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. 24, 2016
Filed:
Dec. 22, 2011
Masato Nakamura, Chiyoda-ku, JP;
Tatsumi Yabusaki, Nagoya, JP;
Tomitsugu Sugimoto, Nagoya, JP;
MITSUBISHI ELECTRIC CORP., Tokyo, JP;
Abstract
The communication management apparatus includes a network-presence-check processing unit that performs network presence check processing for generating network presence information, a token-circulation-order determining unit that determines token circulation order using the network presence information, a setup processing unit that notifies each of communication nodes in the network of token circulation destination information, a token-frame processing unit that, after transmission of a data frame by a data-frame-communication processing unit, transmits, based on the token circulation order, a token frame including information concerning a transmission right acquiring apparatus that acquires a transmission right next and determines whether the transmission right acquiring apparatus of the transmission right acquiring apparatus information of the received token frame is the own apparatus, and the data-frame-communication processing unit that performs transmission and reception processing for a data frame for acquiring the transmission right.