First Mobile Phone – 1946: After the second world war the first mobile phone also called as the Car Telephone was brought into service in 1946. It used the Public Switch Telephone Network the Mobile Telephone Service for placing the call. It means an operator helps to place the required call. This phone was designed and developed by the Bell Laboratories and the Western Electric Corporation. The Whole Telephone unit…

Introduction: 2G, 3G, 4G are the wireless networks available till today. 4G is the successor of 2G and 3G wireless networks. In simple words one can say it is an improvement in the wireless technology. Telephone Calls, Emails, Internet access, GPS Signals all of these mobile technologies use one of these wireless networks to function, to communicate with each other and to the internet. In 2011 most of the service…

For information on previous generations (0G, 1G, 2G) Please refer this 3G (IMT-2000): You may be wondering what are these Mobile Generations and who creates them right? The answer is International Telecommunication Union (ITU). It is a body formed by the United Nations which takes care of maintaining the Telecommunication Standards worldwide. Overview – Japan’s NTT Docomo launched world’s first 3G network in the year 2001. With the success of…

For information on previous generations (0G & 1G) Please refer this 2G: 1990 was the era of GSM mobile phones (Global System for Mobile Communications), the Second Generation (2G). Technology includes the TDMA – Time Division Multiple Access along with the 1G’s FDMA. In 1991 the first GSM network opened in Finland. Each user gets a SIM card from the Operator which stores the subscriber identity and also provides the…

  Evolution is inevitable, be it in the Nature or in the Man Made stuff. How the Humans have evolved in the similar way there is an Evolution even in the Mobile Phone Technology. You might have heard the word Generation referred as ‘G’ indicates the evolution in the Cell Phone Technology with respect to the time. In the other way we can say the Transformation of the Cell Phone…