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. 31, 1995
Filed:
Nov. 30, 1990
Daniel Carteau, Montigny le Bretonneux, FR;
Bull, S.A., Paris, FR;
Abstract
A dual-access protected electronic mass memory unit, the various elements of which comprise a plurality of logic boards connected to at least one peripheral controller (CNT.sub.1, CNT.sub.2) of the information processing system (H) to which the unit belongs. The electronic memory unit includes at least one electronic disk unit (DEI.sub.1, DEI.sub.2) including a motherboard (11, 21) containing the corresponding controller (CNT.sub.1, CNT.sub.2), and a plurality of daughter boards (12-13, 22-23) comprising an equal number of memory planes connected among one another two-by-two, the first of them being connected to the motherboard. The central processor and the electronic disk unit are connected by the motherboard to a first and second parallel bus (B.sub.1, B.sub.2).