Title:
アンテナ装置およびその製造方法
Document Type and Number:
Japanese Patent JP6750488
Kind Code:
B2
Abstract:
To suppress deviation between a median value of a resonance frequency distribution of a manufactured antenna device and a design value of a resonance frequency, provided are an antenna device and a manufacturing method for the antenna device, the antenna device including at least: a plurality of rod-like cores (20) arranged in series; a coil (30) formed by winding a conductive wire; and a capacitor electrically connected to the coil (30), in which a first rod-like core (20A), which is selected from the plurality of rod-like cores (20), and a second rod-like core (20B), which is selected from the plurality of rod-like cores (20) and is arranged on any one end portion side of the first rod-like core (20A), are arranged apart from each other, and in which at least one end surface, which is selected from an end surface (22A) of the first rod-like core (20A) on a side on which the second rod-like core (20B) is arranged and an end surface (22B) of the second rod-like core (20B) on a side on which the first rod-like core (20A) is arranged, is located on an inner peripheral side of the coil (30).
Inventors:
Inoue
Doji Isao
Kei Tanaka
Takanari Fujimaki
Yoshinori Miura
Kawasaki Taishi
Hiromitsu Kuriki
Rokuka Takanobu
Hiroyuki Miyazaki
Doji Isao
Kei Tanaka
Takanari Fujimaki
Yoshinori Miura
Kawasaki Taishi
Hiromitsu Kuriki
Rokuka Takanobu
Hiroyuki Miyazaki
Application Number:
JP2016235337A
Publication Date:
September 02, 2020
Filing Date:
December 02, 2016
Export Citation:
Assignee:
Sumida Corporation
International Classes:
H01Q7/08; H01P11/00
Domestic Patent References:
JP48019550Y1 | ||||
JP9027708A | ||||
JP8271659A | ||||
JP2014146873A | ||||
JP2016134848A |
Foreign References:
US20090278689 | ||||
CN1507677A |
Attorney, Agent or Firm:
Iat International Patent Business Corporation