This article is from the Wireless Cable TV FAQ, by Brian J. Catlin catlin@cs.colostate.edu.
ITFS - Instructional Television Fixed Service. Channels that must
have a minimum of 5 hours per week of educational
programming. May be leased for wireless cable usage.
LMDS - Local Multipoint Distribution Service. Two sets of 50
channels in the 28 GHz band. Not yet available for
wireless cable usage.
MDS - Multipoint Distribution Service. Two channels that are
similar to MMDS. May be used in a wireless cable system.
MMDS - Multichannel Multipoint Distribution Service. Two sets of
four channels each. Also, type of service known as
"Wireless Cable".
 
Continue to: