Hard Disk Drive (HDD) is one of the most widely used storage accessory, which USES magnetic recording to store data.

硬盘驱动器是目前应用最广泛的存储设备之一，而硬盘驱动器是采用磁记录来存储和读取数据的。

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The advancements in technologies of magnetic recording systems, including hard disk drive, diskette and magnetic tape, is briefly reviewed.

本文简要介绍硬磁盘、软磁盘和磁带等磁记录系统近年来在技术方面的主要进展。

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Hybrid recording is a new kind of high density information storage technology that can break through the super-paramagnetic limit and increase the recording density of hard disk drives (HDD).

光磁混合记录是一种采用激光辅助加热磁写入，可以突破铁磁材料超顺磁极限的限制，提高硬盘记录密度的新型高密度磁记录方式。

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As independent head and media suppliers in an increasingly consolidated market, TDK and SDK carried on research and development that allowed them to introduce advancements such as perpendicular recording in Toshiba products in 2004, many months before the other hard disk drive companies could bring their perpendicular recording products to market.

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As can be seen, traditional film use is 15% or less with digital technologies such as optical discs, hard disk drives, magnetic tape and flash memory are the bulk of modern recording media.

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