Method and device for encrypting and decrypting multimedia content
US10439994B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2015 |
| Grant date | Oct 8, 2019 |
| Priority date | — |
| Expiry date | Nov 13, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/042
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a 5th-Generation (5G) or pre-5G communication system to be provided to support a higher data rate than a 4th-Generation (4G) communication system like Long Term Evolution (LTE). The present invention provides a method for encrypting a multimedia content comprising: encrypting multimedia contents including a plurality of variants and a plurality of samples; and transmitting the encrypted multimedia contents, wherein the plurality of variants correspond to the samples included in the multimedia contents, respectively, and are configured with reference to a predetermined number of samples, and each of the plurality of variants is configured with reference to a combination of different samples.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.