|4715045||System protocol for composite shift keying communication system|
A system protocol for the composite shift key communication of binary signals in which a transmitting transceiver transmits a first summed signal having a first qualifying signal at a qualifying signal frequency Wqt as one of the summed signal components ...
|4577333||Composite shift keying communication system|
A Composite Shift Keying (CSK) modulation technique is described which provides enhanced error detection capability in a noisy transmission medium, such as an AC power line. A modulating binary signal causes the generation of two of three possible transmi...