IoT Device Positioning via Robot Cleaner and AI

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Solution Overview

Problem

Users of IoT devices struggle to determine the position of connected devices within their home environment, as existing systems only provide a list of connected devices without indicating their physical location.

Innovation Solution

A method and device that intelligently provide position information of IoT devices by searching for control target devices, obtaining and displaying their positions on a map, using a combination of reference control signals, photographed images, and AI processing to determine device identity, and receiving position information through the network.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a list of connected IoT devices is displayed through a main IoT device or IoT terminal, then the user can view all connected devices, but the user cannot know the physical position of each device in the home

Engineering Contradiction:
Improvedevice position informationVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent introduces a robot cleaner as an intermediary device that moves throughout the home environment to detect and identify IoT devices. The robot cleaner captures images of devices, extracts features, and transmits this information to the server, which then provides position information to the user interface. This intermediary approach solves the problem of obtaining device positions without requiring complex infrastructure changes to existing IoT devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent replaces traditional mechanical or manual methods of device identification with AI-based image recognition and processing. Instead of requiring users to physically locate devices or use complex scanning mechanisms, the system uses the robot cleaner's camera to capture images and an AI model to automatically identify devices based on visual features, substituting mechanical detection with intelligent image processing.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If AI processing is used to identify IoT devices from photographed images, then accurate device identification is achieved, but processing time and computational resources increase

Engineering Contradiction:
Improvedevice identification accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent pre-trains an AI model (such as a neural network) offline with extensive device images and features before deployment. This preliminary training allows the model to be stored in the server's memory in a ready-to-use state. When the robot cleaner captures images during operation, the pre-trained model can immediately process them without requiring time-consuming training during actual device identification, thus achieving both high accuracy and fast processing.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent creates a digital copy or representation of physical IoT devices through their images captured by the robot cleaner. Instead of physically examining or interacting with each device, the system creates visual copies (images) and processes these digital representations through the AI model. This copying approach enables accurate identification while saving time, as processing images is much faster than physical device inspection or manual identification methods.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS11212132B2Method for providing IoT device information, apparatus and intelligent computing device thereof
Publication Date: 2021.12.28 LG ELECTRONICS INC
  • US11212132B2 patent drawing
  • US11212132B2 patent drawing
  • US11212132B2 patent drawing

AI summary

Provided are a method and device for providing IoT device information and an intelligent computing device. A method of providing information related to a control target device includes searching for the control target device and displaying a position of the control target device in a map of an area in which the control target device is positioned. Therefore, an intuitive interface can be provided to a user. One or more of the IoT devices, robots, and intelligent computing devices of the present disclosure may comprise artificial intelligence modules, drones (Unmanned Aerial Vehicles, UAVs), robots, Augmented Reality (AR) devices, virtual reality, VR) devices, devices related to 5G services, and the like.