Pairing Authentication State Check for Wireless Device Connection

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Solution Overview

Problem

In scenarios where an information processing apparatus attempts to pair with a communication apparatus for wireless communication, issues arise when the communication apparatus is in a state where it cannot display a PIN code, leading to user confusion and potential failed pairing attempts due to the display of input screens in the information processing apparatus without corresponding PIN code visibility on the communication apparatus.

Innovation Solution

The method involves determining the state of the communication apparatus upon receiving a pairing request, allowing the information processing apparatus to display an input screen only if the communication apparatus is in a state where it can display authentication information, thereby preventing unnecessary PIN code input requests and ensuring secure pairing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the information processing apparatus displays an input screen requesting PIN code input, then pairing authentication can be performed, but user confusion and failed pairing attempts occur when the communication apparatus cannot display the PIN code

Engineering Contradiction:
Improvepairing authentication reliabilityVSAvoiduser operation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The information processing apparatus receives state information from the communication apparatus and uses this feedback to determine whether to display the PIN code input screen. This feedback mechanism ensures that the input screen is only displayed when the communication apparatus is in a state capable of displaying the PIN code, thereby preventing user confusion and failed pairing attempts while maintaining reliable authentication

Inventive Principle:
Principle #23Feedback

2Productivity

If the information processing apparatus always displays the PIN code input screen upon receiving a pairing request, then the pairing process can proceed, but unnecessary input requests are generated when the communication apparatus cannot display authentication information

Engineering Contradiction:
Improvepairing process efficiencyVSAvoidauthentication information visibility
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The information processing apparatus performs a preliminary check by receiving state information from the communication apparatus before displaying the PIN code input screen. This preliminary action determines whether the communication apparatus is capable of displaying authentication information, preventing unnecessary input requests and ensuring that the pairing process only proceeds when both devices are in appropriate states, thus improving efficiency and preventing information visibility mismatches

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10681748B2Communication method and communication apparatus
Publication Date: 2020.06.09 CANON KK
  • US10681748B2 patent drawing
  • US10681748B2 patent drawing
  • US10681748B2 patent drawing

AI summary

A method for pairing apparatuses includes causing an information processing apparatus to send a predetermined request to a communication apparatus, causing the communication apparatus to display first authentication information for pairing upon receiving the predetermined request, causing the information processing apparatus to enable input of second authentication information for pairing, and causing, when the second authentication, information is input, the information processing apparatus and the communication apparatus to perform pairing based on the first authentication information and the second authentication information.