Status of 3G and the future of 4G

WiMAX solutions by delivering high-bandwidth mobile video applications . Their display at WiMAX Asia 2007 concentrated on the promise of WiMAX in delivering excellent results for streaming videos , VoIP , mobile TV , and other bandwidth-hungry mobile applications . Their WiMAX solutions were designed for performance and capacity at a cost of a tenth the cost per bit of 3G services

During the 3rd quarter of 2007 , 4G Wireless Technology was starting to come together and have a much clearer future . The main 4G technologies were expected to be WiMAX , Long Term Evolution (LTE , and

Ultra Mobile Broadband (UMB . These developing technologies are hoping to be included in the official definition of 4G mobile technology

During the 4th quarter of 2007 , West Technology Research Solutions (WTRS ) reported that the use of smart antenna technology was beginning to be fully accepted by the market . With this technology , service providers could increase the Quality of Service and extend their range of service . Adopting MIMO antenna in WiFi market reduces the complexity of the wireless system . And according to WTRS , MIMO seems to be a vital component in wireless technologies designed for 4G mobile applications

Last December 28 , 2007 , Nokia Siemens Network completed their first multi field trial of using the latest LTE technology . This technology promises data speeds of up to 173 Mbps . Their field trial was the first in the world performed in an urban setting with multiple users utilizing the 2 .6GHz spectrum . This test proved the promised data rates of more than 100Mbps . References

GSM Association (2008 . Brief History of GSM the GSMA . Retrieved June 11 , 2008 from HYPERLINK "http /www .gsmworld .com /about /history .shtml http /www .gsmworld .com /about /history .shtml

3GNewsroom .com (2007 . Introduction into 3G . Retrieved June 11 , 2008 from HYPERLINK "http /3gnewsroom .com /html /about_3g /intro_3g .shtml http...