JPS588175U

JPS588175U - Automotive ultrasonic object detector

Info

Publication number: JPS588175U
Application number: JP10239481U
Authority: JP
Inventors: 本田　省三; 三浦　研造; 忠由牧野; 彦久保　恒雄
Original assignee: 松下電器産業株式会社
Priority date: 1981-07-09
Filing date: 1981-07-09
Publication date: 1983-01-19

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

[Brief explanation of the drawing]

第１図Ａは従来の車載用超音波式物体検知器を設けた車
両の側面図、第１図Ｂは同後面図、第２図は車載用超音
波式物体検知器のブロック図、第３図は同要部のブロッ
ク図、第４図ａ〜ｆは第２図の各部の信号波形図、第５
図Ａは従来の車載用超音波式物体検知器を設けた車両の
側面と検知領域を示す図、第５図Ｂは同後面図、第６図
Ａは本考案の一実施例における車載用超音波式物体検知
器を設けた車両の側面と検知領域を示す図、第６図Ｂは
同後面図、第７図Ａ、　Ｂは同車載用超音波式物体検知
器に用いる変換器の側面図および正面図、第８図は本考
案の他の実施例で用いる変換器の正面図である。１・・・・・・車両、２′・・・・・・送波器、３′・
・・・・・受波器、４・・・・・・障害物、５・・・・
・・地面、６・・・・・・送波回路、７・・・・・・増
幅波形整形回路、８・・・・・・制御回路、９・・・・
・・計測回路、１０・・・・・・クロック回路、１１・
・・・・・警報表示回路。２７　　　　・た　　　７　　カ　　　ルＪｌ。Fig. 1A is a side view of a vehicle equipped with a conventional in-vehicle ultrasonic object detector, Fig. 1B is a rear view of the same, Fig. 2 is a block diagram of the in-vehicle ultrasonic object detector, and Fig. 3 The figure is a block diagram of the same main parts, Figures 4 a to f are signal waveform diagrams of each part in Figure 2, and Figure 5 is a block diagram of the same main parts.
Figure A is a diagram showing the side and detection area of a vehicle equipped with a conventional vehicle-mounted ultrasonic object detector, Figure 5B is a rear view of the vehicle, and Figure 6A is a diagram showing the vehicle-mounted ultrasonic object detector according to an embodiment of the present invention. Figure 6B is a rear view of the vehicle equipped with the sonic object detector, and Figures 7A and B are side views of the transducer used in the in-vehicle ultrasonic object detector. FIG. 8 is a front view of a converter used in another embodiment of the present invention. 1...Vehicle, 2'...Transmitter, 3'...
...Receiver, 4...Obstacle, 5...
... Ground, 6 ... Transmission circuit, 7 ... Amplification waveform shaping circuit, 8 ... Control circuit, 9 ...
...Measurement circuit, 10...Clock circuit, 11.
...Alarm display circuit. 27. 7 Cal Jl.

Claims

[Scope of claim for utility model registration] Automotive ultrasonic object detection in which a transmitter and a receiver are attached to a vehicle, and the receiver detects ultrasonic waves emitted from the transmitter and reflected by obstacles. An on-vehicle ultrasonic object in which the length of the aperture in the vertical direction of the transmitter and receiver is larger than the length in the horizontal direction. Detector.