JPH02116396U - - Google Patents
Info
- Publication number
- JPH02116396U JPH02116396U JP2021089U JP2021089U JPH02116396U JP H02116396 U JPH02116396 U JP H02116396U JP 2021089 U JP2021089 U JP 2021089U JP 2021089 U JP2021089 U JP 2021089U JP H02116396 U JPH02116396 U JP H02116396U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle
- sensor
- sensors
- exist
- detect
- 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 claims description 5
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案の一実施例を示す車両検出装置
を示す模式図、第２図は同実施例の概略構成を示
すブロツク図、第３図は動作を示すタイムチヤー
ト、第４図は本考案の他の実施例に係わる車両検
出装置を示す模式図、第５図は同実施例の概略構
成を示すブロツク図、第６図は動作を示すタイム
チヤート、第７図は従来の車両検出装置が組込ま
れた駐車場を示す図である。
１，１２ａ……車両、１４……フオトセンサ、
１７，２３……超音波センサ、１９，２４，２９
，３１……アンドゲート、２１……第１のセンサ
、２２……第２のセンサ、３２……フリツプフロ
ツプ。
Fig. 1 is a schematic diagram showing a vehicle detection device according to an embodiment of the present invention, Fig. 2 is a block diagram showing a schematic configuration of the same embodiment, Fig. 3 is a time chart showing the operation, and Fig. 4 is a diagram of the present invention. A schematic diagram showing a vehicle detection device according to another embodiment of the invention, FIG. 5 is a block diagram showing the schematic configuration of the same embodiment, FIG. 6 is a time chart showing the operation, and FIG. 7 is a conventional vehicle detection device It is a diagram showing a parking lot with a built-in parking lot. 1, 12a...vehicle, 14...photo sensor,
17, 23... Ultrasonic sensor, 19, 24, 29
, 31...and gate, 21...first sensor, 22...second sensor, 32...flip-flop.
Claims (1)
おける互いに異なる位置を、互いに異なる方向か
ら、前記各位置に物体が存在することを検出する
複数のセンサ１４，１７，２１，２２，２３と、
この各センサの物体検出信号の論理積値を車両検
出信号として出力する論理回路１９，２４，２８
，２９，３１，３２とを備えた車両検出装置。 a plurality of sensors 14, 17, 21, 22, 23 that detect the presence of objects at different positions in a space where one vehicle 12, 12a can exist from different directions;
Logic circuits 19, 24, 28 that output the logical product value of the object detection signals of each sensor as a vehicle detection signal
, 29, 31, 32.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021089U JPH02116396U (en) | 1989-02-27 | 1989-02-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021089U JPH02116396U (en) | 1989-02-27 | 1989-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02116396U true JPH02116396U (en) | 1990-09-18 |
Family
ID=31236377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021089U Pending JPH02116396U (en) | 1989-02-27 | 1989-02-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02116396U (en) |
-
1989
- 1989-02-27 JP JP2021089U patent/JPH02116396U/ja active Pending
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