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In most countries, mobile phones outnumber land-line phones, with fixed landlines numbering 1.3 billion but mobile subscriptions 3.3 billion at the end of 2007. In many markets from Japan and South Korea, to Europe, to Malaysia, Singapore, Taiwan and Hong Kong, most children age 8-9 have mobile phones and the new accounts are now opened for ...
The South Koreans are the world leaders [citation needed] in Mobile Content and 3-G mobile networks, then the Japanese, followed closely by the Europeans, are heavy users of their mobile phones and have been attaining custom mobile content for their devices for years. In fact, mobile phone use has begun to exceed the use of PCs in some countries.
The digital divide in the United States refers to inequalities between individuals, households, and other groups of different demographic and socioeconomic levels in access to information and communication technologies ("ICTs") and in the knowledge and skills needed to effectively use the information gained from connecting. [1] [2] [3] [4]
These networks are usually available within a range of commercial cell phone towers. High-speed network wireless LANs are inexpensive but have a very limited range. Security standards: When working mobile, one is dependent on public networks, requiring careful use of VPN. Security is a major concern while concerning the mobile computing ...
By 2000 most of the 111 million cell phone subscribers talked on them while driving. Many local and state jurisdictions considered bans. The industry claimed cell phones are no more dangerous than listening to car radios. Furthermore, they argued that increased productivity and their necessity in emergencies outweigh the safety factor. [32]
Cell Broadcast messaging was first demonstrated in Paris in 1997. Some mobile operators used Cell Broadcast for communicating the area code of the antenna cell to the mobile user (via channel 050), [5] for nationwide or citywide alerting, weather reports, mass messaging, location-based news, etc. Cell broadcast has been widely deployed since 2008 by major Asian, US, Canadian, South American ...
Key pad of a Nokia 3720. Besides the number keypad and buttons for accepting and declining calls (typically from left to right and coloured green and red respectively), button mobile phones commonly feature two option keys, one to the left and one to the right, and a four-directional D-pad which may feature a center button which acts in resemblance to an "Enter" and "OK" button.
According to the U.S. Environmental Protection Agency (EPA), 420 million mobile phones were discarded in 2009 and only 12 million of those were collected for recycling. [4] A cell phone's shelf life is only about 24 months for the average user. [5] This means that newer cell phone models are constantly put up on the market to replace older ones.