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Paging method of sequential scanning

A paging and scanning line technology, applied in the direction of image communication, electrical components, etc., can solve the problems of missing image information and not being acceptable to users

Active Publication Date: 2008-01-30
AVISION PRECISION IND (SUZHOU) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, the image information of these four corners will be missed, and this situation has gradually become unacceptable to users.

Method used

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  • Paging method of sequential scanning

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Embodiment Construction

[0017] 3 to 6 show schematic diagrams of a sheet-fed scanner applying the continuous scanning pagination method of the present invention. As shown in FIGS. 3 to 6 , the paper-fed scanner of the present invention includes a scanning module 10 , a paper-feeding mechanism 20 and a document detector 30 . The microprocessor 40 is usually located on a computer device (not shown) connected to the scanner, or can also be configured on the scanner, and performs paging processing according to software or firmware. The document detector 30 is an optional component, as long as more images can be scanned, the subsequent paging process can be easily executed.

[0018] The scanning module 10 has a light sensor 11 for converting the optical signal from the document into an analog electrical signal S1 and a front-end processing circuit 12 for performing front-end processing on the analog electrical signal S1 and converting it into a digital signal S2. The front-end processing circuit 12 is co...

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Abstract

A continuous scanning paging method comprises such steps: a plurality of files are fed to pass the scanning line; before the first file of a plurality of files reaches to the scanning line, a plurality of images that can be captured at the scanning line begin to continuously be captured, which is stopped until the final file of the files being fed to pass the scanning line, thus generating a plurality of pages of analog signals; a plurality of pages of analog signals are dealt into a plurality of pages of digital signals; and image processing of the pages of digital signals is carried out to produce a plurality of signal page digital signals corresponding to the files.

Description

technical field [0001] The invention relates to a paging method for continuous scanning, in particular to a method for skew-correcting a single image generated by scanning a multi-page document by a scanning module and dividing it into multi-page images. Background technique [0002] When a traditional sheet-fed scanner performs a sheet-fed scanning operation, the sheet-feeding mechanism will feed the documents one by one through the scanning area, so that the scanning module can scan these documents. However, when the rollers of the paper feeding mechanism are worn or the user does not place the documents correctly, the fed documents will be skewed. [0003] FIG. 1 shows a schematic diagram of a document 100 scanned by a conventional sheet-fed scanner. FIG. 2 is a schematic diagram showing the result of scanning a skewed document 100 by a conventional sheet-fed scanner. As shown in Figure 1, the scanner determines the leading edge 101 of the document 100, usually through ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N1/04H04N1/387
Inventor 廖俊杰
Owner AVISION PRECISION IND (SUZHOU) CO LTD
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