Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular communication authentication technique
Reexamination Certificate
2005-07-05
2005-07-05
Song, Hosuk (Department: 2135)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Particular communication authentication technique
C713S189000, C713S193000
Reexamination Certificate
active
06915427
ABSTRACT:
A license hub including a hub apparatus to which one or more apparatus and devices can be electrically connected, and a safe storage device for storing therein keys used to decode the encrypted contents data is added to the existing system to construct a license network. A controller of the license network acquires the information of various kinds of apparatuses and devices which are electrically connected to the license hub, and determines automatically the apparatus and/or the device suitable for executing the processing when carrying out the playback of contents or movement of the key to execute these processings.
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Iguchi Shinya
Katayama Kunihiro
Maruyama Jun-ichi
Mizushima Nagamasa
Totsuka Takashi
Hitachi , Ltd.
Mattingly ,Stanger ,Malur & Brundidge, P.C.
Song Hosuk
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