JPS62152282U - - Google Patents

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Publication number
JPS62152282U
JPS62152282U JP4014786U JP4014786U JPS62152282U JP S62152282 U JPS62152282 U JP S62152282U JP 4014786 U JP4014786 U JP 4014786U JP 4014786 U JP4014786 U JP 4014786U JP S62152282 U JPS62152282 U JP S62152282U
Authority
JP
Japan
Prior art keywords
time width
detecting
peak
peak wave
detection device
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
JP4014786U
Other languages
Japanese (ja)
Other versions
JPH0452697Y2 (en
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 JP1986040147U priority Critical patent/JPH0452697Y2/ja
Publication of JPS62152282U publication Critical patent/JPS62152282U/ja
Application granted granted Critical
Publication of JPH0452697Y2 publication Critical patent/JPH0452697Y2/ja
Expired legal-status Critical Current

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

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例の超音波物体検知装
置のブロツク図、第２図は第１図に示す実施例装
置の作動を説明するための信号波形図で、ａは装
置と物体の距離を示し、ｂは受信波の波形を示し
、ｃは１／２ピーク値電圧の波形を示し、ｄは各
ピーク波の時間幅を示すパルス波形を表している
。 （符号の説明）、１…超音波物体検知装置、２
…コンピユータ、３…出力装置、５…超音波ユニ
ツト、５ａ…送信センサ、５ｂ…受信センサ、１
６…Ｄ／Ａコンバータ、１７…コンパレータ。 FIG. 1 is a block diagram of an ultrasonic object detection device according to an embodiment of the present invention, and FIG. 2 is a signal waveform diagram for explaining the operation of the embodiment device shown in FIG. The distance is shown, b shows the waveform of the received wave, c shows the waveform of the 1/2 peak value voltage, and d shows the pulse waveform showing the time width of each peak wave. (Explanation of symbols), 1... Ultrasonic object detection device, 2
...Computer, 3...Output device, 5...Ultrasonic unit, 5a...Transmission sensor, 5b...Reception sensor, 1
6...D/A converter, 17...Comparator.

Claims (1)

【実用新案登録請求の範囲】 １ 超音波をパルス状に発信し、その反射波を受
信して物体を検知する超音波物体検知装置におい
て、 受信される信号に含まれるピーク波のピーク値
を検出するピーク値検出手段と、そのピーク波の
時間幅を検出する時間幅検出手段と、一つのピー
ク波のピーク値と時間幅の比に基づいてそのピー
ク波が反射波によるものかノイズによるものかを
弁別する弁別手段とを具備してなることを特徴と
する超音波物体検知装置。 ２ 時間幅が、ピーク値の１／２以上となるピー
ク波の時間幅である実用新案登録請求の範囲第１
項記載の超音波物体検知装置。[Claims for Utility Model Registration] 1. In an ultrasonic object detection device that detects an object by emitting pulsed ultrasonic waves and receiving the reflected waves, detecting the peak value of the peak wave included in the received signal. a peak value detection means for detecting the time width of the peak wave; a time width detection means for detecting the time width of the peak wave; and a time width detection means for detecting the time width of the peak wave; An ultrasonic object detection device comprising: discrimination means for discriminating. 2. Utility model registration claim 1 whose time width is the time width of a peak wave that is 1/2 or more of the peak value.
The ultrasonic object detection device described in .
JP1986040147U 1986-03-18 1986-03-18 Expired JPH0452697Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986040147U JPH0452697Y2 (en) 1986-03-18 1986-03-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986040147U JPH0452697Y2 (en) 1986-03-18 1986-03-18

Publications (2)

Publication Number Publication Date
JPS62152282U true JPS62152282U (en) 1987-09-26
JPH0452697Y2 JPH0452697Y2 (en) 1992-12-10

Family

ID=30853970

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986040147U Expired JPH0452697Y2 (en) 1986-03-18 1986-03-18

Country Status (1)

Country Link
JP (1) JPH0452697Y2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030389A1 (en) * 2009-09-14 2011-03-17 三菱電機株式会社 Ultrasonic detector
WO2019229896A1 (en) * 2018-05-30 2019-12-05 三菱電機株式会社 Ultrasonic rangefinder
KR20210066618A (en) * 2019-11-28 2021-06-07 주식회사 씨자인 Object recognition system using ultrasonic sensor and recognition method therefor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57187674A (en) * 1981-05-15 1982-11-18 Koden Electronics Co Ltd Reflection finder
JPS59166187U (en) * 1983-04-22 1984-11-07 株式会社明電舎 Ultrasonic distance measuring device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57187674A (en) * 1981-05-15 1982-11-18 Koden Electronics Co Ltd Reflection finder
JPS59166187U (en) * 1983-04-22 1984-11-07 株式会社明電舎 Ultrasonic distance measuring device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011030389A1 (en) * 2009-09-14 2011-03-17 三菱電機株式会社 Ultrasonic detector
JP5634404B2 (en) * 2009-09-14 2014-12-03 三菱電機株式会社 Ultrasonic detector
US9146307B2 (en) 2009-09-14 2015-09-29 Mitsubishi Electric Corporation Ultrasonic detection device
WO2019229896A1 (en) * 2018-05-30 2019-12-05 三菱電機株式会社 Ultrasonic rangefinder
KR20210066618A (en) * 2019-11-28 2021-06-07 주식회사 씨자인 Object recognition system using ultrasonic sensor and recognition method therefor

Also Published As

Publication number Publication date
JPH0452697Y2 (en) 1992-12-10

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