Image Processing Apparatus Display Time Control

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Solution Overview

Problem

When switching display settings for a slideshow, existing technologies often result in a blackout or shortened display time for images, particularly when transitioning between different formats like SDR and HDR images, due to mismatched display settings and image characteristics.

Innovation Solution

An image processing apparatus with a setting unit to determine and set a display time for each image, and a control unit that manages image transmission to ensure a single image is displayed for the specified time after completing display setting changes, ensuring consistency between display settings and image characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If display setting is switched to match image format changes, then image display compatibility is improved, but display time is reduced due to blackout during setting switching

Engineering Contradiction:
Improveimage display compatibilityVSAvoiddisplay time
Core Design Contradiction:
Adaptability or versatilityVSDuration of action of moving object

Solution Approach 1:

The control unit determines the display time for each image in advance before actual display occurs. When display setting switching is detected, the system uses the pre-determined display time to compensate for the blackout period, ensuring that images are displayed for the full intended duration despite the temporary display interruption during format conversion.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If display setting switching is performed for format changes, then image format adaptability is improved, but display continuity is worsened due to blackout display state

Engineering Contradiction:
Improveimage format adaptabilityVSAvoiddisplay continuity
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The control unit detects when display setting switching occurs and uses this feedback information to adjust image transmission timing. By monitoring the display setting changes and knowing the pre-determined display time, the system compensates for the blackout period and maintains continuous display flow, preventing visible interruptions in the slideshow presentation.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If display setting is changed to match image characteristics, then display quality is improved, but display time is shortened due to setting switching time

Engineering Contradiction:
Improvedisplay qualityVSAvoiddisplay time
Core Design Contradiction:
Manufacturing precisionVSDuration of action of moving object

Solution Approach 1:

The system pre-determines the display time for each image before the actual display sequence begins. This advance timing information allows the control unit to compensate for any display setting switching that occurs during playback, ensuring that even when display quality adjustments are made for format compatibility, the full intended display time is maintained.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20240171696A1Image processing apparatus, control method and storage medium
Publication Date: 2024.05.23 CANON KK
  • US20240171696A1 patent drawing
  • US20240171696A1 patent drawing
  • US20240171696A1 patent drawing

AI summary

An image processing apparatus comprises an interface configured to transmit an image that a display is to be caused to display. The apparatus sets a display time corresponding to a length of time that the display is to be caused to display a single image, and controls image transmission to the display via the interface so that a single image is displayed on the display for at least the display time. In a case where a display setting of the display is changed so that the display setting of the display and a characteristic of an image that the display is to be caused to display correspond, The apparatus controls image transmission so that after the change to the display setting in the display is completed, a single image is displayed on the display for at least the display time.