Orientation-Sensing Load Control Interface for Flexible Mounting

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Solution Overview

Problem

Existing load control systems require complex electrical wiring and professional installation, making them costly and inaccessible to average consumers. Additionally, remote control devices often need to be mounted in various orientations, which can be challenging without proper alignment sensing mechanisms.

Innovation Solution

The development of a remote control device with a mounting structure and a control unit that can be oriented in multiple ways. The control unit includes a rotating portion, a capacitive touch circuit, an orientation sensing circuit, and a communication circuit, allowing it to determine its orientation and translate user inputs into control data for controlling electrical loads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If standard mechanical switches are replaced by load control devices requiring electrical wiring, then load control functionality is improved, but installation complexity and cost increase

Engineering Contradiction:
Improveload control functionalityVSAvoidinstallation complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent introduces a remote control device as an intermediary that communicates wirelessly with the load control system. This mediator allows users to control electrical loads without directly interfacing with the electrical wiring, thereby maintaining load control functionality while eliminating the need for complex installation procedures. The remote control device serves as a bridge between the user and the controlled device.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If remote control devices are mounted in various orientations, then installation flexibility is improved, but orientation detection accuracy deteriorates

Engineering Contradiction:
Improveinstallation flexibilityVSAvoidorientation detection accuracy
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent implements a multi-functional orientation detection system that can accurately determine the device's orientation regardless of how it is mounted. The system incorporates multiple sensors (accelerometers, gyroscopes, magnetometers) that work together to provide comprehensive orientation detection in any position. This universal detection capability allows the device to maintain precise orientation awareness whether mounted vertically, horizontally, or at any angle.

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

Solution Approach 2:

The patent employs feedback mechanisms where the detected orientation information is continuously monitored and used to adjust the user interface and control operations. The system receives feedback from orientation sensors and automatically adapts its behavior, such as reorienting the display or adjusting control sensitivity, to maintain accurate orientation detection and appropriate user interaction regardless of the mounting position.

Inventive Principle:
Principle #23Feedback

3Reliability

If professional installation is required for load control systems, then system reliability is improved, but accessibility to average consumers deteriorates

Engineering Contradiction:
Improvesystem reliabilityVSAvoidconsumer accessibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements self-service installation capabilities through wireless communication technology. The load control device and remote control can be paired and configured without requiring professional electrical wiring knowledge. Users can simply follow setup procedures to establish wireless connections, allowing them to install and configure the system themselves while maintaining reliable functionality. This eliminates the need for professional installation services.

Inventive Principle:
Principle #25Self-service

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

This solution enables easy installation and operation of load control systems without the need for complex electrical wiring, making it accessible to consumers. The orientation sensing and capacitive touch features enhance user interaction and control precision.

Implementation Method 1

The control unit may include a rotating portion, a capacitive touch circuit, an orientation sensing circuit, and a communication circuit

Methodology Applied
Scientific EffectCapacitive sensing: Capacitance

Data Source

PatentUS12278076B2Remote load control device capable of orientation detection
Publication Date: 2025.04.15 LUTRON TECHNOLOGY COMPANY LLC
  • US12278076B2 patent drawing
  • US12278076B2 patent drawing
  • US12278076B2 patent drawing

AI summary

A remote control device is provided that is configured for use in a load control system that includes one or more electrical loads. The remote control device includes a mounting structure and a control unit, and the control unit is configured to be attached to the mounting structure in a plurality of different orientations. The control unit includes a user interface, an orientation sensing circuit, and a communication circuit. The control unit is configured to determine an orientation of the control unit via the orientation sensing circuit. The control unit is also configured to translate a user input from the user interface into control data to control an electrical load of the load control system based on the orientation of the control unit and/or provide a visual indication of an amount of power delivered to the electrical load based on the orientation of the control unit.