Multi-Source Lighting With Separating Walls for Uniform Color Mixing

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Solution Overview

Problem

There is a growing demand for flexible and customizable lighting solutions that can be tailored to specific user preferences and needs, including adjustable color temperatures, brightness levels, and integration with smart home systems, while maintaining robustness and durability.

Innovation Solution

A lighting apparatus with multiple light sources, a separating wall, and a controller that allows for different lighting modes, including activation of one or both light sources, and a design that incorporates a light cover with optical structures to adjust light patterns and intensities, along with a driver module for current generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple light sources are used to provide customizable lighting effects, then lighting versatility and user experience are improved, but device complexity increases

Engineering Contradiction:
Improvelighting customizationVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The lighting apparatus is divided into multiple independent light sources (first light source and second light source), each capable of being controlled separately. This segmentation allows for customizable lighting effects while maintaining modular simplicity in the overall structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple light sources with different color temperatures (e.g., warm white and cool white) are integrated into a single apparatus, enabling it to perform multiple lighting functions. The controller can activate different combinations of light sources to achieve various lighting modes, enhancing versatility without requiring separate devices.

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

2Manufacturing precision

If a separating wall is introduced to control light distribution, then lighting precision and uniformity are improved, but device complexity increases

Engineering Contradiction:
Improvelight distribution controlVSAvoidstructure
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

A separating wall is introduced as an intermediary element between the light sources and the environment. This wall controls light distribution by reflecting, transmitting, or blocking light as needed, achieving precise lighting control without requiring complex mechanical adjustment mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The separating wall is strategically positioned to control light distribution in specific areas. It creates distinct lighting zones by managing how light from different sources interacts with the environment, allowing for localized lighting control while maintaining a simple overall structure.

Inventive Principle:
Principle #3Local quality

3Manufacturing precision

If optical structures are added to the light cover to adjust light patterns, then lighting precision and uniformity are improved, but manufacturing complexity increases

Engineering Contradiction:
Improvelight pattern controlVSAvoidlight cover fabrication
Core Design Contradiction:
Manufacturing precisionVSEase of manufacture

Solution Approach 1:

Optical structures such as lenses, diffusers, or prisms are integrated into the light cover to change the parameters of light transmission. These structures modify light patterns, intensity distribution, and directionality, achieving precise lighting control while using standard manufacturing techniques for the light cover itself.

Inventive Principle:
Principle #35Parameter changes

4Adaptability or versatility

If multiple light sources with different color temperatures are used, then lighting versatility is improved, but maintaining uniform light intensity becomes more difficult

Engineering Contradiction:
Improvecolor temperature adjustmentVSAvoidlight intensity uniformity
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The controller monitors and adjusts the intensity of each light source to maintain uniform overall lighting. By using feedback control, the system can compensate for differences in color temperature and intensity output from multiple light sources, ensuring consistent lighting quality across all lighting modes.

Inventive Principle:
Principle #23Feedback

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

Enables customizable lighting effects with minimal intensity and color temperature differences, enhancing user experience and energy efficiency, while ensuring robustness and durability.

Implementation Method 1

The separating wall has a reflection on an inner side facing to the first light source

Methodology Applied
Scientific EffectReflection: Reflection

Implementation Method 2

the light cover has an optical structure distribution to smooth an overlapping area of a first light of the first light source and a second light of the second light source

Methodology Applied
Scientific EffectLight scattering: Scattering

Data Source

PatentUS12359793B2Lighting apparatus
Publication Date: 2025.07.15 LEEDARSON LIGHTING FIXTURES CO LTD
  • US12359793B2 patent drawing
  • US12359793B2 patent drawing
  • US12359793B2 patent drawing

AI summary

A lighting apparatus includes a first light source, a second light source, a light source plate and a separating wall. The light source plate has a first area and a second area on a front side of the light source plate. The first light source is placed on the first area of the light source plate. The second light source is placed on the second area of the light source plate. The separating wall is placed above the front side of the light source plate for separating the first area and the second area and for defining a first light spanning area of the first light source and a second light spanning of the second light source.