This chapter describes briefly the structure of network analyzers and the measurements one can perform. The measurements described are primarily those needed for the present work and hence this description should not be viewed as a tutorial on the use of network analyzers.

Chapter Contents:

• 8.1 Introduction
• 8.2 What is a network analyzer?
• 8.2.1 Scalar and vector network analyzers
• 8.3 The measurement process
• 8.3.1 Calibration
• 8.3.2 Measurements
• 8.3.2.1 Measurement of the S-parameters
• 8.3.2.2 Measurement of the reflection coefficient
• 8.3.2.3 Measurement of the transmission coefficient
• 8.3.2.4 Measurement of quality factor
• 8.3.2.5 Measurement of impedance
• 8.3.2.6 Measurement of insertion loss, return loss, attenuation loss, and reflection loss
• 8.4 Measurement of complex permittivity and loss tangent
• 8.4.1 Resonant methods
• 8.4.1.1 Small sample in cavity — cavity perturbation
• 8.4.1.2 Large sample in the cavity
• 8.4.2 Transmission line methods
• 8.4.3 Measurements in space
• 8.5 Integration of network analyzers in designs
• Further reading

Inspec keywords: network analysers; sensors

Other keywords: sensor; network analyzer

Subjects: Sensing devices and transducers; Network and spectrum analysers