Demand trusted device-based data acquisition methods, apparatuses, and devices
US11354448B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 25, 2021 |
| Grant date | Jun 7, 2022 |
| Priority date | — |
| Expiry date | Jun 25, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Embodiments of the present specification disclose data acquisition methods, apparatuses, and devices related to blockchain technologies. One method comprising: publishing, as a published description, a description of target data stored in a trusted device of a data owner; in response to the published description, receiving a data acquisition request from a data requestor for the target data wherein the data acquisition request is configured to retrieve the target data from a first resource; sending the data acquisition request to the data owner; receiving first confirmation information from the data owner; identifying the target data from the trusted device based on the first confirmation information; and sending the target data to the data requestor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.