CN209803857U - Double-lens automobile data recorder - Google Patents

Double-lens automobile data recorder Download PDF

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Publication number
CN209803857U
CN209803857U CN201921033188.4U CN201921033188U CN209803857U CN 209803857 U CN209803857 U CN 209803857U CN 201921033188 U CN201921033188 U CN 201921033188U CN 209803857 U CN209803857 U CN 209803857U
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CN
China
Prior art keywords
video
data recorder
lens
image
automobile data
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Expired - Fee Related
Application number
CN201921033188.4U
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Chinese (zh)
Inventor
周维峰
陈文来
梁焕焕
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Shenzhen Sunvalley Technology Development Co Ltd
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Shenzhen Sunvalley Technology Development Co Ltd
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Priority to CN201921033188.4U priority Critical patent/CN209803857U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The embodiment of the utility model discloses a double-lens automobile data recorder, which comprises two long-focus lenses, wherein the two long-focus lenses are arranged in parallel towards the same direction and used for collecting the video information of the driving direction; each image sensor is connected with one telephoto lens and is used for converting optical signals collected by the connected telephoto lens into electric signals; each image processing module is connected with one image sensor and is used for acquiring an electric signal transmitted by the image sensor connected with the image processing module and acquiring a corresponding video image; and the video splicing module is connected with the two image processing modules and is used for seamlessly splicing the two paths of video images obtained by the two image sensing modules into one path of video image. The utility model discloses a twin-lens vehicle event data recorder has two telephoto lens, can see the details simultaneously obtaining bigger shooting wide angle, and watch more convenient, more accord with the custom for video of the same kind with two way video concatenations.

Description

Double-lens automobile data recorder
Technical Field
The utility model belongs to the vehicle event data recorder field especially relates to a twin-lens vehicle event data recorder.
Background
the driving recorder is an instrument for recording the image and sound of the vehicle during driving. After the automobile data recorder is installed, the video images of the whole automobile driving process can be recorded, evidences can be provided for division of traffic accident responsibility, and the video images can be used as evidences to guarantee the right of a driver to avoid being touched with porcelain after an accident happens.
the automobile data recorder on the current market covers bigger shooting region when shooting, has mostly adopted wide-angle lens (130 degrees or more), fish eye lens even, but in the picture that the user observed under this condition, the shared proportion of object in the picture is less, and the user hardly observes some details, and the display effect of picture is relatively poor, and automobile data recorder on the current market can't accomplish to make good balance between shooting wide angle and picture detail definition.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of existence among the prior art, the utility model provides a clear twin-lens vehicle event data recorder is shot to big and detail of wide angle.
The utility model provides a twin-lens vehicle event data recorder includes:
The two telephoto lenses face the same direction and are arranged in parallel and used for acquiring video information in the driving direction;
each image sensor is connected with one telephoto lens and is used for converting optical signals collected by the telephoto lens connected with the image sensor into electric signals;
Each image processing module is connected with one image sensor and is used for acquiring an electric signal transmitted by the image sensor connected with the image processing module and acquiring a corresponding video image;
And the video splicing module is connected with the two image processing modules and is used for seamlessly splicing the two paths of video images obtained by the two image sensing modules into one path of video image.
Preferably, the optical axes of the two telephoto lenses are on the same horizontal plane.
preferably, the video splicing system further comprises a storage card and a display screen which are connected with the video splicing module, wherein the storage card is used for storing the one path of video images obtained by splicing, and the display screen is used for playing the one path of video images.
Preferably, the video mosaic system further comprises a control key connected with the video mosaic module, wherein the control key comprises one or more of a power key, a menu key and a switching key.
preferably, the automobile data recorder further comprises a power supply module, wherein the power supply module is connected with the vehicle-mounted cigarette lighter and used for supplying power to the double-lens automobile data recorder.
Preferably, the video splicing system further comprises a microphone and a loudspeaker which are connected with the video splicing module, wherein the microphone is used for collecting sound information, and the loudspeaker is used for playing the sound information collected by the microphone.
Preferably, still include the support, the support passes through viscose and sucking disc and installs on the windshield of car or the automobile body to fixed twin-lens vehicle event data recorder.
Preferably, the support further comprises a universal shaft for adjusting the shooting angle of the double-lens automobile data recorder.
Preferably, still include the casing, video concatenation module, two image processing module and two image sensor all are located inside the casing, the casing with the support is connected through magnetism or buckle mode.
Preferably, the video splicing module, the two image processing modules and the two image sensors are located inside the shell, and the two telephoto lenses extend out from the same side of the shell.
The utility model provides a twin-lens vehicle event data recorder has two telephoto lens, can see the details simultaneously obtaining bigger shooting wide angle, and make watching more convenient, more accord with the custom for video of the same kind with two way video concatenations.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
fig. 1 is a schematic structural view of a dual-lens automobile data recorder according to a first embodiment of the present invention;
Fig. 2 is a schematic view of a (left) picture of a video image before splicing according to a first embodiment of the present invention;
fig. 3 is a schematic view of a B (right) picture of a video image before splicing according to a first embodiment of the present invention;
fig. 4 is a schematic view of a video image C after being spliced according to a first embodiment of the present invention;
Fig. 5 is a schematic structural view of a dual-lens automobile data recorder according to a first embodiment of the present invention;
Fig. 6 is a schematic structural view of a dual-lens automobile data recorder in the second embodiment of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that the described embodiments are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without any creative work belong to the protection scope of the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
before discussing exemplary embodiments in more detail, it should be noted that some exemplary embodiments are described as processes or methods depicted as flowcharts. Although a flowchart may describe the steps as a sequential process, many of the steps can be performed in parallel, concurrently or simultaneously. In addition, the order of the steps may be rearranged. A process may be terminated when its operations are completed, but may have additional steps not included in the figure. A process may correspond to a method, a function, a procedure, a subroutine, a subprogram, etc.
Example one
fig. 1 is the embodiment of the utility model provides a pair of twin-lens vehicle event data recorder's schematic structure, include:
the two telephoto lenses are arranged in parallel facing the same direction and used for acquiring video information in the driving direction.
In the prior art, in order to obtain a larger shooting wide angle, the wide-angle lens is adopted to record video information in the driving process, but the wide-angle lens can only clearly shoot pictures with a short distance, the details of an observation target cannot be clearly seen in the pictures shot by the wide-angle lens when the observation target exceeds five meters generally, and the automobile data recorder needs a clear recording effect on information such as license plates, so that the long-focus lens is selected to record the video information in the driving process, the defect that the long-focus lens shoots a wide angle is small is considered at the same time, and the embodiment adopts two long-focus lenses to enlarge the shooting coverage range so as to realize the shooting wide angle which can be reached by the wide-.
Exemplarily, the embodiment provides two telephoto lenses 1A and 1B arranged in parallel, and considering that the difference between the colors, brightness, proportion and the like of the shot images of the two lenses is too large, the user has poor viewing experience, so that the telephoto lens 1A and the telephoto lens 1B adopt the same-brand and same-model lenses with the same specification to improve the user experience. Generally, the longer the focal length of the lens, the farther the shooting distance is, the smaller the shooting range is, for example, the lens with the focal length of 2.5mm has an angle of view of about 100 degrees, a license plate with a distance of about 1.5 meters can be shot clearly, the lens with the focal length of 60mm has an angle of view of about 5 degrees, and a license plate with a distance of about 50 meters can be shot clearly, if the selected lens has an excessively long focal length, a proper shooting range cannot be obtained, and meanwhile, in consideration of the vehicle distance range in the process of driving, a lens with the focal length of 6mm is selected in the embodiment, and a license plate with a viewing angle of about 60 degrees, a license plate with a distance of about 5 meters can be shot clearly, two telephoto lenses are arranged in parallel facing the same direction, so that a wide-angle shooting range of about 110 degrees can be.
Each image sensor is connected with one telephoto lens and is used for converting optical signals collected by the connected telephoto lens into electric signals. In the embodiment, the image sensor 2A is connected with the telephoto lens 1A and is used for converting optical signals collected by the telephoto lens 1A into electric signals; the image sensor 2B is connected with the telephoto lens 1B and used for converting optical signals collected by the telephoto lens 1B into electric signals, the two image sensors do not interfere with each other during working and respectively process the optical signals collected by the two telephoto lenses, the image sensor can be a CCD sensor or a CMOS sensor, and various factors such as image precision requirements, power consumption and cost can be specifically integrated and selected according to actual requirements.
and each image processing module is connected with one image sensor.
the Image processing module in the present embodiment may employ an Image Processor (ISP). In this embodiment, the image processing module 3A is connected to the image sensor 2A and configured to obtain the electrical signal transmitted by the image sensor 2A and perform corresponding processing to obtain a corresponding video image a, and the image processing module 3B is connected to the image sensor 2B and configured to obtain the electrical signal transmitted by the image sensor 2B and perform corresponding processing to obtain a corresponding video image B. The image processing module receives an electric signal (image signal) transmitted by the image sensor, configures parameters of the image sensor, controls exposure and gain of the image sensor to obtain a better original image, performs image processing such as color interpolation, automatic white balance adjustment, noise reduction and wide dynamic on the original image to obtain a normally displayed high-quality image, and adjusts the brightness and other parameters of the video image A and the video image B to be close to facilitate subsequent video splicing to obtain a better integral picture for a user to watch.
and the video splicing module 4 can be a processor with a video splicing function. The video stitching module 4 is connected with the image processing module 3A and the image processing module 3B, and is configured to seamlessly stitch the video image a obtained by the image processing module 3A and the video image B obtained by the image processing module 3B into a video image C. In the actual shooting process, the shooting ranges of the two telephoto lenses are overlapped to a certain extent, that is, the pictures of the video image A and the video image B are partially repeated, the two videos are displayed respectively in the prior art, but the observation mode enables a user to splice the two pictures into one picture by self imagination when looking up the videos, so that the user can know all shooting information, great inconvenience is brought to the user by using the video splicing module 4, and therefore the two videos are spliced into one video through the seamless splicing mode.
In an alternative embodiment, the image processing module may also be a pipelined image processing dedicated engine, and further may be integrated with a processor having a video stitching function.
Specifically, as shown in fig. 2 and fig. 3, two paths of video images collected in this embodiment before stitching are shown: fig. 2 is a video image a (left) and fig. 3 is a video image B (right), where two videos provided in this embodiment are both 1920X1080@30fps high-definition videos, and one video obtained through seamless splicing is an unconventional 16:9 picture-ratio video as shown in fig. 4, and at this time, one wide-screen picture shown in fig. 4 may be selectively displayed according to actual requirements, or a 16:9 picture-ratio video may be selectively output after adjustment processing. In consideration of the evidence effect of the automobile data recorder, the credibility of the video material can be reduced by performing subsequent processing, cutting and splicing on the video material, help is difficult to provide after a responsibility accident occurs, and the video splicing module 4 in the embodiment adopts a real-time splicing mode and does not need to rely on the subsequent processing.
Furthermore, in consideration of the fact that video images shot by two tele lenses need to be spliced, the two tele lenses need to be calibrated, matched and fused in the seamless video splicing process, overlapping regions in the two tele lenses need to be found, and splicing seams are eliminated by using multi-band fusion, when the shooting positions of the two tele lenses are set, the optical axes of the two tele lenses are ensured to be on the same horizontal plane as much as possible, so that the vertical ranges of the two tele lenses are ensured to be consistent as much as possible, continuous two tele images can be obtained, the overlapping regions can be conveniently and quickly found during video splicing, and a complete tele video can be obtained. If the optical axes of the two telephoto lenses are too far apart in the vertical direction, not only the overlapping area is too small, but also one path of video image obtained by splicing is interlaced and cannot be used normally.
Further, as shown in fig. 5, the dual-lens automobile data recorder provided in this embodiment further includes a memory card 5 and a display screen 6, both the memory card 5 and the display screen 6 are connected to the video stitching module 4, when the video stitching module 4 stitches two paths of video images, that is, the video image a and the video image B, into one path of video image C, the obtained one path of video image C is displayed through the display screen 6, and meanwhile, one path of video image C is stored in the memory card 5, so that corresponding video information is read as an evidence when a subsequent liability accident occurs.
When the device is used, the two telephoto lenses are placed in parallel towards the driving direction, the shooting wide-angle overlapping range of the two telephoto lenses is reasonably set, optical signals collected by the two telephoto lenses are converted into electric signals through the image sensors which are correspondingly connected, clear two paths of video images are obtained after the optical signals are processed by the image processing module which is connected with the corresponding sensors, and the two paths of video images are spliced by the video splicing module 4 in real time and seamlessly to output one path of video images to the storage card 5 and are displayed in real time through the display screen 6.
The dual-lens automobile data recorder provided by the embodiment adopts the telephoto lens to carry out long-distance shooting, the obtained effective pixel points can display more picture details and clearly see information such as license plates at a longer distance, two telephoto lenses are adopted to enlarge the shooting range of a wide-angle lens to a wide-angle lens, two paths of video images shot by two telephoto lenses are obtained through the processing of an image sensor and an image processing module, the two paths of video images are spliced into one path of video image through a video splicing module 4 to be displayed, the double-lens automobile data recorder provided by the embodiment has the advantages that the displayed shot picture details are clear, the shooting range is wide, a user can clearly see license plate information in a plurality of lanes in the range exceeding five meters, the display effect is better than that of the existing automobile data recorder when details are amplified, and the displayed shot picture is convenient for the user to watch for a complete picture after splicing.
Example two
As shown in fig. 6, for the utility model provides a two camera lens vehicle event data recorder that embodiment two provided, on the basis of embodiment one, this embodiment has further increased two camera lens vehicle event data recorder's function, specifically as follows:
The twin-lens vehicle event data recorder that this embodiment provided still includes control button 7, and control button 7 is connected with video concatenation module 4 for realize the human-computer interaction function, the user can be through control button 7 to twin-lens vehicle event data recorder input operation instruction in order to control twin-lens vehicle event data recorder to carry out corresponding operation. Specifically, the control keys 7 may include one or more of a power key, a menu key, a shift key, an enter key, and the like, for example, a user may control the on and off of the dual-lens automobile data recorder through the power key, and may also call up a command menu through the menu key, and control the operating mode or state of the automobile data recorder through the command menu, such as displaying a wide screen or displaying a normal screen 16:9 scale pictures.
The dual-lens automobile data recorder provided by this embodiment further includes a power supply module 11, the power supply module 11 is connected with an automobile cigarette lighter through an automobile charger 12, the working voltage of the automobile cigarette lighter is 12-24V, the voltage input to the power supply module 11 through the automobile charger 12 is 5V, and the power supply module 11 converts the 5V voltage into the voltage required by each circuit module to enable the dual-lens automobile data recorder to normally work.
The dual-lens automobile data recorder further comprises a microphone 8 and a loudspeaker 9, the microphone 8 is used for recording surrounding sound information and storing the sound information and video information in the memory card 5 in a correlated mode, a user can also select only video recording without recording, specifically, the working state of the automobile data recorder can be controlled by using the control key 7, the loudspeaker 9 is used for playing the sound information collected by the microphone 8, the user can also select not to play the sound information, and the working state of the automobile data recorder can be adjusted by using the control key 7.
further, the twin-lens vehicle event data recorder that this embodiment provided still includes pilot lamp 10, and pilot lamp 10 can be used for reminding user's twin-lens vehicle event data recorder's operating condition, if: the indicating lamp 10 is normally on in green to indicate normal operation, the indicating lamp 10 is normally on in red to indicate insufficient storage space, and the indicating lamp 10 is flickering in red to indicate abnormal operation and the like. In other embodiments, there may be a plurality of indicator lights 10, and each indicator light 10 corresponds to one state of the dual-lens automobile data recorder, which is only for illustration and is not a limitation of the present disclosure.
the twin-lens vehicle event data recorder that this embodiment provided still includes support 13, and support 13 accessible viscose and sucking disc are installed on the windshield of car or the automobile body for it is fixed with twin-lens vehicle event data recorder.
Further, the bracket 13 further includes a universal shaft, and after the bracket 13 is fixed on a windshield or a body of the automobile, the shooting angle of the automobile data recorder can be adjusted by adjusting the universal shaft to rotate within a certain range.
Further, the twin-lens vehicle event data recorder that this embodiment provided still includes a casing, and video concatenation module 4, two image processing modules and two image sensor all are located the casing, are connected through magnetism or the mode of buckle between casing and the support 13 and conveniently take off, and support 13 can be fixed always on car windshield or automobile body like this, can conveniently take off the operation with the twin-lens vehicle event data recorder fast when the operation of inconvenient string of putting the execution such as twin-lens vehicle event data recorder need maintain.
There is split type vehicle event data recorder also has integral type vehicle event data recorder among the present many camera lenses vehicle event data recorder, considers the utility model provides a two camera lenses vehicle event data recorder is located the technical demand on the same horizontal plane to two long burnt camera lens optical axes, and is preferred, and the two camera lenses vehicle event data recorder that this embodiment adopted the integral type to design, video concatenation module 4 promptly, two image processing modules and two image sensor are located inside the casing, and two long burnt camera lenses are followed the same one side of casing and are stretched out. This is because if adopt split type design to hardly guarantee that the optical axis that can guarantee two telephoto lenses is located same horizontal plane when installing the camera lens, even realized also very easily in follow-up use because of reasons such as support 13 rocks cause the optical axis position skew, this greatly increased the cost of installation, debugging, and the relative position of two telephoto lenses in the twin-lens vehicle event data recorder of integral type can hardly change, and the installation is swift also need not the adjustment process.
The second embodiment further realizes the function adjustment and the switching of twin-lens vehicle event data recorder through control button 7 on the basis of first embodiment, convert on-vehicle voltage into the operating voltage who corresponds the circuit module through power module 11 and realize twin-lens vehicle event data recorder's normal work, record and play the sound information of driving in-process through microphone 8 and speaker 9, through support 13 and cardan shaft convenience of customers fixed twin-lens vehicle event data recorder and adjustment shooting direction, adopt the integral type design to avoid the waste of time and energy of installation.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (10)

1. A twin-lens vehicle event data recorder, characterized by comprising:
The two telephoto lenses face the same direction and are arranged in parallel and used for acquiring video information in the driving direction;
each image sensor is connected with one telephoto lens and is used for converting optical signals collected by the telephoto lens connected with the image sensor into electric signals;
Each image processing module is connected with one image sensor and is used for acquiring an electric signal transmitted by the image sensor connected with the image processing module and acquiring a corresponding video image;
And the video splicing module is connected with the two image processing modules and is used for seamlessly splicing the two paths of video images obtained by the two image sensing modules into one path of video image.
2. The dual-lens automobile data recorder according to claim 1, wherein:
And the optical axes of the two telephoto lenses are positioned on the same horizontal plane.
3. The dual lens automobile data recorder according to claim 1, further comprising:
and the storage card is used for storing the video images obtained by splicing, and the display screen is used for playing the video images.
4. The dual lens automobile data recorder according to claim 1, further comprising:
And the control keys are connected with the video splicing module and comprise one or more of a power key, a menu key and a switching key.
5. The dual lens automobile data recorder according to claim 1, further comprising:
And the power supply module is connected with the vehicle-mounted cigarette lighter and used for supplying power to the double-lens automobile data recorder.
6. the dual lens automobile data recorder according to claim 1, further comprising:
and the microphone is used for collecting sound information, and the loudspeaker is used for playing the sound information collected by the microphone.
7. The dual lens automobile data recorder according to claim 1, further comprising:
The support, the support passes through viscose and sucking disc and installs on the windshield of car or automobile body to it is fixed double-lens vehicle event data recorder.
8. the dual lens automobile data recorder according to claim 7, wherein the stand comprises:
and the cardan shaft is used for adjusting the shooting angle of the double-lens automobile data recorder.
9. The dual lens automobile data recorder according to claim 7, further comprising:
the casing, video concatenation module, two image processing module and two image sensor all is located inside the casing, the casing with the support is connected through magnetism or buckle mode.
10. The dual lens tachograph of any one of claims 1 to 8, further comprising a housing, the video stitching module, the two image processing modules and the two image sensors being located inside the housing, the two telephoto lenses projecting from the same side of the housing.
CN201921033188.4U 2019-07-04 2019-07-04 Double-lens automobile data recorder Expired - Fee Related CN209803857U (en)

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CN201921033188.4U CN209803857U (en) 2019-07-04 2019-07-04 Double-lens automobile data recorder

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Application Number Priority Date Filing Date Title
CN201921033188.4U CN209803857U (en) 2019-07-04 2019-07-04 Double-lens automobile data recorder

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112040106A (en) * 2020-09-14 2020-12-04 深圳市邻友通科技发展有限公司 Double-path snapshot method and device for automobile data recorder, automobile data recorder and storage medium

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112040106A (en) * 2020-09-14 2020-12-04 深圳市邻友通科技发展有限公司 Double-path snapshot method and device for automobile data recorder, automobile data recorder and storage medium

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Granted publication date: 20191217