Patent · US Expired

Method for determining logical components of a document

US7386789B2 · kind B2 · utility

87Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 2004
Grant dateJun 10, 2008
Priority date
Expiry dateJan 21, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F40/166
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method for determining logical components of a portable document format (PDF) document is disclosed. The method includes separating the document into a plurality of layers. A PDF document is created for each of the plurality of layers. The method also includes determining a logical structure for each layer. The logical structures of the plurality of layers are combined to determine the logical components of the PDF document.

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