Image Display Apparatus Visual Parameter Selection

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Solution Overview

Problem

Conventional image display apparatuses, such as projectors, face challenges in setting image quality parameters to match user preferences, as users must select from preset modes, which may not be suitable and can be time-consuming, especially with numerous adjustment items.

Innovation Solution

An image display apparatus that includes an adjustment unit to generate and display multiple image parameter candidates, allowing users to select preferred images, thereby setting adjustment parameters based on user preferences, with features like easy setting modes and iterative refinement of parameter candidates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users select from preset image quality modes, then the operation is simple, but the image quality settings may not be suitable for user preference

Engineering Contradiction:
Improveease of settingVSAvoidimage quality suitability
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The system generates multiple adjusted images based on different adjustment parameter candidates and displays them as a list, allowing users to visually compare and select the image that best matches their preference. This feedback mechanism enables users to directly choose the image quality setting that suits their needs rather than relying on preset modes, thereby resolving the contradiction between ease of operation and image quality suitability.

Inventive Principle:
Principle #23Feedback

2Manufacturing precision

If users adjust each parameter individually from menu screen, then the image quality can be precisely controlled, but it takes a long time to set the adjustment parameters

Engineering Contradiction:
Improveparameter control precisionVSAvoidsetting time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system pre-generates multiple adjustment parameter candidates and creates a list of corresponding adjusted images before the user needs to make a selection. This preliminary action allows users to quickly review and select from pre-prepared options rather than adjusting each parameter individually in real-time, significantly reducing the setting time while maintaining precise control over image quality parameters.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If there are a large number of image quality setting items, then the image quality can be comprehensively adjusted, but the complexity of setting increases

Engineering Contradiction:
Improveadjustment coverageVSAvoidsetting complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system segments the comprehensive image quality adjustment into multiple discrete adjustment parameter candidates, each representing a specific set of parameter values. By organizing these parameters into distinct candidates and displaying them as separate adjusted images in a list, the system makes the adjustment process more manageable and less complex, while still providing comprehensive coverage of image quality settings through the multiple candidates.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10447980B2Image display apparatus, control method for image display apparatus and storage medium for image quality adjustment
Publication Date: 2019.10.15 CANON KK
  • US10447980B2 patent drawing
  • US10447980B2 patent drawing
  • US10447980B2 patent drawing

AI summary

An image display apparatus that enables easy setting of an adjustment parameter of an image quality setting item according to user preference includes an adjustment unit configured to adjust a display image based on an adjustment parameter, a display unit configured to generate a plurality of adjustment parameter candidates different from each other and display a list of a plurality of adjusted images adjusted by the adjustment unit based on the plurality of adjustment parameter candidates, and a selection unit configured to select an adjusted image from the displayed list. The adjustment parameter is set based on the adjusted image selected from the plurality of adjusted images and the plurality of adjustment parameter candidates when displaying an image.