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. 01, 1997
Filed:
Nov. 03, 1995
Applicant:
Inventors:
Philip K Siu, Los Altos Hills, CA (US);
Lawrence K Lo, Los Altos Hills, CA (US);
Hing S Tong, Saratoga, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365200 ; 36518907 ; 365201 ;
Abstract
A memory system comprises a plurality of semiconductor memories with some bad bits, a substitution memory and a mapping logic to redirect external memory accesses to bad-bit locations in the semiconductor memories to good storage cells within the substitution memory.