Patent application number | Description | Published |
20080211977 | Configurable Multi-View Display Device - A configurable multi-view display device ( | 09-04-2008 |
20080231571 | Color Overdrive for Color Sequential Matrix-Type Display Devices - A method and apparatus for increasing the brightness of a color-sequential matrix display, in which the matrix display is addressed on a line-by-line basis, includes dividing a frame period of said matrix display into sub-fields corresponding to the number of light colors being used to sequentially illuminate said matrix display illuminating the display sequentially with said light colors, each for the duration of the corresponding sub-field, and pre-processing the video signal to compensate for errors due to illuminating the display during the addressing time and LC response time. The pre-processing includes determining a direction and an amount of gray scale level change from a preceding sub-field to a current sub-field, and increasing or decreasing the video signal in the current sub-field in dependence on the determined direction of the gray scale level change from the preceding sub-field and by an amount corresponding to a predetermined factor of said determined amount of gray scale level change. | 09-25-2008 |
20080247722 | Waveguide and Lighting Device - A waveguide ( | 10-09-2008 |
20080252592 | Electrophoretic Display Panel - The electrophoretic display panel ( | 10-16-2008 |
20080252639 | Switchable Display Device - A switchable display device ( | 10-16-2008 |
20080252986 | Thin and Efficient Light Collimating Device - A light collimation device comprising a wave guide plate ( | 10-16-2008 |
20080253130 | Light Source and Method of Providing a Bundle of Light - A light source, includes a component ( | 10-16-2008 |
20080259233 | Autostereoscopic Display Device - A switchable autostereoscopic display device comprises a display panel having an array of display pixel elements for producing a display, the display pixel elements being arranged in rows and columns. An imaging arrangement directs the output from different pixel elements to different spatial positions to enable a stereoscopic image to be viewed. The imaging arrangement is electrically switchable between at two 3D modes, wherein the effective position of the imaging arrangement is shifted laterally between the modes with respect to the display pixel elements by an amount which is a non-integer multiple of the pitch between the pixel elements. These two modes enable the resolution per mode to be increased, by adding views at inter-pixel locations, or enables the number of views to be increased. | 10-23-2008 |
20080266224 | Color-Sequential Display Device - A display arrangement comprises a plurality of pixel elements (FLCD) that have controllable light-transfer characteristics. A display driver controls the plurality of pixel elements in accordance with a color component (R) during a control interval (TO) that is assigned to the color component. The display driver causes a color-light source (RL | 10-30-2008 |
20080266387 | Autostereoscopic Display Device - A switchable autostereoscopic display device comprises a display panel having an array of display pixels for producing a display, the display pixels being arranged in rows and columns; and an imaging arrangement for directing the output from different pixels to different spatial positions to enable a stereoscopic image to be viewed. The imaging arrangement is electrically switchable between at least three modes comprising a 2D mode and two 3D modes. The imaging arrangement comprises an electrically configurable graded index lens array. The display can be switched between a number of modes to enable the display to be adapted or to adapt itself to the image content to be displayed and/or the display device orientation. | 10-30-2008 |
20080278691 | Color Mixing Rod Integrator in a Laser-Based Projector - The present invention provides a system ( | 11-13-2008 |
20080278809 | Optical System For 3-Dimensional Display - An optical system that can add an optical depth information to a two-dimensional image ( | 11-13-2008 |
20080291179 | Light Pen Input System and Method, Particularly for Use with Large Area Non-Crt Displays - The invention relates to a light pen input system with a light pen which is adapted to generate at least one scanning light line sweep for scanning a surface such as for example a display screen. The time from starting a scan until a light sensing element placed at a known position detects a scanning light line is measured and processed for determining the coordinates of the pointing position of the light pen. Thus, an “inverse” light pen is provided which may be implemented at low costs and which may be used with non-CRT displays. Furthermore, the system is independent of the display screen size. | 11-27-2008 |
20080297728 | Color Projector with a Compact Optical Integrator and Method of Projecting an Image Using the Same - In the color projector ( | 12-04-2008 |
20080304128 | Speckle Reduction by Angular Scanning for Laser Projection Displays - The present invention provides a system ( | 12-11-2008 |
20090201469 | ILLUMINATION SYSTEM - The present invention relates to an illumination system ( | 08-13-2009 |
20090268460 | LIGHT COLLIMATION AND MIXING OF REMOTE LIGHT SOURCES - A light-emitting device, comprising at least a first light source ( | 10-29-2009 |
20090284984 | LIGHT-EMITTING DEVICE - A light-emitting device ( | 11-19-2009 |
20090290376 | DUAL LAYER LIGHT GUIDE STRUCTURE FOR LED BASED AMBILIGHT - A device for guiding and mixing light comprising of a light guide, at least a first set of light emitting elements in a first layer and at least a second set of light emitting elements in a second layer. Each of the light emitting elements being arranged to emit light of at least a first predetermined frequency. The second layer extending in a second geometrical plane different from a first geometrical plane of the first layer for producing a uniform light output from the aggregate of the constituting frequencies. | 11-26-2009 |
20090316397 | LIGHT-EMITTING DEVICE - A light-emitting device ( | 12-24-2009 |
20100002027 | DISPLAY DEVICE AND METHOD - A display device ( | 01-07-2010 |
20100002079 | MULTI-VIEW DISPLAY DEVICES - A display system, comprises a multi-view display panel ( | 01-07-2010 |
20100014297 | WINDOW ASSEMBLY FOR IRRADIATING INFRARED LIGHT - A window assembly ( | 01-21-2010 |
20100033680 | AUTOSTEREOSCOPIC DISPLAY DEVICE AND A SYSTEM USING THE SAME - An autostereoscopic display device comprises a reflection layer for reflecting at least a portion of incident light, a polarization conversion layer arranged over the reflection layer, and an array of lenticular elements arranged over at least a portion of the polarization conversion layer and including a birefringent material. Light having a first state of polarization is arranged to pass through the lenticular element array without substantial lenticular element focusing, wherein the polarization state is transformed by the polarization conversion layer such that the reflected light has a second state of polarization arranged to pass through the lenticular element array with lenticular element focusing to provide multiple views. | 02-11-2010 |
20100046219 | LIGHT GUIDE AND LIGHT-OUTPUT DEVICE - A light guide ( | 02-25-2010 |
20100053229 | RIM SYSTEM FOR A DISPLAY - This invention relates to a rim system for a display such as a TV or a computer display. Controllable light sources are used for emitting light beam of at least one wavelength into a light guide comprising an inner and an outer side and a front and a back side, the light guide being adapted for guiding incoming light emitted by the light sources. The light guide | 03-04-2010 |
20100053992 | ILLUMINATION SYSTEM AND DISPLAY DEVICE - The invention relates to an illumination system ( | 03-04-2010 |
20100060859 | PROJECTION DISPLAY WITH LED-BASED ILLUMINATION MODULE - A projection display device comprising an illumination module ( | 03-11-2010 |
20100061080 | SYMMETRICAL LIGHT GUIDE STRUCTURE FOR LED BASED AMBILIGHT | 03-11-2010 |
20100149444 | BEAM-SHAPING DEVICE - A beam shaping device ( | 06-17-2010 |
20100165221 | DISPLAY DEVICE - A multi-view autostereoscopic display device ( | 07-01-2010 |
20100194867 | METHOD OF ILLUMINATING A 3D OBJECT WITH A MODIFIED 2D IMAGE OF THE 3D OBJECT BY MEANS OF A PROJECTOR, AND PROJECTOR SUITABLE FOR PERFORMING SUCH A METHOD - The invention provides a method of illuminating a 3D object | 08-05-2010 |
20100245406 | AUTOSTEREOSCOPIC DISPLAY DEVICE - A multi-view autostereoscopic display device comprises: a backlight having a plurality of backlight areas arranged in a width direction of the display device; a spatial light modulator arranged over and in registration with the backlight, the spatial light modulator having an array of display forming elements arranged in rows and columns for modulating light received from the backlight; and a view forming layer arranged over and in registration with the spatial light modulator, the view forming layer having a plurality of view forming elements arranged in the width direction of the display device, each view forming element being configured to focus modulated light from adjacent groups of the display forming elements into a plurality of views for projection towards a user in different directions. The backlight is switchable to activate different ones of the backlight areas in different portions of a driving cycle of the display device so that, in the different portions of the driving cycle, modulated light from the active backlight areas is incident on each view forming element with respective different angles of incidence. In this way, the overall viewing angle or the effective three dimensional display resolution may be increased. | 09-30-2010 |
20100265692 | LIGHT SOURCE AND ILLUMINATION SYSTEM HAVING A PREDEFINED EXTERNAL APPEARANCE - The invention relates to alightsource and an illumination system. The light source ( | 10-21-2010 |
20100296264 | ILLUMINATION DEVICE - The invention relates to an illumination device ( | 11-25-2010 |
20100309666 | LIGHT EMITTING TUFTED CARPET - The invention provides amongst others a light emitting tufted carpet with a primary backing layer permeable to light, an optional adhesive layer, a waveguide comprising a light outcoupling site, and an optional secondary backing layer. The primary backing layer is provided with tufts. The waveguide is arranged to couple light source light of a light source in as waveguide light, and arranged to couple waveguide light out at the waveguide light outcoupling site to provide carpet light. The waveguide light outcoupling site is below the primary backing layer. | 12-09-2010 |
20110037376 | LUMINOUS DEVICE - The present invention relates to a luminous device ( | 02-17-2011 |
20110069508 | LUMINAIRE KIT AND METHOD - It is provided a luminaire kit of parts ( | 03-24-2011 |
20110075256 | OPTICAL ARRANGEMENT AND AN AUTOSTEREOSCOPIC DISPLAY DEVICE INCORPORATING THE SAME - An autostereoscopic display lens arrangement comprises an array ( | 03-31-2011 |
20110116520 | EYE-SAFE LASER-BASED LIGHTING - The invention relates to a laser-based light source comprising a laser device ( | 05-19-2011 |
20110164036 | AUTOSTEREOSCOPIC DISPLAY DEVICE - An autostereoscopic display device comprising a view forming module in registration with an image forming means. The image forming means has an orthogonal array of display pixels spatially defined by an opaque matrix. The view forming module provides at least two optical functions, namely a view forming function and a brightness non-uniformity reducing function. The view forming function modifies the direction of outputs of the display pixels such that the outputs of groups of the display pixels are projected in respective different directions as a plurality of views. The view forming function is provided by an array of parallel lenticular lenses arranged across the view forming module and having a first pitch. The brightness non-uniformity reducing function spreads the outputs of the display pixels such that brightness non-uniformities caused by imaging of the opaque matrix are reduced. The brightness non-uniformity reducing function defines a second pitch across the view forming module less than the first pitch, and further defines an effective spreading angle in a plane perpendicular to axes of the view forming elements substantially equal to or less than the angle between adjacent views projected by the view forming function. The brightness non-uniformity reducing function is provided by an array of lenses or a diffuser. In the case of an array of lenses, these lenses may be integrated with the lenticular lenses providing the view forming function in the form of lenses having a polygonal cross section. | 07-07-2011 |
20110205750 | LIGHTING ASSEMBLY - A lighting assembly has a light source emitting light, an angular filter having a main surface, and a light guide having a main surface. The main surface of the filter is parallel to the main surface of the light guide. The filter may be configured to reflect light rays originating from the light source that are incident at small angles with respect to a direction normal to the main surface of the filter, and to transmit light rays originating from the light source that are incident at larger angles with respect to the direction normal to the main surface of the filter. | 08-25-2011 |
20110228555 | LIGHTING DEVICE - A lighting device ( | 09-22-2011 |
20110255159 | AUTOSTEREOSCOPIC DISPLAY DEVICE - There is disclosed a multi-view autostereoscopic display device comprising an image forming means arranged over and in registration with a view forming module. The image forming means has a planar array of light emissive display pixels arranged in rows and columns for producing a display, the display pixels being spatially defined by an opaque matrix. The image forming means may, for example, be a LCD display panel. The view forming module is configurable to function as a plurality of view forming elements arranged in the width direction of the display device, each view forming element focusing the light output from an adjacent group of the display pixels into a plurality of views for projection towards a user in respective different directions. The view forming module may, for example, be an array of lenticular lenses. The geometry of the view forming elements defines a substantially periodic inter-element variation in the width direction of the display device, for reducing brightness non-uniformities in the views. The inter-element variation may, for example, be provided by varying at least one of the widths, the focusing powers and the relative positions of the geometric axes of the lenticular lenses in the width direction of the display device. | 10-20-2011 |
20120027344 | LIGHT GUIDING BEND WITH CURVED SLITS - A light guide ( | 02-02-2012 |
20120075856 | ARRAY OF LIGHT EMITTERS - The invention relates to an array of light generators where each light generator comprises reflecting collimation optics in the form of curved mirrors for collimating light emitted by light sources such as surface mounted Light Emitting Diodes. The collimation optics is formed to collimate light in a direction parallel with a plane, e.g. a printed circuit board, onto which the light sources are mounted. The light sources may emit light parallel with the direction of collimation or non-parallel, e.g. perpendicular, with the direction of collimation in which case the collimation optics redirects the light rays from the light source. The array of light generators can be used in combination with a television display for creating a pixelated image appearing to the viewer as an image peripherally surrounding the display. | 03-29-2012 |
20120092339 | MULTI-VIEW AUTOSTEREOSCOPIC DISPLAY DEVICE - An autostereoscopic display device comprises a display panel ( | 04-19-2012 |
20120092863 | PATTERN-PROJECTING LIGHT-OUTPUT SYSTEM - A light-output system ( | 04-19-2012 |
20120099034 | AUTOSTEREOSCOPIC DISPLAY DEVICE - A switchable autostereoscopic display device comprises a display panel having an array of display pixels for producing a display, the display pixels being arranged in rows and columns, and a lens arrangement for directing the output from different pixels to different spatial positions to enable a stereoscopic image to be viewed, the lens arrangement being in a plane parallel to the display panel. The lens arrangement comprises an electrically switchable LC layer which defines a lens pattern or a lens replica pattern, wherein the LC alignment of the LC layer is electrically switchable such that the lens arrangement is switchable between a 2D mode and a 3D mode. In the 2D mode, the LC alignment is in a first direction substantially within the plane of the lens arrangement, and in the 3D mode the LC alignment is in a second, perpendicular direction also substantially within the plane of the lens arrangement. The light output of the display panel is polarized in the second direction. This arrangement enables a perpendicular relationship between the output of the display panel and the LC alignment direction to be maintained for two perpendicular viewing planes. | 04-26-2012 |
20120106151 | MULTI-BEAM ILLUMINATION SYSTEM AND METHOD OF ILLUMINATION - The invention provides a multi-beam illumination system ( | 05-03-2012 |
20120120665 | LIGHTING SYSTEM - The invention relates to a lighting system comprising: -a light source ( | 05-17-2012 |
20120146517 | High Spectral Resolution Color Sensor Using Non-Dispersive Elements - The invention describes a light sensor ( | 06-14-2012 |
20120155081 | LUMINAIRE AND OPTICAL COMPONENT - It is presented an optical component ( | 06-21-2012 |
20120201014 | FLOOR COVERING SYSTEM COMPRISING A LIGHTING SYSTEM - The invention provides a floor covering system ( | 08-09-2012 |
20120206636 | ADJUSTER FOR ADJUSTING THE DIRECTION OF A LIGHT BEAM AND OPTICAL DEVICE COMPRISING SUCH ADJUSTER - The invention provides an adjuster for adjusting the direction of a light beam ( | 08-16-2012 |
20120206791 | Beam Steering Device - A beam steering device ( | 08-16-2012 |
20120206938 | LIGHT-GUIDE FOR AN ILLUMINATION SYSTEM AND FOR A SCANNING BACKLIGHT SYSTEM - The invention relates to a light-guide ( | 08-16-2012 |
20120262072 | Ambience Cinema Lighting System - The present invention relates to a method for providing an ambience light effect in a cinema comprising a cinema display screen arranged on a front wall of the cinema and a plurality of light sources, comprising receiving first and second image content to be sequentially displayed on the cinema display screen, determining at least one of a color and intensity for the second image content, determining a second set of control data for controlling the plurality of light sources to emit an ambient light effect based on at least one of the color and intensity for the second image content, and associating the second set of control data with the first set of image content. Advantages with the invention include the possibility to provide an improved ambient lighting experience by using the “extra space” specifically available in a cinema, e.g. walls, floor and ceiling. | 10-18-2012 |
20130057159 | MULTI-VIEW DISPLAY DEVICE - A multi-view display device comprises a pixellated display panel and a backlight comprising an arrangement of light sources ( | 03-07-2013 |
20130147400 | SURGICAL LAMP FOR BROADBAND AND NARROWBAND ILLUMINATION - The present invention relates to a surgical lamp ( | 06-13-2013 |
20130169796 | LIGHT SYSTEM FOR EMPHASIZING OBJECTS - Light-emitting devices ( | 07-04-2013 |
20130201228 | SWITCHABLE SINGLE-MULTIVIEW MODE DISPLAY DEVICE - A 2D-3D switchable autostereoscopic display device has an imaging arrangement ( | 08-08-2013 |
20130334559 | LIGHT EMITTING MODULE, A LAMP, A LUMINAIRE AND A DISPLAY DEVICE - A light emitting module | 12-19-2013 |
20140002897 | AUTOSTEREOSCOPIC DISPLAY DEVICE | 01-02-2014 |
20140015436 | DIMMER CONTROL OF ANGULAR DISTRIBUTION OF LIGHT - A method for controlling an angular distribution of a light-beam emitted by a light-output device ( | 01-16-2014 |
20140022813 | Transparent Emissive Window Element - The present invention discloses a transparent emissive window element ( | 01-23-2014 |
20140029235 | Optical Element for Obtaining a Daylight Appearance, a Lighting System and a Luminaire - An optical element ( | 01-30-2014 |
20140133144 | Retrofit lighting device - There is provided a lighting device ( | 05-15-2014 |
20140145219 | Light Output Device and Method of Manufacture - A light output device and manufacturing method in which an array of LEDs ( | 05-29-2014 |
20140300711 | DISPLAY DEVICE AND METHOD - A display device ( | 10-09-2014 |
20140361709 | Topology of distributing and connecting LEDs in a large area matrix - A LED circuit comprises an array of LEDs is arranged in a matrix. The matrix is connected to at least three power rail lines. The LEDs are formed as a first LED arrangement ( | 12-11-2014 |
20150009649 | LIGHT EMITING MODULE, A LAMP, A LUMINAIRE AND A DISPLAY DEVICE - A light emitting module ( | 01-08-2015 |