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:
Oct. 06, 1998
Filed:
Aug. 18, 1997
Sony Corporation, , JP;
Abstract
A semiconductor memory comprising a memory cell array including a plurality of the memory cells arranged in a matrix, the memory cells being able to be written with and read out data; a reading/writing means for reading and writing data with respect to a selected memory cell; a plurality of auxiliary data storing means arranged in series, a first means among them being connected to the memory cell array and each of the auxiliary data storing means storing a part of the data stored in the memory cell array; a plurality of data output means, each of the data output means being connected to one of the auxiliary data storing means; and a plurality of external data buses, each of the external data buses being connected to one of the data output means; each of the data output means being able to independently output the data stored in a corresponding auxiliary data storing means to a corresponding external data bus.