Patent ID: 9742351
Date: 2017-08-22
CPC Classifications: G05B,H02S,Y02E

Claim:
1. An apparatus for collecting state information of a solar module, the apparatus comprising: a modem mapped to a solar module, and configured to acquire state information of the solar module according to reception of a module unit data collection request signal, and transmit the acquired state information of the solar module; a repeater mapped to a string, and configured to transmit the module unit data collection request signal to the modem according to reception of a string unit data collection request signal, process the state information of the solar module transmitted from the modem, and transmit the processed state information of the solar module; and a gateway mapped to an array, and configured to transmit the string unit data collection request signal to the repeater, receive the state information of the solar module transmitted from the repeater, and transmit the received state information of the solar module, wherein the gateway switches from a sleep mode to an active mode according to a predetermined collection period, and transmits a string unit data collection request signal to a repeater connected to the gateway.