Light-Emitting Device Identification via Broadcast and Video Matching

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Solution Overview

Problem

Smart terminals struggle to accurately identify and control multiple light-emitting devices due to cumbersome manual identification processes, leading to low control efficiency and poor user experience.

Innovation Solution

A method and device that utilize broadcast signals and lighting videos to automatically identify and control light-emitting devices by matching lighting switching instruction messages and determining network addresses, allowing visual control based on the lighting video.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual identification method is used to control light-emitting devices, then device control can be achieved, but control efficiency is low and operation is cumbersome

Engineering Contradiction:
Improvecontrol efficiencyVSAvoidoperation complexity
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system enables automatic device identification and matching through self-service mechanisms. The terminal device automatically captures lighting videos, performs image recognition to identify light-emitting devices, and matches them with broadcast signals without requiring manual intervention. This automated self-service process resolves the contradiction by eliminating manual identification steps while maintaining accurate device control.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical identification operations with automated optical and electronic systems. Instead of manually selecting devices from a list, the system uses camera-based visual capture, image processing algorithms, and automatic signal matching to identify and control devices. This substitution of mechanical manual operations with automated optical-electronic systems directly improves control efficiency and simplifies user interaction.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If automated identification method is used, then control efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvecontrol efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The terminal device performs multiple functions using a single integrated system: it captures broadcast signals from light-emitting devices, records lighting videos through the camera, processes images to identify devices, and matches signals with visual data. This multi-functional integration reduces the need for separate dedicated devices for each function, thereby improving control efficiency without proportionally increasing overall system complexity.

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

Solution Approach 2:

The patent introduces a lighting video as an intermediary element that bridges the gap between the terminal device and light-emitting devices. The video capture and image processing serve as intermediate steps that automatically identify devices and match them with broadcast signals. This intermediary mechanism automates the identification process, improving efficiency while distributing system complexity across multiple manageable components rather than concentrating it in a single complex module.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12402225B2Light-emitting device control method and device
Publication Date: 2025.08.26 SHENZHEN INTELLIROCKS TECH CO LTD
  • US12402225B2 patent drawing
  • US12402225B2 patent drawing
  • US12402225B2 patent drawing

AI summary

A method for controlling light-emitting devices includes: receiving broadcast signals broadcasted by light-emitting devices; obtaining a lighting video collected during lighting state switching of a light-emitting device; performing lighting state identification based on the lighting video, and determining a second lighting switching instruction message for switching the lighting state of each light-emitting device in the lighting video; matching the first lighting switching instruction message indicated by the broadcast signal with the second lighting switching instruction message corresponding to each light-emitting device in the lighting video to determine a broadcast signal corresponding to each light-emitting device in the lighting video; determining a network address of each light-emitting device in the lighting video based on the determined broadcast signal corresponding to each light-emitting device in the lighting video; and according to the network address of each light-emitting device in the lighting video, controlling a corresponding light-emitting device.