Patent · US Active

Streaming techniques

US12047629B2 · kind B2 · utility

0Cited by

7References

24Claims

0Family size

Assignee

CINEMO GMBH · DE

Inventors

Ivan Dimkovic · Karlsruhe, DE
Richard Lesser · Fort Collins, US
Enrik Berkhan · Schloss Stutensee, DE

Key dates

Filing date	Jun 1, 2022
Grant date	Jul 23, 2024
Priority date	—
Expiry date	Jan 18, 2043

Classification

Technology area (CPC G)Physics
CPC primaryG06F21/1062
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

There are disclosed distributed playback, DP, techniques. For examples a DP master device, may: establish a local connection with a plurality of DP client devices and for establishing a remote connection with a remote content provider, so as to receive a first encrypted media stream from the remote content provider; decrypt the first encrypted media stream to obtain a decrypted media stream; adding DP information, DPI, to the decrypted media stream; encrypting the decrypted media stream according to a second encryption standard to obtain a second encrypted stream; additionally encrypting the DPI in the second encrypted media stream or adding the DPI to the encrypted media stream in plaintext, transmitting an output media stream, which is the second encrypted media stream, to the plurality of DP client devices.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.