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:
Jan. 12, 1993
Filed:
Jun. 13, 1989
Applicant:
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; G06F / ; G06F / ; G06F / ;
U.S. Cl.
CPC ...
395425 ; 3642383 ; 3642386 ; 364239 ; 364240 ; 3642405 ; 3642423 ; 36424231 ; 36424234 ; 36424232 ; 36424291 ; 364243 ; 3642432 ; 3642463 ; 3642465 ; 364D / ; 364D / ;
Abstract
An apparatus having a storage device for storing information, a CPU for controlling the information and the overall apparatus, and a data bus connecting these constituent elements, there are disposed a plurality of retrieval devices for retrieving information so as to effect concurrent retrieval processing. The retrieval device includes a circuit to conduct a hardware retrieval, a processing unit to achieve a software retrieval, and a data bus connecting these components. The retrieval data is subdivided into partitions by the CPU so as to be subjected to parallel processing in the respective retrieval devices in a distributed fashion.