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.

Date of Patent:
Apr. 14, 1998

Filed:

Dec. 01, 1993
Applicant:
Inventor:

Fumiyasu Hirose, Machida, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395877 ; 395877 ; 39520002 ;
Abstract

Data transferring buffer circuits for data exchange include a plurality of buffers corresponding to a plurality of data sources for independently receiving and storing data sent from the plurality of data sources, and a buffer limit signal generating circuit for delivering a buffer limit signal when the amount of data stored in a buffer reaches a predetermined limit. The buffer circuits also include a data read signal generating circuit for selecting one of the buffers and generating a data reading signal for the selected buffer. The data reading signal is generated based on a remaining amount of data and information concerning a vacancy at a buffer to which data is to be supplied. The buffer circuits also include a selected data delivery circuit for adopting data selected by the data read signal generating circuit and for delivering the adopted data.


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