发明名称 |
DIGITAL AV DATA TRANSMITTING UNIT, DIGITAL AV DATA RECEIVING UNIT, DIGITAL AV DATA TRANSMITTING/RECEIVING UNIT, AND MEDIUM |
摘要 |
A digital AV data transmitting unit comprises a data importance judging section for judging the importance of digital AV data, a transmitting-side multiple authentication rule storage section stored with multiple kinds of authentication rules, a transmitting-side authentication selecting section for selecting one kind of rules from the transmitting-side multiple authentication rule storage section, and a transmitting-side authenticating section for carrying out authentication based on the selected authentication rules. A digital AV data receiving unit comprises an authentication requesting section for making an authentication request, a receiving-side multiple authentication rule storage section stored with the same authentication rules as those stored in the transmitting-side multiple authentication rule storage section, a receiving-side authentication selecting section for selecting the predetermined authentication rules selected by the transmitting-side authentication selecting section from the receiving-side multiple authentication rule storage section, and a receiving-side authenticating section for carrying out authentication based on the authentication rules selected on the receiving side. <IMAGE> |
申请公布号 |
EP0977436(A4) |
申请公布日期 |
2000.05.03 |
申请号 |
EP19990902852 |
申请日期 |
1999.02.08 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
NISHIMURA, TAKUYA;IITSUKA, HIROYUKI;YAMADA, MASAZUMI;GOTOH, SHOICHI;TAKECHI, HIDEAKI;USUKI, NAOSHI |
分类号 |
G06F21/10;G06F21/24;H04H20/00;H04H60/13;H04H60/23;H04L9/08;H04L9/10;H04L9/32;H04L29/08;H04N5/913;H04N7/167;H04N21/2347;H04N21/4627 |
主分类号 |
G06F21/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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