JPS5925489U - Ultrasonic receiving circuit - Google Patents

Ultrasonic receiving circuit

Info

Publication number
JPS5925489U
JPS5925489U JP12053982U JP12053982U JPS5925489U JP S5925489 U JPS5925489 U JP S5925489U JP 12053982 U JP12053982 U JP 12053982U JP 12053982 U JP12053982 U JP 12053982U JP S5925489 U JPS5925489 U JP S5925489U
Authority
JP
Japan
Prior art keywords
receiving circuit
ultrasonic receiving
ultrasonic
amplifier
amplification degree
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
JP12053982U
Other languages
Japanese (ja)
Inventor
新井　昇幸
Original Assignee
サンデン株式会社
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 サンデン株式会社 filed Critical サンデン株式会社
Priority to JP12053982U priority Critical patent/JPS5925489U/en
Publication of JPS5925489U publication Critical patent/JPS5925489U/en
Pending legal-status Critical Current

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Landscapes

  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (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図は従来の超音波受波回路の構成図、第２図はその
各部の信号波形図、第３図は本考案の一実施例の概略構
成図、第４図はその各部の信号波形図、第５図は第３図
の増幅器７の特性図。 図中、１は超音波受波素子、２は増幅器、３は帯域通過
濾波器、４はアナログスイッチ、７は増幅器、８はエン
ベロープジェネレータ。Fig. 1 is a block diagram of a conventional ultrasonic receiving circuit, Fig. 2 is a signal waveform diagram of each part thereof, Fig. 3 is a schematic block diagram of an embodiment of the present invention, and Fig. 4 is a signal waveform of each part thereof. 5 is a characteristic diagram of the amplifier 7 of FIG. 3. In the figure, 1 is an ultrasonic receiving element, 2 is an amplifier, 3 is a band pass filter, 4 is an analog switch, 7 is an amplifier, and 8 is an envelope generator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 反射型超音波物体検出装置の超音波受波回路において、
超音波受波素子からの出力を増幅する増幅度一定の増幅
器の出力側に時間経過と共に増幅度が変化する増幅器を
接続したことを特徴とする超音波受波回路。In the ultrasonic receiving circuit of a reflection type ultrasonic object detection device,
An ultrasonic receiving circuit characterized in that an amplifier whose amplification degree changes over time is connected to the output side of an amplifier with a constant amplification degree that amplifies the output from an ultrasonic wave receiving element.
JP12053982U 1982-08-10 1982-08-10 Ultrasonic receiving circuit Pending JPS5925489U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12053982U JPS5925489U (en) 1982-08-10 1982-08-10 Ultrasonic receiving circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12053982U JPS5925489U (en) 1982-08-10 1982-08-10 Ultrasonic receiving circuit

Publications (1)

Publication Number Publication Date
JPS5925489U true JPS5925489U (en) 1984-02-17

Family

ID=30276225

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12053982U Pending JPS5925489U (en) 1982-08-10 1982-08-10 Ultrasonic receiving circuit

Country Status (1)

Country Link
JP (1) JPS5925489U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63209764A (en) * 1987-02-25 1988-08-31 Ishikawajima Harima Heavy Ind Co Ltd Electrostatic classificating method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5465568A (en) * 1977-11-02 1979-05-26 Omron Tateisi Electronics Co Ultrasonic system object detector
JPS55154478A (en) * 1979-05-21 1980-12-02 Yokogawa Hokushin Electric Corp Ultrasonic wave measuring apparatus

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5465568A (en) * 1977-11-02 1979-05-26 Omron Tateisi Electronics Co Ultrasonic system object detector
JPS55154478A (en) * 1979-05-21 1980-12-02 Yokogawa Hokushin Electric Corp Ultrasonic wave measuring apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63209764A (en) * 1987-02-25 1988-08-31 Ishikawajima Harima Heavy Ind Co Ltd Electrostatic classificating method

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