The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 04, 1997

Filed:

Jun. 19, 1991
Applicant:
Inventors:

Hajime Kamata, Kawasaki, JP;

Tsuneo Katsuyama, Kawasaki, JP;

Toshimitsu Suzuki, Kawasaki, JP;

Yu Minakuchi, Tokyo, JP;

Katsutoshi Yano, Tokyo, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345120 ; 395314 ;
Abstract

A multiwindow display control method and apparatus for easily controlling a display of a plurality of groups of windows each group including a plurality of windows. The invention includes plural frame memory control units each storing pixel data to be displayed on one of the windows, a first group number of a group of windows to which the window belongs, and a priority number for identifying a display priority among the windows included in the same group of windows. The invention further provides an outline generating unit for generating a second group number each identifying one of the group of windows; a pixel data arbitration unit for determining a group of windows having the first group number which coincides with the second group number, and for determining a window to be displayed having a highest priority number of the determined group of windows; and a display unit for displaying pixel data of the determined window.


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