The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 13, 2006
Filed:
Sep. 06, 2005
Narutoshi Minami, Mitaka, JP;
Takashi Sano, Fussa, JP;
Soh Kimura, Kodaira, JP;
Hirokazu Araki, Kitamoto, JP;
Masahiro Mita, Fukaya, JP;
Tadashi Kotani, Tottori, JP;
Takayuki Ishimoto, Tottori, JP;
Narutoshi Minami, Mitaka, JP;
Takashi Sano, Fussa, JP;
Soh Kimura, Kodaira, JP;
Hirokazu Araki, Kitamoto, JP;
Masahiro Mita, Fukaya, JP;
Tadashi Kotani, Tottori, JP;
Takayuki Ishimoto, Tottori, JP;
Casio Computer Co., Ltd., Tokyo, JP;
Hitachi Ferrite Electronics, Ltd., Tottori, JP;
Hitachi Metals, Ltd., Tokyo, JP;
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.