Index
Aging
environment on orbit
general effects on payload
Antenna
aperture
array
antenna pattern
beam-forming network (BFN)
concepts
passive or active
radiating element
semi-active
autotrack
beam
beam coverage
beam differentiation
components
cutoff waveguide
diplexer
feed, see Reflector antenna, feed(s)
orthomode transducer (OMT)
polarizer
reflector
cross-polarization
efficiency
environmental impact on
far field
isotropic antenna
losses
off-boresight angle
pattern
gain
polarization
performance variation and nominal value example
phase center
pointing error
principal planes
reciprocity
reconfigurable
spot beams, see Spot beams, multiple
terminal
testing
types, see Array antenna; Horn antenna; Reflector antenna
Array antenna. See also Antenna, array
Atmospheric effects on signal
cloud attenuation
combining attenuations
Faraday rotation
gas attenuation
rain
attenuation
cross-polarization
increased antenna temperature
scintillation
ionospheric
tropospheric
variation of attenuation
Attitude disturbances
environment on orbit
general effects on payload
Bandpass or RF signal
rotating phasor
spectrum (one-sided RF)
Bandwidth
for specification
of filter
of spectrum
Baseband equivalent of bandpass or RF signal
I and Q components
phasor
spectrum (two-sided baseband)
Baseband signal, native
spectrum (one-sided baseband)
Baseplate
Bit-energy-to-noise-psd ratio (Eb/N0)
Cassegrain, see Reflector antenna, concepts, dual-reflector
Channel
bandwidth
filter
guard band
Channel amplifier (CAMP),5. ...
