Inter-Base-Station Mobility Configuration for Heterogeneous Handover
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Solution Overview
Problem
Existing wireless communication systems face challenges in efficiently managing mobility procedures for wireless devices, particularly in heterogeneous networks with varying cell configurations, leading to suboptimal performance and resource utilization.
Innovation Solution
A mechanism is introduced where a second base station sends configuration parameters to a first base station for a mobility procedure, followed by a message to the wireless device, enhancing the mobility process by optimizing cell selection and resource allocation based on these parameters.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If existing wireless communication systems manage mobility procedures in heterogeneous networks, then basic handover functionality is maintained, but performance and resource utilization become suboptimal
Solution Approach 1:
The patent changes key parameters of the mobility procedure by introducing configuration parameters (such as handover thresholds, timing advances, and resource allocation settings) that are dynamically adjusted based on network conditions. This allows the system to optimize mobility efficiency for different heterogeneous network environments rather than using fixed procedures.
Solution Approach 2:
The mobility management system transitions from static, pre-configured handover parameters to dynamic parameter adjustment. The base station receives configuration parameters from a second base station and adapts mobility procedures in real-time based on current network conditions, device capabilities, and traffic patterns, enabling optimal performance across diverse network scenarios.
2Reliability
If configuration parameters are exchanged between base stations to optimize mobility, then handover performance improves, but system complexity increases
Solution Approach 1:
The patent introduces a standardized interface and protocol for exchanging configuration parameters between base stations. This intermediary mechanism simplifies the complexity by providing a structured framework for parameter exchange, ensuring reliable handovers without requiring complex direct negotiations between base stations. The configuration parameters act as intermediaries that carry the necessary mobility optimization information.
3Ease of manufacture
If standardized procedures are used for mobility management, then implementation is simplified, but performance in diverse network environments deteriorates
Solution Approach 1:
The patent segments the mobility management system into two parts: standardized core procedures that ensure ease of implementation, and configurable parameters that can be customized for different network environments. This segmentation allows the base system to remain simple and standardized while enabling performance optimization through parameter adjustment specific to heterogeneous network conditions.
Data Source
AI summary
A second base station sends, to a first base station, a first message comprising configuration parameters of one or more target cells for a first mobility procedure in the second base station for a wireless device. The second base station sends, to the wireless device, a second message triggering the first mobility procedure toward one of the one or more target cells and based on the configuration parameters.