Title:
COMMUNICATION SYSTEM
Document Type and Number:
Japanese Patent JP2018157288
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a communication system capable of more suitably coping with an abnormal state (such as unauthorized access) of a communication network.SOLUTION: In a communication system 12, a first communication device 20b generates a trigger signal St to transmit it to a communication network 14. A second communication device 20c receives the trigger signal St via the communication network 14, and generates a reply signal Sr to the trigger signal St to transmit it to the communication network 14. A monitoring device 20a receives the trigger signal St and reply signal Sr via the communication network 14, and determines an abnormal state of the communication network 14 on the basis of reception states of those to output the abnormal state.SELECTED DRAWING: Figure 1
Inventors:
KURAUCHI JUNJI
Application Number:
JP2017050690A
Publication Date:
October 04, 2018
Filing Date:
March 16, 2017
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
H04L12/70
Domestic Patent References:
| JP2013187555A | 2013-09-19 | |||
| JP2014123816A | 2014-07-03 | |||
| JP2013131907A | 2013-07-04 |
Foreign References:
| WO2016114301A1 | 2016-07-21 | |||
| WO2016088304A1 | 2016-06-09 |
Attorney, Agent or Firm:
Takehiro Chiba
Toshiyuki Miyadera
Takayuki Chima
Shuji Ouchi
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi
Akira Yamano
Toshiyuki Miyadera
Takayuki Chima
Shuji Ouchi
Yasuharu Nakasone
Shiro Sakai
Toru Sekiguchi
Akira Yamano