Traffic sign sending end and traffic sign recognition system
By generating identity through the sensor module and data processing module, combined with the security control and data sharing modules, the problem of low accuracy in traffic sign recognition by unmanned vehicles is solved, and the automatic recognition of traffic signs and improved safety are achieved.
Patent Information
- Application Number
- CN202410480593.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-22
- Publication Date
- 2025-10-24
AI Technical Summary
Existing driverless vehicles have low accuracy in recognizing traffic signs, leading to increased safety risks.
The sensor module is used to collect traffic sign information, the data processing module analyzes and generates identity identification, the security control module is used to ensure data security, and the data reception, fusion, identification and sharing modules are combined to improve information accuracy and real-time performance.
It realizes the automatic recognition of traffic signs, improves the accuracy and efficiency of recognition, and ensures the safety of unmanned vehicles and the safety and efficiency of road traffic.
Smart Images
Figure CN120832543A_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of traffic control systems, in particular to a traffic sign sending end and a traffic sign recognition system. BACKGROUND
[0002] With the development of society, cars have become an irreplaceable means of transportation in people's daily life. However, it has brought increasingly prominent safety problems. Correspondingly, the unmanned driving technology has emerged as the times require. With the continuous development of unmanned driving technology, unmanned vehicles will play an increasingly important role in people's lives. In order to safely and reliably travel on the road, unmanned vehicles need to accurately obtain the sign content of the traffic sign placed on the driving route, and take corresponding automatic driving strategies according to the obtained sign content of the traffic sign.
[0003] At present, unmanned vehicles mainly use image recognition technology to capture traffic sign information. However, for the recognition of traffic signs and signal lights, the existing image recognition technology has low accuracy, which brings serious safety risks to unmanned vehicles relying on this technology. In actual road driving, inaccurate recognition may cause the vehicle to fail to correctly understand the road rules, increase the risk of accidents, and affect driving safety. Therefore, improving the accuracy of traffic sign recognition is one of the key problems that current unmanned driving technology needs to solve.
[0004] Therefore, a traffic sign sending end and a traffic sign recognition system are proposed. SUMMARY
[0005] The purpose of the present application is to solve the problems mentioned in the background art. The present application provides a traffic sign sending end and a traffic sign recognition system.
[0006] In order to achieve the above purpose, the present application specifically adopts the following technical solutions:
[0007] A traffic sign sending end and a traffic sign recognition system, comprising: a sensor module: collecting real-time information of traffic signs and their surrounding environment; a data processing module: processing and analyzing the information collected by the sensor; an identity generation module: generating corresponding identity information according to the traffic sign information processed by the data processing module; a security control module: encrypting and authenticating the sent data to ensure the security and privacy protection of the data.
[0008] Further, the sensor module includes a visual sensor for capturing traffic sign and environmental image information, an infrared sensor for detecting the temperature around the traffic sign, an optical sensor for detecting the light intensity and color information around the traffic sign, and a position sensor for obtaining the geographic position information of the traffic sign.
[0009] Further, the identity identification generation module includes a timestamp generation module for recording the identity identification information generation time, a unique identifier allocation module for generating a unique identifier for each traffic sign, and an additional information entry module for recording other related information.
[0010] Further, the security control module includes a data encryption module, a permission management module for controlling data access permissions, and an event log module for recording system operations.
[0011] A traffic sign recognition system, comprising a traffic sign sending end, further comprising a data receiving module, a data fusion module for comprehensive analysis and processing of information from multiple sources, a recognition module for parsing traffic sign information, a prompt module for conveying traffic sign information to passengers, and a data sharing module for sharing recognized traffic sign information with other vehicles and road infrastructure.
[0012] Further, it further comprises a security update module for repairing and updating the system.
[0013] The beneficial effects of the present application are as follows:
[0014] The sensor module can realize comprehensive perception of the traffic sign and its surrounding environment, providing rich real-time information for data processing and analysis. The main task of the identity identification generation module is to generate an identity identification containing important information based on the traffic sign recognition result, so that other systems can accurately understand and utilize these information, thereby realizing effective transmission and recognition of traffic signs. Through the data receiving module, data from the traffic sign sending end and information collected by the vehicle's own sensing devices such as cameras, radars, laser radars, etc. are received, and through the data fusion module, information from multiple sources is comprehensively analyzed and processed to improve the real-time and accuracy of the data. Through the recognition module, the identity and state of the traffic sign are recognized based on the received data and the vehicle's own sensing information. Through the prompt module, the recognized traffic sign information is displayed on the display or reminded to the passengers or drivers through voice, etc. to ensure the safety of unmanned driving. Through the data sharing module, the recognized traffic sign information is shared with other vehicles, road infrastructure, etc. to improve the safety and efficiency of road traffic. In use, it can collect, process and transmit traffic sign information in real time, realize automatic recognition of traffic signs, improve the accuracy and efficiency of recognition, and enable the vehicle to obtain the latest traffic sign information in time, so as to make better driving decisions. The system can record and store a large amount of traffic sign information and conduct comprehensive analysis to provide valuable data support for urban traffic planning, road design, etc. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a system structure diagram of the present invention; DETAILED DESCRIPTION
[0016] To make the objectives, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings herein can be arranged and designed in various different configurations.
[0017] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the invention as claimed, but rather merely represents selected embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without creative effort shall fall within the scope of protection of the present invention.
[0018] It should be noted that similar reference numerals and letters represent similar items in the following drawings. Therefore, once an item is defined in one drawing, it does not need to be further defined or explained in subsequent drawings. In addition, the terms "first," "second," etc. are used only to distinguish the descriptions and are not to be understood as indicating or implying relative importance.
[0019] The electrical components mentioned in this article are all connected to an external main controller and 220V AC power, and the main controller can be a conventional known device that performs control such as a computer.
[0020] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the inventive product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limiting the present invention.
[0021] like Figure 1As shown, a traffic sign sending end and a traffic sign recognition system, including: a sensor module: collecting real-time information of traffic signs and their surrounding environment; a data processing module: processing and analyzing the information collected by the sensor; an identity identification generation module: generating corresponding identity identification information according to the traffic sign information processed by the data processing module; a security control module: encrypting and authenticating the sent data to ensure the security and privacy protection of the data. More specifically, the sensor module can realize comprehensive perception of traffic signs and their surrounding environment, providing rich real-time information for data processing and analysis, the main task of the identity identification generation module is to generate identity identification containing important information according to the traffic sign recognition result, so that other systems can accurately understand and use these information, so as to realize the effective transmission and recognition of traffic signs.
[0022] The sensor module includes visual sensors for capturing traffic sign and environmental image information, infrared sensors for detecting the temperature around the traffic sign, optical sensors for detecting the light intensity and color information around the traffic sign, and position sensors for obtaining the geographic position information of the traffic sign. It should be noted that the visual sensor usually adopts a camera for capturing image information of the traffic sign and its surrounding environment, through image processing and computer vision technology, the type, position, size and other attributes of the traffic sign can be identified, the infrared sensor can be used to detect the temperature and the existence of objects around the traffic sign, in some application scenarios, the infrared sensor can help to identify the state of the traffic sign, such as the change of the traffic light, the optical sensor can be used to detect the light intensity and color information around the traffic sign, in the application scenarios of traffic light control, the optical sensor can help to identify the state of the traffic sign, the position sensor such as GPS can be used to obtain the geographic position information of the traffic sign, in the application scenarios of navigation and lane induction, the position sensor can help to provide accurate route information.
[0023] The identity identification generation module includes a timestamp generation module for recording the generation time of the identity identification information, a unique identifier allocation module for generating a unique identifier for each traffic sign, and an additional information input module for recording other related information. More specifically, the timestamp generation module records the generation time of the identity identification information by generating the timestamp of the identity identification, for subsequent data analysis and tracking, the unique identifier allocation module ensures that the identity identification information of different signs can be accurately distinguished and identified by generating a unique identifier for each traffic sign, and the additional information input module records other related information such as environmental conditions and weather conditions, so as to be analyzed and processed comprehensively when needed.
[0024] The security control module includes a data encryption module, a permission management module for controlling data access permissions, and an event log module for recording system operations. It should be noted that the generated identity information is encrypted by the data encryption module to ensure data security during transmission and prevent unauthorized personnel from obtaining or tampering with it. The permission management module restricts access to system functions and data to ensure that only users with legal permissions can perform related operations, preventing illegal operations and misuse of system resources. The event log module records system operations and event logs, including security events, abnormal situations, etc., for subsequent auditing and tracking to promptly identify and address security issues.
[0025] A traffic sign recognition system includes a traffic sign sending end, a data receiving module, a data fusion module for comprehensive analysis and processing of information from multiple sources, a recognition module for analyzing traffic sign information, a prompt module for conveying traffic sign information to passengers, and a data sharing module. The data sharing module is used to share the recognized traffic sign information with other vehicles and road infrastructure. More specifically, the data receiving module receives data from the traffic sign sending end and information collected by the vehicle's own sensing devices such as cameras, radars, and lidar, etc. The data fusion module comprehensively analyzes and processes information from multiple sources to improve data real-time and accuracy. The recognition module identifies the identity and status of traffic signs based on received data and vehicle self-sensing information. The prompt module displays the recognized traffic sign information on the display or alerts passengers or drivers through voice, etc. to ensure the safety of autonomous driving. The data sharing module shares the recognized traffic sign information with other vehicles, road infrastructure, etc. to improve road traffic safety and efficiency.
[0026] It also includes a security update module for repairing and updating the system. It should be noted that the security update module can promptly repair security vulnerabilities found in the system and upgrade the system to address new security threats, ensuring that the security performance of the system continues to improve.
[0027] In summary: the sensor module can realize the comprehensive perception of traffic signs and their surrounding environment, provide rich real-time information for data processing and analysis, the main task of the identity generation module is to generate identity containing important information according to the traffic sign recognition result, so that other systems can accurately understand and use these information, so as to realize the effective transmission and identification of traffic signs, through the data receiving module to receive the data from the traffic sign sending end, and the information collected by the vehicle itself sensing equipment such as camera, radar, laser radar, through the data fusion module to comprehensively analyze and process the information from multiple sources, improve the real-time and accuracy of data, through the identification module to identify the identity and state of traffic signs according to the received data and the information perceived by the vehicle itself, through the prompt module to display the identified traffic sign information on the display, or remind the passengers or driving personnel through voice and other ways, to ensure the safety of unmanned driving, through the data sharing module to share the identified traffic sign information with other vehicles, road infrastructure and other data, improve the safety and efficiency of road traffic, in use can realize the real-time collection, processing and transmission of traffic sign information, realize the automatic identification of traffic signs, improve the accuracy and efficiency of identification, so that the vehicle can obtain the latest traffic sign information in time, so as to make corresponding driving decision better, the system can record and store a large amount of traffic sign information, and carry out comprehensive analysis, provide valuable data support for urban traffic planning, road design and other aspects.
[0028] The basic principles, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, the above examples and descriptions in the specification are only the principles of the present application, various changes and improvements can be made without departing from the spirit and scope of the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.
Claims
1. A traffic sign transmitting end, characterized by, The system comprises a sensor module that collects real-time information about traffic signs and their surroundings, a data processing module that processes and analyzes the information collected by the sensors, an identity generation module that generates corresponding identity information based on the processed traffic sign information, and a security control module that encrypts and authenticates the transmitted data to ensure data security and privacy protection. The sensor module includes visual sensors for capturing images of traffic signs and the environment, infrared sensors for detecting the temperature around traffic signs, optical sensors for detecting light intensity and color information around traffic signs, and location sensors for obtaining geographic location information of traffic signs. The identity generation module includes a timestamp generation module for recording the generation time of identity information, a unique identifier allocation module for generating a unique identifier for each traffic sign, and an additional information entry module for recording other relevant information.
2. The traffic sign transmitting end of claim 1, wherein, The security control module includes a data encryption module, a permission management module for controlling data access permissions, and an event log module for recording system operations.
3. The traffic sign transmitting end of claim 2, wherein, The system further comprises a data receiving module, a data fusion module for comprehensive analysis and processing of information from multiple sources, an identification module for analyzing traffic sign information, a prompt module for conveying traffic sign information to passengers, and a data sharing module for sharing identified traffic sign information with other vehicles and road infrastructure.
4. The traffic sign transmitting end of claim 3, wherein, The system also includes a security update module for repairing and updating the system.
5. A traffic sign recognition system characterized by, 6. The traffic sign recognition system of claim 5, wherein,