PCI Board Topology Mapping for Selective Component Testing

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Solution Overview

Problem

Current testing systems are unable to identify and test components of a PCI board efficiently, leading to resource wastage and incorrect test results.

Innovation Solution

A user device that receives topology data, generates a graphical user interface of the PCI board, allows selection of components, provides test traffic, and evaluates functionality based on test results.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current testing systems are used to test PCI board components, then testing can be performed, but resource wastage occurs and test results become incorrect

Engineering Contradiction:
Improvetest result accuracyVSAvoidresource wastage
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The system segments the PCI board testing process by first discovering and identifying individual components through topology data, then selectively applying tests only to discovered components. This segmentation prevents wasted resources on non-existent or already-tested components, directly resolving the contradiction between test accuracy and resource efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary component discovery and topology mapping before executing actual component tests. By预先 identifying which components exist and their locations, the system avoids performing unnecessary tests, thereby eliminating resource wastage while ensuring accurate test results for only the relevant components.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If component identification is not performed before testing, then testing process is simpler, but test results become incorrect and resources are wasted

Engineering Contradiction:
Improvecomponent identification accuracyVSAvoidtesting system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system introduces topology data as an intermediary element that bridges the gap between the testing system and the PCI board components. This topology data serves as a map that enables accurate component identification without requiring complex direct probing or identification circuits, thus improving reliability while maintaining relatively simple system architecture.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system uses topology data that represents a copy or map of the actual PCI board structure. Instead of directly analyzing the physical board to identify components, the system works with this topological representation, which simplifies the identification process while ensuring accurate component location and selection for testing.

Inventive Principle:
Principle #26Copying

3Productivity

If selective component testing is implemented, then resource efficiency improves, but system complexity increases

Engineering Contradiction:
Improvetesting efficiencyVSAvoidsystem architecture complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs the complex task of component discovery and topology mapping as a preliminary action before the actual testing phase. This one-time preliminary complexity enables subsequent efficient selective testing, where only identified components are tested. The initial complexity investment pays off by dramatically improving testing efficiency for all subsequent operations.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system enables selective component testing where the testing apparatus automatically identifies and tests only the components that exist on the board based on topology data. This self-service approach eliminates the need for manual component identification and selective test configuration, improving productivity while the automation manages the system complexity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250328222A1Discovering and testing a topology of a peripheral component interconnect board
Publication Date: 2025.10.23 VIAVI SOLUTIONS INC(US)
  • US20250328222A1 patent drawing
  • US20250328222A1 patent drawing
  • US20250328222A1 patent drawing

AI summary

A device may receive topology data identifying a topology of components of a PCI board, and may generate, based on the topology data, a user interface that includes a representation of the PCI board and nodes representing the components of the PCI board. The device may provide the user interface for display, and may receive, via the user interface, a selection of a node from the nodes, where the node represents a component of the components. The device may provide test traffic to the component associated with the node selected via the user interface, and may receive, from the component, test results based on providing the test traffic to the component. The device may determine whether the component is functioning properly based on the test results, and may perform one or more actions based on whether the component is functioning properly.