Image Reading Control Method for Sequential Document Storage

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Solution Overview

Problem

Existing image reading systems cannot efficiently manage the sequential reading and storage of multiple documents as a single file without interruption, requiring users to manually retrieve and discard images, which is cumbersome and inefficient.

Innovation Solution

An image reading system with a control method that allows for controlled start, continuation, termination, and cancellation of image reading processes, enabling the storage of read images as a single file by transmitting instructions between the image reading apparatus and a processing apparatus, ensuring exclusive operation and preventing interruptions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If image reading is performed sequentially for multiple documents and stored as one file, then storage efficiency is improved, but the system cannot prevent interruption by other jobs or users

Engineering Contradiction:
Improvestorage efficiencyVSAvoidinterruption prevention
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent introduces an instruction unit as an intermediary component that mediates between the image reading apparatus and the processing apparatus. This instruction unit transmits control instructions (start, continuation, termination, cancellation) to the processing apparatus, enabling coordinated control of the image reading process and preventing interruptions from other jobs or users while maintaining sequential reading capability

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If reading start and termination buttons are provided to prevent user interruption, then reliability is improved, but file storage information cannot be transmitted to application and interruption cannot be prevented

Engineering Contradiction:
Improveuser controlVSAvoidfile storage information transmission
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism where the instruction unit transmits file storage start information, file storage continuation information, and file storage termination information to the application. This feedback loop ensures that the application is aware of the image reading state and can appropriately handle the stored images, while the reading process continues without interruption

Inventive Principle:
Principle #23Feedback

3Ease of operation

If user manually retrieves and discards images from personal computer, then incorrect images can be removed, but operation becomes cumbersome and inefficient

Engineering Contradiction:
Improveimage managementVSAvoidoperation time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent enables the image reading apparatus to perform self-service by providing cancellation functionality directly at the apparatus. When a user places an incorrect document, they can press the cancellation button on the image reading apparatus itself, which transmits a cancellation instruction to the processing apparatus, automatically deleting the incorrectly read image without requiring manual retrieval from the personal computer

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9769349B2Image processing method and computer-readable storage medium
Publication Date: 2017.09.19 CANON KK
  • US9769349B2 patent drawing
  • US9769349B2 patent drawing
  • US9769349B2 patent drawing

AI summary

In a control method for a processing apparatus connected to an image reading apparatus, in a case where the processing apparatus receives a cancellation instruction while the image reading apparatus performs a reading step, the processing apparatus causes the image reading apparatus to terminate the reading step and deletes image data of a page being read, and in a case where the processing apparatus receives a cancellation instruction after the image reading apparatus has performed the reading step, the processing apparatus performs controlling processing for deleting image data that has been acquired in the last reading step and has yet to be stored.