Dynamic magnetic information storage or retrieval – Record editing
Patent
1986-05-21
1987-12-01
Psitos, Aristotelis M.
Dynamic magnetic information storage or retrieval
Record editing
360 351, 360 73, 369 50, H04N 578, G11B 1552
Patent
active
047108274
ABSTRACT:
An apparatus for reproducing picture signals in conformity with revolution of a motor from a disk on which the picture signals are recorded includes separating means for successively separating horizontal synchronizing signals from the reproduced picture signals and producing separated horizontal synchronizing signals, detecting means for detecting the time intervals at which the horizontal synchronizing signals are produced by the separating means and putting out detection data indicative of the plurality of detected time intervals, memory means, means for storing in the memory means the detection data corresponding to at least one field of the picture signals, preparation means for preparing control data in accordance with the detection data stored in the memory means and storing the control data in the memory means, the preparation means preparing the control data from the detection data in accordance with a transfer function, and control means for controlling the revolution of the motor in accordance with the control data stored in the memory means.
REFERENCES:
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patent: 4466089 (1984-08-01), Wachi
patent: 4532561 (1985-07-01), Kimura et al.
patent: 4546391 (1985-10-01), Kimura
patent: 4562549 (1985-12-01), Tanaka et al.
patent: 4575835 (1986-03-01), Nishikawa et al.
patent: 4603412 (1986-07-01), Yamazaki
patent: 4611319 (1986-09-01), Naito
Nippon Kogaku K. K.
Psitos Aristotelis M.
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