Video coding

US10595025B2 · kind B2 · utility

Assignee

• MICROSOFT TECHNOLOGY LICENSING, LLC · US

Inventors

• Ming-Chieh Lee · Bellevue, US
• Amy Lu · Bellevue, US
• Pontus Carlsson · Bromma, SE
• Mattias Nilsson · Sundbyberg, SE
• Sergey Sablin · Stockholm, SE
• Sergey Silkin · Nacka, SE
• David Yuheng Zhao · Solna, SE
• Magnus Hemmendorff · Kramfors, SE
• Sergei Nikiforov · Stockholm, SE

Key dates

• Filing date: Sep 8, 2015
• Grant date: Mar 17, 2020
• Expiry date: Dec 3, 2037

Classification

• Technology area (CPC H): Electricity
• CPC primary: H04L2001/0093
• WIPO field: Audio-visual technology
• WIPO sector: Electrical engineering

Abstract

A transmitting device for generating a plurality of encoded portions of a video to be transmitted to a receiving device over a network configured to: receive an error message over a feedback channel from the receiving device indicating at least one of said plurality of encoded portions that has been lost at the receiving device; encode a recovery portion responsive to said receiving said error message; and transmit said recovery portion to the receiving device over said network; wherein said error message includes information pertaining to a decoded portion successfully decoded at the receiving device and said recovery portion is encoded relative to said decoded portion.