JPH03274904A - ヘリカルアンテナ - Google Patents

ヘリカルアンテナ

Info

Publication number
JPH03274904A
JPH03274904A JP7347190A JP7347190A JPH03274904A JP H03274904 A JPH03274904 A JP H03274904A JP 7347190 A JP7347190 A JP 7347190A JP 7347190 A JP7347190 A JP 7347190A JP H03274904 A JPH03274904 A JP H03274904A
Authority
JP
Japan
Prior art keywords
conductor
wire
power feeding
coaxial wire
conductors
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.)
Granted
Application number
JP7347190A
Other languages
English (en)
Other versions
JP2823644B2 (ja
Inventor
Noriyoshi Terada
矩芳 寺田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP7347190A priority Critical patent/JP2823644B2/ja
Publication of JPH03274904A publication Critical patent/JPH03274904A/ja
Application granted granted Critical
Publication of JP2823644B2 publication Critical patent/JP2823644B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (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。

Description

【発明の詳細な説明】 は円錐ビームを説明する図、第３図は従来の４線巻ヘリ
カルアンテナの給電方法を説明する図、第４図はヘリカ
ル上の電圧および電流分布を説明する図、第５図は本発
明の第１の実施例を示す図、第６図は本発明の第２の実
施例を示す図、第７図は本発明の第３の実施例を示す図
、第８図は本発明の実施例における入力特性の実測例を
示す図、第９図、第１０図は実施例の円偏波アンテナの
放射指向性の実測値を示す図である。
１・・・・・・ヘリカルアンテナ、２・・・・・・同軸
線、３・・・・・・整合回路、４・・・・・・給電点、
５・・・・・・本発明におけるヘリカル放射部導体、６
・・・・・・本発明におけるヘリカル放射部となる同軸
線、７・・・・・・給電点付近に挿入したインダクタン
ス、８・・・・・・給電点近傍に配置した金属円筒、９
・・・・・・ヘリカルの巻終わりに挿入したインピーダ
ンス、１０・・・・・・衛星、１１・・・・・・バラン

Claims (1)

    【特許請求の範囲】
  1. 少なくとも一組の２本の導体線よりなる放射部を有する
    ヘリカルアンテナであって、アンテナの一端に給電点を
    持つとともに他端に給電同軸線による送受信信号を取り
    出すことのできる端子をもち、アンテナの放射部の１組
    の導体線の内の一方の導体線は同軸線よりなり、他のひ
    とつの導体線は給電点において同軸線よりなる導体線の
    中心導体と電気的に接続されるとともに、それぞれの導
    体線が同一のピッチで巻装されており、ヘリカルアンテ
    ナの給電端子側において両方の導体が電気的に短絡され
    ている構造を有することを特徴とするヘリカルアンテナ
    。
JP7347190A 1990-03-26 1990-03-26 ヘリカルアンテナ Expired - Lifetime JP2823644B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7347190A JP2823644B2 (ja) 1990-03-26 1990-03-26 ヘリカルアンテナ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7347190A JP2823644B2 (ja) 1990-03-26 1990-03-26 ヘリカルアンテナ

Publications (2)

Publication Number Publication Date
JPH03274904A true JPH03274904A (ja) 1991-12-05
JP2823644B2 JP2823644B2 (ja) 1998-11-11

Family

ID=13519223

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7347190A Expired - Lifetime JP2823644B2 (ja) 1990-03-26 1990-03-26 ヘリカルアンテナ

Country Status (1)

Country Link
JP (1) JP2823644B2 (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0865034A (ja) * 1994-08-25 1996-03-08 Nec Corp ヘリカルアンテナ
JPH0878945A (ja) * 1994-09-06 1996-03-22 Nec Corp ヘリカルアンテナ
US5859621A (en) * 1996-02-23 1999-01-12 Symmetricom, Inc. Antenna
US6181297B1 (en) 1994-08-25 2001-01-30 Symmetricom, Inc. Antenna
US6300917B1 (en) 1999-05-27 2001-10-09 Sarantel Limited Antenna
US6369776B1 (en) 1999-02-08 2002-04-09 Sarantel Limited Antenna
US6552693B1 (en) 1998-12-29 2003-04-22 Sarantel Limited Antenna
US6690336B1 (en) 1998-06-16 2004-02-10 Symmetricom, Inc. Antenna
JP2011243772A (ja) * 2010-05-19 2011-12-01 Auto Network Gijutsu Kenkyusho:Kk 無線送電用コイル及び無線給電システム

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0865034A (ja) * 1994-08-25 1996-03-08 Nec Corp ヘリカルアンテナ
US6181297B1 (en) 1994-08-25 2001-01-30 Symmetricom, Inc. Antenna
JPH0878945A (ja) * 1994-09-06 1996-03-22 Nec Corp ヘリカルアンテナ
US5859621A (en) * 1996-02-23 1999-01-12 Symmetricom, Inc. Antenna
US6690336B1 (en) 1998-06-16 2004-02-10 Symmetricom, Inc. Antenna
US6552693B1 (en) 1998-12-29 2003-04-22 Sarantel Limited Antenna
US6369776B1 (en) 1999-02-08 2002-04-09 Sarantel Limited Antenna
US6300917B1 (en) 1999-05-27 2001-10-09 Sarantel Limited Antenna
JP2011243772A (ja) * 2010-05-19 2011-12-01 Auto Network Gijutsu Kenkyusho:Kk 無線送電用コイル及び無線給電システム

Also Published As

Publication number Publication date
JP2823644B2 (ja) 1998-11-11

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