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Patent Searching and Data


Title:
PICTURE PROCESSOR
Document Type and Number:
Japanese Patent JPH05130402
Kind Code:
A
Abstract:

PURPOSE: To reduce the cost of hardware.

CONSTITUTION: In this picture processor in which a surrounding picture elements of a noticed picture element is referenced to apply generation, division or gradation-correction to the noticed picture element, thereby implementing picture element processing such as antialiasing, the referencing of the surrounding picture elements is implemented while being divided into primary referencing and secondary referencing, AND gates 301, 302, an OR gate 303 and reference picture element switching circuits 304-306 are used to reference the picture element closest to the noted picture element through the primary referencing and a condition discrimination table 307 revises the secondary referencing picture elements.


Inventors:
SHOJI ATSUYUKI
Application Number:
JP29264491A
Publication Date:
May 25, 1993
Filing Date:
November 08, 1991
Export Citation:
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Assignee:
CANON KK
International Classes:
B41J2/52; G06T5/20; H04N1/387; H04N1/40; H04N1/409; (IPC1-7): B41J2/52; G06F15/68; H04N1/40
Attorney, Agent or Firm:
Yasunori Otsuka (1 person outside)