Information recording medium with track group indicators

Details Information recording medium with track group indicators Information recording medium with track group indicators

1989-12-29

1991-01-01

Levy, Stuart S.

Registers

Coded record sensors

Particular sensor structure

235487, 235494, 235456, G06K 1906

Patent

active

049820753

ABSTRACT:
An information recording medium comprises a plurality of record bands each having a plurality of information recording tracks arranged orthogonally to a direction of the track, and the record bands are arranged orthogonally to a direction of arrangement of the tracks. Identification fields are provided in the respective bands to allow identification of track groups.

REFERENCES:
patent: 3919697 (1975-11-01), Walker
patent: 4094010 (1978-06-01), Peperl et al.
patent: 4229808 (1980-10-01), Hui
patent: 4362928 (1982-12-01), Sheldon
patent: 4494226 (1985-01-01), Hazel et al.
patent: 4562577 (1985-12-01), Glover et al.
patent: 4571714 (1986-02-01), Mathews et al.
patent: 4605846 (1986-08-01), Duret et al.
patent: 4634850 (1987-01-01), Pierce et al.

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