Share this entry

Share this page

quadrature amplitude modulation

Syllabification: quad·ra·ture am·pli·tude mod·u·la·tion

Definition of quadrature amplitude modulation in English:

noun

Telecommunications
A modulation system used in microwave and satellite communication, involving phase and amplitude modulation of a carrier wave.
Example sentences
  • A quadrature amplitude modulation trellis coded modulation decoder for decoding a stream of QAM TCM signals is disclosed.
  • An SCM modulator uses the digital component to create a low-order QAM (quadrature amplitude modulation) symbol.
  • Because Ultraband utilizes ITU-grade QAM (quadrature amplitude modulation), it requires lower plant noise floors.

Definition of quadrature amplitude modulation in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day Sprachgefühl
Pronunciation: ˈSHpräkɡəˌf(y)o͞ol
noun
intuitive understanding of a language’s natural idiom…