43rd week of 2008 patent applcation highlights part 20 |
Patent application number | Title | Published |
20080258582 | Switching Flap Device - An actuating device for actuators, such as switching, throttle or swirl flaps, in internal combustion engines for motor vehicles comprises a shaft connected with an actuating motor. The shaft is connected with an actuator, such as a switching flap or the like. In a predetermined position relative to the shaft two pin-type magnets are arranged and preferably connected with a partly toothed gearwheel. When the shaft is rotated, the pin-type magnets move relative to a preferably fixed magnetic field sensor. The magnetic field sensor is a linear Hall sensor. Provision of a linear Hall sensor allows three different shaft positions to be determined. The positions are the two shaft positions defined by the pin-type magnets in which the magnets are arranged opposite the Hall sensor, and a position in which the location of the pin-type magnets does not allow the Hall sensor to detect a magnetic field. In the latter position the linear Hall sensor has a defined bridge voltage. | 2008-10-23 |
20080258583 | Electric Machine Comprising a Claw-Pole Stator and Claw-Pole Stator Metal Sheet - The invention relates to an electric machine comprising a rotor, a claw-pole stator ( | 2008-10-23 |
20080258584 | MOTOR AND CONTROL CIRCUIT THEREOF - A control circuit of a motor includes at least two sensor chips and at least two winding sets. The sensor chips are electrically connected to each other, and each of the winding sets has a first winding and a second winding. The first end of the first windings and the first end of the second windings are electrically connected to each other, and the second end of the first windings and the second end of the second windings are electrically connected to the sensor chips correspondingly. In addition, a motor having the control circuit is also disclosed. | 2008-10-23 |
20080258585 | RESOLVER - A resolver rotor for a variable reluctance resolver includes a plurality of axially stacked rotor pieces. The rotor pieces are jointly fitted into one body. In the fitting of the rotor pieces, deformed portions are provided between a center of the radial thickness of the resolver rotor and a side surface thereof which is opposite to a stator-side surface thereof. The number of deformed portions is the same as that of projecting poles of the resolver rotor. The deformed portions are arranged at circumferential positions of peaks of the respective projecting poles. At those positions, concave portions are provided on the side surface to receive deformations caused by fitting the rotor pieces together. Thus, the stator-side surface of the resolver rotor is less affected by fitting of the rotor pieces together, preventing a reduction in the detection accuracy of the resolver. | 2008-10-23 |
20080258586 | DUAL-USE TOWEL PRODUCT - A towel product that has dual functions is provided. The towel product includes a series of stacked towels sandwiched between a first support plate and a second support plate. The first support plate, stacked towels, and second support plate are all encased in an outer wrapper. In some cases, the towel product serves as a stand-alone product. In other cases, the towel product serves as an insert to be placed inside of a towel-dispensing container. The first support plate aids in the product's insert functions when placed inside of a towel-dispensing container and the second support plate aids the product's stand-alone functions. | 2008-10-23 |
20080258587 | Width-Adjustable Board Storage Frame and Assembly Method for the Same - In an adjustable board storage frame, a fixed side plate | 2008-10-23 |
20080258588 | Cabinet | 2008-10-23 |
20080258589 | FURNITURE SYSTEM ENCLOSING ENTERTAINMENT ELECTRONICS IN RANGE OF WIDTHS - An entertainment center includes a base that expands horizontally to accommodate different width home theater displays; and, a light bridge that rests on top of one or more cabinets placed on either side of the base. The side cabinets provide a vertical column of open space for accommodating wiring among the entertainment system components and ventilation for heat generated by those components. The base includes casters to facilitate moving the base in and out from between the side cabinets. Sliding portions of the base extend horizontally yet continue to transfer all load weight onto the casters. The front woodwork of the base presents a pleasing seamless appearance as a consequence of overlapping trim pieces. | 2008-10-23 |
20080258590 | Color Matching for Display System for Shops - A color identifying display system having alighting surface ( | 2008-10-23 |
20080258591 | Collapsible Combination Cabinet - A combination cabinet includes a main body, a plurality of bottom boards, a plurality of back boards, a resting board, a top board, and a connecting seat. The main body includes two upright side boards, a plurality of sliding boards, and a plurality of front boards. Thus, the main body is folded to have a flat shape and all parts of the combination cabinet are folded and detached before assembly, so that the combination cabinet has a smaller volume, thereby facilitating packaging, storage and transportation of the combination cabinet. In addition, the combination cabinet is assembled and disassembled easily and quickly without needing aid of any hand tool, thereby facilitating a user assembling and disassembling the combination cabinet. | 2008-10-23 |
20080258592 | Pull-out guide system for drawers - Pull-out guide system ( | 2008-10-23 |
20080258593 | EXPANDABLE DRAWER ORGANIZER - Embodiments of an expandable drawer organizer for segregating articles within a drawer are disclosed. Each embodiment utilizes at least one tray maintained in slidable agreement with another a tray, providing for the expandable drawer organizer to be varied to approximate the dimensional constraints of the subject drawer. Each embodiment further employs a locking mechanism for securing the associated trays in a user dictated predetermined position. Additional embodiments utilizing various arrangements of an expandable partition that may be arranged in unique configurations within the various trays is also disclosed. Several embodiments having retainers for further limiting the movement of the expandable drawer organizer within the drawer are also presented. Several embodiments are also disclosed and claimed that seek to more exactly retain various utensils i.e. cutlery, in one such embodiment additional storage is provided in a hidden compartment. | 2008-10-23 |
20080258594 | Method of attaching rail pulls to existing kitchen or bathroom cabinets having previously installed knobs or pulls - European-style long rail pulls are installed on cabinet doors to replace previously installed knobs or short handles on such cabinet doors. Standoff devices are used to rigidly secure the European-style rail pulls while covering unsightly holes left exposed after removal of the knobs from the cabinet doors. The standoff device is a generally cylindrical body have a flat bottom surface and a bore aligned with the exposed holes on the cabinet doors, and an upper surface shaped and sized to securely grip the long rail about its circumference. | 2008-10-23 |
20080258595 | FURNITURE SYSTEM ENCLOSING ENTERTAINMENT ELECTRONICS IN RANGE OF WIDTHS - An entertainment center includes a base that expands horizontally to accommodate different width home theater displays; and, a light bridge that rests on top of one or more cabinets placed on either side of the base. The side cabinets provide a vertical column of open space for accommodating wiring among the entertainment system components and ventilation for heat generated by those components. The base includes casters to facilitate moving the base in and out from between the side cabinets. Sliding portions of the base extend horizontally yet continue to transfer all load weight onto the casters. The front woodwork of the base presents a pleasing seamless appearance as a consequence of overlapping trim pieces. | 2008-10-23 |
20080258596 | SEAMLESS REFRIGERATOR LINER AND PROCESS FOR MANUFACTURING SAME - A process for manufacturing a seamless refrigerator liner involves providing a plastic refrigerator box liner having an opening providing access to the interior thereof and a flange around each opening. A casing is positioned over the liner, the casing having an opening corresponding to the opening in the liner such that the flange of the liner opening extends through the casing opening. The flange is heated such that it melts and conforms to the shape of the casing opening thereby forming a seamless joint. | 2008-10-23 |
20080258597 | Water-Filter Mounting Structure for Refrigerator - The present invention relates to a water-filter mounting structure for a refrigerator. A water-filter mounting structure for a refrigerator according to the present invention comprises a filter receiving section provided below a dispenser that is mounted at a door for selectively opening and closing a storage space and discharges water or ice to the outside; and a water filter mounted in the filter receiving section to purify water supplied from a water supplying source. According to the present invention, there are advantages in that it is possible to minimize reduction in a storage capacity, loss in cold air and damage to the water filter and to improve product compatibility. | 2008-10-23 |
20080258598 | Heat Exchange Enhancement - A heat exchange device that includes a structural section and a thin layer of material attached to a surface of the structural section. The thin layer of material has a thickness less than 100 microns. The combination of the structural section and the thin layer of material has a higher thermal transfer coefficient than the structural section alone, the thermal transfer coefficient representing an ability to exchange thermal energy with an ambient gas. | 2008-10-23 |
20080258599 | Field emission cathode and method for fabricating the same - A field emission cathode includes a conductive substrate and a carbon nanotube film disposed on a surface of the conductive substrate. The carbon nanotube film includes a plurality of successive and oriented carbon nanotube bundles parallel to the conductive substrate, the carbon nanotubes partially extrude from the carbon nanotube film. A method for fabricating the field emission cathode includes the steps of: (a) providing a conductive substrate; (b) providing at least one carbon nanotube film, the carbon nanotube film including a plurality of successive and oriented carbon nanotube bundles joined end to end, the carbon nanotube bundles parallel to the conductive substrate, and (c) disposing the at least one carbon nanotube film to the conductive substrate to achieve the field emission cathode. | 2008-10-23 |
20080258600 | High-Frequency, High-Voltage Electron Switch - A high-frequency, high-voltage electron switch includes an electron source, a steering mechanism, a mask or anode plate, and a target. The electron source produces a beam of electrons with a voltage of at least about 1 kV that impinges upon the anode plate. The steering mechanism scans the electron beam across the anode plate at a scanning frequency of at least about 10 MHz. A hole or aperture is provided in the anode plate that allows the electron beam to pass through and produce a pulsed, high-voltage current in the target with a very high-frequency repetition rate and a very fast rise time. The pulsed, high-voltage current produced in the target can be used to cause a high-voltage source to turn on and off. | 2008-10-23 |
20080258601 | Device for Generating Uvc Radiation - A device for generating ultraviolet radiation by means of an excimer discharge, which device is equipped with an at least partly UV-transparent discharge vessel whose discharge space is filled with a gas filling, with means for triggering and maintaining an excimer discharge in the discharge space, and with a luminescent material that contains a phosphor comprising a host lattice of general formula ( | 2008-10-23 |
20080258602 | PHOSPHOR, METHOD OF PRODUCING THE SAME, AND LIGHT EMITTING APPARATUS - There are provided a phosphor which is a divalent europium-activated oxynitride phosphor substantially represented by General formula (A): Eu | 2008-10-23 |
20080258603 | Color display device - A color display device ( | 2008-10-23 |
20080258604 | SYSTEMS AND METHODS FOR LIGHT ABSORPTION AND FIELD EMISSION USING MICROSTRUCTURED SILICON - Methods and systems for absorbing infrared light, and for emitting current are described. A sample, such as a sample containing mainly silicon, is microstructured by at least one laser pulse to produce cone-like structures on the exposed surface. Such microstructuring enhances the infrared absorbing, and current emission properties of the sample. | 2008-10-23 |
20080258605 | Transparent Electroconductive Layered Structure, Organic Electroluminescent Device Using the Same Layered Structure, Method For Producing the Same Layered Structure, and Method For Producing the Same Device - Disclosed is an organic EL device comprising a transparent electroconductive anode layer which is formed by a simple coating method that enables film formation at a low temperature, which organic EL device is free from electrical short circuit between the transparent electroconductive anode layer and a cathode layer. Also disclosed is a transparent electroconductive layered structure used for manufacturing such an organic EL device. The transparent electroconductive layered structure is characterized by comprising a flat and smooth substrate, a transparent electroconductive anode layer which is formed on the substrate by a coating method and mainly composed of conductive particles, and a transparent substrate joined to the transparent electroconductive anode layer via an adhesive layer. The transparent electroconductive layered structure is also characterized in that the flat and smooth substrate can be separated from the transparent electroconductive anode layer. | 2008-10-23 |
20080258606 | Light Emitting Device - A light-emitting device comprising: an anode; a cathode; and a light emitting region situated between the anode and the cathode, the light emitting region comprising an exciton generating layer and a phosphorescent layer, the exciton generating layer comprising an organic material, wherein the organic material of the exciton generating layer generates singlet and triplet excitons and emits light by fluorescent emission from the singlet excitons and the phosphorescent layer accepts the triplet excitons from the exciton generating layer and emits light by phosphorescent emission from the triplet excitons. | 2008-10-23 |
20080258607 | Active matrix organic light emitting diode display - A unit pixel of a display includes a driver circuit, a memory circuit and a current controller. The driver circuit is configured to drive a light emitting device. The memory circuit is coupled to the driver circuit, and is configured to store image data for the unit pixel. The current controller circuit is coupled to the driver circuit, and configured to control a current flowing through at least a portion of the driver circuit such that the driver circuit drives the light emitting device with a constant or substantially constant current. | 2008-10-23 |
20080258608 | ORGANIC ELECTRO-LUMINESCENT DISPLAY AND METHOD FOR FORMING THE SAME - An organic electro-luminescence display comprises a substrate having a first and second surface, a plurality of micro-lens formed on the first surface, and a plurality of pixels with sub-pixels formed on the second surface. Particularly, the distance between the sub-pixels within any two adjacent pixels is substantially greater than that between the sub-pixels within the same pixel. | 2008-10-23 |
20080258609 | ORGANIC LIGHT-EMITTING DEVICE AND METHOD FOR PRODUCING THE SAME - The present invention provides an organic light-emitting device including a substrate and a plurality of organic light-emitting elements formed on the substrate, wherein the plurality of the organic light-emitting elements include a first organic light-emitting element which emits a light of a first emission color, and a second organic light-emitting element which emits a light of a second emission color different from the first emission color; each of the organic light-emitting elements has a first electrode having a light reflection layer and a transparent conductive layer, an organic compound layer containing a light-emitting layer, and a second electrode as a light extraction electrode, in mentioned order on the substrate; the light reflection layer of the first organic light-emitting element is formed between the substrate and the transparent conductive layer; the light reflection layer of the second organic light-emitting element is formed between the transparent conductive layer and the organic compound layer; and a thickness of the transparent conductive layer of the first organic light-emitting element is the same a thickness of the transparent conductive layer of the second organic light-emitting element. | 2008-10-23 |
20080258610 | Light-Emitting Element, Light-Emitting Device, and Electronic Appliance - The cluster is formed in such a way that two molecules of arylamine compounds in each of which two arylamines each having one phenyl group and two aryl groups bonded with a nitrogen atom form a bisphenyl bond through the respective phenyl groups are arranged in parallel, thereby forming a dimolecular body and that the dimolecular body is coordinated to metal oxide. The light-emitting element has a layer including the cluster. A manufacturing method thereof includes the steps of vaporizing simultaneously metal oxide and an arylamine compound in which two arylamines each having one phenyl group and two aryl groups bonded with a nitrogen atom form a bisphenyl bond through the respective phenyl groups under vacuum and solidifying simultaneously the vaporized metal oxide and arylamine compound. | 2008-10-23 |
20080258611 | ORGANIC ELECTROLUMINESCENT STRUCTURE AND METHOD OF MAKING THE SAME - An organic electroluminescent structure has a first electrode, a first primary color luminescent patterned layer disposed on the first electrode, a second primary color luminescent patterned layer disposed on the first electrode, a third primary color luminescent and electron transport layer disposed on the first electrode, the first primary color luminescent patterned layer and the second primary color luminescent patterned layer, and a second electrode disposed on the third primary color luminescent and electron transport layer. | 2008-10-23 |
20080258612 | ORGANIC LIGHT EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic light emitting device including an anode having a high light transmissivity and a controllable work function, and allowing for a high degree of freedom for selection of a cathode, and a method of manufacturing the same. The anode of the organic light emitting device includes a first layer. The first layer includes a first metal oxide, and a second metal oxide differing from the first metal oxide and doped into the first metal oxide. The cathode faces the anode, and an organic layer including an emission layer between the anode and the cathode. | 2008-10-23 |
20080258613 | ORGANIC ELECTROLUMINESCENCE DEVICE - An electroluminescence device including an anode, a cathode, and an emitting layer interposed between the anode and the cathode, in which the emitting layer contains a host, a first dopant, and a second dopant, a luminous intensity of the first dopant is twelve times as great as a luminous intensity of the second dopant or greater, a content of the second dopant is 0.001% by mass to 0.5% by mass, and the emitting layer is formed by a coating process. | 2008-10-23 |
20080258614 | POLARIZER AND ORGANIC LIGHT EMITTING DISPLAY APPARATUS COMPRISING THE POLARIZER - A polarizer includes a base and a plurality of grids arranged on a surface of the base parallel to one another. Each of the grids comprises an intermediate layer and a semi-transmissive metal layer that reflects a part of external light incident thereon and transmits a part of the external light incident thereon. The semi-transmissive metal layer and the intermediate layer are alternately deposited to include at least two semi-transmissive metal layers. The thicknesses of the semi-transmissive metal layers increases in a direction in which the semi-transmissive metal layer is disposed away from the external light. An organic light emitting display apparatus includes the polarizer and has improved contrast and brightness. | 2008-10-23 |
20080258615 | PHOSPHORESCENT OLED WITH MIXED ELECTRON TRANSPORT MATERIALS - An OLED device comprising, in sequence, an anode, a light-emitting layer that comprises a phosphorescent light-emitting organometallic compound, a hole-blocking layer, and a cathode, and between the hole-blocking layer and the cathode, a further layer containing a mixture of a first compound that is a tetracene compound that has the lowest LUMO value of the compounds in the layer, in an amount greater than or equal to 10% and less than 90% and a second compound that is a low voltage electron transport material, exhibiting a higher LUMO value than the first compound in an amount less than or equal to 90% and more than 10%. | 2008-10-23 |
20080258616 | ELECTROLUMINESCENT ELEMENT - The main object of the present invention is to provide a method for producing an EL element for realizing the high luminous efficiency, the high light takeout efficiency, the simplicity of the production process, and the formation of highly fine patterns. In order to achieve the above-mentioned object, the present invention provides a method for producing an EL element wherein at least one organic EL layer constituting the EL element is patterned by the use of a photolithography method. | 2008-10-23 |
20080258617 | Organic electroluminescence device and manufacturing method therefor - An organic EL device in accordance with the invention has a structure in which a first electrode, a light-emitting layer, and a second electrode are formed on a substrate in this order, and light from the light-emitting layer is emitted to an exterior of the device via the second electrode. | 2008-10-23 |
20080258618 | DISPLAY PANEL - A display panel for an organic light emitting display including a plurality of anode electrodes and a cathode electrode that is supplied with a predetermined voltage and includes a first portion facing the anode electrodes and a second portion receiving the predetermined voltage and having a different cross section than the first portion. A plurality of light emitting members is arranged between the anode electrodes and the cathode electrode, and a conductive line transmits the predetermined voltage and contacts the second portion of the cathode electrode. | 2008-10-23 |
20080258619 | Photomultiplier Tube with Least Transit Time Variations - Single-channel photomultiplier tube ( | 2008-10-23 |
20080258620 | Vibration resistent, energy efficient lamp - A vibration resistant, energy efficient lamp ( | 2008-10-23 |
20080258621 | Plasma display panel - A plasma display panel includes a front substrate, a rear substrate positioned in parallel to the front substrate to form a discharge space therebetween, a plurality of barrier rib units disposed between the front substrate and the rear substrate to partition discharge cells, and a plurality of discharge electrodes to discharge the discharge cells. Each barrier rib unit may include a rib in a horizontal direction and a rib in a vertical direction so that a thickness of the barrier rib in the horizontal direction is larger than a thickness of the barrier rib in the vertical direction. | 2008-10-23 |
20080258622 | HIGH-PRESSURE DISCHARGE LAMP, LIGHTING METHOD AND LIGHTING DEVICE FOR HIGH-PRESSURE DISCHARGE LAMP, HIGH-PRESSURE DISCHARGE LAMP DEVICE, AND LAMP UNIT, IMAGE DISPLAY DEVICE AND HEADLIGHT DEVICE - In a high-pressure discharge lamp that includes a bulb formed from a light emitting part having a discharge space therein and a pair of sealing parts connected to the light emitting part, and an electrode pair disposed within the discharge space, a section of a proximity conductor is wound substantially spirally around one of the sealing parts within a predetermined range from the light emitting part, while the remaining section of the proximity conductor crosses over the light emitting part and is electrically connected to the electrode nearer the other sealing part. By initiating a discharge after applying a high-frequency voltage of 1 kHz to 1 MHz to a high-pressure mercury lamp having this structure, the breakdown voltage can be suppressed to at least 8 kV. | 2008-10-23 |
20080258623 | Low Pressure Discharge Lamp Comprising a Metal Halide - A low-pressure gas discharge lamp provided with a gas discharge vessel comprising a gas filling with a discharge-maintaining composition comprising a discharge maintaining compound selected from the group formed by the compounds of aluminum, gallium, indium and thallium, an additive selected from the group of elemental zinc, cadmium and mercury and a buffer gas, which low-pressure gas discharge lamp is further provided with means for generating and maintaining a low-pressure gas discharge. | 2008-10-23 |
20080258624 | BOWTIE DEFLECTOR CAVITY FOR A LINEAR BEAM DEVICE - A resonant cavity with a bowtie shape supports an electromagnetic field used to deflect the trajectory of an electron beam passing through the cavity. The short transit time of the beam across the gap maintains the cavity fields at near-optimal phase, improving interaction efficiency even for relatively low-energy beams. High interaction impedance ensures good drive-power-to-deflection conversion efficiency. The uniform field achieved across the gap enforces uniform deflection across the beam profile to maintain beam quality. Multiple bowtie cavities can be arranged to allow arbitrary two-dimensional deflections. | 2008-10-23 |
20080258625 | METHOD AND APPARATUS FOR INTERACTION WITH A MODULATED OFF-AXIS ELECTRON BEAM - An output circuit for a microwave tube is provided that has generally high interaction impedance for good efficiency, has high average power capability, and is physically large for a given operating frequency. The output circuit is designed to operate in conjunction with an off-axis, bunched electron beam. Electromagnetic fields are applied to the region in which the electron beam propagates to impart an azimuthal velocity to the bunched electron beam. The electron bunches then interact synchronously with a resonant output structure to excite radio-frequency modes from which energy can be extracted and applied to a load. | 2008-10-23 |
20080258626 | Organic EL display device - The present invention allows an organic EL display device to perform display with high definition by reducing an area of each pixel forming a display region of the display device. A drive TFT for driving an organic EL element, a storage capacitance connected with a gate of the drive TFT, and a switching TFT connected to a scanning line are used in common by pixels arranged adjacent to each other in the lateral direction and hence, areas occupied by these circuit elements per one pixel can be reduced whereby the pixel can be made small. Further, a data line for supplying a video signal and a power source line for supplying an electric current to the organic EL elements can be used in common by the pixels arranged adjacent to each other and hence, the number of data lines and the number of power source lines can be halved thus reducing an area of the pixel. Due to such a constitution, the present invention acquires an organic EL display device capable of performing display with high definition. | 2008-10-23 |
20080258627 | Frequency tunable resonant cavity for use with an electrodeless plasma lamp - A plasma lamp is described with resonant frequency tuning capability and associated methods for tuning. One tuning method allows plasma lamp manufacturer to set the frequency of lamps to several discrete predetermined values. For example, most lamps that are near the center of a frequency distribution can be tuned to a nominal value such as 918.7 MHz. Other frequencies can also be tuned to increase manufacturing yield and improve lamp performance. | 2008-10-23 |
20080258628 | Light Emitting Diode Emergency Lighting Methods and Apparatus - An LED based emergency lighting system is described. Unlike a typical approach in which one lighting system provides normal ambient lighting and a second different system provides auxiliary emergency lighting, a common integrated system can be satisfactorily employed. | 2008-10-23 |
20080258629 | APPARATUS AND METHOD FOR EXTRACTING POWER FROM AND CONTROLLING TEMPERATURE OF A FLUORESCENT LAMP - An apparatus and method are provided for extracting power from and controlling temperature of a fluorescent lamp. The apparatus includes a magnetic structure having a magnetic core and a power extraction winding disposed at least partially around the magnetic core. The magnetic core is sized and configured to surround at least a portion of the fluorescent lamp having plasma current passing therethrough when the fluorescent lamp is powered ON. When the fluorescent lamp is powered ON, with the magnetic core surrounding the portion of the fluorescent lamp, plasma current of the fluorescent lamp forms a primary winding of a transformer defined by the magnetic structure and plasma current of the fluorescent lamp passing therethrough. Power is magnetically coupled via the transformer from the plasma current of the fluorescent lamp to the power extraction winding of the magnetic structure for use in powering a device to be coupled thereto. | 2008-10-23 |
20080258630 | Light String Lamp Bypass Device - A light string lamp bypass device is comprised of a plug and a conducting member. The plug is shaped and sized to releasably fit within a lamp socket of the light string. The conducting member is attached to the plug. It is shaped, sized and positioned upon the plug such that the conducting member is electrically connected to the socket terminals, is positioned below the top surface of the plug and is positioned between the socket terminals when the plug is inserted into the lamp socket. The impedance of the conducting member substantially matches the impedance of an operating lamp within a lamp socket of the light string. A section of a light string may be darkened by replacing its lamps with the device. A typical use is for the darkening of a section of a light string connecting two decorated bushes. | 2008-10-23 |
20080258631 | Light-adjusting and current-limiting control circuit - A light-adjusting and current-limiting control circuit for a lamp includes a sampling circuit formed of a manganese-copper line or a current transformer, a power circuit provided with resistors, capacitors, diodes, a Varistor and a zener diode, a signal adjusting circuit composed of diodes, resistors, a varistor, triacs and capacitors, and a control output circuit having a thyristor, diodes, a relay and an LED. The control output circuit can be replaced with a light-adjusting input circuit, a chip processor control circuit, a zero-crossing detection circuit and a two-way silicon controlled rectifier control output circuit | 2008-10-23 |
20080258632 | METHOD FOR DRIVING A LIGHT SOURCE, LIGHT SOURCE DRIVING CIRCUIT THEREOF, LIGHT SOURCE ASSEMBLY HAVING THE LIGHT SOURCE DRIVING CIRCUIT AND DISPLAY APPARATUS HAVING THE SAME - A method of driving a light source driving circuit includes: applying driving signals, each having a reference frequency different than the reference frequency of other driving signals, to respective color light sources, each emitting a color light; generating a sensing signal based on a sensed mixed light emitted from the color light sources; filtering the sensing signal based on the reference frequency of each of the driving signals; generating color signals corresponding to each of the color light sources based on the filtered sensing signal; outputting light quantity control signals based on the color signals; and controlling a duty ratio of each of the driving signals based on the light quantity control signals to apply the driving signals, each having the controlled duty ratio, to the color light sources to control a quantity of the color light emitted from each of the color light sources. | 2008-10-23 |
20080258633 | BUILDING OPTIMIZATION SYSTEM AND LIGHTING SWITCH - A building optimization system for optimizing an environment of a building is disclosed. The building optimization system includes a number of building optimization switches for controlling the environment of a corresponding space in a building according to a plurality of operation modes. The environment at least includes first and second lighting banks. Each building optimization switch includes first and second lighting controls for manually operating corresponding first and second lighting banks, and a wireless transceiver for receiving input signals from and transmitting environment data to a master controller via a wireless communication network. Each building optimization switch further includes logic responsive to input signals from the first and second lighting controls, and/or the master controller via the wireless receiver for controlling the first and second lighting banks, and a graphical display screen adapted to display a graphical user interface by which an occupant of the building can program the building optimization switch and receive data related to each of the plurality of operation modes. | 2008-10-23 |
20080258634 | DIGITAL CONTROLLED MULTI-LIGHT DRIVING APPARATUS - A digital controlled multi-light driving apparatus of the invention is for driving and controlling at least one AC-driven light and at least one DC-driven light. The digital controlled multi-light driving apparatus includes at least one first oscillation step-up circuit for driving the AC-driven light, at least one second oscillation step-up circuit for driving the DC-driven light; and a digital control circuit. The digital control circuit has a digital switching signal generating circuit and a multiplex feedback-control calculating circuit. The digital switching signal generating circuit connects to each of the first oscillation step-up circuit and the second oscillation step-up circuit and generates a first set of digital switching signals and a second digital switching signal respectively to the first oscillation step-up circuit and the second oscillation step-up circuit. The multiplex feedback-control calculating circuit has a control-calculating unit and an A/D converting unit. The control-calculating unit controls the digital switching signal generating circuit, and controls a phase and a duty cycle of one of the first set of the digital switching signals and the second digital switching signal generated by the digital switching signal generating circuit according to digital feedback signals from the A/D converting unit. The A/D converting unit converts feedback signals from the AC-driven light and the DC-driven light into the digital feedback signals, respectively. The first oscillation step-up circuit and the second oscillation step-up circuit are controlled according to the first set of digital switching signals and the second digital switching signal, respectively. | 2008-10-23 |
20080258635 | PLASMA DISPLAY AND DRIVING APPARATUS THEREOF - A plasma display is provided. The plasma display includes a plasma display panel (PDP) having first electrodes, second electrodes, and third electrodes; a power supply for supplying a first voltage, a second voltage and a third voltage; a driving circuit for driving at least one of the first electrodes; and a controller for controlling the driving of the first driving circuit. The first driving circuit includes: a first photo coupler and a second photo coupler for generating signals corresponding to logic signals from the controller; a scan integrated circuit (IC) configured to selectively apply the third voltage that is lower than either the first voltage or the second voltage; a buffer for delivering the first signal and the second signal to the scan IC; and a reset circuit for driving the buffer when the first voltage is higher than a fourth voltage. | 2008-10-23 |
20080258636 | LED DRIVER WITH CURRENT SINK CONTROL AND APPLICATIONS OF THE SAME G - A backlight system for use in an LCD display with a driver providing current sink control includes an LED array module, a current feedback circuit, and a current compensation circuit. The LED array module has N columns of LEDs and each LED column has M LEDs connected in serial, wherein the current feedback circuit includes N current feedback units and the current compensation circuit includes N current compensation units, both of the current feedback circuit and the current compensation circuit being electrically coupled to the LED array module. When the backlight system is in operation, a current passes through an LED column, a current feedback unit, and a current compensation unit to generate an output voltage that is used for comparison with a predetermined DC voltage, and the current is compensated based on the results of the comparison. | 2008-10-23 |
20080258637 | LIGHT EMITTING ELEMENT DRIVER AND CONTROL METHOD THEREFOR - A method of controlling a light emitting element to compensate for reduced brightness includes accumulating a power-on time of the light emitting element and adjusting a light emitting element driving signal in order to adjust the power supplied to the light emitting element dependent on the power-on time of the light emitting element. | 2008-10-23 |
20080258638 | Method and Circuit Arrangement for Operating a High-Pressure Gas Discharge Lamp - A description is given of a method and a circuit arrangement for operating a high-pressure gas discharge lamp with a lamp current superposed with first current pulses, in particular in a system for the time-sequential production of (primary) colors and possibly white segments, from which an image to be displayed is synthesized, in which, in order to change or correct color and/or brightness properties of the image, the first current pulses are adjusted with regard to their amplitude and/or temporal length and/or temporal position relative to the production of the colors and/or white segments. A description is also given of a projection system comprising such a circuit arrangement. | 2008-10-23 |
20080258639 | PHASE SHIFT CIRCUIT AND BACKLIGHT UNIT HAVING THE SAME - Disclosed is a phase shift circuit. The phase shift circuit comprises a frequency multiplier outputting a square wave signal by frequency-multiplying a reference signal, a frequency synchronizer receiving the square wave signal to output a triangle wave signal, and a PWM nodule receiving the triangle wave signal to output a phase-shifted multi-channel control signal. | 2008-10-23 |
20080258640 | Discharge lamp lighting apparatus - A discharge lamp lighting apparatus includes: an inverter circuit; a lamp current detecting portion; and a burst mode control circuit which includes a noise reduction circuit including: an error amplification circuit to receive a feedback signal from the lamp current detecting portion; and a frequency response reduction circuit connected to the error amplification circuit, wherein the frequency response reduction circuit receives a dimming pulse signal for the burst mode dimming control, and the response characteristic of the noise reduction circuit is lowered while the dimming pulse signal is outputted, whereby the lamp current waveforms is suppressed from making a sharp change at the time of burst dimming control. | 2008-10-23 |
20080258641 | Power Supply For Semiconductor Light Emitting Device And Illuminating Device - The present invention provides a power supply for a semiconductor light emitting device capable of efficiently modulating and driving a current-driven semiconductor light emitting device. An LED | 2008-10-23 |
20080258642 | Lamp base with electrical device recharging receptacle and method - A lamp base having an electrical device recharging receptacle configured to receive a plug from a recharging device for a portable rechargeable electronic device. The receptacle is configured as a standard automobile cigarette lighter receptacle. The receptacle includes standard cigarette lighter receptacle electrical contacts that are connected to a voltage and current conversion circuit for receiving standard household voltage and converting it into standard automotive voltage and current. | 2008-10-23 |
20080258643 | Method for driving alternate current of light emitting diode and operating voltage thereof - A method for driving AC of light emitting diodes includes an AC obtaining measure for obtaining an AC sine wave signal having positive and negative half-cycle waveforms; a power modulation measure for modulating the AC sine wave signal and an impedance of first and second LED groups according to at least two opposite conducting directions connected in parallel to change the positive half-cycle waveform to comply with an operation range of the positive half-cycle driving signal of the first LED group and modulate the negative half-cycle waveform to comply with an operation range of the negative half-cycle driving signal of the second LED group; and a power driving measure for driving the first and second LED groups by the positive and negative half-cycle driving signals, and the first and second LED groups are driven sequentially according to the operating cycles of the positive and negative half-cycle driving signals respectively. | 2008-10-23 |
20080258644 | Load Control Device Having A Modular Assembly - A load control device has a modular assembly to allow for easy adjustment of the aesthetic and the color of the load control device after installation. The load control device comprises a user interface module and a base module. The user interface module includes an actuation member for receiving a user input and a visual display for providing feedback to the user. The base module has a controllably conductive device and a controller for controlling the amount of power delivered from an AC power source to an electrical load. A connector of the base module is adapted to be coupled to a connector of the user interface module, such that the controller is operatively coupled to the actuation member and the visual display. | 2008-10-23 |
20080258645 | BACKLIGHT INVERTER AND LIQUID CRYSTAL DISPLAY USING THE SAME - A backlight inverter includes a transformer boosting an input voltage at a ratio of a primary winding to a secondary winding of the transformer and outputting a first voltage and a second voltage; a protection level signal generator causing a phase delay between the first voltage and the second voltage, and generating a protection level signal, the protection level signal being a sum of the phase reversed first voltage and the second voltage; and an arc state detector comparing the protection level signal with a reference voltage and generating a detection signal; and a diving controller maintaining or stopping a supplying of an input voltage to the transformer in response to the detection signal, wherein in addition to the phase delay, another phase delay is caused by an open circuit in the transformer, so that a maximum value of the protection level signal is larger than the reference voltage and the input voltage is stopped. | 2008-10-23 |
20080258646 | Device for Lighting a Room - The present invention deals with a lighting control system suitable for small system configurations such as in offices and conference rooms. One or more luminaires are communicatively connected in an addressable digital bus system as well as to a unit including a processing means. In connection with installation of the device, the processing means is programmed to automatically assign a digital address to each luminaire and further to automatically identify a spatial position of each luminaire by use of light measuring cells. A relationship between the digital address and the spatial position of each luminaire is thereby provided. Furthermore, the device supports the functionality of installing pre-programmed lighting scenes suitable for the determined configuration of the luminaires as well as other factors such as the position of a window. | 2008-10-23 |
20080258647 | Dimming Circuit for Led Lighting Device With Means for Holding Triac in Conduction - The invention disclosed herein is a dynamic dummy load to allow a phase control dimmer to be used with LED lighting. The invention includes providing a dynamic dummy load to provide a load to the dimmer when the LED electronics do not provide sufficient load due to start up issues or ringing in the circuit, the dynamic dummy load providing a reduced flow of current when the LED and its converter electronics provide sufficient current draw from the dimmer. The system generally includes a power source electrically connected to a phase control dimmer, the phase control dimmer electrically connected to converter circuitry to convert the AC power output of the dimmer to DC power output for powering the LED lighting, a dynamic dummy load electrically connected in parallel with the converter circuitry, the dummy load varying its current draw in response to operation of the converter circuitry. | 2008-10-23 |
20080258648 | Adaptive Drive for Dielectric Barrier Discharge (DBD) Lamp - The present invention relates to an adaptive driver for driving a gas discharge lamp and a method for operating a gas discharge lamp driven by an adaptive driver, especially a capacitive gas discharge lamp and more especially a dielectric barrier discharge (DBD) lamp in a permanent optimized mode comprising the steps: measuring, sensing, and/or detecting a signal representing the key values of the output of the driver (current, power, voltage, frequency), calculating at least one actual reference value for the quality of the discharge of said lamp, comparing said actual reference value to at least one predefined value for an optimized operation mode of said lamp, and adjusting a power supply according to the result of said comparing. | 2008-10-23 |
20080258649 | INTERCHANGEABLE LED BULBS - Disclosed are circuits that allow LED bulbs to be replaced regardless of color or construction of the LED element. When used for an LED light string, replacing an LED bulb does not affect the operation of the entire string. When used for other illumination purpose, for example, room light, the bulbs are interchangeable because they have the same operating voltage and current. A standardized input impedance is selected for all of the LED bulbs regardless of construction and color. A resistor circuit is used to create the standardized input impedance while optimizing the operating parameters of the LED element. The resistor circuit includes a bypass element so that if a LED element burns open, a series wired LED string will not go dark. This eliminates the necessity for parallel connected LED bulbs and allows enjoyment of other advantages and economies of series wired LED strings. | 2008-10-23 |
20080258650 | Multiple Location Load Control System - A multiple location load control system comprises a main device and remote devices, which do not require neutral connections, but allow for visual and audible feedback at the main device and the remote devices. The main device and the remote devices are adapted to be coupled in series electrical connection between an AC power source and an electrical load, and to be further coupled together via an accessory wiring. The remote devices can be wired on the line side and the load side of the load control system, such that the main device is wired “in the middle” of the load control system. The main device is operable to enable a charging path to allow the remote devices to charge power supplies through the accessory wiring during a first time period of a half-cycle of the AC power source. The main device and the remote devices are operable to communicate with each other via the accessory wiring during a second time period of the half-cycle. | 2008-10-23 |
20080258651 | METHOD AND SYSTEM FOR OPEN LAMP PROTECTION - A detector circuit monitors the phase relationship between the lamp voltage and the excitation voltage, and if one or more conditions are met, triggers the open lamp protection process in a discharge lamp system. The detection circuit can be incorporated into a lamp voltage feedback circuit and implemented on the integrated circuit level with less cost and circuit complexity. | 2008-10-23 |
20080258652 | Power control circuit for adjusting light - The present invention discloses a power control circuit for adjusting light, which adopts both frequency modulation and amplitude modulation for the control and starts using the amplitude modulation control after the frequency change exceeds a predetermined limit range, such that the voltage and frequency for driving the lamp set fall within a range acceptable to the lamp set and minimize the effect of frequency interferences. | 2008-10-23 |
20080258653 | CYCLOTRON HAVING PERMANENT MAGNETS - An apparatus for an improved cyclotron for producing radioisotopes especially for use in association with medical imaging. The improved cyclotron is configured without a conventional electromagnetic coil. A plurality of dees and a plurality of permanent magnets are alternately disposed in a circular array, each defining a channel through which ions travel. The vacuum chamber wall defines an opening disposed at the center of the array, the opening being configured to receive an ion source. Positive ions flowing from the ion source are exposed to the magnetic field generated by permanent magnets. The positive ions are repelled as they exit a positively charged dee. Negatively charged dees pull the ions. Each time the particles pass through the gap approaching the dees and as they leave the dee and pass through the magnets, they gain energy, so the orbital radius continuously increases and the particles follow an outwardly spiraling path. The disclosure also includes a system composed of a particle accelerator combined with a microreactor or microfluidic chip to produce molecular imaging biomarkers. | 2008-10-23 |
20080258654 | COMBINATION PNEUMATIC AND ELECTRIC LINEAR ACTUATOR - A linear actuator system can move a probe along a substantially linear path. The linear actuator system can have a housing with a magnet mounted in the housing creating a magnetic field. An electric coil piston can be slidably mounted in the housing. The coil piston can have a coil for carrying a current and can be disposed for translational movement within the magnetic field in response to current flow through the coil. The probe can be attached to the coil for translational movement with the coil. In addition, a pneumatic cylinder can be connected to the piston configured to apply a force to the piston in response to an activation of the pneumatic cylinder. Accordingly, the linear actuator system can combine the beneficial compact force capability of pneumatic cylinders with the programmable control features of linear electric motors, which can result in highly repeatable, high-force linear actuator systems. Such a system can last a long time, have “soft lands” and also work relatively quietly | 2008-10-23 |
20080258655 | HYBRID MOTOR BOOST SYSTEM AND METHODS - An electrical system for a vehicle includes a power source providing electrical power to a first and a second electrical motor. Each motor has two or more windings, and each winding has a first end and a second end. A boost link such as a battery or capacitor is configured to store electrical energy for subsequent retrieval and use by either electrical motor. A first inverter circuit includes a first grouping of switches, wherein each of the first group of switches couples one of the first ends of the windings to the power source. A second inverter circuit includes a second group of switches, each coupling one of the second ends of the windings to the boost link. A controller is coupled to activate each of the first and second groups of switches to thereby allow the electrical energy to be placed on and retrieved from the boost link. | 2008-10-23 |
20080258656 | Control apparatus for electric vehicles - In a hybrid vehicle control apparatus, a motor control unit executes input power control on a MG unit to stabilize a system voltage. This input power control for MG unit is executed independently from torque control on an AC motor so that the input power control and the torque control are stabilized. The motor control unit further adjusts a current control gain for torque control in accordance with an input power amount of the MG unit. As a result, the current control gains of a q-axis current and a d-axis current for torque control are varied in correspondence to variations in torque variation rate in the q-axis direction and the d-axis direction in accordance with the input power amount, so that the torque is restricted from varying with variations in the q-axis current or the d-axis current. | 2008-10-23 |
20080258657 | Tuning Dc Brushless Motors - A method of tuning a DC brushless motor, wherein measurement of back EMF voltage is used to detect changes in the torque requirements caused by variation in the operating conditions of the DC brushless motor, the method including varying the timing of the driving signals to the motor to compensate for the changes in the torque requirements. | 2008-10-23 |
20080258658 | CONTROLLER FOR A MULTI-PHASE BRUSHLESS DC MOTOR - Control of rotational speed of a direct current multi-phase brushless motor is provided using an apparatus and method that works at low speed but does not depend upon Hall effect sensors. An apparatus for accelerating rotation of the motor shaft has a power stage circuit coupled to a back Electromotive Force (EMF) sensor circuit and a microprocessor. The power stage pulses at a duty cycle less than 100% under control of the microprocessor. The back EMF sensor circuit measures an order with respect to voltage of at least one phase relative to one or more other phases during off-time. The microprocessor determines one or more phases to be pulsed, and the polarity of the pulses based on the measured order. A method for sustaining rotation pulses the phases, measures order with respect to voltage of at least one phase relative to one or more other phases, and updates commutation state based on the measured order. A method of accelerating rotation generates one or more power pulses, determines an order with respect to voltage of one phase relative to one or more other phases, and generates subsequent pulses on phases and with polarity determined by the measured order. | 2008-10-23 |
20080258659 | Electronically Commutated Motor & Method for Controlling the Same - The invention relates to an electronically commutated motor ( | 2008-10-23 |
20080258660 | METHOD FOR DETECTING INITIAL MAGNETIC POLE POSITION IN PERMANENT-MAGNET MOTOR - A method for detecting initial magnetic pole position in permanent-magnet motor first determines a PWM pulse width Dt applied to stator, where the PWM pulse width Dt depends on motor parameters. Six voltage vectors are then successively applied to the stators and the associated current rising time are calculated. The position of rotor is determined based on the shortest current rising time. The voltage vectors are again successively applied to the stators to recalculate the position of rotor. The position of rotor can be precisely determined when the two calculations are consistent. When the two calculations are not consistent, the voltage vectors are again successively applied to the stators to recalculate the position of rotor until the calculations are consistent. The set current level can be larger than the motor rated current, for example, 160% motor rated current, to facilitate the determination of current rising time. The set current level can be 160% drive rated current when the motor rated current is larger than the drive rated current. | 2008-10-23 |
20080258661 | INVERTER TOPOLOGY FOR AN ELECTRIC MOTOR - An inverter is provided for controlling application of voltage from a power source to a motor having a plurality of windings. The inverter includes a first set of one or more switching elements and a second set of one or more switching elements. The first and second sets of one or more switching elements are connected between a high voltage side and a low voltage side of the power source. Each of the first set of one or more switching elements is connected to one of a first set of nodes, where each of the first set of nodes is connected to a first winding end of one of the plurality of windings of the motor. Each of the second set of one or more switching elements is connected to one of a second set of nodes and each of the second set of nodes is connected to a second winding end of one of the plurality of windings. | 2008-10-23 |
20080258662 | POWER CONVERSION SYSTEM AND POWER CONVERSION CONTROL METHOD - A power conversion system includes first and second voltage sources for driving a multiple-phase AC motor and a control unit. The control unit is configured to compute first and second output voltage command values used to drive the multiple-phase AC motor based on a first output voltage command vector corresponding to the voltage source that is charged and a second output voltage command vector corresponding to the voltage source that is discharged. The first and second output voltage command vectors are determined so that a resultant vector of the first and second output voltage command vectors is coincident with a motor voltage command vector corresponding to a motor voltage command value, and a motor current command vector corresponding to the motor current command value is positioned within an included angle formed between the second output voltage command vector and a negative vector of the first output voltage command vector. | 2008-10-23 |
20080258663 | Brushed motor controller using back EMF for motor speed sensing, overload detection and pump shutdown, for bilge and other suitable pumps - A method and apparatus are provided for providing one or more brushed motor control signals for controlling the operation of a brushed motor, including a signal for disconnecting the power applied to the brushed motor so that the brushed motor can provide a brushed motor signal containing information about a collective back EMF from all poles of the brushed motor; and responding to the brushed motor signal, measuring the collective back EMF of the brushed motor, and providing the one or more brushed motor control signals for controlling the operation of the brushed motor. | 2008-10-23 |
20080258664 | FAN CIRCUIT WITH A FAN SPEED CONTROL CIRCUIT - A fan speed control circuit is used for controlling rotation speed of a fan. The fan speed control circuit receives a pulse width modulation (PWM) signal from a system and comprises a programmable control unit and a current control unit. The programmable control unit receives the PWM signal, is connected to a Hall element for receiving a voltage signal therefrom, and provides a control signal. The current control unit takes the control signal to control current flowing through a stator coil unit of the fan so as to control the speed of the fan. The programmable control unit has a program written for the PWM signal, and when the fan speed control circuit is used in another system with a different PWM signal, the programmable control unit can be given a new program for the different PWM signal for controlling the speed of the fan. | 2008-10-23 |
20080258665 | Door drive control apparatus and door drive control method - A door drive control apparatus capable of an accurate detection, without misidentifying an inverse overrun condition, and a door drive control method that improves safety. The door drive control apparatus includes a power converter that supplies power to a door drive linear motor, and operates the power converter by feedback control using a speed detection value and a speed command value of the door, and controls a speed of the door. The door drive control apparatus includes a speed trouble determiner, which outputs a door inverse direction speed trouble signal in the event that the speed command value of the door exceeds either a positive or negative first setting speed, and the speed detection value exceeds a second setting speed of a polarity opposite to that of the speed command value. | 2008-10-23 |
20080258666 | Method of controlling a motorized window treatment - A method of controlling a motorized window treatment provides for continued operation of the motorized window treatment during an overload condition, a low-line condition, or an electrostatic discharge (ESD) event. The motorized window treatment is driven by an electronic drive unit having a motor, a motor drive circuit, a rotational position sensor, a controller, and a memory for storing the command. The controller stores the present position of the motorized window treatment in the memory each time the rotational position of the motor changes by a predetermined angle, such that a plurality of positions are stored in the memory. When the controller is reset due to an overload condition or ESD event, the controller recalls the desired position from the memory, determines the present position, and continues to drive the motor drive circuit in response to the command and the present position. | 2008-10-23 |
20080258667 | TEST MODULE FOR MOTOR CONTROL CENTER SUBUNIT - A system and method are provided for coordinating the installation and removal a motor control center subunit with the power connection and interruption thereof A system of interlocks and indicators causes an operator to install a motor control center subunit into a motor control center, and connect supply and control power thereto, in a particular order. Once installed, a test module system included with the subunit provides for pass-through connection of signals from equipment test points. The test module can thus relay internal conditions of the subunit to the operator without a need for disengaging or opening the subunit. | 2008-10-23 |
20080258668 | Stator position adjustment method, motor drive device and stator position adjustment system - A stator position adjustment method for a motor drive device that includes a motor case, a rotor shaft supported by the motor case in order to rotate a rotor inside the motor case, and a stator disposed at an outer circumference of the rotor concentrically with the rotor and having a configuration in which the stator is tightened and secured to the motor case by a tightening unit that tightens the stator along a rotor axis. The method includes the steps of setting a first tolerance range as a maximum tolerance range of a stator axis in which a first gap is formed between an outer circumference surface of the stator and an inner circumference surface of the motor case; measuring a position of the stator axis; and adjusting the position of the stator axis within the first tolerance range based on a measured position of the stator axis. | 2008-10-23 |
20080258669 | Walking Robot by Using Passive Changes in Joint Angles and Control Method Thereof - In a robot with two or more leg links having ankle joint respectively and pivotably linked to a torso, the robot walks naturally by making the ankle joint of a grounded leg link rotate freely by using passive movement. A controller executes controlling operation of calculating target joint angles of remaining joints other than the ankle joint of the grounded leg link based upon the measured joint angles of the ankle joint of the grounded leg link in the lateral and forward direction. The target joint angles of the remaining joints are calculated so as to satisfy the following condition that a tilting angle of the torso matches a target tilting angle determined based upon the measured joint angle of the ankle joint of the grounded leg link in the forward direction, a cycle period of the idle leg link from lifting to grounding, and a target stride of the idle leg link. | 2008-10-23 |
20080258670 | Open-Loop Torque Control on Joint Position-Controlled Robots - A joint of a robot is controlled by a torque command. The joint has a position controller with a position feedback loop. The torque command is received for the joint, and a velocity feedforward command is determined for realizing the torque command using the position controller. The velocity feedforward command is sent to the position controller and the position feedback loop is canceled. The position feedback loop is canceled by sending a position command to the position controller, where the position command is an actual measured position of the joint. The position feedback loop is also canceled by setting the gain of the position feedback loop to zero. | 2008-10-23 |
20080258671 | CONTROL DEVICE HAVING EXCESSIVE-ERROR DETECTION FUNCTION - Abnormality of a position error is quickly detected in a control device in which feedforward control is introduced. A position error estimation processing unit calculates a position error estimation value Err, for example, from the equation V/PG×(1−α) (V: first order differential of position command, PG: position gain in position controller, α: feedforward coefficient in feedforward term calculating unit), and abnormality of the position error is detected using an excessive-error detection level calculating by adding a margin ΔE to the position error estimation value. | 2008-10-23 |
20080258672 | METHOD OF STARTING A SYNCHRONOUS MOTOR WITH A BRUSHLESS DC EXCITER - A starting method and system for a motor where the motor may be started as an induction motor by applying a magnetizing current to build flux through the stator, with the field current set at the maximum permissible exciter stator current (i.e., the current that will cause rated no-load current in the main field at the transition speed). The motor stator currents will be maintained at a value that allows the motor to generate sufficient breakaway torque to overcome any stiction. At a specific transition speed or after a period of time, the drive will initiate a transition from induction motor control to synchronous motor control by removing the initial magnetizing current, and a field current is then applied to the motor through the DC exciter. Once this transition is completed, the drive may ramp up to the desired speed demand. | 2008-10-23 |
20080258673 | METHOD AND SYSTEM FOR PULSE POSITION SCHEDULING IN ELECTRIC DRIVES - Method and system are provided for controlling an alternating current (AC) motor via an inverter. The method includes selecting a pulse sequencing method based on a modulation index of the inverter, and providing a voltage to the AC motor based on the pulse sequencing method. The system includes an inverter having a modulation index (M | 2008-10-23 |
20080258674 | Quickly charging power supply apparatus - A power supply apparatus includes a power source; and at least a capacitor module formed by connecting a plurality of capacitors in series, having an input connector connected to a municipal power source supply or connected to a cigarette-lighter receptacle of a car for inputting direct current for quickly charging the capacitors of the capacitor module, and having an output connector connectable to a portable electric device including cellular phone and other portable devices each having rechargeable battery provided therein for quickly charging the portable electric device for keeping its continuous operation. | 2008-10-23 |
20080258675 | Multimode power module - A multimode power module system automatically selects one of multiple operating modes to maximize power transfer in varying conditions by using direct energy transfer, boost peak power tracking, buck peak power tracking, charge limit, and eclipse standby modes with reduced switching losses, reduced component count, and scalability through connections of multiple power modules system. | 2008-10-23 |
20080258676 | Toy vehicle capable of collecting solar power - A toy vehicle includes axles disposed rotatably on a base plate, and wheels mounted respectively on ends of the axles. A drive unit is mounted on the base plate and includes a first gear sleeved fixedly on a motor shaft of a motor and meshing with a second gear sleeved fixedly on one axle. A solar power collecting plate is mounted on the vehicle body for converting solar power into electrical energy that is used to charge a rechargeable battery set mounted on the base plate. A power switch is mounted on the base plate for controlling electrical connection between the rechargeable battery set and the motor so as to permit supply of electrical power from the rechargeable battery set to the motor when in an ON state. | 2008-10-23 |
20080258677 | POWER SUPPLY FOR PORTABLE APPARATUSES - A power supply for portable apparatuses includes a plurality of power supplies and at least one charging station. Each power supply has a housing, a power input portion, a plurality of power output portions, a storage battery, and a first circuit board. The first circuit board is electrically connected with the storage battery and both are located in the housing. The power input portion and the power output portions are electrically connected with the first circuit board. The charging station includes a base, a plurality of charging connectors, and a second circuit board. The base has a plurality of charging ports that can be connected with the power supplies. The second circuit board is located in the base. The charging connectors are electrically connected with the second circuit board. The charging connectors respectively correspond to the charging ports for charging the power supply connected with the charging ports. | 2008-10-23 |
20080258678 | MOBILE TYPE POWER SUPPLY, CONNECTION DEVICE, AND CARRIED TYPE ELECTRONIC EQUIPMENT - A battery and a DC-to-DC converter are contained in a battery pack. When the battery pack is connected to a load by means of a connector and an output voltage reference value, corresponding to the power supply voltage of the load, the output voltage of the battery is converted according to the output voltage reference value by the DC-to-DC converter. The output voltage reference value is set by an output voltage reference value output means in the connector. Furthermore, the converted voltage is supplied to the load via an output voltage line. | 2008-10-23 |
20080258679 | CHARGING DISPLAY SYSTEM - A charging display system and method for operating a display system are provided with the method comprising sensing the presence of a wirelessly rechargeable device proximate to or on a surface through which a presentation area of a display can present image information; identifying a type of the wirelessly rechargeable device; obtaining device representation having features that are related to a portion of the presentation area that can be occupied by the presence of the identified type of rechargeable device; determining a position and orientation of the rechargeable device proximate to or on the surface; and segmenting the presentation area into a wirelessly rechargeable device portion and a graphic presentation portion outside of the determined of the rechargeable device portion. A wireless power signal is transmitted through the rechargeable device portion and graphic information related to the rechargeable device is displayed in the graphic presentation portion. | 2008-10-23 |
20080258680 | PORTABLE BATTERY RECHARGE STATION - A system and method for recharging secondary batteries. One embodiment of the present invention comprises a supervisory circuit, a voltage converter, a portable power source, and one or more of a holder and a socket. The holder is adapted to receive a specific type of secondary battery of a portable device. The socket is adapted to mate with a plug of a device-specific charging cord connected to the portable device. Each of the holder and the plug can be associated with a programming resistor that provides a voltage requirement of the secondary battery. When the secondary battery is either placed in the holder or is connected to the socket, the supervisory circuit communicates with the voltage converter to supply the appropriate voltage required to recharge the secondary battery. The voltage converter receives power from the portable power source. The voltage converter can convert the voltage of the portable power source up (i.e., increasing the voltage) or down (i.e., decreasing the voltage) as appropriate to recharge the secondary battery as instructed by the supervisory circuit. The portable power source of the portable battery recharge station can be one of several types of power sources. For example, the portable power source can be replaceable, rechargeable, or renewable. | 2008-10-23 |
20080258681 | IMPLEMENT RACK AND SYSTEM FOR ENERGIZING IMPLEMENTS - An inductive charging rack for providing electrical power to an implement includes a back, an inductive primary attached to the back, and a hanger for holding the implement. The rack may include a control for energizing the inductive primary and a transceiver for providing communication to and from the implement. The inductive primary could be attached to the surface of the charging rack or it could be incorporated within the rack. | 2008-10-23 |