Bioactive Panel Lighting with Segmented LED Channels

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Solution Overview

Problem

Current LED lamps face challenges in providing white light across a range of correlated color temperatures (CCT) values while maintaining high efficiency, luminous flux, good color rendering, and color stability, as well as controlling circadian energy performance effectively.

Innovation Solution

The development of bioactive panel systems that incorporate LED-based lighting channels to generate circadian stimulating energy (CSE) blue light, less-CSE blue light, and long red and near-infrared (LRNE) red light outputs, allowing for customizable lighting modes and pixel configurations in bioactive panel systems, including microLED and OLED pixels, to achieve desired color rendering and circadian effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If LED-based lighting channels are used to provide white light across a range of CCT values, then energy efficiency and luminous flux are improved, but color rendering and circadian energy performance control become difficult to maintain

Engineering Contradiction:

Improveenergy efficiencyVSAvoidcircadian energy performance control

Core Design Contradiction:

Use of energy by moving objectVSAdaptability or versatility

Solution Approach 1:

The lighting system is divided into multiple independent LED-based lighting channels, each capable of generating light with different spectral characteristics. This segmentation allows the system to maintain energy efficiency while providing versatile control over color rendering and circadian energy performance by selectively activating different channels.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The lighting system dynamically adjusts the output of different LED channels based on user data and environmental conditions. This dynamic control enables the system to maintain optimal energy efficiency while adapting color rendering and circadian energy performance to different situations, resolving the contradiction between fixed efficiency and variable performance requirements.

Inventive Principle:

Principle #15Dynamics

2Adaptability or versatility

If multiple LED lighting channels are incorporated to achieve customizable lighting modes, then color rendering and circadian control are improved, but device complexity increases

Engineering Contradiction:

Improvelighting modes customizationVSAvoidsystem structure

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Each LED-based lighting channel is designed to perform multiple functions simultaneously - providing illumination, controlling color rendering, and influencing circadian rhythms. This multi-functionality reduces the need for separate specialized components, thereby achieving customizable lighting modes without proportionally increasing device complexity.

Inventive Principle:

Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If blue light output is increased to enhance circadian stimulating effects, then circadian control is improved, but harmful effects from excessive blue light exposure increase

Engineering Contradiction:

Improvecircadian stimulating effectsVSAvoidblue light exposure effects

Core Design Contradiction:

Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The lighting system incorporates feedback mechanisms that use user data and environmental conditions to dynamically adjust blue light output. This feedback control ensures that circadian stimulating effects are optimized while preventing excessive blue light exposure, as the system automatically reduces blue light when appropriate based on real-time conditions.

Inventive Principle:

Principle #23Feedback

Solution Approach 2:

The system changes the spectral parameters of the light output by adjusting the relative intensity of different LED channels. Instead of simply increasing blue light output, the system modifies the overall spectral composition to achieve desired circadian effects while maintaining safe blue light exposure levels through parameter optimization.

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

These systems provide enhanced color rendering and circadian control, improving cognitive function, eye health, skin health, and overall biological responses by dynamically adjusting light output based on user data and environmental conditions, mitigating the negative effects of excessive blue light exposure.

Implementation Method 1

one or more LED-based lighting channels adapted to generate a first circadian stimulating energy (CSE) blue light output

Methodology Applied

Scientific EffectLight Emitting Diode: Light Emitting Diode

Implementation Method 2

provide controllable biological effects... generate circadian stimulating energy (CSE) blue light, less-CSE blue light, and long red and near-infrared (LRNE) red light outputs

Methodology Applied

Scientific EffectPhotobiomodulation: Photosynthesis

Data Source

PatentUS20220005404A1Bioactive panel lighting systems

Publication Date: 2022.01.06 KORRUS INC

AI summary

Panel systems for displaying digital content. Bioactive LRNE and CSE emissions are provide in several operational modes. The panels system may have several modes associated with each panel. The method of delivering a specific aliquot of bioactive light via a panel system is disclosed. The control system can use sensor input to adjust the type and amount of bioactive light provided.