ELECTRONIC DOCUMENT RASTERIZING METHOD AND ELECTRONIC DOCUMENT RASTERIZING DEVICE

Title:

ELECTRONIC DOCUMENT RASTERIZING METHOD AND ELECTRONIC DOCUMENT RASTERIZING DEVICE

Document Type and Number:

Japanese Patent JP2013025316

Kind Code:

A

Abstract:

To provide an electronic document rasterizing method and an electronic document rasterizing device.

The electronic document rasterizing method comprises: a thumbnail image rasterizing step of calculating an initial resolution for rasterizing a thumbnail image of an electronic document page by a display area size and a page size of an electronic document and then carrying out rasterization of the thumbnail image of the page; a page dividing step of dividing, based on a designated resolution and the display area size, the page into a plurality of regional blocks; a region-of-interest determining step of determining, in response to designation of a position of interest, a current region of interest in the plurality of regional blocks; and a region-of-interest rasterizing step of determining a document block belonging to the current region of interest and then rasterizing the current region of interest by rasterizing the document block belonging to the current region of interest on the basis of the designated resolution.

Inventors:

XU WENHUI
DU CHENG
HASEGAWA FUMIHIRO
INOUE KOICHI

Application Number:

JP2012162564A

Publication Date:

February 04, 2013

Filing Date:

July 23, 2012

Export Citation:

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Assignee:

RICOH CO LTD

International Classes:

G09G5/36; G06F3/048; G06T11/00; G09G5/00

Domestic Patent References:

JP2009053784A	2009-03-12
JP2011128700A	2011-06-30

Attorney, Agent or Firm:

Tadashige Ito
Tadahiko Ito

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