Chapter 4 Mobile Radio Propagation LargeScale Path Loss
Chapter 4: Mobile Radio Propagation: Large-Scale Path Loss © 2002 Pearson Education, Inc. Commercial use, distribution, or Principles and Practice 2 nd Edition T. S. Rappaport sale prohibited. Wireless Communications
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Co-channel and Adjacent Channel Interference, Propagation
Figure 4. 1 Small-scale and large-scale fading. © 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Small-scale and large-scale fading
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Antenna basics
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Free-space and received fields
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Reflection from smooth surface
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Typical electromagnetic properties
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Superposition for polarization
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Reflection coefficients
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Classical 2 -ray ground bounce model
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Method of Images
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Vector addition of 2 rays
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Diffraction geometry
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. See next presentation about Fresnel Zones
Figure 4. 12 Illustration of Fresnel zones for different knife-edge diffraction scenarios. © 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Fresnel diffraction geometry
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Knife-edge diffraction
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Knife-edge diffraction loss
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Multiple knife-edge diffraction
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Measured results
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Typical large-scale path loss
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Measured large-scale path loss
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Area versus Distance coverage model with shadowing model
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. 2 -D Propagation Raster data
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Representing propagation
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Algorithm for line of sight (LOS)
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Multiple diffraction computation
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Modeling Mobile Radio Small-scale fading
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Okumura and Hata’s model
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Walfisch and Bertoni’s model
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Measured data from San Francisco
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Partition losses
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Partition losses
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Partition losses
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Partition losses
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Ericsson’s indoor model
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Measured indoor path loss
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Measured indoor path loss
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Measured indoor path loss
© 2002 Pearson Education, Inc. Commercial use, distribution, or sale prohibited. Devasirvatham’s model
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