Tracking control system for a video tape recorder

Details Tracking control system for a video tape recorder Tracking control system for a video tape recorder

1985-07-29

1987-01-20

Psitos, Aristotelis M.

Dynamic magnetic information storage or retrieval

Record editing

360 77, 358343, H04N 578, H04N 576, G11B 545

Patent

active

046383794

ABSTRACT:
In a system for controlling a tracking position of a rotary head for a VTR which has a rotary head including an audio and video heads, the existence of an audio signal reproduced by the audio head is detected and the tracking control is carried out on the basis of either the level of said audio FM signal when it exists or the level of a video FM signal reproduced by the video head when the audio FM signal does not exist.

REFERENCES:
patent: 4148083 (1979-04-01), Watanabe
patent: 4433350 (1984-02-01), Tsuruta
patent: 4509083 (1985-04-01), Nakano
patent: 4539603 (1985-09-01), Takeuchi et al.
patent: 4558378 (1985-12-01), Shibata et al.
patent: 4559567 (1985-12-01), Maruichi et al.
patent: 4573089 (1986-02-01), Maeda et al.
patent: 4587580 (1986-05-01), Takayama et al.

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