Camera-Based Vehicle Control System for Road Condition Detection

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Solution Overview

Problem

Drivers face challenges when navigating through closed roads or construction zones, as existing systems fail to preemptively adjust routes or alert drivers to speed limit changes and debris in real-time, requiring manual intervention and increased vigilance.

Innovation Solution

A camera-based vehicle control system that analyzes image information to determine reroute conditions, threat conditions, and speed conditions, automatically modifying navigation routes, issuing alerts, and adjusting vehicle speed settings to avoid closed roads, construction zones, and adhere to speed limits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a driver manually monitors road conditions and adjusts navigation routes, then the driver can respond to road closures and construction zones, but the driver's attention and vigilance are consumed, increasing mental load and reducing safety

Engineering Contradiction:
Improveroute accuracyVSAvoiddriver attention
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system enables the vehicle to autonomously monitor road conditions, detect closed roads and construction zones, and adjust navigation routes without driver intervention. The camera-based system automatically captures images, processes road condition data, and modifies the navigation route, allowing the vehicle to serve itself in navigation tasks while freeing the driver from constant vigilance

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the manual mechanical process of driver observation and route adjustment with an automated optical system. The camera captures visual information about road conditions, and the processor automatically analyzes images to detect closed roads and construction zones, substituting the driver's visual monitoring and manual navigation adjustments with an automated image-based detection and route modification system

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If the navigation system provides real-time road condition monitoring and automatic route modification, then route accuracy and safety improve, but system complexity increases

Engineering Contradiction:
Improvenavigation accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system employs a multi-functional integrated approach where a single camera-based vehicle control system performs multiple tasks: capturing road condition images, detecting closed roads, identifying construction zones, monitoring speed limit signs, and automatically modifying navigation routes. This universal system consolidates what would otherwise require separate dedicated systems for each function, reducing overall system complexity while maintaining comprehensive navigation accuracy

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system performs preliminary detection of road conditions using a camera before navigation decisions are required. By capturing and analyzing images of road closures, construction zones, and speed limit signs in advance, the system proactively identifies potential navigation issues and can modify routes preemptively, improving reliability without requiring complex real-time reaction systems

Inventive Principle:
Principle #10Preliminary action

3Speed

If the system automatically detects and responds to road conditions, then response time improves, but the extent of automation increases system complexity

Engineering Contradiction:
Improveresponse timeVSAvoidautomation level
Core Design Contradiction:
SpeedVSExtent of automation

Solution Approach 1:

The patent replaces manual driver observation and reaction with an automated camera-based detection system that continuously captures road condition images and processes them in real-time. The system automatically detects closed roads, construction zones, and speed limit changes, and responds by modifying navigation routes without human intervention, achieving rapid response times through automated optical detection and processing

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system implements a continuous feedback loop where the camera captures road condition images, the processor analyzes the images to detect changes in road status, and the navigation system automatically adjusts the route based on detected conditions. This closed-loop feedback mechanism enables rapid automated response to changing road conditions, with the system continuously monitoring and adjusting navigation based on real-time visual feedback from the road environment

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10471958B2System and method for controlling vehicle components based on camera-obtained image information
Publication Date: 2019.11.12 FORD GLOBAL TECH LLC
  • US10471958B2 patent drawing
  • US10471958B2 patent drawing
  • US10471958B2 patent drawing

AI summary

Various embodiments of the present disclosure provide systems and methods for provide monitoring a vehicle's surroundings, predicting when a navigation route will pass through a closed road, preemptively modifying the navigation route to avoid the closed road, identifying changes in speed limit, and identifying dangerous debris in the roadway. One embodiment of the camera-based vehicle control system includes a camera configured to obtain image information and a processor configured to: analyze the image information; if a reroute condition is satisfied based on the image information, implement an alternate navigation route; if a threat condition is satisfied based on the image information, cause an output device to output a threat alert; and if a speed condition is satisfied based on the image information, modify a vehicle speed setting.