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. 28, 1999
Filed:
Sep. 26, 1997
Applicant:
Inventor:
Holger Heuermann, Tittmoning, DE;
Assignees:
Rosenberger Hochfrequenztechnik GmbH & Co., Tittmoning, DE;
Karl Suss Dresden GmbH, Sacke, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01K / ;
U.S. Cl.
CPC ...
324601 ; 324754 ;
Abstract
In an arrangement for calibrating a network analyzer for on-wafer measurement, for microwave circuits on a metallic base plate, of a wafer measurement means using calibration standards constructed in coplanar line technology on a calibration substrate. The calibration substrate is spaced above the metallic base plate.