Selfie Drone Template Control for Precise Framing

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Solution Overview

Problem

Current drone systems for taking selfies are inefficient and non-intuitive, as users cannot precisely control the position, size, and orientation of their image in photos or videos, leading to unsatisfactory results due to the inability to preview the final image and requiring manual, time-consuming adjustments.

Innovation Solution

A selfie-drone system with a database of photo templates, a camera unit, and a controlling unit that uses image-based servoing techniques to fly to specific heights and angles, allowing users to select and prioritize templates for precise positioning and sizing of their image, enabling advanced control over photo and video capture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual control is used to adjust drone flight, then users can control the drone to take photos, but the operation becomes time-consuming and non-intuitive

Engineering Contradiction:
Improveease of drone controlVSAvoidtime for iterative adjustments
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system pre-calculates and provides optimal drone flight parameters (height, position, orientation) based on the user's desired selfie composition. Users can directly input their preferred parameters or select from pre-defined templates, eliminating the need for time-consuming manual iterative adjustments. The controlling unit automatically generates the flight path and camera parameters in advance.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If automated flight modes are used, then video recording is executed automatically, but users cannot customize specific distance, angle, height, and time duration

Engineering Contradiction:
Improvecustomization of recording parametersVSAvoidautomation level
Core Design Contradiction:
Adaptability or versatilityVSExtent of automation

Solution Approach 1:

The system combines automated flight execution with dynamic user customization capabilities. Users can freely adjust drone flight parameters (distance, angle, height, time duration) before automated execution, and the system adapts its automated behavior to match user preferences. The controlling unit dynamically generates flight paths based on user-defined parameters while maintaining automated execution.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If users input height, position, and orientation digitally, then the drone flies to requested parameters, but users cannot precisely control the position and size of their image in the photo

Engineering Contradiction:
Improveprecision of image position and size controlVSAvoidcomplexity of control parameters
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system uses reference images or templates that show the desired composition outcome. Users can select from pre-defined composition templates or upload reference images showing their preferred subject positioning. The controlling unit analyzes these references and automatically calculates the corresponding drone flight parameters (height, position, orientation) to achieve the desired image composition, making precision control intuitive.

Inventive Principle:
Principle #26Copying

Data Source

PatentEP3182202B1Selfie-drone system and performing method thereof
Publication Date: 2021.03.24 NAT TAIWAN UNIV OF SCI & TECH
  • EP3182202B1 patent drawingFigure 1
  • EP3182202B1 patent drawingFigure 2

AI summary

A selfie-drone system and a performing method thereof are disclosed. The selfie-drone system includes a selfie-drone body; a camera unit; a selecting unit electrically coupled to a database, the database including a plurality of selfie photo templates, the selecting unit utilized for selecting at least one of the selfie photo templates from the database, each of the selfie photo templates includes at least one selfie parameter; and a controlling unit utilized for receiving the at least one selfie parameter of the at least one of the selfie photo templates selected by the selecting unit, controlling the selfie-drone body to fly to a specific height and a specific angle matching to the at least one selfie parameter, and controlling the camera unit to photograph. A selfie person can view effect of a selfie photo in advance via the selfie-drone system.