Scanned Document Preview System for Parameter Adjustment

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Solution Overview

Problem

Users of image capture devices face inefficiencies and increased wear due to the need for multiple physical re-scans to adjust scanning parameters, leading to document damage and user frustration, as they must re-feed and re-scan documents multiple times to achieve desired image quality, especially for duplex documents with varying parameters on each side.

Innovation Solution

Implementing a system that allows for a single physical scan of a document, storing the image in memory, and reprocessing it as needed without re-scanning, using an image scanner, image capture device control system, and image processing electronics to adjust parameters and display the results on a display device, enabling users to select and apply different parameters to different portions of the image.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If users physically re-scan the document multiple times to adjust scanning parameters, then the desired image quality can be achieved, but the physical strain on the device and user increases and document damage risk increases

Engineering Contradiction:
Improveimage qualityVSAvoiddocument damage and device wear
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The patent creates a digital copy of the scanned document in memory and processes this copy through software to achieve parameter adjustments, eliminating the need for physical re-scanning. The system stores the original scan and applies different processing parameters to the same digital image data, thereby preventing document damage and reducing device wear while maintaining image quality.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces the mechanical re-scanning process with digital image processing. Instead of physically feeding the document through the scanner multiple times with different settings, the system uses software algorithms to reprocess the stored digital image data, achieving parameter changes without mechanical repetition.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Manufacturing precision

If users physically re-scan the document multiple times to adjust scanning parameters, then the desired image quality can be achieved, but the time required increases and productivity decreases

Engineering Contradiction:
Improveimage qualityVSAvoidworkflow efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The system performs the initial scan and stores the digital image data in memory as a preliminary action. Subsequent parameter adjustments are achieved by processing this pre-acquired digital data through software, eliminating the need for repeated physical scanning operations and significantly reducing the time required for adjustments.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

By creating and storing a digital copy of the scanned document, the system enables unlimited parameter adjustments without time loss. The digital copy can be processed multiple times with different parameters instantly, whereas physical re-scanning would require repeated manual intervention and scanning operations.

Inventive Principle:
Principle #26Copying

3Manufacturing precision

If users physically re-scan the document multiple times to adjust scanning parameters, then the desired image quality can be achieved, but the number of operations increases and device complexity increases

Engineering Contradiction:
Improveimage qualityVSAvoidnumber of operations
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The system stores a single digital copy of the scanned document and uses software processing to achieve multiple parameter variations. This eliminates the need for multiple physical scanning operations, reducing the complexity of the workflow from multiple hardware operations to a single scan followed by digital processing.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent replaces multiple mechanical scanning operations with a single scan followed by digital image processing. The software system handles the complexity of parameter adjustments digitally, simplifying the overall process from repeated physical operations to a one-time physical scan with subsequent digital manipulation.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach reduces the physical strain on the device and user, minimizes document handling, and increases productivity by allowing for real-time adjustments to scanning parameters without the need for repeated physical scans, thereby extending the life of the image capture device and improving workflow efficiency.

Implementation Method 1

an image sensor senses the original document to obtain an analog image

Methodology Applied
Scientific EffectOptical sensing:

Implementation Method 2

converts the sensed analog image into digital data

Methodology Applied
Scientific EffectAnalog-to-digital conversion:

Implementation Method 3

processes the image according to default or selected parameters, and outputs the digital data

Methodology Applied
Scientific EffectImage processing: Image Processing

Data Source

PatentUS7430059B2Systems, methods and graphical user interfaces for interactively previewing a scanned document
Publication Date: 2008.09.30 GENESEE VALLEY INNOVATIONS LLC
  • US7430059B2 patent drawing
  • US7430059B2 patent drawing
  • US7430059B2 patent drawing

AI summary

A system and method for scanning and reprocessing an image, including capturing and storing scanned image data in a memory of an image scanner; processing the scanned image data in accordance with at least one predetermined image parameter; transmitting the processed image data to an image capture device control system; transmitting the processed image data on a display device; selecting at least on selectable image parameter; reprocessing the scanned image data stored in the memory in accordance with the at least one selected image parameter.