Week 6_ DQ Essay Example | Topics and Well Written Essays - 750 words

Week 6_ DQ - Essay Example It is considered to be approximately 500 times the 3G speed. In addition, it applies internet protocol to make the connection and communication reliable. The levels of data transfer between the two networks differ. While third generation network can support 144 kbps, the fourth generation network do not have an exact rating but rather uses a series of standard depending on availability. In terms of coverage the 3G network outdo the 4G network by far since it is only a small number of centers in big cities that have implemented the lather whereas the 3G use is almost global. The stumbling block that affects the spread of 4G is the need for creation of more cell site that will accommodate it (Agbiny 2009) One strength that 4G has over 3G is its ability to accommodate and support large files. Making a video phone call is possible with the aid of high speed. In addition, one can download a video which is of high quality from the site such as YouTube and the download process will be uninterrupted. More so, one call also uploads large files directly via the 4G enabled phones with a lot of ease. Another difference is the frequency at which the two operates, while 4G runs at 1800 MHz and above; 3G has the highest frequency of 900 mhz. this implies that 4G can operate on dual band since it has short range. If the two are operating on the same network, 4G has higher speed of data transfer but when it comes to transferring of data through more than one media, 3G is averagely faster since it has a speed that is higher than 4G in some medium. Whereas many people go for 4G because of the misconceived idea that they are faster than 3G, it has a number of disadvantages since its application is still under taste. This is evident in the use of AT & T which is a 3G but provides a higher rate of data transfer than MetroPCS which is a 4G (Zheng2009 PBX or private branch exchange is a telephone switching system that belongs to a private