# AMPS - Advanced Mobile Phone System AMPS was a [[1G - Analog cellular telephony|1G]] standard originally developed by [[Bell Labs]] and later modified in a cooperative effort between [[Bell Labs]] and [[Motorola]]. It was officially introduced in the Americas on October 13, 1983. AMPS is the ancestor of [[D-AMPS - Digital AMPS]]. ![[Cellular_network_standards_and_generation_timeline.svg]][^1] [^1]: [[Cellular network standards and generation timeline]]