Battery Load Control Interface With Adaptive Illuminated Feedback

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Solution Overview

Problem

Traditional load control devices lack sophisticated user interfaces and feedback mechanisms, making it difficult for users to precisely control electrical loads and monitor their status, particularly in battery-powered devices where battery life extension is a challenge.

Innovation Solution

A battery-powered control device with a base portion, battery compartment, and control unit that includes a low battery indicator and capacitive touch or electric field sensing for user proximity detection, allowing for illuminated feedback on power delivery and battery status, and adjustable power modes to conserve battery life.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If a battery-powered control device provides continuous illuminated feedback to users, then user experience and status monitoring are improved, but battery life is reduced

Engineering Contradiction:
Improvestatus monitoringVSAvoidbattery life
Core Design Contradiction:
Loss of informationVSDuration of action of moving object

Solution Approach 1:

The control device provides illuminated feedback periodically or on-demand rather than continuously. The device can be configured to illuminate indicators when triggered by user interaction, motion detection, or at scheduled intervals, thereby reducing overall power consumption while still providing necessary status information to users.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The control device dynamically adjusts its feedback behavior based on operational context, user presence, and battery status. The system can transition between different feedback modes (continuous, periodic, on-demand) and adjust illumination intensity to balance information provision with power conservation throughout the battery's lifecycle.

Inventive Principle:
Principle #15Dynamics

2Loss of information

If a load control device includes sophisticated feedback mechanisms and illuminated indicators, then user experience and control precision are improved, but device complexity increases

Engineering Contradiction:
Improvefeedback capabilityVSAvoidinterface complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The control device segments its feedback system into distinct functional modules, each responsible for specific types of information (e.g., separate indicators for power status, battery level, operational mode). This modular approach allows sophisticated feedback capabilities while maintaining manageable system complexity through clear separation of concerns.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The control device uses color-coded indicators to convey different status information efficiently. By encoding multiple states through color variations (e.g., green for normal, yellow for warning, red for critical), the system provides rich feedback without requiring numerous separate indicators, thus reducing physical complexity.

Inventive Principle:
Principle #32Color changes

3Loss of information

If a control device provides constant visual feedback through illuminated indicators, then user awareness of load status is improved, but energy consumption increases

Engineering Contradiction:
Improvestatus awarenessVSAvoidpower consumption
Core Design Contradiction:
Loss of informationVSUse of energy by moving object

Solution Approach 1:

The control device implements periodic or event-driven illumination rather than constant lighting. Indicators are activated only when status changes occur or when user interaction is detected, significantly reducing energy consumption while maintaining effective status communication during critical moments.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The control device changes illumination parameters (intensity, duration, frequency) based on operational context and battery status. The system can provide brighter, longer-duration feedback when battery charge is high, and dimmer, shorter-duration feedback when battery charge is low, optimizing the balance between information provision and energy conservation.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enhances user experience by providing precise control and status monitoring of electrical loads, extends battery life by conserving power through adaptive feedback mechanisms, and improves aesthetics with illuminated feedback.

Implementation Method 1

The determination may be made based on a signal generated by a capacitive touch element or an electric field sensing device

Methodology Applied
Scientific EffectCapacitance: Capacitance

Data Source

PatentUS11765800B2User interface for a control device
Publication Date: 2023.09.19 LUTRON TECHNOLOGY COMPANY LLC
  • US11765800B2 patent drawing
  • US11765800B2 patent drawing
  • US11765800B2 patent drawing

AI summary

A battery-powered control device may be configured to control an amount of power delivered to one or more electrical loads and provide various feedback associated with the control device and/or the electrical loads. The feedback may indicate a low battery condition and/or the amount of power delivered to the one or more electrical loads. The control device may include a light bar and/or one or more indicator lights for providing the feedback. The control device may operate in different modes including a normal mode and a low battery mode.