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:
May. 21, 2019
Filed:
May. 11, 2015
Nec Corporation, Minato-ku, Tokyo, JP;
Yoshiaki Nishikawa, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
A communication system includes: a transmission unit configured to transmit each of a plurality of measurement packets at a predetermined transmission interval; a reception unit configured to receive the plurality of measurement packets which have passed through a predetermined network for a predetermined number of times; and an available bandwidth estimation unit configured to calculate a cumulative value of a queuing delay by using reception time information indicating temporal information about reception of the measurement packets and transmission time information indicating temporal information about transmission of the measurement packets, and estimate an available bandwidth of the network by using the calculated cumulative value of the queuing delay.