10th week of 2010 patent applcation highlights part 17 |
Patent application number | Title | Published |
20100060112 | ENCODER WITH MOTOR - With a motor with an encoder of the invention, a stopper gap formed between a stopper formed on an outer circumferential surface of a hub of the encoder and a bearing cover of an anti-load side bracket is set smaller than an encoder gap to prevent that a rotating disk is made contact with a fixed slit even when an excessive force is applied to an output shaft of the motor with the encoder. | 2010-03-11 |
20100060113 | Hinged Door System for Attachment to a Display Unit - There is provided a magnetically held hinged door for a display unit. The magnetically held hinged door includes a top plastic extruded component having three parts; a flange portion having one or more magnets adapted to removably attach the hinged door to metal shelves and other metal parts of the display unit; a retaining portion comprising an inverted U-shaped channel and a plurality of gripping tabs disposed in the inverted U-shaped channel; and a flexible hinge interconnecting the flange portion and the retaining portion. The magnetically held hinged door also includes a panel having an upper end removably retained within the inverted U-shaped channel. The magnetically held hinged door swings about the flexible hinge between a first closed position and a second open position. | 2010-03-11 |
20100060114 | CABINET FOR DENTAL/MEDICAL OPERATORY - Disclosed herein is a pivoting drawer for use in cabinet. The drawer slides out obliquely and rotates such that the drawer moves from a closed position to an open position in a coordinated sliding and pivoting manner. The drawer is able to be opened while avoiding objects located in front of the drawer. The drawer is particularly useful in dental operatory cabinets where efficient use of small spaces is desired. Also disclosed herein is a cabinet useful for a medical or dental operatory that includes a cabinet frame structure that defines supply space in the cabinet and includes one or more drawers. At least one of the one or more drawers is supported by the cabinet frame structure and is movable from a closed position disposed within the drawer space to an open position outside of said frame structure. The cabinet has a first end and a second end and the drawer is slidable in an oblique fashion (i.e. oblique to a vertical cross-sectional plane between the first and second ends) and rotable about a vertical axis of the drawer. The drawer moves to an open position in a coordinately obliquely sliding and pivoting motion. | 2010-03-11 |
20100060115 | HOUSING AND METHOD MAKING THE SAME - A housing for use in a portable electronic device, comprises a base and a decorative film. The decorative film isintegrally molded with the base. The decorative film includes a surface facing away from the base. The decorative film is plastically deformed to form a plurality of spaced protrusions on the surface. | 2010-03-11 |
20100060116 | PANEL FOR DEVICES - A panel constitutes a part of an exterior of a device. The panel includes a first panel member having a first one end, and a second panel member having a second one end. At least part of the second one end is located to be overlapped with at least part of the first one end of the first panel member. The panel includes a biasing attachment that biases the overlapped parts between the first one end of the first panel member and the second one end of the second panel member in an overlap direction so as to attach the overlapped parts. | 2010-03-11 |
20100060117 | ENTERTAINMENT UNIT WITH INPUT CONNECTIONS AND SLIDING SHELVES - An apparatus comprising a connection hub having an input terminal for receiving a plurality of inputs from a plurality of component devices, and an output terminal for transferring a plurality of outputs from said connection hub to a display device. The apparatus further comprises a plurality of audio/video cables and a cable conduit coupled to the output terminal of the connection hub, wherein the audio/video cables traverse the cable conduit such that the visibility of the audio/video cables is obscured by the cable conduit. | 2010-03-11 |
20100060118 | Self-Cleaning Entry Mat - A self-cleaning entry mat is disclosed. An illustrative embodiment of the self-cleaning entry mat includes a mat housing, a grate opening provided in the mat housing, a grate seated in the grate opening and at least one collecting drawer extendable from the mat housing and positional between closed and opened positions. The collecting drawer is positioned beneath the grate opening when in the closed position. | 2010-03-11 |
20100060119 | GLOVE BOX WITH LIT SEALED CONTAINMENT - The invention relates to a glove box with a sealed containment delimited at least partially by a wall having a polycarbonate partition ( | 2010-03-11 |
20100060120 | Wheelchair accessible cabinet apparatus - A system and method for a moveable cabinet apparatus. The cabinet apparatus includes a vertical bin having a shelving arrangement. The shelving arrangement is accessible from a first side of the vertical bin, and the vertical bin has an upper position and a lower position. The upper position is vertically offset from the lower position. The method involves the vertical bin movement being controlled by activating a motor to move the vertical bin between the upper position and the lower position. Other embodiments are also disclosed. | 2010-03-11 |
20100060121 | MODULAR STORAGE UNIT FOR A CABINET - A modular storage unit for a cabinet or other support structure comprising a support structure and a storage unit movably coupled to a lateral portion of the support structure. The support structure may include a cavity with an opening thereto, the size of the cavity being sufficient to receive at least a portion of the storage unit. The storage unit may be slidably coupled to the support structure via a base member and may be rotatably coupled thereto. The storage unit may be independently rotatable about a vertical axis. | 2010-03-11 |
20100060122 | REMOVABLY SECURED, FLUSH-MOUNTED PANEL SYSTEM AND CABINET INCLUDING THE SAME - A panel system is provided that may be used to access underlying apparatus, such as utility lines underlying a dental or medical cabinet. The panel system may connect to a frame via, for example, a magnetic element. The panels may include substantially planar or smooth outwardly facing surfaces that may be readily cleaned, sanitized, or disinfected to provide an aseptic surface. The frame may be a support member on, for example, a cabinet, a cart, or a storage devices used in a dental or medical office. | 2010-03-11 |
20100060123 | Refrigerator unit compartment including a refrigeration unit - A refrigerator unit compartment including a refrigeration unit is provided with a seal, with the refrigerator unit compartment having an inclined surface at the back portion thereof, and wherein the refrigeration unit includes a plurality of adjustable elevating devices such that, after the refrigeration unit is pushed into the refrigerator unit compartment, the elevating devices are manually actuated in order to level the refrigeration unit in the refrigerator unit compartment and thereby cause compression of the seal disposed about the evaporator cool air exhaust opening and the evaporator inlet opening of the refrigeration unit. | 2010-03-11 |
20100060124 | ELEVATION ADJUSTMENT APPARATUS FOR SHELF IN REFRIGERATOR - In order to can conveniently operate the elevation of the shelf, move the shelf only by the movement of the shelf without performing the separate work in order to allow the user to move the shelf, and automatically fix the position of the shelf by means of the restoring force of the elastic member after the movement of the shelf is completed, the present invention discloses an elevation adjustment apparatus for a shelf in a refrigerator comprising an engaging guide lengthily formed up and down in the inside of the refrigerator; a shelf movably mounted up and down along the engaging guide; an engaging apparatus rotatably supported on the shelf and re-stricting the downward movement of the shelf by selectively hooking it on any position of the engaging guide by a rotation operation; and a load supporting apparatus supporting the load of the shelf at the position fixing the shelf by the engaging apparatus. | 2010-03-11 |
20100060125 | HEIGHT ADJUSTING APPARATUS OF SHELF FOR REFRIGERATOR - A height adjusting apparatus of a shelf for a refrigerator in a refrigerator having the shelf on which objects to be stored are placed and which is movable up or down to a certain height, the apparatus comprising: fixing guides formed in parallel with the movement path of the shelf; and operation levers movable along the fixing guides when the shelf is moved upwardly or downwardly, and restricted in the fixing guides to maintain the shelf at a height that the shelf is moved upwardly or downwardly when the shelf is completely moved upwardly or downwardly. | 2010-03-11 |
20100060126 | ELECTRON SOURCE AND IMAGE DISPLAY APPARATUS - There is provided an electron source according to the present invention, having a plurality of electron-emitting devices wherein each of the electron-emitting devices has a pair of electrodes, and a plurality of conductive films having respective electron emitting portions, provided between the pair of electrodes so as to be electrically connected to the pair of electrodes, the electron source including: a short-circuit suppressing film which is positioned between the plurality of conductive films and is provided on the electron-emitting device so as to be electrically connected to the pair of electrodes, and mainly contains tungsten (W) and germanium (Ge) nitride, wherein a ratio of the number of tungsten atoms to the number of tungsten and germanium atoms is 0.24 or more in the short-circuit suppressing film, surface resistivity of the short-circuit suppressing film is not less than 1×10 | 2010-03-11 |
20100060127 | VEHICULAR INFRARED IRRADIATION LAMP - A vehicular infrared irradiation lamp includes an infrared light-emitting element for projecting infrared light; a visible light-emitting element that emits visible light; and a transparent member provided at least partially adjacent to a light-emitting portion of the infrared light-emitting element. The transparent member radiates visible light received from the visible light-emitting element in a radiation direction of infrared light. | 2010-03-11 |
20100060128 | HOT CATHODE FLUORESCENT LAMP - A hot-cathode fluorescent lamp includes a pair of filament coils ( | 2010-03-11 |
20100060129 | Spacer and electron emission display having the same - A spacer disposed between first and second substrates of an electron emission display is provided. The spacer includes a main body and a heat dissipation layer formed on a side surface of the main body. | 2010-03-11 |
20100060130 | LIGHT EMITTING DIODE (LED) LIGHTING DEVICE - An LED lighting device comprises: a thermally conducting body having an at least one opening that connects with a cavity within the body and a plurality of LEDs mounted in thermal communication with a face of the body and positioned around the opening. One or more passages pass through the body from the cavity to an outer surface of the body and are configured such that in operation air moves through the cavity by thermal convection thereby to provide cooling of the body. Each passage is configured in a direction that extends in a direction at an angle of about 45° to a line that is parallel with the axis of the body toward the outer surface of the body away from the face. The body can be configured such that its outer surface has a form factor resembling an incandescent light bulb or halogen reflector lamp. | 2010-03-11 |
20100060131 | LED BULB STRUCTURE HAVING INSERTION END, AND/OR HEAT DISSIPATION ELEMENT, AND/OR HEAT-AND-ELECTRICITY SEPARATED ELEMENT - An LED bulb structure having an insertion end includes a first electrically conducting pin, a second electrically conducting pin having a die pad at an end thereof, and an LED unit electrically connected to the first electrically conducting pin and the second electrically conducting pin through a first leading wire and a second leading wire, respectively, and a cap enclosing the above-mentioned components and leaving part of the first electrically conducting pin and the second electrically conducting pin exposed thereoutside. The first and second electrically conducting pins are adapted to form bayonet connections. An LED bulb structure having a heat dissipation element has the heat dissipation element attached to the pin portions of the electrically conducting pins. An LED bulb structure having a heat-and-electricity separated element further has a thermally conducting pin. | 2010-03-11 |
20100060132 | LED ILLUMINATING DEVICE - An LED illuminating device includes an optical part having a light source therein, an electrical part and a heat dissipation part. The electrical part includes a rear shell and a circuit board electrically connecting with the light source. The heat dissipation part includes a hollow front shell having a rear end secured with the rear shell, a heat sink and a cooling fan arranged in the front shell. The front shell defines a plurality of first and second air holes. The heat sink includes a solid base and a plurality of fins. The light source is thermally connected with the base. An airflow produced by the cooling fan is introduced into the front shell via the first air holes. The airflow flows then towards the heat sink and finally flows out of the front shell via the second air holes. | 2010-03-11 |
20100060133 | VARIABLE DISPLAY STRUCTURE - A variable display structure having a first transmission layer that transmits only a first wavelength light and a second transmission layer that transmits only a second wavelength light are provided on a base layer. The variable display structure displays a first shape or a second shape, depending on the wavelength of emitted light. A first light adjustment layer located at overlapping portions where the first shape and the second shape overlap with each other, and a second light adjustment layer to cover the entire layer face of the base layer, are further formed on the base layer. The transmission characteristics of the second light adjustment layer are the same as the transmission characteristics of the first transmission layer. | 2010-03-11 |
20100060134 | METHOD FOR PRODUCING LIQUID-CRYSTALLINE POLYESTER RESIN COMPOSITION - The present invention provides a method for producing a liquid-crystalline polyester resin composition, the method comprising providing a twin-screw extrusion granulator that comprises a cylinder provided with at least one supply port and two screws installed in the cylinder; supplying (A) a liquid-crystalline polyester and (B) a titanium oxide filler into the cylinder through one of the at least one supply port; and melt-kneading the components (A) and (B), wherein a cylinder setting temperature is set at a temperature of (Tm−10)° C. or lower wherein Tm is a fluidization temperature of the component (A). | 2010-03-11 |
20100060135 | SPACER CONFIGURED TO PREVENT ELECTRIC CHARGES FROM BEING ACCUMULATED ON THE SURFACE THEREOF AND ELECTRON EMISSION DISPLAY INCLUDING THE SPACER - A spacer, disposed between first and second substrates of an electron emission display, includes a main body, a resistive layer arranged on a side surface of the main body, a secondary electron emission preventing layer arranged on the resistive layer, and a diffusion preventing layer arranged between the resistive layer and the secondary electron emission layer. The diffusion preventing layer prevents interdiffusion between the resistive layer and the secondary electron emission preventing layer. | 2010-03-11 |
20100060136 | CATHODE FOR ELECTRON EMISSION - A cathode for electron emission, comprising a heating device ( | 2010-03-11 |
20100060137 | ELECTRON BEAM APPARATUS - It aims to improve electron emission efficiency in an electron beam apparatus which includes laminated electron-emitting devices. To achieve this, there are provided an insulating member which has a concave portion on its surface, a cathode which is positioned astride a side surface of the insulating member and an inner surface of the concave portion, a gate which is positioned opposite to the cathode, and a protruding portion which is formed on the gate. In this constitution, the low potential surface of the cathode which is positioned inside the concave portion is inclined to the side of the gate from the entrance toward the interior of the concave portion. | 2010-03-11 |
20100060138 | LOW-PRESSURE DISCHARGE LAMP COMPRISING MOLECULAR RADIATOR AND ADDITIVE - In a low-pressure gas discharge lamp provided with a gas discharge vessel comprising a gas filling with a discharge-maintaining composition comprising a) a molecular radiator compound, b) hydrogen as an additive and c) a buffer gas, which low-pressure gas discharge lamp is further provided with means for generating and maintaining a low-pressure gas discharge, the addition of hydrogen comes up with the following advantages: an increase of plasma efficiency and a decrease of the cold spot temperature at which optimum efficiency is achieved. | 2010-03-11 |
20100060139 | MATERIAL FOR FORMING PROTECTIVE LAYER, METHOD OF PREPARING THE MATERIAL, AND PDP COMPRISING THE PROTECTIVE LAYER - Disclosed is a material for forming a protective layer, a protective layer employing the material and a PDP with the protective layer. Unlike conventional protective layers which employ MgO created in conditions of pressurized artificial gas, the instant protective layer uses MgO created by heating Mg and allowing it to oxidize naturally in air. The result is MgO with fewer defects that is more effective as a protective layer in many uses, such as in a PDP. The instant MgO also shows many specific spectral characteristics and contains impurities in amounts of less than about 2 ppm each. Also disclosed is a PDP which takes advantage of the advantages of the inventive protective layer. | 2010-03-11 |
20100060140 | FLAT PANEL DISPLAY APPARATUS AND METHOD FOR MANUFACTURING THE SAME - In a flat panel display apparatus, a cathode panel having a surface on which a plurality of electron-emitting regions is disposed and an anode panel having a surface on which a plurality of phosphor regions is disposed are provided so that the above two surfaces face each other with a distance provided therebetween, the phosphor regions are covered with an anode, and the anode has a three-layer laminate structure including a first aluminum layer, a second aluminum oxide layer, and third aluminum layer laminated in that order from a phosphor region side. | 2010-03-11 |
20100060141 | ELECTRON BEAM DEVICE AND IMAGE DISPLAY APPARATUS USING THE SAME - In an electron beam device employing an electron-emitting device in which a gate and a cathode are provided to sandwich a recess portion formed on an insulating member, electrons are scattered after the collision against the gate and then extracted, it is made possible to easily obtain stable electron emission characteristics and also to prevent the electron-emitting device from being deteriorated or being fractured due to overheating even when an excessive heat has been generated. The electron-emitting device includes the cathode having a protrusion | 2010-03-11 |
20100060142 | PLANE EMISSION DEVICE - In a plane emission device comprising a transparent substrate ( | 2010-03-11 |
20100060143 | Color stabilized light source having a thermally conductive luminescent element and a light emitting diode - A color stabilized light source has a thermally conductive luminescent element in conjunction with a light emitting diode. A thermal pathway through the LED allows the thermally conductive luminescent element to maintain its output level even at high flux levels. | 2010-03-11 |
20100060144 | TRI-COLOR WHITE LIGHT LED LAMP - The invention relates to a tri-color lamp for generating white light comprising a phosphor composition comprising a phosphor of general formula (Ba | 2010-03-11 |
20100060145 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display is provided. The organic light emitting display comprises: a substrate; an anode that is positioned on the substrate; a sub-anode that is positioned on the anode and that is formed with a metallic oxide and nickel (Ni); an organic light emitting layer that is positioned on the sub-anode; and a cathode that is positioned on the organic light emitting layer. | 2010-03-11 |
20100060146 | LIGHT EMITTING MATERIAL AND LIGHT EMITTING DIODE DEVICE - A light emitting material includes a polyfluorene derivative having a liquid crystal side group is provided. The polyfluorene derivative has a chemical structure as described in structure 1: | 2010-03-11 |
20100060147 | ORGANIC LIGHT EMITTING DISPLAY - The present invention provides an organic light emitting display (OLED). The OLED includes a substrate, a first electrode arranged on a subpixel area of the substrate, an organic light emitting layer arranged on the first electrode, and a second electrode arranged on the organic light emitting layer, which extends to a non-subpixel area. An auxiliary electrode that is connected to the second electrode is arranged on the substrate, thereby the auxiliary electrode applies a same voltage as that of the second electrode. | 2010-03-11 |
20100060148 | ORGANIC LIGHT EMITTING DIODE DISPLAY - The present invention relates to an organic light emitting device. The organic light emitting device comprises a first pixel displaying a first color, a second pixel displaying a second color, a third pixel displaying a third color, and a white pixel displaying a white color according to an embodiment of the present invention, wherein each of the first, second, third, and white pixels comprises a transflective member, a pixel electrode disposed on the transflective member, an organic light emitting member disposed on the pixel electrode, and a common electrode disposed on the organic light emitting member, wherein the first pixel further comprises a first light path control member disposed under the common electrode, and a portion of the white pixel comprises a white light path control member disposed under the common electrode. | 2010-03-11 |
20100060149 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting display includes a base substrate, a driving transistor arranged on the base substrate, a first electrode electrically connected to the driving transistor, an organic light emitting layer arranged on the first electrode to generate a light, a second electrode arranged on the organic light emitting layer, an opposite substrate facing the base substrate and including micro-lenses to disperse the light generated by the organic light emitting layer, and a sub-electrode arranged on at least one of the micro-lenses, the sub-electrode making contact with the second electrode to be electrically connected to the second electrode. | 2010-03-11 |
20100060150 | CYCLIC SILOXANE COMPOUND, ORGANIC ELECTROLUMINESCENCE DEVICE, AND USE OF THE SAME - The present invention provides a compound that can be readily purified and an organic EL device having a luminescent layer including the compound. In particular, the present invention provides a cyclic siloxane compound represented by Formula (1) below: | 2010-03-11 |
20100060151 | ORGANIC ELECTROLUMINESCENT DEVICE AND INDOLE DERIVATIVE - An organic electroluminescent device is provided and includes: a pair of electrodes; and at least one organic layer between the pair of electrodes, the at least one organic layer including a light-emitting layer containing a light-emitting material. The at least one organic layer includes at least one layer containing an indole derivative represented by formula (1). | 2010-03-11 |
20100060152 | PHENANTHROLINE COMPOUNDS AND ELECTROLUMINESCENT DEVICES USING THE SAME - In OLEDs, improved efficiency is obtained by using compounds of formula [Ar](CH═CH—R | 2010-03-11 |
20100060153 | ORGANIC ELECTROLUMINESCENCE DEVICE, METHOD FOR MANUFACTURING THE SAME, AND ELECTRONIC APPARATUS - An organic electroluminescence (EL) device having a light-emitting element including an organic luminescent layer provided between a positive electrode and a negative electrode, the organic EL device includes; a metal-containing layer disposed on the organic luminescent layer, provided between the organic luminescent layer and the negative electrode, and including an alkali metal or an alkali earth metal with a work function of 2.9 eV or lower; and an electron-transporting layer disposed on the metal-containing layer, provided between the metal-containing layer and the negative electrode, and including a low molecular weight compound for transportation of electrons, the low molecular weight compound having no repetitive molecular units formed by polymerization, wherein the organic luminescent layer includes of a luminescent macromolecular compound (polymer). | 2010-03-11 |
20100060154 | Benzoxazole Derivative, and Light-Emitting Element, Light-Emitting Device, and Electronic Device Using Benzoxazole Derivative - Disclosed is a novel benzoxazole derivative which has high excitation energy, particularly high triplet excitation energy, and is a bipolar substance. A benzoxazole derivative represented by the following General Formula (G1) is provided. | 2010-03-11 |
20100060155 | Organic Semiconductor Material and Light-Emitting Element, Light-Emitting Device, Lighting System, and Electronic Device Using the Same - Disclosed is a novel organic semiconductor material which has a twisted quaterphenylene skeleton as a central unit and simultaneously possesses a skeleton having an electron-transporting property and a skeleton having a hole-transporting property at the terminals of the quaterphenylene skeleton. Specifically, the organic semiconductor material has a [1,1′:2′,1″:2″,1′″]quaterphenyl-4-4′″-diyl group, and one of the terminals of the [1,1′:2′,1″:2″,1′″]quaterphenyl-4-4′″-diyl group is bonded to a skeleton having an electron-transporting property such as a benzoxazole group or an oxadiazole group. A skeleton having a hole-transporting property such as diarylamino group is introduced at the other terminal. This structure allows the formation of a compound having a bipolar property, a high molecular weight, an excellent thermal stability, a large band gap, and high triplet excitation energy. | 2010-03-11 |
20100060156 | DISPLAY APPARATUS - A display apparatus includes a substrate; a plurality of pixels arranged above the substrate, each including a plurality of sub-pixels emitting light of different colors; a circularly polarizing member disposed above the pixels, the transmittance of light of a selected color through the circularly polarizing member being higher than that of light of the other colors therethrough; and a light-absorbing member disposed only above the sub-pixels, emitting light of the non-selected colors. The light-absorbing member absorbs light of the selected color. | 2010-03-11 |
20100060157 | PHOSPHOR LAYER ARRANGEMENT FOR USE WITH LIGHT EMITTING DIODES - Phosphor layer arrangement for use with light emitting diodes. In an aspect, a light emitting diode apparatus is provided that includes a least one light emitting diode, an encapsulation covering the at least one light emitting diode, a lens having a phosphor layer formed upon a bottom surface, the lens positioned to cover at least part of the encapsulation, and an air gap between the phosphor layer and the encapsulation. In an aspect, a light emitting diode lamp is provided that includes a package, a least one light emitting diode, an encapsulation covering the at least one light emitting diode, a lens having a phosphor layer formed upon a bottom surface, wherein the lens is positioned to cover at least part of the encapsulation, and an air gap between the phosphor layer and the encapsulation. | 2010-03-11 |
20100060158 | ORGANIC EL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - An organic EL display panel which does not impair a sealing effect and ensures a smooth edge portion when individual organic EL display panels are separated from a mother panel on which a plurality of organic EL display panels are formed is provided. A mother panel is formed by adhering a mother element substrate and a mother sealing substrate by way of an adhesive material sheet. In separating the mother panel into individual organic EL display panels, laser beams are radiated to the mother panel along separation lines so as to lower an adhesive strength of the adhesive material sheet at such portions. Thereafter, scribing is applied to the mother panel along the separation lines. Due to such a constitution, it is possible to realize an organic EL display panel without lowering a sealing effect and ensuring smooth appearance. | 2010-03-11 |
20100060159 | DISCHARGE LAMP - To provide a flickerless discharge lamp which can remove hydrogen by a simple and safe means even if the lamp is a large discharge lamp with high pressure when lit, the discharge lamp has a pair of electrodes and a hydrogen getter ( | 2010-03-11 |
20100060160 | HALOGEN BULB - The invention relates to a halogen bulb comprising two filaments that are located ( | 2010-03-11 |
20100060161 | HALOGEN INCANDESCENT LAMP - The invention relates to a halogen incandescent lamp for motor vehicle headlamps with two incandescent filaments ( | 2010-03-11 |
20100060162 | MATERIAL FOR FORMING BARRIER RIBS, BARRIER RIBS FORMED USING THE MATERIAL AND PDP COMPRISING THE BARRIER RIBS - Provided is a material for forming barrier ribs, barrier ribs formed using the material, and a PDP comprising the barrier ribs. The material is photosensitive and made from a glass frit composition which is environmentally friendly (no Pb or Bi) and also prevents light scattering. The primary component of the glass frit is P | 2010-03-11 |
20100060163 | PLASMA DISPLAY PANEL - A plasma display panel includes a front panel including a substrate, a display electrode formed on the substrate, a dielectric layer formed to cover the display electrode, and a protective layer formed on the dielectric layer; and a rear panel disposed facing the front panel so that discharge space is formed, and including an address electrode formed in a direction intersecting the display electrode and a barrier rib partitioning the discharge space. The protective layer is formed by forming a base film made of MgO on the dielectric layer and attaching a plurality of aggregated particles of a plurality of metal oxide crystal particles to the base film so that the aggregated particles are distributed over the entire surface, the base film includes Si as a material impurity, and a Si concentration in the base film is more than 0 ppm and not more than 10 ppm. | 2010-03-11 |
20100060164 | METHOD FOR BONDING CERAMIC TO METAL AND CERAMIC ARC TUBE WITH CERAMIC TO METAL BOND - A lamp includes a discharge vessel comprising a body portion defining a discharge space and leg members extending therefrom. Electrode assemblies include conductors carried by bores of the respective leg members. At least one of the conductors is bonded directly to the respective leg member within the bore, without the need for a sealing material, to form an airtight seal. Electrodes are electrically connected to the conductors and extend into the discharge vessel. An ionizable fill is sealed within the vessel. | 2010-03-11 |
20100060165 | METAL HALIDE LAMP - The invention provides a metal halide lamp | 2010-03-11 |
20100060166 | PLASMA DISPLAY PANEL - There is provided a plasma display panel in which a front plate and a rear plate are disposed opposite to each other, a side of a tubular exhaust pipe is disposed in the vicinity of a fine hole provided in the rear plate using a tablet serving as sealant formed of frit glass, peripheries of the front plate and the rear plate and the exhaust pipe are sealed with the sealant in order to form a discharge space, and the discharge space is ventilated and discharge gas is filled into the discharge space through the exhaust pipe. The rear plate and the exhaust pipe are sealed by a sealed part obtained by melting a tablet made of amorphous frit glass not containing lead, and a stress working on the sealed part is a tension in the direction of the rear plate and the direction of the exhaust pipe. | 2010-03-11 |
20100060167 | Lamp - A lamp with a quartz electrodeless bulb has a ceramic wave guide with a central void, in which the bulb is accommodated. The wave guide is rectangular. The central void is centered on a central longitudinal plane of the wave guide, normal to front and back faces of the wave guide and equally spaced from end faces. Parallel with the central void and also on the central plane are two further voids for respective antennae. The central void is open through the front face for egress of light, but the antenna voids are not open in this face. The latter is metalised to inhibit egress of microwave energy from the wave guide. | 2010-03-11 |
20100060168 | High-Pressure Discharge Lamp with an Improved Starting Capability, as Well as a High-Voltage Pulse Generator - A spiral pulse generator is used to start the high-pressure discharge lamp, and is accommodated directly in the outer bulb of the lamp. The spiral pulse generator uses a material with a matched ∈ and μ. | 2010-03-11 |
20100060169 | VEHICLE HEADLAMP APPARATUS AND CONTROL METHOD THEREOF - A vehicle headlamp apparatus is provided. The vehicle headlamp apparatus includes a first lamp configured to selectively produce a first high beam light distribution pattern and an infrared light distribution pattern, a second lamp configured to selectively produce a second high beam light distribution pattern and a low beam light distribution pattern, a vehicle detector which detects a vehicle running ahead, and a condition-dependent selection controller which controls the first and second lamps. The condition-dependent selection controller controls the second lamp to produce the low beam light distribution pattern when the vehicle detector detects a vehicle and to produce the second high beam light distribution pattern when the vehicle detector detects no vehicle. The condition-dependent selection controller controls the first lamp to produce the infrared light distribution pattern, irrespective of whether the vehicle detector detects a vehicle. | 2010-03-11 |
20100060170 | Low leakage current LED drive apparatus with fault protection and diagnostics - An LED drive apparatus includes a microprocessor having a configurable input/output port, a FET current control transistor, and a diagnostic interface circuit. The diagnostic interface circuit includes a transistor having an input coupled to a junction between the FET and the LED, and an output coupled to an input of the FET. The microprocessor input/output port is coupled to the input of the FET for turning the LED ON and OFF and performing fault protection and diagnostics. At each desired transition of the LED, the microprocessor configures its input/output port as an output and momentarily sets the output state to achieve the desired transition, then re-configures the input/output port to determine the conduction state of the diagnostic interface circuit transistor, and determines an output fault status of the drive apparatus based on the determined conduction state. | 2010-03-11 |
20100060171 | Method and Apparatus for Maintaining Constant Color Temperature of a Fluorescent Lamp - A system to allow a fluorescent lamp to be dimmed or otherwise improve color performance of the lamp while maintaining a constant spectral distribution. In one embodiment, the lamp will dim in light output and not shift in color temperature. An LED array is positioned under a fluorescent lamp such that its light injects back into the lamp that part of the color spectrum that diminishes as a fluorescent lamp dims. The LED array is positioned centrally along the underside of the lamp. The light from the LED is never directly visible but shines through the lamp; the lamp acting as a diffuser. The brightness level of the LEDs can be determined as a preset level relative to a predetermined dim setting or can be regulated through an electronic monitoring sensor. The monitoring could evaluate the shift in color spectrum and or intensity and render the appropriate injection of light spectrum to maintain a constant unwavering color temperature. | 2010-03-11 |
20100060172 | Hollow Planar Illuminating Apparatus - A light reflection surface member ( | 2010-03-11 |
20100060173 | Wireless lighting system for staircases and passageways - The invention discloses an illumination system having a first proximate detector with a first zone detector, which is capable of detecting the passing of a human body. Also part of the proximate detector is a first transmitter that is capable of sending a signal upon the activation of the first zone detector. The invention also has a first staircase illuminator capable of illuminating a first staircase area. Once the first zone detector is activated, the first transmitter sends a signal to a receiver on a second staircase illuminator, which is capable of illuminating a second staircase area. A second zone detector is included that is capable of detecting the passing of a human body, which also causes a second transmitter to send a signal to a receiver on the first staircase illuminator or any other staircase illuminator that is part of the illumination system. Included also is the second staircase illuminator that is capable of illuminating the second staircase area. Therefore, briefly, when a person passes near the first proximate detector, the first zone detector is activated and a signal is sent from the first transmitter to the receiver, causing the receiver to direct the second staircase illuminator to illuminate the second staircase area, while the first staircase area is being illuminated by the first staircase illuminator. By the same token, when a person passes near the second proximate detector, the second zone detector is activates and a signal is sent from the second transmitter to the receiver on a third staircase illuminator, which triggers an illumination of a third staircase area, or back to the receiver on the first staircase illuminator. The process of transmitting, receiving and illuminating may continue for as long as there are devices within the illumination system that have not yet been illuminated. | 2010-03-11 |
20100060174 | METHOD OF AND DEVICE FOR CONTROLLING SHED LIGHTING - A method of, and a device for controlling a shed lighting, and a shed provided therewith. To support daylight, lamps are switched on, but only in the case when the measured intensity is too low and, moreover, the time in which the daylight intensity could become sufficient is too short to achieve a desired period of time with a minimum light intensity. This saves energy and service life of lamps. | 2010-03-11 |
20100060175 | Apparatus, Method and System for Providing Power to Solid State Lighting - An apparatus, method and system are disclosed for supplying power to a load such as a plurality of light emitting diodes. An exemplary apparatus comprises a primary module, a first secondary module couplable to a first load, and a second secondary module couplable to a second load. The primary module comprises a transformer having a transformer primary. The first secondary module comprises a first transformer secondary magnetically coupled to the transformer primary, and the second secondary module comprises a second transformer secondary magnetically coupled to the transformer primary, with the second secondary module couplable in series through the first or second load to the first secondary module. When energized by a power source, the first secondary module has a first voltage polarity and is couplable in a series with the first load configured to have an opposing, second voltage polarity, which substantially offset each other to provide a comparatively low resultant voltage level. | 2010-03-11 |
20100060176 | DISPLAY APPARATUS - A display apparatus, including an active matrix substrate with an array of multiple pixel circuits, each having a light emitting element, a drive transistor connected to the light emitting element to apply a drive current to the light emitting element, a capacitor element connected between a gate terminal and the source terminal of the drive transistor, and a selection transistor connected between the gate terminal of the drive transistor and a data line through which a predetermined data signal flows, in which the drive transistor is an n-type thin film transistor having a current characteristic in which a drive current at a gate-source voltage Vgs=0V corresponds to an average drive current Idavr. | 2010-03-11 |
20100060177 | LOAD DRIVING APPARATUS - The load driving apparatus according to the present invention includes a load current setting signal generating section, a load current generating section, a reference voltage generating section and a drive voltage generating section. The load current setting signal generating section generates a desired load current setting signal. The load current generating section generates a load current based on the load current setting signal to drive the load. The reference voltage generating section generates a reference voltage based on the load current setting signal. The drive voltage generating section generates a drive voltage, supplies the drive voltage to the load, generates a between-both-terminals voltage between both terminals of the load current generating section based on the drive voltage and controls the drive voltage so that the difference between the between-both-terminals voltage and the reference voltage becomes small. | 2010-03-11 |
20100060178 | METHOD AND APPARATUS FOR MAXIMIZING THE SUSTAINABLE FLASH OF A HANDHELD PORTABLE ELECTRONIC DEVICE - A method and apparatus for maintaining a maximum sustained flash current over the whole length of a flash using a programmable current drive in a handheld portable device powered by a battery. The method involves measuring the battery voltage before and after a flash is initiated and calculating the equivalent series resistance (ESR) of the battery. The calculated ESR is then used to adjust the flash current. The process may be repeated to correct for errors in the flash current. | 2010-03-11 |
20100060179 | ELECTRONIC BALLAST HAVING A PARTIALLY SELF-OSCILLATING INVERTER CIRCUIT - An electronic ballast for driving a gas discharge lamp comprises an inverter circuit that operates in a partially self-oscillating manner. The inverter circuit comprises a push-pull converter having a main transformer having a primary winding for producing a high-frequency AC voltage, semiconductor switches electrically coupled to the primary winding of the main transformer for conducting current through the primary winding on an alternate basis, and gate drive circuits for controlling the semiconductor switches on a cycle-by-cycle basis. The drive circuits control (e.g., turn on) the semiconductor switches in response to first control signals derived from the main transformer, and control (e.g., turn off) the semiconductor switches in response to second control signals received from a control circuit. The control circuit controls the semiconductor switches in response to a peak value of an integral of an inverter current flowing through the inverter circuit. | 2010-03-11 |
20100060180 | CIRCUIT ARRANGEMENT FOR IGNITING AND OPERATING A DISCHARGE LAMP - A circuit arrangement for igniting and operating a gas discharge lamp having a half-bridge arrangement, which acts as a step-down inverter in quasi-resonant mode, a lamp inductor and a resonance capacitor that form a resonant circuit, and having an ignition transformer whose secondary winding is connected on the one hand to a lamp electrode and is connected on the other hand to the tie point between the lamp inductor and resonance capacitor, wherein the primary winding of the ignition transformer is connected with its first end to the tie point between the lamp inductor and resonance capacitor, and with its second end to the tie point of two series connected diodes, the first diode being connected to the power supply unit, and the second diode being connected to circuit ground. | 2010-03-11 |
20100060181 | AC LED DIMMER AND DIMMING METHOD THEREBY - The disclosure relates to an AC LED dimmer and dimming method thereof. The AC LED dimmer includes a rectifier receiving AC voltage from an AC voltage source and full-wave rectifying the AC voltage; a direct current (DC)/DC converter receiving the full-wave rectified voltage from the rectifier, generating a full-wave rectified stepped-up voltage, and generating a pulse enable signal; a pulse width modulation controller receiving the full-wave rectified stepped-up voltage and generating a pulse width modulation signal to dim an AC LED in response to the pulse enable signal; a switch driving the AC LED under control of the pulse width modulation signal, and an electromagnetic interference (EMI) filter to be connected between the AC voltage source and the switch to eliminate electromagnetic interference from the AC voltage source. Accordingly, the dimmer can perform an efficient and linear dimming function and suppress harmonics. | 2010-03-11 |
20100060182 | Lighting source with low total harmonic distortion - A low THD lighting system is disclosed. The lighting system includes a first lighting module and a second lighting module connected parallel to the first lighting module. During each AC cycle the first lighting module conducts current for a first portion of the cycle and the second lighting module conducts current for a second portion of the cycle. When combined, the total current drawn from the power source substantially tracks the shape of the applied AC voltage. Accordingly, there is minimal distortion, and low total harmonic distortion level is achieved. | 2010-03-11 |
20100060183 | Metal Halide Discharge Lamp and Metal Halide Discharge Lamp System - [Problems] To provide a metal halide discharge lamp essentially not having mercury that is lighted stably so that a discharge arc is corrected into the straight state against the gravity induced convection using an acoustic resonance phenomenon, and a metal halide discharge lamp system for lighting the same. | 2010-03-11 |
20100060184 | METHOD AND SYSTEM FOR OPERATING A GAS DISCHARGE LAMP - In an application of a gas discharge lamp (La) arranged at a relatively large distance from its driving lamp driver circuit, parasitic capacitances (C | 2010-03-11 |
20100060185 | LIGHTING DEVICE WITH MULTIPLE PRIMARY COLORS - The invention relates to a lighting device ( | 2010-03-11 |
20100060186 | MEASUREMENT CIRCUIT FOR AN ELECTRONIC BALLAST - An electronic ballast for driving a gas discharge lamp comprises a measurement circuit for measuring a lamp current flowing through the lamp and a lamp voltage produced across the lamp. The ballast comprises a first winding magnetically coupled to a main transformer of an inverter circuit, and a second winding magnetically coupled to a resonant inductor of a resonant tank circuit. The first and second windings are coupled in series electrical connection to generate a voltage representative of the magnitude of the lamp voltage. The ballast further comprises a current transformer having primary windings coupled in series with the electrodes of the lamp. The measurement circuit integrates the current conducted through secondary windings of the current transformer only during every other half-cycle of the lamp voltage to generate a control signal representative of the magnitude of the lamp current that is in-phase with the lamp voltage. | 2010-03-11 |
20100060187 | HYBRID LIGHT SOURCE - A hybrid light source comprises a high-efficiency lamp, for example, a fluorescent lamp, and a low-efficiency lamp, for example, a halogen lamp. A control circuit individually controls the amount of power delivered to each of the high-efficiency lamp and the low-efficiency lamp, such that a total light output of the hybrid light source ranges throughout a dimming range from a minimum total intensity to a maximum total intensity. The high-efficiency lamp is turned off and the low-efficiency lamp produces all of the total light intensity of the hybrid light source when the total light intensity is below a transition intensity. The low-efficiency lamp is controlled such that the correlated color temperature of the hybrid light source decreases as the total light intensity is decreased below the transition intensity. The hybrid light source is characterized by a low impedance throughout the dimming range. | 2010-03-11 |
20100060188 | LIGHTING CONTROL CIRCUIT - The present invention is directed to an LED light system that comprises a control circuit that operates on a pair of 1.5 volt batteries but which generates an operational voltage in excess of 3.0 volts. The lighting system includes a boost circuit that raises the operational voltage of the system to 5.0 volts, and an output circuit connected to a plurality of LEDs that controls their function. | 2010-03-11 |
20100060189 | LED DRIVER CIRCUIT - An emergency-lighting device for operating a light-source, in particular an LED, comprises an energy storage unit, a charging circuit, to be supplied with a mains supply voltage (U | 2010-03-11 |
20100060190 | LIGHT-EMITTING DIODE DRIVING CIRCUIT - A light-emitting diode driving circuit includes an AC/DC converting circuit for converting an AC power source into a DC power source; a switching element having an input contact connected to the AC/DC converting circuit; a control unit for outputting a control signal to the switching element at a set frequency to turn on or turn off the switching element, wherein a first resistor is disposed between a power contact thereof and the input contact of the switching element; a second resistor for enabling the control unit to detect a half-cycle voltage of the DC power source; a capacitor having a first end connected to the power contact, and a second end connected to a ground contact of the control unit; and an inductor having a first end connected to the ground contact and the second end of the capacitor, and a second end connected to a light-emitting diode. | 2010-03-11 |
20100060191 | ELECTRIC-DISCHARGE-LAMP LIGHTING APPARATUS - An electric-discharge-lamp lighting apparatus including: an inverter that converts a DC voltage to a high-frequency voltage; an insulating transformer for low voltage with a primary winding connected to an output end of the inverter; and a plurality of step-up transformers. In the electric-discharge-lamp lighting apparatus, a first series circuit formed by connecting primary windings of the plurality of step-up transformers in series to one another is connected to a secondary winding of the insulating transformer. In addition, one or more electric discharge lamps are connected respectively to secondary windings of the step-up transformers. | 2010-03-11 |
20100060192 | Circuit for Driving Light Sources and Related Method - A circuit for supplying a light source (L) such as a high flux (HF) LED with Pulse Width Modulation (PWM) dimming capability includes: a rectifier ( | 2010-03-11 |
20100060193 | METHOD AND CIRCUIT ARRANGEMENT FOR INCREASING THE DIELECTRIC STRENGTH OF METAL OXIDE TRANSISTORS AT LOW TEMPERATURES - A method and circuit arrangement for increasing the dielectric strength of at least one metal oxide transistor at low temperatures is described. Various embodiments include heating the metal oxide transistor prior to the application of a voltage in the vicinity of a breakdown voltage of the metal oxide transistor. | 2010-03-11 |
20100060194 | EXTERNAL MICROCONTROLLER FOR LED LIGHTING FIXTURE, LED LIGHTING FIXTURE WITH INTERNAL CONTROLLER, AND LED LIGHTING SYSTEM - An LED lighting system ( | 2010-03-11 |
20100060195 | LIGHT SOURCE AND LIGHT IRRADIATING DEVICE - A light source and a light irradiating device are provided to efficiently regulate a biological rhythm of a user without changing a color temperature of illumination light, an average color-matching index (Ra) or both. The light irradiating device is comprised of a blue emitter ( | 2010-03-11 |
20100060196 | DEVICE FOR PROTECTING AGAINST PARASITES - The invention relates to a device for protecting against pests, especially in piping systems conveying water, utility lines, and/or ambient air, for example within the water delivery system and/or sewer system of buildings. Said invention enables the inside of a piping system to be illuminated in an energy-saving manner, such that any pests that are normally averse to light will recoil from the light source. | 2010-03-11 |
20100060197 | Inspection Lamp with Interchangeable LED Light Source Module - An inspection lamp includes a housing with an external opening providing access to a socket having an electrical contact, an interchangeable light source module including a tab adapted to be inserted into the opening and received into the socket, the tab including a mating electrical contact for making an electrical connection with the electrical contact of the socket, the light source module including at least one light emitting diode, and a switch for controlling the light emitted by the light source module. | 2010-03-11 |
20100060198 | LED Lamp and Method for Producing a LED Lamp - A lamp provided with at least two LEDs of substantially the same colour and at least one driver for feeding each of said LEDs, wherein said at least one driver is adapted to feed said at least two LEDs during operation of the lamp at a different power level such that the largest difference in colour temperature of any pair of said LEDs during operation is less than the largest difference in colour temperature of any pair of said LEDs if being fed at an equal operational power level. | 2010-03-11 |
20100060199 | ILLUMINATION POI - An illumination poi is provided, comprising light emitters and light waveguides optically coupled to the light emitters. In some embodiments, the light waveguides are optical fibers. A microchip light controller, associated with the light emitters, varies the light entering the optical fibers, and facilitates spectacular light pattern upon rotation of the illumination poi in the dark. | 2010-03-11 |
20100060200 | ELECTRONIC BALLAST HAVING A SYMMETRIC TOPOLOGY - An electronic ballast for driving a gas discharge lamp having first and second electrodes comprises an inverter circuit and a symmetric resonant tank circuit for minimizing the RFI noise produced at the electrodes of the lamp. The inverter circuit receives a substantially DC bus voltage generates a high-frequency AC voltage. The symmetric resonant tank circuit comprises a split resonant inductor having first and second windings magnetically coupled together. The first and second windings electrically coupled between the respective electrodes of the lamp and the inverter circuit. The symmetric resonant tank further comprises first and second capacitors coupled in series electrical connection between the electrodes of the lamp with the junction of the first and second capacitors coupled to the DC bus voltage at the input of the inverter circuit. | 2010-03-11 |
20100060201 | METHOD OF CONTROLLING A BALLAST FOR A HIGH INTENSITY DISCHARGE LAMP AND RELATED SYSTEM - A method of controlling a ballast for a high intensity discharge (HID) lamp and related system. The method includes setting initial operating parameters of the ballast to turn on the HID lamp, generating starting transient electric characteristic values of the HID lamp by measuring actual electric parameters at a predetermined time during a transient process after the HID lamp is turned on, searching stored data for a rated power corresponding to the starting transient electric characteristic value range of the HID lamp after determining that the starting transient electric characteristic value is within stored starting transient electric characteristic value ranges of the HID lamp, and searching the stored data for a corresponding ballast operating parameter, to allow the HID lamp to operate in the corresponding rated power, and realize that a single ballast can be adapted to and control the HID lamps to operable in their respective specific rated power. | 2010-03-11 |
20100060202 | Lighting System with Lighting Dimmer Output Mapping - A system and method map dimming levels of a lighting dimmer to light source control signals using a predetermined lighting output function. The dimmer generates a dimmer output signal value. At any particular period of time, the dimmer output signal value represents one of multiple dimming levels. In at least one embodiment, the lighting output function maps the dimmer output signal value to a dimming value different than the dimming level represented by the dimmer output signal value. The lighting output function converts a dimmer output signal values corresponding to measured light levels to perception based light levels. A light source driver operates a light source in accordance with the predetermined lighting output function. The system and method can include a filter to modify at least a set of the dimmer output signal values prior to mapping the dimmer output signal values to a new dimming level. | 2010-03-11 |
20100060203 | OMNI VOLTAGE DIRECT CURRENT POWER SUPPLY - A battery operated LED lighting apparatus including: a battery outputting a battery voltage; a light emitting diode or array of light emitting diodes; and a power supply including a boost regulating circuit. The power supply being in communication with the battery and the light emitting diodes such that a constant voltage or constant current is supplied to the light emitting diodes as the battery discharges and the battery voltage falls below the output voltage. In a preferred embodiment the power supply further includes a buck regulator to maintain the proper output voltage when the battery voltage is greater than the output voltage. | 2010-03-11 |
20100060204 | POWER SUPPLY UNIT HAVING DIMMER FUNCTION AND LIGHTING UNIT - In a power supply unit, if a dimmer rate is changed within a range of k | 2010-03-11 |
20100060205 | OPTICAL ELECTRICAL SYSTEM IN PACKAGE FOR LED BASED LIGHTING SYSTEMS - Packaged semiconductor electronic device to be individually positioned and coupled to peripheral electronic devices, the package comprising a light emitting semiconductor device (D | 2010-03-11 |
20100060206 | FAST ELECTROMAGNET DEVICE - A fast electromagnet device ( | 2010-03-11 |
20100060207 | COMPACT ACCELERATOR FOR MEDICAL THERAPY - A compact accelerator system having an integrated particle generator-linear accelerator with a compact, small-scale construction capable of producing an energetic (˜70-250 MeV) proton beam or other nuclei and transporting the beam direction to a medical therapy patient without the need for bending magnets or other hardware often required for remote beam transport. The integrated particle generator-accelerator is actuable as a unitary body on a support structure to enable scanning of a particle beam by direction actuation of the particle generator-accelerator. | 2010-03-11 |
20100060208 | Quarter-Wave-Stub Resonant Coupler - A linac system having at least two linac structures configured to operate with a resonant coupler. The linac structures and the resonant coupler resonate at the same frequency, are in close proximity, and designed for a relative phase of 0° or 180°. The coupling between the resonant coupler and the linac structures is achieved by slots between the linac structures and the resonant coupler, which allow the magnetic fields of the linac structures to interact with the magnetic field of the resonant coupler. The relative size of the slots determines the relative amplitude of the fields in the linac structures. There are three modes of oscillation, a 0 mode, wherein the linac structures and the resonant coupler are excited in phase, a π/2 mode, wherein the linac structures are excited out of phase and the resonant coupler is nominally unexcited, and the π mode, wherein the linac structures and the resonator coupler are excited out of phase. | 2010-03-11 |
20100060209 | RF ACCELERATOR METHOD AND APPARATUS USED IN CONJUNCTION WITH A CHARGED PARTICLE CANCER THERAPY SYSTEM - The invention comprises a radio-frequency accelerator method and apparatus used in conjunction with multi-axis charged particle radiation therapy of cancerous tumors. An RF synthesizer provides a low voltage RF signal, that is synchronized to the period of circulation of protons in the proton beam path, to a set of integrated microcircuits, loops, and coils where the coils circumferentially enclose the proton beam path in a synchrotron. The integrated components combine to provide an accelerating voltage to the protons in the proton beam path in a size compressed and price reduced format. The integrated RF-amplifier microcircuit/accelerating coil system is operable from about 1 MHz, for a low energy proton beam, to about 15 MHz, for a high energy proton beam. | 2010-03-11 |
20100060210 | METHOD AND APPARATUS FOR AUTOMATICALLY IDENTIFYING ELECTRICAL PARAMETERS IN A SENSOR-LESS PMSM - A method and apparatus for determining electrical parameters for commissioning a sensor-less permanent magnet synchronous machine uses knowledge of the rotor position to apply balanced pulses along the rotor magnet axis and perpendicular to the rotor magnet axis allowing measurement of q- and d-inductance at multiple current levels without substantial rotor movement. | 2010-03-11 |
20100060211 | Inverter Control Apparatus And Motor Drive System - An inverter control apparatus that controls a three-phase inverter which transforms a direct-current voltage into an alternating three-phase voltage, the inverter control apparatus includes: a voltage command vector generation portion that generates a first voltage command vector for specifying a vector of a voltage to be applied to a three-phase load that is connected to the inverter; a voltage command vector correction portion that in performing overmodulation with the inverter, corrects the first voltage command vector by setting a limit onto a coordinate-axis component of the first voltage command vector on an ab coordinate system to generate a second voltage command vector, wherein the inverter is so controlled that a voltage depending on the second voltage command vector is applied to the load, and the ab coordinate system is a coordinated system that depending on a phase of the first voltage command vector with respect to a predetermined fixed axis on a two-dimensional fixed coordinate system, rotates in stepwise fashion for every 60 degrees in electrical angle with respect to the fixed coordinate system. | 2010-03-11 |