'Free space propagation' diaporamas de présentation

Wireless Mesh Networks

Wireless Mesh Networks. Anatolij Zubow (zubow@informatik.hu-berlin.de). Antennas and Propagation. Introduction. An antenna is an electrical conductor or system of conductors Transmission - radiates electromagnetic energy into space Reception - collects electromagnetic energy from space

838 views • 81 slides

Physical Principles of Propagation

Chapter 4 Section A. Physical Principles of Propagation. Introduction to Propagation. Propagation is the heart of every radio link. During propagation, many processes act on the radio signal. attenuation

787 views • 62 slides

Wireless Communication systems & Propagation

Chapter 5. Wireless Communication systems & Propagation. Chapter Outlines. Chapter 5 Wireless Communication Systems & propagation The Friis Transmission Equation Antenna Noise Temperature Radar Propagation Path Loss Free Space Propagation Plane Earth Propagation Attenuation.

838 views • 56 slides

Prof. David R. Jackson Dept. of ECE

ECE 6340 Intermediate EM Waves. Fall 2013. Prof. David R. Jackson Dept. of ECE. Notes 11. Waveguides. z. e c. C. Waveguide geometry:. A hollow pipe waveguide is assumed here. Assumptions:. The waveguide boundary is PEC The material inside is homogeneous (it may be lossy)

557 views • 39 slides

Radio Propagation: the key to communication

499 views • 36 slides

Lecture 2: Antennas and Propagation

592 views • 26 slides