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:
Jan. 17, 1989

Filed:

Feb. 28, 1986
Applicant:
Inventors:

Robert C Rose, Hudson, MA (US);

Ned C Forrester, Falmouth, MA (US);

Assignee:

Digital Equipment Corporation, Maynard, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364518 ; 340724 ; 340727 ; 364521 ;
Abstract

Circuitry to enable pixel signals, which represent information that is stored in a first section of memory (and which information defines an image, or images to be viewed on a CRT display) to be transferred to a different section of memory and in the course of the transferral be: expanded or reduced in number; and/or rotated, by arbitrary angles from the original orientation of the image; and/or have the holes, or missing pixels, which occur because of the rotation by the arbitrary angles filled in, or replaced.


Find Patent Forward Citations

Rose, Robert. (1989). Transformation circuit to effect raster operations (U.S. Patent No. 4799173). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4799173

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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