Digital video tape recorder with tracking central circuit for ca

Details Digital video tape recorder with tracking central circuit for ca Digital video tape recorder with tracking central circuit for ca

1989-10-19

1993-08-10

Dixon, Joseph L.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the head

G11B 5584

Patent

active

052354792

ABSTRACT:
A digital video tape recorder which is equipped with means to detect a recording head position on a recorded track for play back, means to control the recording head to correctly track the recorded track on the basis of the detected recording head position, and means to retain the correct tracking state during recording, thereby preventing degradation of images in a joint recording portion by guaranteeing that the position of the recorded track and the position of a newly recorded track coincide.

REFERENCES:
patent: 4443823 (1984-04-01), Sakamoto
patent: 4827361 (1989-05-01), Yoshioka
patent: 4984104 (1991-01-01), Takahashi et al.
patent: 5025329 (1991-06-01), Taniguchi et al.
Inagaki, "Design Considerations for the D-2 NTSC Composite DVTR", Institute of Television Engineers of Japan Technical Report, vol. 11, No. 24, pp. 13-18, Oct. 1988.
Kaku et al., "Mechanical Considerations for Composite Digital VCR", Preprint No. 130-19 presented at the 130th SMPTE Technical Conference, Oct. 15-19, 1988.

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