Card type wireless device, antenna coil, and method for...

Details Card type wireless device, antenna coil, and method for... Card type wireless device, antenna coil, and method for...

2008-04-29

2008-04-29

Le, Hoanganh (Department: 2821)

Communications: radio wave antennas

Antennas

Including magnetic material

C343S895000

Reexamination Certificate

active

11429241

ABSTRACT:
An antenna coil includes: an air-core type flat coil body; a coil case; and a reinforce frame. The coil case has a ring shape, which corresponds to the coil body. The coil case includes a coil accommodation space. The coil case further includes a coil side terminal. The reinforce frame is integrated with the coil case along with the circumferential direction of the ring shape of the coil case. The reinforce frame is made of a material having a Young' modulus higher than that of the resin of the coil case.

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patent: 2002-271127 (2002-09-01), None
patent: 2004-64193 (2004-02-01), None
patent: 2005-210223 (2005-08-01), None

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