Invention Grant
- Patent Title: Antenna device
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Application No.: US15098854Application Date: 2016-04-14
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Publication No.: US09905924B2Publication Date: 2018-02-27
- Inventor: Toshifumi Komachi , Hirohumi Asou , Toshio Tomonari
- Applicant: TDK Corporation
- Applicant Address: JP Tokyo
- Assignee: TDK CORPORATION
- Current Assignee: TDK CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Young Law Firm, P.C.
- Priority: JP2015-092040 20150428
- Main IPC: H01Q7/00
- IPC: H01Q7/00 ; H01F27/28 ; H01F27/24 ; G06K19/077 ; H01Q1/22
Abstract:
An antenna device is provided with a magnetic core having a winding core, an antenna coil having a wire wound around the winding core, and a metal layer crossing a coil axis direction of the antenna coil. The metal layer has a slit and an edge of the slit crosses an inner diameter portion of the antenna coil in a plan view.
Public/Granted literature
- US20160322706A1 ANTENNA DEVICE Public/Granted day:2016-11-03
Information query
