Dynamic magnetic information storage or retrieval – General recording or reproducing – Signal switching
Patent
1984-06-08
1986-12-09
Canney, Vincent P.
Dynamic magnetic information storage or retrieval
General recording or reproducing
Signal switching
360 32, 360 64, G11B 1512, G11B 500
Patent
active
046283730
ABSTRACT:
The rotating-head PCM record/reproduce apparatus has record and reproduce heads of which the reproduce heads are disposed to scan the recorded track formed by the record heads with a delay of a rotation angle of 90.degree. thereby reading immediately after recording, and circuits for converting analog signal to digital signal, and for compressing the timebase of the digital signal, the compressed digital signal being supplied to the record heads so that no signal is supplied to the record head while the reproduce heads are reading the recorded signal.
REFERENCES:
patent: 4489354 (1984-12-01), Dann
Arai Takao
Noguchi Takaharu
Takahashi Hiroaki
Yamazaki Shigeru
Canney Vincent P.
Hitachi , Ltd.
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