Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Particular node for directing data and applying cryptography
Reexamination Certificate
2011-04-19
2011-04-19
Dada, Beemnet W (Department: 2435)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Particular node for directing data and applying cryptography
C713S150000, C713S168000, C713S173000, C726S002000
Reexamination Certificate
active
07930536
ABSTRACT:
In view of the fact that devices connected on a home network are located in home, that is, at close range and therefore a user can physically access the devices within a relatively short period of time, identifying whether or not a home server for distributing the contents and a client terminal using the contents are connected to the same home network based on whether or not they can share access to the same physical medium within a short period of time. The authenticity of devices connected on a home network connected to an external network via a router is authenticated.
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Honda Yasuaki
Igarashi Tatsuya
Nakano Takehiko
Takabayashi Kazuhiko
Dada Beemnet W
Finnegan, Henderson Farabow, Garrett and Dunner L.L.P.
Schwartz Darren B
Sony Corporation
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