Display Control Apparatus Managing Image Visibility With Anamorphic Lenses

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Solution Overview

Problem

Existing image display techniques using anamorphic lenses suffer from image visibility degradation when information is displayed at the periphery of an image, particularly when using anamorphic lenses with high compression ratios, as the image is further reduced, leading to distortion and black bands.

Innovation Solution

A display control apparatus that switches between first and second shooting modes, where the second mode reduces image size only when the frame display setting is ON, and maintains original size in first mode, ensuring image visibility is preserved by controlling the display processing to handle anamorphic lens compression effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the image is reduced to provide a blank area for displaying information, then information can be displayed at the periphery of the image, but the image visibility is deteriorated

Engineering Contradiction:
Improveinformation display capabilityVSAvoidimage visibility
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent applies local quality by making different parts of the display have different functions: the central region displays the image at high quality while the peripheral regions display information. This is achieved by reducing the image size only in specific areas where information needs to be displayed, rather than uniformly reducing the entire image, thus preserving image visibility in critical areas while enabling information display at the periphery.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent implements dynamics by dynamically adjusting the image size based on the frame display setting. When the frame display setting is enabled, the image is reduced to accommodate information display; when disabled, the image maintains its original size. This dynamic adjustment allows the system to adapt between image quality and information display capability based on user needs.

Inventive Principle:
Principle #15Dynamics

2Quantity of substance

If the image is further reduced to accommodate information display, then more information can be shown, but the image becomes distorted and black bands appear

Engineering Contradiction:
Improveinformation quantityVSAvoidimage quality
Core Design Contradiction:
Quantity of substanceVSManufacturing precision

Solution Approach 1:

The patent applies local quality by making different parts of the display have different functions: the central region displays the image at high quality while the peripheral regions display information. This is achieved by reducing the image size only in specific areas where information needs to be displayed, rather than uniformly reducing the entire image, thus preserving image visibility in critical areas while enabling information display at the periphery.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent applies partial action by only reducing the image size to the extent necessary for information display rather than excessively reducing it. The image is reduced just enough to create blank areas for information while maintaining adequate image quality, avoiding the distortion and black bands that would result from excessive reduction.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11310442B2Display control apparatus for displaying image with/without a frame and control method thereof
Publication Date: 2022.04.19 CANON KK
  • US11310442B2 patent drawing
  • US11310442B2 patent drawing
  • US11310442B2 patent drawing

AI summary

A display control apparatus displays an image on a display unit in such a manner that, in a second shooting, the image to be displayed on the display unit is reduced to a smaller size in a case where a frame display setting is ON than in a case where the frame display setting is OFF, and, in a first shooting, the image to be displayed on the display unit in the case where the frame display setting is ON is not reduced to a size smaller than that of the image to be displayed on the display unit in the case where the frame display setting is OFF, the frame display setting being a display setting for information.