Lighting device having a wireless communication antenna
AssigneePhilips Lighting Holding B.V.
InventorsVincent Stefan David GIELEN, Yacouba LOUH
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Abstract
The present invention relates to a lighting device (1, 1a) comprising an envelope (3), a carrier (4) arranged inside the envelope (3) and having solid state light sources (5) mounted on the carrier (4), driver circuitry (10) spaced apart from the carrier (4), at least one power line (9) connecting the solid state light sources (5) and the driver circuitry (10), and a wireless communication circuit (13) for receiving control signals, and for controlling the light output, during operation, from the solid state light sources (5). The wireless communication circuit (13) is connected to the at least one power line (9) for using the at least one power line (9) as a wireless communication antenna.
Claims13
A lighting device comprising:
- an envelope;
- a carrier connected to a stem element, arranged inside said envelope and having solid state light sources mounted on said carrier;
- driver circuitry spaced apart from said carrier;
- at least one power line connecting said solid state light sources and said driver circuitry;
- and
- a wireless communication circuit configured to receive control signals, and control the light output, during operation, from said solid state light sources;
- wherein said wireless communication circuit is connected to said at least one power line for using said at least one power line as a wireless communication antenna and,
- wherein said at least one power line is formed by a carrier wire attached to said carrier and a stem wire attached to said envelope and connected to the carrier wire.
The lighting device according to further comprising a direct current choke connected in series between said at least one power line and said wireless communication circuit.
Dependencies are inferred from the claim text.