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Patent Searching and Data


Title:
PORTABLE EQUIPMENT
Document Type and Number:
Japanese Patent JP2006270681
Kind Code:
A
Abstract:

To provide portable equipment for suppressing the fluctuation of communication characteristics between an antenna module and a reader/writer when they are adjacently faced to each other.

A metallic layer 30 is installed at the incident side of an electromagnetic wave emitted from a reader/writer of a communication face CS of an antenna module 10 incorporated in a terminal main body 22. In the metallic layer 30, a magnetic field for communication is introduced to an antenna coil 15 of the antenna module 10, and a communicating status is secured. The metallic layer 30 is configured of a copper foil or the like, and attached to the predetermined position of the inside or outer surface of the terminal. Thus, it is possible to suppress of the failure of communication due to the position relation of the reader/writer and the terminal main body 22 when they are made adjacent to each other.


Inventors:
TAKAHASHI ISAO
SATO WAKICHI
Application Number:
JP2005087730A
Publication Date:
October 05, 2006
Filing Date:
March 25, 2005
Export Citation:
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Assignee:
SONY CORP
International Classes:
H04B1/59; G06K19/07; G06K19/077; H01Q1/24; H01Q7/00; H01Q19/00; H04B5/02; H04M1/02
Attorney, Agent or Firm:
Yasuo Iisaka