Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
digital modulation scheme
|
| gptkbp:advantage |
high spectral efficiency
requires high signal-to-noise ratio |
| gptkbp:application |
wireless communication
high-speed data transmission video broadcasting |
| gptkbp:contrastsWith |
gptkb:16-QAM
gptkb:64-QAM |
| gptkbp:fullName |
gptkb:256-level_Quadrature_Amplitude_Modulation
|
| https://www.w3.org/2000/01/rdf-schema#label |
256-QAM
|
| gptkbp:modulatedBy |
quadrature amplitude modulation
|
| gptkbp:numberOfRooms |
8
256 |
| gptkbp:samplingRate |
depends on channel bandwidth
|
| gptkbp:signalConstellation |
16x16 grid
|
| gptkbp:standardizedBy |
gptkb:IEEE_802.11ac
gptkb:DOCSIS_3.0 gptkb:DVB-C2 |
| gptkbp:usedIn |
gptkb:DOCSIS
gptkb:DVB-C Wi-Fi digital television LTE broadband communication cable modem |
| gptkbp:bfsParent |
gptkb:IEEE_802.11ac
gptkb:QAM |
| gptkbp:bfsLayer |
5
|