Read - / write - device and addresses recognition - a method in the case of the same

摘要

Read - / writing device (11) of a board feeder, which a predetermined number of plate-like recording media (30), the servo information, including a servo mark and the cylinder addresses information, which in a plurality of servo areas are recorded, which, in predetermined intervals on each track on each of the recording media are provided, wherein information to be written and from a target sector be read by a head (25), based on sector address information and an identifier of the head, which contains read - / writing device:a sector addresses - detecting means (51) for detecting and monitoring of an interval of adjacent servo markings, which on each of the plate-shaped recording media (30) are recorded, wherein individual areas for storing the sector address information and an identifier of the head of the recording media (30) are omitted, and for generating a sector pulse, when a predetermined count according to a detection of the servo mark has been reached, under the condition that the interval of the adjacent servo marks voreinge is a multiple-ply interval, so that the address of the target sector is detected by the head on the..