Electronic Device Camera Symmetry Detection for Puddlegram Autofocus

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Solution Overview

Problem

There is a need for an effective method to photograph puddlegram images, which include symmetric objects reflected by fluids, as these images are in fashion, and existing electronic devices lack the capability to efficiently search and focus on such objects.

Innovation Solution

An electronic device with a camera, display, and processor is configured to search for symmetric objects in an image, perform focusing operations, and provide a guide UI to assist in positioning the symmetric axis within a predetermined area during puddlegram photography, utilizing multiple lenses and symmetry detection algorithms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual focusing is used for photographing symmetric objects, then the device can capture puddlegram images, but the user cannot efficiently locate and focus on symmetric objects in complex scenes

Engineering Contradiction:

Improvefocus accuracyVSAvoidobject location efficiency

Core Design Contradiction:

Measurement precisionVSEase of operation

Solution Approach 1:

The system performs automatic symmetry detection and self-focusing on detected symmetric objects, eliminating the need for manual object location and focusing by the user

Inventive Principle:

Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical focusing with an automated computational system that detects symmetry in images and automatically adjusts focus, substituting user action with algorithmic processing

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If general photographing modes are used, then the device can capture various images, but it cannot effectively capture puddlegram images with proper symmetric axis positioning

Engineering Contradiction:

Improvephotographing mode flexibilityVSAvoidsymmetric axis positioning accuracy

Core Design Contradiction:

Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The system performs preliminary symmetry detection and analysis before final image capture, identifying symmetric objects and their axes in advance to guide proper positioning and composition

Inventive Principle:

Principle #10Preliminary action

Solution Approach 2:

The system provides feedback to the user about detected symmetric objects and their positioning, enabling the user to adjust the camera angle and composition to achieve proper symmetric axis alignment for puddlegram photography

Inventive Principle:

Principle #23Feedback

Data Source

PatentUS20250247609A1Electronic device and control method therefor

Publication Date: 2025.07.31 SAMSUNG ELECTRONICS CO LTD

AI summary

An electronic device and a control method therefor are provided. The electronic device includes a camera, a display, a memory storing at least one instruction and at least one processor that is connected with the camera, the display, and the memory. The at least one processor, by executing the at least one instruction, is configured to: control the display to display a preview based on an image obtained by the camera, based on a selection of a first photographing mode, search for a symmetric object among a plurality of objects in the image, and perform a focusing operation on the symmetric object.