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公开(公告)号:US11556922B2
公开(公告)日:2023-01-17
申请号:US17325705
申请日:2021-05-20
Applicant: MASTERCARD INTERNATIONAL INCORPORATED
Inventor: Thomas Treitlinger , Jose Pereira , Eduardo Andrade , Sébastien Le Callonnec , Lauren Grendon
Abstract: A method for conversion of digital assets to fiat currency using a secondary blockchain and mirrored accounting includes: receiving transaction data corresponding to a first blockchain transaction processed using a first blockchain, the transaction data including a payer identifier, recipient identifier, and blockchain currency amount; validating an entity as an authorized entity associated with the payer identifier; determining a fiat currency amount based on the blockchain currency amount; generating a second blockchain transaction, the second blockchain transaction including an unspent transaction output, destination address associated with the authorized entity, and the blockchain currency amount and/or the fiat currency amount; confirming addition of the second blockchain transaction to a second blockchain; and initiating a transfer for the fiat currency amount from a first transaction account to a second transaction account, the second transaction account being associated with the authorized entity.
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公开(公告)号:US12020239B2
公开(公告)日:2024-06-25
申请号:US18095248
申请日:2023-01-10
Applicant: Mastercard International Incorporated
Inventor: Thomas Treitlinger , Jose Pereira , Eduardo Andrade , Sébastien Le Callonnec , Lauren Grendon
CPC classification number: G06Q20/381 , G06Q20/3825 , G06Q20/3829 , G06Q20/389 , G06Q20/4014 , G06Q40/02 , H04L9/008 , H04L9/3247
Abstract: A method for conversion of digital assets to fiat currency using a secondary blockchain and mirrored accounting includes: receiving transaction data corresponding to a first blockchain transaction processed using a first blockchain, the transaction data including a payer identifier, recipient identifier, and blockchain currency amount; validating an entity as an authorized entity associated with the payer identifier; determining a fiat currency amount based on the blockchain currency amount; generating a second blockchain transaction, the second blockchain transaction including an unspent transaction output, destination address associated with the authorized entity, and the blockchain currency amount and/or the fiat currency amount; confirming addition of the second blockchain transaction to a second blockchain; and initiating a transfer for the fiat currency amount from a first transaction account to a second transaction account, the second transaction account being associated with the authorized entity.
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