发明名称 Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function
摘要 A system comprising a recording apparatus for recording record information onto a recording medium and a reproducing apparatus for reading the record information from the recording medium and outputting it to reproduce, is provided. The record information includes: image information; a first identification information which represents any one of never copy, one copy and copy free; and a second identification information which represents either the never copy or the one copy. The never copy indicates copying is prohibited. The one copy indicates copying is once permitted. The copy free indicates copying is permitted. The recording apparatus controls recording the record information, and determines whether or not the record information is to be encrypted based upon the first identification information and the second identification information. The reproducing apparatus controls outputting the record information based upon the first identification information and whether the record information has been encrypted or not.</PTEXT>
申请公布号 US6633723(B1) 申请公布日期 2003.10.14
申请号 US19990346748 申请日期 1999.07.02
申请人 PIONEER ELECTRIC CORPORATION 发明人 KURODA KAZUO;SUZUKI TOSHIO;MORIYAMA YOSHIAKI;SUGAYA KAZUMI
分类号 H04N5/91;G09C1/00;G11B20/00;G11B20/10;H04N5/85;H04N5/913;H04N7/08;H04N7/081;(IPC1-7):H04N5/91 主分类号 H04N5/91
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