BLOCK CHAIN FOR LICENSE KEYS OF VARIABLE FREQUENCY DRIVES

According to an example aspect of the present invention, there is provided servicing variable frequency drives such that servicing history transparency is facilitated. License keys of a variable frequency drive are generated based on a hardware fingerprint of the variable frequency drive, when the h...

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Bibliographische Detailangaben
Hauptverfasser:	TANILA, Teemu, KOHVAKKA, Mikko, KOUKKARI, Juha
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY PHYSICS TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	According to an example aspect of the present invention, there is provided servicing variable frequency drives such that servicing history transparency is facilitated. License keys of a variable frequency drive are generated based on a hardware fingerprint of the variable frequency drive, when the hardware fingerprint is changed. The license keys and transactions corresponding to hardware configurations of variable frequency drives are stored in a block chain.