Communication System Diagnostic Mode Data Concentration

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Solution Overview

Problem

Current communication systems lack an efficient method to concentrate and evaluate data from multiple communication units in a single point for diagnostic purposes, especially in industrial Ethernet and Time Sensitive Networking systems, which hinders effective diagnosis and troubleshooting.

Innovation Solution

A method and device that temporarily shift the communication system into a diagnostic operating mode, where all data exchanged by communication units are made available at a single point, utilizing techniques like port mirroring and data filtering to concentrate data, and configuring communication properties to ensure data availability and redundancy, allowing for efficient diagnosis and evaluation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If data from all communication units are made available at a single point for diagnosis, then diagnostic efficiency is improved, but system complexity increases

Engineering Contradiction:
Improvediagnostic efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system dynamically switches between normal operating mode and diagnostic operating mode. In normal mode, data are distributed across communication units. In diagnostic mode, the system reconfigures to concentrate all data at a single diagnostic point through the communication medium, enabling efficient diagnosis without permanent structural changes

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The communication medium acts as an intermediary that can operate in different modes. During diagnostic mode, it functions as a broadcast medium that delivers data from all communication units to a single diagnostic point, while during normal operation, it maintains standard point-to-point communication

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of information

If the communication system operates in diagnostic mode continuously, then data availability for evaluation is improved, but resource usage increases

Engineering Contradiction:
Improvedata availabilityVSAvoidresource usage
Core Design Contradiction:
Loss of informationVSUse of energy by moving object

Solution Approach 1:

The system operates in periodic cycles, alternating between normal operating mode and diagnostic operating mode. During normal mode, resources are used efficiently for standard communication. During diagnostic mode, the system periodically concentrates and evaluates data at a single point, balancing data availability with resource conservation

Inventive Principle:
Principle #19Periodic action

Data Source

PatentUS11588894B2Method and device for operating a communication system
Publication Date: 2023.02.21 ROBERT BOSCH GMBH
  • US11588894B2 patent drawing
  • US11588894B2 patent drawing
  • US11588894B2 patent drawing

AI summary

A method for operating a communication system, in which multiple communication units exchange data via a communication medium, the method including the following steps: shifting the communication system at least temporarily into a diagnostic operating mode, in which data exchanged by multiple, in particular, by all of the communication units via the communication medium are available on at least one of the multiple communication units and/or on at least one component of the communication medium.