Measurement Mode Indication in Wireless Reports

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Solution Overview

Problem

In wireless communication systems, particularly 5G/NR, there is a lack of clear visibility and handling of measurement reporting when the measurement mode changes between normal and relaxed modes, leading to uncertainty about the measurement reports received by the network.

Innovation Solution

A method and apparatus for deciding on a change between normal and relaxed measurement modes in a wireless communication system, preparing a measurement report that specifies the applied mode, and transmitting this information to a control entity, ensuring clear visibility of the measurement mode applied by the UE.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If the UE independently decides on measurement mode changes between normal and relaxed modes, then UE power saving is improved, but the network lacks visibility of the applied measurement mode

Engineering Contradiction:
ImproveUE power consumptionVSAvoidNetwork visibility of measurement mode
Core Design Contradiction:
Use of energy by moving objectVSLoss of information

Solution Approach 1:

The UE includes measurement mode indication information in measurement reports sent to the network. This feedback mechanism allows the network to know which measurement mode (normal or relaxed) was used to generate each measurement report, resolving the information asymmetry while preserving UE autonomy in mode selection

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The measurement report serves as an intermediary carrier that transports measurement mode indication information from the UE to the network. This intermediary structure enables the network to infer the applied measurement mode without directly controlling the UE's measurement mode decisions

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the UE changes measurement mode independently, then measurement flexibility is improved, but the network cannot determine how to handle or appraise received measurement reports

Engineering Contradiction:
ImproveMeasurement mode flexibilityVSAvoidNetwork handling of measurement reports
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The measurement mode indication information provided in measurement reports gives the network feedback on which measurement mode was applied. This enables the network to adapt its handling and appraisal of measurement reports according to the specific mode used, maintaining ease of operation despite UE flexibility

Inventive Principle:
Principle #23Feedback

3Loss of information

If the UE reports measurement mode information in each measurement report, then network visibility is improved, but measurement report complexity increases

Engineering Contradiction:
ImproveNetwork visibility of measurement modeVSAvoidMeasurement report structure
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The measurement mode indication information is merged with the existing measurement report structure. By combining the mode indication with the measurement data in a single report, the solution achieves network visibility without requiring separate signaling messages, thus limiting the increase in overall system complexity

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20240214853A1Measurement reporting with changing measurement modes in wireless communication system
Publication Date: 2024.06.27 NOKIA TECHNOLOGIES OY
  • US20240214853A1 patent drawing
  • US20240214853A1 patent drawing
  • US20240214853A1 patent drawing

AI summary

There are provided measures for enabling/realizing measurement reporting with changing measurement modes in a wireless communication system. Such measures exemplarily comprise that a communication entity in a wireless communication system decides on a change of a measurement mode of a radio access related measurement in the wireless communication system between a normal measurement mode and a relaxed measurement mode, prepares a measurement report including an information about the change of the measurement mode, said information specifying whether the normal measurement mode and/or the relaxed measurement mode is applied for or from the current measurement report and/or the next measurement report or reports, and issues the measurement report for transmission to a control entity controlling and/or serving the communication entity.