CN113012427B - Improved vehicle-mounted lightweight inspection system and method - Google Patents
Improved vehicle-mounted lightweight inspection system and method Download PDFInfo
- Publication number
- CN113012427B CN113012427B CN202110180104.5A CN202110180104A CN113012427B CN 113012427 B CN113012427 B CN 113012427B CN 202110180104 A CN202110180104 A CN 202110180104A CN 113012427 B CN113012427 B CN 113012427B
- Authority
- CN
- China
- Prior art keywords
- vehicle
- road
- equipment
- data
- acquisition device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0125—Traffic data processing
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Health & Medical Sciences (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention discloses an improved vehicle-mounted lightweight safety inspection system, which comprises: the system comprises a vehicle-mounted OBD information reading device, a wind speed acquisition device, a temperature and humidity acquisition device, a transmission visibility sensor, a vehicle-mounted front 360-degree pan-tilt camera, high-precision RTK positioning equipment and a vehicle-mounted edge calculation intelligent box; an improved light weight safety inspection method for vehicles comprises the following steps: the equipment required by the system is arranged at each part of the vehicle body according to the requirement and the power supply is ensured; calibrating a front 360-degree pan-tilt camera; detecting a target road section; generating a running safety evaluation and road quality evaluation report; and uploading the road detection data to a cloud database in a unified manner, and comparing and analyzing the road detection data with a storage database. In conclusion, the equipment is simple and convenient in instrument, simple in installation and operation, low in requirement on the measurement environment and capable of evaluating the driving safety; the data acquisition and transmission are more reliable, and the road driving safety real-time data is acquired, evaluated and displayed.
Description
Technical Field
The invention belongs to the technical field of intelligent road inspection, and particularly relates to an improved vehicle-mounted lightweight inspection system and method.
Background
The traditional road detection method has many defects, for example, the hand-push type section instrument method and other human working methods have the problems of time consumption, labor consumption and troublesome operation, and the laser detection vehicle and other professional detection equipment are expensive and easily influenced by the environment, so that the large-range high-frequency popularization and use are difficult. The technical scheme is that the necessary measures for improving the road service level and ensuring the driving safety are taken by utilizing the expressway detection equipment to carry out normalized daily inspection and carrying out unified deployment management on road quality detection data.
Therefore, it is a concern of researchers to find an improved vehicle-mounted lightweight inspection method to realize rapid inspection of road quality and driving safety.
Disclosure of Invention
In order to solve the technical problems, the invention provides an improved vehicle-mounted light-weight safety inspection system and method, which can realize rapid inspection of road quality and driving safety.
In order to achieve the above object, the present invention provides an improved vehicle-mounted light-weight safety inspection system, which includes: the system comprises a vehicle-mounted OBD information reading device, a wind speed acquisition device, a temperature and humidity acquisition device, a transmission visibility sensor, a vehicle-mounted front 360-degree pan-tilt camera, high-precision RTK positioning equipment and a vehicle-mounted edge calculation intelligent box;
the vehicle-mounted OBD information reading device is used for reading vehicle speed, steering wheel corners and windscreen wiper information;
the wind speed acquisition device is used for acquiring wind speed information of the inspection road and acquiring wind speed data of the inspection road;
the temperature and humidity acquisition device is used for acquiring temperature and humidity information of the inspection road and acquiring temperature and humidity data of the inspection road;
the transmission-type visibility sensor is used for collecting the fog information of the inspection road and acquiring the visibility value of the inspection road;
the vehicle-mounted front 360-degree pan-tilt camera is used for detecting road diseases and the integrity of attached facilities;
the high-precision RTK positioning equipment is used for acquiring longitude and latitude for positioning;
the vehicle-mounted edge computing intelligent box is used for image data fusion and analysis.
Preferably, the vehicle-mounted edge computing intelligent box further comprises computer hardware equipment meeting the running requirements of the road detection related algorithm and a hardware interface used for receiving and transmitting various data signals.
The invention also provides an improved inspection method of the light-weight safety inspection system for the vehicle, which specifically comprises the following steps:
s1, installing equipment required by the system on each part of the vehicle body according to requirements and ensuring power supply;
s2, calibrating the front 360-degree pan-tilt camera according to requirements, wherein equipment calibration is required to be carried out when the equipment is used for the first time and after the equipment is re-installed;
s3, after the system is ensured to work normally, the target road section is detected according to the road detection plan;
s4, generating a driving safety evaluation and road quality evaluation report based on the data collected by the vehicle equipment;
and S5, uploading the collected road detection data to a cloud database in a unified manner, and comparing and analyzing the collected road detection data with a storage database.
Preferably, the step S1 is specifically:
s11, firstly, placing the vehicle-mounted edge calculation intelligent box in a vehicle, and supplying power through a power supply in the vehicle after the placement is finished; the 360-degree pan-tilt camera is arranged at the front part of the car body through a sucking disc, is generally positioned at the front end of the car roof, and the aperture and the focal length of the camera are adjusted; disposing a pair of acceleration sensors above a rear axle of a vehicle; placing a high-precision RTK positioning device on the top of a vehicle;
s12, after the equipment is installed, connecting the equipment with a signal transmission line between the vehicle-mounted edge computing intelligent boxes, and checking whether data flow is smooth and whether the equipment can normally operate;
s13, finally, installing the vehicle-mounted OBD information reading device at a vehicle OBD interface inside the vehicle; the wind speed acquisition device is arranged on the rear side of the roof and is fixed by a magnet sucker; the temperature and humidity acquisition device is arranged below a rear bumper of a vehicle at the rear side of the vehicle bottom and is arranged in a punching mode; the transmission-type visibility sensor is arranged on the front side of the car roof and fixed in a magnet sucker mode.
Preferably, the step S2 is specifically:
s21, manufacturing a checkerboard plane plate;
s22, placing the checkerboard plane board at different positions within the 360-degree holder camera visual angle range, and taking pictures as calibration data;
s23, detecting feature points in all calibration data and checkerboard data of the checkerboard plane plate by using an algorithm tool to solve internal parameters, external parameters and distortion coefficients of the camera under the ideal and distortion-free condition; and combining the camera internal parameters, the external parameters and the distortion coefficients of the multiple pictures, and obtaining an optimal internal parameter, external parameter and distortion coefficient matrix by using a maximum likelihood estimation optimization result.
Preferably, each checkerboard area of the checkerboard plane plate is larger than or equal to 10cm by 10cm, the checkerboard plane plate is in a standard square shape, the edge of each checkerboard is clearly distinguishable, and the number of rows and columns of the checkerboard plane plate is larger than or equal to 5.
Preferably, the calibration data at least comprises one picture of which the checkerboard is positioned at the upper left corner, the upper right corner, the middle center, the lower left corner and the lower right corner of the image, and the total number of the calibration data is not less than 10.
Preferably, the detection in step S3 includes road driving safety detection, road surface damage detection, and accessory integrity detection.
Preferably, the driving safety evaluation report includes: based on a vehicle-mounted OBD information reading device, the speed of a vehicle-mounted rainfall sensor and the speed of a windscreen wiper are obtained, and the actual rainfall condition on a driving road section is obtained; based on the wind speed acquisition device and the vehicle-mounted OBD information reading device, the speed of a vehicle is obtained, and the wind influence of a driving road section is obtained; obtaining a steering wheel angle based on a vehicle-mounted OBD information reading device, and judging whether slip influence exists or not through continuous steering wheel angle change and road surface temperature and humidity; based on the transmission-type visibility sensor, obtaining a visibility value of the inspection road;
the road quality evaluation report includes: detecting road surface diseases and detecting the integrity of accessory facilities.
Preferably, the road detection data is uploaded to a cloud database in an online or offline manner.
The invention has the beneficial effects that:
compared with the traditional detection, the development equipment provided by the invention has the advantages of simple instrument, simplicity in installation and operation, low requirement on the measurement environment, and capability of carrying out driving safety evaluation on the basis of road detection. In the system, various wireless sensor network technologies are adopted, so that data acquisition and transmission are more reliable, matched geographic information can be acquired by utilizing vehicle-mounted high-precision positioning, and the system can be combined with an electronic map to perform real-time data acquisition, evaluation and display on road driving safety.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a block diagram of a system according to the present invention;
FIG. 2 is a functional diagram of a system module according to the present invention;
FIG. 3 is a schematic flow chart of the method of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Example 1
Referring to fig. 1, the present invention provides an improved light weight safety inspection system for vehicles, including: the system comprises a vehicle-mounted OBD information reading device, a wind speed acquisition device, a temperature and humidity acquisition device, a transmission visibility sensor, a vehicle-mounted front 360-degree pan-tilt camera, high-precision RTK positioning equipment and a vehicle-mounted edge calculation intelligent box;
referring to fig. 2, the on-board OBD information reading device is used for reading vehicle speed, steering wheel angle and wiper information; the wind speed acquisition device is used for acquiring wind speed information of the inspection road and acquiring wind speed data of the inspection road; the temperature and humidity acquisition device is used for acquiring temperature and humidity information of the inspection road and acquiring temperature and humidity data of the inspection road; the transmission-type visibility sensor is used for collecting the fog information of the inspection road and acquiring the visibility value of the inspection road; the vehicle-mounted front 360-degree pan-tilt camera is used for detecting road diseases and the integrity of auxiliary facilities; the high-precision RTK positioning equipment is used for acquiring longitude and latitude for positioning; the vehicle-mounted edge computing intelligent box is used for analyzing image data.
Based on the system, the invention also provides an improved inspection method of the light-weight safety inspection system for the vehicle (as shown in fig. 3), which specifically comprises the following steps:
s1, equipment installation: the equipment required by the system is arranged at each part of the vehicle body according to the requirement and the power supply is ensured;
firstly, placing a vehicle-mounted edge calculation intelligent box in a vehicle, ensuring that the intelligent box cannot move in a large range and wires cannot fall off or break off in the running process of the vehicle, and supplying power through a power supply in the vehicle after the intelligent box is placed; the 360-degree pan-tilt camera is arranged at the front part of the vehicle body through a sucking disc and is generally positioned at the front end of the vehicle roof, the view angle range is required to be ensured to at least cover all lanes, and the aperture and the camera focal length are adjusted; arranging a pair of acceleration sensors above a rear axle of a vehicle, ensuring that the pair of acceleration sensors are respectively close to two tires, and fixing the installation positions of the acceleration sensors by using tools such as bolts or adhesive tapes; the high-precision RTK positioning equipment is placed at the top of a vehicle, and the upper part of the high-precision RTK positioning equipment is required to be protected from being shielded by other objects so as not to influence the positioning precision; after the equipment is installed, the equipment is required to be connected with a signal transmission line between each equipment and the vehicle-mounted edge computing intelligent box, and whether data flow is smooth and whether the equipment can normally operate is checked. Finally, the vehicle-mounted OBD information reading device is arranged in the vehicle and at the OBD interface of the vehicle; the wind speed acquisition device is arranged on the rear side of the roof and is fixed by a magnet sucker; the temperature and humidity acquisition device is arranged below a rear bumper of a vehicle at the rear side of the vehicle bottom and is installed in a punching mode; the transmission-type visibility sensor is arranged on the front side of the car roof and fixed by a magnet sucker.
S2, equipment calibration: calibrating a front 360-degree pan-tilt camera according to requirements, wherein equipment calibration is required generally when the equipment is used for the first time and after the equipment is re-installed;
firstly, manufacturing a checkerboard plane plate, wherein the size of each checkerboard is required to be ensured to be not less than 10cm x 10cm, the shape of each checkerboard is a standard square, the edge of each checkerboard is clearly distinguishable, and the number of rows and columns of each checkerboard is not required to be less than 5; placing the checkerboards at different positions within the visual angle range of the camera respectively, taking pictures as calibration data, and ensuring that the calibration data at least comprises one picture of the checkerboards at the upper left corner, the upper right corner, the middle, the lower left corner and the lower right corner of the image respectively, wherein the total number of the calibration data is not less than 10; detecting feature points in all calibration data, namely the corner points of each checkerboard by using an algorithm tool, and solving internal parameters, external parameters and distortion coefficients of the camera under an ideal distortion-free condition by using known checkerboard data; and obtaining an optimal internal parameter, external parameter and distortion parameter matrix by combining the internal parameters, external parameters and distortion coefficients of the cameras of the multiple pictures and using the maximum likelihood estimation optimization result.
The 360-degree pan-tilt camera is used for detecting road diseases and the integrity of accessory facilities, and the detection principle is that an accessory facility identification model with high detection precision is obtained through a pre-training image semantic segmentation algorithm, the accessory facilities in an image are separated based on the model, and the integrity of the accessory facility is judged by detecting the appearance line shape of the accessory facility through Hough transformation.
S3, daily detection: after the system is ensured to work normally, the target road section is detected according to a road detection plan, and the detection content can comprise road driving safety detection, pavement disease detection and accessory facility integrity detection;
s4, generating a driving safety evaluation and road quality evaluation report based on the data collected by the vehicle equipment;
(1) driving safety evaluation report: the OBD data obtains the speed of a vehicle-mounted rainfall sensor and a windscreen wiper, and the actual rainfall condition on a driving road section is obtained; the speed of the vehicle is obtained by the wind speed sensor and OBD data, and the wind influence of a running road section can be obtained; the OBD data obtains the angle of the steering wheel, and whether the skid influence exists is judged through the continuous angle change of the steering wheel and the temperature and humidity of the road surface; the transmission type visibility sensor acquires a visibility value of a patrol road.
(2) And (3) road quality evaluation report: a pavement disease detection method and an accessory facility integrity detection method.
S5, data transmission and analysis: and uniformly uploading the collected road detection data to a cloud database in an online or offline mode, and comparing and analyzing the road detection data with a storage database.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (7)
1. An improved inspection method of a light weight safety inspection system for vehicles is characterized in that the improved light weight safety inspection system for vehicles comprises: the system comprises a vehicle-mounted OBD information reading device, a wind speed acquisition device, a temperature and humidity acquisition device, a transmission visibility sensor, a vehicle-mounted front 360-degree pan-tilt camera, high-precision RTK positioning equipment and a vehicle-mounted edge calculation intelligent box;
the vehicle-mounted edge computing intelligent box is respectively connected with the vehicle-mounted OBD information reading device, the wind speed acquisition device, the temperature and humidity acquisition device, the transmission-type visibility sensor, the vehicle-mounted front 360-degree pan-tilt camera and the high-precision RTK positioning equipment;
the vehicle-mounted OBD information reading device is used for reading vehicle speed, steering wheel corners and windscreen wiper information;
the wind speed acquisition device is used for acquiring wind speed information of the inspection road and acquiring wind speed data of the inspection road;
the temperature and humidity acquisition device is used for acquiring temperature and humidity information of the inspection road and acquiring temperature and humidity data of the inspection road;
the transmission-type visibility sensor is used for collecting the fog information of the inspection road and acquiring the visibility value of the inspection road;
the vehicle-mounted front 360-degree pan-tilt camera is used for detecting road diseases and the integrity of attached facilities;
the high-precision RTK positioning equipment is used for acquiring longitude and latitude for positioning;
the vehicle-mounted edge computing intelligent box is used for image data fusion and analysis;
the vehicle-mounted edge computing intelligent box also comprises computer hardware equipment meeting the running requirement of a road detection related algorithm and a hardware interface for receiving and transmitting various data signals;
the improved inspection method of the light-weight safety inspection system for the vehicle specifically comprises the following steps:
s1, installing equipment required by the system on each part of the vehicle body according to requirements and ensuring power supply;
s2, calibrating the front 360-degree pan-tilt camera according to requirements, wherein equipment calibration is required when the equipment is used for the first time and after the equipment is re-installed;
s3, after the system is ensured to work normally, the target road section is detected according to the road detection plan;
s4, generating a driving safety evaluation and road quality evaluation report based on the data collected by the vehicle equipment;
the driving safety evaluation report comprises: based on a vehicle-mounted OBD information reading device, the speed of a vehicle-mounted rainfall sensor and the speed of a windscreen wiper are obtained, and the actual rainfall condition on a driving road section is obtained; based on the wind speed acquisition device and the vehicle-mounted OBD information reading device, the speed of a vehicle is obtained, and the wind influence of a driving road section is obtained; obtaining a steering wheel angle based on a vehicle-mounted OBD information reading device, and judging whether slip influence exists or not through continuous steering wheel angle change and road surface temperature and humidity; based on the transmission-type visibility sensor, obtaining a visibility value of the inspection road;
the road quality evaluation report includes: detecting road surface diseases and detecting the integrity of accessory facilities;
and S5, uniformly uploading the collected road detection data to a cloud database, and comparing and analyzing the road detection data with a storage database.
2. The improved inspection method for the vehicle light weight safety inspection system according to claim 1, wherein the step S1 is specifically as follows:
s11, firstly, placing the vehicle-mounted edge calculation intelligent box in a vehicle, and supplying power through a power supply in the vehicle after the placement is finished; mounting a 360-degree pan-tilt camera on the front part of a vehicle body through a sucking disc, locating the camera at the front end of a vehicle roof, and adjusting an aperture and a camera focal length; disposing a pair of acceleration sensors above a rear axle of a vehicle; placing a high-precision RTK positioning device on the top of a vehicle;
s12, after the equipment is installed, connecting the equipment with a signal transmission line between the vehicle-mounted edge computing intelligent boxes, and checking whether data flow is smooth and whether the equipment can normally operate;
s13, finally, installing the vehicle-mounted OBD information reading device at a vehicle OBD interface inside the vehicle; the wind speed acquisition device is arranged on the rear side of the roof and is fixed by a magnet sucker; the temperature and humidity acquisition device is arranged below a rear bumper of a vehicle at the rear side of the bottom of the vehicle and is arranged in a punching mode; the transmission-type visibility sensor is arranged on the front side of the car roof and fixed in a magnet sucker mode.
3. The improved inspection method for the vehicle light weight safety inspection system according to claim 1, wherein the step S2 is specifically as follows:
s21, manufacturing a checkerboard plane plate;
s22, placing the checkerboard plane board at different positions within the 360-degree holder camera visual angle range, and taking pictures as calibration data;
s23, detecting feature points in all calibration data and checkerboard data of the checkerboard plane plate by using an algorithm tool to solve internal parameters, external parameters and distortion coefficients of the camera under the ideal and distortion-free condition; and combining the camera internal parameters, the external parameters and the distortion coefficients of the multiple pictures, and obtaining an optimal internal parameter, external parameter and distortion coefficient matrix by using a maximum likelihood estimation optimization result.
4. The improved inspection method for the vehicle light weight safety inspection system according to claim 3, wherein each checkerboard area of the checkerboard plane plate is greater than or equal to 10cm x 10cm, the checkerboard plane plate is in a standard square shape, the edge of each checkerboard is clearly distinguishable, and the number of rows and columns of the checkerboard is greater than or equal to 5.
5. The improved inspection method for the vehicle light weight safety inspection system according to claim 3, wherein the calibration data at least comprises one picture of the checkerboard image at the upper left corner, the upper right corner, the middle, the lower left corner and the lower right corner, and the total number of the calibration data is not less than 10.
6. The inspection method for the improved vehicle lightweight safety inspection system according to claim 1, wherein the detection work in S3 includes road driving safety detection, road surface damage detection and accessory integrity detection.
7. The improved inspection method for the vehicle light-weight safety inspection system according to claim 1, wherein the road detection data is uniformly uploaded to a cloud database in an online or offline manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110180104.5A CN113012427B (en) | 2021-02-09 | 2021-02-09 | Improved vehicle-mounted lightweight inspection system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110180104.5A CN113012427B (en) | 2021-02-09 | 2021-02-09 | Improved vehicle-mounted lightweight inspection system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113012427A CN113012427A (en) | 2021-06-22 |
| CN113012427B true CN113012427B (en) | 2022-05-24 |
Family
ID=76384074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110180104.5A Active CN113012427B (en) | 2021-02-09 | 2021-02-09 | Improved vehicle-mounted lightweight inspection system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113012427B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114463254B (en) * | 2021-12-22 | 2023-03-21 | 广州元丰自动化设备有限公司 | Bumper drilling method and system, computer equipment and storage medium |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061659A (en) * | 2010-10-27 | 2011-05-18 | 毛庆洲 | Urban road pavement routine inspection equipment |
| CN202134106U (en) * | 2011-07-29 | 2012-02-01 | 四川中唯交通科技有限公司 | Intelligent vehicle-mounted road condition collector |
| CN103150907A (en) * | 2013-02-06 | 2013-06-12 | 郭忠印 | Highway operation safety-based mobile monitoring and early warning system and method |
| CN103778681A (en) * | 2014-01-24 | 2014-05-07 | 青岛秀山移动测量有限公司 | Vehicle-mounted high-speed road inspection system and data acquisition and processing method |
| CN105862556A (en) * | 2016-05-30 | 2016-08-17 | 江苏智途科技股份有限公司 | Intelligent vehicle-mounted road information acquisition device and method for acquiring road information |
| CN109870456A (en) * | 2019-02-01 | 2019-06-11 | 上海智能交通有限公司 | A kind of road surface health status rapid detection system and method |
| CN110807771A (en) * | 2019-10-31 | 2020-02-18 | 长安大学 | Defect detection method for road deceleration strip |
| CN112067629A (en) * | 2020-09-09 | 2020-12-11 | 镇江千里路智能交通科技有限公司 | Vehicle-mounted lightweight pavement performance detection device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1096622A (en) * | 1996-09-24 | 1998-04-14 | Omron Corp | Road surface friction coefficient measuring device and vehicle loading this device and road surface information monitoring system thereof |
| CN203102592U (en) * | 2013-02-06 | 2013-07-31 | 郭忠印 | Mobile monitoring and early warning system based on expressway operation safety |
| US9828044B2 (en) * | 2015-09-25 | 2017-11-28 | GM Global Technology Operations LLC | Feedback control of vehicle aerodynamics |
| CN109476310B (en) * | 2016-12-30 | 2021-11-12 | 同济大学 | Automatic driving vehicle speed control method based on comfort level |
| CN109523780B (en) * | 2018-07-19 | 2022-05-17 | 郭忠印 | Mountain area highway snowfall environment early warning system and method |
| CN111196269B (en) * | 2018-11-19 | 2021-04-02 | 广州汽车集团股份有限公司 | Vehicle operation control method and device and computer readable storage medium |
| CN112238858B (en) * | 2020-09-29 | 2021-06-04 | 北京致感致联科技有限公司 | Vehicle running state monitoring method and system |
-
2021
- 2021-02-09 CN CN202110180104.5A patent/CN113012427B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102061659A (en) * | 2010-10-27 | 2011-05-18 | 毛庆洲 | Urban road pavement routine inspection equipment |
| CN202134106U (en) * | 2011-07-29 | 2012-02-01 | 四川中唯交通科技有限公司 | Intelligent vehicle-mounted road condition collector |
| CN103150907A (en) * | 2013-02-06 | 2013-06-12 | 郭忠印 | Highway operation safety-based mobile monitoring and early warning system and method |
| CN103778681A (en) * | 2014-01-24 | 2014-05-07 | 青岛秀山移动测量有限公司 | Vehicle-mounted high-speed road inspection system and data acquisition and processing method |
| CN105862556A (en) * | 2016-05-30 | 2016-08-17 | 江苏智途科技股份有限公司 | Intelligent vehicle-mounted road information acquisition device and method for acquiring road information |
| CN109870456A (en) * | 2019-02-01 | 2019-06-11 | 上海智能交通有限公司 | A kind of road surface health status rapid detection system and method |
| CN110807771A (en) * | 2019-10-31 | 2020-02-18 | 长安大学 | Defect detection method for road deceleration strip |
| CN112067629A (en) * | 2020-09-09 | 2020-12-11 | 镇江千里路智能交通科技有限公司 | Vehicle-mounted lightweight pavement performance detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113012427A (en) | 2021-06-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US12007781B2 (en) | Removable automotive LIDAR data collection pod | |
| CN108226924B (en) | Automobile driving environment detection method and device based on millimeter wave radar and application of automobile driving environment detection method and device | |
| CN109816811B (en) | Natural driving data acquisition device | |
| CN117836653A (en) | Road side millimeter wave radar calibration method based on vehicle-mounted positioning device | |
| CN101776438B (en) | Measuring device and method of road mark | |
| CN113340325B (en) | System, method and medium for verifying vehicle-road cooperative roadside perception fusion precision | |
| CN108414238A (en) | Automatic parking function real steering vectors system and test method | |
| CN109910872B (en) | parking scene extraction system and method based on natural driving data | |
| CN112985311B (en) | Vehicle-mounted portable lightweight intelligent inspection method and system | |
| CN103176185A (en) | Method and system for detecting road barrier | |
| CN111272139B (en) | Monocular vision-based vehicle length measuring method | |
| CN103065520A (en) | Detection system for backing car into storage and detection method thereof | |
| CN110728720B (en) | Method, apparatus, device and storage medium for camera calibration | |
| CN112382085A (en) | System and method suitable for intelligent vehicle traffic scene understanding and beyond visual range perception | |
| CN111458721A (en) | Exposed garbage identification and positioning method, device and system | |
| CN103000067B (en) | Right angle turning detection system and detecting method thereof | |
| CN112726351B (en) | Vehicle-mounted portable lightweight intelligent inspection method and system | |
| CN113012427B (en) | Improved vehicle-mounted lightweight inspection system and method | |
| CN114118241A (en) | Road information detection system based on vehicle-mounted radar | |
| CN201812368U (en) | Testing device for lane departure warning system | |
| CN114485658A (en) | Device and method for precision evaluation of roadside sensing system | |
| CN113191239A (en) | Vehicle overall dimension dynamic detection system based on computer vision | |
| CN117198057A (en) | Experimental method and system for road side perception track data quality inspection | |
| CN115083209B (en) | Vehicle-road cooperation method and system based on visual positioning | |
| CN113375618B (en) | Vehicle type identification method based on axle distance calculation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |