Imaging Apparatus Scene Determination Using Location and Time Data

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Solution Overview

Problem

Conventional imaging apparatuses face challenges in accurately determining the imaging scene, as they may erroneously identify scenes with low color temperature illumination as sunsets and struggle when no similar reference image is available for determining the scene with high accuracy.

Innovation Solution

An imaging apparatus that includes an imaging unit, a determination unit, an acquisition unit, and a communication unit, which acquires location and time information to transmit to an external device for auxiliary scene determination information, allowing for more accurate scene classification by leveraging high-frequency imaging scene data from a database.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If scene determination is performed based on image data features alone, then the determination process is simple and fast, but the accuracy is low and erroneous determinations occur

Engineering Contradiction:
Improvescene determination accuracyVSAvoiddetermination process complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent introduces location information and time information as intermediary elements to bridge the gap between image data and scene determination. These intermediaries provide contextual clues that help accurately identify scenes without requiring complex analysis of the image data itself, thus improving accuracy while maintaining process simplicity

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent adds new dimensions of information (location and time) to the traditional image-based determination approach. By transitioning from two-dimensional image analysis to three-dimensional contextual analysis (image + location + time), the system achieves more accurate scene determination without significantly increasing processing complexity

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Measurement precision

If reference images are used for scene determination, then scene classification can be performed, but it fails when no similar reference image is available

Engineering Contradiction:
Improvescene determination accuracyVSAvoidadaptability to new scenes
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent changes the determination parameters from image similarity matching to a combination of location, time, and image feature analysis. This parameter transformation enables the system to determine scenes based on contextual information even when no similar reference images exist, significantly improving adaptability to new and unique scenes

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

Instead of copying and comparing reference images, the patent creates a virtual reference system using location and time information. This virtual reference allows the system to infer scene characteristics without requiring actual reference images, enabling accurate determination for previously unseen scenes

Inventive Principle:
Principle #26Copying

Data Source

PatentUS9225855B2Imaging apparatus, imaging system, and control method for increasing accuracy when determining an imaging scene based on input image data and information stored in an external information processing apparatus
Publication Date: 2015.12.29 CANON KK
  • US9225855B2 patent drawing
  • US9225855B2 patent drawing
  • US9225855B2 patent drawing

AI summary

The present invention is directed to providing an imaging apparatus that can determine an imaging scene of an input image with high accuracy. The imaging apparatus includes an imaging unit configured to image an object image and output image data, a determination unit configured to, based on the image data, perform determination processing for determining an imaging scene of the image data output from the imaging unit, an acquisition unit configured to acquire imaging information related to a condition for imaging the image data including location information about the imaging apparatus, and a communication unit configured to transmit the imaging information to an external device and receives auxiliary information for supporting determination of the imaging scene of the image data corresponding to the imaging information. The determination unit performs the determination processing based on the auxiliary information received via the communication unit.