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:
Jan. 28, 2014
Filed:
Apr. 02, 2010
Applicants:
Peter Cork, Romsey, GB;
Anthony Peter Hulbert, Southampton, GB;
John Hunt, Southhampton, GB;
Inventors:
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A parametric amplifier device has a two port parametric amplifier, a DC voltage generator and a DC bias regulator. The bias regulator has a voltage regulator, an attenuator and a summer. Output voltages from the regulator and the attenuator are added in the summer.