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Area: 705: Radio wave propagation           Index language:

Hide details for [<u>Section 705-01: Essential characteristics of electromagnetic fields and waves</u>]Section 705-01: Essential characteristics of electromagnetic fields and waves
705-01-01
field
705-01-02
propagation
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wave
705-01-04
velocity (vector) of propagation (of a wave)
705-01-05
forward wavefront
705-01-06
backward wavefront
705-01-07
electromagnetic field
705-01-08
Maxwell's equations
705-01-09
electromagnetic wave
705-01-10
radio wave
705-01-11
radio propagation
705-01-12
(electromagnetic) mode
705-01-13
polarization (of an electromagnetic wave)
705-01-14
linear polarization
705-01-15
horizontal polarization
705-01-16
vertical polarization
705-01-17
elliptical polarization
705-01-18
right-hand polarization
705-01-19
left-hand polarization
705-01-20
circular polarization
705-01-21
polarization ellipse
705-01-22
plane of polarization
705-01-23
orthogonal polarization
705-01-24
longitudinal component
705-01-25
transverse component
705-01-26
radial component
705-01-27
transverse (electromagnetic) wave
705-01-28
wave vector
705-01-29
equiphase surface
705-01-30
wavefront
705-01-31
equi-amplitude surface
705-01-32
plane wave
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uniform plane wave
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homogeneous plane wave
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heterogeneous plane wave
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spherical wave
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free wave
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travelling wave
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travelling plane wave
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standing wave
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phase interference
705-01-42
(interference) fringes
705-01-43
coherence
705-01-44
spatial coherence
705-01-45
time coherence
Hide details for [<u>Section 705-02: Radiation, paths and velocity of electromagnetic waves</u>]Section 705-02: Radiation, paths and velocity of electromagnetic waves
705-02-01
(electromagnetic) radiation
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(volume) density of electromagnetic energy
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power flux density
705-02-04
radiation intensity (in a given direction)
705-02-05
attenuation (of an electromagnetic wave)
705-02-06
spreading loss
705-02-07
absorption, <of electromagnetic waves>
705-02-08
absorption loss (of an electromagnetic wave)
705-02-09
Poynting vector
705-02-10
complex Poynting vector
705-02-11
phase delay
705-02-12
positive phase difference
705-02-13
negative phase difference
705-02-14
optical path length
705-02-15
direction of propagation (of a wave)
705-02-16
phase velocity (vector)
705-02-17
(phase) wavelength
705-02-18
direction of propagation (of energy)
705-02-19
propagation path
705-02-20
geometrical optics
705-02-21
group velocity (vector)
705-02-22
group delay
705-02-23
group wavelength
705-02-24
propagation coefficient
705-02-25
attenuation coefficient
705-02-26
phase change coefficient
705-02-27
free space propagation
705-02-28
electromagnetic beam
705-02-29
direct ray path
705-02-30
direct wave
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line of sight propagation
705-02-32
indirect ray path
705-02-33
indirect wave
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path length difference
705-02-35
space phase difference
705-02-36
multipath propagation
705-02-37
radio echo
Hide details for [<u>Section 705-03: Electromagnetic properties of propagation media</u>]Section 705-03: Electromagnetic properties of propagation media
705-03-01
electric constant
705-03-02
(absolute) permittivity
705-03-03
relative permittivity
705-03-04
relative complex permittivity
705-03-05
(relative) (real) permittivity
705-03-06
dielectric loss angle
705-03-07
dielectric (medium)
705-03-08
perfect dielectric
705-03-09
conducting medium
705-03-10
perfect conductor
705-03-11
absorbing medium
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absorption (frequency) band
705-03-13
dispersive medium
705-03-14
magnetic constant
705-03-15
(absolute) permeability
705-03-16
relative permeability
705-03-17
relative complex permeability
705-03-18
relative (real) permeability
705-03-19
magnetic loss angle
705-03-20
complex refractive index (in a given direction)
705-03-21
refractive index
705-03-22
wave impedance
705-03-23
characteristic impedance of a medium
705-03-24
characteristic impedance of vacuum
705-03-25
penetration depth
Hide details for [<u>Section 705-04: Phenomena related to the boundaries of propagation media</u>]Section 705-04: Phenomena related to the boundaries of propagation media
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incident wave
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plane of incidence
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angle of incidence
705-04-04
grazing angle
705-04-05
grazing incidence
705-04-06
transmitted wave
705-04-07
refracted wave
705-04-08
refraction
705-04-09
reflected wave
705-04-10
reflection
705-04-11
specular reflection
705-04-12
diffuse reflection
705-04-13
specular surface
705-04-14
rough surface
705-04-15
Rayleigh criterion
705-04-16
(amplitude) reflection factor
705-04-17
power reflection factor
705-04-18
Fresnel reflection factor
705-04-19
total reflection
705-04-20
Brewster angle
705-04-21
Brewster angle incidence
705-04-22
pseudo-Brewster angle incidence
705-04-23
convergence
705-04-24
divergence, <for waves>
705-04-25
convergence factor
705-04-26
divergence factor
705-04-27
convergence gain
705-04-28
divergence loss
705-04-29
dispersion (of an electromagnetic wave)
705-04-30
Fresnel ellipsoid
705-04-31
Fresnel zone (on a reflective surface)
705-04-41
obstacle
705-04-42
shadow region
705-04-43
diffracted wave
705-04-44
diffraction
705-04-45
scattered wave
705-04-46
scattering
705-04-47
forward scattering
705-04-48
back scattering
705-04-49
turbulence
705-04-50
scale of turbulence
705-04-61
guided (electromagnetic) wave
705-04-62
guided propagation
705-04-63
cut-off frequency (for a mode)
705-04-64
slow wave
705-04-65
fast wave
705-04-66
surface wave
705-04-67
Zenneck wave
705-04-68
(surface) wave tilt
705-04-69
leaky wave
705-04-70
evanescent field
705-04-71
lateral wave
Hide details for [<u>Section 705-05: Tropospheric propagation including the influence of the ground</u>]Section 705-05: Tropospheric propagation including the influence of the ground
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troposphere
705-05-02
tropopause
705-05-03
stratosphere
705-05-04
stratopause
705-05-05
mesosphere
705-05-06
mesopause
705-05-07
temperature inversion (in the troposphere)
705-05-08
mixing ratio (of water vapour)
705-05-09
relative humidity
705-05-10
refractivity
705-05-11
N-unit
705-05-12
modified refractive index
705-05-13
refractive modulus
705-05-14
M-unit
705-05-15
standard refractivity gradient
705-05-16
standard refractive modulus gradient
705-05-17
standard radio atmosphere
705-05-18
reference atmosphere for refraction
705-05-19
standard refraction
705-05-20
sub-refraction
705-05-21
super-refraction
705-05-22
hydrometeors
705-05-23
precipitation
705-05-24
radar reflectivity factor (of hydrometeors)
705-05-31
tropospheric propagation
705-05-32
tropospheric wave
705-05-33
ground wave
705-05-34
space wave (deprecated)
705-05-35
radio horizon
705-05-36
radio horizon distance
705-05-37
trans-horizon propagation
705-05-38
standard propagation
705-05-39
standard radio horizon
705-05-40
effective radius of the Earth
705-05-41
effective Earth-radius factor
705-05-42
equivalent gradient
705-05-43
(tropospheric) layer
705-05-44
ducting layer
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tropospheric (radio)duct
705-05-46
ground based duct
705-05-47
elevated duct
705-05-48
duct thickness
705-05-49
duct height
705-05-50
ducting
705-05-51
spherical diffraction
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edge diffraction
705-05-53
knife-edge diffraction
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diffraction region
705-05-55
tropospheric scatter (propagation)
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scattering region
705-05-57
precipitation scatter (propagation)
705-05-58
obstacle gain
705-05-59
height gain
705-05-60
gain degradation
705-05-61
path antenna gain
705-05-62
…..
Hide details for [<u>Section 705-06: Terrestrial ionized media</u>]Section 705-06: Terrestrial ionized media
705-06-01
ion
705-06-02
ionization
705-06-03
photo-ionization
705-06-04
plasma
705-06-05
electron density
705-06-06
degree of ionization (of a plasma)
705-06-07
ionization gradient component
705-06-08
collision frequency, (electronic)
705-06-09
gyro-frequency
705-06-10
plasma frequency (electronic)
705-06-11
ionosphere
705-06-12
thermosphere
705-06-13
exosphere
705-06-14
exobase
705-06-15
plasmasphere
705-06-16
plasmapause
705-06-17
magnetosphere
705-06-18
magnetopause
705-06-19
D region
705-06-20
E region
705-06-21
F region
705-06-22
ionization profile
705-06-23
total electron content
705-06-24
vertical ionization gradient (component)
705-06-25
ionization ledge
705-06-26
sporadic ionization
705-06-27
ionospheric layer
705-06-28
E layer (normal)
705-06-29
sporadic E layer
705-06-30
F1 layer
705-06-31
F2 layer
705-06-32
auroral zone
705-06-33
polar cap
705-06-34
magnetic storm
705-06-35
ionospheric disturbance
705-06-36
sudden ionospheric disturbance
705-06-37
ionospheric storm
705-06-38
ionospheric modification
Hide details for [<u>Section 705-07: Influence of the ionosphere on radio wave propagation</u>]Section 705-07: Influence of the ionosphere on radio wave propagation
705-07-01
ionospheric propagation
705-07-02
trans-ionospheric propagation
705-07-03
(propagation by) ionospheric scatter
705-07-04
ionospheric reflection
705-07-05
virtual height
705-07-06
ionospheric wave
705-07-07
hop
705-07-08
chordal hop
705-07-09
skip distance
705-07-10
skip zone
705-07-11
silent zone
705-07-12
low-angle ray
705-07-13
high-angle ray
705-07-14
mode of propagation (in ionospheric propagation)
705-07-15
M reflection
705-07-16
short-path signal
705-07-17
long-path signal
705-07-18
round the world echo
705-07-19
cut-off frequency
705-07-20
(operational) MUF
705-07-21
basic MUF
705-07-22
optimum working frequency
705-07-23
lowest usable frequency
705-07-24
ionospheric focussing
705-07-25
ionospheric defocussing
705-07-26
(ionospheric) horizon focussing
705-07-27
skip distance focussing
705-07-28
antipodal focussing
705-07-29
(ionospheric) focussing factor
705-07-30
(ionospheric) defocussing factor
705-07-31
longitudinal propagation
705-07-32
transverse propagation
705-07-33
laterally deviated (ionospheric) propagation
705-07-34
off-great-circle ionospheric propagation
705-07-35
(electron) gyro-frequency (in the ionosphere)
705-07-36
Faraday effect (for radio waves)
705-07-37
magneto-ionic double refraction
705-07-38
magneto-ionic component
705-07-39
ordinary wave (component)
705-07-40
extraordinary wave (component)
705-07-41
Z component
705-07-51
ionospheric absorption
705-07-52
normal (ionospheric) absorption
705-07-53
abnormal (ionospheric) absorption
705-07-54
non-deviative absorption
705-07-55
deviative absorption
705-07-56
polar cap absorption
705-07-57
ionospheric distortion
705-07-58
ionospheric cross modulation
705-07-59
short-wave fade-out
705-07-61
ionospheric sounding
705-07-62
(ionospheric) monostatic sounding
705-07-63
(ionospheric) bistatic sounding
705-07-64
vertical incidence ionospheric sounding
705-07-65
bottom-side ionospheric sounding
705-07-66
top-side ionospheric sounding
705-07-67
oblique incidence ionospheric sounding
705-07-68
back-scatter ionospheric sounding
705-07-69
incoherent scatter ionospheric sounding
705-07-70
ionosonde
705-07-71
vertical incidence ionosonde
705-07-72
ionogram
705-07-73
critical frequency, <in ionospheric propagation>
705-07-74
blanketing frequency (of an ionospheric layer)
705-07-75
maximum observed frequency
705-07-76
junction frequency
705-07-77
nose extension
705-07-78
spread F
705-07-79
layer height
705-07-80
riometer
705-07-81
ionospheric prediction
705-07-82
(ionospheric) propagation forecast
705-07-83
solar activity
705-07-84
solar cycle
705-07-85
solar activity centre
705-07-86
international relative sunspot number
705-07-87
twelve-month running-mean sunspot number
705-07-88
monthly mean solar radio-noise flux
705-07-89
solar (activity) index
705-07-90
ionospheric index
705-07-91
ursigram
705-07-92
(ionospheric) transmission curve
705-07-93
(ionospheric) transmission factor
705-07-94
control point
705-07-95
two-control-point method
705-07-96
ionospheric map
705-07-97
numerical ionospheric map
Hide details for [<u>Section 705-08: Influence of propagation on radio communications</u>]Section 705-08: Influence of propagation on radio communications
705-08-01
total loss (of a radio link)
705-08-02
system loss
705-08-03
transmission loss (of a radio link)
705-08-04
basic transmission loss (of a radio link)
705-08-05
free-space basic transmission loss
705-08-06
ray path transmission loss
705-08-07
loss relative to free space
705-08-08
polarization coupling loss
705-08-09
field strength diminution factor
705-08-11
fading
705-08-12
fading depth
705-08-13
fading duration
705-08-14
fading rate
705-08-15
rapidity of fading
705-08-16
slow fading
705-08-17
fast fading
705-08-18
frequency selective fading
705-08-19
interference fading
705-08-20
scintillation
705-08-21
fade-out
705-08-31
field strength (of a radio transmitter)
705-08-32
usable field strength
705-08-33
nominal usable field strength
705-08-34
minimum usable field strength
705-08-35
standard unabsorbed field strength
705-08-36
(fade) margin
705-08-37
flat fade margin
705-08-38
net fade margin
705-08-39
co-ordination distance
705-08-40
co-ordination contour
705-08-41
co-ordination area
705-08-42
range (of a radio transmitter)
705-08-43
field strength pattern (of a radio transmitter)
705-08-44
coverage area (of a radio transmitter)
705-08-51
depolarization
705-08-52
cross polarization
705-08-53
cross polarization discrimination (of a radio wave)
705-08-54
cross polarization isolation (of two radio waves)


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