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:
Oct. 09, 2012
Filed:
Feb. 22, 2010
Tamotsu Matsuo, Osaka, JP;
Tamotsu Matsuo, Osaka, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
A packet transmission apparatus includes: a plurality of communication ports; a switch for switching packets; a storage unit which stores a plurality of queues for respectively holding packets to be output from the plurality of communication ports; and a stop signal generating unit. The stop signal generating unit generates a stop signal for stopping packets directed to one of the communication ports from being input into the switch, if the amount of packets held in the queue for the one communication port is equal to or larger than a certain first threshold value, and if the sum of the amounts of packets held in the plurality of queues is equal to or larger than a certain second threshold value.