JPS63283U - - Google Patents

Info

Publication number
JPS63283U
JPS63283U JP9331586U JP9331586U JPS63283U JP S63283 U JPS63283 U JP S63283U JP 9331586 U JP9331586 U JP 9331586U JP 9331586 U JP9331586 U JP 9331586U JP S63283 U JPS63283 U JP S63283U
Authority
JP
Japan
Prior art keywords
circuit
signal
amplifier circuit
received
acoustic
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
JP9331586U
Other languages
English (en)
Other versions
JPH0432628Y2 (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 JP9331586U priority Critical patent/JPH0432628Y2/ja
Publication of JPS63283U publication Critical patent/JPS63283U/ja
Application granted granted Critical
Publication of JPH0432628Y2 publication Critical patent/JPH0432628Y2/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図は音響測深機の回路例図、第２図はその
動作説明用波形図、第３図は本考案の一実施例回
路図、第４図はその動作説明用の波形図、第５図
は本考案の変形例を説明するための波形図、第６
図は他の変形例を示す部分回路図である。 １……同期回路、２……送信部、３……海底、
４……送受波器、５……増幅回路、６……水深計
測回路、７……利得制御回路、８……ゲート回路
、９……マスク幅制御回路、１０……自動利得制
御信号発生回路、１１……マスクゲート信号発生
回路、１２……鋸歯状波信号発生回路、１３……
レベル比較回路、１４……マスク幅制御信号発生
回路、１５……切換スイツチ、１６……直流電源
、１７……可変抵抗器。

Claims (1)

    【実用新案登録請求の範囲】
  1. 増幅回路を介して得られた受波信号と送波信号
    間の時間から水深を測定する音響測深機において
    、上記増幅回路の出力側に増幅回路の利得の大き
    さに対応して受波信号の着信時までに入る送波信
    号その他の信号のマスク幅が調節されるゲート回
    路を設けたことを特徴とする音響測深機。
JP9331586U 1986-06-20 1986-06-20 Expired JPH0432628Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9331586U JPH0432628Y2 (ja) 1986-06-20 1986-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9331586U JPH0432628Y2 (ja) 1986-06-20 1986-06-20

Publications (2)

Publication Number Publication Date
JPS63283U true JPS63283U (ja) 1988-01-05
JPH0432628Y2 JPH0432628Y2 (ja) 1992-08-05

Family

ID=30955799

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9331586U Expired JPH0432628Y2 (ja) 1986-06-20 1986-06-20

Country Status (1)

Country Link
JP (1) JPH0432628Y2 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07185043A (ja) * 1993-12-28 1995-07-25 Miyoujiyou Gomme Kogyo Kk 球技用ボールの製造方法
JPWO2016132742A1 (ja) * 2015-02-18 2017-12-21 日本電気株式会社 信号処理装置、処理方法とプログラム、ならびに、目標検出装置、検出方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07185043A (ja) * 1993-12-28 1995-07-25 Miyoujiyou Gomme Kogyo Kk 球技用ボールの製造方法
JPWO2016132742A1 (ja) * 2015-02-18 2017-12-21 日本電気株式会社 信号処理装置、処理方法とプログラム、ならびに、目標検出装置、検出方法
US10761185B2 (en) 2015-02-18 2020-09-01 Nec Corporation Signal processing device, signal processing method, recording medium, target detection device, and target detection method

Also Published As

Publication number Publication date
JPH0432628Y2 (ja) 1992-08-05

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