UE Access Leg Selection During Data Replication Pause

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Solution Overview

Problem

In wireless communication systems, the suspension of data duplication without configuring a primary access leads to uncertainty about which access leg to use for data transmission, causing time sequence issues and reducing data transmission reliability.

Innovation Solution

A method and apparatus for setting and canceling an access leg in response to data duplication suspension and resumption messages, ensuring consistent use of a unified access leg for data transmission, thereby aligning the access settings of the UE and network device.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If data duplication is suspended without configuring a primary access, then network resource utilization is improved, but data transmission reliability deteriorates due to uncertainty about which access leg to use

Engineering Contradiction:
Improvenetwork resource utilizationVSAvoiddata transmission reliability
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The patent applies preliminary action by pre-configuring access leg identification information before data duplication suspension. When data duplication is suspended, the UE and network device can immediately determine which access leg to use based on the pre-configured identification information, avoiding uncertainty and ensuring reliable data transmission without compromising network resource utilization.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If data duplication is suspended without configuring a primary access, then flexibility in access selection is improved, but time sequence consistency deteriorates causing out-of-order service sequences

Engineering Contradiction:
Improveaccess selection flexibilityVSAvoidtime sequence consistency
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The patent implements feedback by establishing a mechanism where the UE and network device share and confirm access leg identification information. This feedback loop ensures both sides have consistent understanding of which access leg to use, maintaining time sequence consistency while preserving access selection flexibility through the configurable identification information.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If access settings are not aligned between UE and network device after data duplication suspension, then adaptability is improved, but communication reliability deteriorates due to setting differences

Engineering Contradiction:
Improveaccess configuration adaptabilityVSAvoidcommunication reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces access leg identification information as an intermediary element that mediates between the UE and network device. This identification information serves as a common reference that both sides use to align their access settings, ensuring communication reliability while maintaining adaptability through the configurable nature of the identification information.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentEP4716308A1Information processing method and apparatus, communication device, and storage medium
Publication Date: 2026.03.25 BEIJING XIAOMI MOBILE SOFTWARE CO LTD
  • EP4716308A1 patent drawingFigure 1A~1B
  • EP4716308A1 patent drawingFigure 2A~2D
  • EP4716308A1 patent drawingFigure 2E~3B

AI summary

Embodiments of the present disclosure provide an information processing method and apparatus, a communication device, and a storage medium. The information processing method executed by a user equipment (UE) may comprise: setting a default access mode in response to receiving a data transmission replication pause message and not configuring a primary access mode, the default access mode being one of a plurality of access modes currently used by the UE, and the default access mode being used for pausing data transmission after data transmission replication according to the data transmission replication pause message; and canceling the setting of the default access mode in response to receiving a data transmission replication resume message.