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:
Jun. 03, 2025
Filed:
Feb. 18, 2022
Applicant:
Teknologian Tutkimuskeskus Vtt Oy, Espoo, FI;
Inventor:
Vladimir Ermolov, Vtt, FI;
Assignee:
TEKNOLOGIAN TUTKIMUSKESKUS VTT OY, Espoo, FI;
Primary Examiner:
Int. Cl.
CPC ...
G04F 5/14 (2006.01); H03L 7/26 (2006.01);
U.S. Cl.
CPC ...
G04F 5/14 (2013.01); H03L 7/26 (2013.01);
Abstract
A frequency reference device comprising a waveguide with a first end and a second end, a signal transmitter module for generating a high-frequency electromagnetic wave in the waveguide, and a signal receiver module for receiving the high-frequency electromagnetic wave in the waveguide. The component comprises a sealed enclosure, and said sealed enclosure is filled with a gas. The waveguide, first and second radiation coupling probes and the signal transmitter module and the signal receiver module are all located within said scaled enclosure.