POWER INFORMATION TRANSMITTING AND RECEIVING SYSTEM IN SMART GRID
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United States of America Patent
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Issued Date -
Jun 23, 2016
app pub date -
Dec 7, 2015
filing date -
Dec 7, 2015
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Abstract
A power information transmitting and receiving system in a smart grid comprises: a plurality of home appliances for creating power information by matching consumed power to home appliance identification information; a plurality of smart meters for receiving and storing the power information, creating a first hash value (HSM) for verifying integrity of the stored power information, encrypting the power information using a symmetric key, matching the encrypted data to smart meter identification information; a plurality of data collecting units for decrypting the received data, verifies integrity of the data, collecting the data, creating an integrity verification value for each smart meter, encrypting the smart meter identification information, a total power consumption, a collection time and a third hash value (HDCU), matching the encrypted data to data collecting unit identification information; and an AMI head-end for decrypting the data, performing integrity verification, collecting data for each data collecting unit.
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