发明名称 Image processing apparatus, for limiting access to stored information to a system administrator, and method thereof
摘要 Trace information showing a fact that an illegal output request has been issued from any one of data processing apparatuses is managed. Under an output environment such that an output apparatus is shared from a plurality of data processing apparatuses, when it is detected that a kind of data received by a CPU is specific data such that an output is legally limited, information to identify a transfer source side of the specific data or the received data is preserved and managed in an RAM or the like.
申请公布号 US7305150(B2) 申请公布日期 2007.12.04
申请号 US20030457423 申请日期 2003.06.10
申请人 CANON KABUSHIKI KAISHA 发明人 SHIBAHARA YASUKO;NOGUCHI YASUTAKA
分类号 B41J29/38;G06K9/60;B41J5/30;G06F3/12;H04N1/00;H04N1/32;H04N1/419 主分类号 B41J29/38
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