Multi-Device Projection Control Using Relative Position Feedback

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Solution Overview

Problem

Existing electronic apparatuses face challenges in automatically combining and outputting images from multiple external devices without requiring user input for control commands, leading to inconvenient user operations.

Innovation Solution

An electronic apparatus with a processor that receives images from multiple external devices, acquires position and connection information, and controls a projection part to combine and output images based on device positions, distances, and connection strengths, while optionally displaying icons for new devices and adjusting image sizes and colors.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the electronic apparatus automatically combines images from multiple external devices, then the ease of operation is improved, but the device complexity increases due to the need for position information acquisition and automatic image composition algorithms

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The electronic apparatus automatically acquires position information from external devices and performs image composition without user intervention. The processor autonomously determines projection positions based on relative device positions and distances, eliminating the need for manual control commands while managing the complexity internally through automated algorithms.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If the electronic apparatus determines projection positions based on relative positions and distances of external devices, then the adaptability is improved, but the measurement precision requirements increase for position and distance detection

Engineering Contradiction:
ImproveadaptabilityVSAvoidmeasurement precision
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The electronic apparatus acquires position information and distance data from external devices, uses this feedback to determine optimal projection positions, and dynamically adjusts the image composition accordingly. This closed-loop approach allows the system to adapt to different device configurations while managing precision requirements through iterative optimization.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12501006B2Electronic apparatus and controlling method thereof
Publication Date: 2025.12.16 SAMSUNG ELECTRONICS CO LTD
  • US12501006B2 patent drawing
  • US12501006B2 patent drawing
  • US12501006B2 patent drawing

AI summary

An electronic apparatus includes: a memory, a communication interface comprising communication circuitry configured to communicate with a first external device and a second external device, a projection part configured to output an image to a projection surface, and a processor configured to: receive first data including a first image from the first external device, receive second data including a second image from the second external device, acquire first position information of the first external device and second position information of the second external device, acquire a projection image including the first image and the second image based on the first position information and the second position information, and control the projection part to output the projection image.