Communication system, monitoring device of ring network, and flow rate monitoring method of ring network
US8976809B2 · kind B2 · utility
0Cited by
2References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 4, 2013 |
| Grant date | Mar 10, 2015 |
| Priority date | — |
| Expiry date | May 27, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L43/0811
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A communication system includes a plurality of communication devices forming a ring network and a monitoring device. Each of the plurality of communication devices appends, to a frame that the communication device relays, an ID tag indicating the number of communication devices relaying that frame in the ring network. The monitoring device refers to frames received by a predetermined communication device and having the ID appended thereto, and tallies an amount of data for frames for each number of relaying communication devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.