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.

Date of Patent:
Sep. 14, 2010

Filed:

Jan. 25, 2007
Applicants:

Joo-ho Lee, Yongin-si, KR;

Hae-seok Park, Yongin-si, KR;

Sang-hun Lee, Yongin-si, KR;

Duck-hwan Kim, Yongin-si, KR;

Sang-chul Sul, Yongin-si, KR;

Inventors:

Joo-ho Lee, Yongin-si, KR;

Hae-seok Park, Yongin-si, KR;

Sang-hun Lee, Yongin-si, KR;

Duck-hwan Kim, Yongin-si, KR;

Sang-chul Sul, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/06 (2006.01); H01L 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A resonator including a substrate, and a resonating unit having an active region that causes resonances and a non-active region that does not cause resonances, and having a first electrode, a piezoelectric film, and a second electrode layered in turn on the substrate. At least one of the first and the second electrodes is formed, so that at least a portion of a non-active region portion thereof has a thickness different from that of an active region portion thereof.


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