Encyclopedia - ITWorld-A top-tier website providing authoritative IT technical information.

Apr 01, 2025

What is IMEI code

IMEI code, namely the serial number of the mobile phone. It is the abbreviation of International Mobile Equipment Identity. Like the identity card of a mobile phone, it is used to help identify the identity of a mobile phone. Each mobile phone has only one serial number, which is not the same. We usually match the serial number displayed after pressing the "* # 06 #" key on the mobile phone with the barcode on the mobile phone box and the serial number in the back of the mobile phone after removing the electric board. If the three are the same, it is more likely to be genuine goods (not excluding second-hand goods).

Mar 31, 2025

Wireless charging principle

The principle of wireless charging is through near-field induction, the wireless charging device conducts energy to the charging terminal device, and then the terminal device converts the received energy into electrical energy and stores it in the device's battery.

Mar 30, 2025

What is the reason for the computer card? How to deal with the computer card?

What is the reason for the computer card? How to deal with the computer card? Here are the main reasons why computers are getting more and more stuck

Mar 28, 2025

What is Chip?

A chip is a tiny circuit board made of semiconductor materials such as silicon on which a large number of electronic components, such as transistors, capacitors, resistors, etc., are integrated.

Mar 25, 2025

What is a digital showroom?

With the development of holographic projection technology, the introduction of multimedia interactive technology in the construction of corporate exhibition halls, focusing on intelligent multimedia interaction, immersive participation experience, and the visual sense of science and technology, the digital exhibition hall brings a novel sense of participation and interaction to people.

Mar 24, 2025

What is the difference between power adapter and charger

The working principle of power adapter and charger is the same, both use the principle of AC power conversion to convert AC power into DC power to meet the power needs of the device.

Mar 23, 2025

What are the benefits of using SSD in laptops

Want to know what the benefits of using SSD in laptops are? First, we need to understand what a SSD is. The following content will give you a detailed explanation of what the SSD is.

Mar 22, 2025

Mobile phone battery is not durable? 14 tips to extend battery life

If the user wants to extend the effective service life of the battery, in addition to the quality of the charger, the correct charging method is also essential, because the poor quality charger or the wrong charging method will affect the service life and cycle life of the battery. Here are the tips on extending the life of the mobile phone charging battery that the author has compiled:

Mar 20, 2025

What is the difference between the Guid format and MBR format for computer hard drive partitioning?

We often need to manually select a partition format partition for the hard drive, of which there are two formats, guid and mbr, and they are mainly the difference between the boot method and the supported partitions.