26th week of 2014 patent applcation highlights part 23 |
Patent application number | Title | Published |
20140176000 | Circuit for Driving Lighting Devices - The inventive subject matter provides a circuit and a method for efficiently operating a lighting device, such as a light-emitting diode and a fluorescent lamp. In one aspect of the invention, the circuit includes an oscillator that generates a series of current pulses at a frequency that is at least 50,000 Hz and that corresponds to a resonant frequency of the circuit including the lighting device. The series of pulses is operated at a low duty cycle of no more than 15%. The lighting device has a manufacturer's specification for current consumption and power consumption for a specified luminosity. The circuit provides a current to the lighting device at no more than 1/500 of the manufacturer's specification to produce at least the specified luminosity. The lighting device also operates within the circuit at no more than 50% of the manufacturer's specification to produce the specified luminosity. | 2014-06-26 |
20140176001 | DIMMING CONTROL APPARATUS, LIGHT SYSTEM DRIVING APPARATUS AND DIMMING CONTROL METHOD - There are provided a dimming control apparatus, a lighting system driving apparatus, and a dimming control method, the dimming control apparatus including a voltage converting unit converting a dimming signal from a dimmer into dimming voltage, an analog-to-digital (A/D) converting unit converting the dimming voltage into a digital dimming value, a dimming setting unit determining whether or not the digital dimming value is included in a preset dimming value range, and when the digital dimming value is not included in the preset dimming value range, resetting the dimming value range so as to allow the digital dimming value to be included in the reset dimming value range, a memory unit storing a dimming control value corresponding to the digital dimming value, and a dimming control unit generating a dimming control signal based on the dimming control value corresponding to the digital dimming value from the A/D converting unit. | 2014-06-26 |
20140176002 | STATE CYCLING APPARATUS AND METHOD, AND CONTROL CIRCUIT FOR A LAMP - A state cycling apparatus uses a capacitor instead of complicated and expensive microcontroller to fulfill a state cycling function of a system. The state cycling apparatus includes an internal circuit in the system connected to the capacitor. In a first embodiment, the internal circuit reads the voltage level on the capacitor at power on to determine a current state for the system, and writes the voltage level corresponding to a next state of the system to the capacitor. In a second embodiment, the system reads the state data stored in the internal circuit to determine a current state for the system at power on, the capacitor is charged during the system is under power on, and the capacitor provides power for the internal circuit to store a state data after the system is powered off. | 2014-06-26 |
20140176003 | DISCHARGE SWITCH DEVICE FOR IGNITION EXCITATION SYSTEM - A discharge switch device is provided that includes a comparator portion, a temperature compensation diode, and a trigger portion. The comparator portion is configured to compare an input voltage value to a reference voltage value. The temperature compensation diode is configured to reduce variation of the reference voltage value. The trigger portion is configured to discharge stored energy when the input voltage value exceeds the reference voltage value. | 2014-06-26 |
20140176004 | LIGHT CONTROL CIRCUIT AND METHOD - A system and method for controlling the dimming of a lighting element, or other electrical load, that uses a timer synchronized to the AC waveform is disclosed. The timer is set up to repeatedly count at a rate equal to twice the frequency of the AC waveform. An output from the timer logic is asserted when the timer value exceeds a predetermined value, stored in a compare register. This output is connected to the gate of a triac, which controls the passage of current from the AC power source to the electrical load. A capture register is used to determine the temporal relationship between the restart of the timer and the AC waveform. This system and method reduces the real time requirements of an associated processing unit, and improves consistency, thereby reducing flicker. | 2014-06-26 |
20140176005 | Method of Calibrating a DPP-Generated EUV Light Source - A method for controlling a discharge plasma-based radiation source for stabilizing a radiation dose emitted in a pulsed manner is disclosed. A calibration function is determined from a relationship between values of an input quantity and values of an operating parameter of the source by applying different values of the input quantity to the source. Reference value selected from the values of the operating parameter is brought about during a pulse of the source. The value of a test quantity is acquired at each pulse. Any quantity influencing the emitted radiation dose can be selected as test quantity. A statistical value is formed from a defined quantity of values of the test quantity. A deviation between the statistical value and the reference value is determined. A result of a comparison of the deviation with a predefined tolerance range determines whether the method is repeated. | 2014-06-26 |
20140176006 | DISPLAY PANEL - An EL light-emitting element is driven digitally to reduce power consumption using a pixel having three transistors and two capacitors. A reset transistor for diode connection writes the threshold voltage of the drive transistor onto a coupling capacitor. The data voltage plus threshold voltage is then written onto the gate of the drive transistor. This reduces the amplitude of the data voltage required, further reducing power consumption. | 2014-06-26 |
20140176007 | LIGHT EMITTING APPARATUS FOR METHOD OF MANUFACTURING AND USING THE SAME - An apparatus includes a load circuit operatively coupled to a controller circuit through a drive circuit. The drive circuit provides a drive signal to the load circuit in response to receiving a digital indication from the controller circuit. The load circuit includes first and second light emitting sub-circuits connected in parallel. The first and second light emitting sub-circuits provide first and second spectrums of light, respectively. | 2014-06-26 |
20140176008 | SYSTEM AND METHOD FOR IMPLEMENTING MAINS-SIGNAL-BASED DIMMING OF SOLID STATE LIGHTING MODULE - A system for implementing mains-voltage-based dimming of a solid state lighting module includes a transformer, a mains sensing circuit and a processing circuit. The transformer includes a primary side connected to a primary side circuit and a secondary side connected to a secondary side circuit, the primary and second side circuits being separated by an isolation barrier. The mains sensing circuit receives a rectified mains voltage from the primary side circuit and generates a mains sense signal indicating amplitude of the rectified mains voltage. The processing circuit receives the mains sense signal from the mains sensing circuit across the isolation barrier, and outputs a dimming reference signal to the secondary side circuit in response to the mains sense signal. Light output by the solid state lighting module, connected to the secondary side circuit, is adjusted in response to the dimming reference signal output by the processing circuit. | 2014-06-26 |
20140176009 | LED Lighting System - An LED lighting system is provided for connection to a variable power source providing input power, the LED lighting system having at least one power analyzing and processing circuitry connecting to the variable power source, and being configured to identify one or more characteristics of the input power, where the characteristics are selected from amplitude, frequency and pulse width of the input power, compare one or more of the characteristics of the input power to preset control criteria either in hardware or software or both to yield a comparison result, and then control the current control circuitry according to the comparison result. | 2014-06-26 |
20140176010 | COLOR CONTROL OF DYNAMIC LIGHTING - This invention relates to a method of adjusting the fixture color emitted by a first and a second lighting fixture to a target color, each lighting fixture comprising at least a first and a second light source emitting light having different source colors, and said fixture color is obtained as a combination of said source colors, and said fixture color can be varied by varying the intensity of each light source; where the adjusting of said fixture color to a target color is performed by varying the intensity of said light sources based on both a first color gamut and a second color gamut respectively described by said source colors from said first lighting fixture and said second lighting fixture. The invention further relates to a light adapter and light system for adjusting the fixture color emitted by a first and a second lighting fixture to a target color and to a computer-readable medium having stored therein instructions for causing a processing unit to execute said method. | 2014-06-26 |
20140176011 | Methods and Systems for Controlling Addressable Lighting Units - Systems and methods that provide improved control of addressable lighting fixtures. Individual lighting units have assigned schedules defining the power levels for the unit at various times of the day. Adjustments to a scheduled level for each unit may be made depending on predefined exceptions, ambient daylight, conservation commands, override instructions, and boost signals. Individual occupants of the building are associated with sets of individual lighting units. An override command received by the system and associated with a particular individual occupant is applied to the individual lighting units with which the individual occupant is associated. | 2014-06-26 |
20140176012 | CURRENT DETERMINATION APPARATUS - The invention relates to a current determination apparatus for determining an operational driving current for driving a light source of a group of light sources. A same color shift function defining a light color shift depending on a driving current can be provided for all light sources of the group. An operational driving current is determined based on the color shift function such that the light color ( | 2014-06-26 |
20140176013 | DIMMING CONTROL METHOD AND APPARATUS AND DIMMING SYSTEM - Embodiments of the present invention disclose a dimming control method and apparatus and a dimming system. The method according to an embodiment of the invention includes: detecting a conduction angle of a dimming apparatus according to an output signal; and controlling a first shunt load according to the conduction angle to disconnect the first shunt load upon detecting a valid conduction angle of the dimming apparatus and to keep the first shunt load conducted upon detecting no valid conduction angle of the dimming apparatus, thereby lowering power consumption. | 2014-06-26 |
20140176014 | LED BACKLIGHT DRIVER CIRCUIT - A light emitting diode (LED) backlight driver circuit includes an LED lightbar and a driver module of the LED lightbar. The driver module includes a backlight driver integrated chip (IC) regulating an output voltage of the driver module, and the backlight driver IC includes a first comparator correcting the output voltage of the driver module. The output end of each LED lightbar is coupled to an inverting input end of the first comparator, and a non-inverting input end of the first comparator is coupled to a protection module. The protection module includes a detection unit detecting an output current of the driver module. When the output current of the driver module detected by the detection unit is greater than a preset first current, the protection module outputs a first reference voltage to the non-inverting input end of the first comparator. When the output current of the driver module detected by the detection unit is lower than the preset first current, the protection module outputs a second reference voltage, which is lower than the first reference voltage, to the non-inverting input end of the first comparator. | 2014-06-26 |
20140176015 | LED DRIVING DEVICE AND LIGHTING DEVICE - An LED driving device that performs a dimming operation of an LED module, the device includes: a dimming controller that receives the dimming instruction signal and generates a dimming signal; and a driving circuit that supplies an output current to the LED module based on the dimming signal generated by the dimming controller, wherein the driving circuit unit includes: a converter controller that generates a drive signal based on the dimming signal and outputs the drive signal to a first switching element; a first current setting circuit; and a second current setting circuit that is connected in parallel to the first current setting circuit, and wherein the dimming controller controls an operating state of the second current setting circuit to switch an adjustment range of the output current and a change characteristic of the output current in response to the dimming signal. | 2014-06-26 |
20140176016 | SYSTEMS AND METHODS FOR DIMMING OF A LIGHT SOURCE - In embodiments, improved capabilities are described for dimming performance of lighting methods and systems, such as the improvement of dimming LED lamps that are dimmed from standard external dimming devices. Methods and systems for improving dimming performance include a fast startup override facility for overriding a default dimming function of the lamp's electronics through forcing the lamp electronics to operate with a higher than normal duty cycle to ensure the lamp electronics can deliver higher than normal power to an LED module during a dimming current level startup condition. Dimming facilities may also include a dynamic RC selection facility, an active N-level bleeder facility, a dimmer-type detection facility, an improved dimming linearity through symmetrical phase cutting facility, and a flicker reduction facility. | 2014-06-26 |
20140176017 | POWER SUPPLY SYSTEM, RIPPLE SUPPRESSION CIRCUIT AND ASSOCIATED METHOD - A power supply system having a voltage source; a load; a filter circuit to filter the voltage provided by the voltage source and to output a filtered voltage; and a follower circuit configured to generate an output signal at an output of the follower circuit based on the filtered voltage, and further wherein the output of the follower circuit is coupled to the load. | 2014-06-26 |
20140176018 | CIRCUITRY TO CONTROL A SWITCHING REGULATOR - In one aspect, a circuit includes a switching regulator configured to provide power to a load, a current regulator circuit coupled to the load and a response circuit configured to provide a control signal to the switching regulator in response to electrical changes of the current regulator circuit. The control signal changes non-linearly with respect to the electrical changes at the current regulator circuit. | 2014-06-26 |
20140176019 | MOOD LAMP SYSTEM, METHOD OF CONTROLLING MOOD LAMP, AND MOOD LAMP CONTROLLING APPARATUS - A mood lamp system, a method of controlling a mood lamp, and a mood lamp controlling apparatus that include a mood lamp and a mood lamp controlling apparatus that is configured to select a mode of the mood lamp from a plurality of modes including an off mode, a mood mode, and a music mode. In addition, a mood lamp controller is configured to operate the mood lamp based on the mode of the mood lamp. The mood lamp may emit light of a single color in the music mode. | 2014-06-26 |
20140176020 | PROTECTION CIRCUIT FOR BACKLIGHT DRIVER CIRCUIT, BACKLIGHT MODULE, AND LCD DEVICE - A protection circuit of a backlight driver circuit includes a backlight driver circuit. The backlight driver circuit includes a backlight driver integrated circuit (IC), and the backlight driver IC includes a protection pin that controls the backlight driver IC to enter a protection mode. The backlight driver circuit further includes a protection circuit, and the protection circuit includes a monitoring unit that monitors a temperature of the backlight driver circuit. When the temperature of the backlight driver circuit exceeds a preset temperature, the monitoring unit sends the protection signal to the protection pin to control the backlight driver IC to enter the protection mode. | 2014-06-26 |
20140176021 | Method and Apparatus for Controlling Light Intensity of Lamp - An apparatus for controlling the light intensity of a lamp includes a light intensity control unit which includes a light intensity signal transmitter for transmitting a light intensity signal based on a user setting and a built-in module inside of the lamp which includes a light intensity signal receiver module configured for receiving the light intensity signal from the transmitter and a lamp driving module controlled by the light intensity signal receiver module and configured for controlling the light intensity of the lamp based on the light intensity signal. In adjusting the light intensity of the lamp, the built-in module is configured to change the light intensity from a current level everytime to a preset level firstly, keeps at the preset level for a first predetermined time, and then from the preset level to an adjusted level. A method for controlling the light intensity of a lamp is also provided. | 2014-06-26 |
20140176022 | COMPLEX COMPOUNDS HAVING A POLYDENTATE, ASYMMETRICAL LIGAND AND THE USE THEREOF IN THE OPTO-ELECTRONIC FIELD - The invention describes electronic devices comprising a metal complex compound having a first metallic centre M | 2014-06-26 |
20140176023 | MOTOR DRIVING APPARATUS AND SYSTEM - A motor driving system includes a first driving controller, a second driving controller, a first motor, a second motor, a third motor, and a fourth motor. The first motor is electrically connected to the first output terminals of the first and the second driving controllers. The second motor is electrically connected to the third output terminal of the first driving controller and the second output terminal of the second driving controller. The third motor is electrically connected to the second output terminal of the first driving controller and the third output terminal of the second driving controller. The fourth motor is electrically connected to the fourth output terminals of the first and the second driving controllers. The first and the second driving controllers receive control signals, and drive the first, the second, the third, and the fourth motors to rotate according to the control signals. | 2014-06-26 |
20140176024 | Battery System Having an Intermediate Circuit Voltage which can be Set in a Variable Fashion - A battery system includes a battery, a DC voltage intermediate circuit connected to the battery, an inverter connected to the DC voltage intermediate circuit and an electric motor connected to the inverter. The DC voltage intermediate circuit includes a capacitor, and the battery includes a battery module line having a plurality of battery modules which are connected in series, and a control unit. Each battery module includes a coupling unit and at least one battery cell which is connected between a first input and a second input of the coupling unit. The coupling unit is configured to connect the at least one battery cell between a first terminal of the battery module and a second terminal of the battery module in response to a first control signal, and to connect the first terminal to the second terminal in response to a second control signal. | 2014-06-26 |
20140176025 | ENERGY RETRIEVING DEVICE - An energy retrieving device includes a first rectifier circuit, a direct current (DC) link circuit, a second rectifier circuit, an energy retrieving unit, a motor controller, and a micro control unit (MCU). The MCU includes an energy retrieving control module, to control the energy retrieving unit to work according to control of a processing module. The processing module detects whether a motor deceleration signal is generated by the motor, and controls the energy retrieving control module to make the energy retrieving unit retrieve power when the motor deceleration signal is generated by the motor. | 2014-06-26 |
20140176026 | SYSTEM AND METHOD FOR SYSTEM-LEVEL POWER POINT CONTROL OF A PHOTOVOLTAIC DEVICE - Controlling a photovoltaic system includes providing a photovoltaic device having a variable DC voltage output and a variable DC current output. The photovoltaic device has a combination of a voltage output level and a current output level corresponding to a predetermined, desired power point. A DC power supply is connected in a parallel and/or series combination with the photovoltaic device. A DC load is connected in series to the combination of the DC power supply and the photovoltaic device such that the load is powered by the combination. A characteristic of the DC power supply is adjusted such that the voltage output and the current output of the photovoltaic device substantially match the voltage output level and the current output level corresponding to the desired power point. | 2014-06-26 |
20140176027 | CONTROL SYSTEM FOR THREE-PHASE ROTARY MACHINE - In a system, a triangular carrier wave is compared in magnitude with first and second two-phase modulated command signals. Based on a result of the comparison, on-off operations of the high- and low-side switching elements of two phases of a three-phase inverter corresponding to the first and second two-phase modulated command signals are performed while the high- and low-side switching elements of the remaining phase of the three-phase inverter is fixed to be on or off. A value of a current flowing through a first or second bus connected between a DC power source and the three-phase inverter is measured when a local peak of the triangular carrier signal occurs while none of the high-side switching elements of all the three-phases are on or none of the low-side switching elements of all the three-phases are on. | 2014-06-26 |
20140176028 | MOTOR CONTROL DEVICE AND WORK MACHINE USING THE SAME - The controller estimates torque output by the motor and controls the current supplied to the motor in such a manner that a torque estimate of the motor obtained by the estimation corresponds to the torque command value. A torque estimation calculator | 2014-06-26 |
20140176029 | VEHICLE AND CONTROL DEVICE FOR VEHICLE - On a vehicle, a converter converting and outputting a voltage, an inverter converting DC power output from the converter to AC power, and a motor driven by AC power supplied from the inverter are mounted. A control device for this vehicle controls the inverter in a control mode selected in accordance with a degree of modulation of the inverter, selects a target control mode of the inverter, and varies an output voltage from the converter such that a degree of modulation of the inverter varies until the control mode switches to the target control mode when a current control mode is different from the target control mode. | 2014-06-26 |
20140176030 | MOTOR DRIVE APPARATUS - A motor drive apparatus comprises: a position signal generation portion that generates a position signal corresponding to a rotor position of a brushless DC motor; and a logic portion that when starting the brushless DC motor, disposes a non-energizing period immediately after starting forced commutation at a phase switchover timing corresponding to a predetermined forced commutation frequency and performs energizing control of the brushless DC motor such that usual commutation is started at a phase switchover timing corresponding to the position signal that is generated during an inertial rotation of the rotor. | 2014-06-26 |
20140176031 | BACK ELECTROMOTIVE FORCE DETECTION CIRCUIT AND MOTOR DRIVING CONTROL APPARATUS USING THE SAME - There are provided a back electromotive force detection circuit and a motor driving control apparatus using the same. The back electromotive force detection circuit includes a duty determining unit and a delay compensation unit. The duty determining unit outputs a differential level according to a duty of a driving control signal of a motor. The delay compensation unit performs delay compensation differently on each differential level to compensate for a delay in back electromotive force of the motor regardless of a variation in a duty of the driving control signal. | 2014-06-26 |
20140176032 | BACK ELECTROMOTIVE FORCE DETECTION CIRCUIT, AND MOTOR DRIVING CONTROL APPARATUS AND MOTOR USING THE SAME - There are provided a back electromotive force detection circuit, and a motor driving control apparatus and a motor using the same. The back electromotive force detection circuit includes: a voltage generating unit generating a voltage in inverse proportion to a duty ratio of a pulse width modulation (PWM) signal; a variable amplifier controlling a gain according to the voltage generated by the voltage generating unit, and amplifying back electromotive force according to the controlled gain; and a comparator comparing an output from the variable amplifier with a pre-set reference signal, and outputting a zero-crossing signal of the back electromotive force. | 2014-06-26 |
20140176033 | DRIVING CIRCUIT, DRIVING MODULE, AND MOTOR DRIVING APPARATUS - There is provided a driving circuit including: a signal delay unit including a first delay unit delaying a high level input signal in a case in which an input signal has a high level, and a second delay unit delaying a low level input signal when the input signal has a low level; a signal output unit including first and second transistors connected to the first and second delay units and performing a switching operation under the control of the first and second delay units, respectively; and an output holding unit maintaining an output voltage at a level equal to that immediately before the first and second transistors are turned off, when the first and second transistors are simultaneously turned off. | 2014-06-26 |
20140176034 | MOTOR DRIVE SYSTEM - A motor drive system includes a first interlock mechanism configured to be activated in response to transition to an operable state of an interruption device, to open an open/close device, a second interlock mechanism configured to be activated in response to transition to an openable state of a case containing a power control unit, to open the open/close device, and a control device. The control device is configured to perform, when the first interlock mechanism is activated, a first process of opening the open/close device after shutting down the power control unit, and to perform, when the second interlock mechanism is activated, a second process of opening the open/close device while driving the power control unit, instead of the first process, depending on a counter electromotive voltage generated by a motor. | 2014-06-26 |
20140176035 | MOTOR DRIVING CONTROL APPARATUS, MOTOR DRIVING CONTROL METHOD, AND MOTOR USING THE SAME - There are provided a motor driving control apparatus, a motor driving control method, and a motor using the same. The motor driving control apparatus includes a controller, a duty ratio calculation unit, and a driving signal generation unit. The controller generates a speed control signal by using at least one of a speed signal of a motor device and a speed command signal input from the outside. The duty ratio calculation unit calculates a duty ratio of the speed control signal. The driving signal generation unit generates a driving control signal for controlling driving of the motor device by using the duty ratio. | 2014-06-26 |
20140176036 | MOTOR CONTROL APPARATUS AND MOTOR CONTROL METHOD - A motor control apparatus includes a state quantity detector configured to output a detection signal in correspondence with a state quantity of a motor, a vibration detection unit configured to detect a disturbance vibration component of the motor based on a torque instruction and the detection signal and output a vibrational component signal in correspondence with the detection result, a speed signal generator configured to generate a speed signal based on a result of subtracting the vibration component signal from the detection signal, and a speed controller configured to generate the torque instruction based on a deviation between a speed instruction and the speed signal. | 2014-06-26 |
20140176037 | CONTROL UNIT OF ACTUATOR - A control unit is configured to control driving of an actuator using an output of a rotary encoder having a rotator with a pattern row. The control unit includes a memory configured to store correcting information used to correct an arrangement error of the pattern row, and a controller configured to correct an output of the rotary encoder using the correcting information stored in the memory and to control driving of the actuator based on a corrected output of the rotary encoder. | 2014-06-26 |
20140176038 | POSITIONING METHOD AND POSITIONING DEVICE - The present disclosure provides a positioning method and a positioning device. The positioning device includes: an emitter for emitting light beams to a to-be-positioned point and auxiliary positioning points; a receiver for receiving reflected light beams reflected by the to-be-positioned point and the auxiliary positioning points; a judging module for judging whether the reflected light beam reflected by the to-be-positioned point is received or not; and a calculating module for receiving a judging result from the judging module and determining height information of the to-be-positioned point according to the reflected light beams reflected by the to-be-positioned point and the auxiliary positioning points. Thus, the height information of the to-be-positioned point can be determined according to the reflected light beams reflected by the auxiliary positioning points even if the reflected light beam reflected by the to-be-positioned point cannot be received, which improves the success rate of the positioning. | 2014-06-26 |
20140176039 | MOTOR CONTROL DEVICE AND CONTROL METHOD OF STEPPING MOTOR - There is provided a motor control device controlling an energizing state of a coil of each phase for driving a stepping motor having multiple phase coils. The motor control device includes a detecting unit configured to detect whether the stepping motor is out of step, and a reverse rotating unit configured, when the detecting unit detects that the stepping motor is out of step, to rotate the stepping motor in a second rotation direction reverse to a first rotation direction, which is a rotation direction of the stepping motor before detecting out-of-step, by a number of steps with which a stress received by the stepping motor is alleviated, before the stepping motor spontaneously rotates in the second direction. | 2014-06-26 |
20140176040 | SYSTEM AND METHOD FOR SAVING ENERGY WHEN DRIVING MASSES HAVING PERIODIC LOAD VARIATIONS - A system and method are described for conserving energy by decoupling a supply voltage to an electric motor operating under periodic load variations. A time segment value corresponding to a duration of periodic load variations is obtained and the supply voltage is adjusted to maintain an observed phase angle for a supply voltage and current at a value corresponding to a target phase angle. At least one off-time period is identified during the time segment value that corresponds to when the adjusted supply voltage is applied to the motor. During a remainder of the time segment value, at least one turn-on time period is provided when the supply voltage is coupled to the motor. The system may enter to a closed-loop control process after a predetermined period of time to adjust to any changes in the periodic load variations. | 2014-06-26 |
20140176041 | SEMICONDUCTOR THERMOELECTRIC MODULE CHARGER FOR MOBILE COMPUTING DEVICE - A system and method for recycling the electrical energy that has been consumed and converted into unwanted thermal energy. A power source for supplying power to a mobile computing system comprises a rechargeable battery and a semiconductor thermoelectric module coupled to the rechargeable battery and a charring circuit. The thermoelectric module is disposed proximate to a heat generating member of the computing system and operable to sense the thermal energy released by the member and convert it into electrical energy based on Seeback effect. The converted electrical energy can be regulated and stored in the rechargeable battery. | 2014-06-26 |
20140176042 | OPTICAL CHARGER WITH LIGHT RECEIVERS AND LIGHT EMITTERS - An optical charger includes a fixing block, a number of light receivers, a substrate, and a number of light emitters. The fixing block is used for receiving a battery. The light receivers are fixed on the fixing block. The battery is electrically connected to the light receivers. The substrate has a loading surface for loading the fixing block. The light emitters are positioned on the substrate and face the light receivers. The light emitters are electrically connected to an external power supply, and are used for converting electrical energy from the external power supply into optical energy and emitting light rays. The light receivers are used for receiving the light rays from the light emitters, and converting optical power of the light rays into electric energy. The battery receives and stores the electric energy. | 2014-06-26 |
20140176043 | CHARGING CONTROL UNIT - The amount of power generated by a solar cell is used for charging more efficiently. An activation determination means | 2014-06-26 |
20140176044 | GENERATION OF RENEWABLE ENERGY CERTIFICATES FROM DISTRIBUTED PRODUCERS - A system and method for recorded renewable energy certificates from power produced by small power generators is provided. An appliance can include a renewable energy source and electronics to monitor and control the charging of batteries in the appliance utilizing power from the renewable energy source. Power from the batteries can be utilized to power or charge external devices. The electronics also records the total power production from the renewable energy source and uploads transaction records to either an external device for transmission to a records server or uploads it directly to the records server itself The records server compiles the transaction records and generates renewable energy certificates by aggregating the transaction records. Renewable energy certificates can be redeemed in exchange for real or virtual goods and services. | 2014-06-26 |
20140176045 | Balancing Of Battery Cells Connected In Parallel - Systems and techniques for parallel battery balancing are described. A battery assembly comprises a first battery interface and a second battery interface; the first battery interface may connect to a first battery exhibiting a first voltage profile and the second battery interface may connect to a second battery exhibiting a second voltage profile. The battery assembly further comprises a current flow control mechanism to direct current flow to, from, and between the first battery and the second battery, with current directed to each battery being adapted so as to be compatible with the voltage profile of the battery. | 2014-06-26 |
20140176046 | APPARATUS AND METHOD FOR CONTROLLING A TERMINAL HAVING A MULTIPLE BATTERY CONFIGURATION - A terminal includes a first battery to supply power to the terminal if a power level of the first battery is above a first reference threshold, a second battery to supply power to the terminal if the power level of the first battery is below the first reference threshold, and a switch to connect at least one of the first battery and the second battery to power the terminal based on the power level of the first battery, in which the first battery is detachable from the terminal. | 2014-06-26 |
20140176047 | HANDHELD TOOL BATTERY DEVICE - A handheld tool battery device includes: a communication unit; at least one cell unit for storing energy; and at least one induction charging unit for charging and/or discharging the at least one cell unit. The communication unit transmits design-specific parameters to a charging device during a charging process. | 2014-06-26 |
20140176048 | AC ADAPTER FOR ELECTRONIC DEVICE - An electronic device may include an alternating current (AC) adapter to receive AC power and to provide a direct current (DC) voltage. The AC adapter may include a transistor and a capacitor. The capacitor to store a voltage based on the received AC power, and the transistor to remove a portion of the power stored in the capacitor based on the received AC power. | 2014-06-26 |
20140176049 | CHARGING DEVICE - A charging device has a rectifier circuit that rectifies an AC voltage supplied from an AC power supply, a power factor correction circuit that is connected to an output terminal of the rectifier circuit, a capacitor that is connected to a pair of output lines of the power factor correction circuit, a DC-DC converter that boosts or steps down an output voltage at the power factor correction circuit to output the output voltage to a battery, a voltage detection circuit that is provided between the power factor correction circuit and the DC-DC converter, and a controller that controls the power factor correction circuit based on a voltage detected by the voltage detection circuit. The voltage detection circuit includes an isolation transformer, a switching element, and a voltage detector. | 2014-06-26 |
20140176050 | Power Recovery Controller - The inventive subject matter provides a circuit and a method for efficiently charging a battery. In one aspect of the invention, the circuit includes a constant current circuit configured to provide a direct current through the battery. The circuit also includes a pulsing current circuit that works with the constant current circuit and configured to simultaneously provide a series of pulsed current to the battery. In some embodiments, the series of current pulses includes constructive resonant ringing that is constructive with respect to the charging of the battery. | 2014-06-26 |
20140176051 | CHARGING SYSTEM, CHARGING APPARATUS, AND CHARGING METHOD - A charging system can be connected to a power system and a storage battery unit, including: a charging apparatus that charges the storage battery unit; a measurement unit that measures at least one piece of information on a current, a voltage, and a harmonic wave of the power system; and a control apparatus that transmits to the charging apparatus, according to the at least one information measured by the measurement unit, a command for controlling charging with respect to the storage battery unit. | 2014-06-26 |
20140176052 | Power Recovery Controller - The inventive subject matter provides a circuit and a method for efficiently charging a battery. In one aspect of the invention, the circuit includes a constant current circuit configured to provide a direct current through the battery. The circuit also includes a pulsing current circuit that works with the constant current circuit and configured to simultaneously provide a series of pulsed current to the battery. In some embodiments, the series of current pulses includes constructive resonant ringing that is constructive with respect to the charging of the battery. | 2014-06-26 |
20140176053 | BATTERY CHARGER, VOLTAGE MONITORING DEVICE AND SELF-DIAGNOSIS METHOD OF REFERENCE VOLTAGE CIRCUIT - A battery charger includes a battery cell, a reference voltage generating section, an A/D converting section including an A/D converter and a control section. The reference voltage generating section includes a first reference voltage circuit generating a first reference voltage and a second reference voltage circuit generating a second reference voltage equal to the first reference voltage. To diagnose the A/D converter, the first reference voltage circuit is used. To diagnose the first reference voltage circuit, a second A/D conversion value obtained by A/D converting a second divided voltage of the second reference voltage via the A/D converter using the first reference voltage is compared with a first reference value obtained by A/D converting a first divided voltage of the first reference voltage via the A/D converter using the first reference voltage when the first reference voltage circuit is normal. | 2014-06-26 |
20140176054 | WIRELESS CHARGING OPTIMIZATION - Described herein are techniques related to near field coupling and wireless charging or wireless power transfer (WPT). More particularly, an induced current at a receiving coil antenna is measured and utilized as a basis for re-alignment with a transmitting coil antenna is described. | 2014-06-26 |
20140176055 | WIRELESS CHARGER - An apparatus (pad) and method for wirelessly charging a receiver are disclosed. The pad includes one or more NFC antennas which can receive an NFC signal from the receiver. The pad also contains one or more charging coils. Measurement of the signal strength at each charging NFC antenna helps determine which charging coil(s) should be utilized to effect the most efficient charging of the receiver. | 2014-06-26 |
20140176056 | Wireless Charging Apparatus and Method - A charging pad capable of charging a receiver according to a predetermined procedure is disclosed. The charging pad may have a plurality of charging coils and a controller for selecting an appropriate coil for charging the receiver. The receiver communicates with the charging pad via NFC, thereby indicating to the charging pad the appropriate procedure for charging the receiver. The controller then selects the appropriate coil and directs charging according to the appropriate procedure. | 2014-06-26 |
20140176057 | SYSTEM OF SECURING A WIDE-RANGE OF DEVICES DURING WIRELESS CHARGING - A system for securing and wirelessly charging a chargeable device on a charger, particularly in a vehicle, is provided. The system includes at least one transmitting coil in proximity to a charging surface and an adjustable retaining assembly configured to substantially engage at least a portion of a perimeter of the chargeable device to position the chargeable device on the charging surface. | 2014-06-26 |
20140176058 | Reducing Inductive Heating - An apparatus including a magnet assembly having at least two magnet assembly components; and an eddy current heating reduction system configured to reduce heating of the magnet assembly by magnetic fields. The eddy current heating reduction system includes electrical insulation between the at least two magnet assembly components, and includes at least one of the at least two magnet assembly components having a divided current loop area at least two spaced subsections. | 2014-06-26 |
20140176059 | MAGNETIC CONNECTOR APPARATUS FOR CHARGING ELECTRIC VEHICLE - A magnetic connector apparatus that charges an electric vehicle through contactless magnetic coupling. The magnetic connector apparatus includes an external charger, an inlet, and a magnetic connector. The inlet is connected to a rechargeable battery of the vehicle. The magnetic connector is connected to a power source of the external charger and is transferred to the vehicle to be inserted into the inlet. | 2014-06-26 |
20140176060 | Miniature Low-Power Remote Battery Charging Systems and Methods - In some embodiments, the charging magnetic field produced in an air gap within an inductive charger for a hearing aid or other miniature device is shaped by lateral protrusions, which draw the magnetic field away from a body of a device battery situated behind a receiver inductor. Shaping the magnetic field allows reducing the magnetic field flux intercepted by the battery (rater than the receiver inductor), reducing the inductive heating of the battery. A charging element produces a high-frequency, ˜120 kHz, magnetic field inside the gap in which the hearing aid or other device is inserted to charge its battery. A loosely-coupled magnetic transformer circuit forms a resonant tank circuit that is excited, by a feedback control circuit, at its resonant frequency to ensure power transfer across the large gap regardless of the dimensional variations of the gap and the relative position of the hearing aid in the gap. | 2014-06-26 |
20140176061 | Ad-hoc Wireless Sensor Package - Systems, methods, computer-readable storage mediums including computer-readable instructions and/or circuitry for control of transmission to a target device with communicating with one or more sensors in an ad-hoc sensor network may implement operations including, but not limited to: generating electrical power from at least one ambient source via at least one transducer; powering at least one transmitter via the electrical power from at least one ambient source to wirelessly transmit one or more sensor operation activation signals to one or more sensors; and at least one of powering one or more sensing operations of the one or more sensors or charging one or more power storage devices of the one or more sensors via the one or more sensor operation activation signals. | 2014-06-26 |
20140176062 | WIRELESS POWER TRANSMITTING APPARATUS FOR VEHICLE - Disclosed herein is a wireless power transmitting apparatus for a vehicle, including: a support module including a support body having a first connection part, a connection jack configured to be connected to the support body and be connected to a power supply jack of the vehicle, and a first terminal installed at the first connection part and electrically connected to the connection jack; and a charging module including a charging body having a second connection part rotatably connected to the first connection part, a second terminal installed at the second connection part and connected to the first terminal, and an output unit configured to output a wireless power signal by a power input from the connection jack through the second terminal. | 2014-06-26 |
20140176063 | METHOD AND APPARATUS FOR SUPPLYING ENERGY TO AN IMPLANT - A system is disclosed which comprises an implantable electrical medical device ( | 2014-06-26 |
20140176064 | SYSTEM - A charging system for a battery device of a handheld tool includes a charging device provided to inductively charge the battery device in a charging operation, the charging device having at least one induction charging unit which has at least one charging coil having a main coil extension. A gap is provided between the battery device and the charging device in a charging operation. A ratio between (i) the at least one main coil extension and (ii) a minimum clearance between the at least one charging coil and a surface defining the gap is at most 30/1. | 2014-06-26 |
20140176065 | BATTERY CHARGING DEVICE FOR A HANDHELD MACHINE TOOL - A battery charging device of a handheld machine tool has a primary inductive charging unit provided to charge handheld machine tool battery devices using at least two different nominal voltages. | 2014-06-26 |
20140176066 | Communication and Charging Circuitry for a Single-Coil Implantable Medical Device - Communication and charging circuitry for an implantable medical device is described having a single coil for receiving charging energy and for data telemetry. The circuitry removes from the AC side of the circuit a tuning capacitor and switch traditionally used to tune the tank circuitry to different frequencies for telemetry and charging. As such, the tank circuitry is simplified and contains no switchable components. A switch is serially connected to the storage capacitor on the DC side of the circuit. During telemetry, the switch is opened, thus disconnecting the storage capacitor from the tank circuit, and alleviating concerns that this capacitor will couple to the tank circuit and interfere with telemetry operations. During charging, the switch is closed, which allows the storage capacitor to couple to the tank circuitry through the rectifier during some portions of the tank circuitry's resonance. | 2014-06-26 |
20140176067 | Contactless Rechargeable Secondary Battery and Contactless Battery Charger - A contactless rechargeable alkaline secondary battery includes an alkaline secondary battery; a power receiver circuit having receiver coils and a resonance capacitor and adapted to receive AC power via magnetic field resonance, the resonance capacitor connected with the receiver coils L | 2014-06-26 |
20140176068 | Charging System, Electronic Apparatus, Charge Control Method, and Program - A charging system, electronic apparatus, charge control method, and program applicable also to a movable-coil-type charging system are provided. A power receiving unit includes a charging section charging a secondary battery by using current induced in a power receiving coil; a charge state determining section monitoring a charge state of the secondary battery to determine whether charging of the secondary battery is required to be stopped; a command transmitting section stopping an operation of charging when determined that charging of the secondary battery is required to be stopped and transmitting a command to a power transmitting unit; a recharge determining section determining, while charging of the secondary battery is stopped, whether the secondary battery requires recharging; and a coupling releasing section temporarily releasing coupling of the power receiving coil and a power transmitting coil by electromagnetic induction when determined that the secondary battery requires recharging. | 2014-06-26 |
20140176069 | VEHICLE - In a vehicle, a lamp for illuminating a charging connector is provided in a charging port, and lighting and extinction of the lamp are controlled by a light emission controller. The light emission controller causes the lamp to emit light when an outer door is opened. Further, the lamp is extinguished after detecting that the outer door has been closed, the vehicle is traveling at a predetermined speed, an ignition switch has been switched ON, a door locking operation has been performed, or charging has begun. | 2014-06-26 |
20140176070 | Device for Establishing and Disconnecting a Charging Connection for a Plug-In Vehicle in an Automated Manner - Charging device for the automatic establishment and disconnection of a charging connection for a plug-in vehicle, whereby the charging device of the plug-in vehicle includes a charging electrical unit, a charging station with a charging cable to charge an energy storage unit of the vehicle through a cable-based charging connection. The charging electrical unit comprises a socket and the charging cable a plug. The charging device is designed such that that the socket has one or more insertion funnels, the plug has one or more guide pins, wherein each guide pin is allocated to a specific funnel. Information is exchangeable between the charging station and the charging electrical unit once the charging connection is established. Information between the charging station and the vehicle is exchangeable if the charging connection is not established. The plug and a reinforced section on the charging cable connected to the plug are movable via a guide mechanism in a predefined spatial direction in the form of a coupling movement over maximum predefined coupling length. The plug and reinforced section are also movable opposite the predefined spatial direction in a decoupling movement over the coupling length. | 2014-06-26 |
20140176071 | CELL PHONE CHARGER - A cell phone charger that charges a cell phone and includes: prongs that are retractable and are plugged into an electrical outlet, a prong base that the prongs are assembled on, a rack gear that is connected to the prong base and has a rack gear hole, an extension gear that is engaged with the rack gear and is rotated to move the rack gear between a retracted position and an extended position, a spring that provides a force to place the rack gear and prongs is the retracted position, a retraction activator that controls a lock pin based on a retraction signal, a controller that generates the retraction signal and transmits the retraction signal to the retraction activator, and a voltage converter that converts provides a DC voltage and charges the cell phone. | 2014-06-26 |
20140176072 | PORTABLE ELECTRICAL ENERGY SOURCE - A portable electrical energy source provides power for a portable electronic device and includes a base, a chargeable battery, and a connector. The base includes a first surface and a second surface facing away from the first surface. The base defines a receiving room between the first surface and the second surface. The chargeable battery is received in the receiving room. The connector is positioned on the first surface and is electrically connected to the chargeable battery, which is electrically connected to the portable electronic device. The chargeable battery charges the portable electronic device through the connector. | 2014-06-26 |
20140176073 | ELECTRIC VEHICLE BATTERY SYSTEMS WITH EXCHANGEABLE PARALLEL ELECTRIC VEHICLE BATTERY MODULES - Systems and methods for electric vehicle battery systems with replaceable parallel electric vehicle battery modules are described herein. The electric vehicle battery system includes a plurality of electric vehicle battery modules connected in parallel. Each electric vehicle battery module includes a battery. Each electric vehicle battery module can also include a balancing circuit in electrical communication with a current path from the battery to an electric vehicle battery module output node. Each electric vehicle battery module also may have a current sensor in electromagnetic communication with the current path between the battery and the balancing circuit. The current sensor can be configured to sense a current level between the battery and the balancing circuit. The balancing circuit can be configured to balance the current level sensed by the current sensor of each electric vehicle battery module. | 2014-06-26 |
20140176074 | Electric Storage Device - Provided is an electric storage device including a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, a nonaqueous electrolyte solution in which an electrolyte is dissolved in a nonaqueous solvent, wherein an inorganic filler layer is disposed between the positive electrode and the negative electrode and the nonaqueous electrolyte solution contains lithium difluorobis(oxalato)phosphate. | 2014-06-26 |
20140176075 | SUPERCAPATTERY AND METHOD FOR CONTROLLING CHARGE/DISCHARGE OF THE SUPERCAPATTERY BY USING A MAGNETIC FORCE - A supercapattery includes at least one tank filled with a conductive material. The conductive material has an arrangement-variable crystal lattice. The conductive material is graphite, grapheme, graphene oxide, a composite of graphite, metal, and a polymer, or a composite of graphene, metal, and a polymer. A magnetic member is mounted outside of the at least one tank. The magnetic member can be supplied with electricity to create a magnetic field. A method for controlling charge/discharge of a supercapattery includes supplying electricity to a supercapattery filled with a conductive material having an arrangement-variable crystal lattice. The crystal lattice of the conductive material supplied with electricity is transformed from an isotropic phase into an electro-nematic phase and absorbs electrons. An external magnetic field is created to return the crystal lattice of the conductive material from the electro-nematic phase to the isotropic phase, releasing the electrons. | 2014-06-26 |
20140176076 | POWER STORAGE DEVICE AND METHOD FOR CHARGING THE SAME - A decrease in the capacity of a power storage device is inhibited by adjusting or reducing imbalance in the amount of inserted and extracted carrier ions between positive and negative electrodes, which is caused by decomposition of an electrolyte solution of the negative electrode. Further, the capacity of the power storage device can be restored. Furthermore, impurities in the electrolyte solution can be decomposed with the use of the third electrode. A power storage device including positive and negative electrodes, an electrolyte, and a third electrode is provided. The third electrode has an adequate electrostatic capacitance. The third electrode can include a material with a large surface area. In addition, a method for charging the power storage device including the steps of performing charging by applying a current between the positive and negative electrodes, and performing additional applying a current between the third electrode and the negative electrode is provided. | 2014-06-26 |
20140176077 | METAL CYANOMETALLATE ELECTRODE WITH SHIELD STRUCTURE - A mechanism is presented for shielding a cathode in a metal cyanometallate battery. A battery is provided with an anode, a cathode, an electrolyte, and an ion-permeable membrane separating the anode from the cathode. The cathode is made up of a plurality of metal cyanometallate layers overlying the current collector. At least one of the metal cyanometallate layers is an active layer formed from an active material A | 2014-06-26 |
20140176078 | BATTERY CELL BALANCING CONTROL SYSTEM AND BATTERY MANAGEMENT METHOD THEREOF - A battery cell balancing control system and a battery management method thereof are disclosed. The battery cell balancing control system is used for managing a battery apparatus, wherein the battery apparatus has a plurality of battery cells. The battery cell balancing control system comprises a detection module, a battery management module, and an adjusting module. The detection module is used for executing a battery checking procedure on the plurality of battery cells to generate a detection result. The battery management module is used for determining whether the plurality of battery cells has a controlled cell according to the detection result. If the controlled cell has not been found among the plurality of battery cells, the battery management module controls the adjusting module to execute a battery cell balancing procedure until the controlled cell is found. | 2014-06-26 |
20140176079 | BATTERY SYSTEM - The controller calculates a first limit based on received information about the battery packs and the schedule for charging and discharging plan, and supplies the first limit which serves as a control command to a master battery management unit (BMU), a master BMU receives the first limit. The master BMU sets and distributes the second limit to each one of local battery management function blocks in the battery packs. As a result, each BMU receives the second limit respectively. Then, the each BMU supplies the third limit to a bidirectional power source circuit, respectively, based on failure information FAIL and capacity information SOC of the battery in the battery pack. | 2014-06-26 |
20140176080 | LOAD/CHARGER DETECTION CIRCUIT, BATTERY MANAGEMENT SYSTEM COMPRISING THE SAME AND DRIVING METHOD THEREOF - Disclosed are a load/charger detection circuit, a battery management system comprising the same and a driving method thereof. The load/charger detection circuit includes a current source; a current mirror connected to the current source to copy a current of the current mirror; at least two resistors connected between a first terminal providing a corresponding voltage to a charger or a load and a power supply; and a zener diode connected between the first terminal and the current mirror. | 2014-06-26 |
20140176081 | BOOST CONTROL METHOD AND SYSTEM FOR BOOST CONVERTER - A boost control method and system for a boost converter by which a stability of parts is secured when a fuel cell vehicle is started up, and the number of parts is reduced by eliminating an additional hardware construction such as a pre-charge relay. The boost control method includes analyzing a battery state before a boost, and determining a normal state and when the battery state is normal, a processor executes a first boost mode via the boost converter to primarily boost up a voltage of a bus terminal. In addition, the method includes analyzing situation data during the primary boost, and determining an abnormal state of the bus terminal and when the bus terminal is normal, the processor executes a second boost mode to increase a voltage of the bus terminal up to a final target value. | 2014-06-26 |
20140176082 | Antenna Arrangement for Wireless Powering - An antenna arrangement for transmitting energy is described. The antenna arrangement includes a planar array of two or more rectangular loop antennas, adapted to transmit energy at low frequencies via non-radiative resonant coupling and at high frequencies via radiative coupling. The low frequencies correspond to a wavelength with half of the wavelength being larger than the longest rectangular loop antenna dimension and the high frequencies correspond to a wavelength with half of the wavelength being approximately equal the longest rectangular loop antenna dimension. The antenna arrangement also includes a feeding network connected to the planar array, which includes a phase shifting means for providing a phase difference between signals at the high frequencies to be transmitted by different rectangular loop antennas of the planar array, whereby the amount of phase difference is related to the distance of the rectangular loop antennas to a focal point in the near-field of the planar array. The antenna arrangement also includes means adapted for distributing the signals applied to the feeding network. | 2014-06-26 |
20140176083 | METHOD FOR CONTROLLING AN EUV SOURCE - A method for triggering a resonant charging circuit for a device for generating short-wavelength radiation based on discharge plasma is described. Switching times of the resonant charging circuit are determined in a non-time-critical method segment by simulation and are stored to be repeatedly retrievable. Measurement values of the resonant charging circuit are determined in real time in a time-critical method segment. At least one second switching time (t | 2014-06-26 |
20140176084 | System and Method for the Adaptive Management of a Battery System - The present invention relates generally to a method and apparatus for the management of individual cells in a battery system. More particularly, the present invention relates to the control of charging a battery system such that the cells stay balanced and the ability to produce a battery system profile and cell profile to adapt to the changes of the cells within the battery system. | 2014-06-26 |
20140176085 | BATTERY CONTROLLER OF VEHICLE - This battery controller of a vehicle includes an internal combustion engine, a generator; a battery; a battery state detector that detects a battery state including the remaining capacity of the battery; a degree-of-deterioration determination unit that determines the degree of deterioration of the battery based on the battery state; a neglect state detector; a monitoring time setting unit that sets a monitoring time to monitor the remaining capacity based on the degree of deterioration and the current remaining capacity of the battery when the neglect state of the vehicle is detected by the neglect state detector; and a charging necessity determination unit that determines whether or not the battery needs to be charged after the monitoring time set by the monitoring time setting unit passes. Charging of the battery by the generator is started when the charging necessity determination unit determines that the battery needs to be charged. | 2014-06-26 |
20140176086 | CAPACITOR CHARGER SYSTEM, POWER MODULATOR AND RESONANT POWER CONVERTER - A capacitor charger system has a resonant power converter to connect to a capacitor via a rectifier. The resonant power converter has a switch-based bridge network, an internal transformer, a resonant circuit, and an amplitude stabilization circuit. The switch-based bridge network comprises at least one pair of switches. The resonant circuit includes a series-resonant branch with capacitive and inductive components, and the resonant circuit is connected in the circuit path to a midpoint between a pair of switches of the switch-based bridge network. The amplitude stabilization circuit provides stabilization of the resonant amplitude of the resonant circuit, and the amplitude stabilization circuit includes one-way conducting circuitry connected between an unrestricted node defined by a junction and a connection point of the resonant power converter having a predefined voltage level at operation. The resonant power converter connects to the output rectifier via the secondary winding of the internal transformer. | 2014-06-26 |
20140176087 | ALTERNATOR WITH VOLTAGE REGULATION - The present invention relates to an alternator to be electrically connected to a load, the alternator including a rotor including: a rotary field, an excitation winding, a dissipative component and a switchover system allowing the rotary field to be connected selectively to the excitation winding or to the dissipative component, and a controller controlling the switchover system so as to regulate the current in the rotary field and, in response to a reduction in the load applied to the alternator, connects the dissipative component to the rotary field to dissipate the inductive energy that has built up in the rotary field. | 2014-06-26 |
20140176088 | DISTRIBUTION TRANSFORMER POWER FLOW CONTROLLER - A distribution transformer power flow controller apparatus includes at least one external source terminal configured to be coupled to a distribution transformer, at least one external load terminal configured to be coupled to a load, and a converter circuit configured to be coupled between the at least one external source terminal and the at least one external load terminal to provide series connection of the converter circuit with the load and to control a power transfer of the distribution transformer. The converter circuit may be configured to control a reactive power transfer of the distribution transformer. The converter circuit may also be configured to control a reactive power transfer and a real power transfer. In some embodiments, the converter circuit may be configured to be coupled to at least one energy storage capacitor, at least one battery and/or at least one power generation device. | 2014-06-26 |
20140176089 | PHASE SHIFT CIRCUIT AND POWER FACTOR CORRECTION CIRCUIT INCLUDING THE SAME - There are provided a phase shift circuit and a power factor correction circuit including the same. The phase shift circuit includes a ramp generation unit charging or discharging a capacitor connected to a switch device to generate a ramp signal, a reference signal generation unit generating a predetermined reference signal from the ramp signal, and a comparison unit comparing the ramp signal with the reference signal to generate a clock signal, wherein at least one of the reference signal generation unit and the comparison unit changes a negative or positive value of offset components included in the reference signal or the ramp signal within every operating period of the switch device. | 2014-06-26 |
20140176090 | VOLTAGE REGULATION SYSTEM AND METHOD - A method for regulating a power line voltage includes determining a slow voltage variation by filtering an actual voltage at terminals of the voltage regulation apparatus. A fast active power variation is determined by filtering a measured active power of the DG system; wherein a first frequency of the slow voltage variation is smaller than a second frequency of the fast active power variation. The voltage regulation apparatus settings are controlled based on the slow voltage variation and a reactive power output of the DG system is controlled based on fast active power variation. | 2014-06-26 |
20140176091 | DC-DC CONTROLLER AND CONTROL METHOD THEREOF - A DC-DC controller and a control method thereof are provided. The DC-DC controller is coupled to an output stage. The output stage receives an input voltage and provides an output voltage. The DC-DC controller includes a transient boost circuit, a ramp oscillator, a combination logic circuit, a first comparator and a pulse width modulation (PWM) generator. The transient boost circuit generates an adjusting signal according to a variation of the output voltage. The combination logic circuit controls the ramp oscillator to generate a ramp signal according to the adjusting signal. The first comparator generates a first signal according to the ramp signal and an outputted feedback voltage related to the output voltage. The PWM generator generates a PWM signal according to the first signal, so as to control the operations of the output stage. | 2014-06-26 |
20140176092 | MEASURING ARRANGEMENT FOR DETERMINING A MEASURED VARIABLE AND METHOD FOR GENERATING AN OUTPUT SIGNAL RELATING TO THE MEASURED VARIABLE - A method for generating an output signal and measuring arrangement for determining at least one measured variable use at least one sensor device ( | 2014-06-26 |
20140176093 | SEMICONDUCTOR INTEGRATED CIRCUIT AND METHOD FOR OPERATING THE SAME - A switching loss is reduced by reducing a deviation from the operational principle of zero-volt switching (ZVS). A semiconductor integrated circuit includes high-side switch elements Q | 2014-06-26 |
20140176094 | DC/DC Module of LCD Driving Circuit - The present invention provides a DC/DC module of a LCD driving circuit. The DC/DC module comprises a buck-boost circuit, which is used to convert the input voltage of the DC/DC module into a gate off-state voltage VGL; a LDO circuit, which is connected in series to the buck-boost circuit, used to convert the input voltage of the buck-boost circuit into a lower limit output voltage VBB of a liquid crystal driver; a BUCK circuit, which is used to convert the input voltage of the DC/DC module into a operating voltage VDD of a specific IC; a charge pump circuit, which is used to convert the input voltage of the DC/DC module into a gate on-state voltage VGH; wherein, the input voltage of the DC/DC module is used directly as an upper limit output voltage VAA of the liquid crystal driver. The DC/DC module according to the present invention has simple circuit structure, low hardware cost, and high load capacity. | 2014-06-26 |
20140176095 | METHOD AND APPARATUS FOR CONTROLLING PROGRAMMABLE POWER CONVERTER - The present invention provides a circuit for controlling a programmable power converter. The circuit includes a micro-controller, a controller, and a timer. The controller includes a voltage error amplifier. The micro-controller has a program memory and a data memory. The controller generates switching signals in response to a voltage-feedback signal for regulating an output voltage of the programmable power converter. The voltage error amplifier generates the voltage-feedback signal according to a voltage reference signal and the output voltage of the programmable power converter. A gain of the voltage error amplifier and a value of the reference signal are programmed by the micro-controller. | 2014-06-26 |
20140176096 | SEMICONDUCTOR DEVICE AND POWER SUPPLY SYSTEM INCLUDING THE SAME - In a semiconductor device, a resistance divider includes a first resistor connecting a supply line to an output node of an analog control signal, a second resistor connecting an output node to ground, a first switching device that is turned on or off by a control circuit, and a second switching device that turns on in response to a voltage equal to the voltage of the supply line. The control circuit turns on the first switching device until a power supply voltage reaches a predetermined voltage, and then turns on or off the first switching device. | 2014-06-26 |
20140176097 | MULTI-PHASE DC-DC POWER CONVERTER - A multi-phase DC-DC power converter is provided, which includes a pulse width modulation (PWM) controller and a plurality of output stage circuits. The plurality of output stage circuits converts an input voltage into an output voltage. The PWM controller includes a feedback circuit and a PWM generation module. The feedback circuit outputs a trigger signal according to the output voltage and a ramp signal. The PWM generation module at least generates a first PWM signal and a second PWM signal. In addition, a waveform of the first PWM signal partially overlaps a waveform of the second PWM signal at a logic high level. | 2014-06-26 |
20140176098 | FEED-FORWARD COMPENSATION FOR LOW-DROPOUT VOLTAGE REGULATOR - A voltage regulator includes a pass element having a control input coupled to a control node and operable to generate an output voltage at an output node, a negative feedback amplifier operable to receive a reference voltage and the output voltage and generate a signal at the control node based on a difference between the reference voltage and the output voltage, and a noise cancellation circuit coupled to the control node and the output node and operable to generate a bias current at the control node based on the output voltage. | 2014-06-26 |
20140176099 | VOLTAGE SUPPLY DEVICE - There is provided a voltage supply device, including an inputting unit obtaining a reference voltage; an operational amplifier obtaining switching information based on the reference voltage and a feedback voltage, a switching unit outputting an input voltage as the feedback voltage based on the switching information from the operational amplifier, a controlling unit obtaining a control signal based on the reference voltage, and an outputting unit outputting an output voltage and hysteresis information based on the control signal. | 2014-06-26 |