HF Ad Hoc Network Server Routing Control
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional radio technologies in the HF band are ill-suited for data communications in remote locations, and building a network with good capacity and coverage in these areas is costly and challenging.
Innovation Solution
A server arrangement and method for controlling communications in a radio-based ad hoc network that allows mobile stations to select a mobile base station for routing data, determining connection channels and transmission powers, and creating communication maps to optimize network capacity and coverage, using HF radio signals and considering factors like communication latency, data volume, propagation properties, quality of service, and network load.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of stationary object
If conventional radio technologies in the HF band are used for data communications in remote locations, then long-distance communication capability is achieved, but network capacity and coverage are insufficient
Solution Approach 1:
The patent segments the network into mobile base stations and mobile stations, with base stations providing network access points and mobile stations providing relay capabilities. This segmentation enables multi-hop routing that extends communication distance while maintaining network capacity through distributed routing paths.
Solution Approach 2:
The patent introduces a spatial dimension to network routing by enabling communications to hop through multiple mobile stations across different geographic locations. This multi-dimensional routing approach overcomes the limitations of direct HF radio communication by creating indirect paths that extend coverage while maintaining capacity.
2Productivity
If a network of base stations is built to provide good network capacity and coverage in remote regions, then network performance is improved, but cost and management complexity increase
Solution Approach 1:
The patent implements self-service mechanisms where mobile stations automatically perform neighbor node identification, data link configuration, and route selection. The network autonomously adapts to node additions and removals without manual intervention, significantly reducing management complexity while maintaining network capacity.
Solution Approach 2:
The patent creates a dynamic network where mobile stations can freely join and leave the network, and routing paths automatically adapt to current network conditions. This dynamic structure eliminates the need for static base station deployments and simplifies network management while preserving capacity through flexible routing.
3Reliability
If mobile stations communicate with multiple mobile base stations, then communication reliability is improved, but network control complexity increases
Solution Approach 1:
The patent implements feedback mechanisms where mobile stations report their communication status, available routes, and neighbor node information to the network. This feedback enables automatic route optimization and load balancing, improving reliability through multiple paths while keeping control complexity manageable through decentralized decision-making.
Solution Approach 2:
The patent performs preliminary actions by having mobile stations pre-identify neighbor nodes and establish potential data links before they are needed for routing. This preparation reduces real-time control complexity while improving reliability by having ready-to-use alternative paths when primary routes fail.
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A communication system is provided. The system comprises a server arrangement; a plurality of mobile base stations coupled in communication with the server arrangement; and a plurality of mobile stations. A given mobile station from amongst the plurality of mobile stations is capable of communicating with two or more of the plurality of mobile base stations using radio communications. The server arrangement is operable to select, from amongst the two or more of the plurality of mobile base stations, a mobile base station to be used to route data to and/or from the given mobile station.