07058810 is referenced by 13 patents and cites 12 patents.

A data terminal equipment retrieves index data indicating content data. Then, the data terminal equipment authenticates the content data based on the index data. Only if the authenticity of the content data has been confirmed, the data terminal equipment retrieves the content data from a first server.

Title
Data terminal equipment
Application Number
9/866774
Publication Number
7058810 (B2)
Application Date
May 30, 2001
Publication Date
June 6, 2006
Inventor
Yuji Shimizu
Koga
JP
Masayuki Kumazawa
Kasuya-gun
JP
Agent
Wenderoth Lind & Ponack L
Assignee
Matshushita Electric Industrial
JP
IPC
H04L 9/20
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