SSB

SSB - single sideband. Reduction of bandwidth by transmitting only one sideband and suppressing the other, and usually also the carrier wave.

SINGLE SIDEBAND (SSB)
A highly efficient form of radio transmission wherein information is carried on a sideband instead of the center carrier in order to gain range perfor...
SIP
Slot Improvement Proposal Message ...

See also: STAR, Ident, Warning, Aircraft, Air traffic