Image Processing Apparatus OCR Prohibition Control

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Solution Overview

Problem

Existing image processing apparatuses face challenges in preventing information leakage when the Optical Character Recognition (OCR) function is prohibited, leading to inconsistencies in function and operation settings, particularly in scenarios involving confidential documents.

Innovation Solution

An image processing apparatus with a character recognition processor, a setting manager to allow or prohibit OCR functions, and an operation controller that prevents users from setting functions requiring character recognition when OCR is prohibited, ensuring consistent settings and preventing information leakage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the OCR function is prohibited to prevent information leakage, then security is improved, but functions requiring character recognition cannot be set or executed

Engineering Contradiction:
ImprovesecurityVSAvoidfunction availability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system performs preliminary checking of the OCR prohibition setting before allowing job setting or data transmission. When OCR is prohibited, the system proactively prevents users from setting functions requiring character recognition and blocks transmission of data containing text information, thereby preventing information leakage before it can occur.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If job settings are registered with OCR function allowed, then function versatility is improved, but information leakage risk increases when OCR is subsequently prohibited

Engineering Contradiction:
Improvefunction setting flexibilityVSAvoidinformation leakage risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system continuously monitors the OCR prohibition setting state and provides feedback control. When OCR is prohibited, the system checks this setting before executing job settings or data transmission, and automatically prevents operations that would violate the prohibition, thereby dynamically adapting to the security requirement.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If data with text information is stored and transmitted after OCR prohibition, then data management flexibility is improved, but security is compromised

Engineering Contradiction:
Improvedata management flexibilityVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system applies preliminary anti-action by detecting the OCR prohibition setting in advance and preventing data transmission that would violate the prohibition. When a transmission request is made, the system checks whether the data contains text information and whether OCR is prohibited, and blocks the transmission if both conditions are met, thereby counteracting potential information leakage before it occurs.

Inventive Principle:
Principle #9Preliminary anti-action

Data Source

PatentUS11861253B2Image processing apparatus and image processing method for managing settings to allow or prohibit a character recognition function
Publication Date: 2024.01.02 SHARP KK
  • US11861253B2 patent drawing
  • US11861253B2 patent drawing
  • US11861253B2 patent drawing

AI summary

According to an embodiment, an image processing apparatus includes: a character recognition processor which reads an image of a document and extracts text information in the document; a setting manager which manages settings including a setting to allow or prohibit a function of character recognition; a job controller which controls job execution related to reading of the document; and an operation controller which provides a setting menu to receive a setting of at least one item related to the job execution and receives a setting, in which when the function of the character recognition is set to be prohibited, the operation controller hides a function that requires the character recognition from the setting menu or indicates that the function is not to be set, and when the function that requires the character recognition has already been set, the operation controller enables the function to be replaced by another function.