Vehicle Control Transfer Triggers for Pothole Detection

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Solution Overview

Problem

Autonomous driving systems face challenges in detecting and avoiding obstacles, such as potholes, that are not adequately represented in roadmaps or detected by sensors in a timely manner, which can lead to potential damage or unsafe driving scenarios.

Innovation Solution

A method for generating and using signatures of visual information to identify triggers for human intervention and obstacles, involving dimension expansion and merge operations to create robust and power-efficient object detection, allowing for accurate obstacle detection and avoidance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If autonomous driving systems use standard sensor detection and roadmap-based navigation, then the system operates with simple control logic, but it fails to detect obstacles like potholes that are not represented in roadmaps or detected by sensors in time

Engineering Contradiction:
Improveobstacle detection reliabilityVSAvoiddetection response time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary analysis of visual information by generating signatures and comparing them against databases of known obstacle patterns before final detection is required. This allows the system to proactively identify potential obstacles like potholes earlier in the detection pipeline, improving both reliability and response time by preparing detection results in advance.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If the system processes visual information from multiple vehicles to identify triggers for human intervention, then detection accuracy improves, but computational complexity and power consumption increase

Engineering Contradiction:
Improveobstacle detection accuracyVSAvoidcomputational power consumption
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The system extracts only the most relevant features from visual information by generating compact signatures that capture essential obstacle characteristics. Instead of processing complete images or videos from multiple vehicles, the system extracts key visual features and compares them against a database of known obstacle patterns, significantly reducing computational power consumption while maintaining high detection accuracy.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system merges visual information from multiple vehicles by comparing signatures across different data sources. Instead of processing all raw visual data from each vehicle separately, the system combines signature comparisons to identify consistent obstacle patterns, reducing overall computational load while improving detection reliability through multi-vehicle validation.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the system uses dimension expansion and merge operations for object detection, then detection robustness improves, but processing complexity increases

Engineering Contradiction:
Improveobject detection robustnessVSAvoidprocessing algorithm complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The detection process is segmented into distinct modular operations: signature generation, dimension expansion, merging operations, and database comparison. Each module performs a specific function independently, making the overall complex process manageable and maintainable. The segmentation allows the system to achieve robust detection through multiple processing stages without requiring the entire system to be redesigned as a single complex algorithm.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11700356B2Control transfer of a vehicle
Publication Date: 2023.07.11 AUTOBRAINS TECH LTD
  • US11700356B2 patent drawing
  • US11700356B2 patent drawing
  • US11700356B2 patent drawing

AI summary

A method for finding at least one trigger for human intervention in a control of a vehicle, the method may include receiving, from a plurality of vehicles, and by an I/O module of a computerized system, visual information acquired during situations that are suspected as situations that require human intervention in the control of at least one of the plurality of vehicles; determining, based at least on the visual information, the at least one trigger for human intervention; and transmitting to one or more of the plurality of vehicles, the at least one trigger.