JPS62197081U - - Google Patents

Info

Publication number
JPS62197081U
JPS62197081U JP8050687U JP8050687U JPS62197081U JP S62197081 U JPS62197081 U JP S62197081U JP 8050687 U JP8050687 U JP 8050687U JP 8050687 U JP8050687 U JP 8050687U JP S62197081 U JPS62197081 U JP S62197081U
Authority
JP
Japan
Prior art keywords
seabed
transducer
pulse
transmitting
underwater
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
JP8050687U
Other languages
English (en)
Other versions
JPS643083Y2 (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 JP1987080506U priority Critical patent/JPS643083Y2/ja
Publication of JPS62197081U publication Critical patent/JPS62197081U/ja
Application granted granted Critical
Publication of JPS643083Y2 publication Critical patent/JPS643083Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の実施例を示し、第２図はそ
の動作を説明するための波形図を示す。

Claims (1)

  1. 【実用新案登録請求の範囲】 水中に超音波パルスを送波してその反射波を受
    波する送受波器と、 該送受波器を励振する送信回路と、 上記送受波の受波信号中から海底反射波を選出
    する海底選出手段と、 該選出した海底波を基準にして一定時間後に上
    記送信回路を駆動させる駆動手段と、 上記超音波パルスを送波してから上記海底反射
    波が検出されるまでの時間を測定する手段と、 該測定時間が長くなるに従つて上記超音波パル
    スを送波するときのパルス出力を増大するごとく
    制御を行なうパルス出力制御回路とを具備してな
    る水中探知装置。
JP1987080506U 1987-05-27 1987-05-27 Expired JPS643083Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987080506U JPS643083Y2 (ja) 1987-05-27 1987-05-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987080506U JPS643083Y2 (ja) 1987-05-27 1987-05-27

Publications (2)

Publication Number Publication Date
JPS62197081U true JPS62197081U (ja) 1987-12-15
JPS643083Y2 JPS643083Y2 (ja) 1989-01-26

Family

ID=30931372

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987080506U Expired JPS643083Y2 (ja) 1987-05-27 1987-05-27

Country Status (1)

Country Link
JP (1) JPS643083Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266464A (en) * 1975-11-28 1977-06-01 Hokushin Electric Works Ultrasonic level sensor

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5266464A (en) * 1975-11-28 1977-06-01 Hokushin Electric Works Ultrasonic level sensor

Also Published As

Publication number Publication date
JPS643083Y2 (ja) 1989-01-26

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