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. 02, 2013
Filed:
Oct. 20, 2010
Applicants:
Min Yong Jeon, Daejeon, KR;
Kyung Hyun Park, Daejeon, KR;
Dae-su Yee, Daejeon, KR;
Inventors:
Assignees:
Electronics and Telecommunications Research Institute, Daejeon, KR;
Korea Research Institute of Standards and Science, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01J 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Provided is a terahertz wave apparatus. The terahertz wave apparatus includes: a wavelength-fixed laser emitting a first laser light having a fixed first wavelength; a wavelength-swept laser emitting a second laser light having a tunable second wavelength; a coupler coupling the first laser light with the second laser light; and a generator converting a mixed light emitted from the coupler into a terahertz wave, wherein a frequency of the terahertz wave is continuously tunable.