New Radio Time Slot Sharing for Measurement Efficiency

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Solution Overview

Problem

Current communication systems, such as LTE and 5G, face challenges in efficiently managing handovers between cells when the target cell is at the same or different frequencies, particularly in sharing time slots for intra-frequency and measurement gap measurements.

Innovation Solution

A method where a terminal device receives configurations for intra-frequency measurement and measurement gap time slots from a network device, determining overlapping slots for intra-frequency measurement based on resource control information to optimize time slot sharing between the two.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If time slots for intra-frequency measurement and measurement gap are configured separately without overlap handling, then measurement accuracy is improved, but resource utilization deteriorates and scheduling interruptions increase

Engineering Contradiction:
Improvechannel quality measurement accuracyVSAvoidresource utilization efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent merges the time slot resources for intra-frequency measurement and measurement gap by identifying overlapping time slots and allocating them for shared use. The network device determines overlapping time slots between the first set (intra-frequency measurement) and second set (measurement gap), allowing these slots to serve dual purposes, thereby improving resource utilization without compromising measurement accuracy.

Inventive Principle:
Principle #5Merging (Combining)

2Productivity

If overlapping time slots are shared between intra-frequency measurement and measurement gap, then resource utilization is improved, but measurement reliability deteriorates due to potential interference

Engineering Contradiction:
Improvetime slot sharing efficiencyVSAvoidmeasurement reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies local quality by differentiating the treatment of overlapping versus non-overlapping time slots. For overlapping slots, the system allocates them for shared use with appropriate prioritization, while non-overlapping slots maintain their original dedicated functions. This localized differentiation ensures that measurement reliability is preserved in critical slots while achieving resource efficiency in shared slots.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If resource control information is implemented for sharing overlapped time slots, then resource allocation flexibility is improved, but system complexity deteriorates

Engineering Contradiction:
Improveresource allocation flexibilityVSAvoidconfiguration management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces resource control information as an intermediary mechanism that mediates between the conflicting requirements of intra-frequency measurement and measurement gap. This intermediary layer provides a standardized interface for indicating overlapping time slots and sharing rules, simplifying the management complexity while maintaining flexible resource allocation. The resource control information acts as a mediator that coordinates the usage of shared time slots between different functions.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11737060B2Methods, devices and computer readable medium for new radio management measurement
Publication Date: 2023.08.22 NOKIA TECHNOLOGIES OY
  • US11737060B2 patent drawing
  • US11737060B2 patent drawing
  • US11737060B2 patent drawing

AI summary

Embodiments of the disclosure provide a method, device and computer readable medium for new radio management measurement. According to embodiments of the present disclosure, the terminal device may share partially overlapped time slots between the intra-frequency measurement and the measurement gap. In this way, the priority of intra-frequency measurement and the inter-frequency measurement may be controlled by the network device. The network device may also know the terminal device behaviors and the expected measurement performances related to the behaviors.