Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:digital_modulation_scheme
|
| gptkbp:advantage |
higher spectral efficiency than BPSK
|
| gptkbp:alsoKnownAs |
gptkb:QPSK
|
| gptkbp:category |
gptkb:phase_modulation
digital modulation |
| gptkbp:constellation |
four points on a circle
|
| gptkbp:errorPerformance |
similar to BPSK at same bit rate
|
| gptkbp:fullName |
gptkb:Quadrature_Phase_Shift_Keying
|
| gptkbp:modulatedBy |
phase of carrier signal
|
| gptkbp:numberOfRooms |
2
|
| gptkbp:period |
4
|
| gptkbp:usedIn |
Wi-Fi
cellular networks wireless communications satellite communications |
| gptkbp:bfsParent |
gptkb:QPSK
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
4-PSK
|