JPS5877481U - object detection device - Google Patents
object detection deviceInfo
- Publication number
- JPS5877481U JPS5877481U JP17206981U JP17206981U JPS5877481U JP S5877481 U JPS5877481 U JP S5877481U JP 17206981 U JP17206981 U JP 17206981U JP 17206981 U JP17206981 U JP 17206981U JP S5877481 U JPS5877481 U JP S5877481U
- Authority
- JP
- Japan
- Prior art keywords
- light
- scanning
- detection device
- object detection
- output
- 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
- 238000001514 detection method Methods 0.000 title claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は物体（車輌）検知装置を示す構成図、第２図は
第１図の変形例を示す概略図、第３図は物体検知装置に
おける発、受光素子の走査波形を示す波形図、第４図は
−この考案の実施例を示すブロック図、第５図は第４図
の動作を説明するための波形図である。
符号説明、１・・・・・・発光器、２・・・・・・受光
器、３・・・ □・・・連結棒、４・・・・・・道路
、１１・・・・・・アナログスイッチ、１２．１２’・
・・・・・光検知回路、１３・・・・・・Ｉ１０ポート
、１４・・・・・・演算制御装置、１５・・・・・・メ
モリ、１６・・・・・・タイマ、Ｌ・・・・・・発光器
、Ｓ・・・・・・受光器、Ｓｐ・・・・・・同期用受光
器。FIG. 1 is a configuration diagram showing an object (vehicle) detection device, FIG. 2 is a schematic diagram showing a modification of FIG. FIG. 4 is a block diagram showing an embodiment of this invention, and FIG. 5 is a waveform diagram for explaining the operation of FIG. 4. Explanation of symbols, 1... Emitter, 2... Receiver, 3... □... Connecting rod, 4... Road, 11... Analog switch, 12.12'・
...Photodetection circuit, 13...I10 port, 14...Arithmetic control unit, 15...Memory, 16...Timer, L. ...Emitter, S...Receiver, Sp...Receiver for synchronization.
Claims (1)
る複数の発光器と対向して配置され該発光器からの光を
受光する複数の受光器と、該複数の受光器を前記発光器
と同期させて走査する走査手段とを備え、該走査出力に
もとづいて前記複数の発、受光器間を通過する物体を１
つずつ区別して検知しうるようにした物体検知装置にお
いて、走査順序または走査時点が予め決められている前
記゛ 発光器の光を受光する少なくとも１つの同期信号
用受光器と、該同期信号用受光出力にもとづいて他の受
光器１つ当たりの走査時間または周期を演算する演算装
置とを設け、該演算出力にて前゛記走査手段による各受
光器の走査時間または周期を決めて制御することにより
、前記複数の受光器を発光器と同期させて走査するよう
にしたことを特徴とする物体検知装置。A plurality of light receivers are disposed facing a plurality of light emitters and receive light from the light emitters, which are scanned in a predetermined order for a predetermined period of time; scanning means for scanning in synchronization with the light receiving device, and based on the scanning output, the object passing between the plurality of light emitting devices and the light receiving device is detected.
In an object detection device capable of distinguishing and detecting each object, the scanning order or scanning time point is predetermined. and an arithmetic device that calculates a scanning time or cycle for each of the other light receivers based on the output, and the scanning time or cycle of each light receiver by the scanning means is determined and controlled using the arithmetic output. An object detection device characterized in that the plurality of light receivers are scanned in synchronization with a light emitter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17206981U JPS5877481U (en) | 1981-11-20 | 1981-11-20 | object detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17206981U JPS5877481U (en) | 1981-11-20 | 1981-11-20 | object detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5877481U true JPS5877481U (en) | 1983-05-25 |
Family
ID=29963975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17206981U Pending JPS5877481U (en) | 1981-11-20 | 1981-11-20 | object detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5877481U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62132491U (en) * | 1986-02-14 | 1987-08-21 |
-
1981
- 1981-11-20 JP JP17206981U patent/JPS5877481U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62132491U (en) * | 1986-02-14 | 1987-08-21 |
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