Saturday, May 7, 2011

USB 3.0: the market debut

Many people ask the difference between USB 2.0 and USB 3.0, the answer is very simple, new connections differ from traditional USB 3.0, which we are accustomed to using only the speed of data exchange, this is the substantial difference which exists between the two versions, it must be said, however, that there are obviously behind this change of parameters and components that were upgraded or replaced to allow this increase in performance.

The new USB 3.0 ports allow a transfer rate of 4.8 Gbps, or 10 times faster than traditional USB 2.0 ports that we have in PCs and other devices, instead providing a data transfer rate of 480 Mbps step forward but has lately been overtaken by Intel's plenty, thanks to the door of high-speed data exchange, known as Thunderbolt, allows you to exchange data at speeds of 10 Gbps which is double that for a new USB 3.0 port.

The advantage of USB 3.0 ports than the new solution designed by Intel is more compatible to all terminals and the widespread use for over 10 years of this type of connection you have already tried and tested and used by everyone. Thunderbolt but is still a connection for a few, in fact, has only iMac, Apple's desktop PC model that has received the exclusive product line to make his performance even more exclusive than the other houses.

The door Thuderbolt use a particular entrance is not yet widespread, then it is only available in conjunction with the latest equipment and terminals and high-end, and then still have a few users, compared to tragrande majority. This is why USB 3.0 was chosen by all as the standard input for the next generation of desktop and laptop PCs, which range from upcoming releases for 2011 can already take advantage of this innovative technique, which speeds up download times considerably, results of outdated and not in line with technological innovations such as 3D or up definition.

The transition from USB 2.0 to USB 3.0 occurred as anticipated, thanks to new upgrades and replacement of components in some cases, the first difference comes from the number of pins inside the door, past the 4 port USB 2.0, the 5 of the new USB ports, also 2 pairs have been added that allow a greater flow of data transfer both inbound and outbound, with each one of which was assigned a ground wire.

Another novelty is the rearrangement of space, to add the fifth pin was needed widening host entry, this has inevitably been at the extra pin on the back of the door, because it was not possible to change the connector A. Last upgrade designed for the new version of USB 3.0 is the protocol, which inevitably has been updated, inputting, to allow an exchange at speeds 10 times faster than the USB 2.0 port, thanks to the category SuperSpeed update protocol, new doors can make the most of the transfer rate of 5 Gbps.

Taken this big step in the process of approaching a considerably higher speed, to develop such technology means that you are making the right way to achieve excellence, represented by the instantaneous transmission in real time. Another innovation that seems to come so soon in the market is the wireless USB, or data transmission via USB ports that do not require connecting cables to transmit data, but all this is done through devices that take advantage of the exchange data via radio frequencies, as in the case of wireless devices also come with version 3.0 this year, exploiting the connection between termiali places within a radius of 10 meters.

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