IoT Device Control via Hierarchical Namespace Mapping
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Solution Overview
Problem
Current IoT device control systems face challenges in conveniently managing and grouping IoT devices due to the complexity of universally unique identifiers (UUIDs), making it difficult for users to remember and control multiple devices simultaneously.
Innovation Solution
A system that assigns namespaces and sub-namespaces to IoT devices based on their location, allowing for easy identification and grouping, with commands translated from namespaces to UUIDs for control, enabling wildcard and shared commands for simultaneous control of multiple devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If UUIDs are used to identify IoT devices, then device identification precision is improved, but ease of operation deteriorates due to difficulty in remembering and managing long UUID strings
Solution Approach 1:
The patent introduces a namespace system as an intermediary layer between users and UUIDs. Instead of directly using UUIDs for device identification and control, the system maps user-friendly namespaces (e.g., 'home/living_room/lamp1') to the actual UUIDs through a namespace service. This mediator handles the translation and routing, allowing users to interact with devices using memorable namespace paths while the system internally resolves these to the corresponding UUIDs for precise device identification and control.
2Measurement precision
If individual UUIDs are assigned to each IoT device, then device identification precision is improved, but device complexity increases due to the need to manage and route commands to numerous individual devices
Solution Approach 1:
The patent merges multiple individual device management operations into a unified namespace-based system. By organizing devices under hierarchical namespaces (e.g., 'home/living_room/*' to control all devices in a room), the system allows users to manage groups of devices through a single namespace path rather than individually addressing each UUID. The namespace service combines routing logic for multiple devices, reducing management complexity while maintaining precise individual device identification when needed.
3Ease of operation
If DNS-based identification is used for IoT devices, then ease of operation is improved through domain names, but device complexity increases due to the need for DNS registry integration and record management
Solution Approach 1:
The patent segments the identification system into two distinct layers: a user-facing namespace layer and a system-facing UUID layer. The namespace layer provides ease of operation through hierarchical, human-readable paths without requiring DNS registry integration. Each namespace is segmented into components (e.g., location, device type, device identifier) that can be independently managed and resolved. This segmentation allows the system to provide DNS-like ease of access through custom namespace paths while avoiding the complexity of full DNS infrastructure integration.
Data Source
AI summary
A system includes a server to assign a namespace to Internet of Things (IoT) devices, with the IoT devices being at different locations, and with each IoT device having a universal unique identifier (UUID) associated therewith. The server assigns at least one sub-namespace to each IoT device based on its location, and maps the UUID associated with each IoT device to both the namespace and the at least one sub-namespace assigned thereto. A device cooperates with the server to generate commands for controlling the IoT devices based on the namespaces and the at least one sub-namespaces mapped to the respective UUIDs.


