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Title:
ANTENNA DEVICE AND METHOD FOR MANUFACTURING THE SAME, AND RADIO WAVE RECEIVER
Document Type and Number:
Japanese Patent JP2011015255
Kind Code:
A
Abstract:

To provide an antenna device capable of forming a long core and actualizing proper reception sensitivity while suppressing the production cost, and to provide a manufacturing method for the antenna device, and to provide a radio wave receiver.

As shown in Fig.9(a), a plurality of plate members 101a in a same shape and formed with magnetic material are laminated by shifting the plate members 101a to the longitudinal direction. As shown in Fig.9(b), a core 101 is formed with the length L2 longer than the length L1 of the plate members 101a in the longitudinal direction. As shown in Fig.9(c), a coil 102 is wound around a part where the plate members 101a are overlapped at the core 101.


Inventors:
SANO TAKASHI
Application Number:
JP2009158555A
Publication Date:
January 20, 2011
Filing Date:
July 03, 2009
Export Citation:
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Assignee:
CASIO COMPUTER CO LTD
International Classes:
H01Q7/08; H01P11/00
Attorney, Agent or Firm:
Hiroshi Arafune
Yoshio Arafune