Method for connecting a household appliance to a wireless home network

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Solution Overview

Problem

Existing methods for connecting household appliances without manual input interfaces, such as cleaning robots, to home networks often fail to provide adequate error messaging when login attempts fail, limiting user feedback and troubleshooting.

Innovation Solution

The household appliance re-establishes a temporary communication network if login fails, allowing the user terminal to detect and interpret this as a failure, and the user terminal can reconnect to obtain error reports, displaying detailed failure information to the user.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the household appliance uses a temporary communication network to receive network access information, then the appliance can be connected to the home network without manual input interface, but the user receives no comprehensive feedback when login fails

Engineering Contradiction:
ImproveConnection setup without manual input interfaceVSAvoidError feedback information to user
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The system implements feedback by having the household appliance reopen the temporary communication network when login fails, enabling the user terminal to detect this state and display comprehensive error information to the user, thus resolving the information loss problem while maintaining ease of operation

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The temporary communication network serves as an intermediary mechanism that not only facilitates initial connection but also acts as a feedback channel for error information, allowing the user terminal to receive and display detailed error messages about login failures

Inventive Principle:
Principle #24Intermediary (Mediator)

2Speed

If the appliance logs into the home network automatically, then connection speed is improved, but error detection and user notification capability deteriorates

Engineering Contradiction:
ImproveConnection establishment speedVSAvoidLogin failure detection and error reporting
Core Design Contradiction:
SpeedVSDifficulty of detecting and measuring

Solution Approach 1:

Instead of the user terminal actively querying for error status, the system inverts the approach by having the household appliance actively reopen the temporary communication network to signal failure, making error detection passive and automatic for the user terminal

Inventive Principle:
Principle #13The other way round (Inversion)

3Loss of energy

If the temporary communication network is ended after successful connection, then resource usage is optimized, but the system cannot distinguish between successful and failed login attempts

Engineering Contradiction:
ImproveCommunication network resource usageVSAvoidLogin status verification reliability
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The system dynamically adjusts the lifecycle of the temporary communication network based on login outcome: it is ended after successful connection to save resources, but reopened after failed connection to enable error feedback, thus optimizing both resource usage and reliability

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10827552B2Method for connecting a household appliance to a wireless home network
Publication Date: 2020.11.03 VORWERK & CO INTERHOLDING GMBH
  • US10827552B2 patent drawing
  • US10827552B2 patent drawing

AI summary

A method for connecting a household appliance to a wireless home network, wherein a user terminal connects to a temporary communication network of the household appliance and transmits network access information for the home network to the household appliance, wherein the temporary communication network is ended subsequently and the household appliance logs into the wireless home network by using the received network access information, and wherein the user terminal obtains information from the household appliance about the fact that the log-in of the household appliance into the home network has failed. The household appliance opens a temporary communication network again if the log-in fails, wherein the user terminal recognizes the renewed opening of the temporary communication network and classifies it as information about the failure of the household appliance to log into the home network.