JPH09320000A - Backward information detecting device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a sensor from deteriorating in detection precision, owing to a worsened detection visual field resulting from the sticking of rain, mud, etc., by putting a sensor for backward information detection in the case of a high-mount stop lamp installed in a cabin. SOLUTION: The sensor 8 which is a stereoscopic camera for detecting rearward information on this vehicle is stored in the case 5 of the high-mount stop lamp 4 installed in the cabin. Consequently, the sensor 8 is placed at a place where the influence of an air current accompanying a travel of the vehicle is little and a relatively excellent rearward visual field is obtained, so that the detection visual field of the sensor 8 deteriorates less than in the conventional technology, Further, the sensor is stored in the movable area of a rear wiper 3 and then any special mechanism is needed for the sensor 8 by moving the rear wiper. Further, the sensor 8 is arranged below a rear roof 1 and at an inner position in the case 5, and then the direct sunshine hardly impinges. so that the adverse effects of the sunshine on the sensor 8 can be prevented.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is installed in a vehicle such as a four-wheeled vehicle, detects rear information of the vehicle, particularly the distance and direction of the following vehicle, and informs the driver of the result, or , A device that can be used to control a vehicle.

[0002]

2. Description of the Related Art Japanese Utility Model Laid-Open No. 4-79779 discloses rear information detection with a built-in rear mount camera and a high mount stop lamp that alerts a following vehicle in an air spoiler case installed on the trunk of a vehicle. A device is disclosed. According to such a configuration, it is possible to reduce the number of parts because it is not necessary to prepare a dedicated part as a mounting member for mounting the sensor on the vehicle body side, the structure of the entire device is compact, and there is little discomfort in appearance. This has the effect of not significantly obstructing the driver's rear view.

[0003]

However, since the air spoiler is located at the rear end of the vehicle and is constantly exposed to the outside air, rain and mud are detected in the field of view of the sensor due to the influence of the air flow accompanying the traveling of the vehicle. It is easy to attach filth such as to reduce the detection accuracy of the sensor due to deterioration of the field of view of the sensor. There are problems such as abnormalities.

[0004]

According to the present invention, a sensor for detecting rearward information of a vehicle is housed in a case of a high mount stop lamp installed in a vehicle compartment.

Further, according to the present invention, the sensor for detecting the rear information of the own vehicle is housed in the case of the high mount stop lamp arranged in the vehicle compartment near the rear windshield in the movable region of the rear wiper.

Further, according to the present invention, a sensor for detecting rear information of the own vehicle is housed in a case of a high mount stop lamp arranged in a vehicle compartment below the rear roof and near the rear window glass, and the rear of the own vehicle is housed. The sensor is arranged in a recessed position of the case when viewed from above.

In the present invention, the sensor is a stereoscopic camera.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION By accommodating a sensor 8 which is a stereoscopic camera for detecting rearward information of a vehicle in a case 5 of a high mount stop lamp 4 installed in a vehicle compartment, the vehicle 8 travels with the vehicle. Since the sensor 8 is placed at a location where a relatively good rear view that is less likely to be affected by the air flow is selected, deterioration of the detection view of the sensor 8 is less than in the conventional technique.

In particular, since the rear wiper 3 is moved by storing it in the case 5 of the high mount stop lamp 4 arranged in the vehicle compartment near the rear window glass 2 in the movable region of the rear wiper 3, the sensor 8 is operated. There is no need to prepare a special mechanism.

Particularly, the sensor 8 is housed in a case 5 of a high mount stop lamp 4 which is arranged in the vehicle compartment below the rear roof 1 and near the rear window glass 2, and the sensor 8 is located at a recessed position of the case 5 when viewed from the rear of the vehicle. By arranging, it is hard to receive the direct sunlight and the adverse effect of the sunlight on the sensor 8 can be prevented.

Further, by using the stereoscopic camera as the sensor 8, even if a sensor for detecting front information is installed in the following vehicle, it is possible to avoid interference between the sensors.

[0012]

1 and 2 are views for explaining an embodiment of the present invention. FIG. 1 is a sectional view of an essential part, and FIG. 2 is a rear view of a vehicle viewed from the direction A in FIG.

1 is a rear roof of the vehicle, 2 is a rear roof 1
Rear windshield 3 connected to the rear windshield wiper 3 is a rear wiper that slides on the outside of the rear windshield.

Reference numeral 4 denotes a lower portion of the rear roof 1 and a rear wiper 3
Is a high mount stop lamp arranged in the vehicle compartment near the rear windshield 2 in the movable area of the vehicle, 5 is a case, 6 is installed above the case 5, and is turned on / off in conjunction with turning the brake on / off. A light source such as an LED or a lamp, and a color cover plate 7 such as red located on the light irradiation side of the light source 5.

Reference numeral 8 denotes a sensor, which is a stereoscopic camera such as a CCD camera or the like, which is installed at a lower position of the case 5 and at a deep position of the case 5 when viewed from the rear of the vehicle and detects rear information of the vehicle. An example of such a sensor 8 and a device for detecting rearward information using this sensor 8 is disclosed in Japanese Patent Application Laid-Open No. 7-301523. In this embodiment, the sensor 8 and the sensor 8 are used. A detailed description of the method of detecting the rear information is omitted.

That is, in the rear information detecting apparatus of this embodiment, the sensor 8 which is a stereoscopic camera for detecting rear information of the vehicle is housed in the case 5 of the high mount stop lamp 4 installed in the vehicle compartment. In particular, it is housed in a case 5 of a high mount stop lamp 4 arranged in the vehicle compartment near the rear windshield 2 in the movable area of the rear wiper 3, particularly below the rear roof 1 and near the rear windshield 2. The high mount stop lamp 4 arranged in the vehicle compartment is housed in the case 5, and the sensor 8 is arranged at a deep position of the case 5 when viewed from the rear of the vehicle.

With such a configuration, the sensor 8 is placed at a location where a relatively good rear view is selected which is less likely to be affected by the air flow associated with the running of the vehicle, so that the detection view of the sensor 8 is deteriorated as compared with the prior art. Is less.

By moving the rear wiper 3,
There is no need to provide a special mechanism for the sensor 8.

Further, it is difficult to receive the direct sunlight, and it is possible to prevent the sensor 8 from being adversely affected by the sunlight.

The sensor 8 is not limited to the stereoscopic camera shown in the above embodiment, but is disclosed in, for example, a leather radar or a millimeter wave radar, or Japanese Patent Laid-Open Nos. 6-150198 and 7-280563. It is possible to use various sensors such as optical sensors, but by using a stereoscopic camera, even if there is a sensor that detects forward information in the following vehicle, it is possible to avoid interference between the sensors. it can.

Further, the high mount stop lamp 4 is
It is not limited to the so-called fishing type used in the above embodiment, but may be, for example, an actual open square
It may be a so-called stationary type installed on a rear shelf as disclosed in Japanese Patent Publication No. 6-18074.

[0022]

As described above, according to the present invention, the sensor for detecting the rear information of the vehicle is housed in the case of the high mount stop lamp installed in the vehicle compartment, so that it is unlikely to be affected by the air flow accompanying the traveling of the vehicle. Since the sensor is placed at a location where a relatively good rear view can be selected, the detection field of view of the sensor is less deteriorated, and stable detection can be expected for a long time.

Further, according to the present invention, the sensor for detecting the rear information of the own vehicle is housed in the case of the high mount stop lamp arranged in the passenger compartment near the rear windshield in the movable region of the rear wiper. By moving the rear wiper, there is an effect that the detection field of view of the sensor can be favorably maintained without preparing a special mechanism for the sensor.

Further, according to the present invention, the sensor for detecting the rear information of the own vehicle is housed in the case of the high mount stop lamp arranged in the vehicle compartment under the rear roof and near the rear windshield, and the rear of the own vehicle is stored. By arranging the sensor in a recessed position in the case as seen from the above, it is possible to prevent the sensor from being adversely affected by the sun's rays and to suppress abnormalities such as undetectability and erroneous detection.

Further, according to the present invention, since the sensor is a stereoscopic camera in each of the above inventions, even if a sensor for detecting front information is installed in a following vehicle, it is possible to avoid interference between the sensors. This has the effect of ensuring stable operation of the sensor.

[Brief description of drawings]

FIG. 1 is a sectional view of an essential part of an embodiment of the present invention.

FIG. 2 is a rear view of the vehicle seen from the direction A in FIG.

[Explanation of symbols]

 1 Rear roof 2 Rear windshield 3 Rear wiper 4 High mount stop lamp 5 Case 8 Sensor (stereo camera)

Claims (4)

[Claims] 1. A rear information detecting device, characterized in that a sensor for detecting rear information of an own vehicle is housed in a case of a high mount stop lamp installed in a vehicle compartment. 2. A rear information, characterized in that a sensor for detecting rear information of the own vehicle is housed in a case of a high mount stop lamp arranged in a vehicle compartment near a rear window glass in a movable region of a rear wiper. Detection device. 3. A sensor for detecting rear information of the own vehicle is housed in a case of a high mount stop lamp arranged in a passenger compartment below the rear roof and near the rear windshield, and is viewed from the rear of the own vehicle. A rear information detecting device, wherein the sensor is arranged at a recessed position of the case. 4. The rear information detection device according to claim 1, wherein the sensor is a stereoscopic camera.