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. 17, 2009
Filed:
May. 05, 2005
Applicant:
Takashi Sugimoto, Kasugai, JP;
Inventor:
Takashi Sugimoto, Kasugai, JP;
Assignee:
Fujitsu Microelectronics Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A data processor capable of preventing the occurrence of overrun, while efficiently performing DMA transfer. An SIO of a data processor starts the transmission of transmission data only when transmission data is stored in a transmission buffer and a reception buffer has no space available for data storage.