Optical disk apparatus

Details Optical disk apparatus Optical disk apparatus

1983-03-09

1985-05-21

Richardson, Robert L.

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

369 52, 369 53, 369 56, 369 57, G11B 700, H04N 576

Patent

active

045190569

ABSTRACT:
A data recording apparatus is provided which has a recording/reproduction head for recording data on or reproducing the data from a recording medium, a moving mechanism for moving the recording/reproducing head on the recording medium, an error detector for detecting an error in accordance with a signal from the recording/reproduction head in the recording mode, and a control section for detecting that an access to a recording start track cannot be made by the recording/reproduction head for recording data, for determining a track number in the vicinity of the recording start track by the recording/reproduction head in accordance with a detection result, and for controlling a moving mechanism to move the recording/reproduction head to a target track ahead of a predetermined number of tracks which correspond to a distance between the target track and the recording start track without performing recording of data on the predetermined number of tracks in accordance with a detection result from a tracking error detector.

REFERENCES:
patent: 4067044 (1978-01-01), Maeda et al.

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