Selective Data Signal Frame Analysis for Electronic Systems

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Solution Overview

Problem

Modern electronic systems with multiple nodes require more detailed analysis of data signals beyond simple monitoring, as existing methods lack flexibility in selectively analyzing signal quality across networks.

Innovation Solution

An analysis device with a signal input, memory unit, signal decoder, identification unit, and signal processor that buffers and decodes data signals, allowing selective processing of specific frames or sub-frames based on predetermined content conditions, enabling the generation of eye diagrams for targeted data transmissions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If all data signals from all nodes are monitored continuously, then complete system monitoring is achieved, but analysis flexibility and focus on specific relevant signals is reduced

Engineering Contradiction:
Improvesignal quality analysisVSAvoidanalysis flexibility
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The patent segments the continuous data signal stream into discrete frames with specific structures (synchronization field, address field, data field, error check field). This segmentation allows the analysis device to selectively process specific frames or portions of frames based on address matching or other criteria, enabling focused analysis of relevant signals while ignoring others, thus resolving the contradiction between complete monitoring and analysis flexibility

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements preliminary action by pre-configuring filter criteria (such as address masks, synchronization patterns, or frame type specifications) before signal analysis begins. The identification unit uses these pre-set criteria to quickly identify and select relevant frames from the data stream, allowing the system to maintain flexibility in choosing what to analyze without needing to process all signals in detail, thereby resolving the contradiction between comprehensive monitoring and targeted analysis capability

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If detailed analysis of all data signal sections is performed, then comprehensive signal quality assessment is achieved, but processing time and computational workload increase

Engineering Contradiction:
Improvesignal quality assessmentVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent extracts only the relevant portions of data signals for detailed analysis. The identification unit selectively identifies frames matching specific criteria (such as particular addresses or frame types), and the analysis unit then performs detailed signal quality assessment only on these extracted relevant sections. This extraction approach maintains comprehensive assessment capability for targeted signals while significantly reducing processing time by avoiding detailed analysis of all signals, thus resolving the contradiction between thorough assessment and processing efficiency

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent applies partial action by performing complete detailed analysis only on the subset of frames that match identification criteria, rather than applying the same level of analysis to all frames. For non-matching frames, minimal processing or no processing is performed. This partial approach ensures thorough signal quality assessment where needed while minimizing overall processing time, resolving the contradiction between comprehensive assessment and time efficiency

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If selective analysis of specific frames is implemented, then analysis flexibility and focus are improved, but device complexity increases due to additional processing units

Engineering Contradiction:
Improveanalysis flexibilityVSAvoidprocessing structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements multi-functionality by designing processing units that can perform multiple functions. The identification unit can identify frames based on various criteria (address matching, synchronization patterns, frame types), and the analysis unit can perform different types of signal quality assessments. This universal design allows the same hardware structure to provide flexible selective analysis capabilities without requiring separate dedicated units for each function, thus resolving the contradiction between analysis flexibility and device complexity

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

Data Source

PatentUS10153893B2Analysis device, analysis method and computer readable medium
Publication Date: 2018.12.11 ROHDE & SCHWARZ GMBH & CO KG
  • US10153893B2 patent drawing
  • US10153893B2 patent drawing
  • US10153893B2 patent drawing

AI summary

An analysis device for analyzing a data signal in an electronic system comprises a signal input for receiving the data signal, a memory unit to buffer the data signal, a signal decoder which is coupled to the memory unit and decodes frames of the data signal, an identification unit coupled to the decoder for identifying a number of the frames and/or at least one sub-frame of the frames which comply with a predetermined frame content condition, and a signal processor which is coupled to the memory unit and processes the data signal according to the identified at least one frame or sub-frame and according to respective timing information.