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:
Jan. 30, 2018

Filed:

Dec. 10, 2014
Applicant:

Hitachi, Ltd., Tokyo, JP;

Inventors:

Naoki Tanida, Tokyo, JP;

Takashi Isobe, Tokyo, JP;

Takeki Yazaki, Tokyo, JP;

Tetsuya Oohashi, Tokyo, JP;

Assignee:

HITACHI, LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/807 (2013.01); H04L 12/64 (2006.01); H04L 12/911 (2013.01);
U.S. Cl.
CPC ...
H04L 47/27 (2013.01); H04L 12/6418 (2013.01); H04L 47/82 (2013.01);
Abstract

A transmission apparatus includes: a sending unit configured to send data to a receiver apparatus via the network; a receiving unit configured to receive acknowledgement data including an acknowledgement and information on a receive window size from the receiver apparatus via the network; a transmission bandwidth controller configured to control a bandwidth for data to be sent from the sending unit; a transmission bandwidth restriction unit configured to restrict the bandwidth controlled by the transmission bandwidth controller in such a manner that a data size of data for which no acknowledgement is received from the receiver apparatus among data which is sent is equal to or smaller than an upper limit size determined from the receive window size; and a switching controller configured to switch activation and inactivation of the transmission bandwidth restriction unit based on the data size and the receive window size.


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