Uplink Scheduling via WLAN-Cellular Aggregation
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
In heterogeneous networks, existing technologies lack dynamic control over packet flow distribution between cellular and wireless local area networks, leading to inefficient resource management and potential service interruptions.
Innovation Solution
Implementing cellular and wireless local area network aggregation, where a controller directs packet flows between cellular and WLAN transceivers based on data amount, time, or scheduling, enabling unified control and management of both networks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If static traffic steering is used to direct packet flows between cellular and WLAN networks, then network control is simplified, but resource management efficiency deteriorates and service interruptions may occur
Solution Approach 1:
The patent implements dynamic traffic steering that adapts packet flow distribution between cellular and WLAN networks based on real-time network conditions, data amount, time parameters, and scheduling requirements. This dynamic approach replaces static steering rules with flexible, condition-based decision-making that optimizes resource utilization while maintaining operational simplicity through automated control.
2Device complexity
If packet flows are directed through a single network interface, then device complexity is reduced, but data throughput and flexibility deteriorate
Solution Approach 1:
The patent segments packet flows into different streams that can be independently routed through cellular or WLAN interfaces based on specific criteria such as data amount, time parameters, and scheduling requirements. This segmentation enables parallel transmission through multiple network interfaces, increasing overall throughput while maintaining manageable complexity through structured flow distribution.
Solution Approach 2:
The patent merges cellular and WLAN networks into a unified aggregated connection, allowing packet flows to be distributed across both interfaces simultaneously. This combining of multiple network resources creates a composite communication channel that delivers higher data throughput and greater flexibility while presenting a unified control interface to upper layers.
3Productivity
If dynamic packet flow distribution is implemented between cellular and WLAN networks, then resource management efficiency and data throughput improve, but device complexity and control difficulty increase
Solution Approach 1:
The patent implements feedback mechanisms that continuously monitor network conditions, transmission performance, and resource utilization on both cellular and WLAN interfaces. This feedback information is used to dynamically adjust packet flow distribution decisions, enabling adaptive resource management that optimizes throughput while automatically managing the complexity of multi-interface coordination through real-time condition response.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
In some example embodiments there is provided a method. The method may include receiving, at a user equipment, configuration information, wherein the configuration information at least configures the user equipment for wireless local area network aggregation with cellular; and dividing, based on the received configuration, packet transmission between a cellular transceiver and a wireless local area network transceiver. Related systems, methods, and articles of manufacture are also described.