Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
digital modulation scheme
|
| gptkbp:abbreviation |
gptkb:Quadrature_Phase_Shift_Keying
|
| gptkbp:advantage |
robustness to noise
spectral efficiency |
| gptkbp:alternativeName |
gptkb:4-PSK
gptkb:Quadriphase_PSK |
| gptkbp:constellationDiagram |
four points
|
| gptkbp:fullName |
gptkb:Quadrature_Phase_Shift_Keying
|
| gptkbp:hasFeature |
Wi-Fi
LTE DVB-S |
| gptkbp:hasPhaseStates |
4
|
| https://www.w3.org/2000/01/rdf-schema#label |
QPSK
|
| gptkbp:modulatedBy |
two bits per symbol
|
| gptkbp:relatedTo |
gptkb:8PSK
gptkb:BPSK |
| gptkbp:samplingRate |
half the bit rate
|
| gptkbp:subspecies |
gptkb:Phase_Shift_Keying
digital modulation |
| gptkbp:usedFor |
data transmission
digital television satellite broadcasting |
| gptkbp:usedIn |
cellular networks
wireless communications satellite communications |
| gptkbp:bfsParent |
gptkb:IEEE_802.11ah
|
| gptkbp:bfsLayer |
5
|