GPS-Based Vehicle Defect Detection via Location-Referenced Parameter Comparison

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Solution Overview

Problem

Vehicles often suffer from latent defects that are not detectable by sensors or operators until they cause catastrophic failures, leading to potential injuries and property damage.

Innovation Solution

A fault detection system that uses GPS to record and compare vehicle operating parameters at specific locations over time, alerting operators or owners to statistical deviations that indicate defects, and allowing for compensation for factors like weight and wind speed to prevent false positives.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional sensors and gauges are used to detect vehicle defects, then easily detectable issues like overheating or low oil pressure can be identified, but latent defects that may cause catastrophic failure remain undetectable

Engineering Contradiction:
Improvedefect detection capabilityVSAvoiddetectability of latent defects
Core Design Contradiction:
ReliabilityVSDifficulty of detecting and measuring

Solution Approach 1:

The system performs preliminary detection of latent defects by continuously monitoring vehicle operating parameters and comparing them against historical data from the same location, enabling early identification of issues before they cause catastrophic failure

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system establishes a feedback loop where current operating parameters are compared with previously recorded measurements at the same GPS location, and notifications are sent to operators when statistical deviations indicate potential defects, creating a continuous monitoring and response mechanism

Inventive Principle:
Principle #23Feedback

2Reliability

If vehicle operating parameters are monitored continuously to detect latent defects, then early defect recognition is enabled, but system complexity and data processing requirements increase

Engineering Contradiction:
Improveearly defect recognitionVSAvoidmonitoring system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system applies local quality by focusing monitoring efforts on specific GPS locations where the vehicle previously operated, comparing current parameters only with historical data from those same locations, rather than analyzing all possible operating conditions globally

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system creates a digital copy of historical operating parameters stored at specific GPS locations, allowing comparison between current and past performance without requiring complex real-time analysis of all possible vehicle states

Inventive Principle:
Principle #26Copying

Data Source

PatentUS9092914B2Vehicle efficiency and defect recognition based on GPS location
Publication Date: 2015.07.28 ZF FRIEDRICHSHAFEN AG
  • US9092914B2 patent drawing
  • US9092914B2 patent drawing
  • US9092914B2 patent drawing

AI summary

Apparatuses and methods are described for detecting vehicle efficiency and recognizing a vehicle defect. A vehicle operating parameter may be measured and recorded at a specific vehicle location. The measurement may be compared to prior measurements of the same operating parameter at the same location previously recorded for the same vehicle or a comparable vehicle. A vehicle defect may be detected where the measurement shows a statistical deviation from previous measurements. The vehicle's operator, owner, lessee, or lessor may be notified of the defect.