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 invention provides a lighting system (1) comprising a lighting unit (100) and a monolithic support element (200) for supporting the lighting unit (100), wherein the monolithic support element (200) comprises: —a support part (210) for supporting the lighting unit (100), wherein the support part (210) has a first length (L1), wherein the support part (210) has a support part outer shape and support part outer dimensions, wherein the support part (210) optionally includes a support part channel (211) over at least part of the first length (L1) having a first cross-sectional area (A1); —a first duct (220) having second length (L2), wherein the first duct (220) has a first duct outer shape and first duct outer dimensions, wherein the first duct (220) comprises a duct channel (221) over at least part of the second length (L2) having a second cross-sectional area (A2); —a transition part (230) bridging the support part (210) and the first duct (220); wherein one or mote of (i) the support part outer shape and t

Abstract: The present invention relates to a holding device (100) for a light source (200), comprising a first portion (110) and a second portion (120). The first portion and the second portion extend at least partly in a common plane. The second portion is movable relative to the first portion from a first position, before insertion of the light source, in which the first portion and the second portion form a slit (130) for receiving the light source, and to a least a second position, after insertion of the light source, in which the second portion clamps the light source in the slit. Further, a lighting assembly and a display unit comprising such a holding device and a light source is disclosed. The holding device comprises fewer parts and is easier to manufacture as compared to prior art devices.

Abstract: A light strip and a method for installing a light strip are provided. The light strip is adapted to be installed in a conduit. The light strip comprises a substrate including a flexible material, a plurality of light emitting diodes, LEDs, arranged on the substrate, a reinforcing element arranged at the substrate to rigidify the light strip such that the light strip is adapted to be pushed or pulled through the conduit, and a connecting means arranged at end of the light strip and configured to, at least temporarily, connect a puller wire for pulling the light strip through the conduit.

Abstract: The present invention relates to a light converting device (11) comprising a solid state light source (2) and a wavelength converting layer (3) arranged to at least partly wavelength convert the light emitted, in use, by the solid state light source (2), the wavelength converting layer (3) having a back side (4) facing the solid state light source (2) and a front side (5) opposite the back side (4), wherein the front side (5) of the wavelength converting layer (3) defines an exit window of the light converting device (11). The light converting device (11) further comprises a hydrophobic nanostructure (6) having spaced apart protrusions (66) arranged on the front side (5) of the wavelength converting layer (3) and a protective coating (7) applied on top of the hydrophobic nanostructure (6).

Abstract: The invention provides a lighting module for use in a reflector which comprises at least one first light source emitting first light having a first light distribution with a first main direction and at least one second light source emitting second light having a second light distribution with a second main direction opposite to the first main direction. A base connects the lighting module to a luminaire socket. The base has a longitudinal axis extending from the base. The first light source is positioned on the longitudinal axis and the second light source is positioned at a non-zero distance to the longitudinal axis. The first main direction and the second main direction are substantially perpendicular with respect to the longitudinal axis.

Abstract: A lighting device has at least two lighting strips, which are slidable relative to each other and overlap in a region of overlap so that the overall length may be adjusted. The combined light intensity per unit length of the lighting strips in the region of overlap corresponds to the light intensity per unit length of the first and second lighting strips outside the region of overlap. This arrangement makes sure the combined light output in the region of overlap is the same as where the lighting strips do not overlap. In this way, the overall device is reversibly and repeatedly extendable and retractable and maintains a relatively constant light output per unit length.

Abstract: A light strip and a method for installing a light strip are provided. The light strip is adapted to be installed in a conduit. The light strip comprises a substrate including a flexible material, a plurality of light emitting diodes, LEDs, arranged on the substrate, a reinforcing element arranged at the substrate to rigidify the light strip such that the light strip is adapted to be pushed or pulled through the conduit, and a connecting means arranged at end of the light strip and configured to, at least temporarily, connect a puller wire for pulling the light strip through the conduit.

Abstract: A lighting device comprising at least one light source (4) adapted for, in operation, emitting light, a heat sink element (3) comprising a first part (31) on which the at least one light source is arranged and a second part (32), the second part comprising a plurality of ribs (341, 342, 343, 344) extending from the first part, and a cover element (2) comprising an outer surface (21) adapted for forming a light exit surface of the lighting device, the cover element (2) comprising a first plurality of grooves (231, 232, 233) comprising a V-shaped cross-section and being provided in the outer surface of the cover element, the cover element being arranged such as to extend over the heat sink element in such a way that the first plurality of grooves extends over the plurality of ribs of the second part of the heat sink element.

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 invention provides a lighting module (100) for use in a luminaire (200). The lighting module (100) comprises: a base (101) having a longitudinal axis (LA) and being constructed for rotatably connecting the base (101) to a socket (119) of a luminaire (200). The lighting module (100) further comprises a carrier (102) connected to the base (101) and extending from the base (101) in the direction of the longitudinal axis (LA). The lighting 5 module (100) further comprises a light unit (103) comprising a light source (104) and a heat sink (105) for dissipating thermal energy of the light source (104). The heat sink (105) extends in the direction of the longitudinal axis (LA) and is positioned at a non-zero distance D1 to the longitudinal axis (LA). The lighting module (100) further comprising a connecting construction (106) connecting the light unit (103) rotatably to the carrier (102) for rotating 10 the light unit (103) both around the carrier (102) and longitudinal axis (LA).

Abstract: The invention provides a lighting module (100) for use in a luminaire (200). The lighting module comprises a base (101) having a longitudinal axis (LA) which comprises an electrical connector (102) for connecting the lighting module (100) to a luminaire socket (201) of the luminaire (200). The lighting module (100) further comprises a driver unit (103) which comprises a driver circuit (104) which is electrically connected to the electrical connector (102). The lighting module (100) further comprises a light unit (105) which comprises at least one solid state light source (106) which is electrically connected to the driver circuit (104) and emits light. The lighting module (100) further comprises a heat sink (107) which removes heat from the at least one solid state light source (106).

Abstract: The present invention relates to a flexible solid state lighting strip (10), comprising: an elongate circuit board (12) having a longitudinal axis (14), wherein the elongate circuit board is bent, about folding lines (22; 26; 30; 34) parallel to the longitudinal axis of the elongate circuit board, into sections (18), such that subsequent sections along the longitudinal axis are oriented at least 45 degrees, preferably (approximately) 90 degrees, apart; and at least one solid state light source (44) mounted on the elongate circuit board.

Abstract: A lighting device has at least two lighting strips, which are slidable relative to each other and overlap in a region of overlap so that the overall length may be adjusted. The combined light intensity per unit length of the lighting strips in the region of overlap corresponds to the light intensity per unit length of the first and second lighting strips outside the region of overlap. This arrangement makes sure the combined light output in the region of overlap is the same as where the lighting strips do not overlap. In this way, the overall device is reversibly and repeatedly extendable and retractable and maintains a relatively constant light output per unit length.

Abstract: A light emitting device (1) comprising at least one light source (2), and a light guide unit comprising at least a first light guide (3) and a second light guide (4) each comprising a light input end surface (6, 31, 41) arranged to, when in operation, receive light emitted from the at least one light source and a light output surface (7, 32, 42), at least a part (8) of the first light guide and the second light guide near the light output end surface being bent in a bending radius (R), at least the first light guide of the light guide unit being ring-shaped in cross section, and the first light guide and the second light guide of the light guide unit being arranged in a nested relationship.

Abstract: The present invention relates to a holding device (100) for a light source (200), comprising a first portion (110) and a second portion (120). The first portion and the second portion extend at least partly in a common plane. The second portion is movable relative to the first portion from a first position, before insertion of the light source, in which the first portion and the second portion form a slit (130) for receiving the light source, and to a least a second position, after insertion of the light source, in which the second portion clamps the light source in the slit. Further, a lighting assembly and a display unit comprising such a holding device and a light source is disclosed. The holding device comprises fewer parts and is easier to manufacture as compared to prior art devices.

Abstract: A light bulb (1) is disclosed. The light bulb (1) comprises: a connector (2) for mechanically and electrically connecting the light bulb (1) to a light bulb socket; a light source (4) electrically connected to receive electrical power from the connector (2), wherein the light source (4) is separated from the connector (2) along a central axis (A) of the light bulb (1); and an internal structure (5) arranged along the central axis (A) between the connector (2) and the light source (4), wherein an axial direction is defined along the central axis (A) from the connector (2) towards the internal structure (5). The light bulb (1) further comprises a light-transmissive optical element (7) provided with an internal cavity (8) housing the light source (4) and the internal structure (5), the optical element (7) thereby forming an outer contour of the light bulb (1).

Abstract: The present invention relates to a flexible solid state lighting strip (10), comprising: an elongate circuit board (12) having a longitudinal axis (14), wherein the elongate circuit board is bent, about folding lines (22; 26; 30; 34) parallel to the longitudinal axis of the elongate circuit board, into sections (18), such that subsequent sections along the longitudinal axis are oriented at least 45 degrees, preferably (approximately) 90 degrees, apart; and at least one solid state light source (44) mounted on the elongate circuit board.

Abstract: The present invention relates to a light converting device (11) comprising a solid state light source (2) and a wavelength converting layer (3) arranged to at least partly wavelength convert the light emitted, in use, by the solid state light source (2), the wavelength converting layer (3) having a back side (4) facing the solid state light source (2) and a front side (5) opposite the back side (4), wherein the front side (5) of the wavelength converting layer (3) defines an exit window of the light converting device (11). The light converting device (11) further comprises a hydrophobic nanostructure (6) having spaced apart protrusions (66) arranged on the front side (5) of the wavelength converting layer (3) and a protective coating (7) applied on top of the hydrophobic nanostructure (6).

Abstract: A PCB assembly comprising a PCB having a set of through holes, and at least one snap on fastener having an abutment portion connected to a fixating portion, the fixating portion having a protruding section which is compressible against a spring force, such that, when the fixating portion is introduced into said hole, the protruding section is compressed to pass through the hole and allowed to expand on an opposite side of the hole and snap fit in the hole, while the abutment portion abuts against a surface of the PCB. The invention provides a significantly more efficient mounting process. Also, the fasteners will typically allow dismounting, e.g. facilitating replacement of a PCB. Further, the snap-on fasteners provide a flexible connection, which allows thermal expansion of the support without straining or damaging the PCB.