Adaptive Lighting for Indoor Gardening Growth Correction

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Solution Overview

Problem

Conventional indoor gardening systems lack adaptive lighting that responds to plant growth conditions, leading to uneven or abnormal growth, such as directional growth towards pinch points, which can hinder healthy plant development.

Innovation Solution

An indoor gardening appliance equipped with a growth detection system and a lighting assembly that adjusts illumination based on detected abnormal growth conditions, using a controller to correct these issues by selectively illuminating specific areas of plants.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a passive, time-based lighting system is used, then the system operation is simple, but the plant growth becomes abnormal due to lack of adaptation to actual growth conditions

Engineering Contradiction:
Improvelighting system operationVSAvoidplant growth health
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements a feedback mechanism where a growth detection system continuously monitors plant growth conditions and provides information to the controller, which then adjusts the lighting assembly accordingly. This closed-loop feedback system enables the lighting to adapt to actual plant growth needs rather than following a rigid predetermined schedule, thereby maintaining healthy plant growth while managing system complexity.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The lighting system transitions from a static, time-based operation to a dynamic system that continuously adjusts illumination based on real-time plant growth detection. The controller modifies lighting parameters such as intensity, duration, and distribution in response to detected growth conditions, making the system adaptive and responsive to actual plant needs rather than following a fixed schedule.

Inventive Principle:
Principle #15Dynamics

2Device complexity

If a rigid schedule lighting system is used, then the lighting control is simple, but the system cannot adapt to abnormal growth conditions

Engineering Contradiction:
Improvelighting control systemVSAvoidresponse to growth conditions
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The growth detection system provides continuous feedback on plant growth status to the controller, enabling the lighting system to detect and respond to abnormal growth conditions. This feedback loop allows the system to automatically adjust lighting parameters when growth deviations are detected, providing adaptability without requiring complex manual intervention or system redesign.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system employs self-service mechanisms where the growth detection system automatically identifies abnormal growth conditions and the controller autonomously adjusts the lighting assembly to correct these conditions. This self-regulating capability reduces the need for external monitoring and manual adjustment, maintaining relatively simple system architecture while achieving high adaptability to varying growth conditions.

Inventive Principle:
Principle #25Self-service

3Device complexity

If lighting is provided uniformly, then the lighting system is simple, but plants grow unevenly towards pinch points

Engineering Contradiction:
Improvelighting system structureVSAvoidplant growth uniformity
Core Design Contradiction:
Device complexityVSShape

Solution Approach 1:

The lighting assembly is configured to provide non-uniform, localized illumination based on detected plant growth patterns. When the growth detection system identifies areas of abnormal growth or pinch points, the controller adjusts lighting intensity and distribution to specific local zones, providing enhanced illumination where needed to promote balanced growth. This local quality approach allows simple lighting hardware to achieve complex, adaptive growth correction patterns.

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

Ensures healthy, even plant growth by dynamically adjusting lighting to prevent abnormal growth patterns, promoting full and balanced development.

Implementation Method 1

a lighting assembly selectively illuminates one or more portions of the plurality of plants

Methodology Applied
Scientific EffectLight emission: Light

Data Source

PatentUS11388863B2Adaptive lighting system for an indoor gardening appliance
Publication Date: 2022.07.19 HAIER US APPLIANCE SOLUTIONS INC
  • US11388863B2 patent drawing
  • US11388863B2 patent drawing
  • US11388863B2 patent drawing

AI summary

An indoor gardening appliance includes a liner defining a grow chamber and a grow module mounted within the grow chamber for receiving a plurality of plant pods. A lighting assembly is positioned within the grow chamber and includes a plurality of lights that are independent movable and adjustable. A controller detects an abnormal growth condition, e.g., a plant growing in a single direction, the presence and location of bare or void regions within a particular plant, growth toward a pinch point, and other growth abnormalities. The lighting assembly may be adjusted to correct the abnormal grow condition, e.g., by modifying an illumination schedule, an illumination direction, an intensity, a wavelength, or another parameter of the generated light.