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    • 7. 发明授权
    • Servo information writing system
    • 伺服信息写作系统
    • US5963391A
    • 1999-10-05
    • US799672
    • 1997-02-11
    • Masayoshi NakagawaMakoto Moriya
    • Masayoshi NakagawaMakoto Moriya
    • G11B5/596G11B21/10G11B21/02
    • G11B5/59633
    • The present invention intends to provide a servo information writing system capable of writing servo information to an information recording disk received in a cartridge and having a relatively small storage capacity, without design modification of the disk and without decrease in storage capacity of the disk. To this end, the servo information writing system comprises: a disk loading portion for loading thereon an information recording disk received in a cartridge and for rotating the disk when the disk is loaded thereon; a hard disk to which clock information is written and which rotates together with the disk loading portion; a head disposed in proximity to the information recording disk as loaded on the disk loading portion to write servo information to the disk; a head disposed in proximity to the hard disk to exchange clock information with the hard disk; and a servo information forming section for forming servo information with the clock information read by the latter head as a cycle and supplying the thus-formed servo information to the former head.
    • 本发明旨在提供一种伺服信息写入系统,其能够将伺服信息写入到容纳在盒中的信息记录盘,并具有相对较小的存储容量,而不需要对盘进行设计修改,而不降低盘的存储容量。 为此,伺服信息写入系统包括:盘装载部,用于在其上装载容纳在盒中的信息记录盘,并且当盘被装载时旋转盘; 写入时钟信息并与盘装载部一起旋转的硬盘; 设置在信息记录盘附近的磁头,装在磁盘装载部分上以将伺服信息写入磁盘; 设置在硬盘附近的头以与硬盘交换时钟信息; 以及伺服信息形成部分,用于形成具有由后者头部读取的时钟信息的伺服信息作为周期,并将这样形成的伺服信息提供给前者头部。