Intelligent APN Management for Wireless Network Resource Allocation
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Solution Overview
Problem
Current systems for managing Access Point Names (APNs) in wireless communications networks lack efficient mechanisms to dynamically assign APNs based on device capabilities and network conditions, leading to potential performance compromises and service availability issues.
Innovation Solution
An intelligent APN management system (iAPNMS) is introduced that determines the appropriate APN for a PDP context activation request by considering factors such as requested services, device type, network load, and predicted network status, and communicates with a Radio Network Controller (RNC) to modify the activation request and assign the optimal APN for efficient resource allocation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a mobile device establishes multiple PDP contexts to serve parallel applications, then service availability and functionality are improved, but device complexity and resource consumption increase
Solution Approach 1:
The patent segments the PDP context management by introducing secondary PDP contexts that can be independently activated and deactivated without affecting the primary context. This allows parallel applications to use separate PDP contexts (improving service availability) while the primary context remains stable (controlling device complexity). Each PDP context is further segmented into protocol layers (L1-L7) with independent management capabilities.
Solution Approach 2:
The patent implements dynamic PDP context management where secondary contexts can be flexibly activated or deactivated based on application requirements. The system dynamically adjusts the number and configuration of PDP contexts rather than maintaining a fixed structure, allowing the device to adapt to varying service demands without permanently increasing complexity.
2Ease of operation
If APN assignment is static and pre-configured, then device operation is simplified, but network resource allocation efficiency deteriorates
Solution Approach 1:
The patent implements feedback mechanisms where the system monitors network conditions, device state, and application requirements, then uses this information to dynamically determine optimal APN assignments. The GGSN and network controller receive feedback about current network status and adjust APN allocations accordingly, maintaining ease of operation while improving resource allocation efficiency through data-driven decisions.
Solution Approach 2:
The patent changes the APN assignment from a static parameter to a dynamic one that can be modified based on network conditions and service requirements. The system can alter APN parameters in real-time without requiring device reconfiguration, thus maintaining ease of operation while significantly improving resource allocation efficiency through adaptive parameter adjustment.
3Reliability
If QoS parameters are strictly enforced for each PDP context, then service quality is improved, but network resource flexibility deteriorates
Solution Approach 1:
The patent implements dynamic QoS management where QoS parameters can be adjusted in real-time based on current network conditions and application requirements. Rather than enforcing rigid QoS constraints, the system dynamically modifies QoS parameters to maintain service quality while adapting to changing network resources, thus preserving both reliability and flexibility.
Solution Approach 2:
The patent applies partial QoS enforcement where critical services receive strict QoS guarantees while less critical services receive more flexible treatment. This selective approach ensures essential service quality requirements are met while leaving room for network resource flexibility and dynamic allocation to higher-priority applications when resources are available.
4Adaptability or versatility
If multiple primary PDP contexts are established for different PDNs, then service diversity is improved, but device power consumption increases
Solution Approach 1:
The patent segments network connectivity into a primary PDP context that maintains a persistent connection to the home network (consuming minimal power for basic connectivity) and secondary PDP contexts that can be activated only when specific services are needed. This segmentation allows service diversity through multiple contexts while minimizing power consumption by keeping the primary context in a low-power state.
Solution Approach 2:
The patent establishes the primary PDP context in advance with basic connectivity capabilities, performing preliminary network attachment that consumes minimal power. Secondary contexts are then activated on-demand using the already-established primary context as a foundation, avoiding the need to fully activate multiple primary contexts simultaneously and thus reducing overall power consumption while maintaining service diversity.
Data Source
AI summary
Systems, methods, and computer program products are for managing APNs in a wireless communications network during a PDP context activation sequence. An exemplary method includes a radio network controller (RNC) generating an APN assignment request in response to a PDP context activation request being received from a device and sending the APN assignment request to an intelligent APN management system (iAPNMS). The method also includes determining, at the iAPNMS based upon an assignment factor, an APN to assign to the PDP context activation request and assigning the APN to the PDP context activation request. The method also includes one of the RNC and the iAPNMS modifying the PDP context activation request to include the APN, and the RNC forwarding the PDP context activation request including the APN to a serving general packet radio service (GPRS) gateway support node (SGSN) to continue the PDP context activation sequence.