Skeletal Remote Unit Mounting for Unobstructed Airflow

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Solution Overview

Problem

Existing remote antenna unit installations in distributed antenna systems face challenges in heat dissipation and airflow obstruction, particularly when mounted on ceiling tiles, which can impede cooling and affect the aesthetics and unobtrusiveness of the units.

Innovation Solution

A remote unit installation design featuring a skeletal mounting component that allows unobstructed airflow for cooling, with ventilation apertures on either side of the enclosure and a minimal protrusion from the mounting surface, ensuring efficient heat dissipation and aesthetic appeal by minimizing visible exposure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the remote unit is mounted on the ceiling tile, then the mounting structure is simple and aesthetically pleasing, but the airflow is partially blocked and heat dissipation is reduced

Engineering Contradiction:
Improvemounting structure simplicityVSAvoidheat dissipation efficiency
Core Design Contradiction:
Ease of manufactureVSTemperature

Solution Approach 1:

The mounting component is designed with a skeletal structure featuring multiple ventilation apertures that segment the mounting surface, allowing airflow to pass through while maintaining structural support. This segmentation resolves the contradiction by preserving both the simplicity of ceiling tile mounting and the efficiency of heat dissipation through strategic openings in the mounting component.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the remote unit protrudes more from the mounting surface, then the antenna coverage is improved, but the aesthetic appeal and unobtrusiveness are reduced

Engineering Contradiction:
Improveantenna coverage areaVSAvoidaesthetic integration
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The patent positions the antenna unit to extend laterally from the mounting surface in a direction parallel to the ceiling plane, rather than protruding vertically downward. This dimensional adjustment allows the antenna to achieve adequate coverage while maintaining a low-profile appearance that blends with the ceiling aesthetic, resolving the contradiction between coverage requirements and visual integration.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Strength

If the mounting component has a larger surface area, then the structural support is improved, but the visual impact and unobtrusiveness are increased

Engineering Contradiction:
Improvestructural support capabilityVSAvoidvisible exposure area
Core Design Contradiction:
StrengthVSArea of stationary object

Solution Approach 1:

The mounting component employs a skeletal design where structural support is concentrated at critical load-bearing points and edges, while the central and intermediate areas feature ventilation apertures. This local differentiation of structural quality allows the component to maintain adequate support strength with minimal material, reducing visible exposure while preserving structural integrity.

Inventive Principle:
Principle #3Local quality

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The design enhances cooling efficiency by maintaining unimpeded airflow and reduces the visual impact of the remote unit, ensuring reliable operation and aesthetic integration within infrastructure.

Implementation Method 1

If a remote unit relies on airflow for cooling, the mounting environment must allow for relatively unobstructed airflow

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS9812759B2Remote units for distributed communication systems and related installation methods and apparatuses
Publication Date: 2017.11.07 ANI ACQUISITION SUB LLC
  • US9812759B2 patent drawing
  • US9812759B2 patent drawing
  • US9812759B2 patent drawing

AI summary

Remote units are mounted in a support structure so that cooling air flow is not impeded by the support structure. The remote units may have RF communications circuitry and other components that generate heat in the provision of wireless services.