Antenna, watch provided with the antenna, and method of...

Details Antenna, watch provided with the antenna, and method of... Antenna, watch provided with the antenna, and method of...

2006-06-13

2006-06-13

Le, Hoanganh (Department: 2821)

Communications: radio wave antennas

Antennas

Body-attached or connected

C343S788000

Reexamination Certificate

active

07061439

ABSTRACT:
An antenna includes an elongate laminated core, a core case having an electrical insulating property and housing the core, and a coil wound around the core between both end portions of the core through the case. The core has a first and second groups, each including thin plates of amorphous soft magnetic alloy laminated with each other, and is configured by stacking the first and second groups one another. Each of the thin plates of the core includes flanges provided at both end portions thereof, and a coil wound portion between the both end portions, and the case includes projections, which push the both end portions of the thin plates of the second group to separate from the both end portions of the thin plates of the first group in the laminating direction of the thin plates of the core while the core is housed in the case.

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