JPS6074071U - Ultrasonic distance measuring device - Google Patents
Ultrasonic distance measuring deviceInfo
- Publication number
- JPS6074071U JPS6074071U JP16603283U JP16603283U JPS6074071U JP S6074071 U JPS6074071 U JP S6074071U JP 16603283 U JP16603283 U JP 16603283U JP 16603283 U JP16603283 U JP 16603283U JP S6074071 U JPS6074071 U JP S6074071U
- Authority
- JP
- Japan
- Prior art keywords
- measuring device
- ultrasonic
- distance measuring
- waves
- ultrasonic distance
- 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
Links
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
第1図は超音波距離測定装置の回路構成図、第2図は第
1図に示す回路の各部の動作タイミングを示す図、第3
図は第1図に示す装置の従来の超音波受信回路の構成図
、第4図は本考案による超音波距離測定装置の超音波受
信回路の一実施例の構成図、第5図は第4図に示す受信
回路の絶対値回路の1例を示す構成図、第6図は第1図
及び第4図で示される本考案に係る回路の各部動作タイ
ミングを示す図である。
図面中、1は中央処理装置、2はロジック回路、3は超
音波発信回路、4aは超音波受信回路、5は超音波発信
子、6は超音波受信子、7はアクティブバンドパスフィ
ルタ、8は増幅器、9はコンパレータ、10は波形整形
回路、11はトリガ・ラッチ回路、12は絶対値回路で
ある。Figure 1 is a circuit configuration diagram of the ultrasonic distance measuring device, Figure 2 is a diagram showing the operation timing of each part of the circuit shown in Figure 1, and Figure 3 is a diagram showing the operation timing of each part of the circuit shown in Figure 1.
The figure is a block diagram of a conventional ultrasonic receiving circuit of the device shown in Fig. 1, FIG. 4 is a block diagram of an embodiment of the ultrasonic receiving circuit of the ultrasonic distance measuring device according to the present invention, and FIG. FIG. 6 is a block diagram showing an example of the absolute value circuit of the receiving circuit shown in the figure, and FIG. 6 is a diagram showing the operation timing of each part of the circuit according to the present invention shown in FIGS. 1 and 4. In the drawing, 1 is a central processing unit, 2 is a logic circuit, 3 is an ultrasonic transmitter circuit, 4a is an ultrasonic receiver circuit, 5 is an ultrasonic transmitter, 6 is an ultrasonic receiver, 7 is an active bandpass filter, 8 9 is an amplifier, 9 is a comparator, 10 is a waveform shaping circuit, 11 is a trigger/latch circuit, and 12 is an absolute value circuit.
Claims (1)
または透過波の受信時間幅により、測定対象物までの距
離を計測する超音波距離測定装置において、超音波受信
回路に、受信波を全波整流する絶対値回路と、該絶対値
回路の出力を特定の参照電圧と比較して受信波の到達時
点を判定するコンパレータとを設けたことを特徴とする
超音波距離測定装置。In an ultrasonic distance measuring device that transmits and receives ultrasonic waves at predetermined timing and measures the distance to an object based on the reception time width of the reflected or transmitted ultrasonic waves, all received waves are sent to the ultrasonic receiving circuit. An ultrasonic distance measuring device comprising: an absolute value circuit that rectifies waves; and a comparator that compares the output of the absolute value circuit with a specific reference voltage to determine the arrival point of a received wave.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16603283U JPS6074071U (en) | 1983-10-28 | 1983-10-28 | Ultrasonic distance measuring device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16603283U JPS6074071U (en) | 1983-10-28 | 1983-10-28 | Ultrasonic distance measuring device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6074071U true JPS6074071U (en) | 1985-05-24 |
Family
ID=30363594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16603283U Pending JPS6074071U (en) | 1983-10-28 | 1983-10-28 | Ultrasonic distance measuring device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6074071U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5710474A (en) * | 1980-06-23 | 1982-01-20 | Diesel Kiki Co Ltd | Distance measuring equipment |
-
1983
- 1983-10-28 JP JP16603283U patent/JPS6074071U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5710474A (en) * | 1980-06-23 | 1982-01-20 | Diesel Kiki Co Ltd | Distance measuring equipment |
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