JPH0466593U - - Google Patents
Info
- Publication number
- JPH0466593U JPH0466593U JP11000490U JP11000490U JPH0466593U JP H0466593 U JPH0466593 U JP H0466593U JP 11000490 U JP11000490 U JP 11000490U JP 11000490 U JP11000490 U JP 11000490U JP H0466593 U JPH0466593 U JP H0466593U
- Authority
- JP
- Japan
- Prior art keywords
- light
- reflecting mirror
- vehicle
- motor
- scanning angle
- 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 4
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 1
Landscapes
- Optical Radar Systems And Details Thereof (AREA)
Description
第１図ないし第６図は本考案の実施例を示し、
第１図は本実施例による車両用レーダ装置の全体
構成図、第２図は下側多面鏡にレーザ光が入射し
た状態を示す説明図、第３図は上側多面鏡にレー
ザ光が入射した状態を示す説明図、第４図は本実
施例による車両用レーダ装置の回路構成を示すブ
ロツク図、第５図はコントロールユニツトの記憶
エリア内に記憶されたマツプを示す説明図、第６
図は走査角制御処理を示す流れ図、第７図および
第８図は従来技術を示し、第７図は従来技術によ
る車両用レーダ装置の構成図、第８図イ，ロは車
両用レーダ装置のそれぞれ異なる走査状態を示す
説明図である。
１１……電動モータ（モータ）、１３……下側
多面鏡（第１の反射鏡）、１４……上側多面鏡（
第２の反射鏡）、１５……下側レーザ光源（投光
手段）、１７……上側レーザ光源、１９……受光
器（受光手段）、２１……コントロールユニツト
、２２……舵角センサ（舵角検出手段）、Ｍ……
自動車（車両）、αＬ……狭い走査角、αＨ……
広い走査角。
1 to 6 show embodiments of the present invention,
Fig. 1 is an overall configuration diagram of the vehicle radar device according to this embodiment, Fig. 2 is an explanatory diagram showing a state in which laser light is incident on the lower polygon mirror, and Fig. 3 is an explanatory diagram showing a state in which laser light is incident on the upper polygon mirror. FIG. 4 is a block diagram showing the circuit configuration of the vehicle radar device according to this embodiment. FIG. 5 is an explanatory diagram showing the map stored in the storage area of the control unit.
Figure 7 is a flowchart showing the scanning angle control process, Figures 7 and 8 illustrate the prior art, Figure 7 is a configuration diagram of a vehicle radar system according to the prior art, and Figures 8A and 8B are diagrams of the vehicle radar system. FIG. 6 is an explanatory diagram showing different scanning states. 11...Electric motor (motor), 13...Lower polygon mirror (first reflecting mirror), 14...Upper polygon mirror (
2nd reflecting mirror), 15... lower laser light source (light emitting means), 17... upper laser light source, 19... light receiver (light receiving means), 21... control unit, 22... steering angle sensor ( rudder angle detection means), M...
Automobile (vehicle), αL...Narrow scanning angle, αH...
Wide scanning angle.
Claims (1)
より駆動されて投光手段から入射した入射光を反
射し、狭い走査角で走査する第１の反射鏡と、該
第１の反射鏡と同軸に設けられ、前記モータの回
転により駆動されて前記投光手段から入射した入
射光を反射し、広い走査角で走査する第２の反射
鏡と、前記第１、第２の反射鏡で反射された光が
障害物によつて反射したときに受光して検出信号
を出力する受光手段と、車両の走行方向を検出し
て検出信号を出力する舵角検出手段と、該舵角検
出手段からの検出信号に基づいて、前記第１、第
２の反射鏡のうちいずれか一方の反射鏡に前記投
光手段からの光を入射させる走査角制御手段とか
ら構成してなる車両用レーダ装置。 a motor provided on the vehicle; a first reflecting mirror that is driven by the rotation of the motor to reflect incident light from the light projecting means and scan at a narrow scanning angle; and a first reflecting mirror that is coaxial with the first reflecting mirror. a second reflecting mirror that is provided and driven by the rotation of the motor to reflect the incident light incident from the light projecting means and scan it at a wide scanning angle; A light receiving means that receives light when reflected by an obstacle and outputs a detection signal, a steering angle detecting means that detects the traveling direction of the vehicle and outputs a detection signal, and a detection from the steering angle detecting means. A vehicle radar device comprising: scanning angle control means for causing light from the light projecting means to enter one of the first and second reflecting mirrors based on a signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11000490U JPH0466593U (en) | 1990-10-20 | 1990-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11000490U JPH0466593U (en) | 1990-10-20 | 1990-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0466593U true JPH0466593U (en) | 1992-06-11 |
Family
ID=31857279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11000490U Pending JPH0466593U (en) | 1990-10-20 | 1990-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0466593U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003028960A (en) * | 2001-07-12 | 2003-01-29 | Nissan Motor Co Ltd | Obstacle detection apparatus |
-
1990
- 1990-10-20 JP JP11000490U patent/JPH0466593U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003028960A (en) * | 2001-07-12 | 2003-01-29 | Nissan Motor Co Ltd | Obstacle detection apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6686869B2 (en) | Method and system for determining driving environment | |
| JPH08122060A (en) | Vehicle surrounding monitoring system | |
| US11938925B2 (en) | Vehicle movement assist system | |
| JPH05196736A (en) | Automobile radar apparatus | |
| US11242052B2 (en) | Object detection system for saddle-type vehicle, and saddle-type vehicle | |
| JP2001084496A (en) | Intersection information providing device | |
| US6036209A (en) | System for managing safe mobile run by scanning lane | |
| US11623636B2 (en) | Display device for vehicle and parking assist system | |
| JPH0466593U (en) | ||
| US20230290154A1 (en) | Control device, control method, and computer-readable recording medium | |
| JPH08261753A (en) | Optical radar device | |
| US11440562B2 (en) | Parking assist system | |
| JP2001194457A (en) | Vehicle circumference monitor | |
| CN114527470A (en) | System and method for reducing cognitive workload and energy consumption of sensors on a vehicle | |
| JP3471221B2 (en) | Distance warning system | |
| JP2000172995A (en) | Object detector | |
| JPH0236760Y2 (en) | ||
| JP2024021730A (en) | Optical device, and control system | |
| JPH0395979U (en) | ||
| JPS61134437U (en) | ||
| JPH0836057A (en) | Obstacle detecting device | |
| JPH0323586Y2 (en) | ||
| US20220311953A1 (en) | Image display system | |
| JPH04145389A (en) | Obstacle detecting device | |
| JP3120590B2 (en) | Automotive radar control device |