Chapter 1 figs ELEN4001

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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 π/2 shift.

Figure 5: Obtaining Right-Hand Circular Polarization with a phase and spatial π/2 shift.

Figure 6: Standard coordinate system and integrating area

Figure 7: Concept of a solid angle

Figure 8: Constant power in a solid angle produces diminishing Power Densityi (1/r2).

Figure 12: Reciprocity concepts

Figure 13: Aperture Efficiency of a Parabolic Dish

Figure 14: Effective Aperture of Dipole ≫ Physical Aperture

Figure 15: Apertures MUST NOT overlap!

Figure 16: Radiation Resistance concept.

Figure 17: Wheeler cap method of determining Rloss

Figure 18: Terminal impedance as a Tx and Rx

Figure 19: Point-to-point Link parameters

Figure 20: Amplitude Modulation

Figure 21: AM Demodulation

Figure 22: Double Side-band Large Carrier

Figure 23: Frequency Modulation

Figure 24: Amplitude, Frequency and Phase Shift Keying

Figure 25: Bit error rates at Signal to Noise Levels.

Figure 26: Two types of 16-ary Phase and Level shifted constellations.

Figure 27: Binary Phase Shift Keying

Figure 28: Quadrature Phase shift Keying

Figure 29: π/4 Differential Quadrature Phase Shift Keying

Figure 30: Offset Quadrature Phase Shift Keying

Figure 31: Minimum Shift Keying

Figure 32: Frequency Division Multiple Access

Figure 33: Time Division Multiple Access

Figure 34: Code Division Multiple Access Spreads the Spectrum.

Figure 35: Space Division Multiple Access with “Smart” antennas.

Figure 36: Fading due to Multipath Cancellation

Figure 37: Bit Error Rate increases with decreasing S/N ratio.

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This document was translated from L^AT_EX by H^EV^EA.