Image Data Conversion for Consistent Print Quality

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Solution Overview

Problem

Existing methods for printing multiple images with different print settings simultaneously face challenges in appropriately printing images when one of the print settings is canceled, leading to suboptimal results.

Innovation Solution

An information processing apparatus connected to an image forming apparatus includes a determination unit to assess whether setting information for multiple pieces of image data on the same page are common, and a control unit to convert at least part of the image data if the setting information is not common, ensuring consistent printing parameters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If one of the print settings is canceled to perform printing, then printing can be executed, but the image with the disabled print setting cannot be appropriately printed

Engineering Contradiction:
Improveprinting executionVSAvoidprint quality
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies parameter changes by converting image data with different print settings (such as different white hiding rates) into a unified parameter set. The control unit identifies the highest white hiding rate among multiple images and converts all images to match this parameter, enabling consistent printing without disabling any print settings while maintaining optimal print quality

Inventive Principle:
Principle #35Parameter changes

2Productivity

If multiple images with different print settings are printed simultaneously, then printing efficiency is improved, but print quality becomes inconsistent

Engineering Contradiction:
Improveprinting efficiencyVSAvoidprint quality consistency
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The control unit performs parameter unification by converting all image data to share common print settings. It identifies the highest white hiding rate among the plurality of images and converts each image's white hiding rate to match this highest value, ensuring consistent print quality across all images while maintaining simultaneous printing efficiency

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent applies preliminary action by performing parameter conversion on image data before the actual printing process. The control unit pre-processes the image data to unify print settings, so that when printing occurs, all images are already prepared with consistent parameters, eliminating quality inconsistencies during the printing execution phase

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250103256A1Information processing apparatus, information processing method, and storage medium
Publication Date: 2025.03.27 CANON KK
  • US20250103256A1 patent drawing
  • US20250103256A1 patent drawing
  • US20250103256A1 patent drawing

AI summary

An information processing apparatus connected to an image forming apparatus includes a determination unit for determining whether pieces of setting information respectively set to a plurality of pieces of image data included in a same page to be printed by the image forming apparatus are common, and a control unit for converting at least a part of the pieces of image data in the plurality of pieces of image data, in a case where the determination unit determines that the pieces of setting information respectively set to the plurality of pieces of image data are not common.