Vehicle Interior Cleanliness Management via Contamination Detection

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Solution Overview

Problem

In vehicle-sharing services, the interior cleanliness of vehicles is often neglected, leading to dissatisfaction due to the lack of effective detection and management of contamination, as multiple users use the same vehicle without a sense of ownership.

Innovation Solution

A vehicle cleanliness management system that includes a contamination detector with cameras and olfactory sensors to detect and analyze indoor contamination, outputting guidance information to occupants to encourage cleaning, and communicating with external entities for reporting and potential penalties.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple users share one vehicle without ownership sense, then vehicle utilization efficiency improves, but interior cleanliness deteriorates

Engineering Contradiction:
Improvevehicle utilization efficiencyVSAvoidinterior contamination
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent implements a feedback mechanism where the contamination detection device continuously monitors the vehicle interior and transmits contamination information to users via terminal devices. This feedback loop enables users to understand their impact on vehicle cleanliness and adjust their behavior accordingly, resolving the contradiction by maintaining high utilization while improving cleanliness through informed user decisions

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The contamination detection device and communication system serve as an intermediary between users and the vehicle interior state. This intermediary automatically detects contamination, processes the information, and communicates it to users, eliminating the need for direct user monitoring while maintaining cleanliness standards in the shared vehicle environment

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If no contamination detection system is installed, then device complexity remains low, but measurement of interior cleanliness becomes impossible

Engineering Contradiction:
Improvecontamination detection accuracyVSAvoiddetection system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual visual inspection with automated optical detection devices (cameras) and electronic sensors. This substitution enables precise contamination measurement without requiring complex mechanical systems, as the detection is achieved through electronic image processing and sensor analysis rather than mechanical examination

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

Solution Approach 2:

The contamination detection device creates visual copies (images) of the vehicle interior state and transmits these copies to user terminals. This copying mechanism enables remote measurement and assessment of contamination without requiring physical inspection, achieving accurate measurement while keeping the physical detection system relatively simple

Inventive Principle:
Principle #26Copying

3Ease of operation

If contamination information is not communicated to users, then information loss is minimal, but user motivation to clean deteriorates

Engineering Contradiction:
Improveuser cleaning motivationVSAvoidcontamination information transmission
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The system provides continuous feedback to users about contamination status through terminal devices, enabling users to make informed decisions about cleaning. This feedback mechanism directly addresses user motivation by making contamination visible and actionable, resolving the contradiction between information transmission and user behavior change

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system transmits contamination information to users before they return the vehicle or before next用户使用, providing preliminary awareness that motivates cleaning action. This advance information delivery enables users to take cleaning action proactively rather than reactively, improving ease of operation regarding cleaning motivation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11408833B2Vehicle and method of managing cleanliness of interior of the vehicle
Publication Date: 2022.08.09 HYUNDAI MOTOR CO LTD
  • US11408833B2 patent drawing
  • US11408833B2 patent drawing
  • US11408833B2 patent drawing

AI summary

A vehicle and a method of managing cleanliness of an interior of the vehicle that are capable of detecting whether the interior of the vehicle has been contaminated and managing detection information. The method of managing the cleanliness of the interior of the vehicle includes detecting indoor contamination using a contamination detector including at least a camera, analyzing indoor cleanliness based on the result of the detecting, and outputting guidance information based on the analyzed indoor cleanliness. The detecting the indoor contamination includes detecting at least one object in an indoor region of the vehicle subjected to contamination detection and detecting whether contamination has occurred in the indoor region subjected to contamination detection other than a region in which the at least one object is detected.