Reflective Relay Network Nodes for Wireless Link Stability

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Solution Overview

Problem

Existing wireless communication systems face challenges in maintaining reliable communication links due to obstructions that block line-of-sight communication between network nodes and user equipment (UE), leading to interference, decreased link stability, and inefficient use of network resources.

Innovation Solution

The implementation of a multi-route reflective relay network node strategy, which involves using a primary electromagnetic radiation reflection relay network node and at least one secondary node to facilitate communication between network nodes and UE, thereby increasing received signal power and suppressing interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a single communication path is used between network node and UE, then device complexity is reduced, but link stability deteriorates due to obstructions blocking line-of-sight communication

Engineering Contradiction:
Improvelink stabilityVSAvoidcommunication path complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The communication path is segmented into multiple independent routes (primary and secondary paths) between the network node and UE. Each path can be independently controlled and managed, allowing the system to switch between paths when obstructions block the line-of-sight communication, thereby maintaining link stability without requiring a completely complex integrated system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Reflective relay network nodes are introduced as intermediary elements to establish communication paths around obstructions. These intermediaries reflect electromagnetic radiation to create alternative communication routes, enabling the system to maintain stable links without directly increasing the complexity of the end devices (UE and network node).

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If multiple reflection relay network nodes are deployed, then interference is suppressed and received signal power increases, but device complexity increases

Engineering Contradiction:
Improvereceived signal powerVSAvoidrelay network node complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Multiple reflective relay network nodes are merged into a coordinated system where they work together to suppress interference and enhance received signal power. By combining the reflective capabilities of multiple nodes, the system achieves improved reliability and signal quality while managing complexity through coordinated operation rather than independent complex systems.

Inventive Principle:
Principle #5Merging (Combining)

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

This approach enhances network performance by avoiding link failures without additional delay, decreasing interference, and efficiently using network resources, particularly in ultra-reliable and low-latency communications (URLLC) scenarios.

Implementation Method 1

a primary communication path comprising a link between the network node and a first electromagnetic radiation reflection relay network node and a link between the first electromagnetic radiation reflection relay network node and the UE

Methodology Applied
Scientific EffectElectromagnetic radiation reflection: Reflection

Data Source

PatentUS20250048230A1Multiple electromagnetic radiation reflection relay network node operations
Publication Date: 2025.02.06 QUALCOMM INC
  • US20250048230A1 patent drawing
  • US20250048230A1 patent drawing
  • US20250048230A1 patent drawing

AI summary

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may communicate, within a time period, with a network node via a primary communication path comprising a link between the network node and a first electromagnetic radiation reflection relay network node and a link between the first electromagnetic radiation reflection relay network node and the UE. The UE may communicate, within the time period, with the network node via at least one secondary communication path comprising a link between the UE and a second electromagnetic radiation reflection relay network node. Numerous other aspects are described.