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:
Sep. 07, 2004

Filed:

Nov. 30, 1998
Applicant:
Inventors:

Hiromichi Makishima, Yokohama, JP;

Yuji Obana, Yokohama, JP;

Hiroyuki Asano, Kawasaki, JP;

Toshiaki Ookubo, Yokohama, JP;

Hideo Abe, Yokohama, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/228 ; H04L 1/256 ;
U.S. Cl.
CPC ...
H04L 1/228 ; H04L 1/256 ;
Abstract

An ATM cell bridge apparatus and a cell bridging method as well as an information transmission system having a cell bridge apparatus by which a cell can be outputted in accordance with a priority degree even during multicast processing. The ATM cell bridge apparatus includes a buffer unit for storing cell data of input cells, a buffer control unit for controlling writing and reading out of the cell data into and from the buffer unit, a cell production control unit for managing multicast information of the cell data read out from the buffer unit by the buffer control unit and producing a cell to be outputted from header information of the cell data, and a cell outputting unit for outputting the cell produced by the cell production control unit and issuing a cell data readout request to the buffer control unit.


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