LED Lighting Module Layout for Wireless Antenna Isolation
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Solution Overview
Problem
Existing lighting apparatuses face challenges in integrating wireless functions due to antenna interference from shielding effects, which complicates design and assembly, and requires a modular solution that balances antenna placement with manufacturing factors.
Innovation Solution
A lighting apparatus design featuring a metal plate with an antenna area and base area on the same plane, an insulation layer, a light source, a driver circuit, and a wireless circuit, where the antenna area is elongated and the wireless circuit is connected via a conductive path, allowing for efficient placement without shadowing or interference, and includes a covering layer for electrical insulation and a bulb cap for power supply.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If antenna is integrated into lighting apparatus, then wireless communication function is added, but antenna performance is degraded due to shielding effect from metal components
Solution Approach 1:
The lighting apparatus is divided into functionally independent modules: a lighting module containing metal components (heat sink, reflector) and a wireless communication module containing the antenna. These modules are positioned at spatial separation to prevent the metal components from shielding the antenna, thus maintaining antenna performance while integrating wireless functionality into the lighting system
Solution Approach 2:
The antenna is positioned in a different spatial dimension or location relative to the metal components. Specifically, the antenna is placed away from the metal heat sink and reflector structures, utilizing three-dimensional space arrangement to avoid electromagnetic interference while maintaining compact overall device structure
2Reliability
If antenna is placed away from metal components to avoid shielding, then antenna performance is improved, but device complexity and assembly difficulty increase
Solution Approach 1:
The wireless communication module is integrated with the lighting module into a single unified lighting apparatus structure. The antenna is incorporated as part of the overall device architecture rather than as a separate add-on component, allowing for streamlined assembly processes and reduced device complexity despite the spatial separation requirement for optimal antenna performance
3Use of energy by moving object
If traditional lighting components are replaced with LED, then energy consumption is reduced and lifespan is extended, but initial cost is high and early LEDs had limited brightness
Solution Approach 1:
The patent utilizes modern LED technology with improved parameters compared to early LEDs. Contemporary LEDs offer higher luminous output, lower forward voltage, and enhanced efficiency, enabling the lighting apparatus to achieve both energy savings and adequate illumination levels. The design accommodates these parameter changes by optimizing the electrical circuit and thermal management system for modern LED characteristics
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 modular design enhances manufacturing efficiency, reduces assembly complexity, and ensures effective wireless communication without interference, while maintaining light quality and flexibility.
Implementation Method 1
The metal plate includes an antenna area... The wireless circuit is electrically connected to the antenna area of the metal plate via a second conductive path
Implementation Method 2
The insulation layer is placed on the metal plate... The light source is disposed on the top side of the insulation layer
Implementation Method 3
The driver circuit is electrically connected to the light source via a first conductive path... The wireless circuit is electrically connected to the antenna area of the metal plate via a second conductive path
Data Source
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AI summary
A lighting apparatus includes a metal plate, an insulation layer, a light source, a driver circuit and a wireless circuit. The metal plate includes an antenna area and a base area. The antenna area and the base area are on a same plane. The insulation layer is placed on the metal plate. The insulation layer has a top side and a bottom side. The metal plate is disposed on the bottom side of the insulation layer. The light source includes a LED module. The light source is disposed on the top side of the insulation layer. The driver circuit is electrically connected to the light source via a first conductive path. The wireless circuit is electrically connected to the antenna area of the metal plate via a second conductive path.