Homomorphic encryption operation accelerator, and operating method of homomorphic encryption operation accelerator
US12362904B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Oct 18, 2022 |
| Grant date | Jul 15, 2025 |
| Priority date | — |
| Expiry date | Apr 18, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/125
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of operating a homomorphic encryption operation accelerator includes performing a number theoretic transform (NTT) operation on each of first homomorphic ciphertext and second homomorphic ciphertext, and performing a base conversion operation by adding a partial sum using a first value of the NTT operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.