RF and Microwave Wireless Systems

Index

Aircraft, determination of position, 308–309

Altimeter, 220–221

Amplifiers, 139–142

low-noise, 7

with power gain, 140–141

system response, 159

Amplitude modulation and demodulation, 275–279

Amplitude shift keying, 281

ANADIGICS downconverter, 313–314

Analog phase detector, 186–187

Anechoic chamber, 104–105

Antennas, 67–104

analysis, 73–74

arrays, 98–103

feeding methods, 102–103

grating lobes, 102

linear, 98–101

pattern multiplication, 99

phased, 101–103

back radiation, 79

bandwidth, 75–76

beam efficiency, 79

classification, 67–69

directivity, gain, and efficiency, 77–78

effective area, 78–79

far-field region, 71–72

half-power beamwidth, 77

high-gain, estimation, 79–80

horn, 86–89

input voltage standing-wave ratio and impedance, 74–75

isotropic radiator, 69–71

measurements, 104–105

microstrip patch, see Microstrip patch antennas monopole and dipole, 80–86

folded, 83–84

parabolic dish, 88–91

polarization and cross-polarization level, 78

power radiation patterns, 75–77

sidelobe level, 77

Anticollision systems, 311

Antitheft tags, 316

Array factor, 99–100

phased array, 101–102

ARSR-3 radar system, parameters, 233–235

Attentuators, 139

Automobiles, applications, 7, 309–312

Back radiation, antennas, 79

Back-reradiation, 196–197

Balanced frequency discriminator, 279–280

Bandwidth

antennas, 75–76

efficiency, 287–288

Beam efficiency, antennas, 79

Beam scanning, 99–100

Bell, Alexander Graham, 27

Biphase switch, 283

Biphase switch keying, 282–283

bandwidth efficiency, 288–289

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