Base Station RAN Paging via Shared Area Identifier Exchange
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Solution Overview
Problem
Existing communication networks face challenges in efficiently managing radio access network (RAN) paging and RAN area identifier exchange between base stations, particularly in multicarrier communication systems, which can lead to inefficiencies and suboptimal resource allocation.
Innovation Solution
Implementing mechanisms for RAN paging and RAN area identifier exchange between base stations, including dynamic modulation and coding schemes, logical channel prioritization, and MAC layer processes to optimize resource allocation and improve communication efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If advanced radio access network architectures with gNB and ng-eNB nodes are implemented, then network performance and QoS are improved, but device complexity increases
Solution Approach 1:
The radio access network is segmented into multiple functional nodes including gNB, ng-eNB, and core network elements. Each node performs specific functions independently, allowing complex QoS management to be distributed across multiple simpler components rather than concentrated in a single complex device
Solution Approach 2:
The base station nodes are designed with multi-functionality to handle various protocols (NR, E-UTRA), multiple QoS parameters, and different transmission modes simultaneously. This universal design allows a single node type to perform diverse functions, reducing the need for multiple specialized complex devices
2Productivity
If dynamic modulation and coding schemes are used to adapt to transmission requirements, then data transmission efficiency is improved, but device complexity increases
Solution Approach 1:
The modulation and coding schemes are made dynamic, allowing the base station to adapt transmission parameters in real-time based on channel conditions, user requirements, and network state. This dynamic adaptation enables efficient data transmission without requiring permanently complex hardware for every possible transmission scenario
Solution Approach 2:
Transmission parameters including modulation order, coding rate, and resource allocation are continuously adjusted based on measured channel quality indicators. This parameter optimization allows the system to achieve high transmission efficiency under varying conditions without permanently configuring for maximum complexity
3Adaptability or versatility
If network slicing and dual connectivity are implemented, then adaptability and QoS are improved, but device complexity increases
Solution Approach 1:
The network is segmented into multiple logical slices, each optimized for specific service requirements (e.g., enhanced mobile broadband, ultra-reliable low-latency communication). This segmentation allows the network to provide diverse QoS guarantees through separate logical pathways while using shared physical infrastructure, reducing overall device complexity
Solution Approach 2:
The radio access network nodes are designed to support dual connectivity, allowing users to simultaneously connect to multiple base stations and multiple network slices. This multi-functional capability enables the same hardware to serve multiple purposes and multiple users with different requirements, improving adaptability without proportionally increasing complexity
Data Source
AI summary
A first base station receives from a second base station: a cell identifier of a cell of the second base station; and a second radio access network (RAN) area identifier of the cell. A packet for a wireless device in a radio resource control (RRC) inactive state is received. A RAN paging message is sent to the second base station in response to receiving the packet. The RAN paging message is based on a first RAN area identifier of the first base station being identical to the second RAN area identifier.