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:
Jun. 03, 2008

Filed:

Aug. 27, 2002
Applicants:

Hiroshi Kawakami, Yokosuka, JP;

Ichiro Hayashi, Kashiwa, JP;

Fumiaki Ishino, Tokyo, JP;

Inventors:

Hiroshi Kawakami, Yokosuka, JP;

Ichiro Hayashi, Kashiwa, JP;

Fumiaki Ishino, Tokyo, JP;

Assignee:

NTT DoCoMo, Inc., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

A multiplex transmission apparatus is provided that conducts traffic control and discards priority control of an ATM network for transferring IP packets having a plurality of QoS conditions. The multiplex transmission apparatus includes an intermediately generated packet generator configured to generate an intermediately generated packet having second header information 'CID' based on first header information 'DSCP' of the IP packet, a buffer storage configured to store the intermediately generated packet in any of transmission waiting buffers based on the second header information “CID”, an extractor configured to extract out the intermediately generated packet from the transmission waiting buffers according to the second header information “CID”, and an ATM cell transmitter configured to load an ATM cell with the intermediately generated packet taken out and transmitting the ATM cell to the ATM network.


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