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:
Sep. 20, 1994
Filed:
Jul. 22, 1992
Applicant:
Inventors:
Brian C Edem, San Jose, CA (US);
Richard P Helliwell, Colorado Springs, CO (US);
John T Johnston, San Jose, CA (US);
Richard F Lary, Colorado Springs, CO (US);
Assignees:
Digital Equipment Corporation, Maynard, MA (US);
National Semiconductor Corporation, Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395800 ; 395600 ; 3642318 ; 3642319 ; 36423221 ; 3642598 ; 364D / ; 3401462 ;
Abstract
A speed and memory control system and method for use with a sort accelerator having a rebound sorter. The speed and memory control system includes a variable length shift register which utilizes circulating RAM indexing, tag extraction lookahead features to speed up access of records, and merge lookahead and memory management features to provide quick and effective storage of records.