What are the storage media?

1, SM card:

SM card is a miniature memory card, similar to SD card. Toshiba released the flash memory card in June 5438+0995+0 1 year, and Samsung purchased the production and sales license in June 5438+0996. These two companies became the main SM card manufacturers.

2.SD card:

SD memory card is a new generation storage device based on semiconductor flash memory. It is widely used in portable devices such as digital cameras, tablet computers and multimedia players because of its excellent characteristics such as small size, high data transmission speed and hot plug.

3, memory stick:

The full name of Memory Stick is Memory Stick, which is the first mobile storage medium developed by Sony Corporation of Japan. Memory sticks are used in Sony's PSP, PSX series game machines, digital cameras, digital video cameras, Sony Ericsson's mobile phones and notebooks to store data, which is equivalent to the hard disk of a computer.

4, micro hard disk:

Micro-hard disk is a very small hard disk data storage device. This term is not only a hardware product, but also the first name of this kind of goods registered by IBM, but at present the patent right belongs to Hitachi Global Storage Technology Company. ?

5.XD card:

XD card, also known as XD picture card, is a memory card specially developed for storing digital photos. It has the characteristics of pocket shape, portability and compactness, and has become the current fashion. XD card has huge storage capacity and excellent compatibility. It can be used with various card readers and can be easily connected to personal computers.

Baidu Encyclopedia-Storage Media

Baidu encyclopedia -SM card

Baidu encyclopedia -SD card

Baidu encyclopedia-memory stick

Baidu encyclopedia-miniature hard disk

Baidu encyclopedia -XD card