Patent ID: 8441664
Filing Date: 2013-05-14
Classification: B41J,G06F

Abstract:
1. A detection system comprising: an acquiring unit that acquires document data representative of a document which includes a plurality of pages; a selector that selects, for each page of the document, a first printing sheet which contains a detected element or a second printing sheet which does not contain the detected element such that at least one of each of the first printing sheet and the second printing sheet is selected; a supplier that supplies the first or the second printing sheet selected by the selector; a printer that sequentially prints the document acquired by the acquiring unit on the printing sheets supplied by the supplier; a detector that detects the detected element; a reporter that reports detection of the detected element by the detector; and a policy acquirer that acquires policy information relating to a security level of the document, wherein the policy information includes a ratio of a total number of the first printing sheets to a total number of the second printing sheets, the selector selects the first or the second printing sheets based on the policy information, and the selector sequentially selects the first or the second printing sheets according to the ratio in a random order.