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:
Mar. 24, 1992

Filed:

Feb. 12, 1990
Applicant:
Inventor:

Douglas M Keenan, Indianapolis, IN (US);

Assignee:

Thomson Consumer Electronics, Inc., Indianapolis, IN (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
34082572 ; 34082569 ; 34082552 ; 34082522 ;
Abstract

A controller copies a single subroutine from a ROM memory into a RAM memory and modifies the subroutine to enable it to access all locations of a number of irregularly sized matrices by changing the addresses contained in the subroutine in accordance with a list of addresses stored in ROM.


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