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:
Dec. 20, 1988
Filed:
Oct. 31, 1986
Applicant:
Inventors:
Ronald B Arps, San Jose, CA (US);
Ehud D Karnin, Kiriat-Motzkin, IL;
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
371 48 ; 341 94 ;
Abstract
Method and means for detecting any single errors introduced into an arithmetic data compression code string as a result of coding, transmission, or decoding through testing according to a modulo-n function, n being an odd number not equal to +1 or -1, an arithmetic compression coded data stream C'(s) genmerated by n-scaling an arithmetically recursive function that produces a non-scaled arithmetically data compressed code stream C(s) as a number in the semi-open coding range [0,1].