Method and apparatus for key distribution for secure digital...

Details Method and apparatus for key distribution for secure digital... Method and apparatus for key distribution for secure digital...

H - Electricity

04

N

H04N 21/266 (2011.01)

Patent

CA 2630918

Key distribution within a digital cinema presentation facility (140) occurs according to a retrieval process (200, 300) that provides for automatic retrieval at a scheduled time. The process further includes redundant mechanisms to transfer the necessary keys, in different ways to enable theater personnel to obtain the required key in a variety of different ways.

L'invention se rapporte à la distribution de clé dans un équipement de présentation de cinéma numérique (140), cette distribution étant effectuée selon un processus d'extraction (200, 300) qui permet une extraction automatique à un moment programmé. Ce processus comporte également des mécanismes redondants pour transférer les clés nécessaires de différentes manières pour permettre au personnel du cinéma d'obtenir la clé requise de différentes manières.

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