Content service method, content relay method, content output method and servers, output devices and transmission/receving systems employing said methods

Provided are a system and a method for transmitting and receiving content audio-visual or multimedia at home. The content service method includes: reconstructing encrypted compressed content back into compressed contents by decrypting the encrypted compressed content according to a first scheme; enc...

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Bibliographic Details
Main Authors CHOI, YANG-LIM, YOU, YOUNG-KUK, KIM, CHI-HURN
Format Patent
LanguageEnglish
French
German
Published 02.04.2008
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRIC DIGITAL DATA PROCESSING
ELECTRICITY
PHYSICS
PICTORIAL COMMUNICATION, e.g. TELEVISION
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Summary:Provided are a system and a method for transmitting and receiving content audio-visual or multimedia at home. The content service method includes: reconstructing encrypted compressed content back into compressed contents by decrypting the encrypted compressed content according to a first scheme; encrypting the reconstructed compressed content according to a second scheme; and transmitting the encrypted compressed content via a predetermined link. Therefore, the encrypting and decrypting of contents are easily supported without an encoding process in a content server terminal at home.
Bibliography:Application Number: EP20050254865