Communication Apparatus Access Point State Switching

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Solution Overview

Problem

Existing communication apparatuses require manual setting of communication modes each time they are connected, which is inefficient, especially when a predetermined connection method is used, and there is no need to set a communication mode when connected via USB.

Innovation Solution

A communication apparatus with a switching unit to manage access point states and a setting unit to automatically set communication modes based on information from the connected information processing apparatus, allowing for seamless switching between connection methods without manual intervention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the communication apparatus automatically sets communication mode using wireless connection, then the ease of operation is improved, but the device complexity increases due to access point management

Engineering Contradiction:
Improvecommunication mode settingVSAvoidaccess point management
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by validating the access point in advance before attempting wireless connection. The switching unit validates the AP state beforehand, and only proceeds with communication mode setting if the AP is valid, preventing failed connection attempts and reducing operational complexity

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Instead of attempting connection first and then setting mode, the invention inverts the sequence by validating the access point first and then deciding whether to proceed with connection and mode setting. This reversal prevents unnecessary operations and simplifies the overall process

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

2Productivity

If the access point is always kept in valid state for automatic mode setting, then the productivity is improved, but the loss of time occurs when USB connection is actually needed

Engineering Contradiction:
Improvecommunication setup speedVSAvoidunnecessary mode setting process
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system dynamically adjusts the access point state based on connection needs. The switching unit changes the AP between valid and invalid states depending on whether wireless or USB connection is required, optimizing both productivity and time efficiency by avoiding unnecessary operations

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses feedback from the connection type detection to control the AP state. When USB connection is detected, the system feeds back to invalidate the AP, preventing unnecessary wireless mode setting processes and saving time

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS9563390B2Communication apparatus, control method, and computer readable medium
Publication Date: 2017.02.07 CANON KK
  • US9563390B2 patent drawing
  • US9563390B2 patent drawing
  • US9563390B2 patent drawing

AI summary

A communication apparatus that communicates with an information processing apparatus includes a switching unit for switching between an invalid state and a valid state of an access point in the communication apparatus and a setting unit for setting, for the communication apparatus based on information acquired from the information processing apparatus to which the communication apparatus is connected via the access point in the valid state, a communication mode in which the communication apparatus can communicate with the information processing apparatus using a first connection method. The switching unit does not bring the access point into the valid state when the communication apparatus is connected to the information processing apparatus using a second connection method and is able to bring the access point into the valid state when the communication apparatus is not connected to the information processing apparatus using the second connection method.