JPS59111345U - magnetic field coupling coil - Google Patents

magnetic field coupling coil

Info

Publication number
JPS59111345U
JPS59111345U JP470583U JP470583U JPS59111345U JP S59111345 U JPS59111345 U JP S59111345U JP 470583 U JP470583 U JP 470583U JP 470583 U JP470583 U JP 470583U JP S59111345 U JPS59111345 U JP S59111345U
Authority
JP
Japan
Prior art keywords
magnetic field
field coupling
coupling coil
coil
pot
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP470583U
Other languages
Japanese (ja)
Inventor
近藤　則昭
正樹 小林
Original Assignee
沖電気工業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 沖電気工業株式会社 filed Critical 沖電気工業株式会社
Priority to JP470583U priority Critical patent/JPS59111345U/en
Publication of JPS59111345U publication Critical patent/JPS59111345U/en
Pending legal-status Critical Current

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  • Coils Or Transformers For Communication (AREA)
  • Near-Field Transmission Systems (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はバーアンテナコイルの使用例の説明図、第２図
はバーアンテナコイルの平行磁界における特性の説明図
、第３図はバーアンテナの磁気的結合の指向性、第４図
は本考案の実施例を示す斜視図、第５図は実施例の磁界
結合コイルの使用例の説明図、第６図は磁界結合コイル
の平行磁界における特性の説明図、第′７図は磁界結合
コイルの磁気的結合の指向性である。 １．２・・・バーアンテナコイル、３・・・送信機、４
・・・受信機、５・・・壷状のフェライトコア、６・・
・壷状フェライトコア５の突出部、７・・・コイル、８
．　９−・・・磁界結合コイル。Figure 1 is an explanatory diagram of an example of the use of a bar antenna coil, Figure 2 is an explanatory diagram of the characteristics of a bar antenna coil in a parallel magnetic field, Figure 3 is the directivity of magnetic coupling of the bar antenna, and Figure 4 is an illustration of the present invention. Fig. 5 is an explanatory diagram of an example of the use of the magnetic field coupling coil of the embodiment, Fig. 6 is an explanatory diagram of the characteristics of the magnetic field coupling coil in a parallel magnetic field, and Fig. '7 is an illustration of the magnetic field coupling coil's characteristics in a parallel magnetic field. It is the directionality of magnetic coupling. 1.2... Bar antenna coil, 3... Transmitter, 4
... Receiver, 5... Urn-shaped ferrite core, 6...
・Protrusion of pot-shaped ferrite core 5, 7...Coil, 8
．． 9-...Magnetic field coupling coil.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 磁気的結合により信号を送信、受信する装置の磁界結合
コイルにおいて、内側の底部から突出した棒状の突出部
を有し、入口が開放している壷状コアと、前記棒状の突
出部に巻かれたコイルとからなり、前記壷状コアの入口
の外側方向に対し磁気的結合の指向性を鋭くしたことを
特徴とする磁界結合コイル。A magnetic field coupling coil for a device that transmits and receives signals by magnetic coupling includes a pot-shaped core having a bar-shaped protrusion protruding from an inner bottom and an open entrance, and a coil wound around the bar-shaped protrusion. 1. A magnetic field coupling coil, characterized in that the directionality of magnetic coupling is sharpened toward the outside of the entrance of the pot-shaped core.
JP470583U 1983-01-19 1983-01-19 magnetic field coupling coil Pending JPS59111345U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP470583U JPS59111345U (en) 1983-01-19 1983-01-19 magnetic field coupling coil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP470583U JPS59111345U (en) 1983-01-19 1983-01-19 magnetic field coupling coil

Publications (1)

Publication Number Publication Date
JPS59111345U true JPS59111345U (en) 1984-07-27

Family

ID=30136301

Family Applications (1)

Application Number Title Priority Date Filing Date
JP470583U Pending JPS59111345U (en) 1983-01-19 1983-01-19 magnetic field coupling coil

Country Status (1)

Country Link
JP (1) JPS59111345U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52135113A (en) * 1976-05-08 1977-11-11 Japanese National Railways<Jnr> Thyrister linear motor control induction radio line

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52135113A (en) * 1976-05-08 1977-11-11 Japanese National Railways<Jnr> Thyrister linear motor control induction radio line

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