ANTENNA DEVICE AND ELECTRONIC APPARATUS

Title:

ANTENNA DEVICE AND ELECTRONIC APPARATUS

Document Type and Number:

Japanese Patent JP2015142224

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide an antenna device that achieves a proximity layout between an antenna and a conductor at low cost without reducing a conductor area.SOLUTION: The antenna device includes: an antenna that performs communication or power transmission by electromagnetic induction coupling; and a conductor plate disposed near the antenna. The conductor plate has an electromagnetic band gap structure. The electromagnetic band gap structure has an electromagnetic band gap in a frequency band of an RF magnetic field that is transmitted or received by the antenna.

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Inventors:

ASAI KAZUSHI

Application Number:

JP2014013637A

Publication Date:

August 03, 2015

Filing Date:

January 28, 2014

Export Citation:

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Assignee:

CANON KK

International Classes:

H01Q15/14; G06K19/07; G06K19/077; H01Q7/00

Attorney, Agent or Firm:

Yasunori Otsuka
Shiro Takayanagi
Yasuhiro Otsuka
Shuji Kimura
Osamu Shimoyama
Nagakawa Yukimitsu

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