Chapter 1 figs ELEN402

Alan Robert Clark

March 3, 2006

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Figure 1: Alpine Horn antenna


Figure 2: Polarization possibilities. Wave out of page


Figure 3: A pair of Crossed Dipoles.


Figure 4: Obtaining Left-Hand Circular Polarization with a phase and spatial p/2 shift.


Figure 5: Obtaining Right-Hand Circular Polarization with a phase andspatial p/2 shift.


Figure 6: Standard coordinate system and integrating area


Figure 7: Concept of a solid angle


Figure 11: Reciprocity concepts


Figure 12: Aperture Efficiency of a Parabolic Dish


Figure 13: Effective Aperture of Dipole Physical Aperture


Figure 14: Apertures MUST NOT overlap!


Figure 15: Radiation Resistance concept.


Figure 16: Wheeler cap method of determining Rloss


Figure 17: Terminal impedance as a Tx and Rx


Figure 18: Point-to-point Link parameters


Figure 19: Amplitude Modulation


Figure 20: AM Demodulation


Figure 21: Double Side-band Large Carrier


Figure 22: Amplitude, Frequency and Phase Shift Keying


Figure 23: Bit error rates at Signal to Noise Levels.


Figure 24: Two types of 16-ary Phase and Level shifted constellations.


Figure 25: Binary Phase Shift Keying


Figure 26: Quadrature Phase shift Keying


Figure 27: p/4 Differential Quadrature Phase Shift Keying


Figure 28: Offset Quadrature Phase Shift Keying


Figure 29: Minimum Shift Keying


Figure 30: Frequency Division Multiple Access


Figure 31: Time Division Multiple Access


Figure 32: Code Division Multiple Access Spreads the Spectrum.


Figure 33: Space Division Multiple Access with ``Smart'' antennas.


Figure 34: Fading due to Multipath Cancellation


Figure 35: Bit Error Rate increases with decreasing S/N ratio.

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