Abstract: An LED display apparatus comprises two or more LED arrays for performing as a light source, a housing to house the LED arrays, transparent panels attached to the housing so that the LEDs can shed light through the side of the transparent panels, and dispersion scratches on the transparent panels for refracting, reflecting and diffusing LED light wherein the dispersion scratch is configured to form a sign, and a plurality of panels treated with fluorescent paint attached to each transparent panel for enhancing the intensity of LED light refracted or reflected. The dispersion scratch is configured to be a letter, sign, symbol or design component for being bright as against the rest of dark plain background of the transparent panel. Therefore, the part of the transparent panels having dispersion scratches becomes brighter as against the rest of dark plain background of the transparent panels.

Abstract: Disclosed herein are systems and methods for displaying illuminated images. In some embodiments a light box is capable of receiving a wide variety of images, which may be changed as desired by a user. The light box may be framed independently for wall hanging or display on a stand, or incorporated within or attached to pieces of furniture, including but not limited to beds, dressers, changing tables, book shelves, chests of drawers, toy chests, and the like. In various embodiments, the light box may include a dimmer, a timed dimmer, a motion sensor, and/or equipment for playing music or generating white noise. In certain embodiments, a single light box may be used, while in other embodiments a plurality of light boxes and/or digital picture frames may be used.

Abstract: 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 light emitting display face; at least one excitation source (LED) associated with the light guiding medium and independently operable to generate excitation light of a first wavelength range and couple the excitation light into the light guiding medium; and a pattern of at least one phosphor material provided on the light emitting surface and configured to define the light emitting element wherein the phosphor material absorbs at least a part of the excitation light and emits light of a second wavelength range. Each display element can comprise a discrete light guiding medium or display elements can be defined within a single light guiding medium by one or more light reflecting planes.

Abstract: A bar-top refrigerated liquid dispenser in which one or more housing walls include integrated back-lighted billboard display panels having side edges with embedded light emitting diodes and other edges with associated reflectors.

Abstract: A lighted display for an address indication. The display includes a housing with a solar panel on top and a depending acrylic panel having numbers and letters etched thereon. The housing includes a rechargeable battery and appropriate electronics. A series of LEDs provided above the acrylic panel light the display. The panel includes grooves on the side of the top which interact with projections on the bottom of the housing which allow the panels to slide into place. A channel on the top of the panel receives the LEDs. The solar panel is preferably angled to receive more light and to shed water.

Abstract: A signboard integral with an LED lamp includes a lamp post and a display device mounted in the lamp post. The display device includes a box, a transparent plate mounted on an opened end of the box, a panel mounted on a side of the transparent plate and a luminous member consisting a plurality of LEDs hermetically received in the box and located at another side of the transparent plate. The panel has a plurality of holes representing marks to be shown by the signboard. Light generated by the luminous member radiates through the transparent plate and the holes of the panel to display the marks represented by the holes. The marks could be a company logo, brand, trademark or other information.

Abstract: A display module includes a first light guide plate, a first light shielding sheet disposed above the first light guide plate, a first light source positioned adjacent to the first light guide plate, a second light shielding sheet disposed under the first light guide plate, a second light guide plate disposed under the second light shielding sheet, and a second light source positioned adjacent to the second light guide plate. The first and second light sources emit different color light. The first light shielding sheet defines a first light transmitting pattern. The second light shielding sheet defines a second light transmitting pattern according to the first light transmitting pattern. An area of the second light transmitting pattern is less than that of the first light transmitting pattern.

Abstract: A display framing system that may be used in mobile applications, such as on tractor trailers or buses, is disclosed. The display framing system may be illuminated, and the light reflected onto a sign inserted in the framing system.

Abstract: Disclosed is an artificial window (1) comprising a light box (10) having a rear wall (11) and a planar diffuser arrangement (14) in front of the rear wall (11). The artificial window further comprises at least one first light source (13) extending between the rear wall (11) and the diffuser (14); a window frame (20) in front of the diffuser (14); and drivers (15, 28) arranged for operating the light source (13) and electrically connected to the light source (13). The artificial window also comprises at least one additional light source (25) electrically connected to one of said drivers (28), which additional light source (25) radiates light in substantially one direction and is arranged to radiate light onto a portion of the front side of the diffuser arrangement (14) during operation.

Abstract: An illuminated emergency sign comprises a main body, a rotary body, side covers, a circuit board, a LED lamp indicator, an acrylic sign panel, and a canopy. The acrylic sign panel is connected to the lower end of the rotary body. In the rotary body is disposed a LED lamp panel. The LED lamp indicator is disposed on the LED lamp panel. The rotary body is rotatably connected to the lower end of the main body. In the main body is disposed a battery. The side covers are connected to both ends of each of the main body and the rotary body. The canopy is disposed on the top of the main body. The sign panel of such an illuminated emergency sign can be rotated within 180 degrees and fixed at a proper angle under action of the friction.

Abstract: A display box includes a bottom rail, two side rails and a top rails, wherein the bottom rail includes an interior space so as to receive a switch and a rechargeable battery unit therein. The bottom rail includes two upright plates extending from a top thereof so as to define a positioning slot between the two upright plates and an LED unit is received in the positioning slot and powered by the battery unit. The LED unit includes multiple LEDs which emit different colors toward a transparent display board is positioned in the frame. The frame can be cooperated with a stand and rotatable relative to the stand.

Abstract: The planar lighting device includes a light guide plate including two symmetrical, inclined planes increasingly distanced from the light exit plane with the increasing distance from the light entrance planes toward the center, a curved portion joining the inclined planes, and scattering particles dispersed therein; light sources; a housing; a securing unit securing the light sources and light guide plate to keep their distance constant, and a sliding mechanism allowing the securing unit to slide. Distance between the light entrance planes, thicknesses at the light entrance planes and at the central curved portion, its radius of curvature and taper of the inclined planes are all held within respective given ranges as well as scattering particle diameter and density, light use efficiency and middle-high ratio of the brightness distribution.

Abstract: The present invention reduces generation of unevenness on a surface by adjusting unevenness of a reflection pattern in a case where the reflection pattern is formed by an ultrasonic process.

Abstract: A billboard (100) includes a light module (120) and a light-permeable panel (140). The light module comprises a plurality of elongated light conductors (122) and at least one LED (124). Each of the light conductors has two end surfaces (1222, 1224) and a circumferential lateral surface (1223) interconnected between the end surfaces, and one of the end surfaces of each of the light conductors is adjacent to and optically coupled to the at least one LED. The light-permeable panel has a light incident surface (142) and an opposite light emitting surface (144). One of the light incident surface and the light emitting surface has a pattern (143).

Abstract: The objective of the present invention is to provide a display device that presents great decorative effects. For a display device that provides a luminous display consisting of characters, numbers, symbols or figures, or arbitrary combinations of them, having a desired form, a half mirror layer is formed above a mirror surface, through a translucent layer, and a desired form is luminously displayed at a location between the mirror surface and the half mirror layer and at a distance from the mirror surface.

Abstract: A logo display includes a light guide plate including a light emitting surface, a plurality of light emitting diodes (LEDs) optically coupled to the light guide plate, and a light-transmissive layer disposed on the light emitting surface of the light guide plate. A light-transmissive colored pattern is formed on the light-transmissive layer. The light-transmissive colored pattern is configured for filtering out a color component of the light incident on the light-transmissive layer same as a color of the light-transmissive colored pattern.

Abstract: The element consists of a light rays diffusing tube (1) made of plastic, with two layers and with circular cross-section and incorporating a large number of light emitting diodes (LED) (4) incorporated individually or as the diodes strip sets connected with the power supply source by means of electrical wiring (21). In its circumferential part, the wall of the light rays diffusing tube (1) is formed in shape resembling “U” letter with its convexity (10) oriented toward the centre of the light rays diffusing tube (1), forming a groove (9) along the whole element. The diodes (4) are adhesive bonded with their light emitting side (6) to the inner surface (11) of said convexity (10) and the whole groove (9) with the light emitting diodes (4) embedded therein, is filled with a layer (12) of epoxy resin. The layer (12) covers the diodes (4) and the electric wiring (21) in the part to which the light emitting diodes (4) are connected to said electric wiring.

Abstract: An illuminated signboard with edge effect for attachment to a support member includes a light guide having a body with a first face and an opposite second face and a light entry well formed therein. The second face includes a reverse bevel edge formed along a perimeter edge of the second face. The reverse bevel provides a luminous effect and directs light forward so that exits through the first face of a light guide in the form of an illuminated perimeter and the reverse bevel also provides an luminous halo cast on the support member in a band that exceeds and surrounds a physical perimeter of the signboard as a result of light being directed in an oblique, rearward manner relative to the light guide.

Abstract: An illuminated emergency sign comprises a main body, a rotary body, side covers, a circuit board, a LED lamp indicator, an acrylic sign panel, and a canopy. The acrylic sign panel is connected to the lower end of the rotary body. In the rotary body is disposed a LED lamp panel. The LED lamp indicator is disposed on the LED lamp panel. The rotary body is rotatably connected to the lower end of the main body. In the main body is disposed a battery. The side covers are connected to both ends of each of the main body and the rotary body. The canopy is disposed on the top of the main body. The sign panel of such an illuminated emergency sign can be rotated within 180 degrees and fixed at a proper angle under action of the friction.

Abstract: A display unit includes a light source and at least one or more transparent display plates. Each transparent display plate has a plurality of fine dimples formed on at least one surface thereof Light rays from the light source are respectively made incident on the transparent display plates and are reflected by the plurality of fine dimples so that a pattern of at least one of characters, graphics, and symbols is made visually observed uniformly.

Abstract: An illuminated, shallow weatherproof signage character has individual three dimensional back-lighted/front/side and/or silhouette-lighting, with frosted areas of plastic, with virtually no limitation on the size or number of individual characters, which may be moulded or machined from solid plastic, which is U/V protected. Miniature, preferably LED lamps are concealed in the character. The life of the LED lamps is extended by limiting the applied voltage and the “on” time. The signage characters are usually elevated from their supporting surface, to effect back-lighting. Colored LED's or a RBG LED, can be used selectively to color the plastic signage.

Abstract: A sign is edge lit and illuminated by an array of light emitting diodes disposed along an edge of a light transmissive panel. A light diffusion surface, which can be formed by a series of serrations on the panel edge, disperses light from the discrete light emitting diodes in the array. A geometric figure, which can be text or graphics or both is formed on one face of the panel by grooves, which redirect diffused light so that an illuminated image, corresponding to the geometric figure, can be seen on the front of the panel. The grooves forming the figure and the light diffusion surface comprise parts of a one-piece panel, and the grooves and the light diffusion surface can be formed when the panel is injection molded.

Abstract: There is provided an optical device, having a light-transmitting substrate having at least two major surfaces (26) parallel to each other and edges; optical means (16) for coupling light waves located in a field-of-view into the substrate by internal reflection, and at least one partially reflecting surface (22) located in the substrate which is non-parallel to the major surfaces of the substrate, characterized in that at least one of the major surfaces is coated with a dichroic coating.

Abstract: An advertisement board, which comprises one or more light emitting diodes capable of full-color display, one or more advertisement sheets, a light guide plate, and a frame, comprises: a frame which is provided with a containing portion for containing the one or more light emitting diodes, the one or more advertisement sheets, and the light guide plate, and parts of which are openable and closable in order to easily replace the one or more advertisement sheets; the one or more light emitting diodes placed at one side of the frame; the one or more advertisement sheets located on the light emitting diodes, and displaying advertisement contents by the light emitted from the light emitting diodes; the light guide plate which is located on the rear surface of the one or more advertisement sheets, diffuses the light emitted from the light emitting diodes, and sends the light to the one or more advertisement sheets to make the picture quality of the advertisement contents clearer

Abstract: A display device includes an edge-lit light-transmitting sheet having first and second opposed parallel surfaces. A matrix is applied to at least one of the first and second surfaces and comprises a series of lines extending between opposed edges of the sheet. The spacings between the lines and/or the thicknesses of the lines are so chosen as to obtain a desired intensity of illumination at selected areas of the sheet.

Abstract: An illuminable sign (20) has a base (22); a trough (24) having a configuration C formed in the base (22); a light dispensing medium (26) having the configuration C fitted in the trough (24) and including a pair of light-entering ports (28, 30); a light generator (32) fixed in operative relation between the pair of light-entering ports (28, 30), the light generator (32) including at least one light source (34); and a cover (36) fitted to the base.

Abstract: Provided is a signboard for use in a vehicle, which is installed in the rear portion of the inside of the vehicle to thus deliver a message to a driver or passengers in other vehicles which follow. The vehicle signboard includes a support member having a support plate which is adhered on one side of the inner surface of a rear glass window in the vehicle and a support bar supported by the support plate; a display unit connected to the support member; a motor unit which is fixed to the support member and makes the display unit connected with a rotating member rotate; and a power supply unit which supplies electric power to the motor unit. Accordingly, the vehicle signboard provides an effect of conveying the proper expressions such as thanks and sorry to the drivers and passengers in the other vehicles which follow without obstructing the driver's rear field of view during running.

Abstract: A light display unit includes a display fixture and a light strand. The display fixture includes an elongated support and a plurality of receptacles coupled to the support. The support defines a chamber. Each of the receptacles defines an aperture. The light strand includes an electrical cord having an end configured to be coupled with an electrical power source. Each of a plurality of bulb groupings is in electrical communication with the electrical cord. The plurality of bulb groupings comprises at least two different combinations of light bulbs. The electrical cord is at least partially housed in the chamber of the support and extends into each of the plurality of receptacle of the display fixture through the apertures of the receptacles such that each of the plurality of bulb groupings is positioned within one of the plurality of receptacles of the support. Light strands, fixtures, and methods provide additional advantages.

Abstract: A lighted display for an address indication. The display includes a housing with a solar panel on top and a depending acrylic panel having numbers and letters etched thereon. The housing includes a rechargeable battery and appropriate electronics. A series of LEDs provided above the acrylic panel light the display. The panel includes grooves on the side of the top which interact with projections on the bottom of the housing which allow the panels to slide into place. A channel on the top of the panel receives the LEDs. The solar panel is preferably angled to receive more light and to shed water.

Abstract: The message board of the present invention includes a base unit and a writing board that can fit within a channel of the base unit and be removed therefrom. The base unit can include a light and may be operable to be plugged directly into a wall outlet. A switch can also be included on the base unit to activate and deactivate the light. The base has a front surface with an arm extending outwardly therefrom and tie arm having a flange spaced apart from and extending generally parallel to the front surface. The front surface, the arm and the flange define a channel, the channel having a dimension such that the writing board can fit and rest therein. The channel also has a floor region which allows light to shine therethrough. The writing board can have a written message thereon and is operable to allow light to illuminate the written message when placed within the channel of the base and light shines through the floor region of the channel.

Abstract: A signage apparatus includes a translucent substrate having displayed thereon a textual image and/or a graphic image. The substrate has a plurality of edges. A plurality of light devices are aligned along one of the edges of the substrate. Each of the lighting devices is oriented to emit a respective beam of light in a direction generally parallel to the substrate.

Abstract: An illuminated sign includes a first light source disposed within a frame. A plurality of light guides are spaced apart within the frame and positioned perpendicularly adjacent to the first light source. A first light-permeable panel is disposed adjacent to the light guides and encloses a first side of the frame. A solar panel for generating electricity is associated with the frame and a transformer electrically connects the first light source to the solar panel. A battery is electrically disposed between the solar panel and the transformer; and a timer electrically connects the solar panel and the first light source.

Abstract: A display device includes an edge-lit light-transmitting sheet having first and second opposed parallel surfaces. A matrix is applied to at least one of the first and second surfaces and comprises a series of lines extending between opposed edges of the sheet. The spacings between the lines and/or the thicknesses of the lines are so chosen as to obtain a desired intensity of illumination at selected areas of the sheet.

Abstract: A LED signboard includes a transparent base panel carrying a design of a fluorescent substance and having a groove formed in the back side and extending around the border, and a programmable controller-controlled LED light set mounted in the groove of the transparent base panel to hold LEDs in a parallel manner relative to the extending direction of the transparent base panel so that the LEDs emit light into the transparent base panel to illuminate the design in the transparent base panel subject to a predetermined order and frequency and at the same time the glow of the LEDs goes to the outside of LED signboard to show an lacing lighting effect.

Abstract: LEDs (7) are arranged on at least opposite two corners of a bottom surface of a box body (11) of a tray shape whose bottom surface is quadrilateral, whose upper side is open, on an inner surface of which a light reflection member (11b) is provided, and whose side walls (11c) are inclined outward, so as to irradiate inside of the box body, wherein a plurality of LEDs (71) are arranged so that a region irradiated by each of the LEDs (71) rotates sequentially in a specific direction (same direction). As a result, there can be obtained a surface light source having high brightness and uniformity in an arbitrary size whether the light source is small or large while using semiconductor light emitting devices (LEDs), and an electrically illuminated signboard using the surface light source, which is thin and capable of uniform display and which operates with low electricity consumption.

Abstract: A method for producing, by a laser that scans the rear side of a transparent object, figures and text that are recessed in the transparent material and that as seen from the outside (5) appear as a raised relief (1) and for which the effect of depth (d, d?) depends on the amplitude of a signal superposed the input, frequency-controlled laser power by which the screen pattern is obtained. By an optimal fineness of scanning relative the material of the sign, the figures may obtain a very strong luminescence even at a very low input edge-illumination power. Furthermore, the invention relates to an edge-illuminated electric sign (L1, L2) with a figure produced by the manufacturing method according to the invention. Furthermore, the invention relates to a mounting system in the form of two interacting molding strips (3, 4) for mounting one or more electric signs (L1, L2) manufactured according to the invention.

Abstract: A mountable signage enclosure for encasing a graphic media comprising a frame being generally elliptic or having a substantially aerodynamic edge, an encasement for protectively displaying the graphic media through a clear covering through a front side of the mountable signage enclosure and allowing the exchange of the graphic media, a plurality of light emitting diodes perimetrically positioned to illuminate the encasement and the graphic media inserted therein, a power source for providing power to the light emitting diodes, a plurality of suction cups fixed to a back side of the mountable signage enclosure enabling the fixing of the mountable signage enclosure on a smooth surface; and optionally comprising a photovoltaic charging means providing an electric current for charging the power source. The mountable signage enclosure provides a stand-alone illuminated sign that can be easily installed in a variety of configurations, while allowing the quick exchange of the signage.

Abstract: A billboard (100) includes a light module (120) and a light-permeable panel (140). The light module comprises a plurality of elongated light conductors (122) and at least one LED (124). Each of the light conductors has two end surfaces (1222, 1224) and a circumferential lateral surface (1223) interconnected between the end surfaces, and one of the end surfaces of each of the light conductors is adjacent to and optically coupled to the at least one LED. The light-permeable panel has a light incident surface (142) and an opposite light emitting surface (144). One of the light incident surface and the light emitting surface has a pattern (143).

Abstract: A vehicle instrument cluster for indicating a value of a vehicle parameter. The vehicle instrument cluster includes a display member formed of a transparent material and display segments integrally formed within the display member. The display segments are configured to diffuse light and the display segments form at least a portion of indicia associated with the vehicle parameter. A first illumination system has a light source and a motor connected to an optical member. The optical member is movable in response to a change in the value of the vehicle parameter. The optical member selectively directs the light from the light source to within the display member to illuminate at least a portion of the display segments that form the indicia to indicate the value of the vehicle parameter.

Abstract: A composition relating to the field of signage, comprising of one or more layers of panel and sections therein, which are stacked uniformly with various inclusions or exclusions on, in or adjacent to the panels and with a light source placed parallel to an edge of each panel. When illuminated, there is a light effect of animation visible on the front surface of the sign which is created by the inclusions and articles within the composition and varying the illumination of the light source.

Abstract: A light-emitting sign device is provided, in which optimum scattering of light from a light source is ensured, light loss can be reduced to a minimum, uniform and bright emission is made possible, and visibility and cost efficiency are improved. A sign plate having a sign surface is provided, and a light-diffusing plate, light guide plate, and white reflecting plate are arranged in this order on the rear surface of the sign plate. A light-scattering layer that scatters the light from the light source is coated on the rear surface of the light guide plate. The light-scattering layer has a binder layer composed of a coating composition using a transparent resin as a binder. A filler in the form of transparent and substantially spherical fine particles of silica is uniformly dispersed in the binder layer.

Abstract: A light guide plate includes a light incident surface for receiving light, first and second light emission surfaces for emitting light at a first light emission angle with respect to the first and second light emission surfaces, and a light reflection pattern formed on the first light emission surface, for reflecting the light toward the second light emission surface. The reflected light from the light reflection pattern exits the second light emission surface at a second light emission angle with respect to the second light emission surface, and the second light emission angle is larger than the first light emission angle. The light reflection pattern includes multiple dots each having a prim pattern on their surface and light reflecting surfaces elongated in a selected direction. The adjacent light reflecting surfaces meet each other at their elongated edges to form a prism shape.

Abstract: Disclosed herein is an illuminated signboard using a plane light source in which edges of two light guide plates are cut in an inclined form, an opaque plate having high surface reflectivity is inserted between the two light guide plates to optically block the two light guide plates from each other, and the light guide plates and the opaque plate are combined to form a second lighting part. U-shaped frames including LEDs are connected to construct a frame housing and the second lighting part is combined with the frame housing. Light emitted from the LEDs and transmitted in the light guide plates is dispersed by a dispersing mechanism formed on the backsides of the light guide plates using paint, print ink or engraving to transmit the light guide plates and graphics or natural color pictures formed on transparent plates attached to the outer sides of the light guide plates so as to illuminate the graphics or the natural color pictures.

Abstract: Disclosed herein is a multifunctional signboard having a window function. The signboard is constructed so that a film (2) is provided between double glass sheets (3) and liquid (1) is filled between the film (2) and the glass sheets, thus achieving an effect as if the film (2) were impregnated with the liquid, and preventing the film (2) from shimmering due to the refractive indices of the glass sheets and air, therefore serving as a visual device that causes the double glass sheets (3) and the film (2) to be perceived as one, and which is constructed so that a transparent film or a film (2) on which various patterns are printed is wound around take-up rolls (4) and is driven vertically or horizontally, thus expressing a desired degree of transparency or various designs, therefore variously altering indoor and outdoor environments.

Abstract: An illuminable sign (20) has a base (22); a trough (24) having a configuration C formed in the base (22); a light dispensing medium (26) having the configuration C fitted in the trough (24) and including a pair of light-entering ports (28, 30); a light generator (32) fixed in operative relation between the pair of light-entering ports (28, 30), the light generator (32) including at least one light source (34); and a cover (36) fitted to the base.

Abstract: An illuminated sign includes a housing and/or a frame, a plate of a light-transmitting material and at least one three-dimensional body, likewise of a light-transmitting material such as a convex strip, in the form of figure, a sign, a decoration or the like, and a light source, which is mounted on the housing and/or the frame. The illuminated sign further includes one or more light guides for coupling light from the light source into the three-dimensional body or bodies. The light guide(s) make(s) it possible to capture light from, for example, one centrally disposed TL tube and couple said light into at least one three-dimensional body, so that an effective lighting of said body is obtained.

Abstract: A toy device unit that includes a pair of stacked transparent plates coupled to a housing. A user can write images on each plate. Mounted to the housing is a first light source aligned with an edge of the first plate and a second light source aligned with an edge of the second plate. The unit has a switch that can be moved by a user to illuminate either the first plate or the second plate.

Abstract: The present invention discloses an edge-lit panel for emergency lighting using dual mode illumination. The panel includes active lighting by the own light source of the equipment and passive lighting by photo-luminescent pigments coated on various surfaces of the panel. Thus, this edge-lit panel provides an improved and extended visibility of electrically energized edge-lit emergency signs during power failures.

Abstract: Light emitting assemblies include a light emitting panel member having at least one light source positioned, embedded, potted, bonded or otherwise mounted in a shaped slot, cavity, recess, opening or hole in the panel member. Deformities on at least one surface of the panel member may vary to cause light to be emitted from the panel member. At least one angled, faceted or curved reflective or refractive surface in close proximity to the light source redirects some of the light to fit a particular application.

Abstract: An edge-lit light box provides an attractive display by directing light through an image area on a light box. The light box includes a light box frame having at least one light source connected to the interior thereof. An opaque backing is attached to a first side the frame. A display member is attached to a second side of the frame opposite the backing, the display screen preferably being a transparent or translucent substrate having an opaque area and an image area, whereby light emitted by the light source emits into a void between the backing and the display member and light exits the light box through the image area such that a viewer sees an illuminated image defined by the image area.