Abstract: The present invention relates to an apparatus for providing a synthetic representation of a vascular structure. It is described to provide (210) at least one 2D X-ray image comprising 2D X-ray image data of a vascular structure of a patient's body part is provided. A 3D model of the body part is provided (220), the 3D model comprising a 3D modelled vascular structure. A 2D projection of the 3D model of the body part is determined (230), the 2D projection of the 3D model of the body part comprising a 2D projection of the 3D modelled vascular structure. The 3D model of the body part is transformed (240). The transform of the 3D model of the body part comprises a determination of the pose of the 3D model of the body part such that a 2D projection of the 3D modelled vascular structure associated with the transformed 3D model of the body part is representative of the 2D X-ray image data of the vascular structure of the patient's body part.

Abstract: The present invention relates to a power converter architecture and its operation principle that supplies an electric load with a controlled direct voltage from both a local direct current electricity source as well as an alternating current (AC) mains with maximum power conversion efficiency. For the case that the local electricity source can not provide enough electricity to the local load it is additionally supplied with electricity from the AC mains. In other case electricity is also feed into the AC grid when a local source can provide more electricity than needed to supply local loads.

Abstract: A lighting device providing an easy installation in a roof or a wall, having a small number of pieces is disclosed. The lighting device comprises at least a holding body (1) having a main axis (A) and at least one opening (4), comprising at least one magnetic band called “fixed band” (5) including at least one first magnetic element having a first polarity, and body (6) arranged to hold at least one light source, said light body being capable of moving with respect to the holding body relative at least to the main axis, comprising at least one magnetic band called “mobile band” including at least one second magnetic element having a second polarity opposite the first polarity, wherein said mobile band faces at least a part of the fixed band during at least a part of the motion of the light body with respect to the holding body.

Abstract: The invention describes an OLED device (1) comprising an active layer (13) between a first electrode (11) and a second electrode (12); a contact means (3, 34, 35) for connecting the electrodes (11, 12) to a power supply (2); and a brightness distribution controlling means (20, 21, 21?, 24, 24?, 25, 25?), which brightness distribution controlling means (20, 21, 21?, 24, 24?, 25, 25?) comprises a plurality of openings (20), wherein an opening (20) extends through the second electrode (12) and the active layer (13) to expose an area (21, 21?) of the first electrode (11); and a plurality of selectively addressable current distribution lines (24, 24?, 25, 25?), wherein a current distribution line (24, 24?, 25, 25?) is arranged to extend between a contact means (3, 34, 35) and an exposed area (21, 21) such that an electrical connection can be established between the power supply (2) and the first electrode (11) to (specifically) regulate the brightness of the active layer (13) in the vicinity of the exposed area (2

Abstract: The invention relates to an optical device for imparting an asymmetrical light beam. The optical device comprises a lens (10) having an exit diopter (12) having an exit surface consisting of a convex surface (16) defining a curved rear portion (18) having a first curvature and a curved front portion (19) having a second curvature different from the first curvature. Furthermore the lens (10) comprises an entry diopter (11) including at least one concave lodging (13) for lodging at least one light source, the surface of the concave lodging (13) facing at least partly the curved rear portion (18).

Abstract: An optoelectronic device comprising at least one optoelectronic active region comprising at least a rear electrode and a front electrode between which an organic optoelectronic material is sandwiched, said rear electrode being reflective, and a cover layer arranged in front of said front electrode. The cover layer comprises a material with light-scattering particles of a first material dispersed in a transparent matrix of at an least partly hydrolyzed silica sol. Due to the highly scattering propertied of the cover layer, the device is essentially concealed behind the cover layer when not in its operative state.

Abstract: The invention provides a user interaction system (100) and a method of controlling a lighting system. The user interaction system (100) comprises a display (106), a means for receiving a location indication (102), a location identification means (104) and an overlay image creator (108). The display (106) displays a subarea image and an overlay image. The subarea image is an image of a specific subarea of the environment. The location identification means (104) detects which specific location in the environment is indicated by the location indication. The overlay image creator (108) generates the overlay image. The overlay image comprises information related to a lighting effect which is obtainable by the lighting system at the specific location. The obtainable effect is an effect of at least two controllable light sources of the lighting system.

Abstract: A controller for a lighting arrangement is provided, comprising a detector unit having a field of view and a pointing direction. The controller furthermore includes an interface unit for interfacing with the lighting arrangement, and a processing unit connected to the detector unit and the interface unit. The detector unit is arranged to provide detection data including parameters related to one or more identifiable beacons within the field of view of the detector unit. The processing unit is arranged to associate the detection data with a set of lighting parameters for the lighting arrangement and to control the lighting arrangement via the interface unit in accordance with the set of lighting parameters. Also a method of controlling alighting arrangement is provided.

Abstract: A sensing device including an inlet port for receiving a fluid, a measurement chamber for sensing the fluid, a fluid channel coupling the inlet port and the measurement chamber for transporting the fluid from the inlet port to the measurement chamber, and a fluid stop unit for stopping and controllably releasing the flow of fluid between the inlet port and the measurement chamber.

Abstract: A method for wireless communication in a network comprising a resource-restricted device (ZGPD), at least two proxy devices (ZP1, ZP2) and at least one destination device (DD), wherein the method comprises the following steps: the resource-restriced device transmitting a frame to be forwarded to a destination device in the network, said frame containing a unique source identifier of the resource-restricted device, at least one proxy device receiving the frame and identifying the frame as originating from a resource-restricted device, —the proxy device determining the unique source identifier and deriving a group identifier as a known function of the unique source identifier, the group identifier designating a group of devices in the network or a source address, the proxy constructing, from the frame, an appropriate packet to be forwarded, the proxy forwarding the packet by taking into account the group identifier.

Abstract: A source assembly (48) configured to generate infrared electromagnetic radiation includes an emitter (60) that emits electromagnetic radiation over an emission solid angle. A portion of the emitted electromagnetic radiation is used in a detection. The portion of the user electromagnetic radiation surrounds the optical path in a usable solid angle. Electromagnetic radiation outside of the usable solid angle is focused back by a reflection assembly (64) onto the emitter to enhance the efficiency of the emitter.

Abstract: The invention relates to a glass package (100) for sealing a device (120), to a system (110) comprising the glass package, a light source (210), a luminaire (200), a backlighting system (310), and to a display device (300). The glass package according to the invention comprises a first glass substrate (10), a second glass substrate (20), and a seal (30) sealing an interface between the first glass substrate and the second glass substrate. The seal comprises a frit (30) comprising glass. A CTE of the frit is chosen to be at least 10% lower compared to the CTE of the first glass substrate and/or of the second glass substrate. An effect of the glass package according to the invention is that the difference between the CTE of the frit compared to the CTE of the first glass substrate and/or the second glass substrate enables to generate a gas-tight sealed glass package while using a glass-material as the first glass substrate and/or as the second glass substrate which has a relatively high CTE.

Abstract: A LED light emitting group (1) apt to produce an outgoing light beam having its own optical axis (8) is equipped with a plurality of LEDs (18), distributed on a plate-shaped body (13) and having a fixed central plane portion (14) orthogonal to the optical axis (8) and a crown (13) of peripheral plane portions (16) tilted with respect to the central plane portion (14) and converging the one towards the other one and towards the central plane portion (14) and the optical axis (8); each one of said plane portions (14, 16) carrying a plurality of said LEDs (18).

Abstract: A method for driving a lamp (2) comprises the steps of: generating a lamp current (ICONST) having a constant magnitude; defining a commutation period having a duration TCOMM; defining a time base of original commutation moments, having fixed mutual intervals of 0.5*TCOMM; receiving data to be embedded in the light output; commutating the lamp current at commutation moments; wherein individual commutations are time-modulated in order to encode said received data. Preferably, a commutation moment is: either equal to an original commutation moment if there are no data to embed; or advanced over a modulation distance (?) with respect to the corresponding original commutation moment in order to encode data having a first value (“0”); or delayed over said modulation distance (?) with respect to the corresponding original commutation moment in order to encode data having a second value (“1”).

Abstract: A method of forming a time-varying signal representative of at test variations in a value based on pixel values from a sequence of images, the signal corresponding in length to the sequence of images, includes obtaining the sequence of images. A plurality of groups of sub-sets of pixel values are formed by selecting a sub-set of at least one pixel value from each of at least two images defining an interval to form a group of associated sub-sets using at least one of a different aperture and a different interval length for groups defined on different intervals of the sequence. Groups of sub-sets are selected to form the signal to cover different intervals of the sequence of images by obtaining spatio-temporal volumes of pixel values from a sequence of images at least based on the received sequence of images. Each volume includes pixel values within a spatial aperture from each image within an interval of the sequence.

Abstract: The present invention relates to a method for controlling the illumination system in a temperature controlled environment, and to a control system for a temperature controlled environment having an illumination system. More specifically, the invention relates to a method wherein output of the illumination system causes a temperature response in the temperature controlled environment, the temperature response being detected by a sensor, the method comprising regulating the temperature adaptively based on the output of the illumination system and the associated temperature response.

Abstract: The invention relates to automatically configuring of a lighting created by a lighting system, particularly to creating a lighting, which follows a person, with a networked lighting system. A basic idea of the invention is to adapt the learning based processing of activations of lamps and presence detectors received as input data to changes in a system for automatically configuring lighting with a variable adaptation rate in order to make the automatic lighting configuration more robust with regard to system changes.

Abstract: A connector (10) is provided that includes a housing supporting a plurality of individual connection blocks (30, 35, 40) each having a power source input and an electronics output. Surge protection structure (51-54) is embedded within the housing of the connector (10) and is electrically coupled to at least some of the individual connection blocks (30, 35, 40). The connector (10) may be implemented within a lighting fixture (100).

Abstract: A remote controller is arranged for selecting a light source among a plurality of light sources. The remote controller has an omnidirectional transmitter and is arranged to instruct, by means of the omnidirectional transmitter, the light sources to transmit a directional signal comprising a code, which is unique for each light source. Further, the remote controller has a directional signal receiver, and is arranged to receive the directional signals from the light sources, and signal comparison circuitry connected with the directional signal receiver. The remote controller is arranged to select one of the light sources on basis of the received directional signals. Furthermore, the remote controller comprises a transmission indicator, which is arranged to generate an indication signal, indicative of a successful omnidirectional transmission, and it is arranged to initiate the selection of one of the light sources by means of the indication signal.

Abstract: A method of selecting a light source among a plurality of light sources by means of a remote controller includes the remote controller: instructing, by omnidirectional transmission, the light sources to each transmit a directional signal comprising a code, which is unique for each light source; —receiving the directional signals from the light sources; and selecting one of the light sources on basis of the received directional signals. Furthermore, the method includes: generating, remotely of the light sources, codes to be transmitted by the light sources; and—the remote controller instructing each one of the light sources which one of the remotely determined codes to transmit.