Information signal reproducing apparatus

Dynamic magnetic information storage or retrieval – Record editing

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Details

360 77, 360 70, 360 103, 360 73, 360 64, H04N 5783, G11B 2110

Patent

active

046806482

ABSTRACT:
An information signal reproducing apparatus, which is arranged to reproduce an information signal from recording tracks formed on a record bearing medium one after another in a direction intersecting the moving direction of the medium with different pilot signals repeatedly superimposed on the information signal, is provided with: Moving apparatus for moving the medium in the direction intersecting the recording tracks; apparatus for generating a first signal in association with the medium moving action of the moving apparatus; reproducing apparatus for reproducing from the medium the information signal and the different pilot signals; apparatus for generating a second signal corresponding to the repeating period of these pilot signals; and apparatus for detecting the pitch of the recording tracks through the first and second signals.

REFERENCES:
patent: 4056832 (1977-11-01), Boer
patent: 4370685 (1983-01-01), Hosoi
patent: 4489352 (1984-12-01), Kobayashi
patent: 4549234 (1985-10-01), Sakamoto

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