quadrature amplitude modulation

名词 n.
中文释义

英文释义

名词 n.
  1. A modulation scheme that conveys data by applying amplitude modulation to two carrier waves at once. These two waves, usually sinusoids, are out of phase with each other by 90° and are thus called quadrature carriers. Commonly abbreviated QAM. countable,uncountable

词形变化

quadrature amplitude modulations plural
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