Mobile communication device

Details Mobile communication device Mobile communication device

2004-11-24

2009-02-24

Lee, Seung H (Department: 2887)

Registers

Records

Magnetic

C235S449000, C235S451000, C235S492000, C455S575700

Reexamination Certificate

active

07494069

ABSTRACT:
There is provided with a portable communication device which can perform proximity contactless communication without reducing a distance capable of performing the proximity contactless communication thereby to improve convenience and prevent degradation of the characteristics of the proximity contactless communication.In a mobile communication device1with a proximity contactless communication function, antennas14A to14C for performing the proximity contactless communication with an external proximity contactless communication device2are provided on the plural surfaces of the casing10of the mobile communication device1. Each of the antennas14A to14C has one or more loops and the antennas14A to14C are coupled in series.

REFERENCES:
patent: 6814284 (2004-11-01), Ehlers et al.
patent: 6840448 (2005-01-01), Fukushima et al.
patent: 7251501 (2007-07-01), Halpern
patent: 7262736 (2007-08-01), Sunaga
patent: 2002/0183094 (2002-12-01), Seita
patent: 8-44833 (1996-02-01), None
patent: 11-316806 (1999-11-01), None
patent: 2000-121306 (2000-04-01), None
patent: 2001-28037 (2001-01-01), None
patent: 2001-319206 (2001-11-01), None
patent: 2002-236901 (2002-08-01), None
patent: 2002-314313 (2002-10-01), None
patent: 2003-67692 (2003-03-01), None

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