Mobile Device DMX-512 Protocol Conversion Without Dedicated Hardware

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Solution Overview

Problem

Conventional wireless systems for controlling DMX-512 lighting fixtures using mobile computing devices require additional hardware like dedicated WI-FI routers and DMX-512 signal converters, necessitate initial setup, and lack the ability to field-update firmware, leading to inefficiencies and limitations in miniaturization due to embedded user interfaces.

Innovation Solution

A method and system that enable direct communication and control between incompatible devices using a computing device's physical interface without additional hardware, allowing for protocol conversion and firmware updates through a controller application, eliminating the need for dedicated routers and converters, and enabling miniaturization by removing the need for user interfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a dedicated WI-FI router and DMX-512 signal converter are used for wireless control, then communication reliability and signal throughput are improved, but device complexity and hardware requirements increase

Engineering Contradiction:
Improvecommunication reliabilityVSAvoidhardware requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the protocol conversion function from separate dedicated hardware devices (WI-FI router and DMX-512 signal converter) and integrates it directly into the mobile computing device. The mobile device's processor and communication interfaces are configured to perform both WI-FI communication and DMX-512 protocol conversion natively, eliminating the need for external conversion hardware while maintaining communication reliability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The mobile computing device is designed to perform multiple functions: it acts as both a standard WI-FI communication device and a DMX-512 protocol converter simultaneously. The device's processor can handle both wireless data transmission and real-time protocol conversion, making a single device serve multiple purposes that previously required separate specialized hardware.

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

2Adaptability or versatility

If initial setup and configuration of dedicated hardware is performed, then communication compatibility is improved, but setup time and operational complexity increase

Engineering Contradiction:
Improvecommunication compatibilityVSAvoidsetup time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The mobile computing device automatically performs protocol conversion and communication establishment without requiring manual configuration or setup. The device's operating system and communication software handle the adaptation to DMX-512 protocol automatically when a DMX-512 device is detected, eliminating the need for users to perform initial setup procedures with dedicated hardware.

Inventive Principle:
Principle #25Self-service

3Productivity

If dedicated hardware components are used, then signal throughput is improved, but miniaturization capability deteriorates due to embedded user interfaces

Engineering Contradiction:
Improvesignal throughputVSAvoiddevice size
Core Design Contradiction:
ProductivityVSVolume of moving object

Solution Approach 1:

The patent removes the embedded user interface (display and buttons) from the DMX-512 device and relocates all user interaction functions to the mobile computing device. The DMX-512 device becomes a pure signal processing unit without physical interface components, enabling significant size reduction while the mobile device's screen and keyboard serve as the external interface.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9934180B2System and method for communicating with and for controlling of programmable apparatuses
Publication Date: 2018.04.03 PQJ CORP
  • US9934180B2 patent drawing
  • US9934180B2 patent drawing
  • US9934180B2 patent drawing

AI summary

The present invention discloses a system and a method for communication and control between incompatible devices that operate in accordance with different protocols without hardware modification and without requirement of a dedicated hardware.