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. 08, 2013
Filed:
Apr. 24, 2009
Takehiro Okumichi, Kyoto, JP;
Hiroyuki Tanaka, Kyoto, JP;
Takehiro Okumichi, Kyoto, JP;
Hiroyuki Tanaka, Kyoto, JP;
Kyocera Corporation, Kyoto, JP;
Abstract
Among the plurality of IDT electrodes having serially divided type structures, when designating any three continuously and sequentially arranged IDT electrodes as first, second, and third IDT electrodes in the order of arrangement, electrode fingers are arranged so that a first electrode finger pitch Pat the boundary between the first IDT electrode and the second IDT electrode in the first region and a second electrode finger pitch Pat the boundary between the second IDT electrode and the third IDT electrode in the first region are equal, the first and second electrode finger pitches Pand Pare the smallest among electrode finger pitches of IDT electrodes in the first region, and each of the IDT electrodes has a third electrode finger pitch Plarger than the first and second electrode finger pitches Pand Pin the first region.