51st week of 2008 patent applcation highlights part 17 |
Patent application number | Title | Published |
20080309153 | Motorcycle Brake System - In a dual-circuit hydraulic motorcycle brake system with two hand or foot-operated master cylinders, at the commencement of the pump operation in one of the brake circuits, the change-over valve ( | 2008-12-18 |
20080309154 | Method For Controlling a Pneumatic Braking System - A method for controlling a pneumatic braking system of a utility vehicle that includes a service brake and an electric parking brake, an electronic control unit being provided for controlling the electric parking brake. The parking brake assists a brake intervention of the utility vehicle when there is a circuit failure of the service brake. | 2008-12-18 |
20080309155 | Two-Stage Electromechanically Controlled Braking System for a Multiaxle Road Vehicles - A brake system ( | 2008-12-18 |
20080309156 | BRAKE CONTROL SYSTEM AND METHOD - A system and method establishes an acceleration of a vehicle which may be used to control a brake system of a towed vehicle towed by a towing vehicle. The system and method establish a gravity vector representing acceleration due to gravity, measure acceleration of the vehicle in a first direction and responsively establish a first acceleration value, measure acceleration of the vehicle in a second direction and responsively establish a second acceleration value, and establish a magnitude of the acceleration of the vehicle in a plane orthogonal to the gravity vector as a function of the gravity vector and the first and second acceleration values. | 2008-12-18 |
20080309157 | Stud for a Crawler Pertaining to Crawler-Type Vehicles, Especially Ski Slope Grooming Vehicles or Appliances for Tracing Cross-Country Ski Runs - A stud for a crawler pertaining to crawler-type vehicles, especially ski slope grooming vehicles or appliances for tracing cross-country ski runs, the stud having a carrier provided with a portion for mounting an inserted bar, wherein the mounting portion has two parallel legs interconnected by a connecting element arranged on the crawler, and arranged at an angle, at a distance from the bearing surface of the stud; wherein the bar is partially glued and/or welded in the mounting portion. | 2008-12-18 |
20080309158 | Transmission System for Interchanging Information Data Between an Electrical Load and an Upstream Converter - A transmission system for exchanging information data between an electric load having an emitter and a converter having a receiver is disclosed. The converter and the load are connected by a multi-phase supply cable which is connected to a sinus filter having in-line coils and filter capacitors connected across the phases. An inductive component is integrated in the electric circuit formed by the transmitter, a phase conductor of the supply cable and the receiver, wherein the core of the inductive component already saturates even if the current is significantly less than a rated current of the electric load. This transmission system for information data exchange is easy to implement and enables stable data transfer. | 2008-12-18 |
20080309159 | INNOVATIVE ARCHITECTURES FOR SYSTEMS FOR GENERATION AND DISTRIBUTION OF ENERGY ON BOARD MOTOR VEHICLES - The system allows the generation and distribution of energy on board a motor vehicle provided with a propulsion unit, a tank for fuel at least one distribution network or line for electric energy, electrical energy generation devices connected to the at least one distribution network or line, and a plurality of selectively activatable electrical utiliser devices or apparatus connected or connectable to the at least one distribution network or line. The electrical energy generator devices includes (at least) a microcombustor electricity generator matrix or battery connected to the fuel tank, and a supervision and control unit associated with this generator matrix or battery and coupled to the distribution network or line and arranged to control the operation of the generator matrix or battery in a predetermined manner as a function of the electrical power required or consumed by the network or line. | 2008-12-18 |
20080309160 | Modular blade enclosure power subsystem disign - An apparatus for distributing power to computing modules in a multi module enclosure. The apparatus includes at least one power input module, a plurality of power input cables, a plurality of power conversion modules, and a plurality of computing modules. The at least one power input module is modularly arranged within the multi module enclosure. The plurality of power input cables are electrically connected to and provide power input to the at least one power input module. The plurality of power conversion modules are electrically connected to power outputs of the at least one power input module and are modularly arranged within the multi module enclosure. The plurality of computing modules are electrically connected to power outputs of the power conversion modules and are arranged within the multi module enclosure. | 2008-12-18 |
20080309161 | MULTI-OUTPUT POWER SUPPLY DEVICE - A multi-output power supply device includes a first power switch, a first switch controller that controls the first power switch, a transformer that transforms a power supplied from the first power switch, first through Nth output circuits connected to a secondary side of the transformer, where N is a positive integer greater than 1, a second power switch that switches the power output from one of the first through Nth output circuits, a second switch controller that controls the second power switch, a feedback circuit that feeds back output voltages of the first through Nth output circuits, and a feedback compensation circuit that performs a switching operation complementarily with the second power switch to compensate for a resistance of the feedback circuit. Accordingly, when power output to one of the output circuits is blocked, the multi-output power supply device can stably control the power output to the other output circuits. | 2008-12-18 |
20080309162 | SYNCHRONOUS RECTIFIER CIRCUIT AND MULTI-OUTPUT POWER SUPPLY DEVICE USING THE SAME - A synchronous rectifier circuit and a multi-output power supply device using the same include a semiconductor switch to control a current flow of the synchronous rectifier circuit, and a switching controller to control the semiconductor switch according to a synchronous rectification control signal and an output control signal generated by feeding back the output voltage of the synchronous rectifier circuit. The synchronous rectifier circuit can control an output voltage, decrease power loss so as to increase the efficiency of the synchronous rectifier circuit, and decrease the cost of the synchronous rectifier circuit. | 2008-12-18 |
20080309163 | IN-VEHICLE MOUNT ELECTRONIC CONTROLLER - In an in-vehicle mount electronic controller, a constant-voltage power supply generates a high-precision small-capacity 5V output voltage Vad, a low-precision large-capacity 5V output voltage Vif and a low-precision large-capacity 3.3V output voltage Vcp, and also generates at least one of a low-precision small-capacity 2.8V output voltage Vup and a high-precision small-capacity 3.3V output voltage Vsb. A judgment signal input circuit logically combines comparison results of divided voltages of the above output voltages Vif, Vcp, Vup and Vsb with a divided voltage of the output voltage Vad as a reference voltage, and inputs relative voltage information ER | 2008-12-18 |
20080309164 | Power-Controllable Outlet Receptacle - A multi-type power strip includes a main body having connecting sockets with surfaces indicated by priority of supplying electric power to the connecting sockets, operation lamps, and an electric circuit installed in the main body. The circuit interfaces with a remote controller through RF, and checks statuses of loads connected to the main body to switch plural switches based on the priority when the load exceeds a threshold. An intermediate type power strip includes intermediate socket main bodies inserted into sockets and respectively having at least one connecting socket, and a remote controller to individually control the intermediate socket main bodies in remote through RF communication. The surfaces of the intermediate socket main bodies are distinguished by indicators. When switch status of the intermediate socket main bodies is requested by the remote controller, the status is displayed by lamps of a socket controlling button of the remote controller. | 2008-12-18 |
20080309165 | Drive System and Control Method of the Same - In response to a system-off instruction, the drive system control technique of the invention controls individual motors of an electric cooling water pump and an electric cooling fan to stop (step S | 2008-12-18 |
20080309166 | METHOD OF CONTROLLING A PLURALITY OF UPS UNITS IN AN ON-LINE UPS SYSTEM AND ON-LINE UPS SYSTEM HAVING A PLURALITY OF UPS UNITS - Parallel-connected UPS units of an online UPS system, which are each connected on the input side via a choke coil to an AC mains, in disconnectable fashion, and on the output side to a common load bus and whose supplied powers are individually variable, are disconnected from the AC mains in the event of a failure of the AC mains, at least if they are affected by the failure, and are successively reconnected to the AC mains after the restoration of the AC mains. In this case, in order to match the powers supplied by the individual UPS units to one another, while some of the UPS units are connected on the input side to the AC mains and others of the UPS units are not connected on the input side to the AC mains, a phase angle Δφ between the AC mains and the load bus is determined, and the power supplied by each of the UPS units which have not yet been reconnected to the AC mains is adjusted as a function of this phase angle Δφ. | 2008-12-18 |
20080309167 | Power-saving circuit and method thereof - The present invention discloses a power-saving circuit applied in a portable electronic device, which includes a voltage input module for outputting a first enable signal after receiving an external voltage, a power switch for being operated by a user to output a second enable signal and a start signal, a switching module electrically coupled to the voltage input module and the power switch for selectively receiving the first and second enable signals to determine whether or not to turn off the switching module, and a voltage conversion module electrically coupled to the switching module for receiving one of the external voltage and a battery voltage from the voltage input module when the switching module is closed. Thus, the battery voltage cannot be sent to the portable electronic device when the switching module is opened. | 2008-12-18 |
20080309168 | Method and Arrangement for Harmonic-Wave Suppression for AC Voltage-Operated PTC Heaters - The invention relates to a method and to an arrangement for harmonic-wave suppression in AC voltage-operated PTC heaters, especially in frequency-stable and frequency-variable alternating-voltage networks in aerospace applications. The problem of harmonic-wave suppression for AC voltage-operated PTC heaters, in which the harmonic waves are suppressed by superimposing a correction current, which permits a simple and economical generation of the harmonic-wave suppression signal, is solved according to the invention by generating a correction current in a correction current circuit arranged parallel to the PTC heater using an ohmic resistor ( | 2008-12-18 |
20080309169 | Touch sensitive actuator having a uniform actuation force and a maximum active area - A load control device for controlling the amount of power delivered to an electrical load from an AC power source comprises a touch sensitive device having a touch sensitive front surface responsive to a point actuation. The front surface is adapted to be provided in an opening of a faceplate such that the front surface of the touch sensitive actuator extends through the opening at a distance equal to or greater than the depth of the faceplate. According to the present invention, the operational area of the front surface is maximized to substantially the entire area of the front surface. Further, a minimum magnitude of a force of each of the point actuations is substantially equal at each of the respective positions on the front surface of the touch sensitive actuator, such that the front surface provides a substantially uniform force profile. | 2008-12-18 |
20080309170 | Vehicle Accessory Touch Switch - A touch switch for controlling accessory equipment of a vehicle in such a manner that malfunctions caused by factors such as changes in atmospheric conditions, receipt of an electromagnetic impulse, or the like can be avoided. A vehicle accessory touch switch comprises a touch section having a sensor conductor plate which is touched by an operator, a capacitance measurement section which measures a change in electrostatic capacity of the sensor conductor plate to a ground conductor as a sensor conductor plate capacity change, and a control section which controls accessory equipment according to comparison between the sensor conductor plate capacity change and a control judgment value, wherein the vehicle accessory touch switch controls the accessory equipment according to an operator touching the touch section, a sub-conductor plate is disposed, the capacitance measurement section measures a change in electrostatic capacity between the sub-conductor plate and the ground conductor as a sub-conductor plate capacity change, and the control section decides the control judgment value according to the sub-conductor plate capacity change measured by the capacitance measurement section. | 2008-12-18 |
20080309171 | Linear Transverse Flux Machine - A transverse flux linear machine including a first interacting part including an electric winding and a second interacting part including a plurality of magnetic poles. The first and second interacting parts are movable relative to each other and defining between them an airgap. | 2008-12-18 |
20080309172 | Module electric tool - A module electric tool comprises a lower cover including receiving compartments and a receiving cavity formed therein, an upper cover engaged with the lower cover, an gear box module received in the receiving compartment and including a rotary stem disposed at the front end thereof and an input sleeve mounted at the rear end thereof; an motor module received in the receiving compartment and including a driving shaft affixed at the front end thereof and electrical contacts formed on the rear end surface thereof, an electrical switch module received in the receiving compartment and including electrical contacts fixed at the front and rear ends thereof, respectively, and a press button attached at the peripheral side thereof, a battery module fitted in the receiving cavity and including electrical contacts provided at the front end thereof for couplingly contacting with the electrical contacts of the electrical switch module, thus obtaining an assembled convenience and lowering the production cost. | 2008-12-18 |
20080309173 | MOTOR - In a motor, an insulator covering an armature core has a lid covering an end surface of the armature core. The lid has an inner ring disposed radially inside slots of the armature core and an outer ring disposed radially outside the slots. Each of a plurality of slot insulators inserted into the slots has a blocking portion at a position in the inner ring. | 2008-12-18 |
20080309174 | Electric Motor with Permanent Magnet Excitation and Rotor Cooling - The invention relates to an electric motor ( | 2008-12-18 |
20080309175 | ELECTRIC MOTOR COOLING - An electric motor cooling system is provided that includes a housing and first and second cooling sources that are different from one another respectively to provide first and second cooling flows. A stator is mounted in the housing and receives the first cooling flow. A rotor is rotatable relative to the stator and receives the second cooling flow. In the examples, the housing supports a journal bearing upon which the rotor is supported, and the second cooling flows through the journal bearing. The first cooling flow is provided by a low pressure source such as ram air, and the second cooling flow is provided by high pressure source such as bleed air, for example. A circumferential gap is provided between the rotor and stator. In one example, a seal is arranged between the housing and a stator for providing a cavity in fluid communication with the journal bearing and the gap. The cooling flow from the journal bearing passes through the cavity and into the gap for cooling the rotor. In another example, the rotor includes circumferentially spaced magnets providing spaces. The spaces are arranged interiorly of an exterior surface of the rotor. A passage is in communication with the spaces and journal bearing. The second cooling flow from the journal bearing passes through the passage and into the spaces for cooling the rotor. | 2008-12-18 |
20080309176 | METHOD AND APPARATUS FOR COOLING GENERATORS - A baffle for guiding cooling fluids in a power generator cooled by a cooling fluid and having a flange, a stator, and an end stator has an inclined surface configured to direct a first portion of the cooling fluid flow towards the flange, a second portion of the cooling fluid flow towards the end stator and a third portion of the first portion towards an angled surface of the flange. | 2008-12-18 |
20080309177 | GAS-COOLED ELECTRICAL DEVICE - The invention relates to a gas-cooled electrical device ( | 2008-12-18 |
20080309178 | Geared Motor - A geared motor, for driving an adjusting mechanism, that is drivingly coupled thereto. The geared motor comprises a driving motor and at least one gear stage for reducing the motor speed. A drive unit formed by said parts is disposed in a monolithic or multipiece housing. The drive unit includes a mechanical load moment lock which is effectively connected to a gear stage and is functionally coupled to an output member of a gear stage. The load moment lock is coupled to the output member of the first gear stage that is connected downstream from the driving motor. The load moment lock is embodied as a monolithic and annular spring element. | 2008-12-18 |
20080309179 | Electric Machine - There is described an electric machine which is used, in particular as a drive mechanism for an injection moulding machine. The electric machine comprises a first electric motor for carrying out a linear displacement and a second electric motor for carrying out a rotational movement. A displaceable means can be displaced in a rotary and linear manner by means of the rotational displacement and the linear displacement. A first axle of the first electric motor essentially coincides with a second axle of the second electric motor and the linear displacement can be carried out by means of a threaded drive. A second rotor of the second electric motor is connected to a drive means of the threaded drive. It is also possible that the first electric motor is positioned in such a manner in relation to the second electric motor that a region is formed in the same axial position. As a result, a compact machine is produced. | 2008-12-18 |
20080309180 | Surface Mount Type Vibration Motor and Fixation Structure - In a solder reflow process, a vibration motor is stably mounted on a circuit board by changing the design of a partial shape of a soldered motor holder without changing the design of a vibration motor body and securing a sufficient soldering area to completely perform solder bonding to prevent a soldered portion of a motor holder from peeling off the circuit board. | 2008-12-18 |
20080309181 | Vehicular alternating current generator - A vehicular alternating current generator comprises slip rings, an enclosure, a rear cover, and a sealing plate. The slip rings are provided on a rotary shaft of a rotor. The enclosure component encloses a peripheral space surrounding the slip rings and brushes, and the rear cover covers electrical components including the brushes. The sealing plate, which is made of a material having elasticity, is attached to an end surface of the rear cover in a vertical direction and encloses a surrounding area of the enclosure component. | 2008-12-18 |
20080309182 | Motor - Disclosed is a motor which, even if the commutator is deformed, suppresses brush deformation to thereby prevent short-circuiting between the positive-pole-side brush and the motor housing. A motor ( | 2008-12-18 |
20080309183 | Dynamic Bearing Device - Disclosed is a dynamic bearing device which allows production of a smaller housing at low cost and which suppresses ion elution from the resin portion to thereby maintain cleanliness in the dynamic bearing device and exert a desired bearing performance. A dynamic bearing device | 2008-12-18 |
20080309184 | Support device for supporting a rotor for rotation - A support device for rotatably supporting a rotor ( | 2008-12-18 |
20080309185 | Permanent magnet motor having an axially magnetized pull magnet - A permanent magnet motor having an axially magnetized pull magnet consisting of a baseplate on which a stator lamination stack having stator windings is disposed, wherein a hub is disposed opposite the baseplate, the hub being connected to a shaft that is supported with respect to a bearing bush via one or more fluid bearings wherein the hub carries at least one annular rotor magnet that lies radially opposite the stator lamination stack, wherein a pulling device acting in an axial direction and operating under the influence of magnetic tensile forces is disposed in the region between the hub and the stationary part of the motor, wherein the pulling device consists of a permanent magnetic pull magnet on the side of the rotor that interacts magnetically with surfaces on the side of the stator | 2008-12-18 |
20080309186 | MAGNETIC BELT AND ROLLER SYSTEM - A belt and roller system comprising a roller having a permanent magnet sandwiched in between a pair of temporarily magnetic disks with the magnetism of the disks induced by the permanent magnet. For example, each temporarily magnetic disk may be steel. Each pole of the permanent magnet is disposed adjacent to a pole of one of the temporarily magnetic disks resulting in a magnetic attraction to a disk at each pole of the permanent magnet. The opposing magnetic poles of the disks form a magnetic flux circuit by which a temporarily magnetic belt, such as a steel belt is guidable to prevent or reduce deviation which it may have from its roller path. Additional permanent magnetic rollers, as described above, or other rollers known in the art may be combined with the magnetic roller of the present invention to form a gear train about which the belt rotates. | 2008-12-18 |
20080309187 | Bearing surface layer for magnetic motor - A method for making a magnetic linear motor shaft including thermal treatment to temporarily change the dimensions of various shaft components to allow tight interference fit assembly. The magnetic motor includes a core piece, annular magnets and pole pieces. | 2008-12-18 |
20080309188 | Electrical output generating devices and driven electrical devices with reduced flux leakage using permanent magnet components, and methods of making and using the same - A device for generating electrical or mechanical output, comprising a stator coil, a stator assembly, a rotor coil, a rotor assembly rotational about an axis, the rotor assembly at least partially surrounding the rotor coil, rotator extensions capable of induced magnetization and extending from the rotator, each rotator extension having a rotor extension surface, wherein magnetic flux leakage between the rotator extension surfaces is prevented or reduced via permanent magnet elements located at the rotator extension surfaces. Stator and rotor may be reversed in operation. | 2008-12-18 |
20080309189 | Generator/Electric Motor, in Particular for Wind Power Plants, Cable Controlled Plants or for Hydraulic Plants - A segmented electric generator/motor, such as for a wind powered generator, in which the rotor and/or stator is subdivided in the circumferential direction into segments disposed adjacent to one another. Additionally, the stator segments are accessible via and the rotor segments can be installed and removed in the axial direction in rotor segment mounts provided in the rotor ring. Each rotor segment preferably includes a base shaped to prevent radial and circumferential or tangential motion of the rotor segment while permitting axial motion in the rotor segment's respective mount. The rotor ring segment mounts are preferably sized to allow removal of stator segments through the openings. | 2008-12-18 |
20080309190 | MEMS ACTUATOR WITH DISCRETELY CONTROLLED MULTIPLE MOTIONS - A MEMS (micro electro mechanical system) actuator with discretely controlled multiple motions comprises bottom layer, stepper plate, support, and motion plate. The multiple motion of the motion plate is generated by the electrostatically actuated stepper plates and geometrically predetermined supports. By introducing the MEMS actuator with discretely controlled multiple motions, simple motion control can be achieved by digital controlling and only single voltage is needed for motion control of the motion plate. | 2008-12-18 |
20080309191 | Mems moving platform with lateral zipping actuators - A MEMS platform with four actuators and four corresponding actuation electrodes. Movement of the platform in the x-y lateral plane is controlled by voltages applied to the four actuation electrodes. Other embodiments are described and claimed. | 2008-12-18 |
20080309192 | ACOUSTIC WAVE RESONATOR - In an acoustic wave resonator, an IDT electrode is provided on a piezoelectric substrate. The IDT electrode is apodization-weighted such that a plurality of maximum values of cross widths are provided in acoustic wave propagation directions. Alternatively, in apodization weighting, weighting is applied such that at least one of a pair of envelopes located at outer side portions of the IDT electrode in directions substantially perpendicular to acoustic wave propagation directions includes a plurality of angled envelope portions angled from a central portion of the IDT electrode toward an outer side portion of the IDT electrode in a direction substantially perpendicular to the acoustic wave propagation directions. | 2008-12-18 |
20080309193 | Electro-Mechanical Wave Device - An electro-mechanical wave device which may be used for movement of a mechanical member, e.g. by friction, a motor comprising one or more wave devices, and a method of providing the electro-mechanical wave device. The electro-mechanical wave device comprises a substrate comprising a plurality of conductors, and a plurality of actuators positioned on the substrate for generation of mechanical waves along a predetermined propagation path, each of the actuators being connected to a respective set of the conductors of the substrate for reception of an excitation signal transmitted by the set of conductors. | 2008-12-18 |
20080309194 | PIEZOELECTRIC POLYMER COMPOSITE ARTICLE AND SYSTEM - The subject invention provides composite articles ( | 2008-12-18 |
20080309195 | METHOD OF DETECTING ACCELERATION IN VEHICLES - Piezomagnetic, magneto-strictive, or electro-strictive material particles may also be distributed throughout the structural material of the structural member, which serve to amplify and otherwise enhance the signals from the piezoelectric material particles. The piezoelectric, electro-strictive, magneto-strictive, and/or piezomagnetic material particles may allow the structural member to exhibit an electrical and/or magnetic response to forces on the structural member, such as accelerations. This may allow the structural member to function as a force sensor or an accelerometer. Signals induced by such external forces or accelerations may be taken from the conductive pickups and used for various operations, for example, for arming a warhead of a missile or for triggering passenger safety features such as air bags in automobiles. | 2008-12-18 |
20080309196 | Electrical Generator - An electrical generator includes a passageway having an input port and at least one output port and at least one resonator for converting acoustic vibrations established in the passageway into mechanical vibrations of the resonator. The resonator is oriented adjacent at least one output port. A mechanical-to-electrical transducer is coupled to the resonator for generating electricity in response to the mechanical vibrations. | 2008-12-18 |
20080309197 | Piezoelectric Actuator Having a Self-Centering Plug-In Connection - The invention relates to a piezoelectric actuator used as a piezoelectric injector, comprising a holding body provided with an inner region, an upper part and a lower part, and a piezoelectric element which is arranged in the inner region against the upper part of the holding body and includes a plurality of piezoelectric layers arranged in the form of a stack, The piezoelectric element can be electrically contacted through the holding body. The upper part of the holding body has at least one connection for electrically contacting the piezoelectric element, and at least one connection and flow channels for feeding the inner chamber with a fluid that can be metered by means of a regulating element containing the piezoelectric element. An electrical plug-in connection is arranged between the piezoelectric element and the upper part of the holding body, which includes a mechanical plug-in connection being arranged between the holding body upper part and the piezoelectric element. | 2008-12-18 |
20080309198 | ACOUSTIC TRANSDUCER - An electroacoustic transducer having a tail mass, a head mass and at least two parallelepiped shaped piezoelectric material elements disposed between and attached to the tail mass and the head mass is provided. The tail mass has a body extending between a first end and a second end, the body having a cavity with a cavity wall and the cavity extending from the first end towards the second end. The head mass has a head and an elongated shaft attached to and extending from the head, the shaft having a shaft axis and being located at least partially within the cavity of the tail mass. The at least two parallelepiped shaped piezoelectric material elements are made from a piezoelectric material having a non-zero d | 2008-12-18 |
20080309199 | Ultrasonic sensor having a piezoelectric element - An ultrasonic sensor having a piezoelectric element including first and second electrodes is disclosed. The ultrasonic sensor includes an aluminum case having a bottom part electrically contacting the second electrode of the piezoelectric element, a first conductive part electrically connected to the first electrode of the piezoelectric element, and a second conductive part having a cladding material including a material exhibiting a satisfactory welding property with respect to the aluminum case. The second conductive part and the aluminum case are welded together. | 2008-12-18 |
20080309200 | Ultrasonic Transducer Module Comprising a Transmitter Layer and a Receiver Layer - Ultrasonic transducer module comprises at least one transmitter layer, at least one receiver layer and at least one ground plane. The transmitter layer and the receiver layer comprise a number of elongated transmitter and receiver electrodes, the electrodes being arranged in parallel within each layer, the transmitter layers and the receiver layers are parallel, and the electrodes of the receiver layers make an angle greater than zero with the electrodes of at least one of the transmitter. | 2008-12-18 |
20080309201 | ULTRASONIC SENSOR AND METHOD FOR MANUFACTURING THE SAME - An ultrasonic sensor with stabilized transmitting/receiving characteristics capable of achieving a desired directivity easily and at low cost and a method for manufacturing the same are provided. The ultrasonic sensor includes a base composed of a synthetic resin. The base includes a cylindrical side portion and a ring-shaped bent portion extending inward from a first opening of the side portion. A ring-shaped recessed portion is provided in the inner surface of the bent portion adjacent to the end of the bent portion. A piezoelectric element is disposed on the recessed portion. A sound absorber and a weight are fitted and fixed in the base. An outer casing composed of a synthetic resin is provided so as to cover the outer surface of the piezoelectric element and the outer surface of the base. | 2008-12-18 |
20080309202 | Electronic Component Having a Resonator Element Arranged in an Hermetically Closed Housing and Method for Manufacturing Such an Electronic Component - The electronic component includes at least one resonator element arranged in a housing of a case. The case includes a main part with a base and at least one lateral wall of annular shape, and a cover fixed onto the main part to hermetically seal the housing of the case. One portion of the cover is transparent to a determined wavelength of a light beam to allow the resonator element to be optically adjusted once the case is sealed. The cover is fixed onto a rim of the lateral wall of the main part, which is preferably made of a ceramic material, such that one part of the rim preferably surrounds the entire lateral surface of the cover to ensure protection of the electronic component against lateral shocks. | 2008-12-18 |
20080309203 | Piezoelectric Element - A piezoelectric element includes an electrode disposed on at least one of the front and back surfaces of a piezoelectric material prepared by molding a mixture containing a Pb component, a Zr component, a Ti component, a Sr component, a Nb component, and a Zn component and then firing the molded product. When the piezoelectric material is represented by the general formula Pb(ZraTi | 2008-12-18 |
20080309204 | CIRCUIT BOARD AND BRUSHLESS MOTOR USING THE SAME - A circuit board is used for allowing an electric current to conduct to a position detection unit and a stator having a winding for generating rotating magnetic fields for a brushless motor. The circuit board includes a winding connection portion that connects ends of the winding to the circuit board; and a first terminal portion electrically connected to the position detection unit installed outside of a circumferential surface of the circuit board. | 2008-12-18 |
20080309205 | Clean engine - A clean engine for transportation, generators, and other applications. It comprises a series of alternating support wheel assemblies and magnet wheel assemblies that are propelled in a consistent pattern by battery powered electromagnets. The engine comprises at least one support wheel assembly and at least one magnet wheel assembly. The support wheel assemblies and magnet wheel assemblies are aligned in a specific pattern along a main shaft that is supported on each end by sealed bearings mounted in a nonmagnetic housing. | 2008-12-18 |
20080309206 | IMAGE FORMING APPARATUS - An image forming apparatus and printer are provided. The image forming apparatus includes a plurality of side frames opposed to each other; an intermediate frame provided between the plurality of side frames; a plurality of first screws for connecting the side frames and the intermediate frame at first mutually opposed positions of the side frames; and a plurality of second screws for connecting the side frames and the intermediate frame at second mutually opposed positions of the side frames; wherein a distance between the first mutually opposed positions of the first screws is narrower than a distance between the second mutually opposed positions of the second screws. | 2008-12-18 |
20080309207 | Composite refrigerated exhibition group and an improved joining assembly for refrigerated exhibition counters - A composite refrigerated exhibition group ( | 2008-12-18 |
20080309208 | Installation And Removal Of Computing Components - Included are embodiments for installation and removal of computing components. More specifically, at least one embodiment of an apparatus includes at least one removable support platform configured to define a computing device bay and at least one removable switch divider configured to further define the computing device bay, the computing device bay configured to receive a double-high component. | 2008-12-18 |
20080309209 | COMBINATION MOBILE DISPLAY AND SHIPPING DEVICE - A combination mobile display and shipping device that allows product to be loaded onto the mobile display such that the display can be shipped in a loaded condition. The mobile display includes a product display and a support platform having a plurality of wheels mounted to the bottom surface of the support platform. When the mobile display is received at a retail location, the mobile display can be moved to a desired position through the rolling movement of the plurality of wheels. During shipment, the support platform is securely attached to a shipping pallet designed such that the plurality of wheels are suspended above the ground surface to prevent the rolling movement of the mobile display during shipment. After shipment, the support platform and shipping pallet are separated such that the mobile display can be rolled into a desired location with the product loaded on the display rack. | 2008-12-18 |
20080309210 | Method for Producing Appliance Cabinets and Appliance Cabinet Produced by Such Method - A method for producing appliance cabinets and the like, particularly a refrigerator cabinet having a double wall, whereby a polymeric sheet made plastic by thermal action is vacuum formed in a mold. The mold comprises a central male portion adapted to form the cavity of the cabinet and an annular female portion adapted to form the double wall of the cabinet, a plug assist device being used in order to drive the sheet in the female portion of the mold. | 2008-12-18 |
20080309211 | OVENS - An oven for cooking food comprising a cabinet with a front side that includes an opening, a door moveable between a closed position closing the opening and a fully open position allowing access to the oven interior, the oven also having a drawer which forms at least part of a cooking chamber, the drawer configured to be fully located within the cabinet when the door is closed, the oven also including a drawer support means which supports the drawer, the drawer support means supporting the drawer as it moves into and out of the cabinet, the oven also including a controllable heating source which supplies sufficient heat to the inside of the drawer to cook food positioned therein when in the closed position, the oven also including a vertically movable shelf located within the drawer which is supported by a shelf support means. | 2008-12-18 |
20080309212 | Cured Coating for Use in Optics or Electronics - The present invention relates to cured coatings comprising: at least one filler, a polyalkoxysilane matrix, and at least one cured aminosilane in an amount between 5.5 to 40.0 wt % of the total weight of the cured coating. These cured coatings can be used in optics or electronics, and in devices such as lamps. | 2008-12-18 |
20080309213 | SPARK PLUG FOR INTERNAL COMBUSTION ENGINE - In the spark plug, the ground electrode located so as to form a spark discharge gap with the center electrode thereof includes a ground base member fixed to the mounting fitting thereof and an electrode support member connected to the ground base member. The electrode support member has an opposed surface on which a projecting member is mounted so as to face the center electrode across from the spark discharge gap, and a retreating surface continuing the opposed surface and having such a shape as to approach a fore-end of the spark plug with distance from a junction between the projecting member and the opposed surface. The ground electrode further includes an angular portion at each of intersections between its back surface portion on which the electrode support member is provided, and the retreating surface. | 2008-12-18 |
20080309214 | SPARK PLUG AND METHOD FOR PRODUCTION OF A SPARK PLUG - The invention describes a spark plug having an outer electrode ( | 2008-12-18 |
20080309215 | Connecting member improved in assemblability with respect to a connection object and a combination thereof - A connecting member is adapted to be coupled with a connection object including a pipe portion having a sealed end and a terminal portion protruding outward from the sealed end. The connecting member includes a tubular portion adapted to be fitted over an outer peripheral surface of the pipe portion, a bottom portion connected to one end of the tubular portion in an axial direction and adapted to be faced to the sealed end when the tubular portion is fitted over the outer peripheral surface of the pipe portion, and a connecting portion connected to the bottom portion and adapted to be connected to the terminal portion. The tubular portion includes a plurality of elastic sections separated by a plurality of slits extending from the other end towards the one end in the axial direction and adapted to be brought into elastic contact with the pipe portion. | 2008-12-18 |
20080309216 | LIGHT EMISSION DEVICE AND DISPLAY DEVICE USING THE LIGHT EMISSION DEVICE AS A LIGHT SOURCE - A light emission device in which a light emission unit has an improved structure and a display device using the light emission device as a light source. The light emission device includes first and second substrates facing each other with a predetermined distance therebetween, an electron emission unit located on one side of the first substrate, and a light emission unit located on one side of the second substrate. The electron emission unit includes a plurality of electron emission elements. The light emission unit includes at least one phosphor layer and a reflection layer spaced apart from the phosphor layer with a barrier disposed between the phosphor layer and the reflection layer. | 2008-12-18 |
20080309217 | ORGANIC LIGHT EMITTING DEVICES - A light emitting device comprising an emissive material optically coupled to a device that is constructed and arranged to pass an emission wavelength of the emissive material and eliminate angular dependence of the emission wavelength is provided. | 2008-12-18 |
20080309218 | Light emitting device and method of fabricating a light emitting device - The present invention comprises a light absorption film | 2008-12-18 |
20080309219 | PHOSPHORS AND LIGHTING APPARATUS USING THE SAME - A phosphor has a chemical formula of: A(B | 2008-12-18 |
20080309220 | Sialon Phosphor Particles and Production Method Thereof - To provide sialon phosphor particles or a powder exhibiting high emission intensity in the region from ultraviolet to blue and not requiring a strong pulverization operation for pulverizing a sintered body or a large aggregated lump, and a production method thereof. Sialon phosphor particles represented by the formula: M | 2008-12-18 |
20080309221 | Containment Structure For an Electronic Device - In one embodiment, a containment structure ( | 2008-12-18 |
20080309222 | Materials and structures for enhancing the performance of organic light emitting devices - A device is provided, having an anode, a cathode, and two adjacent organic layers disposed between the anode and the cathode. One organic layer is a phosphorescent emissive material. The other organic layer may comprise an aromatic hydrocarbon material, comprising an aromatic non-heterocyclic hydrocarbon core optionally substituted, and wherein the substituents are the same or different, and each is selected from the group consisting of alkyl, alkenyl, alkynyl, aryl, heteroalkyl, substituted aryl, substituted heteroaryl and heterocyclic groups. The second organic layer may comprise a material having a molecular dipole moment less than about 2.0 debyes, such that the device has an unmodified external quantum efficiency of at least about 3% and a lifetime of at least about 1000 hours at an initial luminance of about 100 to about 1000 cd m | 2008-12-18 |
20080309223 | SPUTTERING TARGET, SINTERED ARTICLE, CONDUCTIVE FILM FABRICATED BY UTILIZING THE SAME, ORGANIC EL DEVICE, AND SUBSTRATE FOR USE THEREIN - A sintered article is fabricated which contains one or more of indium oxide, zinc oxide, and tin oxide as a component thereof and contains any one or more types of metal out of hafnium oxide, tantalum oxide, lanthanide oxide, and bismuth oxide. A backing plate is attached to this sintered article to constitute a sputtering target. This sputtering target is used to fabricate a conductive film on a predetermined substrate by sputtering. This conductive film achieves a large work function while maintaining as much transparency as heretofore. This conductive film can be used to achieve an EL device or the like of improved hole injection efficiency. | 2008-12-18 |
20080309224 | Organic light emitting display apparatus - An organic light emitting display apparatus includes: a substrate; a display unit including a plurality of subpixels arranged on the substrate, the plurality of subpixels respectively emitting different colored light; a sealing substrate arranged on the display unit; a micro lens unit including a plurality of micro lenses arranged on a surface of the sealing substrate facing the display unit; barrier ribs arranged between the sealing substrate and the substrate to define a space between the micro lens unit and the display unit; and a black matrix arranged under the barrier ribs. | 2008-12-18 |
20080309225 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE - The present invention provides an organic electroluminescent display device of high efficiency and high quality, in which the efficiency for injecting electrons from a reflective cathode is improved. The organic electroluminescent display device includes a substrate, a cathode, an organic layer, and an anode. The cathode is formed above the substrate. The organic layer has a luminescent layer and is formed on the cathode. The anode is formed on the organic layer. Light emitted from the luminescent layer is extracted through the anode. The cathode is composed of an alloy containing aluminum as a main component and as a subcomponent at least one metal of oxides whose Gibbs free energies of formation are greater than that of an aluminum oxide. | 2008-12-18 |
20080309226 | ORGANIC LIGHT EMITTING DISPLAY DEVICE AND FABRICATION METHOD FOR THE SAME - An organic light emitting display device includes a substrate having a pixel region in which at least one organic light emitting diode is formed and a non-pixel region other than the pixel region; and an encapsulation film for encapsulating the substrate. Here, the encapsulation film is made of by laminating at least one organic film and at least inorganic film and a desiccant formed in at least one of the organic film and the inorganic film corresponding to the non-pixel region of the substrate. | 2008-12-18 |
20080309227 | EXTENDED PI-CONJUGATED PLATINUM (II) COMPLEXES - The invention provides organometallic complexes comprising an extended π-conjugated tridentate ligand having a platinum center in which chemical and/or physical properties of the complexes may be modified by changing the structure of the ligands. The complex finds use in devices incorporated into electroluminescent devices, flat panel displays, organic light emitting devices, polymer light emitting devices, transistors, serrors, and lasers. | 2008-12-18 |
20080309228 | ORGANIC ELECTROLUMINESCENT DEVICE - Provided is an organic electroluminescent device that brings together a high efficiency, high durability, and a high color purity. The organic electroluminescent device includes an anode, a cathode, and a layer including an organic compound interposed between the anode and the cathode, in which the layer contains at least one organic germanium compound having two or more fluorenyl groups per one germanium atom. | 2008-12-18 |
20080309229 | Arylamine Polymer - A semiconductive polymer comprising a first repeat unit in the polymer backbone comprising general formula 1: | 2008-12-18 |
20080309230 | Full color organic electroluminescence display devices by thermal patterning using laser and method for manufacturing the same - An organic electroluminescence display device made by a laser induced thermal imaging process has a substrate having first and second electrode layers, and an organic layer having red, green, and blue light-emitting layers between the electrode layers. Thermosetting light-emitting materials are used to form the red, green, and blue light-emitting layers, and a laser is then selectively irradiated onto a light-to-heat conversion layer formed on the substrate to deliver heat energy converted from light energy through the light-to-heat conversion layer to the thermosetting light-emitting materials so that curing is progressed to form patterned light-emitting layers. In accordance with the fabrication method of the present invention, the light-emitting materials may be patterned using a laser, thereby fabricating a large scaled organic electroluminescence display device and simplifying the process by not using a mask when the light-emitting layers are formed. | 2008-12-18 |
20080309231 | ORGANIC LIGHT-EMITTING APPARATUS - An organic light-emitting apparatus includes a substrate, a plurality of organic light-emitting devices which are arranged above the substrate and which form a light-emitting section, a circuit section which is disposed around the light-emitting section and which controls the operation of the organic light-emitting devices, a plurality of wiring lines extending between the light-emitting section and the circuit section, and a resin layer which extends in the light-emitting section and which extends from the light-emitting section over the wiring lines. The resin layer has gaps extending between the wiring lines. | 2008-12-18 |
20080309232 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A display apparatus includes a light-emitting function layer, a first electrode, a second electrode, a flat reflecting layer, and a flat insulating film. The light-emitting function layer includes at least one layer. The second electrode is provided to face the first electrode through the light-emitting function layer. The flat insulating film is provided between the flat reflecting layer and the first electrode. The first electrode, second electrode, and flat insulating film have a transmission characteristic with respect to at least light having a wavelength that is in part of a wavelength range of light emitted from the light-emitting function layer. The flat reflecting layer has a reflection characteristic with respect to at least the light having the wavelength that is in part of the wavelength range of the light emitted from the light-emitting function layer. | 2008-12-18 |
20080309233 | Display device - There is provided a display device comprising a plurality of active elements on a substrate, a first insulating film for covering the active elements, electroconductive films were separated for each pixel on the first insulating film, a light-emitting layer disposed in an upper layer of the electroconductive films, and a common electrode disposed in an upper layer of the light-emitting layer, wherein a structure is used in which the electroconductive films have a layered film of a first electroconductive film, second electroconductive film, and third electroconductive film; the first electroconductive film is composed of ITO or chromium; the second electroconductive film is composed of aluminum with alumina on a surface; the second electroconductive film covers outside edges of the first electroconductive film; the third electroconductive film is composed of ITO; and the first electroconductive film and third electroconductive film are caused to contact each other. | 2008-12-18 |
20080309234 | ALTERNATING CURRENT DRIVING TYPE QUANTUM DOT ELECTROLUMINESCENT DEVICE - An alternating current driving type quantum dot electroluminescent device includes; a first electrode, a second electrode, a quantum dot light-emitting layer disposed between the first electrode and the second electrode, and at least one layer selected from the group consisting of a tunneling layer, a bipolar layer, a dielectric layer, an insulating layer, and a combination of layers thereof, disposed between at least one of the first electrode and the quantum dot light-emitting layer, and the second electrode and the quantum dot light-emitting layer. | 2008-12-18 |
20080309235 | ORGANIC EL PANEL - A top-emission type organic EL panel has a substrate carrying thin film transistors formed thereon, a plurality of organic EL devices formed on the substrate, each of the organic EL devices including a reflecting electrode, organic compound layers and a transparent electrode arranged in this order from the substrate side, a device separation layer formed in a space separating adjacently located organic EL devices, a protective layer covering the organic EL devices and the device separation layer and a light-shielding layer formed on the protective layer in a display region other than light emitting sections of the organic EL devices so as to be held in contact with the protective layer and cover at least part of lateral surfaces of the device separation layer. | 2008-12-18 |
20080309236 | Plasma Display Panel - Each of the column electrodes is divided into an upper electrode portion and a lower electrode portion. The panel surface is made up of an upper panel face facing the upper electrode portion and a lower panel face facing the lower electrode portion. A transverse wall of the partition wall unit is disposed facing the boundary area between the upper and lower panel faces. The upper and lower electrode portions of the column electrode have the opposing ends at which projections are respectively provided and extend out toward the respective other electrode portions. | 2008-12-18 |
20080309237 | DISPLAY DEVICE AND DISPLAY PANEL DEVICE - A functional sheet is brought into intimate contact with a front surface of a plasma display panel, and the functional sheet has a structure in which heat diffusion is superior to heat insulation between the plasma display panel and outside air. In addition, a display device includes a controller for controlling a drive voltage pulse train so that power consumption in a unit area in a light emission region within the screen is limited under a set value when one image is displayed. | 2008-12-18 |
20080309238 | Plasma Producing Device Comprising Magnesium Oxide Microparticles Having Specific Cathodoluminescence Characteristics - A plasma producing device of the present invention comprising magnesium oxide (MgO) microparticles whose cathodoluminescence emission shows no peak at around a wavelength of 300 nm or less, but exhibits a peak at a wavelength in the range of 350 to 500 nm as well as at least one peak at wavelengths in the ranges of 550 to 650 nm and 700 to 800 nm upon excitation by an electron beam exhibits improved discharge characteristics. | 2008-12-18 |
20080309239 | MAGNETRON CONTROL METHOD, MAGNETRON SERVICE LIFE JUDGMENT METHOD, MICROWAVE GENERATION DEVICE, MAGNETRON SERVICE LIFE JUDGMENT DEVICE, PROCESSING DEVICE, COMPUTER PROGRAM, AND STORAGE MEDIUM - A microwave generation device includes: a magnetron having a cathode containing a filament and an anode containing a hollow resonator arranged to oppose to each other; a filament current measuring unit; and an application voltage measuring unit for measuring voltage applied to the filament. Based on the current and the voltage obtained by the current measuring unit and the voltage measuring unit, a resistance value calculation unit obtains a resistance value of the filament. A temperature calculation unit calculates the filament temperature from the resistance value and the resistance-temperature dependent characteristic. A filament power source is controlled by a power control unit so that the filament temperature is within a predetermined temperature range. | 2008-12-18 |
20080309240 | INTEGRAL BALLAST-IGNITER-LAMP UNIT FOR A HIGH INTENSITY DISCHARGE LAMP - A high-intensity discharge lamp bulb with an attached housing for ballast and ignition electronics, forming an integral bulb and electronics unit. The electronics housing forms a removable closure for an access opening in a lamp enclosure. The electronics housing isolates the electronics from heat inside the lamp enclosure. A heat sink and radiator on the back of the housing provides heat transfer to a surrounding environment behind the lamp enclosure to cool the electronics. The electronics may be sealed in the housing for protection against entry of foreign substances. The electronics housing is fixed to the access opening of the lamp enclosure and to a boss or reflector mounted in the lamp enclosure, thus providing stable two-point fixation for the unit, reducing vibration. | 2008-12-18 |
20080309241 | Method for Igniting, Intensifying the Combustion or Reforming of Air-Fuel and Oxygen-Fuel Mixtures - This invention relates to power engineering industry and engine-building and is designed for intensification of chemical processes in the combustible mixture using pulsed periodic nanosecond high-voltage discharge in internal combustion engines of any kind, including (but not limited to) afterburners, combustors of detonation engines, jet engines and gas turbine engines, in power burners and reformers. For reduction of combustible mixtures ignition temperature, increase of intensity of chemical reactions in combustion and reforming processes and material reduction of release of harmful substances into the atmosphere combustible mixture in the combustion chamber is excited by means of pulsed periodic nanosecond high-voltage discharge, at that discharge amplitude is set so as to provide maximization of the discharge energy deposition in electronic degrees of freedom and gas dissociation and to prevent plasma electrons transfer into the whistler mode at the basic stage of discharge, besides, high-voltage pulse leading edge rise time limited by the constraint allowing to attain uniformity of filling the discharge gap with plasma and effectiveness of pulse energy transfer to plasma, high-voltage pulse duration being limited by the constraint providing attainment of strong non-equilibrium character of pulse discharge plasma and reduction of the discharge gap resistance, its better interface with the generator and effective electric energy deposition into plasma. | 2008-12-18 |
20080309242 | Plasma Source - A plasma source is described. The source includes a reactive impedance element formed from a plurality of electrodes. By providing such a plurality of electrodes and powering adjacent electrodes out of phase with one another, it is possible to improve the characteristics of the plasma generated. | 2008-12-18 |
20080309243 | FLOURESCENT LAMP WITH INTEGRAL PROXIMITY SENSOR FOR BUILDING ENERGY MANAGEMENT - A fluorescent lamp sensor system is provided. The fluorescent lamp sensor system includes a plurality of bulbs and a plurality of electrodes coupled to the bulbs. A balanced differential circuit measures changes in electric fields produced by the bulbs in front of the electrodes. The balanced differential circuit includes a symmetric current source associated with alternating the surface potential of the bulbs. A current mode detection circuit detects the current associated with the capacitive effects of the balanced differential circuit. A synchronous detection circuit isolates the capacitive effects of the symmetrical current source from stray signals that differ in either frequency or phase. | 2008-12-18 |
20080309244 | Primary-side driving control circuit for backlight of LCD panel - The present invention discloses a primary-side driving backlight circuit for LCD panel. The primary-side driving backlight circuit employs a single isolation device to achieve isolation request for safety for the secondary side. The PWM controller on the secondary-side of a transformer generates a control signal according to a feedback signal. The control signal is transmitted by the isolation device to a High/Low side driver. The High/Low side driver has a High Output and a Low Output, which drives power switches at high side and low side respectively, in order to control the power of an input source transmitting into the transformer and further control the voltage and current of cold cathode lamp(s) of a backlight circuit. | 2008-12-18 |
20080309245 | SYSTEM AND METHOD FOR ANALOG VOLTAGE PROCESSING IN WIDE RANGE FOR COLD-CATHODE FLUORESCENT LAMP - System and method for processing analog voltage for cold-cathode fluorescent lamp. The system includes a voltage-to-current converter configured to receive an input analog voltage signal and generate a first current signal, and a current processing component configured to receive the first current signal and a predetermined current and generate a second current signal. Additionally, the system includes a current-to-voltage converter configured to receive the second current signal and generate an output analog voltage signal, and a dimming controller configured to receive the output analog voltage signal and generate a control signal for driving at least a cold-cathode fluorescent lamp. The voltage-to-current converter, the current processing component, and the current-to-voltage converter are configured to be biased between a first power supply voltage level and a second power supply voltage level. | 2008-12-18 |
20080309246 | Projector Device Employing Ballast with Flyback Converter - A projector device employing ballast with a flyback converter is disclosed. For example, one embodiment comprises a lamp driver circuit including a power stage circuit including a flyback converter to output a direct current signal to a bridge circuit, the bridge circuit to reconstruct the direct current signal to an alternating current signal, a control circuit coupled with the power stage circuit and the bridge circuit, the control circuit to receive the direct current signal from the power stage circuit and to provide a frequency control signal to the bridge circuit, and a lamp igniter circuit comprising at least one charge pump and being coupled with the bridge circuit, wherein in response to the frequency control signal being provided to the bridge circuit, the bridge circuit is configured to increase the voltage of the alternating current signal provided to the lamp igniter circuit to power the lamp igniter circuit. | 2008-12-18 |
20080309247 | Backlight control circuit having frequency setting circuit and method for controlling lighting of a lamp - An exemplary backlight control circuit includes an inverter, a pulse width modulation (PWM) circuit, and a frequency setting circuit. The inverter is configured to provide an alternating current voltage to a lamp. The PWM circuit is configured to provide a pulse control signal to the inverter. The frequency setting circuit is configured to regulate a frequency of the pulse control signal provided by the PWM circuit according to a temperature of the lamp. | 2008-12-18 |
20080309248 | Backlight control circuit having frequency setting circuit and method for controlling lighting of a lamp - An exemplary backlight control circuit includes an inverter, a pulse width modulation (PWM) circuit, and a frequency setting circuit. The inverter is configured to provide an alternating current voltage to a lamp. The PWM circuit is configured to provide a pulse control signal to the inverter. The frequency setting circuit configured to regulate a frequency of the pulse control signal provided by the PWM circuit according to an environment temperature. | 2008-12-18 |
20080309249 | Gas Discharge Lamp Ignition - Ignition of a gas discharge lamp | 2008-12-18 |
20080309250 | Radio Station and Method of Operating a Radio Station - A lamp driver circuit supplies an alternating current having an operating frequency to a lamp, e.g. a fluorescent lamp, for operating the lamp. To switch off the lamp, the frequency of the alternating current is changed to a non-operating frequency. Due to the frequency change, the impedance of an impedance element of the lamp driver circuit is changed. As a result, the lamp current decreases to zero and the lamp extinguishes. According to the invention, the current having the non-operating frequency is employed to generate a voltage to be supplied to a further circuit, such as a control circuit. Thus, the lamp driver circuit and an associated control circuit may operate in an operating mode or in a standby, i.e. non-operating, mode without requiring a separate voltage supply source. In the standby mode, the control circuit may be controlled to switch the lamp driver circuit from the non-operating mode into the operating mode, thereby switching the lamp on. | 2008-12-18 |
20080309251 | DEVICE WITH IMPROVED DISPLAY ILLUMINATION AND METHOD THEREFORE - A device having a display, an illuminator configured to illuminate the display and a multi-way input key configured to control the illuminator upon activation. The illuminator also has a power output, the output level being arranged to be regulated upon activation of the multi-way input key proportional to a physical movement activating the multi-way input key. | 2008-12-18 |
20080309252 | Controller of Light Dimmig and Overload Protection - The dimmer controller cart be installed within the structure of a light fixture or freestanding lamp, alternatively the circuit can be installed in a cord. The circuit includes a power shaping circuit for control of the incoming AC power which is then sent through a variable control dimmer to vary the power to the lamp. The wattage through the lamp is monitored and the monitored wattage is sent as an input to the a control IC which uses an outout to control the voltage to the lamp as an overload protection. The circuit is used to control the wattage supplied to & lamp from a minimum non-activating wattage to a maximum a maximum wattage which can for example be 190 W. When the current reaches the maximum wattage, for example 190 W, then the light will exceed protection overload and the circuit will re-start. | 2008-12-18 |