Quadrature Phase Shift Keying
QPSK is a digital frequency modulation technique used for sending data over coaxial cable networks. Since it's both easy to implement and fairly resistant to noise, QPSK is used primarily for sending data from the cable subscriber upstream to the Internet. Surfing porn has never been easier.
Hey Private! Why is your Modem set to BPSK instead of QPSK like is should be? Drop down and push till I'm tierd!!!