What is USB – Troubleinthepeace


What is a USB connector? What is USB data storage? The question seems simple. But you have really understood the roles of a USB. Let’s find out more detailed information about USB topic with Acup right in this article.

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What is a USB connector? What is USB data storage?

1. What is USB?

What is a USB device? To answer this question, let’s clarify two concepts: USB connection port and USB data storage.

1.1 USB connection port

USB (Universal Serial Bus) is defined as a serial connection standard developed by Intel and Microsoft, also known as a communication method. The USB port is responsible for connecting peripheral devices to the computer. Transfer data back and forth between the computer and these devices.

Today, for the convenience of connecting devices. And minimize the ports on laptops and desktops. The USB port also allows connecting to other devices such as: phones, mice, keyboards, printers, audio devices, joysticks, CD-ROMs, digital cameras, modems, etc.

Instead of previously having to use each port for each device. The minimization of this port helps save machine space, bringing a much more convenient, luxurious and eye-catching design. In addition, the USB port also allows the exchange of power between devices.

The USB port allows up to 63 devices to connect at the same time. With transfer rates up to 12Mbit/s. If you want to connect multiple ports at the same time, you can use a hub.

1.2 USB data storage

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USB data storage has a compact structure with easy connection to other devices

What is a USB device? USB storage is also known as portable hard drive. Has a compact structure, can be disassembled into USB ports on electronic devices. Consists of 2 main parts, which are connectors for ports and electronic components. They are protected by a plastic or metal shell.

USB storage provides a fixed amount of space. Allows storing data transferred from other devices to USB. Or move data from USB to other devices. Today’s USB capacity is optimized up to 2TB, and can be much higher in the future. Compact, pocket-friendly design. It is the factor that makes USB the external hard drive of choice for consumers.

Although convenient USB is like that. But did you know that USB ports also have different lines. Find out more about the current USB connection types.

2. Types of USB connection ports today

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Compare USB 2.0 and USB 3.0 ports

2.1. What is a USB 2.0 connector?

What is a USB 2.0 connector? USB 2.0 was released in 2001. Capable of loading a 500mA power supply, at 5V. Relatively slow transfer rate of 480 Mbit/s.

Normally the USB 2.0 connection port will be black. On the body of the port will have a USB symbol.

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2.2. What is a USB 3.0 port?

What is a USB 3.0 port? Released in 2009. USB 3.0 port is considered to be many new steps forward compared to USB 2.0 port. Up to 10 times faster data transfer rates than USB 2.0 ports can be achieved, falling to about 5 Gigabit/s (Gbit/s). USB 3.0 can transmit power up to 900 MA, at 5V.

The USB 3.0 connector will have a color depending on the manufacturer’s design. Above the body of the external port, the USB symbol will have the word SS meaning Super Speed.

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How to recognize USB 2.0 and USB 3.0

2.3. Breakthrough speed USB 3.1 connection port

What is a USB 3.1 port? USB 3.1 is an improvement from USB 3.0. USB 3.1 doubles the transfer speed of USB 3.0, up to 10 Gbps.

USB 3.1 can transmit power up to 100W. They are fully compatible with both old and new devices. With a 4-lane data design, USB 3.1 Type-C can even carry DisplayPort and HDMI ports. Allows users to take full advantage of the USB 3.1 port’s functionality. Currently, there are two popular USB 3.1 protocols, which are:

– USB 3.1 Gen 1: The same protocol as 3.0.

– USB 3.1 Gen 2: Breakthrough with SuperSPEED+ transmission.

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USB 3.1 connectivity delivers breakthrough speeds

In addition to 3 types of USB ports 2.0, 3.0, 3.1 are popular. Then on the market today, there are other types of USB ports to serve the needs of consumers.

2.4. Other USB communication port

Classified by connector shape, there are USB communication ports as follows: USB-A, USB-B, Micro B, USB-C.

Classification by transmission speed: in addition to 3 USB 2.0, 3.0, 3.1 ports. There is also a USB 1.x port, common in early generations, with a poor transfer rate of about 12Mbps.

What is a USB connector? What is USB data storage? Hope readers have understood the detailed information after reading this article. Hope you will have the most suitable choice for your device.

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Thank you for reading the article, hope you will have the most satisfied choice.


Category: FAQ

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