Measurement Device Trace Analysis for Circuit Testing

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Solution Overview

Problem

Existing measurement devices and methods for testing electric circuitry are inefficient and time-consuming, often requiring additional corrections due to inaccurate estimations and assumptions.

Innovation Solution

A method and device for controlling a measurement device that displays a measurement trace, analyzes a subset of measurement data based on target measurement parameters, and automatically sets these parameters for efficient and accurate testing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If measurement devices perform comprehensive measurements of electric circuitry, then measurement completeness is improved, but measurement time and efficiency deteriorate

Engineering Contradiction:
Improvemeasurement completenessVSAvoidmeasurement efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The measurement process is segmented into multiple stages: initial automated parameter setting based on trace analysis, followed by optional manual adjustments. The system divides the measurement task into automatic analysis (using analyzing unit 12) and user intervention (via control unit 14) components, allowing comprehensive measurements to be performed efficiently through automated initial processing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary automated analysis of the measurement trace to automatically set target measurement parameters before final measurement execution. The analyzing unit 12 processes the trace in advance to determine optimal parameters, reducing the need for time-consuming manual configuration while ensuring measurement completeness.

Inventive Principle:
Principle #10Preliminary action

2Speed

If measurement devices automatically set parameters without user input, then operation speed is improved, but measurement precision deteriorates

Engineering Contradiction:
Improveparameter setting speedVSAvoidparameter accuracy
Core Design Contradiction:
SpeedVSMeasurement precision

Solution Approach 1:

The system implements feedback through the display 11 showing the measurement trace and automatically derived parameters. The analyzing unit 12 continuously analyzes the trace and adjusts target parameters based on the actual measurement data, creating a closed-loop system that maintains both speed and precision through data-driven parameter optimization.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The measurement device performs self-service by automatically analyzing its own measurement trace and setting appropriate parameters without requiring user intervention. The analyzing unit 12 processes the trace data and autonomously determines target parameters, enabling rapid setup while maintaining precision through algorithmic optimization based on actual measurements.

Inventive Principle:
Principle #25Self-service

3Loss of information

If measurement devices display all measurement data, then information completeness is improved, but device complexity and ease of operation deteriorate

Engineering Contradiction:
Improveinformation completenessVSAvoidinterface simplicity
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The system extracts and displays only the essential measurement trace information rather than all raw data. The display 11 presents a processed representation of the trace with key parameters automatically derived and highlighted, separating critical information from redundant data to simplify the interface while maintaining information completeness.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The display 11 serves multiple functions: showing the measurement trace, displaying automatically derived parameters, indicating measurement status, and providing guidance for manual adjustments. This multi-functionality reduces the need for separate controls and displays, simplifying the overall interface while preserving comprehensive information access.

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

Data Source

PatentUS12235142B2Measurement device and method for controlling the same
Publication Date: 2025.02.25 ROHDE & SCHWARZ GMBH & CO KG
  • US12235142B2 patent drawing
  • US12235142B2 patent drawing
  • US12235142B2 patent drawing

AI summary

A measurement device is provided. The measurement device comprises a display configured to display a measurement trace, an analyzing unit configured to analyze a subset of measurement data represented by the measurement trace on the basis of at least one target measurement parameter, and a post-processing unit configured to search for the at least one target measurement parameter.