PDU Set Parameter Scaling for Adaptive Wireless Traffic
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Solution Overview
Problem
Existing wireless communication systems face inefficiencies due to pre-configured parameters for PDU sets that do not dynamically adapt to network conditions, leading to increased latency and suboptimal resource usage.
Innovation Solution
A user equipment (UE) receives a PDU set configuration with scalability parameters and applies them based on scaling trigger conditions, dynamically adjusting network settings to optimize communication efficiency and reduce latency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If pre-configured parameters are used for PDU sets, then device complexity is reduced and ease of operation is improved, but communication efficiency deteriorates and latency increases due to inability to adapt to network conditions
Solution Approach 1:
The patent implements dynamic parameter adjustment by introducing scalability parameters that allow PDU set parameters to be scaled based on network conditions. The network entity configures initial parameters and scalability factors, and the UE dynamically adjusts parameters like polling intervals and buffer status report thresholds based on triggering conditions such as queue depth or delay metrics, transforming static configuration into adaptive behavior.
Solution Approach 2:
The patent applies parameter changes by modifying PDU set operational parameters based on scalability parameters and triggering conditions. The network configures base parameters and scaling factors, and the UE adjusts actual parameter values (e.g., polling intervals, BSR thresholds) by applying scaling factors when conditions are met, enabling flexible adaptation without complex reconfiguration procedures.
2Device complexity
If pre-configured parameters are used for PDU sets, then device complexity is reduced, but resource utilization deteriorates due to suboptimal parameter values under varying network conditions
Solution Approach 1:
The system transitions from static to dynamic parameter management by enabling UEs to adjust PDU set parameters in real-time based on network conditions. Scalability parameters and triggering conditions provide a structured framework for dynamic adaptation, allowing resources to be optimized without requiring complex manual reconfiguration or intensive monitoring algorithms.
Solution Approach 2:
The patent implements feedback mechanisms where the UE monitors network conditions (queue depth, delay metrics, congestion state) and adjusts parameters accordingly. The network entity provides scalability parameters and triggering conditions, and the UE uses this information to dynamically optimize resource usage, creating a closed-loop system that improves efficiency without excessive complexity.
3Ease of operation
If pre-configured parameters are used for PDU sets, then ease of operation is improved, but latency increases due to inability to dynamically adapt to changing network conditions
Solution Approach 1:
The patent enables dynamic parameter adjustment to reduce latency by allowing UEs to adapt PDU set parameters to current network conditions. Scalability parameters define adjustment factors, and triggering conditions (delay metrics, queue depth) automatically initiate parameter changes when latency thresholds are approached, maintaining ease of operation while responding to time-critical conditions.
Solution Approach 2:
The network entity pre-configures scalability parameters and triggering conditions that enable proactive latency management. By establishing scaling factors and thresholds in advance, the system prepares the UE to quickly adjust parameters when conditions warrant, reducing reaction time and preventing latency accumulation without requiring complex real-time decision-making algorithms.
Data Source
AI summary
Methods, systems, and devices for wireless communications are described. A UE may receive a first message indicating a packet data unit (PDU) set configuration for a PDU set. The PDU set configuration may indicate a parameter associated with the PDU set, a scalability parameter associated with the parameter, and a scaling trigger condition for applying the scalability parameter to the parameter. The UE may apply the scalability parameter to the parameter to obtain a scaled parameter based on the scaling trigger condition being satisfied. The UE may transmit, based at least in part on the scaled parameter satisfying a threshold, a second message associated with the PDU set.