Distributed Spectrum Management Nodes for Wireless Network Allocation
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Solution Overview
Problem
Current central control methods for shared spectrum allocation in wireless communications face challenges in robustness, fairness, complexity, economy, and expansibility, leading to inefficiencies and increased costs in spectrum utilization.
Innovation Solution
A distributed shared spectrum management system is introduced, where multiple spectrum management nodes operate cooperatively to manage spectrum supply and demand, ensuring fair and efficient allocation through the transmission and reception of information between nodes, utilizing blockchain technology for decentralized management and transparency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a central control method is used for spectrum allocation, then spectrum resource management can be centralized and coordinated, but the system robustness deteriorates because once a management node is damaged or lost, the operation of the entire system may be affected
Solution Approach 1:
The patent segments the centralized spectrum management function into multiple distributed spectrum management nodes. Each node independently manages spectrum resources for specific wireless network management nodes, eliminating the single point of failure in centralized systems. This segmentation maintains coordination capabilities while improving system robustness through distribution.
Solution Approach 2:
The patent introduces a distributed consensus mechanism as an intermediary layer between spectrum management nodes and wireless network management nodes. This mediator enables coordinated spectrum allocation across multiple nodes without requiring a single central authority, thus maintaining coordination while distributing control to improve robustness.
2Device complexity
If a central control method is used for spectrum allocation, then resource allocation can be coordinated, but fairness deteriorates because centralized allocation is difficult to realize fairness actually
Solution Approach 1:
The patent divides the centralized allocation mechanism into multiple independent spectrum management nodes, each handling allocation for specific regions or networks. This segmentation enables localized fairness optimization while maintaining overall system coordination, as each node can make fair allocation decisions for its designated scope without being constrained by centralized bottlenecks.
Solution Approach 2:
The patent implements feedback mechanisms where spectrum management nodes continuously monitor allocation outcomes and adjust their decisions based on observed fairness metrics. This feedback loop enables dynamic optimization of fairness in spectrum allocation, allowing the distributed system to achieve and maintain fair outcomes across multiple nodes.
3Device complexity
If a central control method is used for spectrum allocation, then computing capacity can be concentrated, but network scalability deteriorates because it is difficult to ensure performance of a large-scale network
Solution Approach 1:
The patent segments the centralized computing capacity into distributed computing resources across multiple spectrum management nodes. Each node possesses sufficient computing capacity to handle local spectrum allocation decisions independently, enabling the system to scale horizontally by adding more nodes without overloading a single central processor. This segmentation directly addresses the scalability limitation of centralized systems.
Solution Approach 2:
The patent transitions from a single-dimension centralized computing model to a multi-dimensional distributed architecture where computing capacity is distributed across spatial dimensions (multiple nodes). This dimensional change enables the system to handle large-scale networks by adding nodes in parallel, thereby improving scalability while maintaining adequate computing capacity through distribution rather than concentration.
4Device complexity
If a central control method is used for spectrum allocation, then management can be centralized, but operational costs deteriorate because costs for operation and maintenance are high, increasing spectrum utilization costs
Solution Approach 1:
The patent segments the centralized management system into multiple distributed spectrum management nodes, each handling local spectrum allocation independently. This segmentation eliminates the need for a single high-cost centralized system, distributing operational responsibilities and reducing overall operational and maintenance costs. Each node operates autonomously within its scope, reducing the total cost of spectrum utilization while maintaining effective management.
Data Source
AI summary
The present invention relates to a spectrum management device and method, a wireless network management device and method, and a medium. According to one embodiment, an electronic device for spectrum management comprises a processing circuit. The processing circuit is configured to perform control in order to send spectrum supply and demand information to one or more first spectrum management nodes and/or receive the spectrum supply and demand information from the one or more first spectrum management nodes. The spectrum supply and demand information is associated with spectrum supply and demand of the electronic device and/or of a wireless network management node managed by the first spectrum management node.