<?xml version="1.0" encoding="UTF-8"?>

<rss version="2.0">

<channel>
<image>
<title>freepatentsonline.com</title>
<width>141</width>
<height>131</height>
<link>http://www.freepatentsonline.com/index.html</link>
<url>http://www.freepatentsonline.com/images/logo.gif</url>
</image>

<title>freepatentsonline.com: Illumination</title>
<link>http://www.freepatentsonline.com/result.html?query_txt=ccl/362%20and%20isd/11/10/2009&amp;uspat=on</link>
<description>USPTO Class 362 Illumination</description>
<language>en-us</language>
<lastBuildDate>Tue, 10 Nov 2009 08:53:09 EST</lastBuildDate>

<item>
<title><![CDATA[Operating table lamp]]></title>
<link>http://www.freepatentsonline.com/7614763.html</link>
<description><![CDATA[An operating lamp includes at least one white light source for illuminating an operating area, a plurality of colored light sources for illuminating the operating area, and a controller adapted for dimming a light intensity and controlling a spectrum of a combined illumination from the white light source and the colored light sources on the operating area.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Method and apparatus for joining linear light fixtures using radially oriented keyholes]]></title>
<link>http://www.freepatentsonline.com/7614764.html</link>
<description><![CDATA[A linear light fixture includes a housing having a back and a pair of end plates. At least one end plate has a pair of mounting features. At least one of the mounting features is an elongate mounting feature with a longitudinal axis oriented generally tangent to a radius arc originating from a point which is offset from the back.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Emergency pressure-switch actuated laser lighting device for firefighters]]></title>
<link>http://www.freepatentsonline.com/7614765.html</link>
<description><![CDATA[A device for providing emergency lighting for firefighters is described. The device includes a housing having at least one laser disposed therein. A power source powers the at least one laser when the device is activated. The device can be activated using, for example, a pressure-activated switch, a smoke-activated switch, a heat-activated switch, or the like.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Backlight unit and driving method thereof, and liquid crystal display device having the backlight unit]]></title>
<link>http://www.freepatentsonline.com/7614778.html</link>
<description><![CDATA[A liquid crystal display device, backlight unit, and method of driving a backlight unit are provided. The backlight includes a lamp and an inverter that is operative to supply a driving voltage to the lamp. An illuminance correction system is operative to sense a surrounding luminance of the lamp and to illuminate a predetermined amount of light.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Networked architectural lighting with customizable color accents]]></title>
<link>http://www.freepatentsonline.com/7614767.html</link>
<description><![CDATA[The present invention provides systems and apparatuses for dynamically controlling the operational modes of a single luminaire or a group of networked luminaires configured to deliver an illumination pattern having a decorative colored glow surrounding a central region of substantially uniform brightness. A control module for the luminaire is configured to drive three dimmable fluorescent ballasts, as well as a LED module. A variety of operational modes including different schemes for color mixing and color cycle control can be selected by a user and implemented by a microcontroller. A group of luminaires is connected in a standard communication protocol-based master-slave configuration, where the slave units respond to commands received from the master unit, and the last slave unit automatically engages terminating and biasing resistors for proper operation of the network.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Mountable light providing illumination and optionally aiming]]></title>
<link>http://www.freepatentsonline.com/7614760.html</link>
<description><![CDATA[A light comprises a light body for supporting an illumination light source and for receiving a battery, a first light source disposed in the light body for selectively providing illumination; a cover for receiving an optional second light source; a switch for selectively energizing the first light source, the optional second light source, or both; and a circuit structure for receiving electrical potential and providing electrical connections among the first light source, the optional second light source, the switch, and the terminals. The circuit structure may include portions in different planes, and may include a separable connector whereby the optional second light source may be removable.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Vehicle light]]></title>
<link>http://www.freepatentsonline.com/7614768.html</link>
<description><![CDATA[A vehicle light has at least one light source and a light guide device into which light emitted by the light source can be directed and which possesses output means for outputting the light or a portion of the light. Diverting means are provided between the light source and the output means in such a way that widening and parallelization of the light takes place inside the light guide device. The diverting means comprise at lest one incision constructed on the light guide device which defines internal reflection surfaces for diverting the light laterally from a main beam direction of the at least one light source, and an end face of the light guide device that has external reflection surfaces that divert light already diverted laterally previously in the main beam direction of the at least one light source.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Linear light emitting apparatus]]></title>
<link>http://www.freepatentsonline.com/7614772.html</link>
<description><![CDATA[The linear light emitting apparatus includes: a light source; and, a linear light guide member into which the light of the light source is guided from one end side thereof, and also which includes a projecting portion extending continuously along the longitudinal axis of the linear light guide member. In the upper surface of the projecting portion, there are formed light expanding and reflecting portions each extending over the entire width of the upper surface at given intervals.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Liquid crystal display device]]></title>
<link>http://www.freepatentsonline.com/7614777.html</link>
<description><![CDATA[The present invention provides a liquid crystal display device of high quality having high brightness and uniform brightness distribution by focusing the light radiation direction from a light guide plate in the vertical direction with respect to a light radiation surface of the light guide plate. The liquid crystal display device includes a liquid crystal display panel and a flat lighting device which radiates an illumination light to a back surface of the liquid crystal display panel. The flat lighting device includes a light guide plate which has an upper surface facing a back surface of the liquid crystal display panel in an opposed manner and constituting a light radiation surface and a bottom surface which is arranged opposite to the upper surface. One LED is arranged at a first corner portion of the light guide plate and another LED is arranged at a second corner portion of the light guide plate arranged adjacent to the first corner portion. By forming reflection surfaces which are inclined toward the upper surface from the bottom surface of the light guide plate and inclined surfaces which abut on the reflection surfaces on the lower surface of the light guide plate, the light radiation direction from the light guide plate is focused in the vertical direction with respect to the upper surface of the light guide plate.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Backlight unit using wire-grid polarizer and liquid crystal display apparatus employing the backlight unit]]></title>
<link>http://www.freepatentsonline.com/7614757.html</link>
<description><![CDATA[A backlight unit, which can emit one of s-polarized light and p-polarized light using wire-grid polarizer, and a liquid crystal display apparatus employing the backlight unit are provided. The backlight unit includes: a light source radiating light; a light guide plate disposed with the light source at a lateral side of the light guide plate, guiding the light incident on the lateral side from the light source; a wire-grid polarizer formed on a predetermined layer of the light guide plate transmitting a first polarized component of the light through the predetermined layer and reflecting a second polarized component of light; a reflector reflecting the light to un upper surface of the light guide plate; and a polarization converter changing a polarization of the light not emitted through the upper surface of the light guide plate.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Lighting device]]></title>
<link>http://www.freepatentsonline.com/7614759.html</link>
<description><![CDATA[A lighting device comprising at least one solid state light emitter and at least one luminescent element spaced from the light emitter, a surface of the luminescent element being at least twice as large as the illumination surface of the light emitter. Also, a lighting device comprising at least one solid state light emitter and at least one luminescent element spaced from the light emitter, a surface of the luminescent element surface being at least twice as large as and substantially parallel to the illumination surface of the light emitter. Also, a lighting device comprising at least one solid state light emitter and at least one luminescent element spaced from the light emitter, a surface area of a projection of the luminescent element being at least twice as large as a surface area of a projection of the light emitter.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Showcase]]></title>
<link>http://www.freepatentsonline.com/7614761.html</link>
<description><![CDATA[An object is to provide a showcase capable of realizing a stable attaching operation of sockets and a replacement operation of an illuminative lamp, the showcase provided with the illuminative lamp having terminals at opposite end portions, respectively, includes a pair of sockets which connect the illuminative lamp to a power source of a main body, each socket includes a housing having an opening in at least a surface on an illuminative lamp side, and a lid member to block the opening of the housing in a state in which the terminals are allowed to enter the housing, the housing has a connecting portion to store a power supply portion internally connected to the terminal, and a holding protrusion moved in a direction disengaging from the illuminative lamp to engage with a lower surface of a shelf, and the lid member is fixed to the lower surface of the shelf by a screw in a state in which the lid member blocks the opening of the housing which holding protrusion is engaged with the lower surface of the shelf.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Locator tool for a light fixture]]></title>
<link>http://www.freepatentsonline.com/7614770.html</link>
<description><![CDATA[A bracket locator for use with a fixture. The bracket locator including a main body, a swinging arm and a plurality of alignment protrusions. The swinging arm is rotatably connected to the main body. The plurality of alignment protrusions include a first protrusion and a second protrusion. The first protrusion extends from the main body. The second protrusion extends from the swinging arm.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Light guide plate and liquid crystal display device having the same]]></title>
<link>http://www.freepatentsonline.com/7614773.html</link>
<description><![CDATA[A light guide plate and a liquid crystal display device having the same. The light guide plate is disposed upstream of a liquid crystal panel to refract light supplied through an edge thereof, toward the liquid crystal panel. In the light guide plate, a plate body is disposed at a side of a light source for supplying light when a supply voltage is applied. A plurality of pyramidal diffusing elements are arrayed in a predetermined pattern on a surface of the plate body. Each of the diffusing elements is rotated clockwise or counterclockwise about an axis extending through a vertex of the diffusing element perpendicularly to the surface of the plate body so that an edge of the diffusing element facing a reference line connecting a central point of the light source to a central point of the plate body is angled 10° to 35° about the reference line.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Light guide member, planar lighting device using the same, and rod-type lighting device]]></title>
<link>http://www.freepatentsonline.com/7614775.html</link>
<description><![CDATA[A transparent light guide member comprising a first light guide unit in the form of a transparent plate having a rectangular light emitting plane and a parallel groove formed on a rear surface located opposite from the rectangular light emitting plane and parallel to one side of the rectangular light emitting plane; and a second light guide unit, which is transparent, having a columnar external shape to be accommodated in the parallel groove and containing light-scattering particles. Let Φ be the scattering cross section of the particles, L G  the length of the light guide unit  32  in the direction in which light propagates, N p  the particle density, and K C  a compensation coefficient, then a value Φ·L G ·N p ·K C  the light guide member assumes is not smaller than 1.1 and not greater than 8.2, and the compensation coefficient K C  is not smaller than 0.005 and not greater than 0.1.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Backlight for color liquid crystal display apparatus]]></title>
<link>http://www.freepatentsonline.com/7614758.html</link>
<description><![CDATA[A backlight for a color liquid crystal display apparatus includes a first light-guide plate; a first incidence part for receiving light of a first primary color in a first area on a first lateral surface of the first light-guide plate; a second incidence part for receiving light of a second primary color light in a second area on a second lateral surface that is opposite to the first lateral surface of the first light-guide plate; and a third incidence part for receiving light of a third primary color in a third area on a rear surface of the first light-guide plate. The number of superposition steps is thereby reduced, light-guide plates can easily be superposed onto an LCD panel with high accuracy, and a lightweight and inexpensive backlight for a color liquid crystal display apparatus can be obtained.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[LED conversion system for recessed lighting]]></title>
<link>http://www.freepatentsonline.com/7614769.html</link>
<description><![CDATA[An LED conversion system is used in connection with a recessed light housing mounted in a ceiling. The housing has a can with apertures through it and an electrical socket mounted inside. An electrical source of AC current is connected to the socket. A lamp fitting into the can has a shell with a flat or domed top and a plurality of LEDs. Two bolts and nuts attach the shell to the can. The first end of each bolt is hook-shaped to hook into the apertures. The second end has a thread. Each nut has a head and an elongated portion with an internal thread. A power supply is converts AC to DC current to power the LEDs. The power supply has an enclosure and a circuit board. An electrical plug connects the power supply to the socket. A plurality of conductors connects the power supply to the LEDs. An optional ocular plate can be a diffuser, a filter, or a fresnel lens.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Illuminating devices including uniform light distribution, multiple light sources, and multiple types of light sources]]></title>
<link>http://www.freepatentsonline.com/7616849.html</link>
<description><![CDATA[An optical device for collecting and distributing light from a quasi point light source which includes a planar light guide having surfaces through which optical axes are periodically spaced. There is at least one quasi point light source, the optical axis of each being coincident with the optical axes of the surfaces. There is also at least one optical element depressed within the edges or adjacent surfaces of the light guide at least partially rotated about the optical axis, and having a focal point at the quasi point light source.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Lamp holder with improved structure]]></title>
<link>http://www.freepatentsonline.com/7614762.html</link>
<description><![CDATA[A lamp holder with improved structure includes an upper plate and a lower plate mounted to a ceiling; the upper plate has a top and a bottom with each disposed with multiple reinforcement ribs; a circular wall is disposed to the bottom; two accommodation spaces are defined by the circular wall and those reinforcement ribs on the bottom with each accommodation space disposed with a conduction reed secured in place by an elastic member; two sockets are provided to the lower plate for insertion by pins from an energy saving lamp and to constitute a conducted circuit with the conduction reed.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Wireless controlled light emitting assembly]]></title>
<link>http://www.freepatentsonline.com/7614771.html</link>
<description><![CDATA[A light emitting assembly and a system utilizing a plurality of light emitting assemblies having a plurality of light emitting elements arranged and disposed within a sub-assembly. The assembly also includes a controller in communication with the elements, the controller being capable of receiving wireless signals and/or transmitting wireless signals, the controller also being capable of driving the elements to emit light in response to the wireless signals. The assembly further includes a power source arranged and disposed to provide electrical power to the light emitting elements. A method for providing a light emitting element display is also disclosed.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[LED and LED-applied backlight module]]></title>
<link>http://www.freepatentsonline.com/7614774.html</link>
<description><![CDATA[A light emitting diode includes two lead-frames, one or a plurality of light emitting chip, a casing, and a packaging colloid; the casing comprised of two pairs of a first and a second side units to surround a compartment; the first side unit being higher than the second side unit; the packaging colloid being received in the compartment; and the packaging colloid protruding from the casing to indicate a convex so to change angle of incidence of the light after leaving the packaging colloid and to improve light use efficiency and light emitting angle.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Diffusing board and surface light source device]]></title>
<link>http://www.freepatentsonline.com/7614776.html</link>
<description><![CDATA[A diffusing board which can suppress moiré fringes, color flickering and screen brightness deterioration on a screen of a liquid crystal display device. On the surface of a transparent board ( 83 ), a pattern wherein substantially rectangular shapes are arranged in lattice by using a synthesized pattern ( 86 ) is formed. The synthesized pattern ( 86 ) is provided by synthesizing a plurality of first uneven patterns ( 84 ) having a linear shape which is long in one direction, and a plurality of concave lens shaped second uneven patterns ( 85 ) arranged at random.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Zoom flash with liquid crystal lens]]></title>
<link>http://www.freepatentsonline.com/7616881.html</link>
<description><![CDATA[A camera apparatus ( 10 ) has a zoom lens ( 12 ) having a zoom focus setting that is adjustable over a range of focus values and control circuitry for generating a variable voltage potential according to the zoom focus setting. A flash illumination apparatus ( 20 ) has a light source ( 32 ) and a variable focus liquid crystal lens ( 24 ), the variable focus liquid crystal lens ( 24 ) having a first and a second solid optical element ( 40, 50 ), chamber ( 44 ), the two electrodes ( 42, 48 ) and liquid crystal material ( 46 ). A variable voltage is applied to the liquid crystal material ( 46 ) for the lens power according to the zoom focus setting.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Modular illumination device with adjustable lighting angles]]></title>
<link>http://www.freepatentsonline.com/7614766.html</link>
<description><![CDATA[A modular illumination device with adjustable illumination modules includes a substrate, a rotating element, a reflective element, an adjustable element, and a light-emitting element. The rotating element is rotatably disposed on the substrate and rotates corresponding to the substrate. The reflective element pivots on the rotating element and pivots corresponding to the substrate. The adjustable element is moveably disposed on the substrate and is moved corresponding to the reflective element. The light-emitting element is disposed on the adjustable element. The modular illumination device can be adjusted to shine light at any angle or in any direction. Furthermore, a plurality of illumination modules are combined to form the modular illumination device. By adjusting the lighting range and direction of the illumination modules respectively, the illumination device has different illumination ranges.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Light guiding plate made of transparent resin, surface-emitting light source apparatus and process for manufacturing light guiding plate]]></title>
<link>http://www.freepatentsonline.com/7616858.html</link>
<description><![CDATA[A light guiding plate is made of a transparent thermoplastic resin and has a first main surface, a second main surface opposed to said first main surface, a first side wall, a second side wall, a third side wall opposed to said first side wall and a fourth side wall opposed to said second side wall. The surface portion of the first main surface is provided with convex portions and/or concave portions, and the light guiding plate has a longitudinal-direction length, which is a length from the first side wall to the third side wall, of 40 mm or more but 130 mm or less, at least 80% region of the light guiding plate has a thickness of 0.1 mm or more but 0.55 mm or less.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Method of manufacturing a lighting bollard assembly]]></title>
<link>http://www.freepatentsonline.com/7614143.html</link>
<description><![CDATA[The present invention provides methods of manufacturing a bollard light assembly that provides a choice of light output by being size-adaptable depending on the choice of light output. The methods comprise, in pertinent part, selecting an elongated light and interposing a number of lens rings and light deflectors which correspond to the length of the selected elongated light. Also provided is a lighting bollard assembly manufactured according to the methods of the present invention.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Light-emitting diode package structure]]></title>
<link>http://www.freepatentsonline.com/7615799.html</link>
<description><![CDATA[A light-emitting diode (LED) package structure including an encapsulant, a carrier, and an LED chip is provided. The encapsulant has a cavity located in a front end of the encapsulant. The carrier includes a die pad, a heat spreader, and a plurality of leads. The die pad is disposed on the encapsulant and located in the cavity. The heat spreader is connected with the die pad, and passes through the encapsulant to extend outside the cavity, and further extends toward a rear end of the encapsulant. The leads pass through the encapsulant and extend outside the cavity. The LED chip is disposed on the die pad, and is electrically connected to the leads. Heat generated when the LED chip emits light is conducted to the heat spreader via the die pad, so as to conduct the heat outside the encapsulant, and to further reduce the temperature of the LED chip.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Lighted footwear]]></title>
<link>http://www.freepatentsonline.com/7614166.html</link>
<description><![CDATA[In one embodiment, footwear is provided that includes a sole having a light source disposed therein. A foot sensor, disposed in the sole, detects the presence or absence of a foot in the footwear. A light sensor is adapted to detect the amount of ambient light adjacent the footwear. The footwear may also include an energy storage element for powering the light source and maintaining the light source in the ON state for a period of time after the foot is removed. A selector may be provided for selecting a mode of operation, such as OFF, Auto ON and ON.  In another embodiment, footwear is provided that includes a tag that is removably coupled to the footwear by a hook and loop fastener.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Motorcycle]]></title>
<link>http://www.freepatentsonline.com/7614471.html</link>
<description><![CDATA[A motorcycle having a meter device and a handlebar cover arranged to inhibit damage or the adherence of powder coating to the meter device from the handlebar cover. In one embodiment, a rear cover comprises a peripheral wall, which surrounds an outer periphery of a meter device. At least a front portion of the peripheral wall, which surrounds a front side of the meter device, comprises a first portion and a second portion. The first portion is positioned inside the front cover. An outer surface of the second portion is exposed between a rear edge of the front cover and the meter. A dimension of the first portion and the second portion are the same in a longitudinal direction of the motorcycle, or the second portion is smaller than the first portion.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Solid state white light emitter and display using same]]></title>
<link>http://www.freepatentsonline.com/7615795.html</link>
<description><![CDATA[A light emitting assembly comprising a solid state device coupleable with a power supply constructed and arranged to power the solid state device to emit from the solid state device a first, relatively shorter wavelength radiation, and a down-converting luminophoric medium arranged in receiving relationship to said first, relatively shorter wavelength radiation, and which in exposure to said first, relatively shorter wavelength radiation, is excited to responsively emit second, relatively longer wavelength radiation. In a specific embodiment, monochromatic blue or UV light output from a light-emitting diode is down-converted to white light by packaging the diode with fluorescent organic and/or inorganic fluorescers and phosphors in a polymeric matrix.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Light emitting device and display apparatus using the same]]></title>
<link>http://www.freepatentsonline.com/7615920.html</link>
<description><![CDATA[Disclosed are a light emitting device and a display device using the same. The light emitting device includes a first electrode formed on a top surface of a substrate and a second electrode formed on a top surface of the light emitting layer. The light emitting layer auxiliary light emitting particles that convert the path of light, so that brightness of the light emitting device and the display device is improved.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Backlight assembly with plural light guides separated by protrusions]]></title>
<link>http://www.freepatentsonline.com/7616271.html</link>
<description><![CDATA[A backlight assembly and a display device having the backlight assembly include a plurality of light guiding plates, and at least one light source unit that illuminates the light guiding plates, wherein the light guiding plates are provided with protrusions that protrude from facing planes thereof so as to allow the adjacent light guiding plates to be separated from each other by a separation distance.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Reflectometer and associated light source for use in a chemical analyzer]]></title>
<link>http://www.freepatentsonline.com/7616317.html</link>
<description><![CDATA[A light source for a reflectometer which is used in a chemical analyzer includes a plurality of light emitting devices. Some of the light emitting devices emit light of different wavelengths. The light emitting devices are arcuately arranged about a circle having a predetermined radius. Adjacent light emitting devices are spaced from each other a predetermined distance. The light emitting devices are positioned to direct light emitted therefrom to an illumination plane. At least two, but preferably three or four, of the light emitting devices emit light of substantially the same wavelength and are illuminated simultaneously to provide a volume of substantially homogenous irradiance at the illumination plane.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Illumination apparatus for display device, display device using the same, and television receiver apparatus comprising the display device]]></title>
<link>http://www.freepatentsonline.com/7616269.html</link>
<description><![CDATA[In a backlight apparatus, laminated optical sheets are housed in a tray such that a wall portion thereof surrounds their circumferences so that the optical sheets receive light from fluorescent lights. Tips of one corner portion A of optical sheets preferably have a shape in which the tips are trimmed by line segments extending between two edges defining the corner portions. At the wall portion of the tray, an opposing surface is formed along the line segments of the corner portions so as to correspond to the shape of the corner portions having tips trimmed off. The opposing surface restrains the line segments.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Spectrally calibratable multi-element RGB LED light source]]></title>
<link>http://www.freepatentsonline.com/7615939.html</link>
<description><![CDATA[An LED lighting system is disclosed. The lighting system includes means to calibrate the light temperature and intensity between multiple modules in one system, or to calibrate the light temperature and intensity against a known reference standard. The lighting system may be used in many illumination applications, including the cabin sections of aircraft and watercraft.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

<item>
<title><![CDATA[Light concentrating reflective display methods and apparatus]]></title>
<link>http://www.freepatentsonline.com/7616368.html</link>
<description><![CDATA[Improved apparatus and methods for displays are disclosed that utilize light concentration array between mechanical light modulators and the viewing surface of the display. The light concentration array includes an array of optical elements that concentrate light on respective ones of the light modulators to maximize the contrast ratio and off axis viewing of the display.]]></description>
<pubDate>Tue, 10 Nov 2009 08:00:00 EST</pubDate>
</item>

</channel>
</rss>
