Signal Distribution Interface for Distributed Antenna Systems

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Solution Overview

Problem

Configuring a distributed antenna system (DAS) can be challenging due to the complexity of signal distribution, which often requires advanced planning before installation and can be difficult to manage post-installation.

Innovation Solution

A signal distribution interface system that includes a processor device and a non-transitory computer-readable medium with a signal distribution engine, allowing for the generation of user interfaces to visualize and manage signal sets and hardware components within the DAS, enabling users to configure signal paths and distribute signals effectively.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Area of stationary object

If a distributed antenna system is implemented to extend telecommunications coverage, then system coverage and capacity are improved, but system configuration complexity and difficulty increase

Engineering Contradiction:
Improvecoverage areaVSAvoidconfiguration complexity
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

A graphical user interface acts as an intermediary between the user and the complex DAS configuration system. The GUI provides visual representations of signal paths, hardware components, and associations, allowing users to configure the system without dealing with the underlying complexity of signal distribution across multiple remote units and headend components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system creates visual copies and representations of the physical DAS architecture in the graphical user interface. These visual models include representations of signal sets, hardware components, and their associations, enabling users to plan and configure signal distribution by interacting with these visual copies rather than the actual complex physical system.

Inventive Principle:
Principle #26Copying

2Manufacturing precision

If advanced planning is performed before DAS installation to manage signal distribution, then signal distribution accuracy is improved, but installation time and planning effort increase

Engineering Contradiction:
Improvesignal distribution accuracyVSAvoidplanning time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The graphical user interface enables preliminary configuration and planning of signal distribution before actual DAS installation. Users can define signal sets, associate them with hardware components, and visualize signal paths in advance, allowing the system to be pre-configured and ready for deployment without requiring complex on-site planning.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If a graphical user interface is implemented to simplify DAS configuration, then ease of operation is improved, but system complexity increases

Engineering Contradiction:
Improveconfiguration easeVSAvoidinterface complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The graphical user interface is segmented into distinct functional areas: signal set assignment interface for defining signal groups, signal distribution interface for configuring hardware associations, and visual representations of signal paths. This segmentation allows users to interact with specific configuration tasks independently, reducing the perceived complexity while maintaining comprehensive control.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12302126B2Signal distribution interface
Publication Date: 2025.05.13 OUTDOOR WIRELESS NETWORKS LLC
  • US12302126B2 patent drawing
  • US12302126B2 patent drawing
  • US12302126B2 patent drawing

AI summary

A telecommunications system including a processor and a non-transitory computer-readable medium storing a signal distribution engine is provided. The signal distribution engine is executable by the processor device to detect incoming signals received by a DAS that includes a headend unit coupled to RAU(s) using a communication cables or optical fiber; determine information about the detected signals; assign specified signals received by the DAS to a specified RAU in response to a user input via a signal distribution graphical user interface, which includes representations of and associations between the specified signals, headend unit, and RAU(s), that manually associates the specified signals with the specified remote antenna unit; and in response to the user input, output instructions regarding how to route the specified signals from the headend unit to the specified remote antenna unit over a communication cable or optical fiber communicatively coupled to the specified remote antenna unit.