(1) See
decision support system.
(2) (
Dynamic
Spectrum
Sharing) Splitting service between 4G and 5G. See
5G DSS.
(3) (
Dual
SIM
Standby) See
multi-SIM.
(4) (
Digital
Signature
Standard) A National Security Administration standard for authenticating an electronic message. See
RSA and
digital signature.
(5) (
Digital
Satellite
System) The direct broadcast satellite (DBS) system from Hughes Electronics Corporation that delivers more than 175 TV channels. Receivers and dishes are made by RCA and other manufacturers. See
DBS.