English Arabic French Portuguese Spanish
+44 (0) 1327 860050
Enterprise Control System

Glossary

Please take time to view our Glossary of Terms and Abbreviations - we hope you will find the information useful.

 
All   A   B   C   D   E   F   G   H   I   J   K   L   M   N   O   P   Q   R   S   T   U   V   W   X   Y   Z  

QAM

Quadrature Amplitude Modulation - a modulation technique used to transmit digital signals


QPSK

Quadrature Phase Shift Keying - QPSK is a phase modulation algorithm. The carrier wave is modulated to encode bits of digital information in each phase change. QPSK refers to PSK with 4 states.