Telecommunication Networks Adaptive Control Plane Local Breakout

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Solution Overview

Problem

Mobile broadband networks face challenges due to increasing data traffic volumes, limited capacity, and high operational costs, exacerbated by proprietary network architectures and inefficient use of installed capacity.

Innovation Solution

A mobile telecommunications network architecture that includes a control plane with adaptive control means to manage network resources, process signaling, and optimize data traffic routing, allowing for intelligent local routing, caching, and content optimization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If mobile networks increase data capacity to meet growing broadband demand, then service quality improves, but operational cost increases

Engineering Contradiction:
Improvedata capacityVSAvoidoperational cost
Core Design Contradiction:
ProductivityVSLoss of energy

Solution Approach 1:

The patent implements local breakout at cell sites where data traffic is routed directly to local servers or content delivery points rather than through the core network. This creates different data handling qualities at different locations - local traffic gets direct access while maintaining overall network capacity management. The control plane remains centralized but data paths become locally optimized, resolving the contradiction between capacity and cost.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent segments data traffic into different paths: local breakout traffic that bypasses the core network and core network traffic that uses traditional routing. This segmentation allows the network to optimize for cost on local traffic while maintaining service quality on core traffic, effectively managing the capacity-cost tradeoff through differentiated data handling.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If conventional hierarchical network architecture is used, then network deployment is simplified, but adaptability to new capabilities is reduced

Engineering Contradiction:
Improvenetwork deploymentVSAvoidintroduction of new capabilities
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The patent introduces dynamic control plane elements at cell sites that can adapt their behavior based on traffic conditions and network requirements. Rather than a static hierarchical architecture, the control plane becomes dynamic and flexible, allowing new capabilities to be introduced at cell sites without requiring changes to the core network architecture. This maintains deployment simplicity while enabling adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces intermediate control plane elements at cell sites that act as mediators between the core network and local traffic. These intermediaries handle local data routing decisions and can be independently configured or upgraded without affecting the core network, thus maintaining deployment simplicity while enabling flexible adaptation to new capabilities through the intermediate layer.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If proprietary network elements are used, then manufacturer-specific optimization is achieved, but device interoperability is reduced

Engineering Contradiction:
Improvemanufacturer optimizationVSAvoiddevice interface compatibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The patent implements universal control plane elements at cell sites that provide standardized interfaces for different vendors' equipment. Rather than each manufacturer having proprietary interfaces, a universal control plane layer abstracts the differences and provides consistent functionality. This allows manufacturer-specific optimizations to be implemented through the universal interface, maintaining both optimization and interoperability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12317102B2Telecommunication networks
Publication Date: 2025.05.27 VODAFONE IP LICENSING LTD
  • US12317102B2 patent drawing
  • US12317102B2 patent drawing
  • US12317102B2 patent drawing

AI summary

A mobile telecommunications network includes a core and a radio access network having radio means for wireless communication with mobile terminals registered with the network, wherein the radio access network includes control means 700 operable to control the use of network resources by the mobile terminals. The control means processes control plane signalling.