发明名称 High-bandwidth digital content protection during rapid channel changing
摘要 A method and apparatus are disclosed for providing High-Bandwidth Digital Content Protection during a channel change process. The method and apparatus include detection of High-Bandwidth Digital Content Protection capability on a receiver during an interface event. High-Bandwidth Digital Content Protection authentication is delayed for a predetermined time period to allow the channel change process to stabilize. The invention reduces a performance penalty associated with the channel change process.
申请公布号 US7398547(B2) 申请公布日期 2008.07.08
申请号 US20040847852 申请日期 2004.05.19
申请人 PACE PLC. 发明人 DECARMO LINDEN
分类号 G06F17/30;G06F17/00;H04L9/00;H04N7/16 主分类号 G06F17/30
代理机构 代理人
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