CN210895127U - Street lamp and automatic driving road system - Google Patents
Street lamp and automatic driving road system Download PDFInfo
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- CN210895127U CN210895127U CN201922407786.XU CN201922407786U CN210895127U CN 210895127 U CN210895127 U CN 210895127U CN 201922407786 U CN201922407786 U CN 201922407786U CN 210895127 U CN210895127 U CN 210895127U
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Abstract
The application relates to a street lamp and an automatic driving road system. The street lamp can obtain three-dimensional point cloud data of the surrounding environment of the lamp pole while providing a lighting source by arranging the lighting assembly, the laser radar and the data transmission device at one end of the lamp pole far away from the ground, and sends the three-dimensional point cloud data to the automobile which is less than a preset distance away from the lamp pole. Through setting up laser radar, the vehicle that traveles can carry out real-time supervision to the road surface barrier of going, vehicle, pedestrian and road condition, can avoid leading to the problem of vision blind area because of there being large-scale barrier, has improved the security of the vehicle that traveles.
Description
Technical Field
The application relates to the technical field of automatic driving, in particular to a street lamp and an automatic driving road system.
Background
In an automatic driving system, three-dimensional point cloud data of a road is directly obtained by a vehicle-mounted laser radar, and is matched with three-dimensional map data, global positioning data and an internet of vehicles to obtain position information of an automatic driving vehicle. For the road surface condition, real-time detection is carried out by various sensors mounted on the automatic driving vehicle.
However, the prediction efficiency of the detection mode taking the automatic driving vehicle as the center of a circle for the emergency situation is very low, and especially the situation behind a large obstacle cannot be predicted, so that potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
Accordingly, it is necessary to provide a street lamp and an autonomous driving road system for solving the problem that the autonomous driving vehicle cannot estimate the situation behind a large obstacle.
The application provides a street lamp, includes:
a lamp post;
the lighting assembly is arranged at one end of the lamp post, which is far away from the ground, and is used for providing a lighting source;
the laser radar is arranged at one end, far away from the ground, of the lamp post and used for acquiring three-dimensional point cloud data of the surrounding environment of the lamp post; and
and the data transmission device is arranged at one end of the lamp pole, which is far away from the ground, is electrically connected with the laser radar and is used for receiving the three-dimensional point cloud data and sending the three-dimensional point cloud data to the automobile with the distance from the lamp pole being less than the preset distance.
In one embodiment, the street lamp further comprises:
the image sensor is arranged at one end, far away from the ground, of the lamp post, is electrically connected with the data transmission device, and is used for acquiring the two-dimensional image data of the surrounding environment of the lamp post and sending the two-dimensional image data to the data transmission device.
In one embodiment, the image sensor includes:
the visible light camera is arranged at one end, far away from the ground, of the lamp post, is electrically connected with the data transmission device, and is used for acquiring color image data of the environment around the lamp post and sending the color image data to the data transmission device; and
and the infrared camera is arranged at one end, far away from the ground, of the lamp post, is electrically connected with the data transmission device, and is used for acquiring the infrared image data of the surrounding environment of the lamp post and sending the infrared image data to the data transmission device.
In one embodiment, the visible light camera is a 360-degree all-round color camera.
In one embodiment, the infrared camera is a 360-degree ring infrared camera.
In one embodiment, the data transmission apparatus includes:
the visible light wireless communication signal generating circuit is arranged on the lighting assembly, the input end of the visible light wireless communication signal generating circuit is electrically connected with the laser radar and the image sensor, and the visible light wireless communication signal generating circuit is used for receiving the three-dimensional point cloud data and the two-dimensional image data and generating a visible light wireless communication signal according to the driving modulation of a light source provided by the lighting assembly; and
the visible light wireless communication signal transmitting circuit is arranged on the lighting assembly, the input end of the visible light wireless communication signal transmitting circuit is electrically connected with the output end of the visible light wireless communication signal generating circuit, and the visible light wireless communication signal transmitting circuit is used for transmitting the visible light wireless communication signal.
In one embodiment, the street lamp further comprises:
and the thermal imager is arranged at one end of the lamp post, which is far away from the ground, is electrically connected with the data transmission device and is used for acquiring the temperature data of the surrounding environment of the lamp post.
In one embodiment, the street lamp further comprises:
the 5G base station is arranged at one end, far away from the ground, of the lamp post and used for providing a 5G signal.
In one embodiment, the lidar is an area array detection lidar.
Based on the same inventive concept, the present application further provides a street lamp, comprising:
a lamp post;
the lighting assembly is arranged at one end of the lamp post, which is far away from the ground, and is used for providing a lighting source;
the laser radar is arranged at one end, far away from the ground, of the lamp post and used for acquiring three-dimensional point cloud data of the surrounding environment of the lamp post;
the data processing device is arranged at one end, far away from the ground, of the lamp post, is electrically connected with the laser radar, and is used for receiving the three-dimensional point cloud data and obtaining environment information according to the three-dimensional point cloud data, wherein the environment information comprises road conditions, pedestrian positions and barrier positions; and
and the data transmission device is arranged at one end, far away from the ground, of the lamp post, is electrically connected with the data processing device, and is used for receiving the environmental information and sending the environmental information to the automobile with the distance less than the preset distance from the lamp post.
Based on the same inventive concept, the application also provides an automatic driving road system, which comprises a plurality of street lamps in any one of the above embodiments.
According to the street lamp provided by the embodiment, the lighting assembly, the laser radar and the data transmission device are arranged at one end, far away from the ground, of the lamp post, so that the three-dimensional point cloud data of the surrounding environment of the lamp post can be acquired while the lighting source is provided, and the three-dimensional point cloud data is sent to the automobile which is far away from the lamp post and is less than the preset distance. Through setting up laser radar, the vehicle that traveles can carry out real-time supervision to the road surface barrier of going, vehicle, pedestrian and road condition, can avoid leading to the problem of vision blind area because of there being large-scale barrier, has improved the security of the vehicle that traveles.
Drawings
Fig. 1 is a schematic structural diagram of a street lamp provided in an embodiment of the present application;
fig. 2 is a schematic diagram of an electrical connection relationship of a street lamp according to an embodiment of the present disclosure;
fig. 3 is a schematic view of an electrical connection relationship of another street lamp provided in the embodiment of the present application;
fig. 4 is a schematic diagram of a data transmission method between an automatic driving road system and a driving vehicle according to an embodiment of the present application.
Description of the reference numerals
100 street lamp
10 Lamp post
20 Lighting Assembly
30 lidar
40 data transmission device
410 visible light wireless communication signal generating circuit
420 visible light wireless communication signal transmitting circuit
50 image sensor
510 visible light camera
520 infrared camera
60 thermal imaging system
705G base station
80 data processing device
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and it is therefore not intended to be limited to the embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
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 application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1-2, a street lamp 100 is provided. The street light 100 includes a light pole 10, a lighting assembly 20, a lidar 30, and a data transmission device 40. The lighting assembly 20 is disposed at an end of the light pole 10 away from the ground for providing a lighting source. The laser radar 30 is disposed at one end of the lamp post 10 far away from the ground, and is configured to obtain three-dimensional point cloud data of an environment around the lamp post 10. The data transmission device 40 is arranged at one end of the lamp post 10 far away from the ground, is electrically connected with the laser radar 30, and is used for receiving the three-dimensional point cloud data and sending the three-dimensional point cloud data to an automobile which is less than a preset distance away from the lamp post 10.
It can be understood that the laser radar 30 can obtain the three-dimensional point cloud data of the surrounding environment by emitting laser to the surrounding environment, and monitor the running road surface obstacles, vehicles, pedestrians and road conditions in real time according to the three-dimensional point cloud data, wherein the road conditions may include the road surface flatness degree, the traffic congestion degree and the like. Therefore, the arrangement of the laser radar 30 can improve the ability of the traveling vehicle to judge an emergency in a blind area, which may include the rear side of the traveling vehicle and the rear side of an obstacle. In addition, because the laser has high directivity, the angle of the laser incident to the road surface can effectively avoid the interference of sunlight, thereby improving the signal to noise ratio of the three-dimensional point cloud data. In conclusion, the arrangement of the laser radar 30 can solve the problem that potential safety hazards are easily caused by vision blind areas of running vehicles in the running process, and meanwhile, the requirements of automatic driving vehicles on hardware and sensors can be reduced to a certain extent, and the popularization of automatic driving is promoted.
It is to be understood that the type of the laser radar 30 is not limited in the present application, as long as it can acquire surrounding three-dimensional point cloud data. In one embodiment, lidar 30 may be a Mechanical rotary lidar, a Micro-Electro-Mechanical System (MEMS) scanning lidar, an Optical Phase Array (OPA) lidar, a metasurface scanning lidar, a FLASH (FLASH) lidar, or the like. In this embodiment, the laser radar can detect the three-dimensional point cloud data within 360 degrees, that is, the three-dimensional data of the environment around the lamp post 10, and can obtain more comprehensive three-dimensional point cloud data, thereby improving the judgment of the running vehicle on the road condition in the blind area.
In one embodiment, lidar 30 is an area array detection lidar. Namely a FLASH lidar. 360 detection can be achieved by arranging a plurality of FLASH lidar in different directions. It can be understood that the present application does not limit the type of laser emitted by the laser radar 30, as long as it can meet the requirement of precision in acquiring the three-dimensional point cloud data. In one embodiment, the transmitting end of the laser radar 30 may emit pulsed laser light or continuous wave laser light. In one embodiment, the laser radar may emit laser light at a wavelength of 905nm, 940nm, or 1550 nm.
It can be understood that the data transmission mode in the data transmission device 40 is not limited in the present application, and may be specifically set according to the network condition of the installation location of the street lamp 100. In one embodiment, the data transmission device 40 may be a visible Light communication (LiFi) device, which is disposed together with the lighting function, without adding additional components. The transmission rate of LiFi is much higher than that of WIFI, which can further improve the transmission rate and efficiency of the data transmission device 40. In one embodiment, if the WIFI signal is strong at the setting position of the street lamp 100, the data transmission device 40 may communicate with the running vehicle by using the WIFI signal. In another embodiment, the data transmission device 40 may also communicate with the traveling vehicle in various ways, such as cellular data or bluetooth. In this embodiment, after the data transmission device 40 sends the three-dimensional point cloud data to the vehicle, the vehicle receiving the three-dimensional point cloud data can obtain data such as real-time road conditions, the number and positions of pedestrians, and the positions of obstacles according to the three-dimensional point cloud data and data obtained by its own sensor, so that the ability of the vehicle to judge emergency can be improved.
The street lamp 100 provided by the application can acquire three-dimensional point cloud data of the surrounding environment of the lamp pole 10 while providing a lighting source by arranging the lighting assembly 20, the laser radar 30 and the data transmission device 40 at one end of the lamp pole 10 far away from the ground, and sends the three-dimensional point cloud data to an automobile which is less than a preset distance away from the lamp pole 10. Through setting up laser radar 30, the vehicle of traveling can carry out real-time supervision to the road surface barrier of driving, vehicle, pedestrian and road condition, can avoid leading to the problem of vision blind area because of there being large-scale barrier, and the street lamp 100 that this application provided promptly can improve the security of the vehicle of traveling.
In one embodiment, the street light 100 further comprises an image sensor 50. The image sensor 50 is disposed at an end of the light pole 10 away from the ground, electrically connected to the data transmission device 40, and configured to acquire two-dimensional image data of an environment around the light pole 10 and send the two-dimensional image data to the data transmission device 40.
In one embodiment, image sensor 50 includes a visible light camera 510 and an infrared camera 520. The visible light camera 510 is disposed at an end of the light pole 10 away from the ground, electrically connected to the data transmission device 40, and configured to acquire color image data of an environment around the light pole 10 and send the color image data to the data transmission device 40. The infrared camera 520 is disposed at one end of the light pole 10 far away from the ground, electrically connected to the data transmission device 40, and configured to acquire infrared image data of the environment around the light pole 10, and send the infrared image data to the data transmission device 40.
It is understood that the image sensor 50 may acquire two-dimensional image data of the environment around the light pole 10. The image sensor 50 has a fast detection speed relative to the laser radar 30, and is suitable for tracking a target, and the laser radar 30 can accurately estimate the accurate position of the target in a three-dimensional space. Therefore, by arranging the laser radar 30 and the image sensor 50, the running vehicle can simultaneously receive the two-dimensional image data and the three-dimensional point cloud data of the surrounding environment of the lamp post 10, so that the accuracy of real-time monitoring of the road surface small obstacles, vehicles, pedestrians and road conditions is improved, and the safety of the running vehicle is improved.
In one embodiment, visible light camera 510 may be a 360 degree look-around color camera. The RGB camera can obtain rich color information and can judge the target object based on image processing. In one embodiment, infrared camera 520 may be a 360-degree ring infrared camera. The infrared camera can acquire the grayscale image of the environment around the lamp pole 10 under the poor condition of illumination. It can be understood that both the RGB camera and the infrared camera can be arranged as a 360-degree all-around camera, and a specific field angle can also be set according to a specific scene.
In one embodiment, the data transmission device 40 includes a visible light wireless communication signal generation circuit 410 and a visible light wireless communication signal transmission circuit 430. The visible light wireless communication signal generating circuit 410 is disposed on the illumination assembly 20, and an input end thereof is electrically connected to the laser radar 30 and the image sensor 50, and is configured to receive the three-dimensional point cloud data and the two-dimensional image data, and generate a visible light wireless communication signal according to driving modulation of the light source provided by the illumination assembly 20. The visible light wireless communication signal emitting circuit 430 is disposed on the lighting assembly 20, and an input end thereof is electrically connected to an output end of the visible light wireless communication signal generating circuit 410 for emitting a visible light wireless communication signal. In one embodiment, the street light 100 may also include multiple types of sensors, such as a thermal imager 60. In this embodiment, the input end of the visible light wireless communication signal generating circuit 410 may be further electrically connected to the thermal imager 60, and is configured to receive data collected by the thermal imager 60 and send the data to the running vehicle through the visible light wireless communication signal transmitting circuit 430.
It is understood that the data transmission device 40 may employ visible light communication technology. Based on the visible light communication technology, an efficient automatic driving positioning, safety and information interaction system can be established, local network data of vehicles can be pushed in different areas, efficient information interaction with running vehicles is achieved, and running vehicles can obtain required specific information.
In one embodiment, by adding the visible light wireless communication technology to the lighting assembly 20 of the street lamp 100, visible light wireless communication can be realized according to driving modulation of the light source provided by the lighting assembly 20. Wherein the lighting assembly 20 may comprise an LED lamp or a laser emitting device, the data transmission device 40 may be disposed adjacent to the LED or the like or the laser emitting device. It can be understood that the visible light wireless communication function can provide a high-speed network signal for pedestrians near the lamp post 10, and meanwhile, enable the running vehicles to receive required driving information in a specific area. Wherein the driving vehicle may comprise an autonomous vehicle or a vehicle with a common person. In this embodiment, when a driving vehicle enters the lighting area of the street lamp 100, the driving vehicle can receive the three-dimensional point cloud number, the two-dimensional image data, the temperature data and the like in the specific area, and the accuracy of the environmental information acquired by the driving vehicle can be improved, so that the step of selecting information from the complex internet of vehicles by the driving vehicle is avoided. Therefore, by interacting the specific area environment data acquired by the street lamp 100 with the driving vehicle information, the driving safety hazard of the driving vehicle in an emergency can be avoided. In addition, the privacy of data transmission can be improved by adopting visible light wireless communication, and information pollution is avoided, namely, the condition that a driving vehicle which does not need to receive the information receives redundant information is avoided.
In one embodiment, the street light 100 further comprises a thermal imager 60. The thermal imager 60 is disposed at an end of the light pole 10 away from the ground, and electrically connected to the data transmission device 40 for acquiring temperature data of the environment around the light pole 10. The thermal imaging camera 60 can monitor the distribution of the temperature around the lamp post 10 and can also perform life detection, i.e. it is beneficial to judge and identify small organisms in the road by judging the vital signs. It can be understood that by arranging the thermal imager 60, the life detection of small-volume targets which are difficult to identify such as children and small animals can be realized, the accuracy of identifying the small-volume targets is improved, and safety accidents can be further avoided.
In one embodiment, the street light 100 further comprises a 5G base station 70. The 5G base station 70 is disposed at an end of the light pole 10 away from the ground for providing a 5G signal. It can be understood that the street lamp 100 can be used as a base station in the 5G network to cover and construct the 5G network. Of course, the street lamp 100 can also be used for laying 4G base stations with a wide application range.
It is understood that the street light 100 provided by the present application comprises a light pole 10, a lighting assembly 20, a lidar 30, a data transmission device 40, an image sensor 50, a thermal imager 60 and a 5G base station 70. The lighting assembly 20 is combined with the data transmission device 40, and can communicate with a running vehicle by adopting a visible light communication technology. Meanwhile, the arrangement of the visible light local area network can prevent the running vehicle from receiving useless information, improve the accuracy of information transmission and further improve the speed and the accuracy of the running vehicle in judging the road conditions.
Referring to fig. 3, based on the same inventive concept, the present application further provides a street lamp 100. The street light 100 includes a light pole 10, a lighting assembly 20, a lidar 30, a data processing device 80, and a data transmission device 40. And the lighting assembly 20 is arranged at one end of the lamp post 10 far away from the ground and is used for providing a lighting source. The laser radar 30 is disposed at one end of the lamp post 10 far away from the ground, and is configured to obtain three-dimensional point cloud data of an environment around the lamp post 10. The data processing device 80 is disposed at one end of the lamp post 10 far from the ground, electrically connected to the laser radar 30, and configured to receive the three-dimensional point cloud data and obtain environmental information according to the three-dimensional point cloud data, where the environmental information includes road conditions, pedestrian positions, and obstacle positions. The data transmission device 40 is disposed at one end of the lamp post 10 far away from the ground, electrically connected to the data processing device 80, and configured to receive the environmental information and send the environmental information to the vehicle less than a preset distance away from the lamp post 10. In this embodiment, the light pole 10, the lighting assembly 20, the lidar 30 and the data transmission device 40 may be the light pole 10, the lighting assembly 20, the lidar 30 and the data transmission device 40 in any of the above embodiments. The street light 100 may further include the data image sensor 50, the thermal imager 60, and the 5G base station 70 in any of the embodiments described above. The data collected by the data image sensor 50 and the thermal imager 60 can be processed by the data processing device 80, converted into environmental information, and then sent to the vehicle in a form less than the preset distance away from the lamp post 10. In one embodiment, the data processing device 80 may also send the obtained three-dimensional point cloud data and two-dimensional image data to the cloud for processing. Based on the same inventive concept, the present application further provides an automatic driving road system, which includes a plurality of street lamps 100 according to any one of the above embodiments. It can be understood that the intelligent driving road system can be established by arranging the street lamps 100 on both sides of the road in a preset manner. In the present embodiment, the 5G base station 70 may be provided only on a part of the street lamps 100 as needed. The autonomous driving road system can be used as a special road for autonomous driving vehicles, and provides and supplements important road information for the autonomous driving vehicles so as to make up autonomous driving accidents caused by sensor defects or blind areas of the autonomous driving vehicles. The automatic driving vehicle can fuse the data acquired by the laser radar 30, the image sensor 50 and the thermal imager 60 to acquire rich road condition information so as to drive vehicle blind areas to supplement data, realize omnibearing obstacle and life body detection, can be further applied to various illegal conditions for discrimination, and can be used in various fields such as illumination, automatic driving, communication, security and the like. In one embodiment, the automatic driving road system can also be used for driving ordinary automobiles, can provide light sources for driving automobiles, and can also provide stable network and driving navigation services.
Referring to fig. 4, in one embodiment, the driving vehicle can obtain real-time data transmitted from the 3 street lamps 100 closest to the driving vehicle. At this time, all data that the vehicle can obtain can include the detection data of vehicle itself, the internet of things/cloud data and the high real-time and non-blind area data that are located near the region of traveling. Meanwhile, the traveling vehicle may set a priority processing order for the above data processing. In one embodiment, the running vehicle can process the detection data of the vehicle, the high-instantaneity and blind-area-free data near the running area can be processed, and the internet of things/cloud data is processed finally. It can be understood that the data processing sequence can improve the efficiency of judging the obstacle or the environment by the running vehicle and improve the safety of the automatic driving automobile. In this embodiment, the multi-type sensor fusion in the street lamp 100 can acquire more comprehensive and non-blind area data of the road of traveling, and the acquisition of data possesses higher real-time, can realize the high-efficient data interaction with the automatic driving vehicle, guarantees that the automatic driving vehicle acquires the real-time of all kinds of information of automatic driving, improves the security of traveling.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (11)
1. A street light, comprising:
a lamp post (10);
the lighting assembly (20) is arranged at one end of the lamp post (10) far away from the ground and is used for providing a lighting source;
the laser radar (30) is arranged at one end, far away from the ground, of the lamp post (10) and used for acquiring three-dimensional point cloud data of the surrounding environment of the lamp post (10); and
the data transmission device (40) is arranged at one end, far away from the ground, of the lamp post (10), is electrically connected with the laser radar (30), and is used for receiving the three-dimensional point cloud data and sending the three-dimensional point cloud data to an automobile with a distance less than a preset distance away from the lamp post (10).
2. The street lamp according to claim 1, further comprising:
the image sensor (50) is arranged at one end, far away from the ground, of the lamp post (10), is electrically connected with the data transmission device (40), and is used for acquiring two-dimensional image data of the surrounding environment of the lamp post (10) and sending the two-dimensional image data to the data transmission device (40).
3. The street light according to claim 2, characterized in that the image sensor (50) comprises:
the visible light camera (510) is arranged at one end, far away from the ground, of the lamp post (10), is electrically connected with the data transmission device (40), and is used for acquiring color image data of the surrounding environment of the lamp post (10) and sending the color image data to the data transmission device (40); and
the infrared camera (520) is arranged at one end, far away from the ground, of the lamp pole (10), is electrically connected with the data transmission device (40), and is used for acquiring infrared image data of the surrounding environment of the lamp pole (10) and sending the infrared image data to the data transmission device (40).
4. The street light according to claim 3, characterized in that the visible light camera (510) is a 360 degree around looking color camera.
5. The street light according to claim 3, characterized in that the infrared camera (520) is a 360 degree ring infrared camera.
6. Street lamp according to claim 2, characterized in that the data transmission device (40) comprises:
the visible light wireless communication signal generation circuit (410) is arranged on the illumination assembly (20), the input end of the visible light wireless communication signal generation circuit is electrically connected with the laser radar (30) and the image sensor (50), and the visible light wireless communication signal generation circuit is used for receiving the three-dimensional point cloud data and the two-dimensional image data and generating a visible light wireless communication signal according to the driving modulation of a light source provided by the illumination assembly (20); and
the visible light wireless communication signal transmitting circuit (420) is arranged on the lighting assembly (20), and the input end of the visible light wireless communication signal transmitting circuit is electrically connected with the output end of the visible light wireless communication signal generating circuit (410) and is used for transmitting the visible light wireless communication signal.
7. The street lamp according to claim 1, further comprising:
the thermal imaging system (60) is arranged at one end, far away from the ground, of the lamp pole (10), is electrically connected with the data transmission device (40), and is used for acquiring temperature data of the surrounding environment of the lamp pole (10).
8. The street lamp according to claim 1, further comprising:
and the 5G base station (70) is arranged at one end of the lamp post (10) far away from the ground and used for providing a 5G signal.
9. Street lamp according to claim 1, characterized in that the lidar (30) is an area array detection lidar.
10. A street light, comprising:
a lamp post (10);
the lighting assembly (20) is arranged at one end of the lamp post (10) far away from the ground and is used for providing a lighting source;
the laser radar (30) is arranged at one end, far away from the ground, of the lamp post (10) and used for acquiring three-dimensional point cloud data of the surrounding environment of the lamp post (10);
the data processing device (80) is arranged at one end, far away from the ground, of the lamp post (10), is electrically connected with the laser radar (30), and is used for receiving the three-dimensional point cloud data and obtaining environment information according to the three-dimensional point cloud data, wherein the environment information comprises road conditions, pedestrian positions and barrier positions; and
the data transmission device (40) is arranged at one end, far away from the ground, of the lamp post (10), is electrically connected with the data processing device (80), and is used for receiving the environmental information and sending the environmental information to the automobile with the distance less than the preset distance away from the lamp post (10).
11. An autonomous driving road system comprising a plurality of street lamps as claimed in any one of claims 1 to 10.
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| CN201922407786.XU CN210895127U (en) | 2019-12-27 | 2019-12-27 | Street lamp and automatic driving road system |
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| CN201922407786.XU CN210895127U (en) | 2019-12-27 | 2019-12-27 | Street lamp and automatic driving road system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112003630A (en) * | 2020-09-07 | 2020-11-27 | 许同 | Automobile wireless communication device based on 5G |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003630A (en) * | 2020-09-07 | 2020-11-27 | 许同 | Automobile wireless communication device based on 5G |
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