White Box Routing Pre-Build Validation for Fiber Link Errors

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Solution Overview

Problem

Distributed disaggregated white box routing systems face challenges in ensuring the integrity of fiber optic interconnection links during physical installation, leading to significant delays and costs due to errors discovered post-installation.

Innovation Solution

An air-gapped, hardened portable computing device simulates a network operator's control and management network to monitor fiber optic interconnections during construction, allowing for pre-build validation of the routing system by detecting errors before formal equipment verification testing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If post-installation error detection is performed, then system reliability is improved, but installation time and cost increase due to delays

Engineering Contradiction:
Improvesystem reliabilityVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent implements preliminary action by performing error detection and validation during the physical installation phase before formal equipment verification testing. The system validates fiber optic interconnection links, hardware components, and cable connections in real-time during construction, allowing errors to be detected and corrected before they cause installation delays. This pre-validation approach ensures system reliability while preventing post-installation delays.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If comprehensive error detection is performed during installation, then system reliability is improved, but installation cost increases

Engineering Contradiction:
Improvesystem reliabilityVSAvoidinstallation cost
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent implements self-service by enabling the routing system to perform its own validation of fiber optic interconnection links, hardware components, and cable connections during physical installation. The system automatically detects errors such as misconnected fibers, incorrect hardware configurations, and cable connection issues without requiring extensive manual testing. This self-validation mechanism improves system reliability while reducing installation costs by eliminating the need for costly post-installation error detection services.

Inventive Principle:
Principle #25Self-service

3Productivity

If real-time validation during construction is implemented, then installation speed is improved, but device complexity increases

Engineering Contradiction:
Improveinstallation speedVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements universality by designing a multi-functional validation system that performs multiple validation tasks simultaneously during physical installation. The system validates fiber optic interconnection links, hardware component connectivity, and cable connections all through a single integrated framework. This universal approach enables real-time validation of multiple system aspects without requiring separate complex validation tools for each component, thereby improving installation speed while managing device complexity through consolidation.

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

Data Source

PatentUS12506654B2Pre-build validation of distributed disaggregated white box routing systems
Publication Date: 2025.12.23 AT&T INTELLECTUAL PROPERTY I L P
  • US12506654B2 patent drawing
  • US12506654B2 patent drawing
  • US12506654B2 patent drawing

AI summary

Methods, computer-readable media, and systems for performing pre-build validation of distributed disaggregated white box routing systems are disclosed. One method includes connecting, via a physical network connection, to a distributed, disaggregated white box routing system comprising a plurality of hardware components connected by a plurality of cable connections and a plurality of interfaces, executing a software program simulating a network operating system of a network operator, analyzing, while the software program is executing and the distributed, disaggregated white box routing system is connected via the physical network connection, the plurality of hardware components, the plurality of cable connections, and the plurality of interfaces, determining that an error is detected in at least one of: the plurality of cable connections, the plurality of interfaces, or the plurality of hardware components of the distributed, disaggregated white box routing system, and generating a report showing at least one of: a location or a nature of the error.