Image Processing Apparatus Simplifies Focus Checking via Button Universality

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Solution Overview

Problem

Conventional image processing apparatuses, such as electronic cameras, have complex operating sections that make it cumbersome to check if multiple images taken by continuous shooting are in focus, requiring multiple operations to enlarge, move, and advance images.

Innovation Solution

An image processing apparatus with a simplified operating section that includes a display unit for showing images in normal and enlarged views, an image advancing unit, a determining unit for image attributes, and a control unit to manage the display mode, allowing seamless transition between normal and enlarged image advancing modes using common operating buttons.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional operating sections are used to check focus of multiple continuous shooting images, then image checking function is provided, but the operating section becomes complex and operation becomes cumbersome

Engineering Contradiction:
Improveimage checking functionVSAvoidoperating section complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by enabling common operating buttons to perform multiple functions: they serve both as enlargement position moving buttons and as enlarged image advancing buttons. The control unit determines which function to execute based on the current display mode (normal view or enlarged view), eliminating the need for separate operating members for different operations and simplifying the operating section while maintaining full functionality.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If conventional operating sections are used to check focus of multiple continuous shooting images, then image checking function is provided, but operation becomes cumbersome requiring many steps

Engineering Contradiction:
Improveimage checking functionVSAvoidoperation ease
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent enables common operating buttons to serve dual purposes: moving enlargement position in normal view mode and advancing to next enlarged image in enlarged view mode. This multi-functionality reduces the number of操作步骤 from multiple separate operations (enlarge, move, cancel, advance, enlarge) to simple sequential button presses, dramatically improving ease of operation.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent maintains continuous useful action by allowing users to seamlessly transition from viewing enlarged details to advancing to the next image without interrupting the workflow. The control unit continuously monitors display mode and automatically adjusts button function, enabling uninterrupted focus checking across multiple images in continuous shooting sequences.

Inventive Principle:
Principle #20Continuity of useful action

3Reliability

If separate operating members are provided for enlargement and image advancing functions, then each function can be performed independently, but the operating section becomes complex

Engineering Contradiction:
Improvefunction independenceVSAvoidoperating section complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent achieves function independence through software control rather than hardware separation. The control unit independently manages the two functions by detecting current display mode and routing button presses to appropriate operations. This maintains full functional independence while using shared physical buttons, eliminating the need for separate operating members.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS7750968B2Image processing apparatus, image processing method, program, and storage medium
Publication Date: 2010.07.06 CANON KK
  • US7750968B2 patent drawing
  • US7750968B2 patent drawing
  • US7750968B2 patent drawing

AI summary

An image processing apparatus is adapted to enlarge and display, in a case where image advancing is performed after an image is enlarged and displayed, a subsequent image while maintaining an enlargement position and an enlargement magnification set for the enlarged and displayed image if the subsequent image has a predetermined image attribute.