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.
Patent No.:
Date of Patent:
Dec. 13, 2016
Filed:
Dec. 14, 2012
Applicant:
Nec Corporation, Tokyo, JP;
Inventor:
Takashi Oshiba, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 25/02 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 43/0805 (2013.01); H04L 25/0262 (2013.01); H04L 43/062 (2013.01); H04L 43/12 (2013.01); H04L 69/24 (2013.01);
Abstract
A first terminalincludes: a local terminal transmission rate acquisition unitfor acquiring a transmission rate of an application in the first terminal; a search range control unitfor deciding an upper limit of a search range of an available bandwidth of a communication line, using the transmission rate; and a probe packet transmission unitfor transmitting a probe packet to a second terminalin a bandwidth less than or equal to the upper limit. The second terminalincludes: a probe packet receiving unitfor receiving the probe packet; and an available bandwidth estimation unitfor estimating the available bandwidth based on the received probe packet.