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US 2014/0176380 A1Published application
Multilayer ferrite sheet, antenna device using the same, and manufacturing method thereof
AssigneeSamsung Electro-Machanics Co., Ltd.
InventorsDong Hyeok Choi, Jin Young Kim, Sung Yong An, Ji Man Ryu
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Abstract
There are provided a multilayer ferrite sheet capable of performing communications in a wideband frequency, an antenna device using the same, and a manufacturing method thereof. The multilayer ferrite sheet includes: a Y-type hexaferrite layer; and a Z-type hexaferrite layer, wherein the Y-type hexaferrite and the Z-type hexaferrite are alternately laminated.
Claims19
A multilayer ferrite sheet comprising:
- a Y-type hexaferrite layer;
- and
- a Z-type hexaferrite layer,
- wherein the Y-type hexaferrite and the Z-type hexaferrite are alternately laminated.
1 more element
An antenna device comprising:
- a multilayer ferrite sheet formed by alternately laminating a first ferrite sheet and a second ferrite sheet;
- and
- a radiator formed on at least one surface of the multilayer ferrite sheet.
A method for manufacturing an antenna device, the method comprising:
- preparing a first ferrite sheet and a second ferrite sheet;
- and
- alternately laminating the first ferrite sheet and the second ferrite sheet.
Dependencies are inferred from the claim text.