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:
Aug. 12, 1997
Filed:
Apr. 28, 1995
Hitachi, Ltd., Tokyo, JP;
Hitachi Engineering Co., Ltd., Ibaraki-ken, JP;
Abstract
A graphic data generating apparatus includes a data processor, a graphic memory, and a graphic processor. The data processor outputs instructions to the graphic processor for processing graphic data. The instructions include a drawing instruction for transferring graphic data stored in a predetermined location in the graphic memory to another predetermined location in the graphic memory. The graphic memory stores pixel data defining the graphic data and each of the pixel data having a plurality of bits. The graphic processor performing read out of word data having a plurality of pixel data at a word position of the graphic memory specified by a source memory address, selecting pixel data specified by a source pixel address in the readout word and writing the selected pixel data in the graphic memory at a pixel position specified by a destination pixel address of word data specified by the destination memory address.