The Advanced Mobile Telephone System (not to be confused with
Advanced Mobile Phone System) was a
Zero Generation (0G) method of radio communication, launched in 1965 in
Japan
Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...
and mainly was used in Japanese portable radio systems in the 1960s and 1970s.
Like its successor,
HCMTS, it operated on the 900 MHz band.
References
Mobile radio telephone systems
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