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A method of controlling information transmission rate by rotary drum device comprises the steps of: deciding original information transmission rate recorded on medium; controlling moving speed of medium based on original information transmission rate; in sequence starting up magnetic head on rotary drum in proper time point based on moving speed of medium.
TW83112443A1994-12-291994-12-29Data recording or reading method of rotary magnetic head and device thereof
TW266289B
(en)
Optical recording medium, method for reproducing information signals recorded on the optical recording medium and data recording device employed for producing the optical recording medium.
Recording medium capable of recording a first data-type and a second data-type, playback method and playback device for playing back from the recording medium, and recording device for recording first-type data and second type data on the recording medium
Magneto-optical recording medium on which information is recorded by optical super-resolution method, and recording/reproducing apparatus for the same medium