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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