Vehicle Image Clarity via Threshold Processing

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Solution Overview

Problem

Current vehicle camera monitoring systems (CMS) face issues with image clarity due to dirt or debris, leading to inadequate object detection and classification, and existing solutions often require manual cleaning without automated assistance.

Innovation Solution

An image detection and classification system that uses a novel feature descriptor combining the 'what' and 'where' of features, employing Fourier Fans to improve image clarity and object detection efficiency, and includes automated alerts and control systems to mitigate hazards.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If image processing is performed to improve clarity when obstruction exceeds threshold, then image clarity is improved, but processing time and computational resources increase

Engineering Contradiction:
Improveimage clarityVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system applies image processing selectively rather than continuously - only when obstruction detection exceeds a predetermined threshold. This partial action approach improves image clarity only when necessary, avoiding unnecessary processing time and computational resource consumption during clear conditions.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The system dynamically changes processing parameters based on obstruction levels. When obstruction is detected exceeding the threshold, the system activates enhanced processing modes with adjusted parameters to improve clarity. When obstruction is below threshold, processing parameters are reduced or deactivated, optimizing the balance between image quality and processing efficiency.

Inventive Principle:
Principle #35Parameter changes

2Ease of repair

If automated cleaning devices are implemented, then system maintenance ease is improved, but device complexity increases

Engineering Contradiction:
Improvesystem maintenanceVSAvoiddevice complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The system implements automated cleaning functionality that operates autonomously without requiring manual intervention. The cleaning device is integrated into the camera system and automatically activates when obstruction is detected, allowing the system to clean itself and maintain operational readiness without external assistance.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system replaces manual cleaning operations with an automated mechanical cleaning device. This substitution eliminates the need for manual intervention while providing consistent, reliable cleaning functionality. The automated device uses mechanical means to remove obstructions from the camera lens or sensor surface.

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

3Measurement precision

If new feature descriptors are used for object detection, then detection accuracy is improved, but computational complexity increases

Engineering Contradiction:
Improvedetection accuracyVSAvoidcomputational complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system changes the parameters and characteristics of feature descriptors used in object detection. By utilizing enhanced feature descriptors with additional dimensions or different mathematical formulations, the system achieves improved detection accuracy. These parameter changes enable more discriminative feature representation while managing computational complexity through optimized algorithms.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11400860B2CMS systems and processing methods for vehicles
Publication Date: 2022.08.02 SMR PATENTS S A R L
  • US11400860B2 patent drawing
  • US11400860B2 patent drawing
  • US11400860B2 patent drawing

AI summary

A image detection and classification system for a vehicle includes a first display, a second display, an image capturing unit for capturing an image and displaying the image on at least one of the first display and the second display, and an image processing unit configured to process the captured image to improve a clarity of the captured image in response to the captured image having an obstruction value exceeding a threshold obstruction value. A method for operation of the image detection and classification system is also described.