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:
Oct. 02, 2018
Filed:
Jun. 07, 2016
Applicant:
Fraunhofer-gesellschaft Zur Förderung Der Angewandten Forschung E.v., München, DE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 27/28 (2006.01); G01N 21/3581 (2014.01); G02F 2/00 (2006.01); G01R 23/14 (2006.01);
U.S. Cl.
CPC ...
G01R 27/28 (2013.01); G01N 21/3581 (2013.01); G01R 23/14 (2013.01); G02F 2/002 (2013.01); G02F 2203/13 (2013.01);
Abstract
It is provided a vectorial network analyzer, comprising an input and output measuring device; a beat source for generating an optical beat signal; an optical transmission device which divides the optical beat signal into at least one first and one second partial signal, wherein the transmission device conducts the first partial signal to at least one terahertz transmitter and the second partial signal to at least one terahertz receiver and/or to at least one terahertz reference receiver; and a phase changing unit for varying the phase of the first and/or the second partial signal of the optical beat signal.