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Patent Searching and Data


Title:
MASK GRAPH GENERATING METHOD
Document Type and Number:
Japanese Patent JPH04280161
Kind Code:
A
Abstract:

PURPOSE: To realize the mask graph generating method whose job is implemented easily without use of a positive film.

CONSTITUTION: At first, the entire picture is displayed on a graphic display device (step S2) and plural zoom areas are designated on the displayed entire picture (step S6). In the designation processing of a mask graph (step S7), one of plural zoom areas is magnified and displayed according to the designated sequence and an apex of the mask graph is designated on the displayed zoom area and the mask graph is generated based on the designated apex.


Inventors:
KURIHARA DAIKI
SASAHARA MASAYUKI
Application Number:
JP6888591A
Publication Date:
October 06, 1992
Filing Date:
March 07, 1991
Export Citation:
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Assignee:
DAINIPPON SCREEN MFG
International Classes:
G03F1/00; G06T11/80; G09G5/00; G09G5/36; H04N1/38; (IPC1-7): G03F1/00; G06F15/62; G09G5/00; G09G5/36; H04N1/38
Attorney, Agent or Firm:
Takao Igarashi (1 outside)