembly includes a probe card with conductors supported thereon, wherein the conductors include at least a signal conductor located between a pair of spaced apart guard conductors. A membrane assembly includes a membrane with contacts thereon, and supporting at least a signal conductor located between a pair of spaced apart guard conductors. The guard conductors of the probe card are electrically interconnected proximate the interconnection between the probe card and the membrane assembly. The guard conductors of the membrane assembly are electrically interconnected proximate the interconnection between the probe card and the membrane assembly.