Also, the opportunity was created for anyone, particularly in a remote area lacking over- the-air or cable service, with the expenditure of only a ... In the last two years, with the launch of DirecTV by Hughes Communications, each satellite carrying 75 digital television channels, ... Digital techniques (e.g., pulse code modulation [PCM] coding, phase shift keying [PSK] modulation, time division multiple accessanbsp;...
|Title||:||Technology for the United States Navy and Marine Corps, 2000-2035 : Becoming a 21st-century Force : V.3, Information in Warfare|
|Author||:||Committee on Technology for Future Naval Forces, Naval Studies Board, Mathematics Commission on Physical Sciences (and Applications), National Research Council|
|Publisher||:||National Academies - 1997|