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:
Jul. 11, 2006

Filed:

Feb. 26, 1999
Applicants:

Syuji Takada, Kawasaki, JP;

Yasuhiro Ooba, Kawasaki, JP;

Inventors:

Syuji Takada, Kawasaki, JP;

Yasuhiro Ooba, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A common buffer memory control apparatus controls a common buffer memory which is used to store message data items each of which is divided into a plurality of cells based on an asynchronous transfer mode. The common buffer memory control apparatus includes a free block management table for managing whether each of blocks into which the common buffer memory divided is free or used, a block selecting unit for selecting a block of the common buffer memory which is free with reference to the free block management table, and a cell writing control unit for controlling a write operation for cells of a single message data item so that the respective cells of the single message data item are written in the block, selected by the block selecting means, of the common buffer memory.


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