Copy protection scheme for digital audio and video content authenticated HDCP receivers
US10142108B2 · kind B2 · utility
0Cited by
19References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2013 |
| Grant date | Nov 27, 2018 |
| Priority date | — |
| Expiry date | Jun 17, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L9/30
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of delivering digital audio and video content and a HDCP source device are disclosed herein. In one embodiment the method includes: (1) receiving an encryption key from a potential receiver of the digital audio and video content, (2) authenticating the potential receiver is an HDCP compliant device and (3) in addition to the authenticating, verifying the potential receiver is a trusted device for receiving the digital audio and video content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.