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Patent Searching and Data


Title:
VARACTOR ELEMENT AND ELECTRONIC DEVICE
Document Type and Number:
Japanese Patent JP2010251426
Kind Code:
A
Abstract:

To provide a varactor element having sensitivity of a control electric field between control terminals, the sensitivity capable of being set without reference to breakdown voltage resistance to a signal voltage, and to provide an electronic device having the varactor element.

The varactor element includes: a dielectric layer; a pair of signal electrodes, each disposed on one face of the dielectric layer and facing each other; and a pair of control electrodes, each disposed on the one face of the dielectric layer. The pair of control electrodes face each other parallel to a direction intersecting a direction of the pair of signal electrodes facing each other.


Inventors:
Kanno, Masaki
Hanyu, Kazutaka
Sato, Noritaka
Application Number:
JP2009000097276
Publication Date:
November 04, 2010
Filing Date:
April 13, 2009
Export Citation:
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Assignee:
SONY CORP
International Classes:
H01G7/06
Foreign References:
US5986864A
Attorney, Agent or Firm:
特許業務法人信友国際特許事務所