Radio bearer switching in radio access

US11553369B2 · kind B2 · utility

Assignee

• NOKIA TECHNOLOGIES OY · FI

Inventors

• Andreas Maeder · Würzburg, DE
• Guillaume Decarreau · Munich, DE

Key dates

• Filing date: Oct 12, 2020
• Grant date: Jan 10, 2023
• Expiry date: Oct 12, 2040

Classification

• Technology area (CPC H): Electricity
• CPC primary: H04W84/042
• WIPO field: Digital communication
• WIPO sector: Electrical engineering

Abstract

In accordance with the example embodiments of the invention there is performing a communication including transmitting packets of a first traffic subflow and packets of a second traffic subflow via a first radio bearer to a second device; detecting that further packets of the second traffic subflow are to be transmitted via a second radio bearer to the second device; and based on the detecting, transmitting a packet data unit via the first radio bearer to the second device, wherein the packet data unit includes an indication of a switch of the second traffic flow to the second radio bearer, and wherein packets of the first traffic flow continues to be transmitted via the first radio bearer. In accordance with the example embodiments there is receiving from a first device a communication packets of a first traffic subflow and packets of a second traffic subflow via a first radio bearer; receiving from the first device a packet data unit including an indication that further packets of the second traffic subflow are to be received via a second radio bearer, wherein the first traffic flow continues to be received via the first radio bearer; establishing the second radio bearer between …