METHOD AND DEVICE FOR TRANSFERRING CONTENT DATA AND DEVICE FOR RECORDING AND/OR REPRODUCTION Russian patent published in 2007 - IPC H04L9/08

Abstract RU 2305905 C2

FIELD: data transfer.

SUBSTANCE: in accordance to the invention, digital data are decoded, which are encrypted on basis of specific device key data, which is supposed to be transmission destination, data is extracted from decoded encrypted data, which is related to copying conditions, and recording of decoded encrypted data into recording device is performed on basis of extracted data, related to copy allowing conditions.

EFFECT: prevented unauthorized copying of data.

2 cl, 12 dwg

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RU 2 305 905 C2

Authors

Sako Eitiro

Inokuti Tatsuja

Furukava Sunsuke

Dates

2007-09-10—Published

2001-12-27—Filed