Similarity calculation system, similarity calculation apparatus, similarity calculation method, and similarity calculation program
US-12598057-B2 · Apr 7, 2026 · US
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wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member
wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G09C1/06 |
| Official title | wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member |
| Display label | wherein elements corresponding to the signs making up the clear text are operatively connected with elements corresponding to the signs making up the ciphered text, the connections, during operation of the apparatus, being automatically and continuously permuted by a coding or key member |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 5 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sensor device and encryption method
US-2024119867-A1 · Apr 11, 2024 · US
Similarity calculation system, similarity calculation apparatus, similarity calculation method, and similarity calculation program
US-2024121075-A1 · Apr 11, 2024 · US
Sensor device and encryption method
US-11955032-B2 · Apr 9, 2024 · US
Sensor device and encryption method
US-2022028302-A1 · Jan 27, 2022 · US
Encrypting data
US-2021176037-A1 · Jun 10, 2021 · US
Logic encryption using on-chip memory cells
US-10438022-B2 · Oct 8, 2019 · US
Hardened white box implementation 1
US-10438513-B2 · Oct 8, 2019 · US
Method for testing and hardening software applications
US-10431123-B2 · Oct 1, 2019 · US
Hardened white box implementation
US-10403174-B2 · Sep 3, 2019 · US
Hardened white box implementation 2
US-10249220-B2 · Apr 2, 2019 · US
Logic encryption using on-chip memory cells
US-2018173899-A1 · Jun 21, 2018 · US
Hardened White Box Implementation 2
US-2017352298-A1 · Dec 7, 2017 · US
Method for Testing and Hardening Software Applications
US-2017324547-A1 · Nov 9, 2017 · US
Hardened White Box Implementation 1
US-2017324543-A1 · Nov 9, 2017 · US
Hardened White Box Implementation
US-2017324542-A1 · Nov 9, 2017 · US
Apparatus and method for decrypting encrypted file
US-2015134971-A1 · May 14, 2015 · US