Mobile Terminal Home Appliance Control Without a Master Hub

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Solution Overview

Problem

Existing home network systems require a separate master device for controlling and monitoring home appliances, which is inconvenient and inefficient.

Innovation Solution

A mobile terminal equipped with a wireless communication unit, camera, and controller to provide customized recommended operation information and control home appliances without the need for a separate control device, allowing for the collection and transmission of external information and image-based data to generate and display information about stored foods and control home appliances.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a separate master device is provided to control and monitor home appliances, then the home network system can function properly, but the device complexity and inconvenience increase

Engineering Contradiction:
Improvehome network system functionalityVSAvoidseparate master device requirement
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mobile terminal is designed to perform multiple functions: it serves as both a communication device and a home appliance control device. The controller in the mobile terminal generates recommended operation information for home appliances based on collected external information, and the wireless communication unit transmits this information to control home appliances, eliminating the need for a separate master device while maintaining system functionality

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

Solution Approach 2:

The patent combines the control function into the mobile terminal itself, merging the previously separate master device functionality with the mobile terminal. The mobile terminal now integrates both communication capabilities and home appliance control capabilities in a single device, reducing overall system complexity

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If a separate master device is used to monitor home appliances, then complete monitoring is achieved, but the ease of operation deteriorates

Engineering Contradiction:
Improveappliance monitoring capabilityVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The controller in the mobile terminal automatically generates recommended operation information for home appliances based on collected external information without requiring manual intervention. The system monitors and controls home appliances through the mobile terminal's automated processes, improving ease of operation while maintaining monitoring capability

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The mobile terminal acts as an intermediary between the user and home appliances. The wireless communication unit collects external information and transmits recommended operation information to home appliances, serving as a convenient mediator that simplifies user interaction while maintaining complete monitoring and control capability

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9014826B2Mobile terminal
Publication Date: 2015.04.21 LG ELECTRONICS INC
  • US9014826B2 patent drawing
  • US9014826B2 patent drawing
  • US9014826B2 patent drawing

AI summary

A mobile terminal includes a wireless communication unit for collecting external information or transmitting recommended operation information to a home appliance, and a controller for generating the recommended operation information for the home appliance based on the collected external information. The mobile terminal may provide customized recommended operation information for each home appliance without separately including a device for controlling one or more home appliances provided in a home.