| A mobile phone or cell phone is an electronic | | | | anticipation of the mid to late 1980s, most cell phones |
| telecommunications piece of equipment. The majority | | | | were sufficiently big that they were time and again |
| of current cell phones connect to the network using a | | | | permanently installed in vehicles as car phones. In the |
| wireless radio wave transmission technology, although | | | | midst of the advance of miniaturization, at this time the |
| satellite phones are exceptions. These cell phones | | | | vast majority of cell phones are handheld.Features of |
| communicate by means of a cellular network of base | | | | a cell phone |
| stations, which are known as cell sites, which is in turn | | | | In addition to the usual voice function of a telephone, a |
| linked to the conventional telephone network and were | | | | cell phone can hold up many additional services such |
| first introduced in the early to mid 1980s, the so called | | | | as SMS for text messaging, packet switching for |
| 1G generation.Earlier cell phones operating without a | | | | access to the Internet, and MMS for transferring and |
| cellular network, the so-called 0G generation, such as | | | | receiving photos and video. |
| Mobile Telephone Service, date back to 1946. In | | | | |