Patent ID: 9473317
Filing Date: 2016-10-18
CPC Classification: H04L,H04W

Claim Text:
1. A communication apparatus comprising: a wireless interface circuit that performs transmission and reception of a message with outside of the communication apparatus; an operation-mode storing memory that stores information related to an operation mode of the communication apparatus, the operation mode including a publisher mode and a subscriber mode; an identification-information storing memory that stores a first identifier indicating that the communication apparatus belongs to a first group; a message processing circuit that generates a message that is transmitted by the wireless interface circuit, and analyzes a message that is received by the wireless interface circuit; and a nonvolatile memory, wherein when the communication apparatus is determined to be a publisher based on a mode stored in the operation-mode storing memory, the message processing circuit generates a transmission message including the first identifier to be output by the wireless interface circuit to outside of the communication apparatus, and when the communication apparatus is determined to be a subscriber based on a mode stored in the operation-mode storing memory, the message processing circuit analyzes whether a reception message received by the wireless interface circuit includes the first identifier, and stores data included in the message when the first identifier is included in the reception message, and does not store data included in the message when the first identifier is not included in the reception message.