DISK DEVICE FOR INFORMATION RECORDING AND DISK DEVICE FOR INFORMATION READING Russian patent published in 1996 - IPC

Abstract RU 2054203 C1

FIELD: information devices. SUBSTANCE: method of information recording involves spreading digital data, which are compressed in time, over a set of clusters, which are spaced by given number of sectors. Additional connecting sector, which length is greater than interleaving space between serial clusters, is added to connecting part of each cluster. Digital data are interleaved in series and recorded to disk-shaped storage medium in order to achieve interleaving during data storage according to "cluster-after-cluster" rule inside sector that connects cluster. Reading disk device provides output of recorded data by reading them from disk-shaped storage medium, which achieves interleave interval in each connecting part of each cluster, which contains given number of sectors. Generated data are interleaved and stored to disk-shaped storage medium. When data are read, they are decoded from interleave state and sectors, which connects clusters, are removed before data are stored in memory unit. Data that have been read start their storage to main memory unit, when their volume, which is stored in memory unit becomes lesser than given value. Memory unit in reading area stores data when their amount is greater than given amount. EFFECT: increased functional capabilities. 7 cl, 1 dwg

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RU 2 054 203 C1

Authors

Jasuaki Maeda[Jp]

Rio Ando[Jp]

Khideo Obata[Jp]

Khideki Nagasima[Jp]

Tadao Jesida[Jp]

Kazukhiko Fudzije[Jp]

Khirotosi Fudzisava[Jp]

Khirosi Mukava[Jp]

Dates

1996-02-10Published

1991-08-23Filed