Smart Device Networking via Dynamic Topology and Segmentation
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Solution Overview
Problem
Traditional wireless networking methods are inadequate for the Internet of Things (IoT) due to limited range, high power consumption, complex configuration, and security limitations, making them unsuitable for the vast number of connected devices and diverse applications.
Innovation Solution
A system for smart device networking that includes endpoints, bridges, and routers, designed for IoT connectivity with features such as low power requirements, easy configuration, high coverage, and integrated security, allowing flexible topology allocation of computing power between the cloud and edge devices, and using encryption to secure data transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional wireless networking methods are used for IoT devices, then existing infrastructure can be leveraged, but the system suffers from limited range, high power consumption, and complex configuration
Solution Approach 1:
The patent implements dynamic topology adjustment where devices can switch between star topology (connected to central bridge) and mesh topology (direct device-to-device connections) based on network conditions, device capabilities, and power availability. This dynamic adaptation allows the network to optimize power consumption while maintaining reliable connectivity across extended ranges.
Solution Approach 2:
The network is segmented into multiple independent bridges, each managing a local star topology. These bridges can form mesh connections with other bridges, creating distributed network segments. This segmentation isolates power consumption to individual segments while extending overall network range through bridge-to-bridge communication.
2Adaptability or versatility
If traditional networking protocols are used to ensure compatibility with existing devices, then device interoperability is maintained, but configuration complexity and security limitations increase
Solution Approach 1:
The bridge device serves as an intermediary that implements the compatibility layer. It translates between traditional wireless protocols (for communicating with legacy devices) and the simplified IoT protocol (for communicating with smart devices). This intermediary approach maintains device interoperability while providing automated configuration and enhanced security for IoT devices.
Solution Approach 2:
Instead of requiring IoT devices to implement complex traditional networking protocols, the patent inverts the approach by having the bridge implement the complex protocol stack and present a simplified interface to IoT devices. This reversal dramatically reduces configuration complexity for smart devices while maintaining compatibility with existing infrastructure.
3Quantity of substance
If traditional networking approaches are used to connect numerous IoT devices, then existing network infrastructure can be utilized, but security limitations and scalability issues arise
Solution Approach 1:
The network segments devices into groups managed by individual bridges, each with isolated security contexts. This segmentation limits the impact of security breaches to individual segments and enables independent security management for each bridge-device pair, enhancing overall system security while supporting large numbers of devices.
Solution Approach 2:
Each bridge implements localized security policies and encryption keys specific to its connected devices. This local quality approach allows different security configurations for different device groups, enabling fine-grained access control and enhanced security for each device-bridge relationship while supporting scalable deployment across many devices.
Data Source
AI summary
A system for smart device networking includes an endpoint that enables communication with a connected device, a bridge that communicates with the endpoint over a PAN and relays PAN communications to a WAN, and a router that connects to the bridge through the WAN and routes communication to and from the endpoint.