Wireless UAC Parameter Configuration for Access Barring Checks
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Solution Overview
Problem
Existing wireless communication systems face challenges in efficiently managing access control for various services and devices, particularly in balancing network load and optimizing access attempts through unified access control mechanisms.
Innovation Solution
Implementing unified access control (UAC) parameters that include barring information and assistance information for access category selection, which are configured per network, UE type, frequency, or cell, allowing devices to perform barring checks and initiate access attempts based on these parameters.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If unified access control parameters are implemented for all devices and networks, then network load balancing is improved, but device complexity and configuration overhead increase
Solution Approach 1:
The patent segments access control parameters by dividing them into network-specific UAC parameters and device-specific UAC parameters. Network-specific parameters are configured per network, frequency, or cell, while device-specific parameters are tailored to specific UE types and services. This segmentation allows the system to achieve fine-grained load balancing without requiring all devices to handle all possible configuration scenarios, thereby reducing overall complexity while improving productivity.
2Productivity
If access control parameters are customized per network and UE type, then access attempt optimization is improved, but parameter management complexity increases
Solution Approach 1:
The patent applies local quality by configuring access control parameters specifically tailored to local network conditions and device characteristics. Network-specific UAC parameters are configured for each network, frequency, or cell based on local load conditions, while device-specific parameters are optimized for particular UE types and services. This localized customization enables optimal access attempt handling for each scenario without requiring global reconfiguration, thus improving productivity while managing complexity through targeted rather than universal parameter management.
3Productivity
If barring checks are performed for all access attempts, then network congestion is reduced, but access latency increases
Solution Approach 1:
The patent implements partial action by selectively applying barring checks based on the specific access scenario, device type, and network conditions. Instead of uniformly performing barring checks for all access attempts, the system applies them only where necessary according to configured parameters for specific network-service-device combinations. This selective approach maintains effective congestion control in areas and scenarios where it is needed while reducing unnecessary latency in scenarios where access can be granted more directly, thus balancing productivity improvement with time loss minimization.
Data Source
AI summary
The present application relates to methods, systems, and devices related to digital wireless communication, and more specifically, to techniques related to providing UAC parameters to a UE capable of performing a barring check based on the received parameters. A method for wireless communication can include receiving, by a wireless node, a first message that includes a set of access control parameters from a network node. The method can also include performing, by the wireless node, a barring check to determine whether a certain access attempt is allowed using the set of access control parameters.