The docking station, as the name suggests, is to copy or extend the computer interface, so that the computer can be easily connected to multiple accessories or external devices. Through the interface and slot, the docking station can connect multiple accessories or external devices, such as power supply, network cable, mouse, keyboard, printer, monitor, projector, driver, printer, scanner and so on. The most common feature is to make up for the shortcomings of thin and light laptops with fewer interfaces, allowing users to better utilize the portability of the laptop when working on the move. Expansion ports commonly include USB-A, HDMI, VGA, card reader, RJ45 network port, audio port, USB-C (also known as Type-C), PD charging port, etc. These extended functions can basically cover life and office , Entertainment, all the interfaces needed for learning.
Next, briefly introduce the common docking station interfaces:
USB interface
At present, the most common USB3.0 interface on the market can be used to connect U disk, mouse, keyboard, mobile hard disk, printer and other devices. In addition, it can also connect to daily necessities such as USB fan, USB heater, USB humidifier, desk lamp and so on. It solves the problem that the laptop USB is not enough.
Display interface
The general docking station will support HDMI, DVI, VGA interface, these are the interfaces for outputting video signals, used to connect display devices such as monitors, projectors, and televisions. Among them, VGA transmits analog signals, which are easy to be distorted during transmission and the display is blurred. DVI transmits digital signals, which can transmit large-resolution video signals. HDMI transmits digital signals, which can transmit video signals as well as audio signals. Therefore, if you want to output high-quality images, you must choose HDMI interface transmission.
RJ45 interface
The docking station is equipped with an RJ45 Gigabit Ethernet port, which can support different bandwidth environments such as 10/100/1000Mbps. If you don't need Gigabit Ethernet, you can also choose a docking station that supports 100M Ethernet.
TF card/SD card slot
Memory card reader function, TF card is common in mobile phones, SD card is common in cameras. Connect SD/TF card, can read quickly and copy easily. Solve the problem of Macbook and Ultrabook card reading without card slot.
Type-C charging port
Some docking stations also have a Type-C charging port, which generally uses the PD (Power Delivery) protocol, that is, the PD charging port, which can charge mobile phones or tablets.
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Post time: Apr-02-2021