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(19)

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2 226 720

(13)

(51)

IPC

(21) (22)

Application

2000125893/28, 1999-03-15

(24)

Start date

1999-03-15

(22)

Actual filing date

1999-03-15

(45)

Published

2004-04-10

(72)

Inventor

Van Den Ehnden Gejsbert J.Sprejt Jokhannes Kh. M.Van Vlerken Jokhannes J. L. M.Drenten Ronald R.

(73)

Holder

Koninklejke Filips Ehlektroniks N.V.

OPTICAL RECORD MEDIUM Russian patent published in 2004 - IPC

Abstract RU 2226720 C2

FIELD: optical record media. SUBSTANCE: optical record medium has parallel tracks for recording user s information in the form of combination of optically detected labels, tracks being provided with control information. Tracks are grouped in pairs of adjacent tracks. Control information is identical in both tracks of pair and different in tracks of different pairs. EFFECT: reduced impact of cross distortions on adjacent tracks. 9 cl, 5 dwg

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RU 2 226 720 C2

Authors

Van Den Ehnden Gejsbert J.

Sprejt Jokhannes Kh. M.

Van Vlerken Jokhannes J. L. M.

Drenten Ronald R.

Dates

2004-04-10—Published

1999-03-15—Filed