Masked Read Image Processing for Precise Operator Input

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Solution Overview

Problem

Conventional masking printing technologies are inconvenient for operators as they require pre-coloring of document characters with a line marker, making it difficult to accurately mask intended areas during copying.

Innovation Solution

An image processing device with a document read unit, display unit, input receiving unit, and image forming unit that allows users to input masking information at any position on a displayed image, enabling precise masking of areas intended by operators through a user-friendly interface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional masking printing is used with line markers, then masking function is provided, but operational convenience deteriorates due to requiring pre-coloring of document characters

Engineering Contradiction:
Improvemasking operation convenienceVSAvoidpre-coloring process requirement
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs preliminary scanning and image processing to create a digital representation of the document before the actual copying operation. This allows the masking function to be applied to the digital image without requiring physical pre-coloring of the original document, thereby improving operational convenience while eliminating the complex pre-coloring step.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The invention uses a digital copy of the document image obtained through scanning, rather than working with the physical original document. The masking function is applied to this digital copy, allowing users to select and mask areas through software interface without any physical manipulation of the original document, thus eliminating the need for line markers and pre-coloring.

Inventive Principle:
Principle #26Copying

2Ease of operation

If masking is applied to digital images without pre-coloring, then operational simplicity improves, but masking precision may deteriorate without visual guidance

Engineering Contradiction:
Improvemasking operation simplicityVSAvoidmasking area accuracy
Core Design Contradiction:
Ease of operationVSMeasurement precision

Solution Approach 1:

The system displays the scanned document image on a screen and allows users to visually select areas for masking with feedback showing the selected regions. This visual feedback mechanism ensures that users can accurately identify and select the intended masking areas, maintaining masking precision while simplifying the operation by eliminating physical line markers.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The digital display screen serves as an intermediary between the original document and the masking operation. It presents a visual representation of the document that users can interact with, allowing precise selection of masking areas through the display interface without requiring direct physical interaction with the original document or use of line markers.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10291824B2Image processing device and method for conducting image formation of a masked read image
Publication Date: 2019.05.14 RICOH CO LTD
  • US10291824B2 patent drawing
  • US10291824B2 patent drawing
  • US10291824B2 patent drawing

AI summary

According to an embodiment, an image processing device includes a document read unit, a display unit, input receiving unit, an image processing unit, and image forming unit. The document read unit reads a document. The display unit displays a read image that is read by the document read unit. The input receiving unit receives user's input of information at any position on the read image that is displayed on the display unit. The image processing unit masks at least part of the read image based on the information received by the input receiving unit. The image forming unit conducts image formation of the read image that is masked by the image processing unit.