CN113794516A - Vehicle-mounted communication method based on camera - Google Patents
Vehicle-mounted communication method based on camera Download PDFInfo
- Publication number
- CN113794516A CN113794516A CN202110975131.1A CN202110975131A CN113794516A CN 113794516 A CN113794516 A CN 113794516A CN 202110975131 A CN202110975131 A CN 202110975131A CN 113794516 A CN113794516 A CN 113794516A
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- lamp body
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- view camera
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- 238000000034 method Methods 0.000 title claims abstract description 33
- 238000004590 computer program Methods 0.000 claims description 10
- 230000001133 acceleration Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
Abstract
The invention discloses a vehicle-mounted communication method based on a camera, which utilizes a vehicle-mounted front-view camera, a rear-view camera and a lamp body to carry out communication between front and rear adjacent vehicles; the method specifically comprises the following steps: the method comprises the steps that a front-view camera and a rear-view camera are used for obtaining lamp body flickering videos of front and rear vehicles, and communication information is obtained according to the flickering mode of the lamp bodies of the front and rear vehicles in the videos; the flicker of the lamp body is controlled according to the information sent by the intention of the vehicle, so that the front vehicle and the rear vehicle can obtain communication information in a flicker mode of the vehicle lamp body. The invention realizes the communication between vehicles with low hardware cost.
Description
Technical Field
The invention relates to the field of vehicle communication, in particular to a vehicle-mounted communication method based on a camera.
Background
The existing vehicle-mounted communication is generally realized through a vehicle-mounted antenna, vehicle-mounted communication is carried out between vehicles and surrounding vehicles through an agreed communication protocol within the coverage range of antenna transmission and reception, and information intercommunication of the driving states or road conditions and the like of the surrounding vehicles is realized. However, the vehicle manufacturing cost caused by such a vehicle-mounted communication method is increased, which is not favorable for the wide-range popularization of the vehicle-mounted communication method.
Disclosure of Invention
The invention aims to provide a vehicle-mounted communication method based on a camera so as to provide a vehicle communication mode with low hardware cost.
In order to solve the technical problem, the invention provides a technical scheme that: a vehicle-mounted communication method based on a camera utilizes a vehicle-mounted front-view camera, a rear-view camera and a lamp body to carry out communication between front and rear adjacent vehicles; the method specifically comprises the following steps:
the method comprises the steps that a front-view camera and a rear-view camera are used for obtaining lamp body flickering videos of front and rear vehicles, and communication information is obtained according to the flickering mode of the lamp bodies of the front and rear vehicles in the videos;
the flicker of the lamp body is controlled according to the information sent by the intention of the vehicle, so that the front vehicle and the rear vehicle can obtain communication information in a flicker mode of the vehicle lamp body.
According to the scheme, the information which is sent by the vehicle intention is subjected to binary coding, the lamp body is controlled to flicker according to the binary coding, and a lighting representative 1 and a lighting representative 0 are set.
According to the scheme, the updating frequency of the on-off state of the lamp body for controlling the lamp body to flicker according to the binary code is 8 Hz.
According to the scheme, the flashing mode specifically comprises the following steps: the flicker frequency of the lamp body is controlled according to the type of the information which is sent by the vehicle, and the type of the information corresponds to the flicker frequency of the lamp body one to one.
According to the scheme, the specific corresponding relation between the type of the information and the flicker frequency of the lamp body is as follows: 2Hz indicates normal driving, 4Hz indicates an acceleration state, 8Hz indicates a deceleration state, and 16Hz indicates a red front light.
A vehicle-mounted communication device based on a camera comprises:
the front-view camera and the rear-view camera are used for acquiring lamp body flickering videos of front and rear vehicles;
the lamp body is used for flashing, so that front and rear vehicles acquire communication information in a flashing mode of the lamp body;
and the control unit is connected with the front-view camera, the rear-view camera and the lamp body and is used for acquiring communication information according to the flickering mode of the front and rear vehicle lamp bodies in the lamp body flickering video and controlling the flickering of the lamp bodies according to the information sent by the intention of the vehicle.
According to the scheme, the lamp body is arranged inside the front-view camera and the rear-view camera.
According to the scheme, the light emitted by the lamp body meets the following requirements: the wavelength of the light source is within the acceptable light wavelength range of the front-view camera and the rear-view camera.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the camera-based in-vehicle communication method as described above when executing the computer program.
A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the camera-based on-board communication method as described above.
The invention has the beneficial effects that: through the mode that the scintillation that utilizes the lamp body sends communication information, utilizes preceding, back vision camera to acquire lamp body scintillation video and acquire communication information, realized the communication between the adjacent vehicle around, compare in the traditional mode that utilizes vehicle antenna to carry out the communication, practiced thrift the manufacturing cost of vehicle.
Drawings
Fig. 1 is a schematic diagram illustrating a principle of a camera-based vehicle-mounted communication method according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more apparent, the technical solutions of the embodiments of the present disclosure will be described clearly and completely with reference to the drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.
Referring to fig. 1, a camera-based vehicle-mounted communication method, which utilizes a front-view camera, a rear-view camera and a lamp body mounted on a vehicle to perform communication between front and rear adjacent vehicles; the method specifically comprises the following steps:
the method comprises the steps that a front-view camera and a rear-view camera are used for obtaining lamp body flickering videos of front and rear vehicles, and communication information is obtained according to the flickering mode of the lamp bodies of the front and rear vehicles in the videos;
the flicker of the lamp body is controlled according to the information sent by the intention of the vehicle, so that the front vehicle and the rear vehicle can obtain communication information in a flicker mode of the vehicle lamp body.
Further, binary coding is carried out on information which the vehicle intends to send, the lamp body is controlled to flicker according to the binary coding, and a lighting representative 1 and a lighting representative 0 are set.
Further, the updating frequency of the on-off state of the lamp body for controlling the lamp body to flicker according to the binary code is 8 Hz; that is, the continuous time of one second is divided into 8 parts, and each part is the time length of an independent on-off state.
Further, the flashing mode specifically comprises: the flicker frequency of the lamp body is controlled according to the type of the information which is sent by the vehicle, and the type of the information corresponds to the flicker frequency of the lamp body one to one.
Further, the specific correspondence between the type of the information and the flashing frequency of the lamp body is as follows: 2Hz indicates normal driving, 4Hz indicates an acceleration state, 8Hz indicates a deceleration state, and 16Hz indicates a red front light.
A vehicle-mounted communication device based on a camera comprises:
the front-view camera and the rear-view camera are used for acquiring lamp body flickering videos of front and rear vehicles;
the lamp body is used for flashing, so that front and rear vehicles acquire communication information in a flashing mode of the lamp body;
and the control unit is connected with the front-view camera, the rear-view camera and the lamp body and is used for acquiring communication information according to the flickering mode of the front and rear vehicle lamp bodies in the lamp body flickering video and controlling the flickering of the lamp bodies according to the information sent by the intention of the vehicle.
Further, the lamp body is arranged inside the front view camera and the rear view camera.
Further, the light emitted by the lamp body satisfies: the wavelength of the light source is within the acceptable light wavelength range of the front-view camera and the rear-view camera.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, the processor implementing the steps of the camera-based in-vehicle communication method as described above when executing the computer program.
A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the camera-based on-board communication method as described above.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A vehicle-mounted communication method based on a camera is characterized in that: the method utilizes a vehicle-mounted front-view camera, a rear-view camera and a lamp body to carry out communication between front and rear adjacent vehicles; the method specifically comprises the following steps:
the method comprises the steps that a front-view camera and a rear-view camera are used for obtaining lamp body flickering videos of front and rear vehicles, and communication information is obtained according to the flickering mode of the lamp bodies of the front and rear vehicles in the videos;
the flicker of the lamp body is controlled according to the information sent by the intention of the vehicle, so that the front vehicle and the rear vehicle can obtain communication information in a flicker mode of the vehicle lamp body.
2. The camera-based vehicle communication method according to claim 1, wherein: the flashing mode is specifically as follows: and carrying out binary coding on information which is intended to be sent by the vehicle, controlling the lamp body to flicker according to the binary coding, and setting a lighting representative 1 and a lighting representative 0.
3. The camera-based vehicle communication method according to claim 2, wherein: and the lamp body on-off state updating frequency for controlling the lamp body to flicker according to the binary code is 8 Hz.
4. The camera-based vehicle communication method according to claim 1, wherein: the flashing mode is specifically as follows: the flicker frequency of the lamp body is controlled according to the type of the information which is sent by the vehicle, and the type of the information corresponds to the flicker frequency of the lamp body one to one.
5. The camera-based vehicle communication method according to claim 4, wherein: the specific corresponding relationship between the type of the information and the flicker frequency of the lamp body is as follows: 2Hz indicates normal driving, 4Hz indicates an acceleration state, 8Hz indicates a deceleration state, and 16Hz indicates a red front light.
6. A camera-based vehicle-mounted communication device for implementing the camera-based vehicle-mounted communication method according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
the front-view camera and the rear-view camera are used for acquiring lamp body flickering videos of front and rear vehicles;
the lamp body is used for flashing, so that front and rear vehicles acquire communication information in a flashing mode of the lamp body;
and the control unit is connected with the front-view camera, the rear-view camera and the lamp body and is used for acquiring communication information according to the flickering mode of the front and rear vehicle lamp bodies in the lamp body flickering video and controlling the flickering of the lamp bodies according to the information sent by the intention of the vehicle.
7. The camera-based vehicle communication device of claim 6, wherein: the lamp body is arranged inside the front-view camera and the rear-view camera.
8. The camera-based vehicle communication device of claim 6, wherein: the light emitted by the lamp body satisfies: the wavelength of the light source is within the acceptable light wavelength range of the front-view camera and the rear-view camera.
9. A computer device comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein: the processor, when executing the computer program, performs the steps of the camera-based on-board communication method according to any one of claims 1 to 5.
10. A computer-readable storage medium having stored thereon a computer program, characterized in that: the computer program, when being executed by a processor, realizes the steps of the camera-based vehicle communication method according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975131.1A CN113794516A (en) | 2021-08-24 | 2021-08-24 | Vehicle-mounted communication method based on camera |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110975131.1A CN113794516A (en) | 2021-08-24 | 2021-08-24 | Vehicle-mounted communication method based on camera |
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| CN113794516A true CN113794516A (en) | 2021-12-14 |
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| CN202110975131.1A Pending CN113794516A (en) | 2021-08-24 | 2021-08-24 | Vehicle-mounted communication method based on camera |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050254714A1 (en) * | 2004-05-13 | 2005-11-17 | Ramakrishna Anne | Systems and methods for data transfer with camera-enabled devices |
| JP2012177997A (en) * | 2011-02-25 | 2012-09-13 | Panasonic Corp | Headlight flashing content determination device |
| CN104966415A (en) * | 2015-06-15 | 2015-10-07 | 上海交通大学 | Vehicle safety control method and system based on LED visible light communication technology |
| CN107786273A (en) * | 2016-08-31 | 2018-03-09 | 大陆汽车投资（上海）有限公司 | The method and system of inter-vehicle communication are carried out using LED car lamp |
| CN113085722A (en) * | 2021-06-09 | 2021-07-09 | 禾多科技（北京）有限公司 | Vehicle control method, electronic device, and computer-readable medium |
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2021
- 2021-08-24 CN CN202110975131.1A patent/CN113794516A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050254714A1 (en) * | 2004-05-13 | 2005-11-17 | Ramakrishna Anne | Systems and methods for data transfer with camera-enabled devices |
| JP2012177997A (en) * | 2011-02-25 | 2012-09-13 | Panasonic Corp | Headlight flashing content determination device |
| CN104966415A (en) * | 2015-06-15 | 2015-10-07 | 上海交通大学 | Vehicle safety control method and system based on LED visible light communication technology |
| CN107786273A (en) * | 2016-08-31 | 2018-03-09 | 大陆汽车投资（上海）有限公司 | The method and system of inter-vehicle communication are carried out using LED car lamp |
| CN113085722A (en) * | 2021-06-09 | 2021-07-09 | 禾多科技（北京）有限公司 | Vehicle control method, electronic device, and computer-readable medium |
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Application publication date: 20211214 |