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| Number | Title | Issue Date |
| 8177406 | Display including waveguide, micro-prisms and micro-mirrors A display including a light source for generating light, an optical waveguide for receiving and evenly distributing light in a light propagation direction by total internal reflections and a matrix of electromechanical picture elements for modulating light to produc... | 05/15/2012 |
| 8172445 | Backlight module A backlight module can be used in a dual display module and capable of blurring the shadow image produced by the sub display window in the main display window, while the main display window is displaying images, is disclosed. The disclosed backlight module comprises... | 05/08/2012 |
| 8167472 | Optical sheet and method of manufacturing the same An optical sheet (140) includes a base layer (142a) and a light condensing pattern (142b) formed on the base layer integrally with the base layer and including one or more peaks and one or more valleys. Each of the base layer and t... | 05/01/2012 |
| 8167473 | Backlight unit A backlight unit capable of implementing slimness and preventing stain defects is disclosed. The backlight unit includes a plurality of LEDs arranged in a fixed interval, a reflection sheet disposed under the LEDs and configured to reflect light, a diffusion plate d... | 05/01/2012 |
| 8162524 | Cavity reflector light injection for flat panel displays A light mixing system includes a transparent waveguide having a reflectorized edge, a light input edge and a light output edge opposite the reflectorized edge. The light input edge receives light of different colors from two or more light sources. The received light... | 04/24/2012 |
| 8157429 | Optical sheet having offset condensing and reflecting elements and display device having the same An optical sheet includes a base layer, a light-condensing layer and a plurality of light-reflecting portions. The light-condensing layer includes a plurality of light-condensing portions formed on a second surface of the base layer along a first direction extending... | 04/17/2012 |
| 8142062 | Luminaire having a two-way waveguide A luminaire includes a waveguide having first and second opposing ends and first and second opposing sides between the first and second ends. The waveguide is configured to totally internally reflect light propagating through the waveguide in a first direction and d... | 03/27/2012 |
| 8136975 | Optical film applied to a side-emitting backlight module An optical film is applied to a side-emitting backlight module. The side-emitting backlight module has a light guide plate for guiding a chief light beam. The light guide plate has a light emitting surface to define a normal direction thereof. The optical film inclu... | 03/20/2012 |
| 8136954 | Linear light source backlight system and planar display device A small-size and light-weight backlight system and a planar display device has a structure such that luminance unevenness and chromaticity unevenness in the vicinity of the incident light portion of a light guide plate are not noticeable. The back light system inclu... | 03/20/2012 |
| 8132952 | Backlight panel employing white light emitting diode having red phosphor and green phosphor Disclosed is a backlight panel employing a white light emitting diode. The white light emitting diode includes a blue light emitting diode chip and red and green phosphors positioned over the blue light emitting diode chip. Accordingly, since the backlighting can be... | 03/13/2012 |
| 8128272 | Illumination apparatus An illumination apparatus, comprising at least one light emitting source embedded in a waveguide material is disclosed. The waveguide material is capable of propagating light generated by light emitting source(s), such that at least a portion of the light is diffuse... | 03/06/2012 |
| 8123391 | Surface light emitter A surface light emitter comprising a surface-emitting device is notably increased in the front brightness of light outputted from the surface-emitting device. In the surface light emitter comprising the surface-emitting device 20 and a light control sh... | 02/28/2012 |
| 8109665 | Backlight module A backlight module is provided. The backlight module has a reflective chamber and a light source. The reflective chamber includes a bottom reflector, a top reflector, at least a light entrance, and a plurality of light emitting openings disposed on the top reflector... | 02/07/2012 |
| 8092062 | Light-emitting element and display unit having the same A first light guide plate of a light-emitting element is formed by a plurality of strip-shaped light guide bodies arranged in parallel with each other, where each strip-shaped light guide body has a light incident surface on which light from a light source is incide... | 01/10/2012 |
| 8087811 | Display A display including a light source for generating light, an optical waveguide for receiving and evenly distributing light in a light propagation direction by total internal reflections and a matrix of picture elements constructed on the upper surface of the waveguid... | 01/03/2012 |
| 8083390 | Lighting device employing a light guide plate and a plurality of light emitting diodes The present invention relates to a lighting device (10). The device comprises a light guide plate (12), and at least one array (14) of light emitting diodes (LEDs) (16), which LEDs are accommodated in holes (20) arranged in the lig... | 12/27/2011 |
| 8066393 | Liquid crystal display device In a backlight which arranges light emitting diodes on a side surface of a light guide plate, irregularities of radiation light from the backlight can be decreased. In a liquid crystal display device having a backlight which radiates light to a liquid crystal panel,... | 11/29/2011 |
| 8033676 | Optical assembly, backlight unit having the same, and display apparatus thereof The backlight unit may include a plurality of optical assemblies, which each include a light emitting module having a substrate, a plurality of light emitting devices on a top surface of the substrate, and a connector provided on a bottom surface of the substrate an... | 10/11/2011 |
| 8016454 | Light emitting diode illuminator A light emitting diode illuminator includes at least one light source, a receiving seat and a power source arranged on the receiving seat for supplying currents to the at least one light source for causing the at least one light source emitting light. The receiving ... | 09/13/2011 |
| 8002450 | Cavity reflector light injection for flat panel displays The present invention describes a light mixing waveguide including a transparent slab waveguide having a reflectorized edge, a pair of opposing side edges adjacent to the reflectorized edge, a light transfer edge opposite the reflectorized edge, and a plurality of c... | 08/23/2011 |
| 7967489 | Optical sheet, method of manufacturing the same and display apparatus having the same An optical sheet includes a base film, a plurality of prism patterns and a plurality of first embossing patterns. The prism patterns are formed on an upper surface of the base film. Each of the prism patterns has the shape of a trigonal prism and includes a first in... | 06/28/2011 |
| 7934862 | UV based color pixel backlight for liquid crystal display A ultra-violet based color pixel backlight system for Liquid Crystal Display, that does not contain the traditional color filters, comprising multiplicity of LEDs, emitting UV light in the wavelength range of 250 nm to 390 nm, assembled at one edge of a UV transmitt... | 05/03/2011 |
| 7926998 | Light control film and backlight unit using the same A light control film providing improved n front luminance and appropriate light diffusion, without problems of interference pattern, glare etc., has a rough surface constituted so that, for a curved surface portion of the rough surface, having an approximately squar... | 04/19/2011 |
| 7891852 | Illumination system using phosphor remote from light source The invention provides an illumination system and a method for illumination. The illumination system includes one or more light sources that produce a primary light, a light-mixing zone that homogenizes the primary light, a wavelength-converting layer that converts ... | 02/22/2011 |
| 7866868 | Optical film and backlight module using the same An optical film has a light incident side and a light emitting side above the light incident side. V shape protrusions disposed side by side are disposed at the light incident side. Collimating units disposed side by side are disposed at the light emitting side. Eac... | 01/11/2011 |
| 7845839 | Light emitting display A light emitting display for generating a selectable character (number, letter or alphanumeric character) comprises a plurality of independently operable light emitting display elements (segments). Each display element comprises: a light guiding medium having a ligh... | 12/07/2010 |
| 7841758 | Illuminating device An illuminating device (90a) includes a plurality of LEDs (91) and a light guiding plate (93a). The light guiding plate includes a light incident surface (931) and a light output surface (932). A fluorescent material ... | 11/30/2010 |
| 7815357 | Light guide for surface light source device and surface light source device A high quality surface light source in which various kinds of unevenness in luminance due to use of small number of spot-like primary light sources for reducing power consumption is eliminated, and a light guide for use therein. The planar light guide (4) gui... | 10/19/2010 |
| 7806579 | Luminaire having a two-way waveguide A luminaire includes a waveguide having first and second opposing ends and first and second opposing sides between the first and second ends. The waveguide is configured to totally internally reflect light propagating through the waveguide in a first direction and d... | 10/05/2010 |
| 7806580 | Light source device A light source device includes a light conduction, a light source and a light diffusion component. The light conduction component has a first surface and a second surface opposite to the first surface. The second surface has a light input portion. The first surface ... | 10/05/2010 |
| 7806567 | Diffuser plate with cambered and prismatic microstructures and backlight using the same A backlight module includes a light source module and a diffuser plate. The diffuser plate has a plate body, a plurality of light-scattering areas and a plurality of light-gathering areas. The light-scattering areas and the light-gathering areas are alternately disp... | 10/05/2010 |
| 7794129 | Optical element apparatus for two-dimensional controllable localized partition backlight module The optical element apparatus for two-dimensional controllable localized partition backlight module is disclosed. The optical element apparatus comprises of a plurality of optical units which include a plurality of point light sources, light guides and collimating s... | 09/14/2010 |
| 7780329 | Light emitting panel assemblies Optical assembly includes a light emitting panel member having at least one light input area for receiving light from two or more different colored light sources. A pattern of individual optical deformities on or in at least one surface area of the panel member cont... | 08/24/2010 |
| 7771100 | Surface light source apparatus A surface light source apparatus including a point light source, a light guide plate which spreads light introduced from the point light source into a planar shape to output the light from a light outgoing plane, and a light blocking member which covers parts of the... | 08/10/2010 |
| 7758227 | Light fixture with curved light scattering region comprising ellipsoidal domains An enhanced light fixture containing a volumetric, anisotropic diffuser to control the spatial luminance uniformity and angular spread of light from the light fixture is disclosed. The anisotropic diffuser provides increased spatial luminance uniformity and efficien... | 07/20/2010 |
| 7740388 | Optical plate and backlight module using the same An exemplary optical plate includes a plurality of transparent plate units. The transparent plate unit includes a first surface, a second surface, a plurality of conical frustum protrusions, a diffusion layer and a lamp-receiving portion. The second surface is oppos... | 06/22/2010 |
| 7740387 | Backlight wedge with side mounted light source A backlight may include a light guide and a light input. The light guide may have a light reflection surface and a light emission surface. The light input may include a diverging wedge having a narrow end and opposing side surfaces extending to the narrow end. A lig... | 06/22/2010 |
| 7731406 | Backlight assembly and liquid crystal display having the same A backlight assembly and an LCD having the same are disclosed to prevent wrinklings of optical sheets due to close contact of optical sheets or prism sheets. The backlight assembly includes multiple optical sheets disposed between a light guiding plate and a display... | 06/08/2010 |
| 7722238 | Light source device, display using same, and terminal device The light source device of a display device according to the present invention has an optical waveguide, a cone sheet, and a light source disposed along the side surface of the optical waveguide. The light-emitting surface of the optical waveguide is flat, and a til... | 05/25/2010 |
| 7717600 | Backlight unit and liquid crystal display having the same Disclosed is a backlight unit and an LCD device having the same. The backlight unit comprises a plurality of light sources for generating light, a light guide plate for converting linear light generated from the light source into planar light and irradiating the lig... | 05/18/2010 |
