18th week of 2011 patent applcation highlights part 22 |
Patent application number | Title | Published |
20110101777 | SYSTEMS AND METHODS FOR OPTIMIZING POWER LOADS IN A POWER DISTRIBUTION UNIT - A method of optimizing power loads of a power strip is disclosed. The power strip is of the type having single or three phase power input, a plurality of circuit breakers, and a plurality of outlets. The arrangement is such that at least one circuit breaker is associated with at least one outlet. The method includes: obtaining real-time current measurements for each phase of the single or three phase power input of the power strip; obtaining real-time current measurements for each circuit breaker of the plurality of circuit breakers of the power strip; logging the real-time current measurements for each phase of the single or three phase power input and for each circuit breaker of the plurality of circuit breakers; and analyzing the real-time current measurements of the single or three phase power input and the plurality of circuit breakers to determine a preferential order of outlets in which to apply a new load. | 2011-05-05 |
20110101778 | Battery charging coaction and output system with current limit supply - The present invention relates to a power system utilizing an engine generator or public power with AC source, wherein the power system particularly has the characteristics that the maximum output current thereof is limited by electromagnetic effects, and/or constant current or nearly constant current output thereof is set to be lower than the maximum output current, for powering a load, and charging a battery, or jointly powering a load with a battery; when an engine generator set is utilized to be power supply, during operation, the engine operates with the best brake specific fuel consumption and/or the range of revolutions and torque for better energy saving. | 2011-05-05 |
20110101779 | UTILIZATION SYSTEM AND ASSOCIATED METHOD - A system includes an energy storage system capable of receiving electrical energy from an energy source and can supply electrical energy to a first load during a first period and to the first load during a second period. The first load differs in usage rate from the first period relative to the second period. A system controller maintains the energy storage system such that the energy storage system maintains a first amount of stored electrical energy during a first mode, and a second amount of electrical energy during a second mode. The system controller maintains the energy storage system in the first mode during a first portion of the first period, and in the second mode during a second portion of the first period. | 2011-05-05 |
20110101780 | John-son power surge restorer battery powered electrical power supply - The present invention provides a portable rechargeable battery powered backup system for electrical devices, comprising a portable, multi-outlet power source designed to provide electrical current further comprising a four-wheeled pushcart having two shelves or compartments for supporting two rechargeable Lithium-Ion batteries | 2011-05-05 |
20110101781 | BATTERY BACKUP SYSTEM, METHOD OF USE, AND METHOD OF MANUFACTURING - Some embodiments include an electrical system. In many embodiments, the electrical system can comprise a system input configured to receive a first power signal from an external power source. In the same or different embodiments, the first power signal can comprise a first voltage. In the same or different embodiments, the electrical system can comprise a system output electrically coupled to the system input. In the same or different embodiments, the electrical system can comprise a charger module electrically coupled to the system input. In the same or different embodiments, the electrical system can comprise a resistive component coupled between the system input and the system output. In the same or different embodiments, the electrical system can comprise a power storage device electrically coupled to the system output and to the charger module. In the same or different embodiments, the electrical system can comprise a sense circuit electrically coupled across the resistive component and electrically coupled to the charger module. Other embodiments are disclosed. | 2011-05-05 |
20110101782 | DEPLOYABLE POWER SUPPLY SYSTEM - A deployable power supply system is provided. A primary casing and a moveable panel includes a first side section, a second side section, a front side, and a rear side, the moveable panel having a top panel forming a top portion of said housing. The first side section of at least one of the primary casing and the moveable panel includes a first upper portion and the second side section of at least one of the primary casing and the moveable panel includes a second upper portion. The first upper portion and the second upper portion extend beyond the top portion of the housing to form a cavity therebetween, the top panel being disposed within said cavity. | 2011-05-05 |
20110101783 | Electrical Power Distribution System and Method Thereof - An electrical power distribution system and method are provided, wherein the system includes a primary generator and a secondary harvester. The primary generator includes a primary coil configured to emit an electromagnetic field when an electrical power is supplied to the primary coil, and a first communication device configured to communicate a signal. The secondary harvester includes a secondary coil configured to supply an electrical power when receiving the emitted electromagnetic field, and a second communication device configured to communicate the signal, such that the first and second communication devices communicate the signal independent from the emitted electromagnetic field. | 2011-05-05 |
20110101784 | Hybrid Wind-Solar Inverters - Certain embodiments of the invention may include systems and methods for providing a hybrid wind-solar inverter. According to an exemplary embodiment of the invention, a method for directing power from alternative power sources to an electrical grid is provided. The method can include: receiving at least two input DC power signals from a plurality of power sources; receiving one or more control signals from the electrical grid; directing, based at least in part on the one or more control signals, at least some of the input DC power signals to an output DC power signal; and, transforming the output DC power signal to an output AC power signal for transmission via the electrical grid. | 2011-05-05 |
20110101785 | METHOD AND APPARATUS FOR MAINTAINING UNINTERRUPTIBLE POWER SUPPLIES - A system and method of isolating an uninterruptible power supply system is disclosed that comprises bypassing an inverter section of the power supply to couple primary power to a load bus; and, thereafter, isolating the power supply by simultaneously uncoupling the power supply from the load bus and coupling the primary power to the load bus. | 2011-05-05 |
20110101786 | Method and apparatus for anti-islanding of distributed power generation systems - A method and apparatus for identifying an islanding condition. In one embodiment, the method comprises altering a phase error response within a phase locked loop (PLL), and determining whether the islanding condition exists based on the altered phase error response. | 2011-05-05 |
20110101787 | SERIES/PARALLEL POWER SUPPLY SWITCHING - A device which can dynamically configure an array of power supply cells such as photovoltaic (PV) solar cells to provide power to a load device based on the power requirements of the load device. By selectively configuring the array of power supply cells according to one of a number of available series/parallel connection schemes, the supplied power can be more closely tailored by a controller to the requirements of the load device. | 2011-05-05 |
20110101788 | Wireless Energy Transfer System - A wireless energy transfer system includes a first energy transfer unit having at least one resonant frequency, a second energy transfer unit having the at least one resonant frequency, and a load. The first wireless energy transfer unit includes a first coil magnetically coupled to a first wireless energy transfer cell, and the second wireless energy transfer unit includes a second coil magnetically coupled to a second wireless energy transfer cell. The first coil receives first energy and through the magnetic coupling between the first coil and the first wireless energy transfer cell, the first wireless energy transfer cell is caused to generate second energy, wherein the second wireless energy transfer cell receives the second energy and through the magnetic coupling between the second wireless energy transfer cell and the second coil, the second coil is caused to provide third electromagnetic wave energy to the load. | 2011-05-05 |
20110101789 | RF POWER HARVESTING CIRCUIT - Provided is an RF power harvesting circuit with improved sensitivity to RF energy. The RF power harvesting device includes an inductor, a first capacitor connected to the inductor, a first MOSFET connected to a first node, and a second MOSFET connected to the first node. The inductor or the first capacitor are connected to the first node. | 2011-05-05 |
20110101790 | SELECTABLE RESONANT FREQUENCY TRANSCUTANEOUS ENERGY TRANSFER SYSTEM - An inductive power transfer system includes a number of controllable reactive components ( | 2011-05-05 |
20110101791 | WIRELESS POWER FEEDER, WIRELESS POWER TRANSMISSION SYSTEM, AND TABLE AND TABLE LAMP USING THE SAME - Power is fed from a feeding coil L | 2011-05-05 |
20110101792 | TRAVELING VEHICLE SYSTEM - A contactless power feed type traveling vehicle system prevents and minimizes leakage of the magnetic field from a power feed cable and includes an AC power source, a power feed cable, a power reception pickup, and a magnetic field reducing section. The power feed cable is connected to the AC power source. The power reception pickup is provided on a traveling vehicle and arranged to receive electric power through the power feed cable in a contactless fashion. The magnetic field reducing section includes a coil antenna and a capacitor. An induced electric current flows in the coil antenna due to a magnetic field generated by an electric current flowing in the power feed cable. A resonance relationship is established between the coil antenna and the capacitor such that the induced electric current in the coil antenna is out of phase or in opposite phase with the electric current flowing in the power feed cable. | 2011-05-05 |
20110101793 | Voice Control Energy-Saving Power Socket - The present invention provides a voice control energy-saving power socket that uses voice control to power up and achieve time, labor and energy saving. When an electrical equipment is turned off, the present invention can automatically detect current change and completely isolate the input power source and the electrical equipment to prevent wasting energy. When the power is needed, voice control is used to power up. To achieve the above objective, the technical approach for the present invention comprises an overload protection circuit to detect whether the input power is overloaded, a load detection circuit to detect the load size and determine whether the output control circuit needs to be on or off, an output control circuit is to switch between power-off mode and power-up mode, a voice control circuit is to activate the output control circuit and allow connection between the power source and the load and an internal power circuit is to supply power to the overload protection circuit and the load detection circuit in power-off mode. | 2011-05-05 |
20110101794 | Portable Power Supply Device - A portable power supply device comprises a stackable battery housing locating a plurality of batteries therein and an inverter housing locating an inverter therein which is arranged to convert the direct current from the batteries to an alternating current. The inverter housing is readily separable from the battery housing such that one or more battery housings can be readily interchangeable to provide a constant supply of power and to allow a variety of charging configurations of the batteries. First electrical connectors on the battery housing and second electrical connectors on the inverter housing automatically connect the inverter to the batteries upon stacking of the inverter housing on the battery housing. Furthermore charging terminals are mounted externally on the inverter housing for ready access to connect to a charging device in a convenient manner without requiring the housings to be opened or separated form one another. | 2011-05-05 |
20110101795 | APPARATUS AND METHOD FOR RESTRICTING POWER DELIVERY - An apparatus and method for restricting operation of a power delivery system are disclosed. In at least some embodiments, the apparatus includes a first input terminal at which is received a first command signal, and a second input terminal at which is received an additional signal. The apparatus further includes an output terminal at which is provided a control signal, and a circuit that generates the control signal based at least indirectly upon the first command and additional signals. The control signal generated by the circuit is configured to cause the power delivery system to not deliver at least one type of power when the first command signal indicates a command to do so, if the additional signal indicates an acceptability status. In some embodiments, the power delivery system is an isolation system (e.g., safety isolation system) as are employed in industrial environments, and the apparatus is a permissive module. | 2011-05-05 |
20110101796 | VIBRATION ACTUATOR - A vibration actuator includes a coil that extends in a vibration direction and has a flat shape and a magnet that extends in the vibration direction and has a flat shape, so that a case can be made flat or low profile. A weight portion is supported by a shaft, so that, when a drop impact is applied, the weight portion can move along the shaft and the weight portion is not freely moved in the case. A coil spring is disposed between a spring receiving portion and a weight portion. Therefore there is no unnecessary space in the case, so that space can be saved and the vibration actuator can be made compact. | 2011-05-05 |
20110101797 | VIBRATION MOTOR - A vibration motor is disclosed. In accordance with an embodiment of the present invention, the vibration motor includes a base, a vibrator, which reciprocates, a coupling part, which is protruded on at least one of the base and the vibrator, and a leaf spring, which includes a frame and an elastic part. Here, the frame is coupled to the coupling part and disposed apart from the base or the vibrator in which the coupling part is formed, and the elastic part is extended from the frame and elastically supports the vibrator. Thus, the leaf spring can be prevented from having concentrated stress and damage occurred, thereby improving the lifetime of the leaf spring. | 2011-05-05 |
20110101798 | SPRING FOR LINEAR VIBRATION MOTORS - Disclosed herein is a spring for a linear vibration motor. The spring elastically supports a vibrator to a stator of the linear vibration motor. The vibrator linearly vibrates using electromagnetic force generated by interaction between a coil and a magnet. The spring is provided between the stator and the vibrator. The spring includes a body part and an elastic part. The elastic part is coupled at a first end thereof to the body part. The elastic part extends a predetermined length such that a second end thereof is spaced apart from the body part. | 2011-05-05 |
20110101799 | LINEAR VIBRATOR - A linear vibrator is disclosed. The linear vibrator in accordance with an embodiment of the present invention includes a base, a coil unit, which is coupled to the base, a magnet assembly, which forms a closed circuit of a magnetic force perpendicular to an electric current flowing through the coil unit and in which the magnet assembly relatively moves with respect to the coil unit, and an elastic member, which elastically supports the magnet assembly. Thus, a linear vibrator with an increased driving force can be provided by preventing the leakage of magnetic flux. | 2011-05-05 |
20110101800 | APPARATUS FOR HOLDING AN ELECTRICAL MACHINE SUCH THAT IT IS DECOUPLED FROM VIBRATION - The invention relates to an apparatus for holding an electrical machine ( | 2011-05-05 |
20110101801 | FORCED COOLING ROTARY ELECTRIC MACHINE - The invention aims at providing a forced cooling rotary electric machine capable of bringing temperature distribution close to a designed temperature distribution and avoiding becoming a larger size, and employs a wedge formed with ventilation grooves and a wedge not formed with the ventilation grooves to regulate the flow rates of cooling gas passing through air ducts, so that the cooling gas supplied to a part of a stator core, in which temperature is low, can be caused to flow positively to a part in which the temperature is high and the temperature distribution in the axial direction of the stator core can be uniformized. As a result, the temperature distribution in the axial direction of the stator core can be brought close to a designed temperature distribution, and a forced cooling rotary electric machine that need not be made larger in size with a margin can be obtained. | 2011-05-05 |
20110101802 | COOLING DEVICE FOR AN ELECTRIC MACHINE ARRANGEMENT - A cooling device ( | 2011-05-05 |
20110101803 | BRUSHLESS ROTARY ELECTRIC MACHINE - Provided is a brushless AC generator for a vehicle, with improved cooling performance for an exiting core and an exciting coil. In the brushless AC generator for the vehicle, a rotor includes: magnetic-pole cores fixed to a shaft; a cylindrical exciting core fixed to a rear bracket, the exciting core being inserted into one of the magnetic-pole cores; and an exciting coil formed by winding a conductor around a minor-diameter portion of the exciting core. The rear bracket includes: vent holes for the rotor, through which cooling air generated by rotation of a cooling fin passes, the vent holes for the rotor being formed around a bearing housing portion for housing a rear bearing therein; and a guiding portion including an air duct for guiding the cooling air, which has passed through the vent holes for the rotor, to the exciting core. | 2011-05-05 |
20110101804 | CONTROLLER-INTEGRATED ELECTRIC ROTATING MACHINE - There is obtained a controller-integrated electric rotating machine that is superior in terms of a cooling effect. | 2011-05-05 |
20110101805 | ELECTRICAL POWER SYSTEM, METHOD AND ASSEMBLY HAVING NONCONDUCTIVE SUPPORT BAR - A method, system and assembly for transferring electrical power adapted to provide power to a grounded aircraft is provided. The assembly comprises a first and second insulated electrical conductor and a plug body, attached to ends of these conductors. A first contact and a second contact is provided within the plug body, having electrically conductive connections with the first and second conductors. A non conductive support bar disposed at least partially within the plug body separating at least portions of the first contact and the first conductor from the second contact and the second conductor. | 2011-05-05 |
20110101806 | Safety Device for a Linear Actuator and a Linear Actuator - The invention concerns a safety device ( | 2011-05-05 |
20110101807 | Hydrodynamic bearing assembly and motor having the same - A hydrodynamic bearing assembly according to an aspect of the invention may include: a sleeve against which a shaft is supported so that an upper end of the shaft, being compressed and inserted into a hub base of a rotor case, protrudes upwardly in an axial direction; a first oil sealing unit having a first oil interface provided between the hub base and a counterpart component arranged downwardly in the axial direction; and a second oil sealing unit communicating with the first oil sealing unit through a communication channel and being tapered to form a second oil interface inside or outside the sleeve, wherein oil in the first oil sealing unit moves toward the second oil sealing unit along an inner diameter direction by a rotation of the rotor case. | 2011-05-05 |
20110101808 | MAGNETIC BEARING DEVICE - Provided is a magnetic bearing device capable of facilitating manufacture of the magnetic bearing device and improving precision in production thereof while maintaining eddy current reducing effects. The magnetic bearing device | 2011-05-05 |
20110101809 | ACTUATOR - An actuator that includes a housing and an electric motor arranged in the housing. The housing has an insertion opening with a cylindrical motor receiving compartment through which the electric motor is axially inserted. The electric motor axially rests on a bottom of the motor receiving compartment on a first side and axially projects from the insertion opening on an opposite side. The electric motor rests axially on a cover that is screwed to the housing for closing the insertion opening. The housing is at least partially threaded in an axial insertion section of the insertion opening. The cover has a threaded section complementary to the thread of the housing. The cover has a cup-shaped section with a cylindrical wall and a bottom on which the electric motor rests axially. | 2011-05-05 |
20110101810 | SERIAL CONNECTION STRUCTURE OF DIRECT-DRIVE MOTOR - A serial connection structure of a direct-drive motor, including a central shaft, a housing, at least two rotors and stators of the same number as the rotors. The central shaft has a predetermined length. The housing has an internal space and is coaxially fitted around the central shaft. The rotors are received in the housing and coaxially rotatably fitted on the central shaft at predetermined intervals. The stators are received in the housing and coaxially fitted around the central shaft corresponding to the rotors respectively. The stators are spaced from the rotors by a predetermined distance. The serial connection structure is applicable to a generator or a wind power generator system without extra connecting with any transmission gear system. Therefore, the number of components is decreased, the maintenance cost is lowered and the service is simplified. | 2011-05-05 |
20110101811 | Reconfigurable Inductive to Synchronous Motor - A reconfigurable electric motor includes rotatable permanent magnets in a rotor, the magnets having a first position producing a weak magnetic field and a second position producing a strong magnetic field. The motor is reconfigurable from an asynchronous induction motor at startup into a synchronous motor for efficient operation. The motor includes a squirrel cage for induction motor operation at startup with the permanent magnets positioned to product the weak magnetic field to not interfere with the startup. When the motor reaches sufficient RPM, the permanent magnets rotate to produce a strong magnetic field for high efficiency synchronous operation. The permanent magnets are magnetically biased to come to rest in the weak magnetic field position and a centrifugal mechanism holds the magnets in the weak magnetic field position until sufficient RPM are reached for transition to synchronous operation. | 2011-05-05 |
20110101812 | Electric Motor and/or Generator with Mechanically Tuneable Permanent Magnetic Field - Apparatus and method for tuning the magnetic field of brushless motors and alternators to obtain efficient operation over a broad RPM range. The motor or alternator includes fixed windings (or stator) around a rotating rotor carrying permanent magnets. The permanent magnets are cylindrical and have North (N) and South (S) poles formed longitudinally in the cylindrical magnets. The magnets reside in magnetic conducing pole pieces (for example, low carbon or soft steel, and/or laminated insulated layers, of non-magnetizable material). Rotating the cylindrical permanent magnets inside the pole pieces either strengthens or weakens the resulting magnetic field to adjust the motor or alternator for low RPM torque or for efficient high RPM efficiency. Varying the rotor magnetic field adjusts the voltage output of the alternators allowing, for example, a windmill generator, to maintain a fixed voltage output. Other material used in the rotor is generally non-magnetic, for example, stainless steel. | 2011-05-05 |
20110101813 | Rotary Single-Phase Electromagnetic Actuator - A single phase, rotary electromagnetic actuator comprising first and second stator assemblies, located in oppositely facing spaced apart positions along a common central axis, permits a magnetized disc magnet rotor to rotate about the common axis free of any magnetic attractive forces normally tending to move the disc magnet longitudinally along the axis, or alternatively to be located in a position to create a desired longitudinal attractive force. The entire assembly is maintained in operative positions by a circular belt which provides an inward facing lip on each side of which the stator assemblies are seated and which determines the magnetic airgap spacing for the disc. The invention may be implemented as a servo-actuator by the inclusion of an angular position sensor that uses the actuator rotor as the magnetic field emitter, and a receiver for the magnetic field and its contacts, located in the belt lip. | 2011-05-05 |
20110101814 | Reconfigurable Inductive to Synchronous Motor - A reconfigurable electric motor includes a rotor containing rotatable permanent magnets or non-magnetically conducting shunting pieces. The magnets and/or shunting pieces have a first position producing a weak magnetic field for asynchronous induction motor operation at startup and a second position producing a strong magnetic field for efficient synchronous operation. The motor includes a squirrel cage for induction motor operation at startup with the permanent magnets and/or shunting pieces positioned to product the weak magnetic field to not interfere with the startup. When the motor approaches or reaches synchronous RPM, the permanent magnets and/or shunting pieces rotate to produce a strong magnetic field for high efficiency synchronous operation. The position of the magnets and/or shunting pieces may be controlled by a centrifugal mechanism, or viscous damping may delay rotation of the magnets and/or shunting pieces, or electrically controlled apparatus may control positions of the magnets and/or shunting piece. | 2011-05-05 |
20110101815 | Electric Motor or Generator with Mechanically Tuneable Permanent Magnetic Field - Apparatus and method for tuning the magnetic field of brushless motors and alternators to obtain efficient operation over a broad RPM range. The motor or alternator includes fixed windings (or stator) around a rotating rotor carrying permanent magnets. The permanent magnets are generally cylindrical and have North and South poles formed longitudinally in the magnets. Magnetically conducting circuits are formed by the magnets residing in magnetic conducting pole pieces (for example, low carbon or soft steel, and/or laminated insulated layers, of non-magnetizable material). Rotating the permanent magnets, or rotating non-magnetically conducting shunting pieces, inside the pole pieces, either strengthens or weakens the resulting magnetic field to adjust the motor or alternator for low RPM torque or for efficient high RPM efficiency. Varying the rotor magnetic field adjusts the voltage output of the alternators allowing, for example, a windmill generator, to maintain a fixed voltage output. | 2011-05-05 |
20110101816 | STATOR FOR A ROTATING ELECTRIC MACHINE AND ROTATING ELECTRIC MACHINE - A stator includes a stator-core having slots and teeth, and a back-yoke having convex and concave portions. The convex portions are partially inserted into the slots, and the concave portions receive the teeth. The teeth include tip portions whose circumferential widths become larger along a radial direction from the inside to the outside of the stator. The back-yoke includes convex portions whose circumferential widths become larger along the radial direction from the outside to the inside of the stator. The tip portions and the convex portions have substantially the same shape. The length of a joint portion between the tip portion and the convex portion, the circumferential width of the tooth corresponding to a tip surface of the convex portion, the width of a root portion of the tooth, and the circumferential width of the convex portion corresponding to a bottom face of the concave portion are substantially the same. | 2011-05-05 |
20110101817 | VARIABLE GEOMETRY ELECTRIC MACHINE - A variable geometry electric machine that includes a moveable magnetic member that varies the flux path between a rotor and a stator of the machine depending on the machine speed to control the flux between the rotor and the stator. As the speed of the machine increases, the magnetic member is selectively withdrawn in an axial direction from between the rotor and the stator so that at higher machine speeds, the back EMF of the machine is reduced so that the speed of the machine can be increased. The magnetic member includes spaced apart magnetic strips mounted to a non-magnetic hub. In one embodiment, the magnetic strips are positioned within an air gap between the rotor and the stator and against ends of teeth of the stator, where stator coils are positioned between the teeth. In another embodiment, the magnetic strips are positioned within the teeth of the stator. | 2011-05-05 |
20110101818 | SEGMENTED STATOR ASSEMBLY - An electric machine and stator assembly are provided that include a continuous stator portion having stator teeth, and a tooth tip portion including tooth tips corresponding to the stator teeth of the continuous stator portion, respectively. The tooth tip portion is mounted onto the continuous stator portion. | 2011-05-05 |
20110101819 | FIXING ENHANCEMENT MECHANISM FOR LARGE IRON CORE - A fixing enhancement mechanism for large iron core, including an iron core and two end rings. The iron core is composed of several arc-shaped bodies, which are successively connected in an annular form with their curvature centers coinciding with each other. The end rings are coaxially fixedly connected to two axial ends of the iron core respectively to keep the iron core in the annular form. The fixing reinforcement mechanism further includes an enhancement section having several rod-shaped enhancement members. The enhancement members are bridged between the two end rings in abutment with outer arc surfaces of the arc-shaped bodies. According to the fixing enhancement mechanism, the components for fixing the large iron core are simplified and the fixing performance is enhanced to keep the motor operating stably. | 2011-05-05 |
20110101820 | BRUSH HOLDER ASSEMBLY WITH SPRING CLIP - A brush holder assembly of an electrical device is disclosed. The brush holder assembly includes a brush holder, a spring clip removable from the brush holder, a spring detachably coupled to the spring clip, and a spring retainer for retaining the spring on the spring clip. The spring clip is slidably disposed in channels of the brush holder. The detachable spring includes an end region extending around the end of the spring clip such that a first portion of the spring is facing a first side of the spring clip and a second portion of the spring is facing a second side of the spring clip. The spring retainer extends around the end of the spring clip over the end region of the spring. | 2011-05-05 |
20110101821 | ELECTRODE COMB, MICROMECHANICAL COMPONENT, AND METHOD FOR PRODUCING AN ELECTRODE COMB OR A MICROMECHANICAL COMPONENT - An electrode comb for a micromechanical component includes at least one electrode finger for which a first electrode finger subunit with a first central longitudinal axis and a second electrode finger subunit with a second central longitudinal axis are defined. The second central longitudinal axis are defined is inclined in relation to the first central longitudinal axis about a bend angle not equal to 0° and not equal to 180°. | 2011-05-05 |
20110101822 | Surface acoustic wave sensor and system - A surface acoustic wave sensor to measure physical, biological or chemical parameters is claimed. Using different piezoelectric substrate materials, piezoelectric substrates with different thicknesses or metallizations with different thicknesses or patterns are used to distinguish between the effects of different physical, biological or chemical parameters. | 2011-05-05 |
20110101823 | ACTUATOR - The invention provides an actuator for an electric motor and an electric motor including said actuator. The actuator includes one or more body formed from a dielectric elastomer, each body having at least one active region that is directly or indirectly coupled to a drive means. The active regions are arranged such that, in use, actuation thereof causes driven means to move with components in at least first and second directions, preferably within a plane of the body. | 2011-05-05 |
20110101824 | ULTRASONIC DIAGNOSTIC APPARATUS - There are provided a transducer that irradiates an ultrasonic wave, a transmitter that drives the transducer, and a plurality of power sources that supply a plurality of positive voltages and negative voltages to the transmitter. The transmitter includes a plurality of switches (SW | 2011-05-05 |
20110101825 | PIEZOELECTRIC MOTOR - Disclosed herein is a piezoelectric motor. The piezoelectric motor includes a piezoelectric vibrating body, a dummy piezoelectric sheet layer and a contact member. The piezoelectric vibrating body is configured such that piezoelectric sheets on which electrode patterns are printed are stacked on one on another. The dummy piezoelectric sheet layer is provided on the piezoelectric vibrating body. The contact member is provided on the outer surface of the dummy piezoelectric sheet layer. The contact member transmits vibrations generated from the piezoelectric vibrating body to the outside. Therefore, the piezoelectric motor can minimize a problem in which vibration characteristics vary attributable to contact between a contact member and an electrode pattern of a piezoelectric vibrating body. | 2011-05-05 |
20110101826 | LINEAR DRIVING DEVICE - In a linear driving device | 2011-05-05 |
20110101827 | ENERGY HARVESTING DEVICE - The present invention discloses an energy harvesting device that converts small magnitude and low frequency vibrations into electrical energy. The device can include a base, a low frequency element, and a piezoelectric element. The low frequency element can be movably attached to the base and the piezoelectric element can also be attached to the base and be spaced apart from the low frequency element with a vacant space therebetween. Upon vibration of the low frequency element resulting from environmental vibrations, the low frequency element can impact the piezoelectric element and cause elastic deformation thereto. | 2011-05-05 |
20110101828 | PIEZOELECTRIC ELEMENT AND METHOD FOR MANUFACTURING THE SAME - A piezoelectric element includes a substrate, and a lower electrode layer, a piezoelectric layer, and an upper electrode layer sequentially formed on the substrate. The substrate has a linear thermal expansion coefficient higher than that of the piezoelectric layer, and the piezoelectric layer includes a polycrystalline body having an in-plane stress in a compressive direction. Thus, the piezoelectric element realizes the piezoelectric layer having a high orientation in a polarization axis direction, high proportionality of a displacement amount with respect to an applied voltage, and a large absolute value of the displacement amount. | 2011-05-05 |
20110101829 | Piezoelectric Multilayer Component - A piezoelectric multilayer component includes a stack of green piezoceramic layers which are arranged one on top of the other. A first electrode layer is applied to a piezoceramic layer and contains a first metal. A second electrode layer is applied to a further piezoceramic layer and is adjacent to the first electrode layer in the stacking direction. The second electrode layer contains a higher concentration of the first metal than does the first electrode layer. | 2011-05-05 |
20110101830 | SECURE MODULAR STORAGE ASSEMBLY - The invention relates to a storage assembly of a type that comprises at least two modules which can be solidly connected to one another, each of said modules being equipped with means for accessing at least one storage space, closure means and means for solidly connecting the modules to one another. The inventive assembly is characterized in that at least one module comprises means for locking the means for solidly connecting the modules to one another and closure means for closing off access to at least one module. | 2011-05-05 |
20110101831 | CARRIER - A carrier includes a tray for accommodating a data storage device, a bracket fixed to the tray, a retaining member pivotably attached to the bracket at a first end of the retaining member, a lever member pivotably mounted to the bracket, and a first resilient member located between the retaining member and the lever member. A latch protrudes out from the lever member. When the retaining member is pivoted to engage with the bracket, the first resilient member urges the lever member to pivot, thereby the latch of the lever member engaging with a chassis of an electronic device. A second end of the retaining member releasably engages with the bracket. | 2011-05-05 |
20110101832 | SECURING MECHANISM AND ELECTRONIC DEVICE ENCLOSURE USING THE SAME - A securing mechanism secures a component in an electronic device enclosure. The component chassis includes a positioning portion and an engaging portion positioned on the component chassis. The securing mechanism includes a fixing bracket and a resilient member fixed on the fixing bracket. The fixing bracket includes a guiding portion latching with the positioning portion to enable the component to slide relative to the fixing bracket. The resilient member includes a latching portion engaged with the engaging portion to assemble the component on the fixing bracket. When the resilient member deforms resiliently, the latching portion disengages from the engaging portion to remove the component from the fixing bracket. | 2011-05-05 |
20110101833 | Ratcheting Rack-Mount Kit Reinforcement Mechanism for Storage Rack - A storage rack for supporting a server chassis in a storage cabinet. The storage rack includes front and rear vertical support members and one or more rack mount kits for slidably supporting one or more computing devices (e.g., servers). Each rack mount kit may include a pair of rail assemblies, each rail assembly including outer, middle and inner rail assemblies. The outer rail assembly may include first and second outer rail members that are slidable relative to each other and one or more locking mechanisms that may be operable to selectively limit sliding or translation of the first and second outer rail members relative to each other. In one arrangement, a locking mechanism may include a ratchet assembly that may allow the first and second outer rail members to slide in a first direction when the locking mechanism is engaged and in the first direction and an opposite second direction when the locking mechanism is released. | 2011-05-05 |
20110101834 | CASING WITH A METALLIC SHEET AND A SCREW SEALING AN EXTRUDED TAPPED HOLE IN THE METALLIC SHEET - A casing includes a metallic sheet and a screw. The metallic sheet is formed with an extruded tapped hole surrounded by an arcuate portion in the metallic sheet and a sleeve integrally with and depending from the arcuate portion. The sleeve has internal threads. On the other hand, the screw is configured to seal the extruded tapped hole of the metallic sheet. The screw has a threaded section configured to be mated with the internal threads of the sleeve of the metallic sheet, and a flat head capable of abutting against the arcuate portion and sitting flush with the metallic sheet when the screw is placed in the extruded tapped hole of the metallic sheet. | 2011-05-05 |
20110101835 | LATCHING MECHANISM AND COMPUTER CHASSIS USING THE SAME - A computer chassis includes a housing, a sideboard defining a latching hole, and a latching mechanism. The latching mechanism includes a supporting assembly, a first latching member, a second latching member, a rotation shaft, an elastic member, and a pressing assembly. The supporting assembly is mounted in the housing. The first latching member includes a first gear portion and a first hook. The second latching member includes a second gear portion and a second hook. The rotation shaft passes through the second latching assembly and the first latching assembly and is partially received in the base. The gear is engaged with the first gear portion and the second gear portion. One end of the elastic member is secured to the first latching member, and an opposite end of the elastic member is secured to the second latching member. The pressing assembly is moveably connected to the rotation shaft. | 2011-05-05 |
20110101836 | DOMESTIC APPLIANCE ACCESS PANEL - An access panel is disclosed for extending across a lower frontal section of a domestic appliance positioned on a surface. The access panel includes, a substantially rigid middle portion having a top edge and a bottom edge, a flexible top portion attached along at least a portion of the top edge of the substantially rigid middle portion for positioning adjacent the lower frontal section of the domestic appliance, and a flexible bottom portion attached along at least a portion of the bottom edge of the substantially rigid middle portion for positioning adjacent the surface. A leveling bracket is disposed adjacent the lower frontal section of the domestic appliance. The leveling bracket has a slot for receiving at least one tab element of the access panel for retaining the access panel across the lower frontal section of the domestic appliance, the tab element being moveable within the slot between a first position and a second position for adjusting the height of the flexible bottom portion in relation to the surface. | 2011-05-05 |
20110101837 | STORAGE AND RETRIEVAL SYSTEM - The storage and retrieval system includes a frame having at least two columns adjacent to one another. A track is disposed in each column, each track being generally parallel to one another. A plurality of storage units reside and move within the tracks. An actuator coupled to the frame displaces the storage units in the columns and a pair of conveyors move the storage units between columns to permit sequential clockwise or counterclockwise movement of the plurality of storage units within the frame. | 2011-05-05 |
20110101838 | GLASS APPLIANCE COVER WITH BONDED HARDWARE - A cover assembly for an appliance includes a glass panel and at least one metallic attachment element bonded to an inner surface of the glass panel via a layer of cured adhesive. The at least one metallic element is configured for mounting to at least one corresponding structure of the appliance to mount the cover assembly at the appliance. The layer of cured adhesive bonds the at least one metallic element to the inner surface of the glass panel without exposure of the bonded element on an outer surface of the glass panel. A perimeter frame portion may be established around a perimeter region of the glass panel. | 2011-05-05 |
20110101839 | Closing Device for Drawers - A closing device that includes a latching member that when moved a given distance utilizes a gear to affect a mechanical advantage that results in an end of a biasing member being moved less than the given distance. The biasing member is used in moving a first drawer slide member to a closed position relative to a second drawer slide member, and use of the gear and the resulting mechanical advantage provide a smoother transition when the first drawer slide member is engaged or disengaged from the closing device. | 2011-05-05 |
20110101840 | DOOR-LOCKING DEVICE FOR A HOUSEHOLD APPLIANCE, DOOR ARRANGEMENT COMPRISING A DOOR-LOCKING DEVICE AND METHOD FOR LOCKING A DOOR OF A HOUSEHOLD APPLIANCE - A door locking device for a household appliance is provided. The door locking device includes a base member that has a receptacle; a closing element on a door side that is moved into the receptacle when a door of the household appliance is closed; a control unit; an electrical switch that is switched over in a closed position of the closing element and via which an information signal signaling the closed position of the closing element is transmitted to the control unit; and an interlocking device to mechanically interlock the door. The mechanical interlocking of the door is facilitated in an interlock position of the closing element and the closing element is moved from the interlock position into the closed position when the door is closed. | 2011-05-05 |
20110101841 | LED lamp - A LED lamp includes a lamp cap, a body case, a power unit, a bulb shell and a connecting member. The power unit includes a driving printed circuit board designed to be a Class 2 isolation driving power, a metal core printed circuit board electrically connected with the driving printed circuit board; and at least one LED provided on and electrically connected with the metal core printed circuit board, in such a manner that, commercial power input by the lamp cap is transformed into a working current and voltage of the LED by the driving printed circuit board so that the LED is driven to work. The bulb shell is made of glass material. The connecting member can be made of glue, silica gel, PC/PBT and other plastic materials. The bulb shell is fittingly and shapedly engaged with the other end of the body case by the connecting member. | 2011-05-05 |
20110101842 | Distributed Element Light-Emitting-Diode (LED) Light Fixture - The invention is a distributed element LED light bulb | 2011-05-05 |
20110101843 | MOTOR VEHICLE LAMP - The invention relates to a lamp for motor vehicle headlamps, and in particular a high intensity discharge lamp, comprising at least one envelope which is arranged on a base and which is provided with two coatings arranged diametrically opposite one another, wherein the coatings ( | 2011-05-05 |
20110101844 | SPARK PLUG HAVING PRESSURE SENSOR - A spark plug is intended for combustion engines and comprises a metal housing having a ground electrode disposed at the front and a thread having a rear sealing surface for installation in the combustion engine. The spark plug in particular includes a pressure sensor disposed laterally in the housing for determining a combustion chamber pressure and a ceramic body having a center electrode. The ceramic body is disposed in the housing next to the pressure sensor and acting as an electric insulator. As viewed from the combustion chamber, the ceramic body defines a front clamping shoulder and a rear stop for clamping the ceramic body into the housing. The outside diameter of the ceramic body gradually decreases in the region of the thread located between the rear sealing surface and the front clamping shoulder. | 2011-05-05 |
20110101845 | FIELD EMISSION CATHODE DEVICE AND DISPLAY USING THE SAME - A field emission cathode device includes an insulative substrate, a plurality of cathode electrodes, and a plurality of electron emission units. The insulative substrate has a top surface and a bottom surface. The insulative substrate defines a plurality of openings. The cathode electrodes are located on the bottom surface. Each of the electron emission units has a first portion secured between the insulative substrate and one corresponding cathode electrode and a second portion received in one corresponding opening. | 2011-05-05 |
20110101846 | FIELD EMISSION ELECTRON SOURCE HAVING CARBON NANOTUBES - A field emission electron source having carbon nanotubes includes a CNT string and a conductive base. The CNT string has an end portion and a broken end portion. The end portion is contacted with and electrically connected to the surface of the conductive base. The CNTs at the broken end portion form a tooth-shape structure, wherein some CNTs protrude and higher than the adjacent CNTs. Each protruded CNT functions as an electron emitter. | 2011-05-05 |
20110101847 | FIELD EMISSION CATHODE PLATE AND METHOD FOR FABRICATING THE SAME - A field emission cathode plate is disclosed, which includes: a substrate; a cathode layer, disposed on the substrate; a conductive layer with an arc surface or a resistor layer with an opening and resistivity larger than that of the cathode layer, disposed on the cathode layer; and a cambered field emission layer, having an arc surface and disposed on the conductive layer or on the cathode layer in the opening of the resistor layer and covering the resistor layer around the opening. The present invention also provides a method for fabricating the above-mentioned field emission cathode plate. The method can provide field emission cathode plate achieving uniform field emission and does not involve high resolution and cost. | 2011-05-05 |
20110101848 | FLUORESCENCE-BASED LIGHT EMITTING DEVICE - A light emitting device generates a broadband light beam in response to an excitation light beam. The light emitting device includes a matrix in which is provided a plurality of fluorescent components of different types. Each type of fluorescent component has an absorption spectrum and an emission spectrum respectively differing from absorption and emission spectra of other types of fluorescent components. The matrix and the types, concentration and positioning of the fluorescent components are selected to output the broadband light beam in response to the excitation light beam. The types of fluorescent components may include fluorescent compounds, quantum dots or a combination thereof. The light-emitting device above may be used as a fluorescent standard, or incorporated into a light source. Scattering elements may also be incorporated in the matrix. | 2011-05-05 |
20110101849 | PLASMA DISPLAY PANEL - A plasma display panel (PDP) includes: a front substrate facing a rear substrate; first and second discharge enhancement layers disposed between the front and rear substrates and arranged on both sides of a main discharge space; first and second barrier ribs respectively formed on the first and second discharge enhancement layers and defining first and second asymmetric stepped spaces along with the first and second discharge enhancement layers; a scan electrode and a common electrode inducing a mutual discharge in the main discharge space; an address electrode generating an address discharge along with the scan electrode and extending in a direction to intersect the scan electrode; a phosphor layer formed in at least the main discharge space; and a discharge gas filled in the main discharge space and the first and second stepped spaces. Accordingly, the PDP having high efficiency may operate with low power and obtain high luminous brightness. | 2011-05-05 |
20110101850 | QUICK START SHIELDED FLUORESCENT LAMP AND METHOD FOR PRODUCING THE SAME - A quick start energy-saving fluorescent lamp comprising a bulb holder assembly, a light tube, a glass shade, a protruding cold end, a thermal insulation glue, and an amalgam vapor source. The protruding cold end is disposed at the front end of the light tube and contacts with the glass shade. The thermal insulation glue is disposed outside and around the cold end. The amalgam vapor source is disposed inside the cold end. The lamp can work at high temperature with low temperature amalgam vapor source and maintain high luminous efficiency, and the lamp can reach the rated brightness quickly. A method for producing the lamp is also provided. | 2011-05-05 |
20110101851 | LIGHT-EMITTING DEVICE - A light-emitting device is provided, which includes a package having a first portion and a second portion surrounding it, a semiconductor light-emitting element mounted on the first portion and emitting a light having an emission peak in a near-ultraviolet region, a transparent resin layer covering the semiconductor light-emitting element and contacted with the package, and a laminated body formed on the transparent resin layer with end faces of the laminated body being contacted with the second portion. The transparent resin layer has an arch-like outer profile perpendicular cross section. The laminated body has an arch-like outer profile in perpendicular cross section and comprises a red fluorescent layer, a yellow fluorescent layer, a green fluorescent layer and a blue fluorescent layer laminated in the mentioned order. The yellow fluorescent layer has a top portion which is made larger in thickness than that of the end face portions thereof. | 2011-05-05 |
20110101852 | LIGHT-EMITTING DEVICE AND METHOD OF MANUFACTURING THE SAME - To provide a bright and highly reliable light-emitting device. An anode ( | 2011-05-05 |
20110101853 | ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD OF FABRICATING THE SAME - A method for fabricating an organic electroluminescent display device includes: forming a switching thin film transistor, a driving thin film transistor and an organic electroluminescent diode on a mother substrate having a plurality of unit cell areas; forming a cutting portion in a metal foil having a plurality of unit metal foil areas, the metal foil having a size corresponding to the mother substrate; forming an adhesive layer on the metal foil; attaching the mother substrate and the metal foil such that the adhesive layer contacts the mother substrate; and cutting the mother substrate and the metal foil along the cutting portion. | 2011-05-05 |
20110101854 | Organometallic Complex, Light-Emitting Element, Display Device, Electronic Device, and Lighting Device - Provided are organometallic complexes that can exhibit phosphorescence. One of the novel organometallic complexes is represented by General Formula (G1). In General Formula (G1), R | 2011-05-05 |
20110101855 | DISPLAY APPARATUS - Provided is a display apparatus that uses a sealing configuration with a protective layer and in which the luminous efficiency of an organic electroluminescent element that emits blue light is improved. | 2011-05-05 |
20110101856 | Ion-Pairing Soft Salts Based On Organometallic Complexes And Their Applications In Organic Light Emitting Diodes - Organometallic soft salt compounds are provided. In particular, the compounds comprise mononuclear Ir-based soft salts. The compounds may be used in organic light emitting diodes (OLED) and light emitting cells (LEC). | 2011-05-05 |
20110101857 | ORGANIC EL DISPLAY AND METHOD OF MANUFACTURING THE SAME - An object of the present invention is to provide an organic EL display that enables accurate measurement of the thickness of a transparent resin in an effective pixel area. The organic EL display of the present invention has a structure in which an organic EL device ( | 2011-05-05 |
20110101858 | DIELECTRIC BARRIER DISCHARGE LAMP CONFIGURED AS A COAXIAL DOUBLE TUBE HAVING A GETTER - A dielectric barrier discharge lamp ( | 2011-05-05 |
20110101859 | FIELD EMISSION DEVICE WITH PROTECTING VAPOR - A field emission device in which a protectin vapor is present in an evacuated space between a field emission cathode assembly and an anode. The protectin vapor may be one or more hydrogen-containing gases suc as a gas containing M—H bonds where M may be C, Si, B, Al or P. The protecting vapor has within the evacuated space a partial pressure greater than about 10 | 2011-05-05 |
20110101860 | DISCHARGE LAMP, MANUFACTURING METHOD THEREOF, AND PROJECTOR - A discharge lamp that includes an arc tube made from silica glass, and a modified layer as a boron- or germanium-diffused layer formed in an inner surface of the arc tube. | 2011-05-05 |
20110101861 | LED LAMP - The present invention relates to an LED lamp in which, because the lamp has therein a heat dissipation transfer member and the power source base thereof is made of materials including polycarbonate, etc. with a high emission rate of radiation so as to enhance its surface heat dissipation constant, the power source base has sufficient heat dissipation performance and, thus, a separate insulation circuit is not necessary, thereby improving reliability and productivity of the lamp as well as reducing the cost of manufacturing. | 2011-05-05 |
20110101862 | System and methods for plasma application - The present disclosure provides for a plasma system. The plasma system includes a plasma device, an ionizable media source, and a power source. The plasma device includes an inner electrode and an outer electrode coaxially disposed around the inner electrode. The inner electrode includes a distal portion and an insulative layer that covers at least a portion of the inner electrode. The ionizable media source is coupled to the plasma device and is configured to supply ionizable media thereto. The power source is coupled to the inner and outer electrodes, and is configured to ignite the ionizable media at the plasma device to form a plasma effluent having an electron sheath layer about the exposed distal portion. | 2011-05-05 |
20110101863 | EXTREME ULTRAVIOLET LIGHT SOURCE DEVICE AND METHOD FOR PRODUCING EXTREME ULTRAVIOLET LIGHT - An EUV (Extreme Ultra Violet) light source device ionizes a target material in an ionizer, and supplies the ionized target material to a point of generating a plasma. This reduces the generation of debris. The ionizer simultaneously irradiates laser beams of plural wavelengths corresponding to the excited level of tin on a target material to ionize the target material. The ionized target material is extracted from the ionizer with a high voltage applied from an ion beam extractor, and accelerated and supplied to a plasma generation chamber. When driver laser beam is irradiated on the ionized target material, a plasma is generated, thereby emitting EUV radiation. | 2011-05-05 |
20110101864 | LAMP WITH SNOW REMOVING STRUCTURE - A lamp includes a bracket having a cover, a lamp body fixed to the bracket by a shaft, a heating device and a pressure switch. The lamp body includes first and second portions at opposite sides of the shaft. The heating device is mounted at the first portion of the lamp body and the cover. The pressure switch is mounted to the cover and engages with a top of the second portion. When a weight of the snow/ice accumulated on the first portion of the lamp body is beyond a set value, the pressure switch controls the heating device to be switched on to melt the snow/ice; when the weight of the snow/ice accumulated on the lamp body decreases to be less than the set value, the pressure switch controls the heating device to be switched off. | 2011-05-05 |
20110101865 | MULTI-LAMP DRIVING SYSTEM - A multi-lamp driving system includes a power supply and at least one balance transformer. Each balance transformer includes two cores, two primary windings, two secondary windings and two protection windings. Each primary winding is wrapped around a core and serially connected to a lamp to form a first circuit branch in parallel connection with each other. The first circuit branches are powered by the power supply. The Each secondary winding is wrapped around a core and connected to a primary winding. The two secondary windings are connected in series to form a short circuit loop. Each of the protection windings is wrapped around a core and connected to a primary winding. The protection windings are wrapped in opposite directions and connected in series to form a second circuit branch. The second circuit branch outputs voltage signals to the power supply when induced voltages crossing the protection windings are unequal. | 2011-05-05 |
20110101866 | Multiple failure detection shutdown protection circuit for an electronic ballast - A shut-down circuit configured for use with an electronic ballast coupled to a lamp in a control path includes a device for sensing the electrical energy associated with the control path, and a sensing circuit for shutting down the ballast in the event that the energy does not conform to a predetermined condition. The sensed energy may be current indicative of lamp installation or short circuit, or voltage indicative of arcing or open circuit. The device for sensing the electrical energy associated with the control path may be an isolation transformer, or alternative devices such as optical isolators may be employed. The circuitry may further include electronic componentry to disable the sensing circuit during initial energization of the lamp. In one disclosed example, the sensing circuit includes a node that should be at or near a predetermined electrical potential when the lamp is operating properly, and a switch such as a Schmitt trigger coupled to the node that turns on or off to shut down the ballast if the node is not at or near the predetermined electrical potential. In an implementation used to detect voltage fluctuations indicative of arcing, the circuitry may include a high-pass filter or differentiator and detector to detect high-frequency noise. Alternatively, a phase-locked loop may be coupled to a low-pass filter to detect high-frequency noise indicative of arcing. In another alternative implementation, a microprocessor performing a digital signal processing algorithm may determine the presence of an abnormal condition. | 2011-05-05 |
20110101867 | LIGHTING APPARATUS, DRIVING CIRCUIT OF LIGHT EMITTING DIODE AND DRIVING METHOD THEREOF - A driving circuit suitable for receiving an alternating current (AC) power to drive a light emitting diode (LED) is provided. The driving circuit includes a rectifier circuit, a process unit, an electric energy conversion circuit, and a detection unit. The rectifier circuit rectifies the AC power to output a first operating voltage. The processing unit is coupled to the rectifier circuit and outputs a second operating voltage and a pulse width modulation (PWM) signal. The electric energy conversion circuit is coupled between the rectifier circuit, the processing unit and the LED and drives the LED according to the PWM signal. The detection unit is coupled to the rectifier circuit and the processing unit and detects the first operating voltage. When the first operating voltage is lower than or equal to a threshold voltage, the detection unit outputs a disable signal to the processing unit to disable the PWM signal. | 2011-05-05 |
20110101868 | REPLACEABLE LIGHTING UNIT WITH ADJUSTABLE OUTPUT INTENSITY AND OPTIONAL CAPABILITY FOR REPORTING USAGE INFORMATION, AND METHOD OF OPERATING SAME - A lighting unit includes a power supply, a light source, a controller, and an output intensity adjustment mechanism. The adjustment mechanism is configured to allow a user to set an output intensity of a plurality of non-zero intensities generatable by the light source. The controller is operable to control a supply of electrical power from the power supply to the light source such that the light source illuminates in accordance with the intensity set by the user. The lighting unit is also operable to optionally report usage information for the lighting unit (e.g., cumulative on time) using the light source to produce a visually undetectable information signal. The controller is further optionally operable to adjust (e.g., increase) the electrical power supplied to the light source when the cumulative on time for the light source corresponds to a point on a lumen depreciation curve indicating a reduction in light source intensity. | 2011-05-05 |
20110101869 | Network master for wireless fluorescent lamp lighting control networks - A system involves a plurality of RF-enabled occupancy detectors. Each occupancy detector communicates with and controls an associated plurality of RF-enabled fluorescent lamp starter units. A network master has an RF transceiver used to communicate with the occupancy detectors using a first protocol, thereby retrieving status information from the starter units. The network master also has a second RF transceiver for communicating directly with a cellular telephone using a second protocol. A user can use the cellular telephone to control and interact with the lighting system through the network master, and/or to retrieve status information from the network master. The network master automatically generates and sends email alerts to the user by sending the alerts to an email server. The email server forwards the emails to the cellular telephone via a cellular telephone network. Alerts may, for example, indicate a low battery voltage condition or that a lamp needs replacement. | 2011-05-05 |
20110101870 | ELECTROLUMINESCENT AREA ILLUMINATION WITH INTEGRATED MECHANICAL SWITCH - An electroluminescent lam including a lamp substrate; a first electrode formed over the lamp substrate device side, one or more layers having light-emitting material formed over the first electrode, and a second electrode formed over the one or more layers, a chiplet having a chiplet substrate separate and independent from the lamp substrate and adhered to the lamp substrate device side, one or more connection pads, a mechanical switch, and a control circuit for controlling the mechanical switch, the mechanical switch electrically connected to one or more connection pads and at least one connection pad electrically connected to the first or second electrode with one or more electrical connection(s); and an insulating and planarization layer formed over at least a portion of the chiplet and the electrical connections so that the chiplet is an embedded chiplet. | 2011-05-05 |
20110101871 | CONFIGURATION OF A LUMINAIRE SYSTEM - There is provided a method for advanced configuration and initialization of a luminaire system. The luminaire system comprises one or more lighting devices ( | 2011-05-05 |
20110101872 | SYSTEMS AND METHODS FOR EMBEDDING INTERRUPTS INTO A SERIAL DATA STREAM - Systems and methods for transmitting and processing interrupts by embedding interrupt information into a serial data stream are disclosed. An event is detected and converted into an interrupt signal. The interrupt signal is converted into a special interrupt character or symbol sequence. The special interrupt character or symbol sequence is embedded into a serial data stream at the next available character or symbol boundary and transmitted to a receiving controller. The receiving controller strips the special interrupt character or symbol sequence from the serial data stream and raises a corresponding interrupt. The receiving controller processes the interrupt by interrupting normal processing to run an interrupt subroutine. Once the receiver has detected and raised an interrupt, it can return an acknowledgement character or symbol sequence by the same mechanism. The transmitter can repeat the interrupt embedding and transmission if it fails to receive the acknowledgement within a predetermined period of time. | 2011-05-05 |
20110101873 | LIGHTING DISPLAY HAVING ANIMATED EFFECT - A decorative lighting display including at least one string of lighting elements positioned within a display housing having a plurality of distinct regions, and wherein, when the lighting display is activated, one or more lighting elements positioned in a first region of the housing intermittingly illuminate a first portion of the display and one or more lighting elements positioned in a second region intermittingly illuminate a second portion of the display, the intermittent illumination of the first and second portions of the display cooperating to produce a dynamic or animated visual effect. | 2011-05-05 |
20110101874 | METHOD OF DRIVING LIGHT SOURCE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method of driving a light source apparatus includes inverting a direct current voltage to generate a first alternating current voltage, transforming the first alternating current voltage into a second alternating current voltage having a voltage level that is greater than a voltage level of the first alternating current voltage, compensating a driving alternating current voltage based on the second alternating current voltage to generate a compensated driving alternating current voltage such that a substantially equal current flows through each light emitting string of a plurality of light emitting string included in the light source apparatus, and rectifying the compensated driving alternating current voltage to apply a driving voltage to the light emitting strings. | 2011-05-05 |
20110101875 | LIGHT EMITTING DEVICE - A light emitting device includes: a plurality of light emitting elements configured to emit light when a direct current is supplied thereto; and a direct current power supply circuit configured to supply an electric current of a given level or more to the light emitting elements. The light emitting device further includes: a light emitting element voltage detection circuit configured to detect a voltage applied to the light emitting elements; and a forward/reverse inverting circuit configured, when the light emitting element voltage detection circuit detects an abnormality in a light emitting element, to apply a reverse voltage to the light emitting element in which the abnormality is detected. | 2011-05-05 |
20110101876 | Light Emitting Diode Driving Circuit - A LED driving circuit includes a transformer, a rectifying filtering circuit, a PWM IC, a constant current circuit, and a feedback circuit. The transformer has a primary side and a secondary side. The rectifying filtering circuit is coupled to the secondary side and has a first output terminal. The PWM IC is coupled to the primary side. The constant current circuit has a second output terminal. A LED load is adapted to couple between the first output terminal and the second output terminal. The feedback circuit has a first input terminal coupled to the first output terminal to receive a first voltage and a second input terminal coupled to the constant current circuit to receive a second voltage. The second voltage varies with a conduction status of the LED load. The feedback circuit is adapted to control the PWM IC according to the received first and second voltages. | 2011-05-05 |