Abstract: A magnetic resonance imaging method involves acquisition of magnetic resonance signals with application of diffusion weighting at a plurality of diffusion weighting strengths diffusion directions. An object dataset is reconstructed from the magnetic resonance signals in which apparent diffusion coefficients are assigned. The occurrence of one single or several diffusion directions in identified for individual voxels. In this way account is taken of crossing fibres.

Abstract: An image display apparatus (100) is disclosed. The image display apparatus (100) comprises: a display device (104) for displaying an image, by emission of display light in a first direction; a scattering layer (102) disposed in front of the display device (104), for scattering a portion of the ambient light; and a reflective layer (106) disposed in between the display device (104) and the scattering layer (102) for reflecting a portion of the scattered ambient light into the first direction.

Abstract: The present invention relates to a method of compensating an aging process of an illumination device comprising at least one organic light emitting diode (1) (OLED) having a light output that changes with time and a driver (2) connected with the OLED (1) having an individual current-voltage characteristic.

Abstract: The invention relates to a method and system for recording data by a plurality of laser beams (A, B) on an optical disc, said optical disc comprising segments which (1-51) are each identified by a synchronization pattern, said plurality of laser beams comprising at least a first laser beam (A) which has a first position on said optical disc for recording/reading data on a first segment and a second laser beam (B) which has a second position on said optical disc for recording data on a second segment, said method comprising the steps of: —calculating (410) said second position from said first position and the relative distance between said first laser beam and said second laser beam, —detecting (420) a synchronization pattern by said second laser beam, and —starting (430) to record data with said second laser beam on the basis of said second position and said detected synchronization pattern.

Abstract: Disclosed is a variable focus lens, having an optical axis, comprising: a fluid chamber, the fluid chamber comprising a first fluid and an axially displaced second fluid, the fluids being non-miscible, in contact over a meniscus and having different indices of refraction; a fluid contact layer arranged on the inside of the chamber wall; a first electrode separated from the first fluid and second electrode by the fluid contact layer; a second electrode acting on the second fluid; the fluid contact layer having a wettability by the second fluid which varies under the application of a voltage between the first electrode and the second electrode, such that the shape of the meniscus varies in dependence on said voltage; wherein the fluid chamber is shaped such that an angle formed between the wall of the chamber and the optical axis decreases along the length of the optical axis.

Abstract: A pixel relevance determining unit (100) for determining relevance values for respective pixels of an image is disclosed. The pixel relevance determining unit (100) comprises edge determining means (102) for determining a first edge orientation for a first one of the pixels (300) on basis of a first group of pixel values and for determining a second edge orientation for a second one of the pixels (308) on basis of a second group of pixel values, the second one of the pixels (308) being located in a neighborhood of the first one of the pixels (300); and assigning means (104) for assigning a first one of the relevance values corresponding to the first one of the pixels (300), on basis of comparing the first edge orientation with the second edge orientation.

Abstract: A decision support device incorporates a number of user friendly features. The device is operable to determine context by displaying a flow diagram of a clinical guideline so the clinician can select the current step in treatment (S630). Initial, automatic display of decision support data can be restricted to clinical data only (S420). Data pertinent to the current decision, and therefore automatically selected for display, can be highlighted (S340) when appearing in screens subsequently brought up by the clinician.

Abstract: The present invention relates to a recording apparatus and a corresponding method for recording information in an information layer of a record carrier (10) by irradiating the information layer (101) by means of a radiation beam (12), said information layer (101) having a phase reversibly changeable between a crystalline phase and an amorphous phase.

Abstract: The present invention relates to an inrush current limiter device (4) for limiting inrushing current to a connectable load (3) comprising: at least one switchable IGBT-based limiter unit (5) for selectively limiting the inrushing current, having at least one current limiting conductor element for a limited leading of current and at least an IGBT-based switch (Q2), whereby the IGBT-based switch (Q2) is used as well as a controlled current limiter and as a by-pass element, and at least one control device (7) for controlling the IGBT-based switch (Q2), whereby the control device (7) comprises at least one IGBT-based switch supply (6) and means for realizing (8) a smooth flank of an output signal at the selected conductor element.

Abstract: The present invention relates to a backlight for a display device comprising at least a first light source arrangement (1) and a second light source arrangement (2) and drivers for controlling said light source arrangements. The backlight further comprises a third light source arrangement (3), wherein each one of the first and second light source arrangements (1, 2) is controlled by a respective driver (5, 6) such that luminance of the first and second light source arrangements (1, 2) are individually controllable, wherein each of the first and second light source arrangements (1, 2) is controlled such that luminance profile of the first and second arrangements (1, 2) is arranged to approximate at least a portion of a luminance profile of the third light source arrangement (3).

Abstract: A light collimation device comprising a wave guide plate (100) having a first surface (101), an opposing faceted second surface (102) comprising a plurality of essentially planar parallel portions (103) and a plurality of facets (104) connecting said planar parallel portions (103) and at least one surface (105) for receiving light is provided. Each facet (104) is formed at a non-right angle (?) to said planar parallel portions (103) and the device further comprises a plurality of collimating refractive elements (106), wherein each collimating refractive element (106) corresponds to a separate one of the plurality of facets (104), and is located in the beam path of at least the major part of light being reflected on the corresponding facet (104) and extracted from said wave guide plate (100).

Abstract: An electro-optical switch, which can be switched between a substantially transparent state and a scattering state on basis of respective applied voltages, is disclosed. The electro-optical switch has a reflection-voltage curve that is steep enough to allow multiplexing. The electro-optical switch comprises: a scattering layer (302) comprising a liquid crystal-polymer composite; and a reflective layer (306) for reflecting a portion of scattered light back towards the scattering layer (302).

Abstract: A first electronic device (201) can gather information about itself or another electronic device (206, 208), which is preferably situated within a same room of a user premises. This information can come from an RF-ID tag (204, 207, 209) or other transmitter The information can relate to a state or identity of the other device. The first electronic device can alter program behavior (309, 409, 509) in response to the state or identity. The program might be an entertainment type program or a software type program. The information can be used to select brand specific program code (604, 605, 606) for execution.

Abstract: The present invention relates to an electronic device (1) comprising a display (3) and an integrated communication device (4), such as an RFID tag reader. In order to facilitate the positioning of the electronic device (1) in such a way that the communication device (4) is aligned with a corresponding device (6), with which a communication is intended to be carried out, the electronic device (1) is arranged to display a position indication (5), on the display (3), indicating where in the electronic device (1) the communication device (4) is placed.

Abstract: A content distribution system (300) has access control according to a predefined data access format. A studio (32) provides content data and related proprietary data on a record carrier (34) to be rendered by a rendering device (39). In the system applications (35) are executed on the device for manipulating the content data and related proprietary data. An access policy is set for each studio that controls access to said content data and related proprietary data. According to the invention a cross access policy is set for a virtual entity (42), and at least part of the proprietary data (43) is made available according to the cross access policy of the virtual entity. Also a cross studio application (41) is provided that complies with the access policy of the virtual entity for accessing said data for enabling the rendering device, when rendering the record carrier, to execute the cross studio application for accessing, for the proprietary data.

Abstract: A device is described, having a first (2) and a second (4) sound-generating means and an input for a stereo signal (S) comprising left (L) and right (R) sound signals. The device has an interconnected first (1) and second (3) part comprising a first (2) and a second (4) sound-generating means, respectively. The first part (1) is formed so as to couple soundwaves generated by the first sound-generating means (2) into a surface (6) when placed upon said surface (6), and the device has means (5) for sending a first signal (S1), which is a composite of the left (L) and right (R) sound signals, to the first sound-generating means (2) of the first part (1), and a second signal (S2), which is a different composite of the left (L) and right (R) sound signals, to the second sound generating means (4) of the second part (3).

Abstract: Method for equalizer adaptation and/or target adaptation in a receiver for a transmission channel. The method provides for detecting data in the received signal, deriving an error sequence representing potential errors in the data detection, deriving a first value representing the likelihood of an error in the data detection, the first value based on the error sequence and the received signal, and enabling and disabling adaptation of the equalizer and/or the target response depending on the first value being below or above a predefined threshold value.

Abstract: A universal line voltage dimming method and system, with a control circuit for an electronic ballast including an on-time converter (50) generating an on-time signal (54) in response to a sensed phase-controlled power signal (52), and a micro-processor (56) responsive to the on-time signal (54) and generating a dimming control signal (58). A lamp control method for an electronic ballast includes sensing phase-controlled power, determining on-time for the sensed phase-controlled power, and controlling lamp dimming in response to the on-time.

Abstract: A light source, includes a component (6) for emitting light, arranged to emit a major part of light generated within the component through a face (8) of the component (6), and at least one structure (7;18) for coupling out light, having a base (11;19) in contact with the face (8) of the component (6) and arranged to emit light through an aperture (12;20) opposite the base (11;19). An interface between the component (6) and an environment surrounding the base (7;18) is arranged to keep at least part of the light generated in the component confined to at least a layer of the component (6) adjoining the base (11;19). The base (11;19) is in contact with the face (8) over an area (A2) smaller than the area (A0) of the face (8).

Abstract: An optical element comprises a fluid chamber and a device for providing a magnetic field over at least a portion of the fluid chamber The fluid chamber has side portions and end portions, and contains a first fluid and a second fluid. The fluids are non-miscible and the second fluid is capable of being influenced by a magnetic field. The end portions of the fluid chamber are connected together only by the side portions.