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公开(公告)号：EP4325417A1
公开(公告)日：2024-02-21
申请号：EP22787632.3
申请日：2022-04-15
发明人： DI, Gang , MU, Changchun , ZHAO, Xinyu , CUI, Peidong , DU, Jinli , SHI, Zhan
IPC分类号： G06Q40/04
摘要： Disclosed are a method, apparatus and system for exporting and recharging a digital currency, which mainly relate to the technical field of computers. The method includes: receiving a generation request of a digital currency sent by a digital currency terminal, wherein the generation request indicates a first denomination of the requested digital currency and user information corresponding to the digital currency terminal (S101); determining, according to the user information, an available currency corresponding to the user information and a second denomination of the available currency (S102); generating, according to the available currency and the second denomination of the available currency, the digital currency corresponding to the user information and the first denomination, and recording a status of the digital currency as an export status (S103), and notifying the digital currency terminal of the digital currency in the export status (S104). The method securely and effectively exports and recharges the digital currency, and facilitates the circulation of the digital currency.
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公开(公告)号：EP4411622A1
公开(公告)日：2024-08-07
申请号：EP22875117.8
申请日：2022-09-29
发明人： MU, Changchun , DI, Gang , ZHAO, Xinyu , YAN, Jianli , CUI, Peidong
IPC分类号： G06Q40/04
摘要： Provided are a digital currency-based transaction method and apparatus, relating to the technical field of digital currency. A specific implementation includes: establishing a Near Field Communication (NFC) connection with a transaction receiver (S101); exchanging an interaction capability parameter with the transaction receiver by means of the NFC connection, and performing a transaction feature negotiation to obtain transaction features supported by both parties of a transaction (S102); and initiating the transaction according to the transaction features, and completing the transaction with the transaction receiver according to the transaction features (S103). The present disclosure has the following beneficial implications that a quick transaction can be realized, a transaction success rate is improved, and the transaction performance is optimized.
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公开(公告)号：EP4328836A2
公开(公告)日：2024-02-28
申请号：EP23211407.4
申请日：2022-04-15
发明人： MU, Changchun , DI, Gang , ZHAO, Xinyu , CUI, Peidong , YAN, Jianli , YU, Peng , LIANG, Wei
IPC分类号： G06Q20/36
摘要： A digital currency payment method and system, and an apparatus, a security chip, and an application method, which relate to the technical field of computers. The payment method includes: generating a transaction amount, or acquiring, by means of a communication connection between a first client and a second client, the transaction amount sent by the second client; and sending a payment request to the second client by means of the communication connection, where the payment request indicates a first digital currency corresponding to the transaction amount or a circulation identifier of the first digital currency, so as to enable a second currency management apparatus corresponding to the second client to cash a second digital currency corresponding to the transaction amount to a first currency management apparatus corresponding to the first client.
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公开(公告)号：EP4325413A1
公开(公告)日：2024-02-21
申请号：EP22787646.3
申请日：2022-04-15
发明人： DI, Gang , MU, Changchun , ZHAO, Xinyu , CUI, Peidong , DU, Jinli , SHI, Zhan , HAO, Huiting , CHEN, Qiu , BIAN, Yongchao
IPC分类号： G06Q20/40
摘要： Provided are a digital currency payment method, apparatus, and system, and relates to the technical field of computers. A specific implementation of the method includes: sending a transaction amount to a first currency management apparatus corresponding to a first client, so as to enable the first currency management apparatus to determine whether the transaction amount is greater than an available balance of a first digital currency used for payment; and in the case where the transaction amount is not greater than the available balance, sending a payment request to a second client, the payment request indicating the first digital currency or a circulation identifier of the first digital currency, so as to enable a second currency management apparatus corresponding to the second client to cash, for the first currency management apparatus, a second digital currency corresponding to the transaction amount. With this implementation, the security and reliability in a digital currency transaction process are improved.
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公开(公告)号：EP4425407A1
公开(公告)日：2024-09-04
申请号：EP22885679.5
申请日：2022-10-12
发明人： MU, Changchun , DI, Gang , GUO, Wei , ZHAO, Xinyu , SHI, Zhan , CUI, Peidong
IPC分类号： G06Q20/30
摘要： Provided is an internet of things payment method and apparatus based on a smart contract, which relates to the technical field of internet of things. A particular embodiment of the method comprises: deploying the smart contract to an internet of things device, performing a contract registration so as to and enable the smart contract to enter a monitoring state; and monitoring an external event by the smart contract, and switching, in a situation that the external event satisfies a trigger condition, the smart contract from the monitoring state to an executing state for internet of things payment; wherein the smart contract in the executing state still continues to monitor the external event. According to the embodiment, trusted payment, reliable user privacy protection and safe and convenient transaction payment are achieved.
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16.发明公开
公开(公告)号：EP4325418A1
公开(公告)日：2024-02-21
申请号：EP22787639.8
申请日：2022-04-15
发明人： MU, Changchun , DI, Gang , ZHAO, Xinyu , CUI, Peidong , ZOU, Jingdan , ZHANG, Hongxue , BIAN, Yongchao
摘要： The present disclosure relates to a method, terminal and system for splitting, verifying and managing a digital currency in a transaction, mainly relating to the technical field of computers. A specific implementation of the method includes: determining a first transaction request indicating a digital currency and first transaction information; generating second transaction information including a second transaction amount according to the first transaction information; respectively signing the first transaction information and the second transaction information by using a private key of a first terminal; generating a first trust chain according to the signed first transaction information and the digital currency, and generating a second trust chain according to the signed second transaction information and the digital currency; and sending the first trust chain to a second terminal, so that the second terminal and the first terminal achieve, according to the first trust chain, an offline transaction corresponding to the first transaction amount included in the first transaction information. The implementation improves the security of the offline transaction while facilitating the use of the digital currency in performing the offline transaction.
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公开(公告)号：EP4325412A1
公开(公告)日：2024-02-21
申请号：EP22787654.7
申请日：2022-04-15
发明人： MU, Changchun , DI, Gang , ZHAO, Xinyu , CUI, Peidong , YAN, Jianli , YU, Peng , LIANG, Wei
IPC分类号： G06Q20/36
摘要： A digital currency payment method and system, and an apparatus, a security chip, and an application method, which relate to the technical field of computers. The payment method includes: generating a transaction amount, or acquiring, by means of a communication connection between a first client and a second client, the transaction amount sent by the second client; and sending a payment request to the second client by means of the communication connection, where the payment request indicates a first digital currency corresponding to the transaction amount or a circulation identifier of the first digital currency, so as to enable a second currency management apparatus corresponding to the second client to cash a second digital currency corresponding to the transaction amount to a first currency management apparatus corresponding to the first client. By means of the method, online payment of a digital currency is realized on the basis of a communication connection between different clients, such that the method is convenient and fast.
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