Garment Care Device Light Indicators for Movement Feedback

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Solution Overview

Problem

Garment care devices with movement sensors do not provide user feedback on movement information, hindering optimization of ironing settings for improved results.

Innovation Solution

A garment care device equipped with a sensor connected to a control unit that generates output signals characterizing movement, using a display of light indicators to provide visual feedback on movement characteristics, allowing users to adjust their strokes for optimal operation modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If movement sensors are integrated into the garment care device, then movement detection capability is improved, but user feedback on movement information is lost

Engineering Contradiction:
Improvemovement detection capabilityVSAvoiduser feedback on movement information
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

The patent implements a feedback mechanism by displaying detected movement characteristics through visual indicators (LEDs) on the device. The control unit processes sensor data and presents it back to the user in an intuitive format, allowing users to see their ironing stroke patterns and adjust accordingly to optimize ironing results.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary system consisting of the control unit and display interface that translates raw sensor data into meaningful visual feedback. This intermediary layer converts acceleration sensor readings into interpretable movement characteristics that users can understand and act upon.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If visual feedback on movement characteristics is provided, then user ability to optimize ironing settings is improved, but device complexity increases

Engineering Contradiction:
Improveuser ability to optimize ironing settingsVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the complex movement data into distinct, manageable characteristics represented by individual visual indicators. Each LED or display element represents a specific movement parameter (e.g., stroke length, speed, pressure), breaking down complex sensor data into simple, actionable insights that guide user optimization without overwhelming complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3612674B1Garment care device with light indicators
Publication Date: 2020.10.07 KONINKLIJKE PHILIPS NV
  • EP3612674B1 patent drawingFigure 1
  • EP3612674B1 patent drawingFigure 2(a)~2(c)
  • EP3612674B1 patent drawingFigure 3

AI summary

The invention relates to a garment care device (100) comprising a sensor (101) connected to a control unit (104) for generating an output signal characterizing a movement of the garment care device, and a display (102) for displaying at least one light indicator (103). The control unit (104) is adapted to identify some movement characteristics in the output signal. The movement characteristics reflects that the garment care device is moving, or not moving, and may correspond to the amount of linear displacement or the speed of displacement along a given direction of the garment care device. The control unit (104) is also adapted to control the switching of the at least one light indicator (103), based on said movement characteristics, according to a given light pattern.