Light Treatment Housing Window for Power-Efficient Operation Indication

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Solution Overview

Problem

Existing light treatment systems face challenges with high power usage, uncontrolled light leakage, and the need for additional indicators, which affect operational time and cost-effectiveness, especially in battery-operated devices.

Innovation Solution

A light treatment system with a housing that includes a window for indicating operation, using luminescent materials to convert light and reduce power requirements, and a control circuit for pulsed mode operation to minimize battery drain and improve user safety and comfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a light treatment system uses a battery-operated design to enable free use without power wires, then ease of operation is improved, but power consumption increases and operational duration decreases

Engineering Contradiction:
Improvefree use without power wireVSAvoidpower consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The light source operates in pulsed mode rather than continuously, with the control circuit activating the light source only during treatment intervals. This periodic operation significantly reduces average power consumption while maintaining therapeutic effectiveness, thereby extending battery operational duration without compromising ease of use.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The housing window provides continuous visual indication of system operation without requiring additional power-consuming indicator lights. The window passively transmits light from the treatment area, maintaining continuous feedback to the user while consuming zero additional power, thus resolving the contradiction between operational feedback and power consumption.

Inventive Principle:
Principle #20Continuity of useful action

2Reliability

If the light treatment system operates continuously to provide effective treatment, then treatment effectiveness is improved, but battery drain increases and operational time decreases

Engineering Contradiction:
Improvetreatment effectivenessVSAvoidoperational time
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The control circuit implements pulsed operation of the light source, delivering intense light bursts during treatment intervals followed by rest periods. This periodic action maintains treatment effectiveness by providing sufficient light exposure while dramatically reducing average power consumption, thereby extending battery operational time without compromising therapeutic reliability.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The system changes the temporal parameters of light delivery from continuous to pulsed mode, adjusting the duty cycle to optimize between treatment effectiveness and power consumption. This parameter change allows the same light source to deliver equivalent therapeutic effects with reduced energy expenditure, extending operational duration.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If additional indicator lights are added to show system operation, then ease of operation is improved, but power consumption increases

Engineering Contradiction:
Improveoperation indicationVSAvoidpower consumption
Core Design Contradiction:
Ease of operationVSUse of energy by moving object

Solution Approach 1:

The housing window serves a dual function: it allows light to escape from the treatment area while simultaneously acting as a passive indicator that the system is operating. The window requires no additional power source, electronics, or active components, as it simply transmits the treatment light to provide visual feedback to the user, thereby eliminating the need for separate indicator lights and their associated power consumption.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The housing window is designed to perform multiple functions: it allows light transmission for treatment, provides visual indication of system operation, and maintains structural integrity. This multi-functionality eliminates the need for separate indicator components, reducing overall system power consumption while maintaining ease of operation through visual feedback.

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

4Object-affected harmful factors

If the housing is completely sealed to prevent light leakage, then safety is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvelight leakage controlVSAvoidhousing manufacturing
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

Rather than making the entire housing completely sealed, the design applies light-blocking properties locally at specific areas where light leakage could occur. The housing includes strategically positioned light-blocking elements or coatings only in critical regions, maintaining safety by preventing harmful light exposure while simplifying manufacturing compared to a fully sealed design. This localized approach reduces manufacturing complexity while ensuring safety.

Inventive Principle:
Principle #3Local quality

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

The system reduces power consumption, eliminates uncontrolled light leakage, and provides a cost-effective solution with enhanced user safety and comfort by using luminescent materials to indicate operation and control light emission, improving the operational time and user experience.

Implementation Method 1

using luminescent materials to convert light and reduce power requirements

Methodology Applied
Scientific EffectLuminescence: Luminescence

Implementation Method 2

a light source for emitting light for illuminating a part of a human or animal body for light treatment

Methodology Applied
Scientific EffectLight emission: Light Emitting Diode

Data Source

PatentUS10507336B2Light treatment system
Publication Date: 2019.12.17 KONINKLIJKE PHILIPS NV
  • US10507336B2 patent drawing
  • US10507336B2 patent drawing
  • US10507336B2 patent drawing

AI summary

The invention relates to a light treatment system. The light treatment system comprises a light source for emitting light for illuminating a part of a human or animal body for light treatment. The light treatment system further comprises a housing for emitting light towards the part of the human or animal body, and for at least partially covering the illuminated part of the human or animal body from view. The housing further comprises a window for emitting light from an inner part of the housing away from the housing.