Title:
アンテナ装置
Document Type and Number:
Japanese Patent JP5003653
Kind Code:
B2
Abstract:
To provide an antenna device which is arranged on a battery pack surely provided to a communication apparatus such as a cellular phone, has the same shape in any cellular phone, is compact and is inexpensive.
The antenna device includes a metallic battery pack 6 containing a battery, a magnetic body 3 formed on the battery pack 6, and a coil 2 wound around the magnetic body 3, and communication using the coil 2 on the battery pack 6 is carried out by obtaining an eddy current generated on the surface of the battery pack 6.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Koichi Nakamura
Fukushima Fumio
Kuniaki Kiyosue
Makoto Kamitsuma
Fukushima Fumio
Kuniaki Kiyosue
Makoto Kamitsuma
Application Number:
JP2008279450A
Publication Date:
August 15, 2012
Filing Date:
October 30, 2008
Export Citation:
Assignee:
Panasonic Corporation
International Classes:
H01Q7/06; H01M2/10
Domestic Patent References:
| JP2004320571A | ||||
| JP2008035459A | ||||
| JP2002341059A | ||||
| JP2002217635A |
Attorney, Agent or Firm:
Hiroki Naito
Daisuke Nagano
Kentaro Fujii
Daisuke Nagano
Kentaro Fujii