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:
Mar. 03, 2009
Filed:
Mar. 25, 2005
Koji Naniwada, Tokyo, JP;
Shun Mitarai, Kanagawa, JP;
Masahiro Tanaka, Kanagawa, JP;
Masahiro Tada, Kanagawa, JP;
Koji Naniwada, Tokyo, JP;
Shun Mitarai, Kanagawa, JP;
Masahiro Tanaka, Kanagawa, JP;
Masahiro Tada, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
A filter device configured with a plurality of micro-resonators and having a wide specific bandwidth. The filter device is configured as having a plurality of beam-structured, micro-resonators (), (), (), () electrically connected in a lattice-forming manner between two input terminals (), () for balanced input and two output terminals (), () for balanced output, each of the plurality of micro-resonators (), (), (), () being composed of a resonator group including a plurality of resonators differed in resonance frequency.