Abstract: A securing device includes a central rod extending from the driving press to be movably mounted on a top board of the computer main frame and a base having an engaging plate movably attached to the base via a first spring which is sandwiched between the base and the engaging plate and a lateral rod securely extending away from the engaging plate to selectively engage with a free end of the central rod. When the central rod is longitudinally moved, the longitudinal movement of the central rod drives the lateral rod to move laterally and thus a hook which is formed on a side face of the engaging plate for extending through the first side board and the second side board to secure engagement between the first side board and the second side board is away from the first side board and the second side board and the second side board is free from engagement with the first side board.

Abstract: A high-performance separable electrical device/printed circuit board interconnection for an electrical device package having surface contacts on an active surface thereof, wherein the package is separably placed proximate to, and is electrically connected through its contacts to, an active surface of the printed circuit board, the package having one or more projections extending from the active surface farther than the electrical device package surface contacts.

Abstract: An illumination device for use in daylight conditions includes a light-diffusing member provided with one or more dyes and a light source extending along and positioned adjacent a light-receiving surface of the light-diffusing member, with the light source emitting light that is substantially unabsorbed by the dyes as it passes through the light-diffusing member. Accordingly, in daylight conditions, the dyes are activated by sunlight to emit light such that light perceived along a light-emitting surface of the light-diffusing member is a combination of light from said light source and light from the dyes, thus increasing the output of the illumination device in daylight conditions.

Abstract: Provided is a backlight unit for a key of an input device. The unit includes a light guide plate and at least one light emitting unit. The light guide plate is formed of flexible transparent resin and has a light guide pattern portion in which a plurality of engraved or embossed patterns are formed in a plurality of requirement character shapes so that light can be diffused and scattered at desired luminance from a necessary light emitting portion, using a minimal number of light sources. The light emitting unit is installed at a side wall of the light guide plate.

Abstract: A backlight unit is provided. The backlight unit includes a point light source circuit board and a point light source group row comprised of a plurality of point light source groups arranged in the point light source circuit board in a line. In addition, at least a part of the point light source groups have a different rotating angle with respect to each other.

Abstract: An automatically rotatable lamp ball includes a power unit provided with a motor having its downward shaft driving two rollers to rotate and its upward shaft driving a lamp arm to rotate. The lamp arm is disposed thereon with a plurality of LEDs, and the integral body of the power unit and the lamp arm is received in the interior of a transparent outer casing and actuated to rotate therein for pushing the outer casing to roll freely at the same time. When the lamp arm is actuated to rotate, the LEDs installed thereon will simultaneously give out flickering lights in sequence and at intervals and, due to visual persistence, presenting freely movable stereoscopic light patterns or letters. So the invention is innovative and exclusively original in structure and having excellent entertaining effect.

Abstract: A baby bottle designed to feed an infant in low light conditions. The baby bottle includes a portion that is generally cylindrical in shape with the bottle have openings at each end. Two end caps, a base cap and a feeding cap are releasably secured to the openings of the bottle. Mounted within each of the end caps are a plurality of lights configured to illuminate a portion of the interior volume of the container. The end caps further include a power source operably connected to the lights and a switch to control the operation of the lights.

Abstract: An auxiliary lamp, which is adapted to be mounted on a wrench, includes a clipping device and an illuminating device. The clipping device has a plate member and a first joint portion on the plate member. The plate member has two clipping portions, between which is a clipping space to receive the hand tool therein, and a tightening member on an interior side of the clipping portion to tighten the hand tool. The illuminating device has a housing, a lamp on the housing, a battery chamber in the housing to receive battery therein and a second joint portion on the housing. The second joint portion of the illuminating device is pivotally connected to the first joint portion of the clipping device such that the illuminating device is pivoted on the clipping device.

Abstract: A lighted floor box having a transparent or translucent cover extending over a light source within the floor box. This light source illuminates the interior of the floor box while the cover permits such light to exit the box. The light source is preferably powered via the same cables that power an electrical fixture within the floor box. Furthermore, such light transmissible cover enables a user to inspect the interior of the floor box without the need to open the cover of the box in order to view its contents.

Abstract: A flashlight includes a main member having top, a bottom, a front and a rear. The main member has a base a head and battery pack, wherein the head is pivoted on the base via a pivot to be flexed to the front. A first light source and a second light source are mounted on the head, wherein the second light source projects light that is substantially to that of the first light source. A hook is provided in a tunnel in the base to be drawn out or pushed into. The first and second light sources and the flexion of the head provide a greater illumination range and a function of adjusting the illuminating direction when it is hung.

Abstract: A system and method for the display of solar-powered light fixtures in a commercial setting is disclosed in the instant application. The solar-powered light fixture is contained within a box which minimizes the effect of the ambient light from the light fixtures illuminating the commercial establishment. A window is constructed in the box to permit a potential buyer to observe the operation of the solar light fixture. When ready to observe the operation of the solar light fixture, the potential buyer pushes a button which activates an electrical circuit, causing the solar light fixture to emit light.

Abstract: A compact, battery-operated, rechargeable device providing flashlight and nightlight capabilities responsive to one or both of motion detection and light detection, and which is further capable of providing a timed flashlight operation, all within a highly compact, rugged housing.

Abstract: A lighting device that may be independent or may be one of a set that includes a plurality of lighting devices. The lighting device may be a Christmas tree-topper device, that may be placed on top of a supporting body, such as the top of a Christmas tree. The lighting device includes a light-emitting element and an electrical current source which is independent of an electrical network and supplies power to the light-emitting element. The lighting device may also include a housing that includes an upper housing portion extending upwardly towards an end at which the light-emitting element is situated, the housing also including a lower housing portion that supports the electrical current source. The lighting device may also include a sleeve for receiving the top of the supporting body, the sleeve having an opening at its bottom end.

Abstract: A candle has a wax or wax-simulating body with a top wall, a simulated burnt wick, a cylindrical side wall, and an interior candle cavity. A partly transparent housing with top and side walls together defining a housing cavity, is located in the candle cavity. An annular, transparent flange extends upwardly to a lower surface of the top wall of the body. An illumination assembly connected to the housing, extends into the housing cavity and includes an LED, a circuit for powering the LED and a battery compartment or other power source for powering the circuit. The lamp is spaced from the top wall of the housing and positioned for casting light through the top wall of the housing, into a light directing space defined by the flange, and to the top wall of the candle body.

Abstract: Described are intermediate articles for connecting poles and tools for use in various difficult and/or emergency situations. The intermediate articles comprise a body that includes a first connector for matingly engaging a first mating element disposed on a distal end of a pole at a first angle relative to a longitudinal axis of the pole; opposite the first connector, a second connector for matingly engaging a second mating element disposed on a proximal end of a tool at a second angle relative to a longitudinal axis of the pole; and disposed between the first and second connectors, a receptacle for detachably engaging a removable light source capable of illuminating a tool attached to the pole through the intermediate article.

Abstract: A sign unit includes at least a light module including a set of LEDs for generating primary color lights of red, green, and blue respectively, a module controller, which is adapted for electrically connecting to a power source, electrically coupling with the light module to selectively control each of the LEDs in an on and off manner to coordinate a combination of the primary color lights thereof so as to generate a colorful illumination effect from the light module, and a light diffusion housing receiving the light module therein to diffuse the primary color lights generated by the light module when the when the primary color lights penetrate through the light diffusion housing for softening the primary color lights so as to enhance an aesthetic appearance of the sign unit with the colorful illumination effect.

Abstract: In a liquid crystal display device using LEDs emitting a plurality of colors as the light sources, diffusion materials are dispersed in a light guide plate. The light guide plate is used to guide and mix the plurality of colors with one another. The diffusion materials are made of a material having optical characteristics, such as a refractive index, different from those of a base material of the light guide plate.

Abstract: A light diffusing assembly includes: a diffuser plate exhibiting a light scattering effect and having a light-emerging surface; and a brightness-enhancing film exhibiting a light concentrating effect and formed directly on the light-emerging surface of the diffuser plate. The brightness-enhancing film has a roughened surface opposite to the light-emerging surface of the diffuser plate.

Abstract: The present invention provides a variable slit apparatus, which can rapidly change the shape of the slit width of the illumination light while finely controlling the shape of the slit-shaped illumination light, an illumination apparatus that uses such, an exposure apparatus, and the like. The variable slit apparatus for forming a slit-shaped illumination light comprises: a first light-shielding mechanism that comprises a plurality of blades for defining one long side of the illumination light; a second light-mechanism configured to define another long side of the illumination light; and a drive mechanism that changes the width of the illumination light in the latitudinal direction orthogonal to the longitudinal direction by driving the first light-shielding mechanism and the second light-shielding mechanism.

Abstract: A light fixture (10 is shown and described that has a light head (11) holding at least one light source (15) and an installation unit (12) with an installation memory (24) in which data about the light head is written/ The novelty is that the light head (11) has at least one light-head memory (18) separate from the installation memory (20), the data from the light-head memory being writable in the installation memory.

Abstract: An illumination system for videoprojectors has a light beam, a device for decomposing the light beam into a plurality of monochromatic components, a plurality of DMD devices each of which reflects one of the monochromatic components, and a plurality of devices adapted to send the monochromatic components towards the plurality of DMD devices. A second device separate from the first device recomposes the monochromatic components coming from the DMD devices into a light beam to be sent to a projection lens.

Abstract: A light fixture device has a light housing to receive a light source therein, a support assembly for supporting the light fixture relative to an anchor location, the support assembly including a post portion for mounting at the anchor location and a body portion, the body portion having a pair of opposed end regions, the post portion including a pair of cavities, each to receive a corresponding end region, the body portion being movable relative to the post portion about a first axis, the body portion and light housing having respective first and second support formations, the light housing being movable relative to the body portion about a second axis, to cause corresponding relative movement between the first and second support formations, the end regions and cavities having complementary third and fourth support formations, wherein relative movement between the body portion and post portion causes a corresponding relative movement between the complementary third and fourth formations.

Abstract: A projector (1) enabling the extension/retraction of a column even when the column is rotated, including the telescopic column (4) installed on a carrier (6) as a base, a lifting and lowering device (21) installed in the column (4), a lighting apparatus (2) installed at the tip of the column (4), and a power supply (5) for supplying power to the lighting system (2). The column (4) is formed of circular tubes and rotated in conjunction with the lifting and lowering device (21). Also, the column (4) is formed by loosely fitting, to each other, a first column (13) fixed to the carrier (6) and second and third columns (4a) and (4b) having outer diameters reduced in that order less than that of the first column (13). The second and third columns (4a) and (4b) are loosely fitted to each other so as to be moved in the vertical direction and rotated in conjunction with each other.

Abstract: A light source unit comprises a support for supporting a lamp unit, e.g., a gas discharge lamp or the like. The lamp unit has longitudinal and transversal fiduciary surfaces and the support has guide rails for guiding the lamp unit as it is inserted transversely with the longitudinal fiduciary surfaces sliding along a reference surface until transversal fiduciary surfaces engage one or more stops. The support may comprise a first part for supporting the lamp unit, a second part for supporting a light guide, and at least first and second light baffles between the first part and the second part, the first and second baffles each having an aperture for passing only a portion of light from the lamp unit incident upon the baffle, the arrangement being such that light from the lamp unit must pass through the apertures in both baffles to be incident upon the light guide.

Abstract: A light fixture that converts a recessed light to a hanging light includes the recessed light having a cylindrical housing, an electrical socket formed therein, and a trim ring mounted thereon, the conversion light fixture includes an elongated cord having a first end and a second end, a light secured to the first end of the cord, and an electrical plug secured to the second end of the cord. The plug is adapted to fit into the electrical socket of the recessed light. The cord includes a cover secured adjacent the second end of the cord. The cover may be adapted to fit within the recessed light or over the trim ring of the recessed light. The light fixture also includes a nut secured adjacent the second end of the cord. The nut is adapted to frictionally engage the cord so as to retain the cover against the ceiling.

Abstract: A variable lighting system (“VLS”) for optimizing object visibility at night by setting a base level of lighting, adding a variable light to that base level of lighting, and a synchronizing the timing and sequence of the base level of lighting and the variable lighting. The variable lighting system varies light by intensity, color, direction, or a combination thereof. The variable lighting system also optionally includes a detector for detecting motion, noise, and other occurrences. The variable lighting system can be implemented as a fixed lighting source, a movable lighting source, or a vehicle mounted lighting source. The VLS improves visibility at night for viewers or motorists thereby reducing accidents and damage costs. The VLS saves energy and improves the environment and enhances quality of life by reducing light pollution and light trespass.

Abstract: A bicycle light assembly is electrically connected to a dynamo. The bicycle light assembly has a lamp housing mountable to a portion of the bicycle. An input portion is disposed on the lamp housing and electrically connected to the dynamo for inputting a dynamo output signal and for outputting an input signal. A regulator circuit is electrically connected to the input portion for regulating the input signal to a regulated signal. A light source is electrically connected to the regulator circuit for lighting the periphery and an output portion being disposed on the lamp housing and electrically connected to the regulator circuit for outputting the regulated signal. The output portion has at least one auxiliary electrical output connector for outputting the regulated signal to at least one auxiliary electrical device electrically connected to the at least one auxiliary electrical output connector.

Abstract: An Interior vehicle lamp designed to be detachable (23) from its main body (21), while at the same time providing the same features that the actual vehicle interior lamp provides. Because this is detachable, it also can be used to illuminate all the places that the user wants. The limitations are according to the cable length in the corded version (23A) and in the battery version (23B) by the battery life outside the main body. Another part of this invention is a hands free set (117) which is designed to provide a long range of lamp (23) positions: the lamp (23) can be moved along the rail (122) and at the same time rotated in the axle (120). When it is fixed, the design allows the user to remove the detachable lamp (23) and replace it again in the main body (21). Almost all the parts can be made from extruded plastic, except electrical connections, cables etc.

Abstract: An apparatus is provided that makes it possible to make following cars aware when a door is open and simultaneously illuminate a feet area, including, a lens that is attached at a door position that faces the feet area when a vehicle door is open, and a light guide member that is attached at a door position that faces following cars. One or more LEDs for the feet area are provided on the inner side of the lens, and one or more LEDs for the rear direction are provided that irradiate light on the light guide member.

Abstract: In accordance with an embodiment, a light mixing and homogenizing apparatus includes a tubular member and a dividing member. The tubular member has a reflective interior surface and a polygonal cross section. The tubular member has a first end configured to receive a plurality of incoming light beams and a second end configured to output mixed and homogenized light from the plurality of incoming light beams. The dividing member has a reflective surface and is located within the tubular member first end. The dividing member is configured to separate the plurality of incoming light beams from each other prior to mixing.

Abstract: A device for coupling the light of multiple light sources (2, 3) that substantially consists of a reflectance surface (10, 11) for one or more of said light sources (2, 3) and at least one integration rod (14) having an incident surface (15), whereby the reflectance surfaces (10, 11) are positioned in light bundles (12) emitted by the light sources (2, 3) between said light sources (2, 3) and said integration rod (14); whereby the spot of each light source (2, 3) at its focal point has a surface that is smaller than the surface of said incident surface (15); and whereby said light bundles (12) enter the integration rod (14) at different parts of its incident surface (15).

Abstract: Apparatuses comprising an inflatable balloon and a light source are disclosed herein that are adapted to float when the balloon is inflated with a volume of gas having less weight than an equivalent volume of air. In certain embodiments, the light source is disposed internally in the balloon whereas, in other embodiments, the light source is located externally to the balloon. Various lighting and display systems are also disclosed that support light sources in an operational configuration using one or more inflatable balloons or compartments.

Abstract: A backlight module without light guiding plate and diffusing plate is disclosed, in which a reflective layer having a light scattering structure is first disposed on a backplate and then at least a reflective mirror is provided on the reflective layer of the backplate. Further, a transparent plate is disposed on the at least a reflective mirror. The backplate, the at least a reflective mirror, the reflective layer and the transparent plate form an enclosed space and thus the backlight module without light guiding plate and diffusing plate is completed. In another form of the backlight module without light guiding plate and diffusing plate, the light scattering structure is formed directly on the backplate. When a light-emitting unit emits a light source, the light source is uniformly given off through the light scattering structure, promoting use efficiency of the light source.

Abstract: A light source comprising sidelight type backlight light guide plate (L), wherein a transmittance angle dependent layer (T1) which transmits normally incident light and reflects obliquely incident light is disposed on one surface of the sidelight type backlight light guide plate (L), and a reflection plate (R) having a repetitive slope structure is disposed on the other surface of the sidelight type backlight light guide plate (L). The invention light source is less in absorption loss due to repetition of light reflection and the like.

Abstract: A plug-in lamp includes a plug-in lamp cap, a lamp tube combined to the lamp cap, and a lamp shade enclosing the lamp tube. The plug-in lamp cap can only fit a plug-in lamp holder and cannot fit a standard incandescent lamp holder which can hold a standard incandescent lamp with a screw lamp cap or bayonet lamp cap. The plug-in lamp may be an energy-saving lamp, a fluorescence lamp and so on.

Abstract: When a detected current value deviates from a range between an upper limit value and a lower limit value, a pulse width adjustment operation for increasing or decreasing a currently set counter value is repeatedly performed at every operation time interval such that the detected current value is brought to be close to the range between the upper limit value and the lower limit value under a forward control. When the detected current value falls in the range between the upper and the lower limit values after execution of the forward control, a reverse control is executed such that a pulse width of a PWM signal is changed in an adjustment direction opposite to that under the forward control.

Abstract: A driver circuit or controller flexibly drives either a half-bridge or a full-bridge switching network in a backlight inverter without modification, redundant circuitry or additional components. The driver circuit includes four outputs to provide four respective driving signals that establish a periodic timing sequence using a zero-voltage switching technique for semiconductor switches in the switching network.

Abstract: An AC high voltage detecting device includes a high voltage power supply (HVPS) to convert a low voltage into an AC high voltage, a rectifier to rectify the converted AC high voltage into a positive voltage and a negative voltage, a voltage divider to divide the rectified positive voltage and the rectified negative voltage into a first voltage and a second voltage, respectively; and a detector to read out a sum component of the first and the second voltages to detect the AC high voltage in a DC level. Since the AC high voltage supplied from the high voltage power supply is detected after being converted into a DC voltage, there is no variance caused due to various devices required to detect an AC voltage.

Abstract: This invention disclosed is a comprehensive power quality controller for substation in the electric power system and includes a Thyristor Controlled Reactor (TCR), pure tuned passive filter Zf, additional inductor L active power filter (APF), and a coupling transformer. The Thyristor Controlled Reactor (TCR) provides inductive reactive power and controls the active power filter (APF) as the current source, it is connected with the additional inductor La in parallel via the coupling transformer, then connected to the passive filter Zf in serial to consist a hybrid power filter system, which is connected to the power grid via the circuit breaker or thyristor. The comprehensive filter system provides required capacitive reactive power and filters the harmonic produced by the load and TCR system itself. Because the capacity of the active power filter (APF) is very small which is less than 1% of the harmonic source capacity, so it is a solution with low cost but simple and reliable control mode.

Abstract: A synchronous rectification circuit of a switching power supply device where circuit elements such as rectification switch elements are protected when an abnormality occurs in an output of a transformer, wherein a (fault) detecting circuit detects an abnormality of a trigger signal transmitted from a transformer, a shutoff circuit quickly cuts off a discharge route of an inductor (coil) forming a gate drive signal source of a first transistor (NMOS transistor ) when the (fault) detecting circuit detects an abnormality, and a (linear) driver holds (clamps) a drain-source voltage of the NMOS transistor at a constant voltage and turns on the NMOS transistor by that constant voltage so as to prevent it from turning off immediately when the detecting circuit detects an abnormality.

Abstract: An inrush current control circuit includes a first and second control units connected in series, wherein the first and second control units all have a current limiting resistor and switch connected in parallel. The current limiting resistor of the first control unit is used to prevent an inrush current generated at the moment an alternative current is supplied. The switch of the first control unit turns on based on the voltage of the capacitor, and current bypasses the first current limiting resistor. The current limiting resistor of the second control unit is used to prevent an inrush current generated at the moment an alternative current shifts from a high voltage level to a low voltage level or from a low voltage level to a high voltage level. The switch of the second control unit turns on based on the alternative current and current bypasses the second current limiting resistor.

Abstract: Voltage booster converter comprising a pair of input terminals A and B for connecting a DC input voltage Vin between these two terminals; a pair P0 of switches SB, SH in series connected by the switch SB to the input terminal B, the input terminal A being connected across an input inductor Lin to the connection point between the two switches SB and SH in series, each switch SB, SH comprising a control input so as to be placed simultaneously, one in an on state the other in an isolated state; a pair of output terminals C and D, for powering, by an output voltage Vout, a load Rout, the output terminal D being connected to the input terminal B; K other additional pairs P1, P2, . . . Pi, . . . PK-1, PK of switches in series between the output terminal C and the free side of the switch SH with i=1, 2, . . . K?1, K, the two switches of one and the same additional pair Pi being connected across an energy recovery inductor Lr1; K input groups, Gin1, Gin2, . . . Gini, . . .

Abstract: Persistent files stored in non-XIP flash memory are accessed during operation of an electronic device. During execution of application code on the device, the persistent files are accessed using an access directory such as a look-up table. The access directory provides information that allows an application or other software code running on the processor of the device to locate and access a persistent file within a non-XIP flash memory device where the non-XIP flash memory device may include bad blocks. During creation of the access directory, locations of the bad blocks in the device are identified and recorded. Files are accessed from the non-XIP flash memory device by reading from file start locations identified in the access directory while accounting for bad blocks identified in the bad block data of the access directory.

Abstract: Systems and methods associated with cache banking are described. One exemplary system embodiment includes an array that is physically banked into multiple banks. While inputs may be provided to the banked array at a first rate, an array access may take more than one cycle at that first rate to complete. To facilitate having the banked array appear to handle the inputs at the first rate, the example system may also include a multiplexer that is operably connected to the banks and that may be configured to provide a data value associated with an earlier access to the banks from a particular bank.

Abstract: A content addressable memory including a first array of memory cells, and a second array of memory cells. A search logic circuit is configured to prevent a discharge of the second array of memory cells when a search of the first array of memory cells finds certain data.

Abstract: A ternary content addressable memory (CAM) cell is disclosed for providing reduced or minimized matchline (ML) capacitance and for increasing current between matchline and tail-line in the case of a mismatch. The speed of a CAM cell is generally inversely proportional to its ML capacitance, and proportional to the current. Conventional ternary CAM cells have many matchline transistors, each contributing to the matchline capacitance. Embodiments of the present invention have a single matchline transistor between a matchline and a ground line, or tail-line, of the CAM cell. The single matchline transistor couples the matchline to the tail-line in response to a discharge signal from a compare circuit. The compare circuit can be divided into a pull-up section for driving a gate voltage level control node and a discharge section for discharging the gate voltage level control node, the discharge signal being provided at the gate voltage level control node.

Abstract: A nonvolatile memory apparatus includes a separate controller circuit and memory circuit. The controller circuit is fabricated on a first integrated circuit chip. The controller circuit includes a plurality of charge pump circuits, a system interface logic circuit, a memory control logic circuit, and one or more analog circuits. The memory circuit is fabricated on a second integrated circuit chip and includes a column decoder, a row decoder, a control register, and a data register. A memory-controller interface area includes a first plurality of die bond pads on the first integrated circuit chip and a second plurality of die bond pads on the second integrated circuit chip such that the first and second integrated circuit chips may be die-bonded together. A single controller circuit may interface with a plurality of memory circuits, thus further reducing overall costs as each memory circuit does not require a dedicated controller circuit.

Abstract: A semiconductor memory device is disclosed having a layout including, alternating pluralities of memory cell arrays and word line driving blocks arranged next to alternating pluralities of sense amplifier blocks and conjunction blocks, such that each sense amplifier block is located lateral to a corresponding memory cell array, and each conjunction block is located lateral to a corresponding word line driving block. Each sense amplifier block alternately includes one of a supply voltage driver and a ground voltage driver.

Abstract: The integrated circuit memory comprises a memory array including a plurality of memory cells in rows and columns, the memory array being divided into a plurality of blocks of the memory cells.

Abstract: The present invention provides systems and method utilizing magnetoelectric materials such as Cr2O3 to construct tunneling magnetoresistence and/or giant magnetoresistence structures for memory and/or logical circuitry. An applied voltage differential induces a magnetic moment in the magnetoelectric material, which in turn tunes an exchange field between it and one or more adjacent ferromagnetic layers. The resulting magnetoresistence of the device may be measured. Devices in accordance with the present invention may be utilized for MRAM read heads, memory storage cells and/or logical circuitry such as XOR or NXOR devices.