SEARCH:      Monitor Keywords |  Custom RSS

Electricity: power supply or regulation systems December patent applications/inventions, industry category 12/11

20110316492 - Control device reactive power compensator and method: A control device for controlling a reactive power compensator connected to an electric power network and arranged to provide reactive power to the electric power network. The control device includes a voltage regulator outputting a control signal to the reactive power compensator for controlling its supply of susceptance to the... Agent:

20110316491 - Method and apparatus to increase efficiency in a power factor correction circuit: A power factor correction (PFC) controller includes a first integrator coupled to integrate an input current of a PFC converter. A first signal is generated in response to the first integrator to end an on time of a power switch of the PFC converter. A second integrator is coupled to... Agent: Power Integrations, Inc.

20110316493 - Poly-phase reactive power compensator: The invention relates to a poly-phase reactive power compensator 1 comprising for each phase a, b, c a reactive power means 3a, 3b, 3c; 2a, 2b, 2c. The poly-phase reactive power compensator 1 further comprises means 21, 22, 23; 31, 32, 33 for transferring susceptance between the phases a, b,... Agent:

20110316494 - Switching power supply device, switching power supply circuit, and electrical equipment: According to an embodiment of the invention, there is provided a switching power supply device including an integrated body and a plurality of external terminals. In the integrated body, a first switching element, a constant current element, and a diode are connected in series. The plurality of external terminals include... Agent: Toshiba Lighting & Technology Corporation

20110316495 - Circuit for a switch mode power supply: A circuit for a switch mode power supply is presented. The circuit comprises a transient detection portion adapted to delay an analogue error signal (Vdiff) derived from the output voltage (Vout) of the switch mode power supply and to detect whether the difference between the output voltage and the delayed... Agent: Nxp B.v.

20110316497 - Method for closed-loop control of a dc-dc voltage converter comprising a plurality of interlaced cells operating in zero-voltage switching mode: A method for closed-loop control of a DC-DC voltage converter operating in zero-voltage switching mode (ZVS) with a switching threshold (Z) is disclosed. The converter includes a plurality of interlaced cells, each cell having at least two controlled switches, which are alternately closed and open, and an inductor (L) in... Agent: Valeo Systemes De Controle Moteur

20110316496 - Switching power source apparatus and control method thereof: A switching power source apparatus includes a converting unit to convert a voltage level of power, a first switch to switch power supplied to the converting unit, a second switch connected in series with the first switch and turned on after the first switch has been turned on, and a... Agent: Samsung Electronics Co., Ltd.

20110316498 - Power regulator and remote power control device: A power regulator 130 includes a power input line 181, a primary winding connected to the power input line 181 and wound on a core, a secondary winding, at least part of the secondary winding being in common with the primary winding, at least one tap 132, 133, and 134... Agent: Pmd Networks Inc.

20110316500 - Controlled delivery of a charging current to a boost capacitor of a voltage regulator: Disclosed are devices, apparatus, circuitry, components, mechanisms, modules, units, systems, and processes for controlling a power switch of a voltage regulator. A capacitor is coupled to an output of the power switch. Charge delivery circuitry is coupled to the capacitor and configured to provide a charging current to the capacitor.... Agent: Volterra Semiconductor Corporation

20110316501 - Controller for a power converter and method of operating the same: A controller for use with a power converter including a switch configured to conduct to provide a regulated output characteristic at an output of the power converter, and method of operating the same. In one embodiment, the controller includes a linear control circuit, coupled to the output, configured to provide... Agent: Enpirion, Inc.

20110316499 - Current source regulator: A current source regulator for controlling an output device (Mp) of current source, the output device (Mp) providing an output current (Isrc) to a load. The current source regulator comprises a first feedback loop (1) and second feedback loop (2). The first feedback loop (1) includes a first sensing path... Agent: Austriamicrosystems Ag

20110316503 - Control method for multi-phase dc-dc controller and multi-phase dc-dc controller: A multi-phase DC-DC controller. The multi-phase DC-DC controller comprises converter channels, a channel control device and a power control device. Each converter channel comprises a switch device, a first output node and an inductor coupled between the switch device and the first output node. The channel control device generates adjusted... Agent: Upi Semiconductor Corporation

20110316502 - Feedback for controlling the switching frequency of a voltage regulator: Disclosed are devices, apparatus, circuitry, components, mechanisms, modules, units, systems, and processes for controlling the switching frequency of a voltage regulator. Frequency monitoring and adjustment circuitry is coupled to sense a switching frequency of a power switch coupled to an output filter of the voltage regulator. The frequency monitoring and... Agent: Volterra Semiconductor Corporation

20110316504 - Power supply noise injection: A method for reducing noise in an output of a voltage regulator at frequencies above a closed loop bandwidth, by providing a noise injection path for injecting external noise into the voltage regulator, where the noise injection path becomes active at the frequencies above the closed loop bandwidth, where the... Agent: Lsi Corporation

20110316508 - Digital hybrid v2 control for buck converters: Stabilization of a switching voltage regulator employing V2 control against ripple oscillation instability when the equivalent series resistance (ESR) of an output capacitor is small is provided by providing both an external ramp and an internal ramp (only the latter of which requires an approximation of inductor current) in the... Agent:

20110316506 - Dual loop voltage regulator with bias voltage capacitor: A voltage regulator includes a regulator input connected to a reference voltage; a regulator output that outputs a regulated voltage to an electrical load; a first loop, the first loop configured to receive the reference voltage, the first loop outputting a bias voltage; a second loop, the second loop configured... Agent: International Business Machines Corporation

20110316510 - Load drive device: A load drive device capable of expanding a range of an output power by improving a linearity thereof when the output power varies. This device includes an output circuit 14 for supplying an electric power to an LED 10, a feedback circuit 28 for turning on or off the electric... Agent: Tdk-lambda Corporation

20110316507 - Multiple-input comparator and power converter: Techniques pertaining to multiple-input comparator and power converter designs are disclosed. According to one aspect, the present invention discloses a multiple-input comparator comprising a pair of differential transistors connected by a resister. The gate terminals of the transistor pair serve as the input terminals of the comparator for receiving external... Agent: Wuxi Vimicro Corporation

20110316505 - Output buffer with improved output signal quality: An output buffer receives an input signal and generates an output signal at an output node. The output buffer contains a driver circuit. The driver circuit includes two pairs of cascoded transistors connected at a junction node. Each of the cascoded pairs receives a corresponding level-shifted signal representing the input... Agent: Texas Instruments Incorporated

20110316509 - Start-up circuit and method thereof: Methods and circuits related to power regulator start-up are disclosed. In one embodiment, a start-up circuit can include: (i) a delay circuit having a resistor and a capacitor, where the capacitor is coupled between ground and a common node; and (ii) a control chip that receives a reference voltage, and... Agent: Hangzhou Silergy Semiconductor Technology Ltd

20110316511 - Method and apparatus for dc-to-dc conversion: A direct current-to-direct current (‘DC-DC’) converter generates a pulse-width modulated (‘PWM’) control signal, and generates an output voltage from an input voltage as a function of a duty cycle of the PWM control signal. A feed-forward module controls both the duty cycle and a repetition rate of the PWM control... Agent: Freescale Semiconductor, Inc.

20110316512 - Voltage trimming: Embodiments are provided that include a memory die, memory devices, and methods, such as those comprising a voltage generator, including an output voltage and an adjustment circuit configured to cause adjustment of the output voltage based on a latch signal. Further one such method includes applying an input voltage to... Agent: Micron Technology, Inc.

20110316513 - Device and method for single board energy-saving and single board: The embodiments of the present invention disclose a single board energy-saving device, which includes: a power calculation module, configured to detect the input current of the single board, and calculate the real-time power of the single board according to the detected input current and a previously measured and obtained input... Agent: Huawei Technologies Co., Ltd.

20110316514 - Voltage converter and voltage conversion method: A voltage converter and a voltage conversion method is disclosed. The voltage converter includes input terminals configured to receive an input voltage. Output terminals are configured to provide an output voltage and an output current. At least one first converter stage is connected between the input terminals and the output... Agent: Infineon Technologies Austria Ag

20110316515 - Oscillation circuit: An oscillation circuit including a reference voltage generation circuit that adds a proportional-to-absolute-temperature (PTAT) output, which increases in proportion to an absolute temperature, to a complementary-to-absolute-temperature (CTAT) output, which decreases in proportion to an absolute temperature, to generate and output a reference voltage. The oscillation circuit generates an oscillation signal... Agent: Fujitsu Semiconductor Limited

20110316517 - Electronic apparatus having stand-by mode and operation method thereof: The present invention relates to an electronic apparatus having stand-by mode. The electronic apparatus comprises: a first circuit, comprising an interface and transferring data to an external device; a second circuit, comprising a processor and setting a first power supplying mode of the first circuit; and a third circuit, setting... Agent: Realtek Semiconductor Corp.

20110316516 - Method and apparatus for the remote control of a power source connected to a manually actuated implement: The invention relates to a method and to an apparatus for operating a power source (1) connected to a manually actuated implement (4) by a user, wherein parameters of the power source (1) are set by way of operating elements (3) of an operating and display unit (2) and a... Agent: Fronius International Gmbh

20110316518 - Voltage regulator and control circuit and method therefor: The present invention discloses a voltage regulator, and a control circuit and a control method therefor. The method for controlling a voltage regulator comprises: receiving a dynamic voltage identification signal which instructs the voltage regulator to change its output voltage to a target voltage, and generating a compensation signal to... Agent: Richtek Technology Corporation

20110316520 - Battery control circuit: A battery control circuit includes a voltage detection circuit for measuring voltages of electric cells, balancing circuits for balancing the voltages or SOCs of the electric cells, a signal input/output circuit for communicating with the outside, a power supply circuit having two modes: a normal mode and a low consumption... Agent: Hitachi Vehicle Energy, Ltd.

20110316519 - Load switch: A semiconductor device, circuit, and AC and DC load switch for maintaining a small input-output differential voltage and providing a defined response. The load switch can include a pass element coupled to an input terminal and an output terminal. The pass element can include a control terminal, with the control... Agent:

20110316521 - Variable adapter id circuit: A first resistance (125) within a power supply (110) can be connected to a power supply output (120). A variable resistance (130) can be serially coupled with the first resistance, thereby providing a first intermediate voltage at a point (115) disposed between the first resistance and the variable resistance. The... Agent:

20110309807 - Electronic device for switched dc-dc conversionand method for operating the same: An electronic device for switched DC-DC conversion of an input voltage level into an output voltage level, comprising a first power switch and a second power switch, being connected in parallel and having a different gate width, and a driving stage that is configured to selectively drive the first power... Agent: Texas Instruments Deutschland Gmbh

20110309808 - Bias-starving circuit with precision monitoring loop for voltage regulators with enhanced stability: A regulator circuit includes a voltage regulator having a stability control input and an output for providing a regulated output voltage, an amplifier circuit having an input for receiving an error voltage of the voltage regulator, and an output, and a control circuit having an input coupled to the output... Agent: Aeroflex Colorado Springs Inc.

20110309810 - Electronic circuit and semiconductor arrangement with a load, a sense and a start-up transistor: Disclosed is an electronic circuit with a first load terminal, a second load terminal, a supply terminal configured for having a charge storage arrangement connected thereto, and a load transistor, a current sense circuit with a sense transistor, and a start-up circuit with a start-up transistor.... Agent: Infineon Technologies Ag

20110309809 - High power dc sspc with capability of soft turn-on to large capacitive loads: Pre-charge circuitry allows capacitive loads connected to a solid state power controller to be gradually charged up by a PWM, generated with a cycle by cycle current limit, switching a single MOSFET in series with an inductor, before the SSPC is turned on. The pre-charge circuitry may require only three... Agent: Honeywell International Inc.

20110309811 - Regulator apparatus: A regulator apparatus having an input terminal and an output terminal, the regulator apparatus includes: a plurality of regulators arranged in parallel between the input terminal and the output terminal; an conversion efficiency characteristic information obtaining unit that obtains conversion efficiency characteristic information representing a characteristic of a conversion efficiency... Agent: Fujitsu Limited

20110309812 - Switching regulator with input current limiting capabilities: A switching regulator includes a capacitor, a charge control circuit, a discharge detector, a switch circuit, and a feedback circuit. The charge control circuit charges and discharges the capacitor. The discharge detector has an input coupled to the capacitor to detect when the capacitor has discharged to a predetermined level... Agent:

20110309813 - Field device of process automation: A field device of process automation technology having an interface for output of an electrical current signal and a specifying unit, which provides a value, on which depends an electrical current signal to be output via the interface. A first controllable electrical current sink and a second controllable electrical current... Agent:

20110309816 - Ac voltage controller: An AC voltage controller has two transistors which can be positioned between two AC voltage terminals in series with a load. The two transistors are connected in series in such a way that their respective source terminals are connected to one another. The AC voltage controller also contains a signal... Agent: Diehl Ako Stiftung & Co. Kg

20110309815 - Power converter and method of power conversion: A power converter includes a power converting unit and a driving circuit. The power converting unit generates a DC output voltage based on a pull up driving signal, a pull down driving signal, and a DC input voltage. The driving circuit compensates for an inductor peak current, and performs in... Agent: Samsung Electronics Co., Ltd.

20110309814 - Use of auxiliary currents for voltage regulation: One embodiment relates to an apparatus that includes at least one circuit block and a voltage source configured to supply a first voltage to the at least one circuit block. The apparatus also includes a power delivery unit configured to be selectively activated based on a whether a quantity of... Agent: Infineon Technologies Ag

20110309817 - Dc-dc boost converter circuit and method for driving the same: Disclosed herein are a DC-DC boost converter circuit, which is capable of preventing power loss and stabilizing switching elements by implementing soft switching and improving efficiency by adding a charge pumping function, and a method for driving the same. The DC-DC boost converter circuit, in which an inductor and an... Agent:

20110309818 - Low-voltage source bandgap reference voltage circuit and integrated circuit: A low-voltage source bandgap reference voltage circuit is provided. In the circuit, a differential amplification module (301) is configured to provide negative feedback in a differential input manner, and has one input end connected to a bandgap core module (303), and the other input end connected to an output end... Agent: Huawei Technologies Co., Ltd.

20110309819 - Regulator circuit: There is provided a regulator circuit capable of increasing the capacity of the output transistor for supplying current, stably generating an internal power supply voltage and adapting to the reduction of a power supply voltage. The regulator circuit includes an output transistor which is supplied with an external power supply... Agent: Renesas Electronics Corporation

20110304306 - Current mode control of voltage regulators to mitigate output voltage ripple: Methods and systems may provide for the use of a current control feedback loop to reduce ripple in the output voltage of a regulator such as a switched capacitor voltage regulator. The feedback loop could include an error amplifier that conducts a comparison between a reference voltage and an output... Agent: Intel Corporation

20110304307 - Voltage adjustment module and power supply device: A voltage regulation module coupled to a power conversion module to form a closed loop. The power conversion module includes a PWM circuit and a conversion circuit. The conversion circuit includes serially coupled first and second power switches. The PWM circuit outputs a drive signal to control the first and... Agent: Wistron Corporation

20110304308 - Adaptive constant on time adjustment circuit and mathod for adaptively adjusting constant on time: The present invention discloses an adaptive constant ON time adjustment circuit, which generates a square wave signal having a constant normal ON time during normal operation, for controlling a power stage circuit to convert an input voltage to an output voltage. When the output voltage is shifted from low to... Agent: Richtek Technology Corporation

20110304309 - Switching power source apparatus: A switching power source apparatus includes a high-side MOSFET 11 connected to an input voltage Vin, a ramp signal generator 18 to generate a ramp signal in synchronization with a switching frequency of the high-side MOSFET 11, an amplitude signal generator (second feedback controller 2) to generate an amplitude signal... Agent: Sanken Electric Co., Ltd.

20110304311 - Dc/dc converter, power supply circuit, and semiconductor device: Provided is a DC-DC converter with improved power conversion efficiency. A transistor which is incorporated in the DC-DC converter and functions as a switching element for controlling output power includes, in its channel formation region, a semiconductor material having a wide band gap and significantly small off current compared with... Agent: Semiconductor Energy Laboratory Co., Ltd.

20110304310 - Multivibrator circuit and voltage converting circuit: The present disclosure provides a multivibrator circuit including: a first field effect transistor; a second field effect transistor; a first resistance; a second resistance; a third resistance; a fourth resistance; a first capacitor; a second capacitor; a diode-connected third field effect transistor; and a diode-connected fourth field effect transistor.... Agent: Sony Corporation

20110304312 - Power circuit for reducing standby power consumption: In a power circuit for reducing standby power consumption, a power supply is defined to include a primary power system and a stationary power system. The stationary power system outputs a stationary power after obtaining an input power. A control unit controls ON/OFF of the primary power system, obtains the... Agent: Zippy Technology Corp.

20110298431 - Methods and apparatuses for operating devices with solar power: Solar power tracking techniques are described herein. In one aspect of the invention, a solar power tracking apparatus includes, but is not limited to, a voltage converter and a controller coupled to the voltage converter. The voltage converter includes an input capable of being coupled to a solar power source... Agent:

20110298432 - Apparatus and method for variable voltage function: Apparatus and methods for providing variable regulated voltages are disclosed. Variable voltage control elements can adjust a regulated voltage provided by a single voltage regulator, thereby providing a variable regulated voltage. The regulated voltage can be used in a variety of applications, for example, as a bias voltage for a... Agent: Skyworks Solutions, Inc

20110298435 - Apparatus and method for voltage distribution: Apparatus and methods for providing regulated voltages are disclosed. Using a single voltage regulator, a plurality of regulated voltages can be generated with a voltage distribution function. These regulated voltages can be used in a variety of applications, for example, as a bias voltage for a power amplifier. In addition,... Agent: Skyworks Solutions, Inc.

20110298436 - Control circuit of switching regulator and control method thereof and transistor device therefor: The present invention discloses a control circuit of a switching regulator wherein a confirmation signal is generated to confirm that an upper gate switch has been turned off, to avoid shoot-through. The confirmation signal is generated by obtaining an upper gate sampling signal from a transistor in a level shift... Agent: Richtek Technology Corporation

20110298434 - High voltage synchronous rectifier controller: A power supply may comprise a pulse-width-modulation (PWM) controller; a synchronous rectifier having a forward metal oxide field effect transistor (MOSFET) and a catch MOSFET; a forward gate driver; a catch gate driver; and the PWM controller connected so that a low output of the PWM controller facilitates operation of... Agent: Honeywell International Inc.

20110298437 - Switching adapter control method for adaptive mobile power systems: A switching adapter control method for adaptive mobile power systems is composed of reference current generator, current mode error compensator, controllable constant turn-off timer, PWM generator and MOSFET driver. The output of the switching adapter can show constant current and voltage characteristics, that means, as the DC bus voltage is... Agent:

20110298433 - Switching power supply inductor arrangement: A switching power supply circuit has a controller, a power switch, and an inductor circuit that is coupled to a power node of the power switch and to a capacitor. The inductor circuit has several discrete component conductors that are connected to each other in parallel and laid out side-by-side... Agent: Apple Inc.

20110298438 - Switching regulator and method for operating the same: A switching regulator includes a high side driver electrically coupled with a power line that is configured to provide a supply voltage. A low side driver is electrically coupled between the high side driver and ground. A regulator control circuit is electrically coupled with a gate of the high side... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.

20110298439 - Digitally controlled integrated dc-dc converter with transient suppression: A fully integrated DC-DC converter utilizes digitally controlled dual output stages to achieve fast load transient recovery is presented. The DC-DC converter includes a main converter output stage connected in parallel with an auxiliary output stage. The main output stage is responsible for steady-state operation and is designed to achieve... Agent: Fuji Electric Systems Co.,ltd.

20110298441 - Converter circuit and electronic system comprising such a circuit: A converter circuit to be connected to an electrical energy source capable of showing major fluctuations in delivered power includes a chopper circuit with a variable duty cycle and connectable to the electrical energy source, an output circuit adapted for connection to the chopper circuit, a control loop for tracking... Agent: Commissariat &#xe0 L'&#xe9 Nergie Atomique Et Aux &#xe9 Nergies Alternatives

20110298442 - Converter circuit and electronic system comprising such a circuit: A converter circuit for connecting to a source of electrical energy that is capable of major fluctuations in delivered power. The circuit includes a chopper circuit having a variable duty cycle, a variable-size chopper switch and an input terminal connectable to said electric energy source; at least one first output... Agent: Commissariat A I'energie Atomique Et Aux Energies Alternatives

20110298443 - Load driving device and electrical apparatus: The load driving device disclosed in the specification includes a controller to generate a first control signal based on an input signal, a first output transistor to supply an output current to a load according to the first control signal, a first dividing circuit to output a first divided voltage... Agent: Rohm Co., Ltd.

20110298440 - Low voltage signaling: A low voltage signaling system for integrated circuits includes a first voltage domain operating at a nominal integrated circuit (IC) power supply voltage (Vdd) swing level at a signal transmitting end of a first chip, a second voltage domain having one or more transmission interconnect lines operating at a reduced... Agent: International Business Machines Corporation

20110291625 - Low power regulator: A voltage regulator may derive current from a bias circuitry having a constant-transconductance. The bias circuitry may generate the bias current using three NMOS devices. The temperature coefficient of the bias current may be within a specified, desired range. The bias current may be mirrored to low-power regulator circuitry to... Agent:

20110291623 - Method and means to implement a current follower operation of a buck mode, switching power supply: A buck mode power supply monitors the pulse load current for use as a scaled reference for comparison to a measured output current from each stage of the supply. A correction signal is generated for each stage by comparing the reference to the measured output currents. This result is compared... Agent: Lockheed Martin Corporation

20110291624 - Switch driving circuit and switch driving method: The present invention includes: a dead time controller generating an high-side switching driver controlling signal and a low-side switching driver controlling signal controlling the switching operation of the high-side switch and the low-side switch according to a dead time controlling signal; and a phase detector detecting a phase of a... Agent:

20110291626 - Switching power source device: A switching power source device disclosed in this specification includes a switching power source portion of nonlinear control method to generate an output voltage from an input voltage by performing an ON/OFF control of a switch element according to a comparison result between a feedback voltage and a reference voltage,... Agent: Rohm Co., Ltd.

20110291629 - Switching regulator and method for eliminating beat oscillation: The present invention discloses a switching regulator eliminating beat oscillation, comprising: a first transistor, a second transistor, and an inductor connected to a common node, wherein the first and second transistors operate to convert an input voltage to an output voltage; a comparator comparing a voltage signal with a saw... Agent: Richtek Technology Corporation

20110291628 - Switching regulator circuit and method for providing a regulated voltage: A switching regulator circuit and a method for providing a regulated output voltage for a load is provided that includes a comparator, whose comparator output signal is routed to a first oscillator control input, whereby a first comparator input voltage is present at a first input of the comparator and... Agent:

20110291627 - Voltage regulator: The invention relates to a voltage regulator having a differentiating circuit and an amplifier, the differentiating circuit being designed to detect a voltage at the voltage regulator connection and to provide it as a differentiated signal at its differentiating output, and the amplifier being designed to inject a compensation signal... Agent:

20110291630 - Microprocessor performance and power optimization through self calibrated inductive voltage droop monitoring and correction: Disclosed is a digital voltage regulator system and method for mitigating voltage droop in an integrated circuit. If an unacceptable voltage droop is detected, the digital voltage regulator may take action to allow the power supply voltage to recover. A digital voltage regulator in accordance with embodiments discussed herein detects... Agent: Oracle International Corporation

20110291632 - Power converters including zero-current detectors and methods of power conversion: A power converter includes a zero-current detector having an adjustable offset voltage. The power converter includes a power converting unit and a switch driving circuit. The power converting unit generates a DC output voltage based on a pull-up driving signal, a pull-down driving signal and a DC input voltage. The... Agent: Samsung Electronics Co., Ltd.

20110291631 - Power supply circuit: This invention offers a power supply circuit that is capable of improving a power factor as well as reducing a ripple current of an input/output of the power supply circuit due to switching of a switching device. The power supply circuit is provided with a first power supply circuit including... Agent: On Semiconductor Trading, Ltd., Hamilton, Bermuda

20110291633 - Current source arrangement, circuit arrangement with the current source arrangement and method for operating such an arrangement: In one embodiment, the current source arrangement comprises a current source (B), that has two output terminals (102, 103) and a control input (101) to be supplied with a control voltage (Vgs) and is set up to provide a current (I) as a function of a voltage (Vds) at the... Agent: Austriamicrosystems Ag

20110291634 - Overcurrent protection circuit and overcurrent protection method: An overcurrent protection circuit includes: a determiner configured to determine whether or not the switch current exceeds a predetermined threshold, that is, the switch current is an overcurrent state when the switching element is turned ON; an OFF period setting counter configured to increase or decrease a counter output depending... Agent:

20110291635 - Electronic circuit: An electronic circuit including a first electronic sub-circuit having an operating voltage that is higher than a supply voltage provided by a voltage source, and a second electronic sub-circuit that is coupled to the voltage source and to a first voltage input of the first electronic sub-circuit. The second electronic... Agent:

20110291637 - Increasing the efficiency of a dc-dc converter: A DC-DC converter receives input power from a power source and generates a regulated DC voltage as an output. The DC-DC converter contains multiple blocks, each of which is powered by a power supply received on a supply terminal. The DC-DC converter also contains a voltage regulator to generate a... Agent:

20110291636 - Voltage regulator: Provided is a voltage regulator capable of stable operation under a light load so as to cover a wide range of load capacitances. The voltage regulator includes a circuit for charging a phase compensation capacitor for the voltage regulator, and a zero due to a resistor (104) and a capacitor... Agent:

20110291638 - Clock integrated circuit: The clock circuit of an integrated circuit operates with tolerance of variation in power. A compensation circuit is powered by a supply voltage. The compensation circuit generates a compensated voltage reference, which is compensated for variation in the supply voltage. The compensated voltage reference is compared by comparison circuitry against... Agent: Macronix International Co., Ltd.

20110291639 - Semiconductor integrated circuit: A semiconductor integrated circuit includes an internal reference voltage generation unit configured to generate an internal reference voltage; a high voltage generation unit configured to pump an external driving voltage based on the internal reference voltage applied from the internal reference voltage generation unit, and generate a high voltage having... Agent: Hynix Semiconductor Inc.