Building Radio Wave Channel Layout Using Reflective Plates

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Solution Overview

Problem

Existing indoor communication network deployment methods face challenges with multiple floors or wall barriers, leading to labor-intensive and costly installations, as well as signal loss issues.

Innovation Solution

An internal radio wave transmission system utilizing a base layer and transmission layers with radio wave transmission channels, equipped with signal transceiver devices and reflective plates to guide radio wave signals through narrow gaps, reducing signal loss and construction costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If wired communication (fiber optics or Ethernet cables) is used to penetrate multiple floors or walls, then network deployment is achieved, but labor and construction costs increase significantly

Engineering Contradiction:
Improvenetwork deploymentVSAvoidlabor and construction costs
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent replaces the mechanical wired communication system (physical cable installation through floors and walls) with an electromagnetic wave-based wireless transmission system. Radio waves are transmitted through narrow gaps between floors without requiring physical penetration, thereby eliminating labor-intensive construction work while maintaining network connectivity.

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

2Ease of manufacture

If wireless communication transmission is used on each floor, then no additional wire construction is required, but signal loss occurs when there are multiple floors or wall barriers

Engineering Contradiction:
Improvedeployment simplicityVSAvoidsignal loss
Core Design Contradiction:
Ease of manufactureVSLoss of energy

Solution Approach 1:

The patent introduces reflective plates as intermediary elements to facilitate radio wave transmission through narrow gaps between floors. These reflective plates are positioned to bounce radio waves through the gaps, acting as mediators that enable signal transmission without direct line-of-sight, thereby reducing signal loss while maintaining deployment simplicity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent utilizes the vertical dimension by positioning reflective plates at specific heights and angles to guide radio waves through narrow vertical gaps between floors. This three-dimensional approach to signal routing allows the system to overcome the limitations of horizontal signal propagation and reduce signal loss across multiple floors.

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

3Ease of operation

If radio waves are used to penetrate walls or floors, then wireless communication is achieved, but transmission rate drops due to signal loss

Engineering Contradiction:
Improvewireless communicationVSAvoidtransmission rate
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent applies local quality by strategically positioning reflective plates at specific locations where narrow gaps exist between floors. Rather than attempting uniform signal distribution, the system focuses on creating optimized signal paths through these specific local openings, thereby maintaining high transmission rates in key areas while preserving wireless communication convenience.

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 system enables efficient and cost-effective radio wave transmission across multiple floors and walls, minimizing labor and construction costs while maintaining strong signal strength and coverage.

Implementation Method 1

a first reflective plate and a second reflective plate... The first reflective plate is used to receive a radio wave signal emitted by the signal transceiver device, and guide the radio wave signal emitted by the signal transceiver device to the second reflective plate

Methodology Applied
Scientific EffectReflection: Reflection

Data Source

PatentEP4498612A1Internal radio wave transmission system of building
Publication Date: 2025.01.29 FAR EASTONE TELECOMMUNICATIONS CO LTD
  • EP4498612A1 patent drawingFigure 1
  • EP4498612A1 patent drawingFigure 2
  • EP4498612A1 patent drawingFigure 3

AI summary

An internal radio wave transmission system of building includes a base layer (LB) and a transmission layer (LT), with a radio wave transmission channel (C1) between the two layers. The radio wave transmission system in a building includes a signal transceiver device (BS), a first reflective plate (10) and a second reflective plate (20). The signal transceiver device (BS) is connected with a telecommunication room (R), and the signal transceiver device (BS) emits and receives radio wave signals (S). The first reflective plate (10) is disposed in the channel and corresponds to positions of the base layer (LB) and the signal transceiver device (BS) to receive and guide the radio wave signals (S). The second reflective plate (20) is disposed in the channel and corresponds to a position of the transmission layer (LT) to receive and guide the radio wave signals (S) to terminal equipment located in the transmission layer (LT). The invention ensures the effective transmission of the radio wave signals (S) inside the building.