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. 21, 2000
Filed:
Apr. 02, 1998
Applicant:
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
710 20 ; 710 21 ; 710 22 ; 710 40 ; 710244 ; 714746 ; 714764 ; 714785 ; 714784 ; 714781 ;
Abstract
A data input-output device includes a single memory, an input interface unit for storing data in the memory, an operation unit for fetching the data from the memory, for performing operations on the data, and for updating the data in the memory when necessary, an output interface unit for transmitting the data in the memory that has been operated on by the operation unit to outside of the device, and a bus control unit for setting a priority for each of these units and for controlling memory access by these units according to the priorities every time a predetermined number of bytes of data is transferred.