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. 23, 2012
Filed:
Mar. 12, 2008
Kazutoshi Nakajima, Hamamatsu, JP;
Kazutoshi Nakajima, Hamamatsu, JP;
Hamamatsu Photonics K.K., Hamamatsu-shi, Shizuoka, JP;
Abstract
In a terahertz antenna module, a photoconductive antenna elementis fixed to a wiring board, and electrically connected to an electric signal input/output pinof an electric signal input/output portvia a signal electrode of the wiring boardFurther, a buffer member, a hemispherical lens, a photoconductive antenna element, and the wiring boardare disposed in a recessof a containerin this order from an openingside of the container, and by attaching a coverto the container, the wiring board, the photoconductive antenna element, and the hemispherical lensare pressed against the buffer memberFurther, the wiring boardis positioned by the recessand the hemispherical lensis positioned by the buffer memberso that the optical axis OA of the hemispherical lenspasses just through a photoconductive antenna part of the photoconductive antenna element