Virtual Home Interface Using SLAM for In-Vehicle Appliance Control

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Solution Overview

Problem

Autonomous vehicles lack an effective interface for users to control home appliances remotely, limiting the utilization of in-vehicle interfaces for precise home appliance control.

Innovation Solution

A virtual home service apparatus and method that uses SLAM and photographic images from a robot cleaner to create a virtual home interface on a vehicle, allowing users to control home appliances as if they were in the home, through a communicator that requests and receives design drawings, internal images, and SLAM information, and updates the location and state of appliances in a 3D drawing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a conventional vehicle platform is used for smart home control, then basic vehicle-related home functions (garage door, lighting) can be controlled, but precise control of various home appliances as if in the actual home cannot be provided

Engineering Contradiction:
Improvehome appliance control experienceVSAvoidhome environment information
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The patent creates a virtual home interface that copies the actual home environment by integrating design drawings, SLAM maps, and photographic images. This virtual copy allows users to control home appliances as if they were physically present in the home, solving the limitation of conventional vehicle platforms that only provide basic control without environmental context.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent transitions from 2D design drawings to 3D virtual space by incorporating SLAM (Simultaneous Localization and Mapping) data. This dimensional transformation creates an immersive virtual home environment that accurately represents the physical home layout, enabling precise appliance control with spatial awareness.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Extent of automation

If autonomous vehicle technology is deployed, then driving operation is eliminated, but effective utilization of in-vehicle interfaces for home appliance control is not achieved

Engineering Contradiction:
Improvedriving operation automationVSAvoidhome appliance control interface
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The patent makes the vehicle interface universal by enabling it to perform both autonomous driving functions and comprehensive home appliance control. The virtual home interface integrates multiple control capabilities (lighting, temperature, appliances, security) into a single unified system, allowing the autonomous vehicle to serve as a mobile home control center.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent introduces a virtual home interface as an intermediary between the autonomous vehicle system and home appliances. This intermediary layer processes user inputs, translates them into appropriate control commands, and provides feedback about the home environment, bridging the gap between vehicle automation and home control.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Device complexity

If simple communication between home appliance and vehicle is implemented, then basic connectivity is achieved, but a virtual home interface that precisely reflects home information cannot be provided

Engineering Contradiction:
Improvecommunication systemVSAvoidhome environment data
Core Design Contradiction:
Device complexityVSLoss of information

Solution Approach 1:

The patent segments home environment information into distinct data types: design drawings for structural layout, SLAM maps for spatial relationships and navigation, and photographic images for visual context. Each segment serves a specific function in building the virtual home interface, allowing comprehensive information collection while maintaining manageable system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent creates a composite virtual home environment by integrating multiple information sources (design drawings, SLAM data, images) into a unified representation. This composite approach combines different data formats and perspectives to form a complete and accurate virtual model of the home, enabling precise appliance control.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS11460838B2Apparatus and method for virtual home service
Publication Date: 2022.10.04 LG ELECTRONICS INC
  • US11460838B2 patent drawing
  • US11460838B2 patent drawing
  • US11460838B2 patent drawing

AI summary

An embodiment of the present disclosure is a virtual home service apparatus including, a communicator, a home information collector for obtaining a design drawing of the home, and obtaining a 3D drawing by converting the design drawing, a home appliance identifier for obtaining an internal image and SLAM information of the home, and identifying the location and state of the home appliance based on the internal image and the SLAM information, and a virtual home implementator for generating virtual home information by reflecting the location and state of the home appliance to the 3D drawing.One or more among an autonomous driving vehicle, a user terminal, and a server according to an embodiment of the present disclosure may be associated with or converged with an Artificial Intelligence module, an Unmanned Aerial Vehicle (UAV), a robot, an Augmented Reality (AR) apparatus, a Virtual Reality (VR), 5G service-related apparatus, etc.