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:
Jun. 27, 1995
Filed:
Sep. 22, 1993
Applicant:
Inventors:
Dean M Drako, Cupertino, CA (US);
Steven Roskowski, Sunnyvale, CA (US);
Assignee:
Apple Computer, Inc., Cupertino, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395600 ; 36422282 ; 3642525 ; 3642526 ; 3642554 ; 364D / ;
Abstract
In a computer system which includes devices capable of writing data and generating addresses to which such data is to be written, a device to which data is directed, and address, data, and control lines connecting the devices capable of writing data and generating addresses to the device to which data is directed, apparatus for placing control signals in unused bit positions of data words, apparatus for sensing the control signals placed in the data words, and apparatus responsive to the control signals placed in the data words for modifying the use made of the data.