Dynamic magnetic information storage or retrieval – Monitoring or testing the progress of recording
Patent
1987-07-27
1989-07-18
Mis, David
Dynamic magnetic information storage or retrieval
Monitoring or testing the progress of recording
360 91, 360 191, 360 381, 358343, H04N 578
Patent
active
048498335
ABSTRACT:
An image signal recording apparatus of the kind handling and recording on a recording medium an image signal which corresponds to a still image consisting of a plurality of horizontal scanning lines and which consists of a plurality of horizontal scanning line information signals corresponding to the horizontal scanning lines is arranged to receive the image signal by the unit of the horizontal scanning line information signal; to obtain horizontal scanning line information data by digitizing the horizontal scanning line information signals; and to form an n number (n: an integer which is at least one) of recording tracks on the recording medium by recording on the medium the horizontal scanning line information data which corresponds to an m number (m: an integer which can be expressed as 1.ltoreq.m.ltoreq.10) of horizontal scanning lines.
REFERENCES:
patent: 4353098 (1982-10-01), Heinz et al.
patent: 4398219 (1983-08-01), Yasuda
patent: 4542419 (1985-09-01), Morio et al.
patent: 4665444 (1987-05-01), van der Werf et al.
Masui Toshiyuki
Nakayama Tadayoshi
Sato Chikara
Yoshimura Katsuji
Canon Kabushiki Kaisha
Mis David
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