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:
Mar. 29, 1988
Filed:
Feb. 17, 1984
Hitachi, Ltd., Tokyo, JP;
Abstract
A data processing system having a plurality of FIFO memories and a plurality of ALUs and in which a FIFO memory may be selected to receive a set of data signals from an ALU and at the same time to be selected to provide a set of data signals to another ALU, with the result that the selected FIFO memory performs read and write operations concurrently and intermittently. Also, a set of data signals held by one of the FIFO memories may be transferred to a selected ALU for effecting a logical or arithmetic operation thereon, and the data signals representing the result of the logical or arithmetic operation thereon, and the data signals representing the result of the logical or arithmetic operation by the selected ALU may be transferred to another FIFO memory.