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:
May. 09, 2006
Filed:
Jun. 20, 2002
Applicant:
Masaru Yata, Ishikawa-ken, JP;
Inventor:
Masaru Yata, Ishikawa-ken, JP;
Assignee:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/64 (2006.01); H03H 9/72 (2006.01);
U.S. Cl.
CPC ...
Abstract
Two or more comb-shaped electrode portions (, and) are provided on a piezoelectric substrate () so as to have a balanced-to-unbalanced conversion function. At least one of the adjacent electrode fingers at the boundaries of adjacent comb-shaped electrode portions (, and) is connected to one of an unbalanced terminal () and balanced terminals (and).