Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Application No. | Application Title | Issue Date |
| 20120051094 | Isolated DC-DC Converter Including ZVS Full-Bridge And Current Doubler An isolated DC to DC converter including zero voltage switching and a current doubler. Current sensors are located between a positive input of the DC to DC converter and a current doubler is used in an output stage of the DC to DC converter in order to enable more accur... | 03/01/2012 |
| 20120042588 | INTEGRATED PHOTOVOLTAIC MODULE The disclosed embodiments increase the power generated by a photovoltaic (PV) array, when the PV panels within the PV array are not uniformly illuminated or oriented or when PV panels are mismatched (e.g., have varying performance characteristics) and/or operate at non-... | 02/23/2012 |
| 20120044719 | CONTROL DEVICE FOR THE VOLTAGE- ABSENT SWITCHING OF A SWITCHING ELEMENT OF A VOLTAGE CONVERTER In a control device (28) for the voltage-absent switching of at least one switching element (18-24) of a voltage converter (10), a detection element (30) detects a resonance voltage between the switching element (18-24) a... | 02/23/2012 |
| 20120044718 | POWER CONVERTERS A power converter for delivering power to a load at a regulated voltage 11 includes a regulating stage receiving an unregulated supply 10 and having a main transformer 18. Switches 16a and 16b are arranged in a half-bridg... | 02/23/2012 |
| 20120044717 | TRANSFORMER-ISOLATED SWITCHING CONVERTER Exemplary systems and methods provide a transformer-isolated current-fed quadratic full-bridge converter topology. The optimal interfacing of a current source, such as a solar panel, can be implemented by using current-fed converters. The current-fed converter can opera... | 02/23/2012 |
| 20120039092 | CURRENT-INPUT-TYPE PARALLEL RESONANT DC/DC CONVERTER AND METHOD THEREOF A current-input-type parallel resonant DC/DC converter and a method thereof are provided. The converter includes an inverter-circuit for inverting/converting an input DC current into a positive-and-negative alternating square-wave-current, a resonant-network for convert... | 02/16/2012 |
| 20120039093 | SYSTEMS AND METHODS FOR OFF-TIME CONTROL IN A VOLTAGE CONVERTER Various embodiments of the present invention provide voltage converters and methods for using such. As one example, a voltage converter is disclosed that includes a transformer with a first winding and a second winding. A voltage is applied to the first winding for a pe... | 02/16/2012 |
| 20120026756 | CONTROL CIRCUIT, CONTROL METHOD, AND POWER SUPPLY DEVICE A control circuit, a control method, and a power supply device are provided. The control circuit includes an obtaining sub-circuit, adapted to obtain a voltage signal from a reverse surge current when the reverse surge current appears on a primary side of a switch power... | 02/02/2012 |
| 20120026754 | DOUBLE PHASE-SHIFTING FULL-BRIDGE DC-TO-DC CONVERTER A DC-to-DC converter has a leading full-bridge inverter and a lagging full-bridge inverter for receiving a DC input and producing respective AC output voltages. A full-wave rectifier circuit rectifies the AC output voltages to produce a rectified output voltage, which i... | 02/02/2012 |
| 20120026755 | RESONANT CONVERTER SYSTEM HAVING SYNCHRONOUS CONTROL CIRCUIT AND CONTROLLING METHOD THEREOF The configurations of a resonant converter system and a controlling method thereof are provided. The proposed resonant converter system includes a resonant converter receiving an input voltage for outputting an output voltage, a rectifying device having a first rectifyi... | 02/02/2012 |
| 20120014138 | PULSE WIDTH MODULATED RESONANT POWER CONVERSION A power converter including a resonant circuit is controlled by pulse width modulation (PWM) of a switching circuit to control current in the resonant circuit near the frequency of the resonant circuit (a null-immittance criterion) in order to control current and voltag... | 01/19/2012 |
| 20120014139 | POWER CONVERTING APPARATUS In a power converting apparatus which converts AC power into DC power, an inverter circuit including at least one series-connected single-phase inverter is connected in a downstream of a stage in which an AC input is rectified in series therewith. In the downstream stag... | 01/19/2012 |
| 20120002446 | PRIMARY-SIDE POWER CONTROL FOR INDUCTIVE POWER TRANSFER A method is provided for controlling the output voltage of a pickup in an inductive power transfer (IPT) system without any additional form of communications for feedback from the pickup to the power supply. The method comprising the steps of deriving an estimate of the... | 01/05/2012 |
| 20110317452 | BI-DIRECTIONAL POWER CONVERTER WITH REGULATED OUTPUT AND SOFT SWITCHING A resonant, bi-directional, DC to DC voltage converter with loss-less (soft) switching having regulated output and capable of converting power between two, high-potential and low-potential DC voltage sources. The converter's semiconductor and magnetic components provide... | 12/29/2011 |
| 20110299301 | FIXED-FREQUENCY LLC RESONANT POWER REGULATOR An LLC resonant AC/DC power regulator system (10) includes a transformer (20) comprising a primary inductor and a secondary inductor. An LLC resonant tank (18) is configured to have first and second resonant frequencies. A full-bridge is coupled bet... | 12/08/2011 |
| 20110299302 | RESONANT CONVERTER SYSTEM WITH HYBRID CONTROL APPARATUS AND CONTROLLING METHOD THEREOF HAVING RELATIVELY BETTER EFFICIENCY The configurations of a resonant converter system and a controlling method thereof are provided. The proposed resonant converter system includes a resonant converter and a hybrid control apparatus coupled to the resonant converter for generating a driving signal to adju... | 12/08/2011 |
| 20110286244 | ADJUSTABLE SPEED DRIVE LIFETIME IMPROVEMENT METHOD The present techniques include methods and systems for operating an inverter to maintain a lifespan of the inverter. In some embodiments, the switching frequency and/or the output current of the inverter may be changed such that stress may be reduced on the inverter bon... | 11/24/2011 |
| 20110286245 | DC/DC POWER CONVERTER HAVING ACTIVE SELF DRIVING SYNCHRONOUS RECTIFICATION A DC/DC voltage converter includes a transformer having a primary side and a secondary side. Primary side circuitry is connected to the primary side and includes a first pair of switching transistors controlled responsive to first control signals from the primary side o... | 11/24/2011 |
| 20110273909 | FULL-BRIDGE PHASE-SHIFT CONVERTER WITH AUXILIARY ZERO-VOLTAGE-SWITCHING CIRCUIT A full-bridge phase-shift converter with an auxiliary zero-voltage-switching circuit includes a full-bridge switching circuit, an isolated transformer, an auxiliary zero-voltage-switching (ZVS) circuit, a full-wave rectifying circuit, and a low-pass filtering circuit. T... | 11/10/2011 |
| 20110261590 | TWO STAGE RESONANT CONVERTER A resonant converter comprising: a controllable current source; a resonant tank circuit coupled to the current source; and an isolated buck-type converter coupled to the resonant tank circuit, the isolated buck-type converter having an output, wherein the resonant tank ... | 10/27/2011 |
| 20110261591 | CONVERTER FOR SINGLE-PHASE AND THREE-PHASE OPERATION, D.C. VOLTAGE SUPPLY AND BATTERY CHARGER A Converter (1a.1c) for single-phase and three-phase Operation which comprises a three-phase rectifier to which three coils (La, Lb, Lc) are connected on the mains side is described. A first coil (La 10/27/2011 | |
| 20110242855 | Power Converter A DC-DC power converter (130) for transferring power between low voltage terminals (26) and high voltage terminals (28). The converter comprises a low voltage circuit (132) connectable to the low voltage terminals (26), a high voltage ... | 10/06/2011 |
| 20110242854 | SWITCHING POWER UNIT There is provided switching power unit comprising: a PFC voltage detector that detects PFC voltages of the power-factor improvement unit; an output voltage detector that is provided in a current resonance converter unit; a switching controller into which output signals ... | 10/06/2011 |
| 20110242856 | RESONANT CONVERTER A resonant converter (10) comprising a voltage compensation circuit (72, 73) configured to generate a periodic compensation voltage signal (Vslopecompens) at a switching frequency of the converter such that conduction intervals (31, 32) a... | 10/06/2011 |
| 20110228564 | GATE DRIVE CIRCUIT OF THE VOLTAGE DRIVE TYPE SEMICONDUCTOR ELEMENT AND POWER CONVERTER A power converting apparatus having a gate drive circuit including a push-pull circuit consisting of two transistors at its output stage; a diode connected in series with the push-pull circuit; a gate power source connected in parallel with the series circuit of the pus... | 09/22/2011 |
| 20110199792 | Converter Comprising at least one Normally on Semiconductor Switch A converter for converting a DC input voltage includes two input lines receiving the DC input voltage; at least one normally off semiconductor switch which is not conductive without application of a control voltage to its gate and which is provided in one of the input l... | 08/18/2011 |
| 20110194206 | Power-Supply Unit, Hard-Disk Drive, and Switching Method of the Power-Supply Unit A power-supply unit which comprises a transformer, a full bridge circuit consisting of four arm switches provided on a primary side of the transformer, a rectifier and smoothing circuit including two synchronous rectifier switches provided on a secondary side of the tra... | 08/11/2011 |
| 20110188267 | SHIFT FULL BRIDGE POWER CONVERTING SYSTEM AND CONTROL METHOD THEREOF A phase shift full bridge power converting system and a control method has the phase shift full bridge power converting system with a power converter, a controller, a load state detecting module, a switching controller, a switch module, a command generating module, a co... | 08/04/2011 |
| 20110182087 | METHOD AND APPARATUS FOR POWER CONVERTER FOR CLASS D AUDIO POWER AMPLIFIERS A method and apparatus for power conversion in a class D amplifier is provided. The power conversion is achieved using synchronous rectifiers in a regulated half bridge power supply, taking the sum of the positive and negative rails as feedback, in order facilitate ener... | 07/28/2011 |
| 20110176333 | Power Converter with Isolated and Regulation Stages In a power converter, the duty cycle of a primary winding circuit causes near continuous flow of power through the primary and secondary winding circuits during normal operation. By providing no regulation during normal operation, a very efficient circuit is obtained wi... | 07/21/2011 |
| 20110149606 | AC-TO-DC CONVERTING CIRCUIT APPLICABLE TO POWER-CHARGING MODULE The AC power generated by AC utility has been successfully transferred from AC-to-DC by means of an AC-to-DC converting circuit. This disclosure provides an AC-to-DC converting circuit applicable to a power-charging module, and the AC-to-DC converting circuit comprises ... | 06/23/2011 |
| 20110128759 | BI-DIRECTIONAL DC-DC CONVERTER AND METHOD FOR CONTROLLING THE SAME A bi-directional DC-DC converter has a transformer for connecting a voltage type full bridge circuit connected to a first power source and a current type switching circuit connected to a second power source. A voltage clamping circuit constructed by switching elements a... | 06/02/2011 |
| 20110128758 | SERIES RESONANT CONVERTER A series resonant converter circuit that reduces power loss is provided that includes an inverter circuit having at least a pair of first and second switching elements that is connected between DC input terminals, a transformer connected to this inverter circuit, a reso... | 06/02/2011 |
| 20110103097 | METHOD AND APPARATUS FOR REGULATING GAIN WITHIN A RESONANT CONVERTER An approach is provided for controlling a direct current gain of a resonant converter to increase power efficiency within a circuit. A phase shift module is configured to the resonant converter for generating a first control signal to control a primary driver of the res... | 05/05/2011 |
| 20110103098 | METHOD AND APPARATUS FOR RESETTING A RESONANT CONVERTER An approach is provided for limiting or eliminating residual energy in a resonant network before restarting a resonant converter including the resonant network. An energy resetting module is configured to the resonant converter for limiting a peak current occurring in a... | 05/05/2011 |
| 20110103099 | SWITCHING CONTROL METHOD OF TRANSFORMER COUPLED BOOSTER Provided is a switching control method of a transformer coupled booster to suppress an increase in energizing current in a transformer of the transformer coupled booster and downsize the transformer coupled booster. A primary coil current that flows through a primary co... | 05/05/2011 |
| 20110090715 | ISOLATED SWITCHING POWER SUPPLY APPARATUS A transformer includes a first secondary winding, a second secondary winding, and a third secondary winding. The second secondary winding and the third secondary winding are wound to include the same number of turns and to have opposite magnetic polarities. A low-pass f... | 04/21/2011 |
| 20110080756 | MODIFIED ZERO VOLTAGE TRANSITION (ZVT) FULL BRIDGE CONVERTER AND PHOTOVOLTAIC (PV) ARRAY USING THE SAME The present invention, a modified zero voltage transition (ZVT) full bridge converter, is an isolated dc/dc converter which can operate with high efficiency and high reliability in applications requiring a low input voltage and high output voltage.... | 04/07/2011 |
| 20110051462 | POWER FACTOR IMPROVEMENT CIRCUIT An over-voltage protection circuit of the invention is connected with a DC-DC converter having a structure in which a plurality of switching elements is serially connected to a direct current output voltage terminal of a power factor improvement circuit. An output over-... | 03/03/2011 |
| 20110038180 | RESONANT POWER CONVERTER WITH HALF BRIDGE AND FULL BRIDGE OPERATIONS AND METHOD FOR CONTROL THEREOF A resonant power converter with half bridge and full bridge operations and a method for control thereof are provided. The resonant power converter includes a full bridge circuit, a control circuit and a PFC circuit. The full bridge circuit switches a power transformer i... | 02/17/2011 |
