Additive White Gaussian Noise channel
GPTKB entity
Statements (47)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
communication channel model
|
| gptkbp:abbreviation |
gptkb:AWGN_channel
|
| gptkbp:assumes |
linear channel
memoryless channel |
| gptkbp:basisFor |
many theoretical results in communications
|
| gptkbp:characterizedBy |
gptkb:white_noise
Gaussian noise additive noise |
| gptkbp:excludes |
interference
fading nonlinearities |
| gptkbp:form |
Y = X + N
|
| gptkbp:heldBy |
simplest channel model
|
| https://www.w3.org/2000/01/rdf-schema#label |
Additive White Gaussian Noise channel
|
| gptkbp:isIdealizationOf |
real communication channels
|
| gptkbp:name |
Gaussian random variable
zero mean variance σ² |
| gptkbp:noiseHas |
gptkb:normal_distribution
constant spectral density |
| gptkbp:parameter |
bandwidth
noise power signal power SNR (signal-to-noise ratio) |
| gptkbp:relatedTo |
gptkb:Shannon–Hartley_theorem
signal-to-noise ratio bit error rate modulation schemes |
| gptkbp:studiedBy |
gptkb:Claude_Shannon
|
| gptkbp:usedFor |
error probability analysis
channel capacity analysis |
| gptkbp:usedIn |
gptkb:information_theory
coding theory data transmission digital communications error correction wireless communications satellite communications optical communications radio communications performance evaluation modulation analysis simulation of communication systems |
| gptkbp:X |
transmitted signal
|
| gptkbp:Y |
received signal
|
| gptkbp:bfsParent |
gptkb:AWGN_channel
|
| gptkbp:bfsLayer |
7
|