Patent · US Active

Page proofreading method and apparatus

US9111396B2 · kind B2 · utility

1Cited by
0References
13Claims
0Family size

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Key dates

Filing dateDec 2, 2013
Grant dateAug 18, 2015
Priority date
Expiry dateFeb 12, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F40/194
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The present invention discloses a method and apparatus for page proofreading, the method comprising: splitting a document before modification to at least one single page document file before modification and splitting a document after modification to at least one single page document file after modification; adding the at least one single page document before modification into a first page, adding the at least one single page document after modification into a second page; setting correlativity between each of the single page documents before modification in the first page and each of the single page documents after modification in the second page; comparing pixel elements of the previews of the single page document before modification and the single page document after modification for all of the first pages and the second pages that correlated with each other; if there are different parts, displaying the comparison result by marking the different parts.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.