Image Capture Tracking Indicators for Clear Subject Switching

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Solution Overview

Problem

Existing image processing systems face issues with displaying indicators for multiple detected characteristic areas, leading to interference and uncertainty in subject switching, especially when numerous characteristic areas are present.

Innovation Solution

An image processing apparatus and method that tracks characteristic areas over multiple images, adjusting the display of indicators based on conditions such as overlap, position change, size change, or apparatus movement, ensuring indicators are only displayed when necessary.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If indicators are displayed for all detected characteristic areas, then the user can see all detected areas, but the indicators interfere with shooting and make it difficult to see the subject

Engineering Contradiction:
Improvevisibility of detected characteristic areasVSAvoidinterference with shooting
Core Design Contradiction:
Loss of informationVSObject-affected harmful factors

Solution Approach 1:

The patent applies local quality by displaying indicators with different visual characteristics based on their position and importance. The main subject area receives a prominent indicator, while other characteristic areas receive different styled indicators or no indicator at all, allowing the user to distinguish the main subject from other detected areas without overwhelming visual clutter that would interfere with shooting

Inventive Principle:
Principle #3Local quality

2Loss of information

If indicators are displayed for multiple characteristic areas, then all detected areas are visible, but the user cannot know in advance which candidate area is likely to be a new main subject area

Engineering Contradiction:
Improveinformation about detected characteristic areasVSAvoidpredictability of main subject switching
Core Design Contradiction:
Loss of informationVSReliability

Solution Approach 1:

The patent applies preliminary action by displaying predictive information about which characteristic area is likely to become the next main subject. The system analyzes the movement trajectories and characteristics of detected areas, then prominently indicates the candidate area that has the highest probability of becoming the next main subject, allowing users to anticipate subject switching before it occurs

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system implements feedback by continuously monitoring the movement and characteristics of detected characteristic areas, then providing visual feedback about which area is likely to become the next main subject. This feedback loop allows users to understand the system's subject selection logic and anticipate upcoming changes in the main subject

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250358507A1Image processing apparatus, image processing method, and image capture apparatus
Publication Date: 2025.11.20 CANON KK
  • US20250358507A1 patent drawing
  • US20250358507A1 patent drawing
  • US20250358507A1 patent drawing

AI summary

An image processing apparatus detects, for a plurality of images obtained chronologically, a position of a characteristic area to be tracked, and generates, based on data of the plurality of images, display image data on which an indicator indicating the characteristic area to be tracked is superimposed. The image processing apparatus generates, when a predetermined condition regarding the characteristic area to be tracked or an apparatus that shot the plurality of images is satisfied, the display image data on which an indicator indicating a characteristic area aside from the characteristic area to be tracked is further superimposed. The image processing apparatus generates, when the predetermined condition is not satisfied, the display image data on which an indicator indicating the characteristic area aside from the characteristic area to be tracked is not superimposed.