Patent · US Expired

Image processing apparatus having function of magnification changing image data

US5771104A · kind A · utility

3Cited by
3References
29Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 9, 1995
Grant dateJun 23, 1998
Priority date
Expiry dateAug 9, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06T3/40
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An image processing apparatus includes a reader unit for reading original image data, a converting unit for converting the original image data to digital image data, a first magnification changing unit for magnifying/reducing the digital image data, an image data modification unit for modifying the magnification changed data, a second magnification changing unit for magnifying/reducing the modified data and a visualizing unit for visualizing an image on the basis of the second magnification changed data. According to the apparatus, the first magnifying/reducing is executed, and after the modification process, the second magnifying/reducing is executed. As a result, the function is improved in aspects of degrees of freedom of the modification operations.

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