Industrial Vehicle Monitoring via Image Analysis

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Solution Overview

Problem

Existing systems for monitoring industrial vehicles require costly retrofits and are not easily integratable into existing or new vehicles, making them inefficient for tracking key metrics like load carrying and driver presence.

Innovation Solution

A monitoring system that uses imaging subsystems to acquire and analyze images of the load-carrying and driver compartments, employing cargo-detection, power-detection, motion-detection, and analytics subsystems to calculate operational metrics without the need for extensive sensor installations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional sensor installation methods are used to monitor industrial vehicles, then measurement precision is improved, but device complexity and installation cost increase

Engineering Contradiction:
Improvecargo detection accuracyVSAvoidsensor installation complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces physical scale sensors and cargo detection sensors with computer vision technology. Image capture devices (cameras) mounted on the industrial vehicle capture images of the cargo area, and image processing algorithms analyze these images to detect cargo presence and estimate weight. This substitution eliminates the need for complex mechanical sensor installations while achieving comparable or superior measurement precision.

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

Solution Approach 2:

The system creates visual copies (images) of the cargo and cargo area using cameras, then analyzes these copies to determine cargo presence and characteristics. Instead of directly measuring physical properties with sensors, the system captures optical copies and processes them through image analysis algorithms, simplifying the detection mechanism while maintaining measurement accuracy.

Inventive Principle:
Principle #26Copying

2Loss of information

If comprehensive sensor systems are installed to track multiple metrics, then information completeness is improved, but ease of operation and installation are worsened

Engineering Contradiction:
Improveoperational metrics trackingVSAvoidsystem installation ease
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent implements a multi-functional monitoring system where a single image capture device and processing platform perform multiple functions: detecting cargo presence, estimating cargo weight, tracking operational hours, monitoring driver presence, and analyzing work patterns. This universal approach eliminates the need for separate specialized sensors for each metric, greatly simplifying installation while maintaining complete information tracking.

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

Solution Approach 2:

The system merges multiple monitoring functions into a unified platform. Image data from cameras is processed by a central processing system that simultaneously extracts multiple metrics (cargo detection, weight estimation, operational tracking). This consolidation of functions into a single integrated system reduces the number of separate components needed and simplifies both installation and operation.

Inventive Principle:
Principle #5Merging (Combining)

3Device complexity

If image-based monitoring is implemented, then device complexity is reduced, but measurement precision may be compromised

Engineering Contradiction:
Improvesystem configurationVSAvoidcargo weight detection
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The system performs preliminary calibration by capturing images of known reference objects (cargo items with known weights and dimensions) and using these to train the image processing algorithms. This preliminary action establishes accurate measurement baselines and calibration factors that enable precise weight and dimension measurements from subsequent cargo images, ensuring measurement precision matches or exceeds traditional sensor methods.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system incorporates feedback mechanisms where image processing results are continuously refined based on comparison with known cargo data and operational patterns. The analytics subsystem uses historical data and machine learning to improve measurement accuracy over time, compensating for variations in lighting, camera angles, and cargo positioning. This feedback loop ensures that measurement precision is maintained and continuously improved without increasing device complexity.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11084698B2System and method for monitoring an industrial vehicle
Publication Date: 2021.08.10 HAND HELD PRODS INC
  • US11084698B2 patent drawing
  • US11084698B2 patent drawing
  • US11084698B2 patent drawing

AI summary

A system and method for monitoring a vehicle are presented. The system includes a first imaging subsystem for acquiring a plurality of load-carrying-portion images. A cargo-detection subsystem is configured for analyzing each of the plurality of load-carrying-portion images to determine whether cargo is positioned on the load-carrying portion of the vehicle. A power-detection subsystem is configured for determining when the vehicle is running. A motion-detection subsystem is configured for determining when the vehicle is in motion. An analytics subsystem is configured for calculating at least one of (i) the amount of time that the vehicle is running, (ii) the amount of time that the vehicle is running while cargo is positioned on the load-carrying portion, (iii) the amount of time the vehicle is in motion, and (iv) the amount of time the vehicle is in motion while cargo is positioned on the load-carrying portion.