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Technology evolves at a rapid-fire pace. That’s why we’ve built an easy-to-use glossary to help you better understand the terms, technologies and trends that impact your business.


Quadrature Amplitude Modulation (Digital)

QAM a signal in which two carriers are shifted in phase by 90 degrees (i.e. sine and cosine) and are modulated and combined. Because of their 90° phase difference they are in quadrature and this gives rise to the name

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