专利名称：CD-ROM DRIVE发明人：FAILER, ALBERT申请号：EP97952709.0申请日：19971205公开号：EP0946940A1公开日：19991006
摘要：Given a CD-ROM drive having a plurality of speed ranges selectable in n-foldgraduation and having linearly reduced rotational speeds within each speed rangerespectively between outer and inner sector and having the prescription that a reductionof the rotational speed automatically ensues given a negative read result, control meansare provided that effective switching into a lower speed range when a predeterminednoise level is upwardly transgressed and/or when vibrations occur.
申请人：SIEMENS NIXDORF INFORMATIONSSYSTEME AG
地址：Heinz-Nixdorf-Ring 1 33106 Paderborn DE
国籍：DE
代理机构：Epping, Wilhelm, Dr.-Ing.
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