Mobile phones are important communication technologies. They provide hand held/hands free voice connections to users. Nearly 30 percent of all personal, no business calling minutes in the United States are on mobile phones, and this figure is expected to grow to more than 50 percent in 2006. Mobile phones are necessary because of societal desires for portable voice interconnections. Societies depend on mobile phones because they allow for efficient means of communications unencumbered by dated infrastructures.
Mobile phones are overtaking many fixed line connections. According to some estimates, by 2006, there will be 1.6 billion cellular phone subscribers and just 963 million fixed line subscribers globally. If the present trend continues mobile phones will overtake fixed-line phones for personal calls and thereby severely cut into the number of landline minutes. This shift has the possibility of restructuring the overall telephone network.
In the US the worldwide market for mobile phones took off in the second quarter of 2003, reflecting continued consumer demand for mobile telephony. According to IDC's worldwide mobile phones, worldwide handset shipments grew by 19.2% year-over-year in 2003 and increased sequentially by 6.7% to 118.3 million units. Nokia maintained its top position in the market while Sony Ericsson regained the number 5 spot from LG Electronics. Despite continued economic uncertainty worldwide, the threat of SARS, and concerns of terrorism, the mobile phone market recorded impressive results this past quarter. After remarkable success in Japan, camera phones are attracting worldwide interest, and coupled with color displays and subsidized pricing, the overall mobile phone market is seeing significant growth in 2003. Within the volume of worldwide handset shipments, the market for converged handheld devices, or smart phones, continues to accelerate.
In the second quarter of 2003, the worldwide-converged handheld device market grew 330.7% year-over-year and 12.0% sequentially to 1.97 million units..................
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