Load Control Module Auto-Configuration for LED Driver Compatibility

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Solution Overview

Problem

Existing load control systems lack the ability to automatically determine the appropriate control technique for load regulation devices and electrical loads, leading to improper operation when the wrong control technique is used.

Innovation Solution

A control module equipped with a processor, memory, and control circuit that can automatically identify the correct control technique for connected electrical loads by sequentially testing various control methods and measuring power consumption, allowing it to adjust intensity levels to determine responsiveness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a control module uses a fixed control technique to control load regulation devices, then the control system is simple to implement, but it cannot adapt to different types of electrical loads and may not respond properly

Engineering Contradiction:
Improveadaptability to different control techniquesVSAvoidcontrol module complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The control module automatically determines the appropriate control technique by testing different techniques and measuring power consumption responses, enabling the system to self-configure without manual intervention or complex pre-programming

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The control module varies control parameters (voltage levels, signal types) to test different control techniques and identifies the correct technique by measuring changes in power consumption and load response characteristics

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the control module automatically determines the control technique by testing multiple methods, then adaptability to different loads is improved, but the configuration time and complexity increase

Engineering Contradiction:
Improveautomatic control technique determinationVSAvoidconfiguration time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The control module performs automatic control technique determination during the initial configuration phase before normal operation begins, so that the correct technique is established in advance without affecting operational time

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The control module efficiently tests multiple control techniques in sequence during configuration, rapidly identifying the correct technique through systematic measurement and response analysis to minimize configuration time

Inventive Principle:
Principle #21Skipping (Rushing through)

3Measurement precision

If the control module measures power consumption to identify the correct control technique, then accurate load response detection is achieved, but energy measurement and control complexity increases

Engineering Contradiction:
Improveload response detection accuracyVSAvoidpower measurement and control circuitry
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The control module measures power consumption as feedback during the testing phase and uses this information to determine which control technique produces the expected load response, enabling accurate identification through quantitative measurement

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250365833A1Automatic Configuration of a Load Control System
Publication Date: 2025.11.27 LUTRON TECHNOLOGY COMPANY LLC
  • US20250365833A1 patent drawing
  • US20250365833A1 patent drawing
  • US20250365833A1 patent drawing

AI summary

A control module is able to be installed with electrical devices, such as, for example electrical loads (e.g., lighting loads) and/or load regulation devices. The control module may determine whether an LED driver for an LED light source is responsive to one or more of a plurality of control techniques. The control module may be able to automatically determine an appropriate control technique to use to control the connected LED driver and/or LED light source. The control module may sequentially attempt to control the LED driver and/or LED light source using each of the plurality of control techniques and determine if the LED driver and/or LED light source is responsive to the present control technique. The plurality of control techniques may include one or more analog control techniques and one or more digital control techniques.