| Early Years | | | | |
| | | | Second Generation |
| It was December, 1947, when two of the Bell | | | | |
| Lab engineers, Douglas H. Ring and W. Rae | | | | It was beginning of 90s, the second |
| Young, proposed the idea of hexagonal cells | | | | generation mobile phones were introduced with |
| that can be used in the mobile phones. These | | | | the innovation of digital cellular phone |
| two talented individuals are adored as the | | | | system. Examples include GSM, iDEN, IS-136, |
| pioneers in the history of mobile phone. | | | | IS-95. |
| | | | |
| In 1926, European civilization also witnessed | | | | The second generation mobile phones also |
| a wonderful communicative innovation in the | | | | assured with the tiny packaging instead of |
| form of radio telephony that was used to | | | | brick size pattern. The technological |
| communicate in first class passenger train | | | | improvements had been remarkably noticed with |
| traveling from Hamburg to Berlin. | | | | the long-life battery and other energy |
| | | | efficient electronic utilities. |
| The first fully automated mobile phone, known | | | | |
| as MTA, was invented by Ericsson. It was | | | | Third Generation |
| released in Sweden in 1956. It weighed 40kgs. | | | | |
| | | | The development of third generation mobile |
| Bell Labs instigated the trial of first | | | | phones took place with the introduction of |
| commercial mobile network with AMPS during | | | | several standardizations rather than singular |
| 1978. It was based in Chicago. | | | | standardized method. While shifting from |
| | | | second generation to third generation, a |
| First Generation | | | | transitory level has also been observed with |
| | | | the introduction of CDMA2000 1X and GPRS |
| Motorola DynaTAC 8000X was known as the first | | | | system. The level was exclusively known as |
| hand-held first generation mobile phone. It | | | | 2.5G, which is an extension of second |
| is Motorola that initially introduced | | | | generation network. |
| portable mobile phone in the size of a | | | | |
| briefcase. NMT, TACS, C-Netz, AMPS, and | | | | At the beginning of 21st century, the third |
| Radiocom-2000 were known to belong within | | | | generation mobile phones are available to the |
| first generation mobile phones. | | | | mass. It features high data transfer rate |
| | | | along with a full range of multimedia |
| However, the size was significantly bigger by | | | | services. Examples include UMTS and CDMA2000 |
| that time as it was meant to be installed in | | | | 1XEV-DO. |
| the car at its initial stages. | | | | |