Image Preview Distance Display Using Phase Difference Detection

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Solution Overview

Problem

Electronic devices struggle to intuitively display distances from multiple objects in a preview, making it difficult for users to predict the distance of each object, and existing methods do not differentiate information based on object distance effectively.

Innovation Solution

An electronic device method and apparatus that acquire an image, detect distances using phase difference detection pixels, and determine a display method to show information related to objects based on their distances, allowing for intuitive and differentiated visual representation of distance information.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If additional information is displayed equally for all objects in a preview, then all objects are represented uniformly, but users cannot intuitively predict distances from each object

Engineering Contradiction:
Improvedistance informationVSAvoiduser prediction of object distance
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The patent applies local quality by differentiating the display of additional information based on the distance of each object from the user. Objects at different distances are represented with different visual characteristics (e.g., varying sizes, colors, or positions of focusing symbols), allowing users to intuitively perceive depth and predict distances without requiring explicit distance labels for all objects.

Inventive Principle:
Principle #3Local quality

2Loss of information

If all pieces of additional information are displayed equally, then complete information is provided, but the preview becomes cluttered and difficult to interpret

Engineering Contradiction:
Improveinformation completenessVSAvoidpreview display complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system differentiates the display characteristics of additional information based on object distance. By assigning different visual weights, sizes, or positions to focusing symbols corresponding to objects at different distances, the preview maintains information completeness while reducing visual clutter and improving interpretability through hierarchical organization of information.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If distance information is not differentiated, then the display is simple, but users cannot intuitively understand the spatial arrangement of objects

Engineering Contradiction:
Improveintuitive understanding of spatial arrangementVSAvoiddisplay differentiation
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent implements local quality by varying the display properties of additional information according to object distance. Objects closer to the user are represented with different visual characteristics compared to distant objects, enabling intuitive spatial arrangement understanding while maintaining a relatively simple overall display structure that leverages human depth perception cues.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables the electronic device to intuitively display distances from multiple objects and provide various visual effects based on distance information, enhancing user understanding by differentiating information display according to object proximity.

Implementation Method 1

detecting distances between the one or more objects and the electronic device

Methodology Applied
Scientific EffectPhase difference detection:

Data Source

PatentUS9621810B2Method and apparatus for displaying image
Publication Date: 2017.04.11 SAMSUNG ELECTRONICS CO LTD
  • US9621810B2 patent drawing
  • US9621810B2 patent drawing
  • US9621810B2 patent drawing

AI summary

A method of operating an electronic device is provided. The method includes acquiring an image including one or more objects, detecting distances between the one or more objects and the electronic device, determining a display methods to display information related to the one or more objects based on the distances, and displaying the information related to the one or more objects based on the determined display method.