IoT Mediator Device for Direct Device Pairing
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Solution Overview
Problem
Conventional IoT systems with centralized home networks face challenges in connecting objects randomly located within a house to a home server, requiring costly infrastructure and user input for direct communication between devices, especially when objects lack a user interface.
Innovation Solution
An electronic apparatus with a communicator, user interface, and controller that relays communication between devices by broadcasting identification information, scanning for nearby devices, and establishing connections based on user commands, using standards like Bluetooth and NFC for direct communication without a user interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a centralized home server is used to connect IoT objects, then all objects can be connected to the network, but the installation cost and network design complexity increase significantly
Solution Approach 1:
The patent introduces a mediator device that acts as an intermediary between IoT objects and the network. This mediator handles the complex tasks of device discovery, identification information management, and connection establishment, allowing objects to connect to the network without requiring complex network design. The mediator translates between simple object communications and network protocols, resolving the contradiction between network connectivity and design complexity.
2Ease of manufacture
If direct communication between objects is implemented, then installation cost is reduced, but user input is required for connection establishment which limits devices without user interfaces
Solution Approach 1:
The patent enables devices to perform self-service by automatically generating and managing their own identification information. Devices broadcast their identification information and can be discovered by the mediator without requiring user input. The system automatically establishes connections based on the broadcasted identification information, allowing devices without user interfaces to participate in direct communication, thus resolving the contradiction between reduced installation cost and ease of operation.
3Ease of operation
If devices broadcast identification information for discovery, then connection establishment becomes automatic, but energy consumption increases due to continuous broadcasting
Solution Approach 1:
The patent implements periodic action by having devices broadcast identification information at specific intervals rather than continuously. The mediator device receives these periodic broadcasts and maintains information about available devices. This approach allows connection establishment to remain automatic while significantly reducing energy consumption compared to continuous broadcasting, as devices only transmit when needed and the mediator caches identification information for subsequent connections.
Data Source
AI summary
An electronic apparatus for establishing communication between a first device and a second device is provided. According to an exemplary embodiment, the electronic apparatus includes a communicator configured to communicate with the first device; a user interface unit; and a controller configured to display identification information included in an advertising signal broadcasted from at least one device, and in response to a user command to select identification information of the second device from among at least one of the displayed identification information, control the communicator to transmit information for establishing communication between the first device and the second device to the first device.


