Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
digital modulation scheme
|
| gptkbp:combines |
gptkb:amplitude_modulation
gptkb:phase_modulation |
| gptkbp:enables |
higher data rates
simultaneous transmission of two signals |
| gptkbp:hasVariant |
gptkb:16-QAM
gptkb:256-QAM gptkb:64-QAM |
| https://www.w3.org/2000/01/rdf-schema#label |
QAM
|
| gptkbp:introducedIn |
1930s
|
| gptkbp:represents |
constellation diagram
|
| gptkbp:standsFor |
gptkb:Quadrature_Amplitude_Modulation
|
| gptkbp:used_in |
gptkb:ADSL
gptkb:DOCSIS gptkb:DVB-C Wi-Fi wireless communication digital television satellite communication LTE modems broadband communication cable modem |
| gptkbp:uses |
in-phase component
quadrature component |
| gptkbp:bfsParent |
gptkb:IEEE_802.11
|
| gptkbp:bfsLayer |
4
|