Dynamic Cell on the Fly Configuration for UE Load Adaptation

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Solution Overview

Problem

Existing communication networks face challenges in efficiently managing resource distribution and coverage in dynamic environments such as large factories or mines, where resource needs can vary significantly spatially.

Innovation Solution

The method involves dynamically configuring a User Equipment (UE) via Radio Resource Control (RRC) to become a new cell on the fly, allowing it to act as a transmission and reception point, thereby optimizing resource allocation and coverage based on real-time load measurements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If traditional fixed cell infrastructure is deployed to support high device density in confined areas, then coverage and capacity are improved, but deployment cost and infrastructure complexity increase

Engineering Contradiction:
Improvedevice capacityVSAvoidinfrastructure complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent implements dynamic cell formation where UEs can transition between normal operation mode and cell operation mode based on real-time load conditions. This dynamic adaptability allows the network to scale capacity in confined areas without permanent infrastructure deployment, resolving the contradiction between supporting high device density and maintaining low infrastructure complexity

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent enables UEs to autonomously determine when to become cells by monitoring load conditions and transitioning to cell operation mode independently. This self-service mechanism eliminates the need for complex centralized infrastructure management while providing on-demand capacity, thereby supporting high device density without increasing infrastructure complexity

Inventive Principle:
Principle #25Self-service

2Reliability

If permanent cell infrastructure is deployed to ensure coverage, then reliability is improved, but adaptability to changing traffic patterns deteriorates

Engineering Contradiction:
Improvecoverage reliabilityVSAvoidtraffic pattern adaptability
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent creates a dynamic network architecture where cells can be formed, activated, and deactivated based on real-time traffic patterns and load conditions. This dynamic approach ensures reliable coverage when needed while adapting seamlessly to changing traffic demands, resolving the contradiction between coverage reliability and traffic pattern adaptability

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the operational parameters of UEs by transitioning them between normal operation mode and cell operation mode based on load conditions. This parameter change enables the network to maintain reliable coverage through active cells while adapting to varying traffic patterns, resolving the contradiction between reliability and adaptability

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250048168A1Configuring a User Equipment to Operate as a Cell on the Fly
Publication Date: 2025.02.06 TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
  • US20250048168A1 patent drawing
  • US20250048168A1 patent drawing
  • US20250048168A1 patent drawing

AI summary

A method in a coordinator user equipment, UE, (2612A, 2612B, 2612C, 2612D, 2700 3008A, 3008B, 3106) in a network includes transmitting (801) an indication to a base station (2800) that the coordinator UE is capable of being a cell on the fly. The method includes transmitting (805) load measurement information in a message to the base station. The method includes switching (807) to cell on the fly operation based on the load measurement information. The method includes establishing (809) a backhaul link to the base station. The method includes operating (811) as a cell for other UEs.