A modulation technique that achieves dibit transmission by defining four phase shifts separated by 90 degrees (0
(Quadrature Phase Shift Keying) A phase modulation technique that transmits two bits in four modulation states. See PSK, phase modulation and QAM.
Yes, I'd like to receive Word of the Day emails from YourDictionary.com
By continuing, you agree to our
Please set a username for yourself.
People will see it as Author Name with your public flash cards.