KR20100008881U - Image projection system and functional method using image sensor and projector via windshield as screen - Google Patents

Abstract

The present invention collects images of both sides and the rear using an image sensor having a conventional wide viewing angle for the purpose of replacing or supplementing a room mirror and a side mirror of a vehicle, the sunscreen area of the upper part of the windshield of the vehicle through the projector It is designed to collect images from both the rear and both sides of the vehicle so that the images of both sides and the rear including the areas that are not visible in the conventional side mirrors and room mirrors can be viewed on one screen. There is provided an image projector {PROJECTOR} for projecting the image of the around view {AROUND VIEW} on the windshield of the vehicle by combining the image collected by the sensor and the image sensor, the inside of each of the sides and rear of the projector To eliminate overlap or discontinuity of image information collected from an image sensor The image processor is provided.

Projector, Image Sensor, Wide Viewing Angle, Room Mirror, Side Mirror

Description

IMAGE PROJECTION SYSTEM AND FUNCTIONAL METHOD USING IMAGE SENSOR AND PROJECTOR VIA WINDSHIELD AS SCREEN}

The present invention relates to an image transmission system designed for replacing or supplementing a rearview mirror and a side mirror of a conventional vehicle, and in particular, from an image sensor installed at both sides and rear of a vehicle in a sunscreen portion of an upper part of a windshield of a vehicle. By combining the collected image information, the driver can display the image around the view from the left side to the rear and right side through the projector {PROJECTOR}, without interruption or overlapping of the image from each image sensor. It allows the image of both sides and rear to be etched without side mirrors or room mirrors, and also minimizes the blind spots that were not seen in conventional room mirrors and side mirrors, and ultimately replaces conventional cameras and alarms for rear detection. For image transmission in the vehicle using the sensor, the image sensor and the projector {PROJECTOR} It relates to a structure and its operation method.

The conventional image sensor is a device that converts visual image information into an electrical signal and is a core part of a general camera or a camcorder, and when used in a vehicle, it has been used to detect the rear of a vehicle or to grasp the front of the vehicle. . In addition, a conventional light projector (PROJECTOR) is connected to a computer or a projection device to display the image by projecting the electrical image signal on the screen through the optical conversion has been used mainly for home or office. By using the image sensor and the projector {PROJECOTR} is designed to complement or replace the function of the conventional side mirror and room mirror by projecting the image of both sides and rear of the vehicle to the sunscreen area of the windshield of the vehicle By using the above equipment, it replaces or supplements the conventional rear detection and rear camera, and replaces the conventional side mirror with an image sensor that has a small volume of wide-angle lens. By minimizing the cost and designing the vehicle freely, the merchandise can be increased. In addition, the configuration and structure of the facility is simple, it is possible to lower the production cost of the vehicle.

The images obtained from the image sensors installed on both sides and the rear of the vehicle are combined so that each image is not cut or overlapped with each other through image combining and deleting, and then transmitted to the projector {PROJECTOR} and delivered to the projector {PROJECTOR}. The image is optically converted and projected onto the sunscreen area on the upper part of the windshield through the refraction lens to create a wide-angle image, providing the driver with image information from both sides and rear.

Therefore, the present invention has been proposed to solve the problems of the conventional vehicle rear sensing and side mirror technology, and equipped with an image sensor having a wide-angle lens for collecting the rear image at the rear of the vehicle and the conventional side mirror Equipped with an image sensor to collect the image information of both sides of the same structure in the located part to collect the image information of both sides and rear, and the image information of the both sides and rear of the collected and the overlapping and overlapping of each image Equipment and image transfer that transmits image information on both sides and rear to the driver by projecting on the screen of the sunscreen area on the upper part of the windshield through the projector through the device for image editing Its purpose is to provide the structure of the device and its operation.

The present invention according to one aspect to achieve the above object, is installed in the rear and both sides of the vehicle image sensor for collecting the image of the rear and side and the transmission path for transmitting the image information from the image sensor And an image processor for realizing an image of an around view {AROUND VIEW} from both sides to the rear by combining the respective image information transmitted from the image sensor into an image without breaks and overlaps with each other. Projector for projecting images of both sides and rear view (AROUND VIEW) to the sunscreen part of the windshield upper part of the vehicle and projecting the image from the projector to the windshield area of the windshield of the car It consists of a refractor lens and a screen applied to the sunscreen area on the top of the windshield of the vehicle. The image information collected from the image sensors installed on the side and rear of the vehicle is transferred to the image processor for image manipulation through a conductive transmission path, and the images of both sides and the rear side of the vehicle are transferred to one side of the vehicle. Is processed to make an image of AROUND VIEW without overlapping or seamless of each image from the rear to the other side and the other side, and the processed electrical image signal is converted into an optical signal through the projector {PROJECTOR} The image from the {PROJECTOR} is refracted and projected to fit the size of the sunscreen on the windshield of the vehicle through the refraction lens combined with the front of the projector. Unlike conventional rear sensing devices and rear monitoring cameras merely providing the situation and image of the rear of the vehicle, the vehicle image information transmission system including the image sensor and the projector {PROJECTOR} is used to display images of the rear and side of the vehicle. AROUND VIEW video from the side to the rear and the other side is provided by screening the opaque areas of the sunscreen on the upper part of the windshield of the vehicle, allowing the driver to view both side and rear images By observing the front of the vehicle, and by looking at the front of the vehicle by observing the sunscreen on the upper portion of the windshield of the conventional vehicle to determine the situation around the vehicle. In addition, in the case of the mirror located in the rear of the rear, the visual field is obscured by its size and shape, but the vehicle image information transmission system having the image sensor and the projector {PROJECTOR} is attached to the image sensor and the ceiling of the vehicle mounted on both sides and the rear of the vehicle. It is possible to maximize the driver's field of view by using a built-in flood projector. In addition, the driver of the vehicle uses the vehicle image information transmission system including the image sensor and the projector to project a situation around the vehicle that could not be seen using the conventional side mirror to the sunscreen area on the upper windshield of the vehicle. AROUND VIEW, which can be viewed from one side to the rear and the other side using an image sensor mounted on the side and the rear of the vehicle. In addition, in the case of the conventional rear surveillance camera, the vehicle image information transmission system having an image sensor and a projector {PROJECTOR} is fixed to the vehicle and provides only a rear image fixed to the vehicle. By having a structure used to change the direction of the side mirror, the image shown on the windshield of the vehicle can be adjusted according to the driver's convenience. As the space of the side mirror disappears, it increases the degree of freedom in the design of the vehicle, thereby increasing the productability from consumers, and it is economical because the installation cost is low compared to making the entire windshield of the vehicle using the transparent electrode as a thin film display device. Provide a competitive edge. In addition, the structure is simple, and only the application of the conventional vehicle image sensor and light emitter {PROJECTOR} and the image processor for image processing and the screen film to improve the recognition of the image projected on the sunscreen on the windshield of the vehicle Since the above invention can be implemented, it can be easily installed and used without additional development and the change of the overall design of the conventional vehicle, and the simple structure makes it more robust than the existing one, thereby reducing the frequency of failure and reducing the burden of A / S. There is this.

According to the present invention including the above-described configuration, the following effects can be obtained.

First, according to the present invention, in the case of the image transmission device showing the image of the rear and rear room by the screen of the sunscreen on the upper part of the windshield of the vehicle using the image sensor and the light emitter, the conventional side mirror using the image sensor attached to the side Areas that could not be seen can be seen through images projected on the sunscreen of the windshield, and ultimately the rear and side of the vehicle can be viewed simultaneously in one part.

Second, according to the present invention, the image transmission device for showing the image of the rear and rear room with the screen of the sunscreen on the upper windshield of the vehicle using the image sensor and the light emitter using the small volume of the projector {PROJECTOR} to maximize the driver's view It can be secured.

Third, according to the present invention, when using the image transmission device that shows the image of the rear and rear room with the screen of the sunscreen on the upper windshield of the vehicle using the image sensor and the light emitter, the degree of freedom in the design of the vehicle as the space of the side mirror disappears And increase the commerciality from the consumer accordingly.

Fourth, according to the present invention, the image transmission device showing the image of the rear and rear room by the screen of the sunscreen on the windshield of the vehicle using the image sensor and the light emitter, the structure is simple, the conventional vehicle image sensor and light emitter {PROJECTOR } And the image processor for image processing {IMAGE PROCESSOR} and the application of the screen film to improve the recognition of the image projected on the sunscreen of the upper windshield of the vehicle only because the cost savings to improve productivity, and by a simple structure It has the advantage of reducing the burden of after-sales service by reducing the frequency of failure by being more robust than the existing one.

Example 1

1 is a perspective view showing the structure of an image transmitting device showing an image of the lateral and posterior room with a screen of a sunscreen on the windshield of the vehicle using an image sensor and a light emitter according to the present invention.

1 to 4, the image transmitting device showing the image of the rear and rear room with the screen of the sunscreen on the upper windshield of the vehicle using the image sensor and the light emitter according to the present invention is installed on the rear and both sides of the vehicle rear And an image sensor for collecting the images of the side, a transmission path for transmitting the image information from the image sensor, and each image information transmitted from the image sensor, by combining each image information without break and overlap with each other. The image processor for realizing the image of the around view {AROUND VIEW} from the rear to the rear and the image of the above view of the both sides and the rear view {AROUND VIEW} to the sunscreen on the windshield of the vehicle And the image from the floodlight is matched to the windshield sunscreen area of the vehicle. It consists of a refractor lens and a screen applied to the sunscreen area on the top of the windshield of the vehicle. The image information collected from the image sensors installed on the side and rear of the vehicle is transferred to the image processor for image manipulation through a conductive transmission path, and the images of both sides and the rear side of the vehicle are transferred to one side of the vehicle. Is processed to make an image of AROUND VIEW without overlapping or seamless of each image from the rear to the other side and the other side, and the processed electrical image signal is converted into an optical signal through the projector {PROJECTOR} The image from the {PROJECTOR} is refracted and projected to fit the size of the sunscreen on the windshield of the vehicle through the refraction lens combined with the front of the projector.

Hereinafter, the most preferred embodiments will be described in detail based on the basic configuration of the structure of the image transmitting device which shows the image of the rear and rear room by using the image sensor and the light emitter according to the present invention as the screen of the sunscreen on the windshield of the vehicle. . In addition, the structure and the structure applied to the basic configuration of the structure and operation method of the image transmission device showing the image of the rear and rear room on the screen of the sunscreen on the windshield of the vehicle using the vehicle image sensor and the light emitter according to the present invention described above The operation methods according to the present invention are applicable to all the embodiments described below. In addition, in the drawings, the image sensor and the projector and the refraction lens and the sunscreen screen region on the upper part of the windshield of the vehicle are exaggerated for convenience and clarity, and the lens and the material and the refractive index and the shape are the lenses. The images collected in the form should be shaped and materials that can restore the original image as much as possible.

1 is a perspective view showing the structure of an image transmitting device showing an image of the side and rear room with the screen of the sunscreen on the windshield of the vehicle using the image sensor and the light emitter according to the first embodiment of the present invention.

FIG. 2 is a perspective view illustrating an image sensor, a light projector, a refraction lens, and a screen coated inside a sunscreen on the windshield of the vehicle according to the basic configuration of the vehicle image transmitting apparatus shown in FIG. 1.

3 is a view illustrating a form in which an image signal collected from an image sensor projects an image on a screen of a sunscreen on an upper windshield of a vehicle in a basic configuration of the vehicle image transmitting apparatus shown in FIG. 1 through a projector {PROJECTOR}; Cross-section.

4 is a view illustrating a form in which an image signal collected from an image sensor projects an image on a screen of a sunscreen on the windshield of a vehicle through a projector in the basic configuration of the vehicle image transmitting apparatus shown in FIG. 1. Perspective view.

FIG. 5 illustrates the positions of images collected from image sensors on both sides and the rear, which are seen on the screen of the sunscreen on the windshield of the vehicle through the projector {PROJCETOR} in the basic configuration of the vehicle image transmission device shown in FIG. Perspective for doing so.

FIG. 6 is a view illustrating positions of images of both sides and a rear of the vehicle, which are shown on the screen of the sunscreen of the upper windshield of the vehicle, and positions of the image sensors installed at both sides and the rear of the vehicle. Section showing.

FIG. 7 is a view illustrating positions of images of both sides and the rear of the vehicle and the image sensors installed on both sides and the rear of the vehicle in the basic configuration of the vehicle image transmitting apparatus shown in FIG. 1. Section showing different locations.

FIG. 8 is a view illustrating a connection between a PC and an internal image output device of a vehicle to a light projector {PROJECTOR} for projecting an image on a screen of a sunscreen on an upper part of the windshield of the vehicle in the basic configuration of the vehicle image transmission device shown in FIG. 1. A perspective view for explaining a light emitter having an image input device.

FIG. 9 is a view illustrating an image output terminal of an external PC connected to a light projector {PROJECTOR} for projecting an image on a screen of a sunscreen on an upper portion of a vehicle windshield in the basic configuration of the vehicle image transmission device shown in FIG. 1. Perspective view.

FIG. 10 is a view illustrating a connection of an internal image output apparatus of a vehicle to a light projector {PROJECTOR} for projecting an image on a screen of a sunscreen of an upper portion of a vehicle windshield in the basic configuration of the vehicle image transmission apparatus illustrated in FIG. 1. Perspective view.

<Explanation of symbols for the main parts of the drawings>

100: Floodlight {PROJECTOR}

101: image sensor

102: Screen applied on the sunscreen on the windshield

103: refractive lens

104: Floodlight {PROJECTOR} front part

Claims (11)

Image sensors and transmission paths provided on the rear and both sides of the vehicle; An image processor coupled to the image sensor; And A light emitter connected to the image processor {PROJECTOR}; And Vehicle image transmission device comprising a screen coating layer of the upper portion of the vehicle sunscreen layer for projecting the image from the floodlight (PROJECTOR). The method of claim 1, Vehicle image transmission device comprising a transmission device for controlling the direction on the image sensor structure installed on both sides and the rear of the vehicle. The method of claim 1, And an operation switch for adjusting the direction of the image sensor installed at both sides and the rear of the vehicle. The method of claim 1, An image transmission device for a vehicle comprising an input terminal for receiving an external image output to a light projector (PROJECTOR) for projecting the image on the windshield of the vehicle. The method of claim 1, And an image processor having an algorithm for synthesizing image signals from image sensors installed at both sides and the rear of the vehicle without interruption and overlap of each image signal. The method of claim 1, An image processor having an algorithm for realizing an around view {AROUND VIEW} by synthesizing the video signals from the image sensors installed at both sides and the rear of the vehicle without interruption and overlap of the respective video signals {IMAGE PROCESSOR} Vehicle video transmission device comprising. The method of claim 1, Vehicle image transmission device comprising a refractive lens on the front surface of the projector for projecting the image to the sunscreen area of the upper windshield of the vehicle. The method of claim 1, And a refractive lens for adjusting a projection area of the image on a front surface of a light projector (PROJECTOR) for projecting an image onto an area of the sunscreen of the windshield of the vehicle. The method of claim 1, Vehicle image transmission device equipped with image sensors provided on both sides of the vehicle in a conventional side mirror position. The method of claim 1, Vehicle image transmission device is provided on both sides of the vehicle image sensors provided on both sides of the vehicle. The method of claim 2, wherein An image having an algorithm for synthesizing the video signals from the image sensors installed at both sides and the rear of the vehicle without interruption and overlap of the respective video signals by adjusting the directions of the image sensors installed at both sides and the rear of the vehicle. Vehicle image transmission device including a processor.

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