Lighting Apparatus Manual Switch Control Circuit
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Solution Overview
Problem
Current lighting technologies lack a cost-effective and flexible method for controlling light devices, which is essential for optimizing light output and quality.
Innovation Solution
A lighting apparatus comprising a rectifier, multiple light sources, and driver modules, with a switch controller that uses manual switch operations to generate control signals for managing light sources, including PWM signals and wireless connectivity for external device control, allowing for adjustable light intensity and color temperature.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional control methods for light devices are used, then the control functionality is achieved, but the cost increases and flexibility is reduced
Solution Approach 1:
The manual switch is designed to perform multiple functions: it can detect different operation patterns (single click, double click, long press) and each pattern corresponds to different control actions (turn on, turn off, adjust brightness). This multi-functional design eliminates the need for separate control devices, reducing system complexity while maintaining high adaptability and flexibility in controlling the lighting apparatus.
2Illumination intensity
If advanced control technologies are implemented, then light quality and output optimization is improved, but the cost increases
Solution Approach 1:
The system uses the existing manual switch to detect operation patterns and generate corresponding control signals without requiring additional sensors or control devices. The switch controller itself performs the pattern recognition and signal generation functions, making the system self-sufficient and eliminating the need for expensive external control components, thereby reducing manufacturing costs while maintaining light quality optimization capabilities.
3Ease of operation
If multiple control signals are generated for different operations, then light output control is improved, but the device complexity increases
Solution Approach 1:
The patent combines multiple control functions (turn on, turn off, brightness adjustment) into a single manual switch interface. The switch controller integrates the functionality to detect different operation patterns and generate corresponding control signals within one component, merging what would traditionally require separate control devices into a unified system, thereby improving ease of operation without proportionally increasing device complexity.
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 flexible and energy-efficient control of light sources using a simple manual switch, reducing costs and enhancing light quality by allowing for customizable light patterns and intensity adjustments.
Implementation Method 1
LED lighting, a solid-state lamp that uses light-emitting diodes as the source of light
Data Source
AI summary
A lighting apparatus includes a rectifier, a set of light sources and a set of driver modules. The rectifier has a neutral node connected to a neutral wire and a hot node connected to a hot wire for connecting to an external power source. A manual switch is placed between the external power source and the neutral node. The switch controller is connected to the neutral node for detecting an operation of the manual switch among multiple candidate operations. Each candidate operation is associated to a set of control signals. Each driver module has a first end connected to the rectifier and a second end connected to the switch controller for receiving a corresponding control signal to drive one corresponding light source from the set of light sources. The driver module includes a constant current source and a switch unit.