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:
Dec. 31, 1991
Filed:
Mar. 03, 1989
Takayoshi Taniai, Kawasaki, JP;
Atsushi Fujihira, Kawasaki, JP;
Fujitsu Limited, Kawaskai, JP;
Abstract
A direct memory access controller coupled to a system bus of a system including a memory, for controlling a data transfer by a direct memory access, includes a register registering a code which designates one of a plurality of descriptor formats, each of which defines both the number and type of descriptors necessary for the data transfer by the direct memory access, a group of registers for registering descriptors defined in one of the descriptor formats which is selected by the code registered in the register, a controller for controlling the data transfer by the direct memory access in accordance with the descriptors defined in the selected one of the descriptor formats registered in the register.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile