Multimedia Faceplate Ethernet Conversion Circuitry

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Solution Overview

Problem

The increased cost and complexity of wiring buildings with multiple types of cables, such as Ethernet, video, and audio cables, due to the need for different contractors and potential performance issues when bundling these cables, particularly in educational and hospitality environments.

Innovation Solution

Multimedia faceplates equipped with Ethernet conversion units that convert video, audio, and audio/video signals into formats suitable for transmission over Ethernet cabling, allowing these signals to be routed through Ethernet cables and network switches, thereby eliminating the need for multiple types of cables.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple types of cables (Ethernet, video, audio) are installed separately, then each cable type can be optimized for its specific function, but installation cost and complexity increase due to multiple contractors and cable management issues

Engineering Contradiction:
Improvesignal transmission qualityVSAvoidcabling system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines video, audio, and data transmission functions into a single Ethernet cable infrastructure. The faceplate integrates multiple connectors (HDMI, audio jacks) with Ethernet conversion circuitry that converts traditional multimedia signals into Ethernet-compatible formats, allowing all signals to travel through Ethernet cables rather than separate specialized cables.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The Ethernet cable system is designed to perform multiple functions simultaneously - transmitting video, audio, and data through the same cable infrastructure. The faceplate provides universal connectivity by supporting various connector types (HDMI, audio) while backend conversion enables all to use the Ethernet cable system, eliminating the need for separate dedicated cables for each signal type.

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

2Ease of manufacture

If Ethernet conversion units are integrated into faceplates, then multimedia signals can be transmitted over Ethernet cables simplifying installation, but the faceplate manufacturing complexity and power requirements increase

Engineering Contradiction:
Improveinstallation simplicityVSAvoidfaceplate circuitry complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The Ethernet conversion unit acts as an intermediary device within the faceplate that translates between traditional multimedia signal formats (HDMI, audio) and Ethernet signal formats. This conversion layer enables compatibility between legacy multimedia devices and modern Ethernet infrastructure without requiring complete system replacement.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The faceplate integrates power conversion circuitry that can draw power from Power-over-Ethernet (PoE) signals received through the Ethernet cable itself, eliminating the need for separate power wiring. The unit automatically converts the PoE electrical signal into usable power for the conversion circuitry, making the system self-sufficient.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS10020624B2Multimedia faceplates having ethernet conversion circuitry
Publication Date: 2018.07.10 COMMSCOPE NORTH CAROLINA LLC
  • US10020624B2 patent drawing
  • US10020624B2 patent drawing
  • US10020624B2 patent drawing

AI summary

A multimedia faceplate includes a frame having a front face and a rear face and at least one connector mounting aperture therein, a non-Ethernet connector mounted in the connector mounting aperture, an Ethernet conversion unit that is electrically connected to the non-Ethernet connector and a plurality of wire connection contacts that are electrically connected to the Ethernet conversion unit. The Ethernet conversion unit is configured to draw an electrical power signal from either an AC to DC power conversion unit or from a Power-over-Ethernet power signal received from an Ethernet cable that is connected to the wire connection contacts.