Abstract: A rack system for electronic and/or electrical equipment including a frame, a front door mounted to the front of the frame, a back door or panel, two side panels mounted to the back and two sides of the frame, and a top panel mounted to the top of the frame. The doors can be single doors or dual doors. The frame includes a rectangular base frame constructed by four horizontal edge members, and a top frame having the same structure as the base frame, and four vertical members each extending between two associate corners of the base frame and the top frame, and joining the base frame and top frame together. The horizontal members and vertical members are contoured with step-like structures, so that the rack has a high stiffness and strength. The door includes a hinge and a latch attached to two vertical members. The panels are provided with tabs and latches for securing the panels to the frame.

Abstract: [Object] To provide a push-action slide case having excellent productivity and capable of assuring reliable push-into/eject-out operation of a storage body even for long term use. [Solution] For assembling a storage body 4, first, a second spring 10 is made abut against a rotator 8 which is already engaged with a positioner 6, then a shaft 22 is inserted into the storage body 4 from the side of the second spring 10, and a latch projection 22a of the shaft 22 is fixed to the storage body 4 by a holding piece 24. In addition, first springs 5 are attached in cylindrical parts 21. On the other hand, for a main case body 3, a ceiling part 3a as a separate body is first removed from the main case body 3, then a holding block 13 is fixed into a holding piece 25 at the bottom of the main case body 3, and elastic pieces 18 are attached to their appropriate positions. Then, the ceiling part 3a is put back on the main case body 3 to form a box body shape.

Abstract: A drawer glide assembly for a drawer type dishwasher includes a mounting bracket having a top edge portion, a bottom edge portion and side portions that collectively define first and second opposing surfaces. The mounting bracket also includes a pad member that projects laterally outward from the first surface and a hook member that projects laterally outward from the second surface. The glide assembly further includes a drawer glide unit having a first rail member slidably interconnected with a second rail member through a third rail member. The mounting bracket serves as an interface between a tub of the dishwasher and an outer housing. That is, the mounting bracket is supported upon the outer housing by the hook member and the glide assembly is secured to both the tub and the first surface. In this fashion, the tub can be readily shifted into and out from the outer housing.

Abstract: In accordance with the present disclosure, a rack equipment mount with a self-locating/self-adjusting rear fastener mechanism is disclosed. The equipment mount can have a first rail and a second rail securable horizontally in a rack system, wherein self-locating fasteners or receivers can be slidably connected to the rails. Rack mountable equipment to be inserted into the rack can have a mating fastener attached to the rear of its chassis and the self locating fasteners can engage with the mating fasteners as the chassis is slid into the rack. The self-locating fastener can be spring loaded in a forward position and slide along the rail to self-locate at the appropriate depth when a chassis is inserted into the rack. The self-locating fasteners allow equipment chassis of varying depths to be installed into a rack and easily secured at the rear of the rack.

Abstract: A plasma display device to prevent damage to a signal transmission unit by improving the shape of a cover plate covering the signal transmission unit. The plasma display device includes: a plasma display panel; a chassis base installed at rear of the plasma display panel; a circuit unit installed at rear of the chassis base; a plurality of signal transmission units surrounding the edge of the chassis base, each of which has one end connected to the circuit unit and the other end extending to the plasma display panel to transmit an electrical signal from the circuit unit to the plasma display panel, wherein the signal transmission units comprise electronic elements; and a cover plate covering the electronic elements and the signal transmission unit and embossed with protrusions toward the signal transmission unit so as to be spaced apart from the electronic elements.

Abstract: A light source is positioned on a lateral side of a light guide of a backlight module, and several optical films are positioned on the light guide for diffusing and enhancing brightness of light projected from the light source; in manufacturing one of the optical films, pigments or dyes are added to and mixed with the coating material of the optical film for modifying color of the optical film; thus, color of the light projected from the light source will be harmonized and mixed with the color of the color modified optical film, and consequently overall color of light projected out of the backlight module is changed.

Abstract: An image display apparatus includes an air-tight container, and an image display member and a spacer provided in the air-tight container. The spacer has a first electroconductive member fixed to the spacer and is fixed to a second electroconductive member provided outside an image display area by a weld joining in the air-tight container. The second electroconductive member is defined with a predetermined potential.

Abstract: In a method of making a field emitter, at least one post (120) is formed on a semiconductor substrate (110). The post (120) extends upwardly from the substrate (110). The post (120) is monocrystalline with the substrate (110). A dielectric layer (130) is deposited on the substrate (110). The dielectric layer (130) defines a via (132) therethrough about the post (120). A conductive gate layer (140) is applied to the dielectric layer (130) so that the conductive gate layer (140) defines an opening that is juxtaposed with the via (132). At least one nanostructure (150) is grown upwardly from the top surface of the post (120).

Abstract: By patterning a catalyst layer in a micrometer scale and growing nanotubes on it, the emission area is formed by many small emitter islands. Each emitter island comprises finite nanotubes in a nominal density. Due to the vast amount of gaps between emitter islands, relatively more nanotubes are exposed to the edge region of the emitter, which effectively increases the average inter-spacing of nanotubes. The field shielding effect is significantly reduced this way.

Abstract: The invention relates to an electric lamp comprising a light-transmitting pear shaped lamp vessel (1) with a top part (8) and a centre part (9) in which a light source (2) is arranged in the centre part, said electric lamp provided with a light-absorbing medium (6) exhibiting a spectral transition in the visible range, at least a part of the lamp vessel (1) being provided with an interference film (5), wherein the light absorbing-medium (6) provided at the top part of the vessel (8) has an absorption, which is 1.5 to 5 times the absorption of the light-absorbing medium provided at the centre part (9) of the vessel.

Abstract: Disclosed are a phosphor, a phosphor paste, and a light-emitting device. The phosphor comprises a compound represented by the formula (1): CaaSrbEu1-a-bMgSi2O6??(1) wherein 0.4?a?0.7, 0.4?b?0.7, and a+b?0.990. The phosphor paste comprises the above phosphor and an organic compound. The light-emitting device comprises the above phosphor and an electrode.

Abstract: The invention relates to a low-pressure gas discharge lamp provided with a gas discharge vessel comprising a gas filling with a discharge-maintaining composition, wherein at least part of a wall of the discharge vessel is provided with a luminescent material comprising a first UV-B phosphor containing, in a host lattice, gadolinium(III) as an activator and praseodymium(III) as a sensitizer, which lowpressure gas discharge lamp is further provided with means for generating and maintaining a low-pressure gas discharge Such a lamp is particularly useful for narrow-band UV-B phototherapy. The invention also relates to a UV-B phosphor containing, in a host lattice, gadolinium(III) as an activator and praseodymium(III) as a sensitizer.

Abstract: Provided is a display apparatus that includes a panel assembly having a front panel and a rear panel coupled to the front panel and a plurality of discharge electrodes to which power is applied; a chassis base assembly that is combined with the panel assembly and on which a driving circuit unit is formed; a plurality of signal transmitting units that electrically connect the discharge electrodes and the driving circuit unit; and a silicon protection member which is formed on at least an end of each of the signal transmitting units to surround connection portions between the signal transmitting units and the discharge electrodes of the driving circuit unit, and comprises a silicon layer that seals the connection portions from the outside and an electromagnetic wave shielding material that is mixed in the silicon layer to block electromagnetic waves generated by the discharge electrodes or the driving circuit unit and has an electromagnetic wave shielding range from 1 to 200 dB.

Abstract: A vacuum envelope includes a pair of substrates spaced apart from each other, each of the substrates having a facing portion overlapped with the other of the substrates and a non-facing portion not overlapped with the other of the substrates, a sealing member disposed between the substrates along peripheries of the facing portions, and a plurality of fixing members disposed on the non-facing portion of at least one of the substrates and contacting a side surface of the other of the substrates.

Abstract: A vacuum envelope and an electron emission display having the vacuum envelope are provided. The vacuum envelope includes a first substrate and a second substrate facing the first substrate. A side member is disposed at peripheries of the first substrate and the second substrate. A first spacer is disposed between the first substrate and the second substrate at an active area of the vacuum envelope, and a second spacer is disposed between the first substrate and the second substrate at a non-active area of the vacuum envelope, the non-active area surrounding the active area. A height of the first spacer is greater than a height of the second spacer.

Abstract: An electron emission display is provided including first and second substrates facing each other. The second substrate has a plurality of pixel regions defined thereon. A plurality of electron emission elements are disposed on the first substrate. A phosphor screen including phosphor and black layers are formed on a surface of the second substrate. An anode electrode formed of metal is located on surfaces of the phosphor and black layers. The anode electrode includes a spaced portion corresponding to the phosphor layers and spaced apart from the phosphor screen, and includes contact portions contacting the phosphor screen, and satisfies the condition 0.05?B/A?0.8, where A indicates an area of one of said pixel regions defined on the second substrate and B denotes an area occupied by one of the contact portions in the one of said pixel regions.

Abstract: An image display device comprises a front surface substrate equipped with a phosphor screen including a phosphor layer and a light shielding layer, and a metal back layer provided by an anode electrode for allowing electrons to collide against the phosphor layer so as to excite the phosphor layer, and a rear surface substrate arranged to face the front surface substrate and having electron releasing elements arranged thereon for allowing electrons to be released toward the phosphor screen. The image display device is characterized in that an anode power supply terminal and an anode power supply wiring connected to the metal back layer are formed on the front surface substrate, the anode power supply wiring is formed closer to the front surface substrate than the metal back layer, and the anode power supply wring is connected to the metal back layer via a resistance material layer.

Abstract: The present invention suppresses color irregularities or a black spot defect by reducing mislanding of electron beams or the generation of discharge at end portions of a spacer. The spacer is arranged on scanning lines as a single member having no split portions, and the spacer has both end portions thereof positioned exceeding both sides of a display region in the lateral direction (x direction) formed of a two-dimensional arrangement of electron sources and phosphors. An anode is formed to cover a display region with a width exceeding a width of the display region in the extending direction of the scanning lines. Both end portions of the spacer in the lateral direction (x direction) are arranged at positions retracted from a width of the anode. In the lateral direction, a relationship of the width of the display region<the width of the spacer<the width of the anode is established. The phosphors are applied to stripe-like black matrix apertures which extend in the vertical direction (y direction).

Abstract: Disclosed is a novel compound which is capable of significantly improving a lifespan, efficiency, and electrochemical and thermal stabilities of an organic light emitting device, the production of the compound, and an organic light emitting device in which the compound is contained in an organic compound layer.

Abstract: An ultraviolet/blue light emitting diode (LED) having enhanced reliability and integrity. The UV and blue-light from the LED passes through a transparent material in which a phosphor material is suspended. The phosphor material redirects the emissibility of harmful UV and blue-light rays into the wavelength range of about 455 to about 475 nanometers and provides stable temperature control. Such minimizes the degradation of the transparent material prolonging the useful life of the LED.

Abstract: An organic light emitting device comprising an anode, a cathode, and an emissive layer, located between the anode and the cathode, of a host compound, a first compound capable of phosphorescent emission at room temperature, and a second compound capable of phosphorescent emission at room temperature is provided. At least 95 percent of emission from the device is produced from the second compound when an appropriate voltage is applied across the anode and cathode.

Abstract: A metal complex compound having a specific structure having a metal atom such as iridium atom, and an organic electroluminescence device which has one or more organic thin film layers including at least a light emitting layer and sandwiched between a pair of electrodes and contains the metal complex compound in at least one layer in the organic thin film layer. The organic electroluminescence device exhibits a great efficiency of light emission and has a long lifetime. The device can be obtained by the use of the novel metal complex compound.

Abstract: The present invention is a light emitting device material characterized by containing an anthracene compound represented by the following general formula (1) or general formula (3), and the present invention allows a light emitting device having high luminous efficiency and excellent durability. (R1 to R10 are a hydrogen atom, alkyl group, cycloalkyl group, heterocyclic group or the like. At least one of the R1 to R10 is a substituent represented by the following general formula (2).) (R11 to R18 are a hydrogen atom, alkyl group and cycloalkyl group. X is an oxygen atom or sulfur atom, and Y is a single bond; arylene group or heteroarylene group. Any one of the R11 to R18 is used for linking with Y, and ? is used for linking with the anthracene skeleton.) (R19 to R37 are a hydrogen atom, alkyl group, cycloalkyl group, heterocyclic group or the like. n is 1 or 2. A is a heteroarylene group or arylene group. Any one of the R19 to R27 and any one of the R28 to R37 are used for linking with A.

Abstract: The present invention is a active-driving organic EL light emission device comprising an organic EL element comprising an organic luminous medium between an upper electrode and a lower electrode, and a thin film transistor for driving this organic EL element, wherein light emitted from the organic EL element is taken out from the side of the upper electrode, and the upper electrode comprises a main electrode formed of transparent conductive material, and an auxiliary electrode formed of a low-resistance material. According to the active-driving organic EL light emission device of this structure, the numerical aperture can be made large. Additionally, the sheet resistivity of the upper electrode can be made low even if luminescence is taken out from the side of the upper electrode. Thus, it is possible to provide an active-driving organic EL light emission device making it possible to display images having a high brightness and a homogenous brightness; and a method for manufacturing the same.

Abstract: A display panel includes a first plurality of scan lines, a second plurality of scan lines, and a cell section that includes first and second electrode layers that cross form a plurality of display cells. Each cell includes a light-emitting layer which is formed between the first and second electrode layers. The panel also includes a plurality of contacts, each of which electrically couples at least one of the first or second scan lines to a corresponding one of the second electrode layers. One or more of the contacts have a dimension which is different from a dimension of one of the display cells.

Abstract: The purpose is to remove surface-defective layer existing on the surface of an anode on a CCM substrate, protect the anode surface, prevent a drive voltage of an organic EL element from rising, and maintain uniformity of luminescence. On a substrate (12) a CCM layer (14) for converting light wavelength is formed. On the CCM layer (14) an anode (16) of IZO is formed. On the anode (16) a surface protective layer (18) containing an inorganic compound is formed by an inductively coupled RF plasma support magnetron sputtering. A preferable inorganic compound is SiO2. The surface defective layer of the anode (16) can be removed by the sputtering and the state of being removed can be held by the inorganic compound. Therefore the electrical stability of the anode (16) can be maintained for a long time, thereby improving the display quality of an organic EL display (100).

Abstract: A light emitting device comprising a first electrode, a second electrode, an emissive material between the first and second electrodes and a mixing agent separate from the emissive material is disclosed. In certain examples, the mixing agent may be effective to increase a fraction of excitons formed as a singlet state.

Abstract: An organic light emitting display device and a method of manufacturing the same are disclosed. One aspect of the invention provides an organic light emitting display device including a first substrate including a pixel region in which an organic light emitting diode is formed, and a non-pixel region, the organic light emitting diode composed of a first electrode, an organic thin film layer and a second electrode; a second substrate arranged on the first substrate; a first encapsulating material provided between the first substrate and the second substrate of the non-pixel region; and a second encapsulating material provided in at least one side of the first encapsulating material and for reinforcing the first encapsulating material. The first encapsulating material includes at least one of a transparent glass layer and an opaque glass layer.

Abstract: A plasma display apparatus comprises a plasma display panel, a scan driver, a first address driver, and a second address driver. The plasma display panel includes a plurality of discharge cells corresponding to areas where at least one of a plurality of scan electrodes crosses a plurality of address electrodes. The scan driver supplies scan pulses to the plurality of the scan electrodes. The first address driver supplies data pulses to some of the plurality of the address electrodes. The second address driver receives the data pulses supplied to some of the plurality of the address electrodes and supplies data pulses to at least one of the rest address electrodes except for some of the plurality of the address electrodes.

Abstract: A flat fluorescent lamp which can be used with an LCD display includes a plurality of discharge channels. Pairs of electrodes are formed on both ends of the discharge channels. Each of the plurality of channels has an emitting section at the middle, and electrode sections on both ends thereof. A width of the electrode sections is the same as that of the emitting section. However, a height of the electrode sections is greater than a height of the emitting section, resulting in the electrode section having a cross-sectional area that is larger than that of the emitting section.

Abstract: A field emission lamp generally includes a bulb having an open end, a lamp head disposed at the open end of the bulb, an anode, and a cathode. The anode includes an anode conductive layer formed on an inner surface of the bulb, a fluorescent layer deposited on the anode conductive layer, and an anode electrode electrically connected with the anode conductive layer and the lamp head. The cathode includes an electron emission element and a cathode electrode electrically connected with the electron emission element and the lamp head. The electron emission element has an electron emission layer. The electron emission layer includes getter powders therein to exhaust unwanted gas in the field emission lamp, thereby ensuring the field emission lamp with a high degree of vacuum during operation thereof. A method for making such field emission lamp is also provided.

Abstract: An illumination device has an illumination unit which glows when current flows through a load thereof, at least one instruction unit for instructing the illumination unit to glow, a PWM signal generating unit which generates a plurality of PWM signals based on that the instruction unit instructed the illumination unit to glow, and a time difference setting unit for setting a time difference between one of the plurality of PWM signals and an other thereof based on that the instruction unit instructed the illumination unit to glow. The load of the illumination unit is divided into a plurality of portions which are respectively connected with each other in parallel and connected with the PWM signal generating unit. The plurality of PWM signals are generated for currents flowing through the plurality of divided portions of the load of the illumination unit.

Abstract: A plasma reactor for processing a workpiece includes a reactor chamber and a workpiece support within the chamber, the chamber having a ceiling facing the workpiece support, a capacitively coupled plasma source power applicator comprising a source power electrode at one of: (a) the ceiling (b) the workpiece support, and plural VHF power generators of different fixed frequencies coupled to the capacitively coupled source power applicator, and a controller for independently controlling the power output levels of the plural VHF generators so as to control an effective VHF frequency applied to the source power electrode. In a preferred embodiment, the reactor further includes a plasma bias power applicator that includes a bias power electrode in the workpiece support and one or more RF bias power generators of different frequencies coupled to the plasma bias power applicator.

Abstract: A method of processing a workpiece in the chamber of a plasma reactor includes introducing a process gas into the chamber, capacitively coupling VHF plasma source power into a process region of the chamber that overlies the wafer while inductively coupling RF plasma source power into the process region. A particular plasma ion density level is established by maintaining the total amount of plasma source power inductively and capacitively coupled into the process region at a level that provides the desired plasma ion density. The plasma ion density radial distribution in the process region is controlled by adjusting the ratio between the amounts of the (VHF) capacitively coupled power and the inductively coupled power while continuing to maintain the level of total plasma source power.

Abstract: A plasma etch reactor for plasma enhanced etching of a workpiece such as a semiconductor wafer includes a housing defining a process chamber, a workpiece support configured to support a workpiece within the chamber during processing and comprising a plasma bias power electrode. The reactor further includes a first process gas inlet coupled to receive predominantly or pure oxygen gas and a second process gas inlet coupled to receive a polymerizing etch process gas. The reactor has a ceiling plasma source power electrode including a center circular gas disperser configured to receive a process gas from the first process gas inlet and to distribute the process gas into the chamber over the workpiece, and an inner annular gas disperser centered around the center gas disperser configured to receive the process gas from the second process gas inlet and to distribute the process gas into the chamber over the workpiece through an inner plurality of injection ports.

Abstract: In a plasma generating electrode 1, at least one of opposing unit electrodes 2 includes a sheet-shaped ceramic dielectric 3 and a conductive film 4 disposed in the ceramic dielectric 3 and partially extending on the surface of the ceramic dielectric 3 opposite to the other unit electrode 2 on the end of the ceramic dielectric 3, and a conductive terminal 5 is electrically connected with the conductive film 4 extending on the surface of the ceramic dielectric 3 opposite to the other unit electrode 2 on the end of the ceramic dielectric 3. Therefore, simple and reliable electrical connection can be achieved.

Abstract: A method for handling a fluid may be incorporated into the operation of, for example, a corona discharge device and an electric power supply. Such a corona discharge device typically includes at least one corona discharge electrode and at least one collector electrode positioned proximate each other so as to provide a total inter-electrode capacitance within a predetermined range. The electric power supply is connected to supply an electric power signal to said corona discharge and collector electrodes so as to cause a corona current to flow between the corona discharge and collector electrodes. A relationship between alternating and direct (or constant, non-time varying) components of the voltage may be expressed as (Vac/Vdc)<(Iac/Idc).

Abstract: The present invention relates to an electric power saving apparatus wherein light energy is irradiated to a semiconductor device, with the light energy emitted when a voltage is supplied to a transmission line, such that the wavelengths of the electrons on the transmission line, along which a load-driving current flows are elongated, and the spin motions and vibration states of the electrons are stabilized, thereby reducing the collision of electrons in order to reduce the loss of energy, and wherein the light energy irradiated to the semiconductor device is continuously supplied thereto, by the use of an infrared ray emitting diode during operation, thereby maintaining the power saving effects with stability and continuity.

Abstract: An arc furnace power supply device with a rectifier is specified, which rectifier on its alternating voltage side can be connected with an electrical alternating voltage supply network and on its direct voltage side is connected with a direct voltage circuit. Moreover the arc furnace power supply device comprises an inverter, which inverter on its direct voltage side is connected with the direct voltage circuit and on its alternating voltage side with at least one arc electrode. For improvement of the stability and even burning of the arc the inverter is configured as an inverter that applies a rectangular alternating voltage to the arc electrode.

Abstract: A gas discharge lamp has a gas and has a cathode, an anode, and an ignition electrode. Individual discharges of a series of lamp discharges are spaced at least one millisecond from each other, and the individual discharges are generated by providing an electrical charge between the cathode and the anode and providing two or more electrical pulses to the ignition electrode. The second and following electrical pulses occur within a predetermined time of the first pulse. The electrical charge between the cathode and anode is of sufficient voltage and current to create an electrical arc between the cathode and the anode with the gas is ionized.

Abstract: A method and system for providing an output voltage greater than a voltage provided by a voltage supply in a semiconductor device are disclosed. The method and system include providing at least one oscillator and at least one voltage storage/discharge stage coupled with the at least one oscillator. The oscillator has a frequency that increases as the voltage decreases. The frequency of the oscillator determines a discharge frequency for the at least one voltage storage/discharge stage.

Abstract: A discharge lamp lighter capable of affording appropriate lighting characteristics and removing a dispersion in current of respective discharge lamps is provided. The discharge lamp lighter includes an inverter 2 for converting direct voltage into high frequency voltage, N (N: a positive integer) pieces of discharge lamps 11 to 14 and N+1 pieces of transformers T1 to T5. Between output terminals M1 and M2 of the inverter 2, an nth discharge lamp (n=1, 2, . . . , N), a primary winding of an n+1th transformer and a secondary winding of an nth. transformer are connected to each other in series. Further, a primary winding of a first transformer is connected to a secondary winding of an N+1th. transformer in series.

Abstract: A driving device for driving a lamp (L2) includes a power stage circuit (21), a transformer circuit (22), a resonance circuit (23) and a PWM controller (25). The power stage circuit converts a received direct current (DC) signal to an alternating current (AC) signal. The transformer circuit is connected to the power stage circuit, for stepping up the AC signal. The transformer circuit includes a transformer and a capacitor. The transformer has a primary winding and a secondary winding. The capacitor is connected between a high voltage terminal and a low voltage terminal of the secondary winding of the transformer. The PWM controller is connected to the power stage circuit, for controlling output of the power stage circuit.

Abstract: A power supply based on resonant converter with or without feedback is used for lamp. The output voltage waveform is high frequency (above 10 kHz) component included in a band envelope without low frequency component. Lamp brightness is proportional to lamp voltage. At low frequency (60 Hz), eye responds to brightness change by shrinking and dilating pupil and crystalline lens 60 times per second and become very tired after several hours. In the long run, the tiredness can cause eye muscles so slack that muscles can't control crystalline lens and pupil well. Thus myopia is caused and preexistent myopia will be deepened At high frequency (above 10 kHz), Eyes cannot keep pace with such high-speed brightness variation. High frequency will have no impact on people eyes muscle. It doesn't cause peoples eye tiredness. It prevents people's eyes from myopia or from myopia deepening for long run. It has dimming function.

Abstract: The method and circuit of the present invention provides short-circuit detection and protection in a discharge lamp system. The transformer's primary current is sensed and used to provide short-circuit protection of the secondary winding side or high voltage side. The system and method with the present invention provides short-circuit detection and protection even when the transformer's secondary winding is shorted.

Abstract: A portable wireless remote-controlled dimmer socket comprises a housing having a power supply outlet and a power source inlet port formed on the housing and having a remote dimmer control circuit installed inside, and the portable wireless remote-controlled dimmer socket provides both power supply function and dimmer adjustment control function convenient for a general lighting-equipment by means of plug-and-play to become having function of dimmer adjustment.

Abstract: A power supply device for a CCFL or other lamp type regulates a current output to the CCFL regardless of lamp length and/or short circuit conditions. The power supply device for a lamp comprises a voltage regulating module that receives an input voltage signal and generates an output voltage signal that is substantially constant. A voltage driving module receives the output voltage signal and a detection signal, and generates a driving voltage signal. A current limiting module receives the driving voltage signal and generates a current supply signal that is substantially constant regardless of an impedance of a load that receives the current supply signal. A detection module communicates generates the detection signal. The detection signal is indicative of a voltage across the load. The voltage driving module discontinues the driving voltage signal if the detection signal indicates that the voltage is greater than a threshold.

Abstract: A discharge lamp ballast apparatus includes a DC/DC converter having a transformer T1 and a DC/DC converter having a transformer T2, which are connected in parallel; a control section 4 for controlling the output voltages of the DC/DC converters by varying their duties with shifting the operation phases of the transformers T1 and T2 of the DC/DC converters; and a voltage-multiplier rectifier circuit having diodes 7-9 and capacitors 10-12 for generating a high voltage used for starting a discharge lamp 22 by utilizing the potential difference between the output voltages of the transformers T1 and T2.

Abstract: A lighting controller is used to independently control variable output intensity of both a first, relatively high power lighting unit and a second, relatively low power lighting unit. A control device is operable within an overall range of operation between first and second end points, for varying the light intensity output of both the first and second lighting units. The overall range of operation is divided into (i) a first range over which the intensity of the first lighting unit is varied between a first level and a second level and over which the intensity of the second lighting unit is held substantially constant at a third level, and (ii) a second range over which the intensity of the first lighting unit is held substantially constant at a fourth level and over which the intensity of the second lighting unit is varied between a fifth level and a sixth level.

Abstract: A method of providing data in a mobile terminal, which includes detecting whether or not at least one luminous element among a plurality of luminous elements included in a display of the terminal has been contacted, and controlling a luminescence of said at least one luminous element if the detecting step determines the at least one luminous element has been contacted.