| Advanced Mobile Phone Service is the term used by AT&T BellLaboratories (prior to the break-up in 1984) to refer to its cellulartechnology. The AMPS standard has been the foundation for the industryin the United States, although it has been slightly modified in recentyears. This service used to operate in the 825-845 MHz and 870-890MHz bands. Currently, another 10 MHz has been added to the spectrum,changing the name of the system to EAMPS or Extended AMPS. |