4g Wireless Networks. Essay

1932 Words May 1st, 2013 8 Pages
4G Wireless Networks

Compare and contrast 3G wireless networks to 4G networks in terms of:
3G and 4G wireless networks can be compared and contrasted by four areas of capabilities: Service and application, network architecture, data throughput and user perception. “Some examples of services offered by 3G wireless networks are CDMA2000 (also known as IMT MultiCarrier (IMTMC), Universal Mobile Telecommunications System (UMTS), and EDGE as well as a long list of others while 4G offer Worldwide Interoperability for Microwave Access (Wimax2) and Long-Term Evolution (LTE- Advance).” (Jamia Yant, 2012, April 26) 3G applications allows users the ability to stream video and audio, video conferencing as well as other multi-media
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Most cellular operators have adopted LTE as their 4G standard, which makes LTE one of the fastest growing networks available. Mobile phone providers calm that they have the widest 4G LTE network in an attempt to attract customers. For example, Verizon’s 4G LTE network coverage maps showed two-thirds of the U.S Population is covered by their service. While AT&T, calms their customers have access to the nation's largest 4G network which covers over 285 million people. “WiMAX is an IP based, wireless broadband access technology that provides performance similar to 802.11/Wi-Fi networks with the coverage and QOS (quality of service) of cellular networks. WiMAX is also an acronym meaning "Worldwide Interoperability for Microwave Access (WiMAX).” (WiMax.com, 2013) WiMax is capable of average download speeds of 3 to 6 Mbps and upload speeds of up to 1Mbps. Depending on the device and the service being used peak download speeds may reach 10 Mbps. WiMax network is similar to wireless networks, where the available bandwidth is divided among the users in certain radio sector. The problem that users have with this is when there are high volumes of users on the network; it can drop users in certain sectors. Like LTE, WiMax is also backward compatible with 3G technologies. WiMax service availbilty has is pros and it cons. WiMax is not dependent of cables to connect to each endpoint, do being able to deploy this network to a community or school campus can be done in a matter

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