Class / Patent application number | Description | Number of patent applications / Date published |
307106000 | WAVE FORM OR WAVE SHAPE DETERMINATIVE OR PULSE-PRODUCING SYSTEMS | 62 |
20080203825 | IMPULSE GENERATOR UTILIZING NONLINEAR TRANSMISSION LINE - The impulse generator comprises a nonlinear transmission line capable of obtaining an impulse with a small half value width and a large amplitude, in which a plurality of transmission line units having a unit line unit and a diode are connected in series, a pulse generator connected to the transmission terminal of the nonlinear transmission line, and a bias-dependent element connected to the reception terminal of the nonlinear line, wherein the anode of the diode of the transmission line unit is connected to the transmission line and the cathode is connected to the ground, and one end of the bias-dependent element is connected to the reception terminal of the transmission line and the other end is biased to a negative potential. | 08-28-2008 |
20080224545 | PULSE GENERATING DEVICE AND METHOD - A pulse generating device and method are provided. The pulse generating device includes a control device, a first knob, and a second knob. The control device is configured to receive a pulse signal and generate a pulse command. After being actuated, the first knob provides a single pulse of the pulse signal to the control device for triggering the control device to generate a single pulse command. The second knob provides the pulse signal to the control device in a frequency corresponding to a twisted angle of the second knob so as to trigger the control device to repeatedly generate the pulse command. | 09-18-2008 |
20080238210 | Method and apparatus for generating short duration high voltage energy pulses using integrated generators and antennae - A method and a small profile apparatus for generating high voltage impulses. Integration of the radiating antenna with the impulse source structure makes possible the small size of the present invention. | 10-02-2008 |
20080315688 | PULSED POWER SUPPLY - A pulsed power supply includes a DC power source, and a transformer and a switch which are connected in series with each other across the DC power source. The pulsed power supply operates to produce a plurality of high-voltage pulses in a repetition of cycles in each of which an induced energy is stored in the transformer when the switch is turned on and a high-voltage pulse is generated across a secondary winding of the transformer when the switch is turned off. The current flowing through the primary winding of the transformer is controlled to keep its peak value constant. The pulsed power supply further includes a current detector for detecting the current flowing through the primary winding of the transformer, and a third circuit for turning off the switch when the current detected by the current detector reaches the peak value. | 12-25-2008 |
20090206676 | ULTRASOUND TRANSMIT PULSE GENERATOR - A ultrasound transmit pulse waveform generator for driving a piezoelectric transducer in medical ultrasound imaging, nondestructive testing (NDT) ultrasound imaging applications, includes a capacitor, switching programmable current sources, and a power amplifier. | 08-20-2009 |
20100026101 | Bipolar pulse generators with voltage multiplication - A bipolar pulse generator includes two, two-conductor transmission lines coupled together with a load positioned between the two transmission lines. Each conductor of a transmission line we define as a segment. Two segments of one transmission line are charged and switchably coupled to two segments of the other transmission line to produce a bipolar pulse on the matched load. This bipolar pulse generator may be implemented in a flat or a folded design. The generator may include two transmission line structures coupled together with a load positioned between each transmission line structures. The first transmission line structure may include a stepped transmission line and an embedded transmission line segment. A switch may be coupled between the embedded transmission line segment and another segment of the transmission line structure. During operation, the first transmission line structure may be charged to a potential with the switch in the open position and, when the switch is closed, the charge on the first transmission line structure together with the second transmission line structure generates a bipolar pulse on the matched load. | 02-04-2010 |
20100090539 | METHOD AND APPARATUS FOR PULSED POWER GENERATION - Respective pulsed power supplies for plasma opening switches each produce a first current and a second current during a power pulse and a difference between the first current and the second current during a terminal portion of the power pulse. The pulsed power supplies are initiated or adjusted in response to measured opening times of the plasma opening switches in order to minimize or eliminate a need for command triggered opening of the plasma opening switches. Command triggered opening may occur in real time for a shot as needed in response to asymmetry of opening times of the plasma opening switches in the array during the shot. | 04-15-2010 |
20100141043 | HIGH VOLTAGE NANOSECOND PULSE GENERATOR USING FAST RECOVERY DIODES FOR CELL ELECTRO-MANIPULATION - A pulse generator circuit may include a diode configured to operate as an opening switch, a tank circuit in series with the diode having an admittance that is switchable from a first value to a second value that is different from the first value, and a switching system configured to cause the tank circuit to switch between the first value and the second value. The diode may saturate in less than 100 nanoseconds. A saturable core transformer may operate as a switch that controls the opening of the diode. The pulse generator may generate a plurality of pulses, each having a length of no more than 3 nanoseconds and an amplitude of at least 1 kilovolt. Electrodes may be connected to the pulse generator to deliver the plurality of pulses to biological cells. | 06-10-2010 |
20100181846 | PWM control apparatus and method for PWM control - Each of the rising edges of PWM outputs is arranged for radiation noise reduction, by the assignment of suffix of output priority, by setting the rising edge of the first output at a start time of a cycle time, by evaluating an output margin at the falling edge of the first output relative to a current of the second output, by setting the rising edge of the second output in sync with the falling edge of the first output if the output margin is smaller than the current size of the second output. The same arrangement is used for subsequent outputs to totally reduce the current size in a simplified manner, thereby preventing the power loss and heat dissipation. | 07-22-2010 |
20100207459 | ROLLER SPARK GAP - Disclosed are an apparatus, system and method for switching high voltage currents using a roller shaped electrode arranged with another electrode to create a spark gap. | 08-19-2010 |
20100219699 | ELECTRIC FENCE ENERGISER SYSTEM - A method and a system for controlling the operation of an energiser which delivers energy to a fence in the form of a succession of pulses, the energy or waveshape of each pulse is varied in a manner which is dependent on the amount of energy which is lost by the fence for at least one pulse which is applied to the fence. | 09-02-2010 |
20110006614 | ENERGY GENERATOR SYSTEMS WITH A VOLTAGE-CONTROLLED SWITCH - A first energy generating system comprises a ferromagnetic generator coupled to a voltage controlled switch. The ferromagnetic generator includes a ferromagnetic element generating a magnetic field and positioned within a pulse generating coil and near an explosive charge. Detonation of the explosive charge decreases the magnetic field and induces a pulse of electric energy in the pulse generating coil. When the magnitude of the electric energy reaches a certain level, the voltage controlled switch closes. A second energy generating system comprises a flux compression generator coupled to a voltage controlled switch. The flux compression generator includes a inductance coil generating a magnetic field within a metallic armature that includes an explosive charge. Detonation of the explosive charge changes the magnetic field and induces a pulse of electric energy in the inductance coil. When the magnitude of the electric energy reaches a certain level, the voltage controlled switch closes. | 01-13-2011 |
20110175459 | METHOD AND SYSTEM FOR CONTROL AND POWER SUPPLY OF AT LEAST ONE ELECTRICAL CONSUMER - A method for controlling and supplying power to at least one electrical consumer that is connectable in a wired, electrically conductive fashion to an energy source is provided. In the method, electrical energy is transferred by an alternating voltage and control information for activating the at least one electrical consumer is transmitted to the electrical consumer by an angle modulation of the alternating voltage used for the power supply. The control information is transmitted in binary form by a frequency modulation, wherein individual binary values are depicted and transmitted by an associated predetermined frequency of the alternating voltage used for the power supply. Each binary value is transmitted by a plurality of oscillations of the alternating voltage. A system for controlling and supplying power to at least one electrical consumer that is connectable in a wired, electrically conductive fashion to an energy source by a cable includes a device for generating an alternating voltage that is disposed between the energy source and the at least one electrical consumer and a device for the angle modulation of the alternating voltage, the electrical consumer comprising a decoder. | 07-21-2011 |
20110215653 | Energization control apparatus - An energization control apparatus includes a control portion, a disconnection detecting portion, and a prohibiting portion. The control portion controls energization to a plurality of loads coupled in parallel. The disconnection detecting portion repeatedly or continuously determines whether a supply current to the plurality of loads is less than a threshold value when the control portion energizes the plurality of loads, and the disconnection detecting portion detects a disconnection of a part of the plurality of loads when the supply current is less than the threshold value. The prohibiting portion prohibits a disconnection detection by the disconnection detecting portion for a predetermined period since the control portion starts to energize the plurality of loads, and the prohibiting portion enables the disconnection detection by the disconnection detecting portion after the predetermined period elapses. | 09-08-2011 |
20110260551 | CIRCUIT AND METHOD FOR GENERATING A PULSE SIGNAL - Embodiments provide a circuit and a method for generating a pulse signal. The circuit includes a generating circuit configured to generate a first pulse signal, a branching circuit coupled to the generating circuit and configured to branch the first pulse signal into a second pulse signal and a third pulse signal, and a reflection element coupled to the branching circuit to reflect the second pulse signal. The circuit further includes a combining circuit, which is coupled to the reflection element and the branching circuit and is configured to combine the reflected second pulse signal and the third pulse signal to generate a fourth pulse signal. | 10-27-2011 |
20110266885 | Bipolar Pulse Generators With Voltage Multiplication - A bipolar pulse generator includes two, two-conductor transmission lines coupled together with a load positioned between the two transmission lines. Each conductor of a transmission line we define as a segment. Two segments of one transmission line are charged and switchably coupled to two segments of the other transmission line to produce a bipolar pulse on the matched load. This bipolar pulse generator may be implemented in a flat or a folded design. The generator may include two transmission line structures coupled together with a load positioned between each transmission line structures. The first transmission line structure may include a stepped transmission line and an embedded transmission line segment. A switch may be coupled between the embedded transmission line segment and another segment of the transmission line structure. During operation, the first transmission line structure may be charged to a potential with the switch in the open position and, when the switch is closed, the charge on the first transmission line structure together with the second transmission line structure generates a bipolar pulse on the matched load. | 11-03-2011 |
20110266886 | Bipolar Pulse Generators With Voltage Multiplication - A bipolar pulse generator includes two, two-conductor transmission lines coupled together with a load positioned between the two transmission lines. Each conductor of a transmission line we define as a segment. Two segments of one transmission line are charged and switchably coupled to two segments of the other transmission line to produce a bipolar pulse on the matched load. This bipolar pulse generator may be implemented in a flat or a folded design. The generator may include two transmission line structures coupled together with a load positioned between each transmission line structures. The first transmission line structure may include a stepped transmission line and an embedded transmission line segment. A switch may be coupled between the embedded transmission line segment and another segment of the transmission line structure. During operation, the first transmission line structure may be charged to a potential with the switch in the open position and, when the switch is closed, the charge on the first transmission line structure together with the second transmission line structure generates a bipolar pulse on the matched load. | 11-03-2011 |
20110266887 | Bipolar Pulse Generators With Voltage Multiplication - A bipolar pulse generator includes two, two-conductor transmission lines coupled together with a load positioned between the two transmission lines. Each conductor of a transmission line we define as a segment. Two segments of one transmission line are charged and switchably coupled to two segments of the other transmission line to produce a bipolar pulse on the matched load. This bipolar pulse generator may be implemented in a flat or a folded design. The generator may include two transmission line structures coupled together with a load positioned between each transmission line structures. The first transmission line structure may include a stepped transmission line and an embedded transmission line segment. A switch may be coupled between the embedded transmission line segment and another segment of the transmission line structure. During operation, the first transmission line structure may be charged to a potential with the switch in the open position and, when the switch is closed, the charge on the first transmission line structure together with the second transmission line structure generates a bipolar pulse on the matched load. | 11-03-2011 |
20110266888 | Bipolar Pulse Generators With Voltage Multiplication - A bipolar pulse generator includes two, two-conductor transmission lines coupled together with a load positioned between the two transmission lines. Each conductor of a transmission line we define as a segment. Two segments of one transmission line are charged and switchably coupled to two segments of the other transmission line to produce a bipolar pulse on the matched load. This bipolar pulse generator may be implemented in a flat or a folded design. The generator may include two transmission line structures coupled together with a load positioned between each transmission line structures. The first transmission line structure may include a stepped transmission line and an embedded transmission line segment. A switch may be coupled between the embedded transmission line segment and another segment of the transmission line structure. During operation, the first transmission line structure may be charged to a potential with the switch in the open position and, when the switch is closed, the charge on the first transmission line structure together with the second transmission line structure generates a bipolar pulse on the matched load. | 11-03-2011 |
20110273027 | HIGH POWER BIPOLAR PULSE GENERATORS - A bipolar pulse generator is implemented in a simple structure while providing a high efficiency design having a relatively low total size, while still allowing access by fibers used to control a photoconductive switch that activates the generator. The bipolar pulse generator includes a stacked Blumlein generator structure with an additional transmission line connected to a load at its near end and short-circuited at its distal end. An extra transmission line is positioned between the Blumlein generator's structure and the load provides specified limited gap between positive and negative sub-pulses. The bipolar pulse generator further includes a bended Blumlein generator structure, in which an existing intrinsic “stray” transmission line is used to provide the bipolar pulse. Still further, bipolar pulse generator includes stepped transmission lines, with additional switches positioned between steps, which are charged by different voltages. | 11-10-2011 |
20110273028 | HIGH POWER BIPOLAR PULSE GENERATORS - A bipolar pulse generator is implemented in a simple structure while providing a high efficiency design having a relatively low total size, while still allowing access by fibers used to control a photoconductive switch that activates the generator. The bipolar pulse generator includes a stacked Blumlein generator structure with an additional transmission line connected to a load at its near end and short-circuited at its distal end. An extra transmission line is positioned between the Blumlein generator's structure and the load provides specified limited gap between positive and negative sub-pulses. The bipolar pulse generator further includes a bended Blumlein generator structure, in which an existing intrinsic “stray” transmission line is used to provide the bipolar pulse. Still further, bipolar pulse generator includes stepped transmission lines, with additional switches positioned between steps, which are charged by different voltages. | 11-10-2011 |
20110273029 | HIGH POWER BIPOLAR PULSE GENERATORS - A bipolar pulse generator is implemented in a simple structure while providing a high efficiency design having a relatively low total size, while still allowing access by fibers used to control a photoconductive switch that activates the generator. The bipolar pulse generator includes a stacked Blumlein generator structure with an additional transmission line connected to a load at its near end and short-circuited at its distal end. An extra transmission line is positioned between the Blumlein generator's structure and the load provides specified limited gap between positive and negative sub-pulses. The bipolar pulse generator further includes a bended Blumlein generator structure, in which an existing intrinsic “stray” transmission line is used to provide the bipolar pulse. Still further, bipolar pulse generator includes stepped transmission lines, with additional switches positioned between steps, which are charged by different voltages. | 11-10-2011 |
20110273030 | HIGH POWER BIPOLAR PULSE GENERATORS - A bipolar pulse generator is implemented in a simple structure while providing a high efficiency design having a relatively low total size, while still allowing access by fibers used to control a photoconductive switch that activates the generator. The bipolar pulse generator includes a stacked Blumlein generator structure with an additional transmission line connected to a load at its near end and short-circuited at its distal end. An extra transmission line is positioned between the Blumlein generator's structure and the load provides specified limited gap between positive and negative sub-pulses. The bipolar pulse generator further includes a bended Blumlein generator structure, in which an existing intrinsic “stray” transmission line is used to provide the bipolar pulse. Still further, bipolar pulse generator includes stepped transmission lines, with additional switches positioned between steps, which are charged by different voltages. | 11-10-2011 |
20110291492 | VARIABLE-SPECTRUM HIGH POWER ELECTRICAL PULSE GENERATOR, AND FACILITY AND EQUIPMENT OPERATING SUCH A GENERATOR - The present disclosure relates to a high-voltage pulse generator including a “frozen-wave” generation system for generating high-voltage pulses and a trigger system for triggering the pulses, the generation system including a first and a second photoconductor element, wherein the triggering system includes means for generating a laser light beam and means for splitting the laser beam into two laser beam fractions, each laser beam fraction being directed onto a photoconductor element of the generation system, the splitting means being capable of controlling the distribution of the respective powers of the two laser beam fractions as a function of the orientation of the polarization of the laser beam. The present disclosure also relates to a facility comprising multiple high-voltage pulse generators and electrooptic pump-probe equipment operating such a high-voltage pulse generator. | 12-01-2011 |
20120001498 | SEQUENTIALLY SWITCHED MULTIPLE PULSE GENERATOR SYSTEM - A compact multiple generator system offering high voltage, high repetition rate customizable output waveforms, including rectangular waveforms and variable pulse spacing. | 01-05-2012 |
20120019078 | ENERGY GENERATOR SYSTEMS WITH A VOLTAGE-CONTROLLED SWITCH - A first energy generating system comprises a ferromagnetic generator coupled to a voltage controlled switch. The ferromagnetic generator includes a ferromagnetic element generating a magnetic field and positioned within a pulse generating coil and near an explosive charge. Detonation of the explosive charge decreases the magnetic field and induces a pulse of electric energy in the pulse generating coil. When the magnitude of the electric energy reaches a certain level, the voltage controlled switch closes. A second energy generating system comprises a flux compression generator coupled to a voltage controlled switch. The flux compression generator includes a inductance coil generating a magnetic field within a metallic armature that includes an explosive charge. Detonation of the explosive charge changes the magnetic field and induces a pulse of electric energy in the inductance coil. When the magnitude of the electric energy reaches a certain level, the voltage controlled switch closes. | 01-26-2012 |
20120032526 | Methods, Systems and Devices for Dissipating Kinetic Energy from Shock Waves with Electrical Loads - Methods, systems and devices for dissipating kinetic energy from a shock wave are provided herein. In one embodiment, a method for dissipating kinetic energy from a shock wave may include: applying a magnetic flux across a shock wave disposed within a channel, wherein the channel includes substantially constant dimensions as the shock wave propagates through the channel; transforming kinetic energy from the shock wave to electrical energy; applying a high potential electrode to the electrical energy; applying a low potential electrode to the electrical energy; and coupling an electrical load conductively with the high potential electrode and the low potential electrode to dissipate the kinetic energy from the shock wave. | 02-09-2012 |
20120038222 | Self-Matching Pulse Generator with Adjustable Pulse Width and Pulse Frequency - Pulse-generator circuits that permit independent control of pulse widths and the delays between successive pulses. In several embodiments, a pulse-generator subcircuit includes a transmission-line segment comprising first and second conductors, configured such that the first conductor is coupled to a first DC potential. The pulse-generator subcircuit further includes a terminating resistor coupled to a first end of the second conductor of the first transmission-line segment; this terminating resistor is matched to the characteristic impedance of the transmission-line segment. The pulse-generator subcircuit further includes first and second switches, controlled by first and second timing signals, respectively, and configured to selectively and independently connect respective first and second ends of the first conductor to a second DC potential. This second potential may be ground, in some embodiments, while the DC potential supplied to the pulse-generator subcircuit by the power-supply subcircuit may range from a very small voltage to voltages exceeding a kilovolt. | 02-16-2012 |
20120068553 | Apparatus for Adaptively Reducing Electromagnetic Wave - Disclosed is an apparatus for adaptively reducing electromagnetic waves that reduces electromagnetic waves generated from commercial power by changing a grounding point of the commercial power supplied to a home. The apparatus for reducing electromagnetic waves includes an electromagnetic wave generator, an electromagnetic wave detector, an impedance varying unit, and a controller. The electromagnetic wave generator is connected to a secondary coil terminal of an external transformer to generate electromagnetic waves. The electromagnetic wave detector generates detection signals corresponding to the electromagnetic waves generated from the electromagnetic wave generator, and the impedance varying unit varies the impedance for a grounding point in the electromagnetic wave generator. The controller controls the impedance varying unit such that the impedance for the grounding point in the impedance varying unit, where the electromagnetic waves are minimized is selected, in accordance with the detection signal from the electromagnetic wave generator. According to the above configuration, it is possible to reduce electromagnetic waves by varying the impedance for all loads in a home with only one apparatus for reducing electromagnetic waves and remove an unnecessary configuration substantially having no effect on varying the impedance. Accordingly, it is possible to provide an apparatus for reducing electromagnetic waves that can reduce a possibility of misoperation at a low manufacturing cost with a simple circuit. | 03-22-2012 |
20120161545 | APPRATUS AND METHOD FOR IMPROVING POWER EFFICIENCY - An apparatus and a method for improving a power efficiency are disclosed. In accordance with the present invention, since the apparatus for improving a torsional electromagnetic wave is electrically isolated from a power source unit providing a power source to a load, the apparatus can be used regardless of the power supply system such as a single-phase electric system and a tri-phase electric system, and may be reduce power consumptions of devices using an induction motor such as an air conditioner and a refrigerator. | 06-28-2012 |
20120194001 | Low Frequency Restoration - Low frequency components are removed from an input signal, and transitions in the input signal are detected at a receiver input. A feedback loop restores the low frequency components at the input of the receiver. | 08-02-2012 |
20120194002 | DEVICE FOR GENERATING TORSIONAL ELECTROMAGNETIC WAVE AND ELECTRIC POWER SYSTEM EMPLOYING THE SAME - A device for generating a torsional electromagnetic wave and an electric power system employing the same are disclosed. In accordance with the present invention, since the device for generating the torsional electromagnetic wave is electrically isolated from a power source unit providing a power source to a load, the device can be used regardless of the power supply system such as a single-phase electric system and a tri-phase electric system, and may be reduce power consumptions of devices using an induction motor such as an air conditioner and a refrigerator. | 08-02-2012 |
20120223596 | DEVICE FOR APPLYING HIGH VOLTAGE USING PULSE VOLTAGE, AND METHOD OF APPLYING HIGH VOLTAGE - A device for applying a high voltage using a pulse voltage is provided which applies a high voltage having a pulse width τ | 09-06-2012 |
20120313452 | Flux compression generator - A flux compression generator (FCG) is provided for producing an electromagnetic pulse (EMP). The FCG includes an environmental case, a reactive load, a dielectric core, a superconducting stator, an electric energy source, a load switch, and a transition device. The reactive load transmits the EMP in response to an electric current pulse. The dielectric core has proximal and distal ends within the case, with the stator disposed coaxially around the core that provides structural support. The case contains the electrical energy source, the stator, the core and the transition device. The energy source connects to the stator at the proximal end and powers the transition device. The load switch connects the reactive load to the stator at the distal end. The energy source initially provides an electric current to the stator. The device upon activation heats at least a portion of the stator to reversibly transition the portion from a superconducting state to a non-superconducting state. The stator transfers the electric current as the pulse to the reactive load upon the portion's transition to the non-superconducting state. The stator can be a superconducting helical coil that wraps around the core connected to a superconducting conductor disposed coaxially within the core. Alternatively, the stator can be a stack of superconducting rings disposed coaxially along the core. The superconducting coil and rings can preferably be composed of a high temperature superconductive material on a metal substrate. | 12-13-2012 |
20120326527 | ELECTROMAGNETIC PULSE GENERATOR - An electromagnetic pulse generating apparatus including an elongated flexible tube having an inflated mode and a non-inflated mode, wherein a cross section of said tube perpendicular to the elongation axis is larger when inflated mode than when not-inflated. The tube is placed inside an electrically conductive coil wound along the elongated axis and electrically connected to an output connector, and an opening connected to a source of a hydraulic and/or pneumatic pressure. A magnetic field generating apparatus provides a magnetic flux parallel to coil axis. Where the tube is operative to receive the pressure into the opening, causing the tube to inflate, thus causing change of cross-section area of the coil within the magnetic flux, thus generating an electromagnetic pulse at the output connector. | 12-27-2012 |
20130009490 | Scalable, modular, EMP source - A practical, limited pulse train EMP source, with unitary or phased up capability, reliant on electrical pulse power systems integrated with low timing jitter switching, transformation lines and impedance matched antenna to generate an intense electromagnetic pulse train. | 01-10-2013 |
20140042825 | SWITCH FOR GENERATING LONG PULSE VOLTAGE AND APPARATUS FOR GENERATING LONG PULSE CURRENT - The long pulse voltage generating switch according to the present invention comprises a switch control unit for generating a control signal that gradually increases a frequency in a front section of a wave height of a long pulse waveform desired to be simulated and gradually decreases the gradually increased frequency in an end section; and a switch turned on and off by the generated control signal and having a constant turn-on time period while the switch is turned on and off. Therefore, a reference voltage waveform of a long pulse waveform to be simulated can be easily generated, and a long pulse current can be easily generated using the reference voltage waveform. | 02-13-2014 |
20140062217 | Device for generating short electrical pulses - A device for the generation of short electric pulses, comprising a base generator for the generation of base monocycle pulses, wherein the base generator is followed by a transistor stage | 03-06-2014 |
20140070626 | Geometries for Placement of Solid State Switch in a Blumlein Assembly - The geometry of blumleins and how a switch is placed within the blumlein structure are considered. The thicker the switch, the higher the voltage it charged to without breaking down. A thicker switch can also provide a larger surface to illuminate. In one set of exemplary embodiments, the switch modules is displaced to the sides of the of the blumlein structures in a “necking” arrangement, where the switch region curves out a distance to the side. A stack of blumleins can then alternate sides, allowing for the switch region to each have a greater thickness. Another set of exemplary embodiments uses a tab structure: the top, middle and bottom conductors are all straight, but the top and middle conductors each include tabs, between which the switch is placed. | 03-13-2014 |
20140265625 | Loaded Blumleins - A loaded blumlein structure is described. At one end, the blumlein can be used to generate an electromagnetic pulse. At the other end, the top and bottom conductive connected by a resistive (or more generally a lossy) connection. This allows for subsequent pulses after the initial pulse to be dampened, maintaining the amplitude of the primary pulse, while reducing the stress on the system from the later ringing of the pulse. A number of geometries are described. In other examples, a pulse dampening section connected between the top and bottom conductive strips to provide the dampening effect. | 09-18-2014 |
20140339917 | METHOD FOR PROVIDING SEQUENTIAL POWER PULSES - The present invention relates to a method for providing power pulses for PVD sputter cathodes which comprise a power consumption component and a cathode element, wherein during a power increase interval for a generator the power on the power consumption component is decreased and then the power on the cathode element is decreased, with changeover being effected such that the power draw from the generator providing the power does not have to be interrupted. | 11-20-2014 |
20150108851 | PHOTOVOLTAIC SYSTEMS WITH SHAPED HIGH FREQUENCY ELECTRIC PULSES - At least one photovoltaic (PV) cell comprising a semiconductor material having p-n junctions formed therein, and configured to generate a PV output voltage in response to light; and a pulse generator coupled to receive a PV output voltage and generate electric output pulses therefrom, and apply such pulses to the PV cell. | 04-23-2015 |
20160056803 | APPARATUS AND METHOD FOR GENERATING HIGH-VOLTAGE PULSES - An apparatus and a method for generating high-voltage pulses using an inductive voltage adder, in which a first stage contains an electromagnetically coupling funnel-shaped intermediate piece positioned between a radial transmission line and a coaxial transmission line for transmitting electromagnetic waves from the radial transmission line into the coaxial transmission line. | 02-25-2016 |
20160197600 | METHOD AND APPARATUS FOR CONTROL OF PULSED POWER IN HYBRID ENERGY STORAGE MODULE | 07-07-2016 |
307107000 | With rectification or derectification | 3 |
20080197714 | PULSE CIRCUIT - In an embodiment of the invention there is provided a pulse circuit including two transmission lines or other capacitive energy storage circuits resonantly charged by inductors and diodes that are connected to a DC power source. The pulse circuit includes a pulse transformer that may be connected in series with the transmission lines or artificial lines with a turns ratio chosen to match the load impedance to primary circuit impedance or to generate the optimum pulsed voltage source. Multiple switches can be employed to increase the repetition frequency of the pulses. For transmission lines and L-C artificial lines, the pulse alternates in polarity; for simple capacitive energy storage, the pulses are unipolar. | 08-21-2008 |
20080290736 | Power transmission device and electronic instrument - A control IC for first and second transmission drivers that drive a primary coil includes an output terminal connected to the first transmission driver on a first side, an output terminal connected to the second transmission driver on a second side, and an input terminal to which a waveform of a coil connection terminal is input through a waveform detection wiring pattern on a third side. The control IC is disposed in a center area of a board at a position shifted in a first direction with respect to a centerline. The coil connection terminal and a resonant capacitor are disposed in first and second row positions on the end of the board. The first transmission driver is disposed at a position shifted in the first direction with respect to the first side of the control IC. The second transmission driver is disposed at a position opposite to the second side of the control IC. The waveform detection wiring pattern extends from the third side of the control IC to the coil connection terminal through an area shifted in a second direction with respect to the centerline. | 11-27-2008 |
20140077619 | APPARATUS AND METHOD FOR VOLTAGE ALTERNATING PULSE OUTPUT - The present invention provides a high voltage pulse modulating power source based on alternate group triggering, which comprises: a DC stabilized voltage source for supplying power to the high voltage pulse modulating power source; a plurality of solid-state switches; a plurality of triggers corresponding to said plurality of solid-state switches, wherein each trigger provides a trigger signal to its corresponding solid-state switch to turn on said corresponding solid-state switch, wherein said plurality of triggers are divided into at least two groups of triggers; a time sequence control module, which, at time t | 03-20-2014 |
307108000 | With capacitor | 15 |
20080238211 | SOLID-STATE MICROSECOND CAPACITANCE CHARGER FOR HIGH VOLTAGE AND PULSED POWER - A solid-state high-voltage pulse generator based on a three-phase chopper capacitance charger is described. In a first phase, an intermediate capacitor is resonance-charged via a diode. In a second phase, the intermediate capacitor is discharged to the load through one or more solid-state switches. In a third phase, the energy remaining in the intermediate capacitor is returned to a power-supply filter capacitor. In one embodiment, the three-phase chopper includes an intermediate capacitor that is charged by first and fourth branches of a bridge and discharged by second and third branches of a bridge. In one embodiment, each branch of the bridge includes a diode in series with an inductor. In one embodiment, a composite solid-state switch connects the intermediate capacitor to a primary winding of an output transformer such that the intermediate capacitor discharges through the primary winding. In one embodiment, a secondary winding of the output transformer is provided to an output load. In one embodiment, the output load is a reactive load. In one embodiment, the output load is a capacitive load. | 10-02-2008 |
20080258562 | APPARATUS AND METHOD FOR GENERATING FINE TIMING FROM COARSE TIMING SOURCE - An apparatus for generating a pulse at a particular time dictated by an input. The apparatus may comprise an offset voltage generator for generating an offset voltage that is a function of the input, a current generator for generating a current, a ramp voltage generator for generating a ramp voltage having an initial value as a function of the offset voltage and a slope as a function of the current, and a pulse generator for generating a pulse in response to the ramp voltage reaching a threshold voltage. With this configuration, the time the pulse is generated is controlled by the input. This may be used in transceivers to control the time of transmission and the time of reception. Such times may be used to set up communication channels, such as ultra-wide band (UWB) channels, for communicating with other devices. | 10-23-2008 |
20080315689 | ULTRA SHORT HIGH VOLTAGE PULSE GENERATOR BASED ON SINGLE OR DOUBLE SPARK GAP - A method and system for the generation of high voltage, pulsed, periodic dielectric barrier or corona discharges is capable of being used in the presence of conductive liquid droplets and over contaminated or uneven surfaces. The method and system can be used, for example, in different devices for cleaning of gaseous or liquid media or for surface sterilization using pulsed dielectric barrier or corona discharge. The pulsed power generator includes a storage capacitor a high voltage switch operably connected to said storage capacitor, and a charger of the storage capacitor which generates charging pulses until a spark gap breakdown occurs which gives a feedback signal to stop further charging until the beginning of the next charging cycle. | 12-25-2008 |
20090146504 | PULSE POWER SUPPLY DEVICE USING REGENERATING MAGNETIC ENERGY - In order to provide a pulse power supply device using regenerating magnetic energy stored in a discharge circuit to a capacitor so as to use it as next discharge energy and supplying a bipolar pulse current with high repetition, a bridge circuit is composed of four inverse-conductive semiconductor switches, a charged energy source capacitor is connected to a DC terminal of the bridge circuit, and an inductive load is connected to its AC terminal. A control signal is supplied to gates of the inverse-conductive semiconductor switches, and a control is made so that when a discharge current rises, is maintained, or is reduced, all the gates are turned off, and the magnetic energy of the electric current can be automatically regenerated to the energy source capacitor by a diode function of the switches. Further, a large current power supply is inserted into a discharge circuit so as to replenish energy loss due to discharge, thereby enabling high-repetition discharge. | 06-11-2009 |
20090184585 | Method for Generating Intensive High-Voltage Pulses for Industrial Use and Associated Circuit - High-voltage pulses are generated and injected in a parallel-capacitative manner into the first stage of a multistage Marx generator at suitable intervals. The high-voltage pulses result in a longitudinal overvoltage triggering of the first spark gap of the Marx generator. As a result, industrial applications are able to generate, in a fault-free manner, high-voltage pulses having a predetermined repetition rate over a prolonged period of time. | 07-23-2009 |
20100038971 | NANOSECOND PULSE GENERATOR - This invention relates to a pulse generator circuit for delivering a short high current pulse to a load. This pulse generator comprises a junction recovery diode, a switch, a first resonant circuit and a second resonant circuit. The diode may be configured to store charges in its depletion layer when there is a forward flow of a current and to rapidly switch open after the depletion layer is discharged by a reverse flow of a current. After the diode rapidly switch opens, the pulse generator may provide a reverse current to the load. This pulse generator may be configured to generate at least one pulse that is having a length of no more than 100 nanoseconds at the full-width-at-half-maximum and an amplitude of at least 1 kilovolt. Electrodes may be connected to the pulse generator to deliver one pulse or plurality of pulses to biological cells such as tumor cells. | 02-18-2010 |
20100156195 | NANOSECOND PULSE GENERATOR WITH A PROTECTOR CIRCUIT - This invention relates to a pulse generator circuit for delivering a short high current pulse to a load. This pulse generator comprises a junction recovery diode, a switch, a first resonant circuit and a second resonant circuit. The diode may be configured to store charges in its depletion layer when there is a forward flow of a current and to rapidly switch open after the depletion layer is discharged by a reverse flow of a current. After the diode rapidly switch opens, the pulse generator may provide a reverse current to the load. This pulse generator may be configured to generate at least one pulse that is having a length of no more than 100 nanoseconds at the full-width-at-half-maximum and an amplitude of at least 1 kilovolt. Electrodes may be connected to the pulse generator to deliver one pulse or plurality of pulses to biological cells such as tumor cells. | 06-24-2010 |
20100194208 | COMPACT MULTI-CYCLE HIGH POWER MICROWAVE GENERATOR - A compact multi-cycle high power microwave generator and a method of using the generator to generate microwave signals is disclosed and claimed. The apparatus includes one or more charged transmission line sections. Each transmission line section includes a first conductor that is section-specific and a second conductor that is common to all of the sections. A switch is associated with each section, each switch being operatively connected to a respective one of the first conductors. The apparatus includes third, common conductor that is not charged and that is operatively connected to each of the first conductors through its respective switch. The apparatus further includes a load, with the second conductor, the third conductor, and the load being operatively connected. Thus, the number of section-specific conductors, the number of charged transmission line sections, and the number of switches are all equal. Engagement of the switches generates a multi-cycle microwave pulse. Aspects, such as wavelength, frequency, and spacing, of the generated wave forms can be varied by including non-charged transmission lines intermediate the transmission line sections or varying the lengths of individual transmission line sections or varying the switching time. | 08-05-2010 |
20110025134 | CAPACITOR ARRANGEMENT AND HIGH-VOLTAGE PULSE GENERATOR HAVING SUCH A CAPACITOR ARRANGEMENT - The invention relates to a capacitor arrangement ( | 02-03-2011 |
20110298299 | Method and Apparatus Pertaining to Interlaced Amplitude Pulsing Using a Hard-Tube Type Pulse Generator - These various embodiments serve to facilitate interlaced amplitude pulsing using a hard-tube type pulse generator having at least one energy-storage unit each comprising at least one energy-storing capacitor. Generally speaking, this comprises controlling an amount of energy withdrawn from the energy-storage unit and provided to an output load to form productive electric pulses by controlling at least one of: (1) energy replenishment; and (2) non-productive energy withdrawal of the energy-storage unit, to thereby achieve a series of productive interlaced amplitude electric pulses. | 12-08-2011 |
20120326528 | Compenstation scheme for the voltage droop of solid-state marx modulators - A novel design scheme for the compensation circuitry of solid-state Marx modulators has been described for enhancing the compensation ability of the compensation cells of solid-state Marx modulators and simplifying the entire circuitry of the modulator. High-speed solid-state switches are adopted in the new compensation cell for the control of the compensation actions. Inductive components and diodes are adopted in the design scheme to smooth the flattop of the voltage pulse output by the Marx modulator. | 12-27-2012 |
20140265626 | SYSTEMS AND METHODS OF PROVIDING ENHANCED ELECTRIC FENCE DIAGNOSTICS - An electric fence energizer provides automated reporting of faults and other events as well as fault location to reduce effort in diagnosing faults and intrusion events in electric fences by measuring impedance changes using a time-domain reflectometer. In some embodiments, methods determine the location of a fault in distance from the energizer and provide timely and appropriate condition information. | 09-18-2014 |
20140354076 | LINEAR TRANSFORMER DRIVER FOR PULSE GENERATION WITH FIFTH HARMONIC - A linear transformer driver includes at least one ferrite ring positioned to accept a load. The linear transformer driver also includes a first, second, and third power delivery module. The first power delivery module sends a first energy in the form of a first pulse to the load. The second power delivery module sends a second energy in the form of a second pulse to the load. The third power delivery module sends a third energy in the form of a third pulse to the load. The linear transformer driver is configured to form a flat-top pulse by the superposition of the first, second, and third pulses. The first, second, and third pulses have different frequencies. | 12-04-2014 |
20150102690 | Single-Power Dual-Polarity Marx Bank Circuit - A high voltage circuit is provided for electrical pulse generation. The circuit includes an input voltage supply, a ground potential, a difference load, inverting and non-inverting Marx bank circuits connected respectively to output voltage nodes. The voltage supply has positive and negative terminals, with ground connecting to the voltage supply at the negative terminal. The output voltage nodes connect to the load. The inverting Marx bank circuit has a first n-plurality of stages in parallel, connecting at a first stage to the positive terminal and at a last stage at the inverting output node. The non-inverting Marx bank circuit has a second plurality of stages in parallel, connecting at a first stage to the positive terminal and at a last stage at the non-inverting output node. The load combines the inverting output voltage of minus n-times the input voltage with the non-inverting output voltage of plus n-times the input voltage for a total of 2n-times the input voltage. | 04-16-2015 |
20150108852 | HIGH VOLTAGE PULSE GENERATOR - The present invention relates to a high voltage pulse generator which can operate for a long time and has high pulse frequency. In the preferred embodiment of the invention, the air stored in the air container is transmitted to the air duct by means of a hose over the regulator that adjusts the pressure and flow rate of the air. The air given into the air duct blows into the chamber through the nozzles. Then, this air is taken into this air duct by means of the nozzles placed on the other air duct and is transferred to the outer environment over an exhaust valve placed under the air duct. The air coming from the air container takes the place of the removed air. | 04-23-2015 |