Image Pickup Accessory With Segmented Correction Data

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Solution Overview

Problem

Existing image pickup systems struggle to generate desired images under various imaging conditions due to image deterioration caused by optical systems, and existing correction methods may not adequately address all components necessary for comfort and clarity.

Innovation Solution

An accessory with a memory for storing first and second data characteristics, and a communication unit to transmit correction data to an image pickup apparatus, allowing for customizable and effective image correction based on the optical characteristics of both the accessory and the image pickup apparatus.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If correction data is generated to address optical system deterioration, then image quality is improved, but the correction data includes unwanted components that cause discomfort under various imaging conditions

Engineering Contradiction:
Improveimage qualityVSAvoiddiscomfort sensation
Core Design Contradiction:
Manufacturing precisionVSObject-affected harmful factors

Solution Approach 1:

The correction data is segmented into two distinct types: first correction data for optical system deterioration and second correction data for other imaging conditions. This segmentation allows the image pickup apparatus to selectively apply appropriate correction data based on the specific imaging situation, thereby improving image quality while avoiding unwanted correction components that cause discomfort.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If a single type of correction data is used, then the correction process is simple, but the desired image cannot be obtained under various imaging conditions

Engineering Contradiction:
Improveimaging condition adaptabilityVSAvoidcorrection data management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically selects and switches between different correction data types based on the imaging conditions. The image pickup apparatus can adaptively choose first correction data for optical deterioration scenarios or second correction data for other scenarios, enabling versatile performance across different imaging conditions while managing complexity through conditional application logic.

Inventive Principle:
Principle #15Dynamics

3Manufacturing precision

If correction data from accessory is used, then image correction is satisfied, but the accessory must store and transmit multiple types of data characteristics

Engineering Contradiction:
Improveimage correction accuracyVSAvoidaccessory data storage and communication
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The accessory is designed with multi-functionality to store both first and second correction data characteristics, allowing it to serve different correction needs. This universal design enables the accessory to provide appropriate correction data for various imaging scenarios, improving correction accuracy while the data management complexity is distributed across the accessory's storage and communication capabilities.

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

Data Source

PatentUS12455499B2Accessory, image pickup apparatus, image pickup system, accessory control method, and storage medium
Publication Date: 2025.10.28 CANON KK
  • US12455499B2 patent drawing
  • US12455499B2 patent drawing
  • US12455499B2 patent drawing

AI summary

An accessory attachable to and detachable from an image pickup apparatus includes a memory configured to store first data having a first characteristic for correcting image data obtained by the image pickup apparatus, and second data having a second characteristic different from the first characteristic for correcting image data obtained by the image pickup apparatus, and a communication unit configured to transmit first information based on the first data and second information based on the second data to an external apparatus.