Mobile Terminal Near Field Wireless MFP Login Selection

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Solution Overview

Problem

Conventional mobile terminals may inadvertently log in to an undesired multifunction peripheral (MFP) due to detection errors, leading to unauthorized access and incorrect user information transmission.

Innovation Solution

A mobile terminal system that utilizes near field wireless communication and wireless LAN communication to securely log in to a desired MFP by detecting and prioritizing MFPs based on proximity and user preferences, allowing users to select the correct device from a list of detected MFPs, and transmitting user information only to the intended device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the mobile terminal automatically transmits user information to the detected MFP, then the log-in process is simplified and faster, but the risk of logging in to the wrong MFP increases

Engineering Contradiction:
Improvelog-in process speedVSAvoidaccuracy of MFP selection
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary detection of multiple MFPs and prepares a selection list before the actual log-in action. The mobile terminal detects MFPs in advance, creates a list with identification information, and waits for user confirmation before transmitting user information, thus preventing accidental login to wrong devices while maintaining quick access.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to the user by displaying a list of detected MFPs with their identification information. This feedback loop allows the user to verify which MFP will receive the user information and confirm the correct selection, thereby eliminating the risk of unauthorized access while preserving efficient log-in.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the mobile terminal displays a log-in screen for user input, then the user has control over the log-in process, but the operation time increases

Engineering Contradiction:
Improveuser controlVSAvoidoperation time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system implements partial automation by automatically detecting MFPs and preparing the selection list, while requiring minimal user action only for confirmation. This reduces the operation time compared to full manual selection while maintaining user control through the confirmation step, effectively balancing ease of operation and time efficiency.

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If the mobile terminal detects multiple MFPs, then the user has more device options, but the complexity of device selection increases

Engineering Contradiction:
Improvedevice selection optionsVSAvoidselection process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system segments the device selection process into distinct steps: automatic detection of multiple MFPs, presentation of a structured list with identification information, and user confirmation. This segmentation organizes the complexity into manageable parts, allowing users to easily navigate multiple device options without being overwhelmed by the selection process.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3407178B1Mobile terminal that performs near field wireless communication, control method for the mobile terminal, and storage medium
Publication Date: 2023.08.30 CANON KK
  • EP3407178B1 patent drawingFigure 1
  • EP3407178B1 patent drawingFigure 2
  • EP3407178B1 patent drawingFigure 3

AI summary

A mobile terminal capable of securely achieving log-in to a desired MFP. The mobile terminal comprises a detection unit (201), a transmission unit (210), and a display unit (206). The detection unit (201) detects at least one image processing apparatus which performs near field wireless communication. The transmission unit (210) transmits, to a detected image processing apparatus, user information used to log into the image processing apparatus. The display unit (206) displays, in a case where a plurality of image processing apparatus is detected, a selection screen through which a user selects an image processing apparatus to be logged in by using the user information.