Control device of robot cleaner

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Solution Overview

Problem

Existing control devices for robot cleaners lack user-friendly interfaces for setting detailed parameters such as water supply amount, cliff detection sensitivity, and notification settings, limiting user convenience and control.

Innovation Solution

A control device with a user-friendly interface that allows users to input settings through a touchscreen, including a water supply set unit, fall prevention sensitivity set unit, location detection unit, and options for adjusting the brightness and volume of the robot cleaner's display unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the robot cleaner is controlled using buttons provided on the robot cleaner body, then the device structure remains simple, but the control functions are limited and remote control is not possible

Engineering Contradiction:
Improvecontrol functionsVSAvoiddevice structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a user terminal as an intermediary device for controlling the robot cleaner. The terminal device communicates with the robot cleaner via wireless communication, allowing users to input detailed settings and control commands remotely. This resolves the contradiction by providing extensive control functions through the terminal while keeping the robot cleaner's structure simple, as the control interface is externalized rather than integrated into the robot body.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a remote control system is implemented, then remote control capability is achieved, but the user interface is limited and detailed settings cannot be directly input

Engineering Contradiction:
Improveuser interfaceVSAvoiddetailed settings input
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The user terminal device is designed with multi-functional capabilities, serving both as a remote control interface and as a detailed settings input device. The terminal displays various control screens that allow users to input detailed settings for cleaning operations, water supply amount, cliff detection sensitivity, and other parameters. This universal interface resolves the contradiction by combining remote control functionality with comprehensive settings capability in a single device.

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

3Adaptability or versatility

If the pump control is performed by the control unit of the cleaner, then the system structure remains simple, but the amount of water supplied cannot be directly input from the user

Engineering Contradiction:
Improvewater supply controlVSAvoidcontrol system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system implements a feedback mechanism where the control unit receives user input regarding water supply requirements and adjusts the pump operation accordingly. The control unit processes user commands and provides appropriate feedback by adjusting the water supply amount in real-time based on user preferences and cleaning conditions. This feedback loop enables direct user control over water supply while maintaining a relatively simple control system architecture.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12340683B2Control device of robot cleaner
Publication Date: 2025.06.24 LG ELECTRONICS INC
  • US12340683B2 patent drawing
  • US12340683B2 patent drawing
  • US12340683B2 patent drawing

AI summary

The present invention relates to a control device for a robot cleaner providing functions and user interfaces (UI) for increasing user convenience, and according to the control device of the present invention, the user convenience can be increased by providing various user interfaces capable of receiving set values for controlling the robot cleaner.