COMMUNICATION SYSTEM, COMMUNICATION DEVICE, CONTROL METHODS THEREOF, AND PROGRAM

Title:

COMMUNICATION SYSTEM, COMMUNICATION DEVICE, CONTROL METHODS THEREOF, AND PROGRAM

Document Type and Number:

Japanese Patent JP2023085014

Kind Code:

A

Abstract:

To provide a technique for reducing delay in topic generation.SOLUTION: A communication system for distributing a message generated by a distribution device to a communication device owned by a mobile object using a publish/subscribe-type communication method identifies the mobile object to generate identification information on the mobile object, generates a topic based on the identification information, subscribes the communication device to the topic generated based on the identification information on the mobile object in response to receiving a request for subscription registration including information specifying the mobile object from the communication device, and distributes information generated on the topic by the distribution device to the communication device subscribed to the topic.SELECTED DRAWING: Figure 1

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Inventors:

KATSURAGI TETSUYA

Application Number:

JP2021199457A

Publication Date:

June 20, 2023

Filing Date:

December 08, 2021

Export Citation:

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Assignee:

CANON KK

International Classes:

H04W4/06; G08G1/017; H04W4/021; H04W4/44

Attorney, Agent or Firm:

Patent Attorney Corporation Otsuka International Patent Office

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