Patent ID: 9385826
Filing Date: 2016-07-05
CPC Classification: H04J,H04L

Claim Text:
1. A communication apparatus connected to a plurality of slave stations via a network, comprising: a transmitter and a receiver configured to communicate with the plurality of slave stations; and a processor configured to: wherein, in response to the identified delay element being in a faulty slave station from among the plurality of slave stations, the transmitter transmits a warning indication to the faulty slave station in which the determined abnormal delay has been identified, wherein, in response to the identified delay element being not in one of the plurality of slave stations and being between two of the plurality of slave stations, the transmitter transmits the warning indication to an adjacent slave station from among the plurality of slave stations, which is adjacent to the identified delay element, and wherein, in response to the warning indication, one of the faulty slave station and the adjacent slave station is configured to output an alarm showing an occurrence of the determined abnormal delay.