Camera Projector Pose Superimposition and Auto Capture

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Solution Overview

Problem

Digital cameras with integrated projectors face limitations in image quality and usability, leading to reduced consumer interest due to poor projection capabilities compared to dedicated projectors, hindering the perceived value of the camera's projector function.

Innovation Solution

An imaging apparatus with a projector that converts live view images into mirror images and projects them onto a screen, allowing for pose image superimposition and automatic photography initiation when a subject's posture meets a predetermined condition, ensuring accurate alignment and size matching with a pose image.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a compact projector is mounted in a digital camera, then the camera can project images for real-time checking and composition, but the image quality and precision of the projected image deteriorate compared to dedicated projectors

Engineering Contradiction:
Improveprojector functionVSAvoidimage quality
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The patent introduces a screen as an intermediary surface for projection. By providing a dedicated projection screen with appropriate surface properties (white, diffuse reflecting surface), the system compensates for the compact projector's limitations, enabling high-quality image projection despite the small projector size embedded in the camera.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Volume of moving object

If a compact projector is used in a digital camera, then the device remains portable and compact, but the usefulness and usability of the projector function are insufficient

Engineering Contradiction:
Improvecamera sizeVSAvoidprojector usefulness
Core Design Contradiction:
Volume of moving objectVSAdaptability or versatility

Solution Approach 1:

The patent makes the projection system multi-functional by enabling various applications: real-time image checking during photography, composition assistance, self-portrait guidance with pose images, and post-photography image review. This universality increases the projector's usefulness despite its compact size, making the feature valuable enough to justify the additional cost.

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

3Ease of operation

If pose image superimposition and automatic photography are added, then the usability and usefulness of the projector function are improved, but the device complexity increases

Engineering Contradiction:
Improveprojector usabilityVSAvoidcontrol system
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system implements automatic photography function that autonomously determines when to capture images based on pose recognition. The control unit automatically compares the live view image with the stored pose image, calculates superimposition degree, and triggers photography when the threshold is met, eliminating the need for manual operation and simplifying user interaction despite the complex underlying processing.

Inventive Principle:
Principle #25Self-service

4Adaptability or versatility

If the projector function is added to a digital camera, then new functionality is provided, but the expense due to mounting the projector increases

Engineering Contradiction:
Improvecamera functionalityVSAvoidmanufacturing cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent integrates the projection system with the existing camera structure, combining the projector, screen, and control units within the camera body. By merging these functions into a single integrated device rather than separate components, the system reduces overall cost and complexity while providing combined photography and projection capabilities in one package.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9332208B2Imaging apparatus having a projector with automatic photography activation based on superimposition
Publication Date: 2016.05.03 FUJIFILM CORP
  • US9332208B2 patent drawing
  • US9332208B2 patent drawing
  • US9332208B2 patent drawing

AI summary

An imaging apparatus having a projector, includes: an imaging unit that photographs a subject; a mirror image converting unit that converts a live view image photographed by the imaging unit into a mirror image; a projector that projects the mirror image of the live view image in a direction opposite to a photographing direction of the imaging unit; a control unit that initiates actual photography for recording the subject by the imaging unit when a posture of a main subject satisfies a predetermined condition; and a pose image superimposing unit that superimpose a pose image on a projected image, in which the control unit determines that the predetermined condition is satisfied and performs the actual photography when a superimposition degree of the main subject in the projected image and the pose image is a threshold value or more.