Universal Serial Bus USB History, Features and Speed

USB stands for Universal Serial Bus. USB was developed in 1994. A number of companies were involved in developing USB. Before the invention of USB; data transferring was very difficult due the various port type of various companies. So it was necessary to make a same data transferring port so that every device can be compatible with the stuff.

Versions and Speed of USB

Now a days the mostly used USB type is USB 2.0. It can transfer data at 480 MBPS speed whereas USB 1.0 can transfer data at 12 MBPS speed only. USB 3.0 and USB 3.1 are the current USB versions. USB 3.0 can transfer data at 5GBPS speed and USB 3.1 can transfer data at 10GBPS speed.

Types Of USB

You can not plug micro USB-B in both way. Only one side is allowed to plugin. You may mistakenly try to plugin with the wrong side that can be harmful to your device. Your charging port can be damaged but USB-C can be plugged in both way you like. It does not damage your charging port .

Type A  is rectangular-shaped USB .
Micro USB became the standard so it replaced the type B connectors.
At first stage USB C looks  a little bigger than micro USB. USB 3.1 and 3.0 have higher data transfer speeds and these are helpful in charging. These port can charge the device with enormous speed. It can deliver up to 100W of power.

Features of USB

  • You can connect up to a maximum of 127 peripherals to a single usb host controller.
  • USB computer has speeds of up to 480 Mbps (for USB 2.0). 12 Mbps for USB 1.0. Another version of USB 3.0 can transfer data at 5GBPS speed and USB 3.1 can transfer data at 10GBPS speed.
  • Individual USB cable length can reach up to 5 meters with no hub, and 40 meters with hub.
  • USB is a tool that functions as "plug and play."
  • USB can draw power from a computer or from its own supply. USB devices use up to 5 voltages of power and produce up to 500 mA. 
  • When a machine enters power-saving mode, some USB devices can automatically switch to "sleep" mode.

USB Port Do Not Work?

When you deal with computers not everything goes smoothly. There are a number of reasons why a USB port could suddenly stop working properly. Check this USB troubleshooting page for problems you might encounter.


If we summarize; We see that USB-C port's data transfer rate and charging rate is high and it has a change in structure. And for travelling you might need the USB as the primary need. Checkout the travelling gears.  


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