Electrical computers and digital processing systems: support – Multiple computer communication using cryptography – Protection at a particular protocol layer
Reexamination Certificate
2006-05-09
2006-05-09
Wright, Norman M. (Department: 2134)
Electrical computers and digital processing systems: support
Multiple computer communication using cryptography
Protection at a particular protocol layer
C713S193000, C713S190000, C380S027000, C380S026000, C380S054000
Reexamination Certificate
active
07043645
ABSTRACT:
A reproducing apparatus for reproducing data from a recording medium and supplying the data to an external apparatus for recording of the data. The reproducing apparatus has a plurality of authenticators for authenticating the external apparatus and the reproducing apparatus selects an authenticator corresponding to a type of the data reproduced from the recording medium and conducts authentication with the external apparatus. After authentication is confirmed, the reproducing apparatus sends the data to the external apparatus to record the data by the external apparatus.
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Arai Takao
Kawamae Osamu
Kimura Hiroyuki
Takeuchi Toshifumi
Yoshiura Hiroshi
Antonelli, Terry Stout and Kraus, LLP.
Hitachi , Ltd.
Wright Norman M.
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