Abstract: An illuminating device includes a receiving base and at least one light source. The receiving base has at least one receiving space defined therein, and at least one fixing post is positioned adjacent to the corresponding at least one receiving space. The at least one light source is positioned in the at least one receiving space for emitting light. Each light source comprises a light-pervious plate and a LED array located on a side of the light-pervious plate. The light-pervious plate comprises at least one first through hole with the at least one fixing post extending therethrough, the light-pervious plate is fixed to the receiving base in the corresponding receiving space of the receiving base.

Abstract: A display device is disclosed in the present invention. The display device includes a case including an install space inside the case, an opened display area at a front face of the case and a slit at a side of the case, the slit connected to the install space, a display panel attached to the case at the install space to be exposed to the display area, a backlight unit installed at the install space after the display panel through the slit by sliding engagement.

Abstract: A backlight unit is disclosed. The backlight unit includes a light emitting device to emit light, an optical member to guide the light emitted from the light emitting device, a bottom chassis disposed on a rear surface of the optical member so as to support the optical member, a supporting member coming into partial contact with the bottom chassis so as to support a module including the light emitting device and a shock-absorbing member disposed between the rear surface of the optical member and the bottom chassis.

Abstract: A liquid crystal display (“LCD”) module includes a backlight assembly emitting light, a LCD panel overlapping the backlight assembly, and an upper cover. The backlight includes a light source module emitting the light, a light guide plate (“LGP”) including edges and a middle portion, and a LGP support overlapping the edges of the LGP. The LGP support includes a plurality of LGP supporting pieces connected to each other so as to form a polygonal shape, each of the LGP supporting pieces including a LGP supporting portion including a LGP supporting surface overlapping the edges of the LGP, and the LGP supporting surfaces of each of the LGP supporting pieces of the LGP support are placed on a same plane. Opposing LGP supporting pieces are interconnected by an LCD module mounting member.

Abstract: A planar illumination device comprises a light guide plate, a point-like light source arranged on an incoming-light face of the light guide plate, an inner frame formed substantially in a U-shape on a top view, and an outer frame having a seat portion and side walls wherein the light guide plate is accommodated in the inner frame and mounted on the seat portion of the outer frame, while the point-like light source is arranged along the incoming-light face of the light guide plate and held between the incoming-light face and the side wall of the outer frame. At the inner frame, an elastic action portion which is elastically deformed so as to make a partial contact with the outer frame and energizes the light guide plate toward the point-like light source is provided.

Abstract: Various embodiments of corner-coupled backlights are described, where one or more white light LEDs are optically coupled to a truncated corner edge of a solid rectangular light guide backlight. The one or more LEDs are mounted in a small reflective cavity, whose output opening is coupled to the truncated corner of the light guide. The reflective cavity provides a more uniform light distribution at a wide variety of angles to the face of the truncated corner to better distribute light throughout the entire light guide volume. To enable a thinner light guide, the LED die is positioned in the reflective cavity so that the major light emitting surface of the LED is parallel to the top surface of the light guide. The reflective cavity reflects the upward LED light toward the edge of the light guide.

Abstract: A liquid crystal display module includes a bottom case; a backlight assembly on the bottom case; a liquid crystal panel on the backlight assembly; a top case covering peripheral portions of the liquid crystal panel; a main supporter having a frame shape and surrounding side portions of the liquid crystal panel; a plurality of guide ribs on an outer side of the main supporter; a driving PCB on the plurality of guide ribs and inclined such that a distance between the driving PCB and the outer side of the main supporter increases along a direction of the bottom case to the top case due to the guide ribs; and a COF film connecting the driving PCB to the liquid crystal panel.

Abstract: A side-view type light emitting device includes a package body, first and second lead frames, a light emitting diode chip, a resin covering portion, and at least one spacer portion. The package body has a first surface provided as a mounting surface, a second surface located opposite to the first surface, side surfaces located between the first surface and the second surface, and a concave portion formed at one of the side surfaces corresponding to the light emitting surface.

Abstract: A backlight assembly and a liquid crystal display having the same are provided. The backlight assembly includes a light source unit including a circuit board and a light emitting diode mounted on the circuit board, a chassis on which the light source is disposed, and a first fastening unit for fastening the light source to the chassis. The first fastening unit includes a first fastening hole formed in the circuit board, and a protrusion formed on the chassis. The protrusion is inserted into the first fastening hole to be fastened thereto.

Abstract: A backlight unit 12 includes LED units 17, a light guide plate 18 and a follow-up mechanism. The light guide plate 18 has light entrance surfaces 18b and a light exit surface 18a. The light entrance surfaces 18b are provided so as to face the respective LED units 17. The light exit surface 18a is provided parallel to an arrangement direction in which the LED units 17 and the light entrance surface 18b are arranged (i.e., the Y-axis direction) and such that light exits therethrough. The follow-up mechanism is configured to move the LED unit 17U in the arrangement direction in response to a deformation of the light guide plate 18. The follow-up mechanism includes a support member 20 that supports the LED unit 17U. The support member is in contact with a surface of the light guide plate 18 along the light entrance surface 18bU.

Abstract: A backlight assembly and a liquid crystal display device having the same backlight assembly are provided. The backlight assembly includes a bottom case, a plurality of printed circuit boards (PCBs) disposed on the bottom case, wherein substantially all of the PCBs have predetermined inclinations with respect to a front surface of the bottom case, and a plurality of light emitting diodes (LEDs) mounted on the PCBs.

Abstract: An LCD device with a simplified configuration is disclosed. The LCD device includes a reflection sheet configured to include an opened upper surface, a plurality of first supporters formed to inwardly project from the side walls of the reflection sheet, a bottom cover configured to receive the reflection sheet, a plurality of second supporters formed to inwardly project from the side walls of the bottom cover, and optical sheets disposed on the reflective sheet and configured to include a plurality of fixed protrusions which are formed to outwardly project from the edges of the optical sheets. The edges of a lower surface of a liquid crystal display panel are placed on the first supporters, and the fixed protrusions of the optical sheets are placed on the second supporters.

Abstract: There is provided an illumination device equipped with a light guide plate, a light source unit having a plurality of point like light sources for supplying light to the light guide plate and a light source holding member for holding the point like light sources, the light source unit being disposed to oppose an edge face of the light guide plate, and a housing for holding the light guide plate and the light source unit. The light source unit is constituted so as to be inserted in and extracted from the housing by a slide mechanism that can be slid along the edge face of the light guide plate, and the light source unit is equipped with a spacer for assuring a gap between the edge face of the light guide plate and the light sources at a slide insertion side end of the light source unit with respect to the housing when the light source unit is slidingly inserted in the housing.

Abstract: Provided is a backlight unit, which includes at least one supporter, at least one light guide panel, and at least one light emitting module. The supporter includes a recess stepped at a lower height than that of a first region of an upper surface. The light guide panel is disposed on the supporter and is coupled to the supporter. The light emitting module is disposed in the recess of the supporter and provides light through a side surface of the light guide panel.

Abstract: An exemplary backlight module (1) includes a light guide plate (10) and at least one light source assembly (16). Each of the light source assembly includes a plurality of point light sources (163) and a light source holder (160). The light source holder accommodates the point light sources and an end portion (12) of the light guide plate, with a distance between the end portion and the point light sources.

Abstract: An exemplary illumination device includes a heat sink, a plurality of LED modules mounted on the heat sink, an envelope engaged with the heat sink and covering the LED modules, and a reflector positioned on the envelope. Light generated by the LED modules emits forward through the envelope out of the illumination device and has a main emission direction. The reflector reflects the light back to a direction sideways and opposite to the main emission direction to increase an illumination area.

Abstract: A liquid crystal display device includes a liquid crystal panel; a backlight unit to provide a light to the liquid crystal panel, the backlight unit includes an optical sheet and a light guide plate; and a main support to receive the liquid crystal panel and the backlight unit together, the main support having first and second movement preventing members to prevent shifting of the optical sheet and the light guide plate of the backlight unit in a direction on a plane, and a third movement preventing member to prevent shifting of the light guide plate of the backlight unit in a direction normal to the plane.

Abstract: An LED back light module includes a metal support, a thermal conductive material, a circuit board and at least one light emitting diode. The metal support has a recess and a plurality of holes. The thermal conductive material has a first surface in contact with a bottom of the recess. The circuit board is disposed on a second surface of the thermal conductive material, in which the circuit board has a plurality of flanges lodged into the holes of the metal support for compacting the circuit board, the thermal conductive material and the metal support. The light emitting diode is disposed on the circuit board, in which the thermal energy generated by the light emitting diode is delivered to the metal support through the circuit board and the thermal conductive material.

Abstract: A modular lighting system for lighting a work area is disclosed. The system includes a power supply with power outlets for powering LED fixtures. The power supply preferably operates at or below a fixed power output level, such as to illuminate the work area using less than 0.2 Watts per square foot of energy. The lighting system also includes an occupancy sensor and/or a light level sensor for controlling lighting levels in the work area in response to detection of a person, ambient light levels and/or a combination thereof. The lighting system can also include computer unit with a micro-processor and a memory unit for running software or firmware the executes lighting programs, stores light usage histories and/or provides system reports to a remote computer by a wireless means and/or over a computer network.

Abstract: A backlight module including a frame, a light guide plate, a light source and a flexible printed circuit board is provided. The flexible printed circuit board includes a body, a light source carrying portion and a connecting portion. The body is bent, so a top edge and a bottom edge of the body are respectively disposed at a top side and a bottom side of the frame. The light source carrying portion carries the light source. The connecting portion has a first end and a second end. The first end is connected to a middle region of a bottom side of the light source carrying portion. The second end is connected to the bottom edge. The connecting portion is bent, such that the light source carrying portion is disposed on the top side of the frame and the light source is positioned at a side of the light guide plate.

Abstract: A liquid crystal display device includes a liquid crystal display panel, a printed circuit board with a bottom side surface and at least two side surfaces positioned under the liquid crystal display panel and a light emitting diode positioned on an inner surface of the printed circuit board. The liquid display device additionally includes a bottom cover positioned under the printed circuit board with a recessed portion under the printed circuit board wherein the bottom side surface and the two side surfaces of the printed circuit board contact the bottom cover.

Abstract: A plastic frame includes a main body and a protruding portion protruding from the main body. The main body has a first horizontal surface, a second horizontal surface, a first recess and a second recess, wherein the first horizontal surface is opposite to the second horizontal surface. The protruding portion has a first vertical surface and a second vertical surface, wherein the first vertical surface is opposite to the second vertical surface. The first recess connects the first vertical surface and the first horizontal surface and the second recess connects the second vertical surface and the second horizontal surface.

Abstract: The invention provides a surface illuminator capable of achieving high display quality by employing an array of discrete light sources constituted by a plurality of LEDs and a liquid crystal display having the same. The surface illuminator includes an LED module which is a plurality of LEDs alternately and discretely provided along a light entrance surface and a color irregularity correcting resistor which is connected in parallel with a predetermined LED at an end of the LED module and which provides a bypass for a current supplied to the LED.

Abstract: A backlight module is provided. The backlight module includes a backplate, at least one supporter, and a plurality of light emitting devices. The supporter is disposed on the backplate, and includes a supporting portion and a buffering portion. The supporting portion is disposed between the buffering portion and the backplate. The elastic coefficient of the buffering portion is smaller than the elastic coefficient of the supporting portion. The light emitting devices are also disposed on the backplate. The supporter is disposed between the light emitting devices. The buffering portion of the supporter of the backlight module is adapted for buffering an external force applied upon the supporting porter or the element disposed thereupon.

Abstract: A backlight module includes a case, a lamp, and a lamp clamping mechanism. The case has a bottom plate. The lamp is installed inside the case. The lamp clamping mechanism is connected to the bottom plate. The lamp clamping mechanism includes a base, a second clamping part, and a driving part. A first clamping part is disposed on the base. The second clamping part is installed on the base in a movable manner. The second clamping part is used for clamping the lamp with the first clamping part cooperatively when the second clamping part is moved to a first position so as to fix the lamp on the bottom plate. The driving part is pivotally disposed through the base. The driving part is used for rotating relative to the base so as to push the second clamping part from a second position to the first position on the base.

Abstract: The present invention relates to a backlight unit 12 including a light guide plate 18 that receives rays of light from an LED 16 and outputs the rays of light from a light exit surface 36. The backlight unit 12 includes a board mounting portion 30, a clip 23 and a holding member 47. The board mounting portion is provided at an end of the light guide plate 18 to be mounted on an LED board 17. The clip 23 fixes the board mounting portion 30 to the LED board 17. The holding member 47 is fixed collectively with the clip 23 to improve rigidity of the board mounting portion 30.

Abstract: A backlight module, a base used therein, and a manufacturing method thereof are provided. The backlight module includes a base and a slice-shaped circuit. The base has a back plate including a plate portion and a mezzanine portion. The mezzanine portion is parallelly offset from the plate portion, and the initial position of the mezzanine portion becomes an opening on the plate portion. Because the mezzanine portion is parallelly offset from the plate portion, a containing space is formed between an inner side of the mezzanine portion and the plane of the plate portion. A side of the mezzanine portion and a side of the plate portion corresponding to the opening together form a first slit. The slice-shaped circuit is inserted into the containing space through the first slit and stays between the plate portion and the mezzanine portion.

Abstract: A display device including a display panel which displays an image and a backlight unit which illuminates a light to the display panel, include the backlight unit with a fixing member fixed on a device casing; a flexible printed circuit substrate which is fixed on the fixing member; and a spacer which is fixed on the flexible printed circuit substrate, wherein the flexible printed circuit substrate in an end part of the display panel is sandwiched between the fixing member and the spacer.

Abstract: A backlight assembly includes a lamp assembly, a receiving container and a panel guiding frame. The lamp assembly includes a light source to generate light and a lamp cover to reflect the light. The receiving container includes a bottom and a sidewall. The sidewall includes a first sidewall portion facing the lamp cover and separated from the lamp cover by a first interval and a second sidewall portion separated from the lamp cover by a second interval narrower than the first interval. The panel guiding frame includes a first frame portion facing an end of the bottom and a second frame portion extended from the first frame portion along a side face of the second sidewall and having an opening corresponding to the first sidewall portion. Thus, the backlight assembly may have a reduced non-effective display area.

Abstract: A liquid crystal display device and a method of assembling the same are provided to prevent coming-off of a wire and damage to the wire by improving a structure of a main support and a guide panel in an edge type liquid crystal display device and a method of assembling the same.

Abstract: A hollow type planar illuminating device having uniform luminance distribution over the entire light emitting is described. A reflecting surface member is arranged on the bottom side of a hollow unit case, a light emitting surface member is arranged on the side facing the reflecting surface member of the unit case, and a space sandwiched between the reflecting surface member and the light emitting surface member of the unit case forms a hollow light guide space. An LED light source unit emits light into the hollow light guide space with a light collecting lens arranged between the LED light source unit and an end surface of the hollow light guide space. The light collecting lens reduces the directivity angle of light emitted from the LED light source unit in the device thickness direction.

Abstract: Luminous surfaces 25 of a concave-convex shape are formed on a light guide member 2 of a scuff plate, and a screen member 4 made of a non-transparent material is disposed between the light guide member 2 and a wire harness 31 of the scuff plate. The light guide member 2 luminously displays a design in a three-dimensional manner, and also the wire harness 31 will not be visually recognized through the light guide member 2, and therefore the design is enhanced.

Abstract: A backlight structural body of a liquid crystal display device includes, between a back plate and a frame-like mold frame, a plurality of external electrode fluorescent lamps which is arranged in parallel to each other and a pair of side frames which includes electricity supply terminals which electrically connect electrode portions of the plurality of external electrode fluorescent lamps in parallel to each other. The side frame is constituted of a lower side frame which fixes the electricity supply terminals and an upper side frame which is assembled to the lower side frame while covering the electrode portions of the external electrode fluorescent lamps which are connected to the electricity supply terminals. The upper side frame includes eaves which project in the longitudinal direction of the external electrode fluorescent lamps in a state that the eaves individually cover the respective electrode portions of the external electrode fluorescent lamps.

Abstract: A liquid crystal module includes a frame, a light reflecting sheet, a cold cathode tube, an optical sheet, a liquid crystal panel, a bezel, a pair of lamp frames and a restriction component. The frame includes top, bottom, left and right side plates, and a base plate disposed on a lower side of the top, bottom, left and right side plates. The pair of lamp frames is fixedly attached along the left and right side plates of the frame in an interior of the frame. The restriction component is provided between each of the lamp frames and each of the top and bottom side plates to prevent the lamp frames from rotating around a longitudinal axis of the lamp frames with respect to the frame.

Abstract: A bezel assembly, which is applied to a backlight module, includes a first bezel and a second bezel. The first bezel has a first side wall and a second side wall. A first hole structure is formed on a corner between the first and second side walls. The second bezel has a third side wall. A second hole structure and a third hole structure are formed on opposite sides of the third side wall. When the first bezel is disposed in the second bezel, the third side wall can completely cover the first hole structure of the first bezel from the outside of the first bezel, and the second and third hole structures are close to the first hole structure.

Abstract: There is disclosed a backlit display structure with multiple LED's arranged to transmit light into a light guide plate configured to uniformly illuminate the back of a readily replaceable translucent image sheet. The display may be incorporated with a decorative frame which also may be illuminated by the same or different LED's. The display powered by a rechargeable battery pack may also be incorporated in table top boxes for condiments, straws, napkins or other conveniences for restaurant customers where it is useful for displaying replaceable advertising or current featured menu items. In another form the guide plate does not uniformly illuminate an image sheet but only illuminates temporary marks thereon from a crayon or marker, thereby providing an illuminated blackboard.

Abstract: A liquid crystal display (LCD) module includes a bottom case; a reflector on the bottom case; a plurality of lamps on the reflector; a driving voltage supply portion supplying driving voltages to the lamps and coupled with the bottom case using a screw; a side supporter crossing and covering one end portions of the lamps and including a protrusion facing a head of the screw, wherein a distance between the protrusion and the screw is less than a height of the screw; a plurality of optical sheets on the side supporter; a liquid crystal panel on the optical sheets; a main supporter surrounding the optical sheets and the liquid crystal panel; and a top case covering a peripheral region of the liquid crystal panel.

Abstract: A liquid crystal display device includes a liquid crystal cell, a light source, a light guide plate, a first flexible printed cable and a second flexible printed cable. The light source emits light. The light guide plate guides the light to illuminate the liquid crystal cell. The first flexible printed cable is electrically coupled to the liquid crystal cell. The second flexible printed cable is electrically coupled between the light source and the first flexible printed cable. The second flexible printed cable has a printed circuit, a first insulating film formed on one side of the printed circuit and a second insulating film formed on the other side of the printed circuit. The printed circuit is partially exposed on the one side of the printed circuit to form a first land that is electrically coupled to the light source and a second land that is electrically coupled to the first flexible printed cable.

Abstract: Provided is a backlight frame, which comprises a frame body comprising attaching blocks disposed at four corner portions of the frame body, respectively, and a metal plate disposed on a mounting surface of at least one of the attaching blocks. A hardness of the metal plate is higher than a hardness of the attaching blocks. The metal plates are capable of reducing the defects of the backlight due to abrasive dust and thus facilitating the assembling process and improving the quality and yield of the products.

Abstract: A backlight unit comprises a chassis having a bay, wall means defining the bay, an aperture opening to the bay, and an optical panel that includes at least one light management feature. The optical panel has one side forming a wall portion of the wall means. A light emitting structure is placed within the bay to light a two-dimensional area on the one side of the optical panel. The backlight unit also comprises a bracket for quick installation and removal of the light emitting structure through the aperture to and from the bay.

Abstract: An exemplary liquid crystal display module includes a liquid crystal display panel, a backlight unit, a bottom frame, and an upper frame. The backlight unit is positioned on the bottom frame. The upper frame is assembled on the bottom frame to fix the backlight unit in position. The upper frame includes four sidewalls, a top flange extending from the four sidewalls towards a center of the upper frame, and a plurality of supporting members defined at the inner surfaces of the sidewalls adjacent to the top flange. At least one of the supporting members is resilient. The liquid crystal display panel is held in place between the top flange and the supporting members. A method for assembling the liquid crystal display module is also provided.

Abstract: A liquid crystal display device includes a liquid crystal display panel, a backlight unit having a fluorescent lamp, a reflection sheet reflecting light emitted from the fluorescent lamp, and a bottom cover supporting the reflection sheet, and a metal chassis supporting and affixing the liquid crystal display panel and the backlight unit.

Abstract: In a two-way backlight assembly and a two-way LCD apparatus, the two-way backlight assembly provides light emitted from one light source to a first direction where a main LCD panel is placed and to a second direction where a sub LCD panel is placed. Also, a sub mold part for receiving the sub LCD panel comprises a black-colored material so as to prevent reflection of the light. Accordingly, thickness and power consumption of the backlight assembly may be reduced and display quality may be also improved by preventing leakage of the light at ends of the sub LCD panel.

Abstract: An exemplary measuring apparatus includes a base, a table, a light blocking piece, a sensor, a luminance meter, a drive assembly, and a controller. The table defines a first elongated slot. A light guide plate is arranged on the table with a central portion of a bottom surface thereof exposed to the first elongated slot. The light blocking piece is attached to the central portion of the bottom surface and exposed to the first elongated slot. The sensor is configured for sensing light and generating a sensing signal. The luminance meter is configured for measuring luminance of the back-light source module. The drive assembly is configured for moving the table to align the light blocking piece with the sensor. The controller is configured for switching off the drive assembly when the light is blocked by the light blocking piece from reaching the sensor.

Abstract: According to one embodiment, an electronic apparatus includes a housing having an outer surface and an inner surface, a pointing device having a flat input surface and located in the housing with the input surface on the inner surface of the housing, an operation area provided in a position on the outer surface of the housing corresponding to at least a part of the pointing device, and a display section which illuminates at least a part of an outline of the operation area and displays a position of the operation area.

Abstract: A liquid crystal display design that reduces manufacturing costs and improves optical efficiency. The LCD includes a liquid crystal display panel, a light guide plate arranged on a rear surface of the liquid crystal display panel, a reflective plate that includes a bottom plate and a plurality of sidewalls attached to the bottom plate, the bottom plate of the reflective plate being arranged on a rear surface of the light guide plate to accommodate the light guide plate and the plurality of side walls of the light guide plate extending from the bottom plate to surround sides of the light guide plate and a bottom chassis arranged on a rear side of the reflective plate to accommodate the liquid crystal display panel, the light guide plate, and the reflective plate.

Abstract: A notch is formed in a side of an optical sheet. As seen in plan view, the notch is shaped such that the maximum width of the notch as measured in the direction parallel to the line connecting both ends of a mouth portion of the notch is greater than the width of the mouth portion along the side of the optical sheet. Here, it is preferable that the notch be polygonal or have a curved shape as seen in plan view.

Abstract: An illumination device has at least one fluorescent tube, a lower frame supporting the fluorescent tube, a light diffusion plate which opposes the lower frame with the fluorescent tube being interposed therebetween for forward diffusion of output light of the fluorescent tube, a reflection sheet disposed along the fluorescent tube side of the lower frame for reflecting the fluorescent light toward the light diffuser plate, and an upside reflector covering an electrode of the fluorescent tube for reflecting the light toward the light diffuser. When letting a direction along a length of the fluorescent tube be a horizontal direction, a distance between the fluorescent tube and the reflection sheet at at least one of nearby portions of right and left ends of the illuminator is greater than such distance at a central portion thereof. A liquid crystal display (LCD) apparatus using the illuminator is also disclosed.

Abstract: The present invention relate to a liquid crystal display device using a light emitting diode (LED) module as a light source for backlight. Storing portions (21a-21e) are provided at positions facing a light emitting diode modules (25) on a light guide plate (21) constituting the backlight, and the light emitting diode modules (25) are inserted into the storing portions (21a-21e). Furthermore, under a status where an insulating substrate (26) mounted with the light emitting diode modules (25) is held by a holding plate (28), the holding plate (28) is removably attached to a heat sink substrate (27). The backlight has a structure wherein the light emitting diode module (25) can be replaced. Furthermore, since heat generated at the light emitting diode module (25) can be efficiently dissipated to the heat sink substrate (27), temperature increase of the light emitting diode module (25) is suppressed, and lifetime can be lengthened, and deterioration of luminous efficiency can be prevented.

Abstract: A backlight assembly comprises an optical plate that has a fixing portion and a receiving member that has a combination portion combined with the fixing portion. The fixing portion comprises a protrusion that is extended from the optical plate and a connecting portion that is bent with respect to and extended from the protrusion.