发明名称 AUTHENTICATION AND VERIFICATION WITHIN A DIGITAL CAMERA ARCHITECTURE
摘要 An enhanced digital camera includes a non-volatile memory in which is stored a security value used to produce digital signatures for photographs. A processor within the enhanced digital camera processes a photograph by hashing digital data for the photograph to produce a hash digest. The processor then performs a digital signature function using the security value in order to produce a digital signature for the photograph.
申请公布号 WO0049797(A1) 申请公布日期 2000.08.24
申请号 WO1999US28290 申请日期 1999.11.30
申请人 PHILIPS ELECTRONICS NORTH AMERICA CORPORATION 发明人 WALLACE, JOSEPH, VICTOR;BUER, MARK, LEONARD;KOWALSKI, JOHN, FRANCIS
分类号 G06T1/00;G09C1/00;H04L9/32;H04N1/32;H04N1/387;H04N5/225;H04N101/00;(IPC1-7):H04N1/32 主分类号 G06T1/00
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