Abstract: An LED based lighting device capable of Radio Frequency communication, said LED based lighting device comprising a driver board comprising a mains input connector, an LED output connector and an LED driver, wherein said LED driver is arranged for receiving a mains power supply, via said mains input connector, and for providing an LED current to an at least one LED, via said LED output connector, an LED board comprising an LED input connector, an antenna and said at least one LED, an interconnect cable connecting said driver board to said LED board via said LED output connector and said LED input connector, wherein said driver board further comprises an RF module arranged for generating an RF signal and for superimposing said generated RF signal on said LED current such that said RF signal is conveyed over said interconnect cable to said antenna.

Abstract: An LED based lighting device capable of Radio Frequency communication, said LED based lighting device comprising a driver board comprising a mains input connector, an LED output connector and an LED driver, wherein said LED driver is arranged for receiving a mains power supply, via said mains input connector, and for providing an LED current to an at least one LED, via said LED output connector, an LED board comprising an LED input connector, an antenna and said at least one LED, an interconnect cable connecting said driver board to said LED board via said LED output connector and said LED input connector, wherein said driver board further comprises an RF module arranged for generating an RF signal and for superimposing said generated RF signal on said LED current such that said RF signal is conveyed over said interconnect cable to said antenna.

Abstract: A lighting device (1) is disclosed. The lighting device (1) comprises: a communication unit (10) for wireless communication between the lighting device (1) and an external device; a solid-state lighting element (3) electrically connected to the communication unit (10); a heat sink (5) in thermal contact with the solid-state lighting element (3), the heat sink (5) having a slot (5a) adapted to act as a slot antenna; and a feed antenna (11) electrically connected to the communication unit (10), the feed antenna (11) having at least one end tip arranged at the slot (5 a) so as to enable the feed antenna (11) and the slot (5a) to communicate by proximity coupling.

Abstract: A lighting device (1) is disclosed. The lighting device (1) comprises: a communication unit (10) for wireless communication between the lighting device (1) and an external device; a solid-state lighting element (3) electrically connected to the communication unit (10); a heat sink (5) in thermal contact with the solid-state lighting element (3), the heat sink (5) having a slot (5a) adapted to act as a slot antenna; and a feed antenna (11) electrically connected to the communication unit (10), the feed antenna (11) having at least one end tip arranged at the slot (5 a) so as to enable the feed antenna (11) and the slot (5a) to communicate by proximity coupling.

Abstract: The present invention relates to a lighting assembly (100), comprising at least one light source (402), a heat sink (102) for dissipating heat generated during operation of the at least one light source (402), a lamp foot for connecting the at least one light source to a power supply, a control unit for controlling the at least one light source, and a first antenna arrangement (204) connected to the control unit and being electrically insulated from the heat sink (102) and the lamp foot (104), wherein the heat sink (102) and the lamp foot (104) form a second antenna arrangement (108), and the first antenna arrangement (204) is arranged in close vicinity of the second antenna arrangement (108) for allowing near-field coupling of a radio frequency signal provided to control the at least one light source (402).

Abstract: The invention provides a lighting device (104) and a luminaire (200). The lighting device comprises a light emitter (110) thermally connected to a heat sink (120). The lighting device further comprises a communication circuit (130) coupled to the heat sink for transmitting and/or receiving a communication signal. A first conductive part (122) of the heat sink comprises at least a first pole (142) of a dipole antenna (140) for transmitting and/or receiving the communication signal via the heat sink. This first pole of the dipole antenna may be induced via a primary radiator (160) to activate the gap (170).

Abstract: The invention provides a lighting device (100) and a luminaire (200). The lighting device comprises a light emitter (110) thermally connected to a heat sink (120). The lighting device further comprises a communication circuit (130) which is coupled to the heat sink for transmitting and/or receiving a communication signal. The heat sink is electrically conductive and comprising an opening (151) having dimensions for constituting an aperture antenna (150) for a particular frequency for directionally transmitting and/or receiving the communication signal of the particular frequency via the heat sink. In the embodiment shown, the lighting device comprises an aperture antenna (150) and a further aperture antenna (160).

Abstract: The invention provides a lighting device (100) and a luminaire (200). The lighting device comprises a light emitter (110) thermally connected to a heat sink (120). The lighting device further comprises a communication circuit (130) which is coupled to the heat sink for transmitting and/or receiving a communication signal. The heat sink is electrically conductive and comprising an opening (151) having dimensions for constituting an aperture antenna (150) for a particular frequency for directionally transmitting and/or receiving the communication signal of the particular frequency via the heat sink. In the embodiment shown, the lighting device comprises an aperture antenna (150) and a further aperture antenna (160).

Abstract: The invention provides a lighting device (104) and a luminaire (200). The lighting device comprises a light emitter (110) thermally connected to a heat sink (120). The lighting device further comprises a communication circuit (130) coupled to the heat sink for transmitting and/or receiving a communication signal. A first conductive part (122) of the heat sink comprises at least a first pole (142) of a dipole antenna (140) for transmitting and/or receiving the communication signal via the heat sink. This first pole of the dipole antenna may be induced via a primary radiator (160) to activate the gap (170).

Abstract: The present invention relates to a lighting assembly (100), comprising at least one light source (402), a heat sink (102) for dissipating heat generated during operation of the at least one light source (402), a lamp foot for connecting the at least one light source to a power supply, a control unit for controlling the at least one light source, and a first antenna arrangement (204) connected to the control unit and being electrically insulated from the heat sink (102) and the lamp foot (104), wherein the heat sink (102) and the lamp foot (104) form a second antenna arrangement (108), and the first antenna arrangement (204) is arranged in close vicinity of the second antenna arrangement (108) for allowing near-field coupling of a radio frequency signal provided to control the at least one light source (402).

Abstract: A method and device for determining decoupled signal parameters of received signals associated with individual antenna elements of an antenna array is disclosed. The method comprises the steps of determining a receiving characteristic of the antenna array, establishing an identity characteristic associated with the antenna array, the identity characteristic independently defining each of the plurality of antenna elements, and determining a decoupled signal parameter of the received signals in view of the receiving characteristic, the identity characteristic and a coupled current associated with said received signals.

Abstract: A method and device for determining decoupled signal parameters of received signals associated with individual antenna elements of an antenna array is disclosed. The method comprises the steps of determining a receiving characteristic of the antenna array, establishing an identity characteristic associated with the antenna array, the identity characteristic independently defining each of the plurality of antenna elements, and determining a decoupled signal parameter of the received signals in view of the receiving characteristic, the identity characteristic and a coupled current associated with said received signals. In one aspect of the invention, the receiving characteristic are based on the antenna array configuration and predetermined.