About: quadrature amplitude modulation

Premodifier: quadrature amplitude
Head noun: modulation

Same concepts
http://dbpedia.org/resource/Quadrature_amplitude_modulation

Broader concepts

label	provenance	confidence
digital modulation scheme	isap:253378486	0.840861
modulation technique	isap:191881667	0.700550
form of modulation	isap:503563189	0.600153
modulation	isap:399520081	0.278884

Narrower concepts

label	provenance	confidence
qam	isap:238137222	0.264667