研究目的
Investigating the influence of higher harmonic components in the measured signal on the measurement uncertainty of RF level when diode power sensors are used.
研究成果
The study demonstrates a method for evaluating the influence of higher harmonic components on the measurement uncertainty of diode power sensors, highlighting significant measurement errors especially in older sensor types.
研究不足
The study focuses on diode power sensors and their response to higher harmonics, potentially overlooking other types of sensors or broader frequency ranges.
1：Experimental Design and Method Selection:
The study involves characterizing diode power sensors by applying signals with known higher harmonics to evaluate measurement errors.
2：Sample Selection and Data Sources:
Various diode power sensors are tested under controlled conditions with signals containing higher harmonics.
3：List of Experimental Equipment and Materials:
Signal generators, filters, power splitters, directional couplers, and diode power sensors are used.
4：Experimental Procedures and Operational Workflow:
Signals with varying levels of harmonics are applied to the sensors, and the worst-case error is determined from min/max readings.
5：Data Analysis Methods:
Numerical solutions and theoretical models are used to analyze the measurement errors caused by harmonics.
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