Modular Air Purifier System with Robot-Mapped Room Placement

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Solution Overview

Problem

Conventional air purifiers are not customizable to fit unique room shapes and sizes, making it difficult for consumers to find a suitable air purifier for their specific residential environments, especially for atypical rooms with unusual designs.

Innovation Solution

A modular air purifying system comprising a base unit and portable air purifiers that can be independently operated and easily moved, with a control method that uses map information from wireless transceivers to optimize air flow and purification based on room layout, allowing for cooperative operation and adjustment of air discharge direction and volume.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single fixed-size air purifier is used, then the device complexity is reduced, but the adaptability to different room shapes and sizes deteriorates

Engineering Contradiction:
Improveadaptability to room shapes and sizesVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The air purifying system is divided into a base unit and multiple portable air purifiers that can be independently operated. Each portable air purifier can be separately positioned in different rooms or areas, allowing the system to adapt to various room configurations without requiring a single complex device.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The portable air purifiers are designed with universal functionality to operate both independently and in coordination with the base unit. They can function as standalone devices or integrate with the central control system, providing versatility across different deployment scenarios and room types.

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

2Adaptability or versatility

If modular customization is implemented, then the adaptability to specific environments improves, but the ease of operation deteriorates due to expert-only configuration

Engineering Contradiction:
Improvecustomization to installation environmentVSAvoiduser-friendly configuration
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The portable air purifiers automatically connect to the base unit and are automatically recognized and configured by the control system. Users simply need to place the portable units on the base, and the system handles the pairing and configuration automatically, eliminating the need for expert intervention while maintaining environmental adaptability.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The base unit pre-establishes communication protocols and configuration templates that are automatically applied when portable air purifiers are connected. This preliminary setup eliminates complex configuration steps during user operation, making the system both adaptable and easy to use.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If portable air purifiers are added to the system, then the adaptability to different locations improves, but the device complexity increases

Engineering Contradiction:
Improveportability and location flexibilityVSAvoidsystem configuration complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control system continuously monitors the positions and operational statuses of portable air purifiers and automatically adjusts their configurations based on real-time feedback. This automatic adaptation reduces the perceived complexity for users while maintaining high location flexibility.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Multiple portable air purifiers and the base unit are merged into a unified control system that manages all components through a single interface. This consolidation simplifies user interaction despite the increased number of physical devices, as users control everything through one centralized system.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11497372B2Air purifying system and control method for the air purifying system
Publication Date: 2022.11.15 LG ELECTRONICS INC
  • US11497372B2 patent drawing
  • US11497372B2 patent drawing
  • US11497372B2 patent drawing

AI summary

An air purifying system includes a robot cleaner configured to generate map information during vacuum cleaning and at least one air purifier that is operated based on the generated map information. Air purifying is performed using updated map information acquired by the robot cleaner during cleaning. The at least one air purifier includes two portable air purifiers mounted on a base air purifier. The two portable air purifiers are configured to be lifted from the base air purifier and moved to separate indoor rooms. The base air purifier includes a controller that determines, based on the generated map information and other information, which rooms the two portable air purifiers should be placed in so that air purifying may be efficient.