Logical Channel Data Transmission via Dynamic Protocol Stack Selection

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Solution Overview

Problem

Current wireless communication networks face challenges in efficiently managing and optimizing communication protocols across diverse wireless devices and base stations supporting multiple technologies, leading to suboptimal performance due to variations in device capabilities and network configurations.

Innovation Solution

The implementation of a flexible and configurable architecture that selectively applies New Radio (NR) user plane and control plane protocol stacks, allowing for dynamic configuration of bandwidth parts, carrier aggregation, and adaptive resource management based on traffic load and device capabilities, enabling efficient communication across a mix of wireless devices and base stations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single protocol stack is used across all devices, then implementation complexity is reduced, but performance optimization for diverse device capabilities is lost

Engineering Contradiction:
Improveprotocol stack implementation complexityVSAvoidnetwork communication efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The system dynamically selects between NR and LTE protocol stacks based on real-time device capability assessments and network conditions. The protocol stack is not fixed but adapts to the specific wireless device being served, allowing optimal performance for each device type while maintaining manageable complexity through automated selection logic.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the protocol stack parameter (NR vs LTE) based on device capability parameters. By assessing device capabilities and adjusting the protocol stack selection accordingly, the system optimizes communication efficiency for diverse devices without requiring manual configuration or complex fixed-architecture designs.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If protocol stacks are optimized for specific device types, then communication efficiency is improved, but system complexity increases

Engineering Contradiction:
Improvecommunication efficiencyVSAvoidprotocol stack configuration complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs self-service by automatically assessing device capabilities and selecting the appropriate protocol stack without external intervention. The base station autonomously determines whether to use NR or LTE protocol stacks based on device characteristics, eliminating the need for manual configuration and reducing system complexity despite supporting multiple optimized protocols.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system uses feedback from device capability assessments to dynamically select protocol stacks. By continuously evaluating device characteristics and adjusting protocol selection accordingly, the system achieves optimized communication efficiency while keeping configuration complexity low through automated feedback-driven decision-making.

Inventive Principle:
Principle #23Feedback

3Adaptability or versatility

If legacy LTE protocols are maintained for compatibility, then device interoperability is preserved, but network performance for newer devices is suboptimal

Engineering Contradiction:
Improvedevice compatibilityVSAvoidnetwork performance
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The base station is designed with universal functionality to support both NR and LTE protocol stacks, allowing it to serve diverse device types optimally. This multi-functionality enables the system to maintain compatibility with legacy LTE devices while simultaneously providing optimized NR protocol support for newer devices, achieving both interoperability and high performance.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The protocol selection is dynamic rather than static, allowing the system to adapt to different device types in real-time. Newer devices receive optimized NR protocol treatment while legacy devices use LTE protocols, with the base station automatically adjusting protocol selection based on device capability assessments, thus preserving compatibility without sacrificing performance.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240015639A1Transmission of Data of Logical Channel
Publication Date: 2024.01.11 OFINNO LLC
  • US20240015639A1 patent drawing
  • US20240015639A1 patent drawing
  • US20240015639A1 patent drawing

AI summary

A wireless device transmits, to a base station, one or more messages requesting to allow transmission of data of a logical channel using a small data transmission (SDT) procedure, wherein the SDT procedure is performed while the wireless device is not in a radio resource control (RRC) connected state.