Auto-tracking method and apparatus of a magnetic recording/repro

Details Auto-tracking method and apparatus of a magnetic recording/repro Auto-tracking method and apparatus of a magnetic recording/repro

1985-07-15

1986-09-23

Stellar, George G.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Synchronizing moving-head moving-record recorders

360 102, G11B 5008

Patent

active

046139141

ABSTRACT:
An auto-tracking method and apparatus of a helical scan type magnetic recording/reproducing apparatus wherein envelope levels of reproduced signals are detected and the running phase of a magnetic tape is controlled so that the envelope level of the reproduced signal becomes maximum after detection is effected roughly and then finely, thereby allowing a video head to scan a track on the magnetic tape.

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