higher-order modulation

{{Short description|Digital modulation type}}

{{Unreferenced|date=December 2009}}

{{expert|Electronics|needs to be dumbed down and citations added after 15 years|date=March 2025}}

Higher-order modulation is a type of digital modulation usually with an order of 4 or higher. Examples: quadrature phase-shift keying (QPSK), and m-ary quadrature amplitude modulation (m-QAM).