发明授权
US06219316B1 Recording or reproducing device for recording media having different track spacings 失效
用于记录具有不同轨道间隔的介质的记录或再现装置

Recording or reproducing device for recording media having different track spacings
摘要:
A recording or reproduction device with a three-point scanning arrangement compatible for use with recording media having different track spacings. The invention makes it possible, without changing the setting of the three-point scanning system, to use recording media having different track spacings. According to the invention, the three-point scanning system is set in such a way that the scanning center points have a lateral spacing from one another which is within a range of a first product, formed by a first predetermined value and the first track spacing, and a second product, formed by a second predetermined value and the second track spacing, the range being less than 8 percent of the value of the first product.
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