LED Lamp Lens Embedded Bluetooth Antenna Design
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Solution Overview
Problem
Existing LED lamps with remote Bluetooth control require an external antenna, which is aesthetically unattractive and prone to damage, due to the limited range of Bluetooth signals within metal-housed LED lamps.
Innovation Solution
Embedding a Bluetooth antenna within the lens of the LED lamp, either partially or entirely, allows for improved signal range without compromising aesthetics, using a snap-fit design for assembly and utilizing a rib or raised portion to house the antenna.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If an external antenna is used for Bluetooth control, then wireless control range is improved, but aesthetic appearance deteriorates and antenna reliability worsens due to environmental damage
Solution Approach 1:
The antenna is merged with the lens by embedding it within the lens structure. The lens serves dual functions: optical function and antenna housing. This integration eliminates the need for external antenna wires while maintaining aesthetic appearance and improving reliability by protecting the antenna from environmental damage.
Solution Approach 2:
The antenna is nested within the lens structure. The lens acts as a protective housing that contains the antenna elements, allowing the antenna to be concealed within the existing form factor of the lamp while maintaining its wireless control functionality.
2Length of moving object
If an external antenna is used for Bluetooth control, then wireless control range is improved, but device reliability worsens due to environmental damage
Solution Approach 1:
The antenna is merged with the lens by embedding it within the lens structure. The lens serves dual functions: optical function and antenna housing. This integration eliminates the need for external antenna wires while maintaining aesthetic appearance and improving reliability by protecting the antenna from environmental damage.
Solution Approach 2:
The lens structure provides beforehand protection to the antenna by enclosing it within its transparent housing. This protective enclosure shields the antenna from environmental factors such as moisture, dust, and physical damage before any damage can occur, ensuring long-term reliability.
3Ease of operation
If Bluetooth signal range is extended through metal housing, then wireless control is enabled, but signal penetration deteriorates due to metal interference
Solution Approach 1:
The antenna is extracted from the metal housing interior and repositioned to be embedded in the lens, which is positioned at or near the front surface of the lamp. This extraction removes the antenna from the signal-blocking metal housing environment and places it in a location with minimal metal interference, improving signal penetration while maintaining wireless control capability.
Data Source
AI summary
An LED lamp is provided that is capable of being wirelessly and remotely controlled by an LED lighting control device. The LED lamp includes an antenna on the lens of the LED lamp and is embedded in a raised section of lens material. Locating the antenna in the raised section of lens material allows the LED lamp to be controlled by a stronger control signal from the LED lighting control device at greater distances (e.g., typically greater than ten feet) and does not detract from the aesthetic appeal of the LED lamp.