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.
Patent No.:
Date of Patent:
Jul. 18, 1995
Filed:
Jan. 27, 1994
Kubota Corporation, Osaka, JP;
Abstract
An image data processing device having a multi-processor includes a plurality of local frame buffers, each coupled to a different one of a plurality of processors, and an image mixing device for mixing image data outputted from the local frame buffers periodically and transferring the mixed data to a screen, Each of the local frame buffers includes a demand paging device for assigning a memory unit of predetermined size to only a portion of the screen accessed by one of the plurality of processors to which the local frame buffer is coupled. The demand paging device includes a patch table for storing an assigning situation for the rectangular areas of the screen, Each patch of the patch table corresponds to the rectangular area of the screen, and stores information regarding an access to a portion of the screen by the one of the plurality of processors and address information of a memory unit assigned to the portion of the screen accessed by the one of the plurality of processors.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile