Statements (49)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:International_Standard
|
| gptkbp:advantage |
high peak-to-average power ratio
sensitivity to frequency offset sensitivity to phase noise efficient use of spectrum simplified channel equalization |
| gptkbp:application |
gptkb:digital_audio_broadcasting
gptkb:digital_video_broadcasting mobile communications powerline communication broadband internet access |
| gptkbp:component |
channel coding
timing synchronization QAM modulation frequency synchronization equalization channel estimation PSK modulation bit interleaving guard interval pilot tones subcarrier spacing |
| gptkbp:features |
high spectral efficiency
parallel data transmission robustness to multipath fading resistance to inter-symbol interference |
| gptkbp:fullName |
Orthogonal Frequency Division Multiplexing systems
|
| https://www.w3.org/2000/01/rdf-schema#label |
OFDM systems
|
| gptkbp:introducedIn |
1966
|
| gptkbp:inventedBy |
gptkb:R._W._Chang
|
| gptkbp:modulatedBy |
multi-carrier modulation
|
| gptkbp:relatedTo |
gptkb:SC-FDMA
gptkb:DMT_(Discrete_Multi-Tone) |
| gptkbp:standardizedBy |
gptkb:IEEE_802.16
gptkb:DVB-T gptkb:IEEE_802.11a DAB |
| gptkbp:usedIn |
gptkb:4G_LTE
gptkb:5G_NR Wi-Fi wireless communications digital television broadcasting DSL broadband |
| gptkbp:uses |
gptkb:Fast_Fourier_Transform
gptkb:Inverse_Fast_Fourier_Transform cyclic prefix subcarriers |
| gptkbp:bfsParent |
gptkb:Inverse_Fast_Fourier_Transform_(IFFT)
|
| gptkbp:bfsLayer |
6
|