NFC-Enabled Remote User Interface Authentication for Image Formers

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Solution Overview

Problem

The operability of users performing remote operations on image forming apparatuses is decreased due to the need for repeated login selections and password inputs when using Near Field Communication (NFC) for remote user interface (RUI) access, which also affects security and usability.

Innovation Solution

An image forming apparatus with an NFC control unit, network control unit, and RUI control unit that enables remote operation by matching first and second identification information, allowing automatic login based on pre-registered user authorities and device proximity, thereby streamlining the access process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the user logs in to the administrator mode through the RUI, then security is maintained, but the input of a password is necessary which decreases operability

Engineering Contradiction:
ImprovesecurityVSAvoidoperability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The system performs preliminary authentication by matching the device ID from NFC communication with previously registered device information. This preliminary action establishes trust before the user accesses the RUI, eliminating the need for password input while maintaining security requirements for administrator mode access

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If the information processing apparatus accesses the RUI through NFC, then remote operation is enabled, but repeated login selections and password inputs are required which decreases operability

Engineering Contradiction:
Improveremote operation capabilityVSAvoidoperability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system provides self-service authentication by automatically verifying the device ID from NFC communication against registered information. This self-service mechanism handles the authentication process without requiring user intervention for login selections or password inputs, thereby maintaining remote operation capability while significantly improving operability

Inventive Principle:
Principle #25Self-service

3Reliability

If the system requires password input for administrator mode, then security is ensured, but the authentication process becomes time-consuming which decreases productivity

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Device registration and authentication criteria are established in advance through preliminary action. The system pre-registers device IDs and authentication parameters, enabling rapid automatic verification during subsequent access attempts. This eliminates real-time password input while maintaining security standards, thereby significantly improving authentication speed and overall productivity

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9602684B2Image forming apparatus, method for controlling remote operation, and storage medium
Publication Date: 2017.03.21 CANON KK
  • US9602684B2 patent drawing
  • US9602684B2 patent drawing
  • US9602684B2 patent drawing

AI summary

An image forming apparatus includes an NFC control unit that performs proximity wireless communication with an information processing apparatus, a network control unit that performs communication with the information processing apparatus through a network, and an RUI control unit that accepts remote operation from the information processing apparatus. When a unique ID of an NFC tag of the information processing apparatus acquired by the NFC control unit, and an IP address of the information processing apparatus acquired by the network control unit identify the same information processing apparatus, the RUI control unit performs control so as to enable remote operation by the external device.