Modern Automotive Antenna Measurements

Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor principal: Foged, Lars J.
Otros Autores: Castañer, Manuel Sierra
Formato: Electrónico eBook
Idioma:Inglés
Publicado: Norwood : Artech House, 2022.
Temas:
Automobiles > Radio antennas.
Automobiles > Antennes de radio.
Automobiles > Radio antennas
Electronic books.
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Intro
  • Modern Automotive Antenna Measurements
  • Contents
  • Chapter 1 Introduction to Automotive Antenna and Device Measurements
  • References
  • Chapter 2 Challenges and Figures of Merit in Automotive Measurements
  • 2.1 Antenna Measurement
  • 2.1.1 Antenna Gain and OTA Measurements
  • 2.1.2 Calibration Antenna
  • 2.1.3 Testing Parameters
  • 2.2 NF versus FF Measurements
  • 2.3 Introduction to Near Transformation Theory
  • 2.4 Radiofrequency System
  • References
  • Chapter 3 NFFF Transformations
  • 3.1 NF/FF Transformation based on Spherical Wave Expansion
  • 3.1.1 SWE
  • 3.1.2 Truncated SNF Measurements
  • 3.1.3 Advanced SWE Techniques
  • 3.2 Equivalent Current Technique
  • 3.2.1 Formulation
  • 3.2.2 Features
  • 3.3 New Methods for NF-to-FF Transformations
  • 3.3.1 Sparse Recovery of SWC
  • 3.3.2 Optimal Sampling Interpolation
  • References
  • Chapter 4 Chamber Design and Analysis
  • 4.1 Measurement Ranges
  • 4.2 Design Criteria
  • 4.2.1 Absorbers and Ferrites
  • 4.2.2 Rectangular Chambers
  • 4.2.3 Tapered Chambers
  • 4.2.4 Chambers with Conductive Floors
  • 4.3 Analysis Methods
  • 4.3.1 Full-Wave Models
  • 4.3.2 Ray-Tracer Solvers
  • 4.3.3 Image Theory-Based Technique
  • 4.3.4 Measurements with the Scaled Model Method
  • 4.4 QZ Evaluation with Measurements
  • 4.4.1 Field Probe Measurements Over QZ
  • 4.4.2 Antenna Pattern Comparison
  • References
  • Chapter 5 Implementation and Calibration of Automotive Ranges
  • 5.1 Absorber and Conductive Floor Systems
  • 5.1.1 Gain Calibration
  • 5.1.2 Gain Calibration Accuracy
  • 5.1.3 Measurement Examples
  • 5.2 FF Ranges
  • 5.3 Single-Probe NF Systems
  • 5.3.1 Use of Wideband Probes
  • 5.3.2 Use of Wideband and Dual-Polarized Probes
  • 5.4 Multiprobe NF Systems
  • 5.4.1 Probe-Related Design Challenges
  • 5.4.2 Sampling in MP Systems
  • 5.4.3 Different Implementations of Automotive MP Systems
  • 5.4.4 Low-Frequency Measurements
  • 5.4.5 High-Frequency Measurements
  • 5.5 Scaled Measurements
  • References
  • Chapter 6 OTA Measurements
  • 6.1 OTA Test Setup
  • 6.2 OTA Testing Parameters
  • 6.3 OTA System Calibration
  • 6.4 OTA Measurement Methods
  • 6.4.1 NF to FF Transform Using Phase Recovery
  • 6.4.2 Separate Measurements with Conducted RF
  • 6.4.3 Two-Step Measurement or Combinational Method
  • 6.4.4 Direct OTA Measurements
  • 6.4.5 NF to Quasi-FF Transform Through Parallax
  • 6.4.6 TRP/TIS Testing of Devices on a Limited Ground Plane
  • 6.5 OTA Sampling
  • 6.6 OTA Measurement Examples
  • 6.7 MIMO OTA Testing
  • 6.7.1 Introduction
  • 6.7.2 Direct MIMO OTA Testing
  • 6.7.3 Two-Stage Methods
  • References
  • Chapter 7 Advanced Post-Processing Techniques
  • 7.1 Post-Processing by the Equivalent Current Method
  • 7.1.1 Diagnostics and Filtering
  • 7.1.2 Extrapolation of Truncated Areas
  • 7.1.3 NF Calculation from the Equivalent Current
  • 7.1.4 Link Between Measurements and Simulations

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