JPS6331381U - - Google Patents

Info

Publication number
JPS6331381U
JPS6331381U JP12530886U JP12530886U JPS6331381U JP S6331381 U JPS6331381 U JP S6331381U JP 12530886 U JP12530886 U JP 12530886U JP 12530886 U JP12530886 U JP 12530886U JP S6331381 U JPS6331381 U JP S6331381U
Authority
JP
Japan
Prior art keywords
distance
predetermined amount
switching
radio wave
antennas
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
JP12530886U
Other languages
English (en)
Other versions
JPH056548Y2 (ja
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 filed Critical
Priority to JP1986125308U priority Critical patent/JPH056548Y2/ja
Publication of JPS6331381U publication Critical patent/JPS6331381U/ja
Application granted granted Critical
Publication of JPH056548Y2 publication Critical patent/JPH056548Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)

Description

【図面の簡単な説明】
第１図は実施例のブロツク図、第２図ａ，ｂ，
ｃは原理図、第３図は波形図を示す。 １０Ａ，１０Ｂ……アンテナ、１１……遅延回
路、１２……切換回路、１３……切換波回路、１
４……選択増巾回路、１５……ＦＭ検波回路、１
６……ろ波回路、１７……スピーカ、１８……Ａ
Ｍ検波回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 間隔配置した２つのアンテナの各受波信号を交
    互に切換えて得られる切換探知信号中の切換時点
    における位相差の変化により電波の到来方向を探
    知する方向探知機において、 ａ 前記各受波信号の一方を所定量Ｔ遅延して遅
    延信号を得る遅延手段と、 ｂ 前記２つのアンテナの間隔ｌと前記所定量Ｔ
    の間に電波が伝播する距離ｄとの和が、探知する
    電波の波長λの１／２以下で、できるだけ大きい
    値をとる条件に設定する手段と を具備することにより前記間隔ｌが電波の波長の
    １／２よりもはるかに小さい場合でも高感度の方
    向探知が得られるようにしたことを特徴とする方
    向探知機。
JP1986125308U 1986-08-18 1986-08-18 Expired - Lifetime JPH056548Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986125308U JPH056548Y2 (ja) 1986-08-18 1986-08-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986125308U JPH056548Y2 (ja) 1986-08-18 1986-08-18

Publications (2)

Publication Number Publication Date
JPS6331381U true JPS6331381U (ja) 1988-02-29
JPH056548Y2 JPH056548Y2 (ja) 1993-02-19

Family

ID=31018094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986125308U Expired - Lifetime JPH056548Y2 (ja) 1986-08-18 1986-08-18

Country Status (1)

Country Link
JP (1) JPH056548Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02170075A (ja) * 1988-10-31 1990-06-29 Trw Inc 高周波信号方向探知装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4875188A (ja) * 1972-01-12 1973-10-09
JPS61139770A (ja) * 1984-12-12 1986-06-27 Koden Electronics Co Ltd 簡易形方向探知装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4875188A (ja) * 1972-01-12 1973-10-09
JPS61139770A (ja) * 1984-12-12 1986-06-27 Koden Electronics Co Ltd 簡易形方向探知装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02170075A (ja) * 1988-10-31 1990-06-29 Trw Inc 高周波信号方向探知装置

Also Published As

Publication number Publication date
JPH056548Y2 (ja) 1993-02-19

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