MFP IC Card Authentication and Shortcut Execution

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Solution Overview

Problem

In image processing apparatuses like MFPs, the authentication function using an IC card prevents the execution of shortcuts associated with card information, leading to a decrease in functionality.

Innovation Solution

An image processing apparatus that reads card information from an IC card, performs a login process if user account information is detected, calls a shortcut during the login state, and displays a screen for associated functions with applied setting values.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the authentication function using an IC card is enabled, then security is improved, but the ability to execute shortcuts associated with card information deteriorates

Engineering Contradiction:
Improveauthentication securityVSAvoidshortcut execution functionality
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent segments the card information processing into two distinct parts: authentication data (for login) and shortcut data (for function execution). The card information is divided such that user account information is used for authentication while shortcut information is used for function execution, allowing both authentication security and shortcut functionality to coexist without conflict

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The IC card is designed to serve multiple functions simultaneously: it acts as both an authentication credential and a shortcut trigger. The same card information can be used for login authentication while also enabling shortcut execution, making the card a universal access tool that provides both security and functional versatility

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

2Reliability

If the authentication function is made valid, then user security is improved, but the number of executable functions deteriorates

Engineering Contradiction:
Improveuser authentication securityVSAvoidfunction execution capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system dynamically adjusts its behavior based on the authentication state. When a card is read, the system first performs authentication; upon successful authentication, it then enables shortcut execution. This dynamic state transition allows the system to maintain security requirements while still providing full functional capability after verification

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The authentication process is performed as a preliminary action before shortcut execution. The system first verifies the user's identity through card-based authentication, and only after this preliminary security check is complete does it proceed to enable shortcut functions, ensuring security is established before functionality is provided

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11700345B2Image processing apparatus, image processing method, and storage medium for displaying a function screen
Publication Date: 2023.07.11 CANON KK
  • US11700345B2 patent drawing
  • US11700345B2 patent drawing
  • US11700345B2 patent drawing

AI summary

Provided is an image processing apparatus which includes a display, is able to read card information from a card, and provides at least any of a function using a scanner and a function using a printer, the image processing apparatus including: an execution unit configured to execute, if card information associated with a user account is detected, a login process to the image processing apparatus based on the user account; and a control unit configured to call, if the same card information is detected during a login state according to the login process, a shortcut corresponding to the card information in the login state, wherein, if the shortcut is called, a screen for a function associated with the shortcut is displayed on the display in a state in which a setting value group corresponding to the shortcut is applied.