CDMA2000 Essays

III. First Generation (1G) The introduction towards the cellular technology lies under the category of the First generation (1G) wireless communication technology that uses analog for its transmission which started in the 1980s. They are called the “brick phones” and the “bag phones”. (Chakraborty, 2013). It is based on the Advanced Mobile Phone Service (AMPS), Nordisk Mobile Telephony (NMT) and Cellular Digital Packet Data (CDPD) (Sarmistha Mondal, N.D.). The AMPS developed by the Bell Labs, uses