Nowadays, mobile phones, so it is important to us that it’s hard to think of life without it. However, they are a relatively new invention. This article questions the future of mobile phones and it has a history of innovation.
April 3, 1973 Dr. Martin Cooper, a Motorola employee, Joel Engel, head of research AT & T phone that Martin placed a call to the doctor when he was the first Motorola Dynastic prototype and journalists through the streets of New York there was a rival.
In the early days of the first generation of mobile telephones, often labeled as 1G was sent. These devices were the very first real mobile telephones, although they were then called cellular mobile radiophones was based on analog signals. Mobile telephones and their second generation cousins, which was the main difference between couples of years later to the first generation analog signal.
Second generation (2G) mobile phones were introduced in the first decade. Unlike analog phone or in 1G, 2G voice calls and text messages and WAP Internet access services that use digital signals.
2G phones that radio signals, which require less battery power than the benefits are less used. This means that the phone is no longer between charges, the battery lasts – and that’s why they call themselves – may not be large. And this, 2G phones and provide privacy. Indeed, digital cellular calls 1G difficult to eavesdrop on phone calls.
2.5G 2G phone technologies is used to refer to by name, but 3G is not enough. However, while the terms 2G and 3G are officially defined, the term 2.5G. In fact, the term was invented for marketing purposes only.
Early pre-commercial 3G mobile phone network in Japan was launched in May 2001. Later, 3G business in Japan on October 1, 2001 was released.
Third generation 3G mobile phone standards and technology, the success of 2G mobile phone technology. 3G technology network operators such as Orange, was born in a large range of websites able to offer services to its users. Broadband Internet, as well as high tech video calls.
Some of the complaints about 3G, though it has been a success. Criticisms, as well as lack of network coverage, including this phone, but concern the value of this 3G phone; it is still a beautiful new facility.
Ever since the launch of 3G mobile phone technology, people are talking about 4G. 4-G technology means the future of mobile telephones, and more sophisticated handsets and best services made to date