Proximity-Based Messaging Protocol for Offline Mesh Networks
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Solution Overview
Problem
Users often face communication challenges in areas without internet connectivity, as existing methods do not efficiently facilitate digital message delivery between devices without relying on network infrastructure.
Innovation Solution
A wireless mesh network system that enables efficient digital message delivery through peer-to-peer or multi-hop modes, utilizing proximity, network, and client device information to route messages effectively, even when internet infrastructure is unavailable, by employing Bluetooth, Wi-Fi, or other wireless technologies.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If wireless mesh network is formed using Bluetooth or Wi-Fi technologies, then message delivery reliability is improved in offline scenarios, but device energy consumption increases
Solution Approach 1:
The system segments message transmission into two distinct modes: direct peer-to-peer transmission for nearby devices, and multi-hop relay transmission for distant devices. This segmentation allows the system to use energy-efficient direct transmission when possible while reserving energy-intensive relay transmission only when necessary, thus resolving the contradiction between reliability and energy consumption.
Solution Approach 2:
The system dynamically switches between peer-to-peer and multi-hop transmission modes based on real-time network conditions, device proximity, and message priority. This dynamic adaptation allows the system to optimize energy consumption while maintaining message delivery reliability by selecting the most efficient transmission path for each specific scenario.
2Length of stationary object
If multi-hop mode is used to relay messages through intermediary nodes, then message delivery range is extended, but message transmission delay increases
Solution Approach 1:
The system performs preliminary actions by pre-establishing relay node routes and pre-buffering messages at intermediary nodes before actual transmission is needed. This allows the system to have relay paths ready in advance, reducing the actual transmission delay when messages need to be sent over extended ranges through multiple hops.
Solution Approach 2:
The system introduces specialized intermediary relay nodes that are optimized for fast message forwarding. These intermediary nodes maintain connection states and routing information to accelerate message relay, thus reducing the transmission delay that would otherwise be caused by multiple hops while still extending the message delivery range.
3Speed
If peer-to-peer mode is used for direct transmission, then message transmission speed is improved, but message delivery range is limited
Solution Approach 1:
The system merges peer-to-peer direct transmission with multi-hop relay transmission into a unified communication framework. When devices are within direct transmission range, the system uses fast peer-to-peer mode. When devices are out of range, the system automatically combines peer-to-peer segments with relay nodes to extend delivery range while maintaining high transmission speed through optimized path selection.
Data Source
AI summary
In one embodiment, a method includes receiving, from a sender node associated with a mesh network, a request to send a message to one or more recipient nodes, the wireless mesh network comprising a plurality of nodes, detecting a triggering condition associated with the wireless mesh network, predicting a routing path from the sender node to each of the one or more recipient nodes via the wireless mesh network through one or more relay nodes of the plurality of nodes based on proximity information and network information associated with the mesh network, and sending the message to the one or more recipient nodes via the one or more relay nodes of the wireless mesh network.