Dynamic magnetic information storage or retrieval – Record editing
Patent
1988-01-13
1991-02-05
Psitos, Aristotelis M.
Dynamic magnetic information storage or retrieval
Record editing
360 7714, H04N 578
Patent
active
049910310
ABSTRACT:
A rotating head type reproducing apparatus arranged to reproduce a recorded signal by tracing, one after another, with rotating heads many recording tracks formed on a record bearing medium at a given track pitch comprises: Moving apparatus for moving the record bearing medium in a direction crossing the recording tracks; shifting apparatus for shifting the positions of the rotating heads in a direction crossing their rotation plane; means apparatus for generating a pulse signal related to the record bearing medium moving operation of the moving apparatus; apparatus for generating timing signals related to the rotation of the rotating heads; first count apparatus for counting the pulse signal, the count value of the first count apparatus being arranged to return to an initial data every time a predetermined number n of the pulse signal is counted; second count apparatus arranged to read a data corresponding to the count value of the first count apparatus at a timing related to the timing signal and to count the pulse signal; and control apparatus which forms a control signal for controlling the shifting apparatus by using the count data of the second count apparatus.
REFERENCES:
patent: 4370685 (1983-01-01), Hosoi et al.
patent: 4393416 (1983-07-01), Takeuchi et al.
patent: 4393417 (1983-07-01), Kobayashi et al.
patent: 4549234 (1985-10-01), Sakamoto
patent: 4573089 (1986-02-01), Maeda et al.
patent: 4630146 (1986-12-01), Takayama et al.
Edakubo Hiroo
Kozuki Susumu
Nagasawa Kenichi
Takayam Nobutoshi
Takei Masahiro
Canon Kabushiki Kaisha
Psitos Aristotelis M.
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