JPS62145176U - - Google Patents

Info

Publication number
JPS62145176U
JPS62145176U JP3377286U JP3377286U JPS62145176U JP S62145176 U JPS62145176 U JP S62145176U JP 3377286 U JP3377286 U JP 3377286U JP 3377286 U JP3377286 U JP 3377286U JP S62145176 U JPS62145176 U JP S62145176U
Authority
JP
Japan
Prior art keywords
transmitter
determines
ultrasonic
cycle
reflected pulses
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
JP3377286U
Other languages
English (en)
Other versions
JPH0320789Y2 (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 JP3377286U priority Critical patent/JPH0320789Y2/ja
Publication of JPS62145176U publication Critical patent/JPS62145176U/ja
Application granted granted Critical
Publication of JPH0320789Y2 publication Critical patent/JPH0320789Y2/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図は本考案の一実施例の超音波式物体検知
装置の構成ブロツク図、第2図は物体が近距離に
ある場合の信号波形図、第3図は物体が遠距離に
ある場合の信号波形図である。 (符号の説明)、1…超音波式物体検知装置、
2…発信部、4…ゲート回路、6…パワー制御回
路、7…タイミング制御回路、8…受信部、10
…増幅・検波・整形回路、12…変調・出力回路
、13…スピーカ、L…近距離領域、M…中距離
領域、D…遠距離領域。

Claims (1)

  1. 【実用新案登録請求の範囲】 超音波パルスを所定周期で出力を切替えながら
    間欠的に物体へ向けて出力する発信部、および 反射パルスを受信し、その入力が所定レベル以
    上ある反射パルスの周期を検出し、その周期に基
    づいて物体までの距離判別を行う受信部 を具備してなることを特徴とする超音波式物体検
    知装置。
JP3377286U 1986-03-07 1986-03-07 Expired JPH0320789Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3377286U JPH0320789Y2 (ja) 1986-03-07 1986-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3377286U JPH0320789Y2 (ja) 1986-03-07 1986-03-07

Publications (2)

Publication Number Publication Date
JPS62145176U true JPS62145176U (ja) 1987-09-12
JPH0320789Y2 JPH0320789Y2 (ja) 1991-05-07

Family

ID=30841689

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3377286U Expired JPH0320789Y2 (ja) 1986-03-07 1986-03-07

Country Status (1)

Country Link
JP (1) JPH0320789Y2 (ja)

Also Published As

Publication number Publication date
JPH0320789Y2 (ja) 1991-05-07

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