JPS5937578U - Vehicle optical radar device - Google Patents
Vehicle optical radar deviceInfo
- Publication number
- JPS5937578U JPS5937578U JP13339182U JP13339182U JPS5937578U JP S5937578 U JPS5937578 U JP S5937578U JP 13339182 U JP13339182 U JP 13339182U JP 13339182 U JP13339182 U JP 13339182U JP S5937578 U JPS5937578 U JP S5937578U
- Authority
- JP
- Japan
- Prior art keywords
- radar device
- diagram showing
- optical radar
- vehicle
- vehicle optical
- 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
- Optical Radar Systems And Details Thereof (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図は光レーダ装置の電気的な構成を概略的に示すブ
ロック図、第2図は第1図における各部の信号状態を示
す波形図、第3図は本考案に係わる車両用光レーダ装置
の送光器の構成を示す模式図、第4図は送光ビームの断
面形状を示す図、第5図は本考案の第2実施例を示す図
、第6図は光・ レーダ装置に関する他の考案を説明す
るための送受光器の配置を示す図、第7図は同受光素子
の電気的な接続を示す回路図、第8図は光レーダ装置の
、従来の送受光器の配置を示す図、第9図は同送光器の
保護カバーの配置を示す図、第10図は ・保護カバ
ーに水滴が付着した状態における送受光ビームの進路を
示す図、第11図は保護カバーに防曇剤を施した状態を
示す図、第12図は防曇剤の特性によって水滴の付着状
態が異なることを示す図である。
X・・・制御回路、Y・・・送光器1.Z・・・受光器
、1・・・パルス変調器、2・・・発光素子、3・・・
信号処理回路、4.5・・・レンズ、6・・・光フィル
タ、7・・・受光素子、8・・・広帯域増幅器、9・・
・路面、10・・・光遮蔽板、11・・・下側輪郭線、
12・・・先行車両、13・・・フレネルレンズ、LT
・・・送光ビーム、LR・・・受光ビーム。Fig. 1 is a block diagram schematically showing the electrical configuration of the optical radar device, Fig. 2 is a waveform diagram showing signal states of each part in Fig. 1, and Fig. 3 is a vehicle optical radar device according to the present invention. 4 is a diagram showing the cross-sectional shape of the transmitted light beam, FIG. 5 is a diagram showing the second embodiment of the present invention, and FIG. 6 is a diagram showing the configuration of the optical/radar device. Figure 7 is a circuit diagram showing the electrical connection of the light receiving element, and Figure 8 is a diagram showing the arrangement of the conventional light transmitter and receiver for an optical radar device. Figure 9 is a diagram showing the arrangement of the protective cover of the transmitter, Figure 10 is a diagram showing the path of the transmitted and received light beam with water droplets attached to the protective cover, and Figure 11 is a diagram showing the arrangement of the protective cover of the transmitter. FIG. 12 is a diagram showing a state in which an antifogging agent has been applied, and is a diagram showing that the state of adhesion of water droplets differs depending on the characteristics of the antifogging agent. X...Control circuit, Y...Light transmitter1. Z... Light receiver, 1... Pulse modulator, 2... Light emitting element, 3...
Signal processing circuit, 4.5... Lens, 6... Optical filter, 7... Light receiving element, 8... Broadband amplifier, 9...
・Road surface, 10... Light shielding plate, 11... Lower contour line,
12... Leading vehicle, 13... Fresnel lens, LT
... Light transmitting beam, LR... Light receiving beam.
Claims (1)
象物体による反射光信号を受光し、送受光信号の関係に
基づいて対象物体までの距離を検出する車両用光レーダ
装置において; 前記送光光信号のビーム断面形状の下側輪郭線を路面と
平行な直線または略直線状としたことを特徴とする車両
用光レニダ装置。[Claims for Utility Model Registration] A vehicle that transmits a beam-shaped optical signal substantially parallel to the road surface, receives a reflected optical signal from a target object, and detects the distance to the target object based on the relationship between the transmitted and received light signals. An optical radar device for a vehicle, characterized in that the lower contour line of the beam cross-sectional shape of the transmitted light signal is a straight line or a substantially straight line parallel to the road surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13339182U JPS5937578U (en) | 1982-09-02 | 1982-09-02 | Vehicle optical radar device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13339182U JPS5937578U (en) | 1982-09-02 | 1982-09-02 | Vehicle optical radar device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5937578U true JPS5937578U (en) | 1984-03-09 |
Family
ID=30300910
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13339182U Pending JPS5937578U (en) | 1982-09-02 | 1982-09-02 | Vehicle optical radar device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5937578U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03104884U (en) * | 1990-02-07 | 1991-10-30 | ||
JP2006194639A (en) * | 2005-01-11 | 2006-07-27 | Denso Corp | Radar system |
JPWO2021107038A1 (en) * | 2019-11-29 | 2021-12-02 | 住友ベークライト株式会社 | Optical layer, cover member and moving body |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5642160A (en) * | 1979-09-13 | 1981-04-20 | Nissan Motor Co Ltd | Detecting device for obstacle |
-
1982
- 1982-09-02 JP JP13339182U patent/JPS5937578U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5642160A (en) * | 1979-09-13 | 1981-04-20 | Nissan Motor Co Ltd | Detecting device for obstacle |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03104884U (en) * | 1990-02-07 | 1991-10-30 | ||
JP2006194639A (en) * | 2005-01-11 | 2006-07-27 | Denso Corp | Radar system |
JPWO2021107038A1 (en) * | 2019-11-29 | 2021-12-02 | 住友ベークライト株式会社 | Optical layer, cover member and moving body |
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