Password Confirmation Flow for Device Wi-Fi Setup

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Solution Overview

Problem

Existing information processing apparatuses face challenges in improving the usability of application programs that transmit connection information to communication devices, particularly due to issues with password input accuracy and connection maintenance during the connection setting process.

Innovation Solution

The first application on the information processing apparatus displays a password input screen with a confirmation method on a separate application, ensuring accurate password input and maintaining connections by using a specific connection type, and provides an option to guide users to alternative connection methods if needed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the application displays a password input screen with a confirmation method on a separate application, then password input accuracy is improved, but device complexity increases

Engineering Contradiction:
Improvepassword input accuracyVSAvoidapplication structure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent divides the password input process into two separate applications: a first application for transmitting connection information and a second application for confirming passwords. This segmentation allows each application to focus on its specific function, improving password input accuracy while maintaining manageable complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a confirmation method as an intermediary mechanism between the password input screen and the connection process. This intermediary step verifies password accuracy before transmission, resolving the contradiction by adding a verification layer without significantly increasing overall system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the application maintains connections during the connection setting process, then connection reliability is improved, but loss of time increases

Engineering Contradiction:
Improveconnection maintenanceVSAvoidconnection setting time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary actions by establishing a connection between the information processing apparatus and the communication device before the actual connection setting is complete. This preliminary connection maintains reliability during the setting process while minimizing time loss by having the connection ready in advance.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent ensures continuity of useful action by maintaining the connection between devices throughout the connection setting process. The connection remains active and useful from the beginning to the end of the setting procedure, improving reliability without significant time penalty.

Inventive Principle:
Principle #20Continuity of useful action

3Ease of operation

If the application provides guidance for alternative connection methods, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveuser guidanceVSAvoidapplication functionality
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements feedback by providing guidance information to users when alternative connection methods are needed. This feedback mechanism improves ease of operation by guiding users through complex scenarios while maintaining relatively simple application functionality through targeted information provision.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260012389A1Information processing apparatus, control method, and storage medium
Publication Date: 2026.01.08 CANON KK
  • US20260012389A1 patent drawing
  • US20260012389A1 patent drawing
  • US20260012389A1 patent drawing

AI summary

A first application program is provided, which causes an information processing apparatus to display on a display unit of the information processing apparatus a password input screen including a first area configured to receive, from a user, an input of a password for connecting a communication device to an access point outside the information processing apparatus and a second area for presenting, to the user, a confirmation method for the user to confirm the password on a screen displayed on the display unit by a second application program different from the first application program, and transmit setting information including at least the password input by the user on the password input screen to the communication device via a connection between the information processing apparatus and the communication device. The communication device uses the setting information transmitted by the information processing apparatus to connect to the access point.