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:
Nov. 06, 2012
Filed:
Mar. 18, 2011
Toshikazu Onishi, Osaka, JP;
Tatsuya Tanigawa, Osaka, JP;
Shinichi Takigawa, Osaka, JP;
Tsuyoshi Tanaka, Osaka, JP;
Toshikazu Onishi, Osaka, JP;
Tatsuya Tanigawa, Osaka, JP;
Shinichi Takigawa, Osaka, JP;
Tsuyoshi Tanaka, Osaka, JP;
Panasonic Corporation, Osaka, JP;
Abstract
A terahertz wave radiating element includes: a first nitride semiconductor layer formed on a substrate; a second nitride semiconductor layer formed over the first nitride semiconductor layer, and having a wider bandgap than the first nitride semiconductor layer; and source, gate, and drain electrodes formed on the second nitride semiconductor layer. The source electrode is formed by a plurality of source electrode fingers that are arranged periodically, and the drain electrode is formed by a plurality of drain electrode fingers that are arranged periodically.