专利名称：CD-ROM DRIVE发明人：FAILER, ALBERT申请号：DE9702843申请日：19971205公开号：WO9827549A3公开日：19980806
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 AKTIENGESELLSCHAFT,FAILRE, ALBERT
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