Image Reading System Automated IP Management and Access Control

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Solution Overview

Problem

Image reading systems face issues with unauthorized access and user workload due to dynamic IP addresses and the need for manual IP address input, which can lead to incorrect transmission destinations and increased security risks.

Innovation Solution

An image reading system that includes a notification unit to share connection information with image reading apparatuses, a determination unit to verify the authenticity of accessing devices, and a reception unit to permit or reject access based on the connection information, ensuring secure transmission and reducing user workload by automating IP address management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual IP address input method is used for designating transmission destination, then user can specify transmission destination, but user workload increases and incorrect input may occur

Engineering Contradiction:
Improveease of transmission destination designationVSAvoidtime for IP address input and verification
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system automatically performs IP address management functions including obtaining, storing, and selecting transmission destination IP addresses without requiring manual user input. The image reading apparatus autonomously manages the transmission destination information, eliminating the need for users to manually enter and verify IP addresses.

Inventive Principle:
Principle #25Self-service

2Reliability

If IP filtering is used to prevent unauthorized access, then security is improved, but additional operation steps are required

Engineering Contradiction:
Improvesecurity against unauthorized accessVSAvoidcomplexity of access control setup
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system automatically manages access control by storing connection information from authorized image reading apparatuses and autonomously determining whether to permit or reject access based on this stored information, eliminating the need for manual IP filtering configuration by users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system establishes a feedback mechanism where connection information is stored and subsequently used for access determination. The image processing apparatus compares incoming connection requests against stored connection information and provides appropriate access decisions, creating a closed-loop security system.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If information processing apparatus receives images from external apparatuses, then image transmission function is enabled, but vulnerability to unauthorized access increases

Engineering Contradiction:
Improvecapability to receive images from multiple sourcesVSAvoidrisk of unauthorized access
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary actions by obtaining and storing connection information from authorized image reading apparatuses before actual image transmission occurs. This advance preparation of authorized connection data enables the system to quickly and automatically determine whether incoming access requests are legitimate, balancing open reception capability with security.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11303765B2Image reading system, image reading apparatus, information processing apparatus, method for controlling them, and storage medium
Publication Date: 2022.04.12 CANON KK
  • US11303765B2 patent drawing
  • US11303765B2 patent drawing
  • US11303765B2 patent drawing

AI summary

In the present image reading system, an information processing apparatus notifies any image reading apparatus on a network of connection information, and permits transmission of image data only in a case where the image reading apparatus notified of the connection information accesses the information processing apparatus. The image reading apparatus transmits image data that is read from an original, to a transmission destination conforming to the connection information is notified by the information processing apparatus.