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A mobile phone or cellular (cell) phone is an electronic telecommunications device. Most current mobile phones connect to a cellular network of base stations (cell sites), which is in turn interconnected to the public switched telephone network (PSTN) (the exception are satellite phones). Cellular networks were first introduced in the early to mid 1980s (the 1G generation). Prior mobile phones operating without a cellular network (the so-called 0G generation), such as Mobile Telephone Service, date back to 1946. Until the mid to late 1980s, most mobile phones were sufficiently large that they were permanently installed in vehicles as car phones. With the advance of miniaturization, currently the vast majority of mobile phones are handheld. In addition to the standard voice function of a telephone, a mobile phone can support many additional services such as SMS for text messaging, packet switching for access to the Internet, and MMS for sending and receiving photos and video.

The world's largest mobile phone manufacturers include Alcatel, Audiovox, BenQ-Siemens, Dopod, Fujitsu, Kyocera, LG, Motorola, NEC, Nokia, Panasonic (Matsushita Electric), Pantech Curitel, Philips, Sagem, Samsung, Sanyo, Sharp, SK Teletech, Sony Ericsson and Toshiba.

The world's largest mobile phone operators include Orange SA and Vodafone.

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Cell phones protect memory, at least in mice: Amid ongoing claims that long-term cell phone radiat.. http://bit.ly/5nWMaS (Well Being)
PharmacyCo (PharmacyCo) Thu, 07 Jan 2010 08:51:20 -0000
Cell phones protect memory, at least in mice: Amid ongoing claims that long-term cell phone radiat.. http://bit.ly/5nWMaS (Well Being)
http://Cellular-Mobile-Digital-Video-Phones.info Search More info and resources for cell phones. Phone PDA Merry Xmas and a Happy New Year
PiperHighlander (Warren) Thu, 07 Jan 2010 08:46:59 -0000
http://Cellular-Mobile-Digital-Video-Phones.info Search More info and resources for cell phones. Phone PDA Merry Xmas and a Happy New Year
At the airport listening to a old man saying he wishes they did not invent a cell phone as he has 2 phones and a young wife go to miami
steverifkind (Steve Rifkind) Thu, 07 Jan 2010 08:43:53 -0000
At the airport listening to a old man saying he wishes they did not invent a cell phone as he has 2 phones and a young wife go to miami
Cell phones should be able to re-charge themselves w/o a charger. #NewGeniusIdea
latinababy92 (Lucia ) Thu, 07 Jan 2010 08:43:18 -0000
Cell phones should be able to re-charge themselves w/o a charger. #NewGeniusIdea
RAM Mounting Systems Flex Stick On Base with Magnetic Holder for Cell Phones $22.48 http://bit.ly/5VukgV Shop now!!
yosahaki (yosahaki) Thu, 07 Jan 2010 08:42:50 -0000
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Samsung M8920 - Read Mobile News – Cell Phones, PDA, SmartPhone ... http://is.gd/5QwyS
Mobile_iPass (Mobile_iPass) Thu, 07 Jan 2010 08:42:11 -0000
Samsung M8920 - Read Mobile News – Cell Phones, PDA, SmartPhone ... http://is.gd/5QwyS

 
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