Miscellaneous active electrical nonlinear devices, circuits, and systems inventions 01/08

20080024173 - Semiconductor integrated circuit including a malfunction detection circuit, and a design method for the same: A malfunction detection circuit realized by a simple circuit structure is incorporated into a semiconductor integrated circuit without increasing the scale thereof, in order to prevent loss etc. of data due to a malfunction of the semiconductor integrated circuit. Malfunctions can be prevented without relying on measuring temperature or power... Agent: Mcdermott Will & Emery LLP

20080024174 - Circuit and method for providing a fail-safe differential receiver: A fail-safe differential receiver having a differential amplifier adapted to receive first and second differential input signals and generate a differential voltage. A peak detector is coupled to the differential amplifier for generating a detect signal and a comparator is coupled to the peak detector for comparing the detect signal... Agent: Dorsey & Whitney LLP

20080024175 - Device for comparing the peak value of at least one voltage signal with a reference voltage: A device for comparing the peak value of a periodic voltage signal or a linear combination of periodic voltage signals with a reference voltage includes a reference transconductor element for converting the reference voltage into a reference current, respective transconductor elements for converting each of the periodic voltage signals into... Agent: Hogan & Hartson LLP

20080024177 - Cmos buffer with complementary outputs having reduced voltage swing: A buffer for interfacing complementary input signals having first logical voltage levels to a circuit operating with second logical voltage levels includes first and second branches outputting first and second complementary output signals, respectively. Each branch includes a PMOS and an NMOS transistor connected in series with a voltage-swing adjusting... Agent: Volentine & Whitt PLLC

20080024176 - Low variation voltage output differential for differential drivers: The methods and systems presented herein provide an improved means of correcting the variation of Voltage Output Differential (VOD) in differential drivers. In some embodiments, a high-precision reference voltage is generated not only based on a desired VOD, but also by monitoring the Voltage Common Mode (VCM) in a differential... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080024178 - Transmission line drivers and serial interface data transmission devices including the same: A transmission line driver and a serial interface data transmission device including the same are provided. The transmission line driver includes a pre-driver configured to generate and output differential input data signals based on a serial transmission data signal, a differential amplifier configured to receive the differential input data signals... Agent: Myers Bigel Sibley & Sajovec

20080024180 - Delay locked loop circuits and methods of generating clock signals: A delay locked loop circuit includes a phase detector configured to compare a phase of a reference clock signal with a phase of an output clock signal and to output a comparison signal, a control voltage generator configured to output a control voltage based on the comparison signal, a voltage... Agent: Volentine & Whitt PLLC

20080024179 - Methods and apparatus for a digital pulse width modulator using multiple delay locked loops: A pulse width modulation circuit includes a first delay-locked loop (DLL) circuit and a second DLL circuit. The first DLL is coupled to a first multiplexer and has a first set of delay stages, wherein the first DLL circuit is configured to receive an input clock signal and, through the... Agent: Ingrassia Fisher & Lorenz, P.C. (fs)

20080024181 - Semiconductor integrated circuit: One or more combinational circuits are connected to one or more flip-flop circuits. One or more clock buffers supply a clock to the flip-flop circuit. A control circuit controls a delay time of the flip-flop circuit and the combinational circuit independently each other.... Agent: Mcdermott Will & Emery LLP

20080024182 - Duty cycle correction circuit and duty cycle correction method: A duty cycle correction circuit may include an error corrector adapted to correct duty cycles of first differential analog clock signals input to a pair of input terminals based on duty cycle correction signals input to a pair of control terminals and to output second differential analog clock signals having... Agent: Lee & Morse, P.C.

20080024183 - Flip-flops and electronic digital circuits including the same: A flip-flop includes a first circuit receiving a clock signal and the first signal and transitioning the first and second output signals to a first level when the clock signal goes to an active level, and a second circuit transitioning the first signal to the first level after the first... Agent: Harness, Dickey & Pierce, P.L.C

20080024184 - Flip-flop having improved set-up time and method used with: A flip-flop having improved set-up time and a method used with are provided. The flip-flop comprises a first master latch, a first selector, a second master latch, a second selector, and a slave latch. The first master latch receives the critical data and is used to latch the critical data.... Agent: J C Patents, Inc.

20080024185 - Lossy linearizers for analog optical transmitters: System and method for even order and odd order nonlinear distortion in a signal by introduction of a compensating signal that removes substantially all of the nonlinear distortion in one order or in two orders. Two or more diodes are arranged in at least one of an anti-series configuration and... Agent: Fsp LLC

20080024186 - Amplifier circuit, semiconductor device and electronic apparatus: It is desirable that some voltage can be supplied as emergency backup even upon occurrence of abnormality such as a failure. The amplifier circuit in a semiconductor device supplies an output signal having a voltage produced by amplifying an input voltage Vin from a variable voltage source to one end... Agent: Cantor Colburn, LLP

20080024187 - Fast dc coupled level translator: A level translator has an inverter comprising a first transistor having a first predetermined voltage threshold and a second transistor having a second predetermined voltage threshold. The two transistors have control gates being of complementary conductivity. A first capacitor is connected at one end to the gate of the first... Agent: Weiss & Moy PC

20080024188 - Junction field effect transistor level shifting circuit: A level shifting circuit can include a first driver junction field effect transistor (JFET) of a first conductivity type having a source coupled to a first supply node, a drain coupled to an output node, and a gate coupled to a first driver control node. A first driver control circuit... Agent: Walker & Sako, LLP

20080024189 - Output buffer circuit: An output buffer circuit that suppresses the generation of an erroneous operation signal during power activation includes a first level converter generating a first signal based on a data input signal having an amplitude range between a first power supply potential and a ground reference potential. The first signal has... Agent: Arent Fox LLP

20080024190 - Non-linear signal amplifiers and uses thereof in a mass spectrometer device: Signal amplifiers having a non-linear transfer function. A high speed (high bandwidth) circuit with a non-linear transfer function over a limited range of input signal is provided. By appropriate choice of components, the non-linear transfer function can be used to accurately approximate any monotonic function such as a square root... Agent: Townsend And Townsend And Crew, LLP

20080024191 - Low power wide dynamic range rms-to-dc converter: An RMS to DC converter squares an a-c input signal to obtain a squared direct current voltage signal. The squared direct current voltage signal is applied to successive stages, each stage amplifying its received signal and detecting the amplified level of the signal within a confined range. The detected levels... Agent: Mcdermott Will & Emery LLP

20080024192 - Voltage control circuit having a power switch: A voltage control circuit includes a first transistor coupled to a first voltage supply terminal having a first voltage, a second transistor coupled to the first transistor and a node, a third transistor coupled to a second voltage supply terminal and the node, wherein the second voltage supply terminal has... Agent: Freescale Semiconductor, Inc. Law Department

20080024194 - Apparatus for switching high frequency signals: A high frequency signal switching apparatus includes a bias unit which transmits a bias power source; a control signal transmitter, which provides a control signal received from outside; and a switching unit, so that the input signal input through the input terminal by switching one or more diodes according to... Agent: Sughrue Mion, PLLC

20080024193 - Apparatus, system, and method for multifunctional pin in an integrated circuit: Some embodiments of the invention include an integrated circuit having a node or pin to detect a first information during a first a detection period and to detect a second information during a second detection period. In some embodiments, the information at the pin may allow the integrated circuit to... Agent: Schwegman, Lundberg & Woessner / Infineon

20080024195 - Digital temperature compensation for battery charging circuits: A temperature control circuit for a battery charger includes a counter and a digital to analog converter for adjusting a current output of the charger based on a value stored in the counter. A first comparator increments or decrements the counter based on the difference between the temperature of the... Agent: Advanced Analogic Technologies

20080024196 - Systems and methods for efuse fusing time reduction: Various systems and methods for device configuration are disclosed herein. For example, some embodiments of the present invention provide semiconductor devices that include a fuse blow circuit. The fuse blow circuit provides two fuse blow outputs. Assertion of one of the fuse blow outputs causes one electronic fuse to blow,... Agent: Texas Instruments Incorporated

20080024197 - Method and architecture for power management of an electronic device: A method of reducing static power consumption in a low power electronic device. The electronic device including one or more power islands, each power island including: a local storage capacitor coupling a local power grid to a local ground grid; and a functional circuit connected between the local power grid... Agent: Schmeiser, Olsen & Watts

20080024199 - Step-up booster circuit: In a step-up booster circuit, a number of pump circuits are connected in series. Pump control signals CLKA and CLKB are outputted from a pump control circuit, and the pump circuits accordingly generate a required raised voltage VWL by stepping up voltages of signals inputted to the respective pump circuits.... Agent: Volentine & Whitt PLLC

20080024198 - Voltage booster: A voltage booster for generating a boosted voltage, including a charge pump adapted to generate the boosted voltage starting from a supply voltage by a transfer of electric charge controlled by at least one oscillating signal having an oscillation frequency; an oscillator for providing the oscillating signal; and a regulation... Agent: Graybeal Jackson Haley LLP

20080024200 - High voltage generating circuit preserving charge pumping efficiency: A high voltage generating circuit is disclosed. In the high voltage generating circuit a boost node is precharged and boosted by a plurality of pump circuits and then discharged to an output terminal. Where a voltage apparent at the boost node is smaller than a power supply voltage, the voltage... Agent: Volentine & Whitt PLLC

20080024201 - High voltage generating circuit preserving charge pumping efficiency: A high voltage generating circuit is disclosed. In the high voltage generating circuit a boost node is precharged and boosted by a plurality of pump circuits and then discharged to an output terminal. Where a voltage apparent at the boost node is smaller than a power supply voltage, the voltage... Agent: Volentine & Whitt PLLC

20080024202 - High voltage generating circuit preserving charge pumping efficiency: A high voltage generating circuit is disclosed. In the high voltage generating circuit a boost node is precharged and boosted by a plurality of pump circuits and then discharged to an output terminal. Where a voltage apparent at the boost node is smaller than a power supply voltage, the voltage... Agent: Volentine & Whitt PLLC

20080024203 - Internal voltage generating circuit: There is an internal voltage generating circuit for providing a stable internal voltage by supplying the internal voltage before a time point when it is used. The internal voltage generating circuit includes a charge pump unit for generating an internal voltage lower than an external voltage in response to pumping... Agent: Mcdermott Will & Emery LLP

20080024204 - Current comparison based voltage bias generator for electronic data storage devices: An electronic data storage system uses current comparison to generate a voltage bias. In at least one embodiment, a voltage bias generator, that includes a current differential amplifier, generates a current that charges a load to a predetermined voltage bias level. The current comparison results in the comparison between two... Agent: Hamilton & Terrile, LLP

20080024205 - Semiconductor chip and power gating method thereof: A semiconductor chip may include an internal circuit, at least one power gating transistor, a system manager, and/or at least one current regulator. The at least one power gating transistor may be configured to switch a supply of at least one drive voltage into the internal circuit. The system manager... Agent: Harness, Dickey & Pierce, P.L.C

20080024206 - Noise reduction circuit: A noise reduction circuit receives, as an input signal, a voltage difference between two different signals. The noise reduction circuit includes: an amplifier circuit for amplifying the two different signals; a voltage difference detection circuit for detecting a voltage difference between the two different signals amplified by the amplifier circuit;... Agent: Mcdermott Will & Emery LLP

20080024207 - Transient signal detection algorithm using order statistic filters applied to the power spectral estimate: A non-linear, order-statistic filter that is able to detect transients within an ambient signal environment without the transients affecting the setting of the transient detection threshold. The filter obtains a power spectral estimate (PSE) signal for each one of a plurality of predetermined bandwidth portions of the ambient input signal.... Agent: Harness Dickey & Pierce, PLC

20080018362 - Wide input common mode voltage comparator: A design for a wide input common mode voltage comparator is provided which reduces the delay between outputs from component comparators. The wide input common mode voltage comparator includes a first comparator configured to receive a differential input. The first comparator is further configured to accommodate high common mode voltages.... Agent: Townsend And Townsend And Crew, LLP

20080018363 - Semiconductor device including current-driven differential driver and method of controlling current-driven differential driver: A semiconductor device includes a current-driven differential driver and a control circuit. The current-driven differential driver is configured to generate a pair of signals having levels relative to each other from a serial signal input therein and output a current from a current source included therein through an output node... Agent: Dickstein Shapiro LLP

20080018364 - Capacitively coupled floating gate driver: High-performance low-power isolated bootstrapped gate drive apparatus and methods are disclosed for driving high-side and floating transistors. The gate drivers use edge-triggered capacitive-coupled inputs. The gate drivers may include detection and delay circuitry to facilitate zero-voltage-switching of the high side or floating transistor and providing more robust rejection of false... Agent: Fish & Richardson P.C.

20080018365 - Coil load drive output circuit: A coil load drive output circuit permits a reduction in radiation noise caused by switching. The coil load drive output circuit includes first and second control transistors which output a power supply-side drive transistor control voltage; first and second current-limiting impedance elements which limit the currents flowing to the first... Agent: Rohm Co., Ltd. C/o Keating & Bennett, LLP

20080018366 - Driver for switch and a method of driving the same: A driver for a switch, a related method of driving the switch, and a power converter employing the same. In one embodiment, the driver includes switching circuitry having a driver switch referenced to a voltage level and configured to provide a drive signal to a control terminal of a power... Agent: Slater & Matsil, L.L.P.

20080018367 - Method and apparatus for generating frequency divided signals: In a method for dividing a frequency of a clock signal, a first frequency divided signal is generated based on a clock signal. Rising edges in the first frequency divided signal are detected. Alternatively, falling edges in the first frequency divided signal are detected. An edge detection signal that includes... Agent: Marshall, Gerstein & Borun, LLP (marvell)

20080018368 - Brown out detector: A brown out detector includes a first resistive element connected to a first voltage and a first node. A capacitor is connected to the first node and a second voltage. The detector also includes a second transistor and a third transistor. The second transistor has a drain connected to a... Agent: Freescale Semiconductor, Inc. Law Department

20080018369 - Phase locked loop (pll) method and architecture: A phase locked loop (PLL) architecture provides voltage controlled oscillator (VCO) gain compensation across process and temperature. A simulator may be used to calculate the control voltages for the maximum and minimum output frequency of the VCO for each combination of the process and temperature corners. The maximum and minimum... Agent: Graybeal, Jackson, Haley LLP

20080018370 - Receiver for reducing intersymbol interference of a channel and compensating for signal gain loss, and method thereof: Example embodiments are directed to a receiver for reducing ISI of at least one data transmission channel and compensating for signal gain loss, and method thereof. A receiver may include a high pass filter and a Schmitt trigger controlled by a plurality of first control signals and a plurality of... Agent: Harness, Dickey & Pierce, P.L.C

20080018371 - Pulse width adjustment circuit, pulse width adjustment method, and test apparatus for semiconductor device: There is provided a pulse width adjusting circuit for generating an output signal by adjusting a pulse width of an input pulse signal and outputting the output signal. The pulse width adjusting circuit includes a first delay circuit to output a first delay signal generated by delaying the pulse signal... Agent: Osha Liang L.L.P.

20080018372 - Clock generating circuit and clock generating method: A clock converting circuit (1) receives and then converts m-phase clocks of a frequency f having a phase difference of 1/(f×m) to n-phase clocks of the frequency f having a phase difference of 1/(f×n). A single-phase clock generating circuit (2) receives the n-phase clocks of the frequency f having a... Agent: Dickstein Shapiro LLP

20080018373 - System and method for open-loop synthesis of output clock signals having a selected phase relative to an input clock signal: Delay circuits are used in a manner similar to a synchronized mirror delay circuit to generate a quadrature clock signal from an input clock signal. The input clock signal is coupled through a series of first delay circuit for one-half the period of the input clock signal. A second series... Agent: Edward W. Bulchis, Esq. Dorsey & Whitney LLP

20080018374 - Clock generator: A clock generator includes a ring oscillator for outputting a basic signal, a divide-by-N frequency divider for dividing the basic signal by a division ratio N to generate a clock signal having a target frequency, a divide-by-two frequency divider for dividing the clock signal by two when an enable signal... Agent: Posz Law Group, PLC

20080018375 - Level shifter: A level shifter includes a reference voltage level and a voltage dividing circuit. The voltage dividing circuit is connected to the reference voltage level, a first voltage level, and a second voltage level. The second voltage level is between the reference voltage level and the first voltage level.... Agent: Birch, Stewart, Kolasch & Birch, LLP

20080018376 - Drive circuit and method for semiconductor devices: Techniques for overcoming many of the speed limitations of switching a gated device while protecting the device from damage provide a dynamic driving voltage to the gate of the device being switched. This dynamic voltage provides a way to overcome the complex impedances between the drive point and the actual... Agent: Townsend And Townsend And Crew, LLP

20080018377 - Semiconductor memory device controlling output voltage level of high voltage generator according to temperature variation: A semiconductor memory device controlling an output voltage level of a high voltage generator according to a variation of temperature has a high voltage generator that provides a high voltage higher than a power source voltage through an output terminal, generates a temperature detection signal obtained by sensing a variation... Agent: Frank Chau, Esq. F. Chau & Associates, LLC

20080018378 - Structure and method for providing precision passive elements: A circuit having a precision passive circuit element, such as a resistor or a capacitor, with a target value of an electrical parameter is fabricated on a substrate with a plurality of independent parallel-connected passive circuit elements. The plurality of passive circuit elements are designed to have a plurality of... Agent: Scully, Scott, Murphy & Presser, P.C.

20080018382 - Boosting circuit: The present invention provides a charge-pump boosting circuit. In a charging period of a capacitor C1, a PMOS transistor Q1 and an NMOS transistor Q2 turn on, and the capacitor C1 is charged by voltage between a potential VCC and a potential VSS. On the other hand, in a discharging... Agent: Volentine & Whitt PLLC

20080018379 - Charge pump with four-well transistors: In one embodiment, a (negative-voltage) charge pump with one or more stages that receives a (high) input voltage and generates a higher-magnitude (negative) output voltage. Each stage has two capacitors for storing charges and two branches that alternate to transmit a higher-magnitude output voltage at every clock half cycle. Each... Agent: Mendelsohn And Associates, P.C.

20080018381 - Voltage booster for semiconductor device and semiconductor memory device using same: A semiconductor device has a power-saving mode and a normal mode. A voltage booster within the semiconductor device responds to the normal mode and the power-saving mode by controlling various internal operating voltages of the semiconductor device using a level shifter, an internal voltage booster, and a voltage boosting circuit.... Agent: Volentine & Whitt PLLC

20080018383 - Charge pump system and corresponding method for managing voltage generation: A charge pump system is provided that includes at least one first pump for generating a first working voltage, a second pump for generating a second working voltage, and a third pump for generating a third working voltage. The first pump is connected to an internal supply voltage reference that... Agent: Fleit, Kain, Gibbons, Gutman, Bongini & Bianco P.l.

20080018384 - Internal voltage generating apparatus and method for semiconductor integrated circuit: An internal voltage generating apparatus for a semiconductor integrated circuit includes a detecting circuit configured to detect levels of a plurality of internal voltages, to generate a plurality of voltage enable signals and a pump enable signal. A pump circuit performs a voltage pumping operation in response to the pump... Agent: Venable LLP

20080018380 - Non-volatile memory implemented with low-voltages transistors and related system and method: An embodiment of an electronic apparatus is provided. The electronic apparatus includes a supplying block for supplying a plurality of operative voltages, one or more operative circuits and a distribution bus for distributing at least part of the operative voltages to each operative circuit. Each operative circuit includes a set... Agent: Graybeal Jackson Haley LLP Bryan A. Santarelli

20080018385 - Electric power circuit for driving display panel: An electric power circuit for driving a display panel, which supplies a plurality of gradation voltages to driver parts of the display panel, is provided. The electric power circuit has a fine-controlling circuit for fine-controlling the gradation voltage in response to a difference between the gradation voltage and a referential... Agent: Nixon Peabody, LLP

20080018386 - Constant voltage generating circuit: A constant voltage generating circuit according to the present invention includes a reference voltage generation source 1, a differential amplifier 2 that receives an output voltage (REF1) of the reference voltage generation source 1 at one terminal and receives a potential (VREF2), generated by adding a predetermined potential difference to... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080018387 - Current detection circuit and switching power supply using the same: A current detection circuit of the present invention has a switching device 1; an auxiliary switching device 2; an offset voltage source comprising an offset resistor device 7 and a current source circuit 8; a compensation circuit, comprising a differential amplifier 4 and a compensation transistor 5, for adjusting the... Agent: Gregory A. Stobbs

20080018388 - Step-down power supply: A step-down power supply receives an external power supply voltage and supplies power at a reduced voltage from an output node to a load. The power supply also receives a reference voltage and a control signal indicating the whether the load is active or not. The reduced power supply voltage... Agent: Nixon Peabody, LLP

20080018389 - Layout schemes and methods of power gating transistor switches, semiconductor devices including the power gating transistor switches, and power gating methods of the semiconductor devices: A semiconductor device may include a logic circuit and one or more power gating transistor switches. The logic circuit may be connected between a power voltage and a ground voltage, and may perform one or more logic operations. The one or more power gating transistor switches may include a plurality... Agent: Harness, Dickey & Pierce, P.L.C

20080018390 - Adjustable-inductance filter, tape distribution substrate comprising the filter, and display panel assembly comprising the tape distribution substrate: An adjustable-inductance (AI) filter, a tape distribution substrate including the filter, and a display panel assembly including the tape distribution substrate are provided. The adjustable-inductance (AI) filter includes a filter distribution line including first and second end portions each having a first line width, at least one repair pattern having... Agent: Volentine & Whitt PLLC

20080018391 - Discrete resonator made of dielectric material: A discrete resonator is -provided, including a dielectric base having a dielectric constant. A metal contact formed on a major surface of the dielectric base has a predetermined area and is positioned at a predetermined location on the dielectric base to provide a predetermined loaded Q for the resonator. A... Agent: Burr & Brown

20080012602 - Device for detecting the peak value of a signal: A device for detecting the peak value of a signal with crest factor not known a priori includes a pair of peak detectors, each of which includes a rectifier element and a discharge-current generator and generates a respective output signal that is a function of the ratio between a physical... Agent: Hogan & Hartson LLP

20080012605 - Glitch-free clock switcher: A glitch-free, clock switching circuit in which an asynchronous, sequential logic circuit has as inputs a clock select signal and a pair of clock signals. A plurality of operating state variable signals are generated in the sequential logic circuit in response to transitions in the input signal. A combinational logic... Agent: Pamela R. Crocker Patent Legal Staff

20080012603 - Brown out detector: A brown out detector includes a first resistive element connected to a first voltage and a first node. A capacitor is connected to the first node and a second voltage. The detector also includes a second transistor and a third transistor. The second transistor has a drain connected to a... Agent: Freescale Semiconductor, Inc. Law Department

20080012604 - Low-voltage detection circuit: A low-voltage detection circuit that is small in size and accurate in detecting a reduction in a power supply voltage is offered. The low-voltage detection circuit of an embodiment of this invention detects a low voltage using a voltage follower type operational amplifier and an A/D converter instead of a... Agent: Morrison & Foerster LLP

20080012607 - Circuit: An upper end voltage and a lower end voltage of a current detection resistor Rs are supplied, via first and second switches S1 and S2, to one end of a main capacitor Ci. A reference voltage VREF is supplied, via a third switch S3, to the other end of the... Agent: Osha Liang L.L.P.

20080012606 - Current to voltage converter and current to voltage conversion method: A current to voltage converter that includes a first voltage generator to generate a first voltage according to an input current. a reference voltage generator to output a first reference voltage which is higher than the first voltage, a second voltage generator to generate a second voltage which is lower... Agent: Mcginn Intellectual Property Law Group, PLLC

20080012608 - Inductive load driving circuit: Transistors 1-1-1-n of bias voltage generating circuit 1 and transistors 3-1-3-8 of output circuits 2-1-2-160 are distributed and formed in a common region on a semiconductor substrate. In this way, the threshold voltage of the synthetic transistor constituted by transistors 1-1-1-n connected in parallel with each other is close to... Agent: Texas Instruments Incorporated

20080012609 - Reduced current input buffer circuit: There is provided a reduced current input buffer circuit. More specifically, in one embodiment, there is provided an input buffer circuit comprising an input buffer that is adapted to draw an operating current, means for providing a first portion of the operating current to the input buffer, and means for... Agent: Michael G. Fletcher Fletcher Yoder

20080012610 - Switching circuit and driving circuit for transistor: A switching circuit includes: a transistor having a first electrode, a second electrode and a control electrode; a zener diode; and a capacitor. A connection between the first electrode and the second electrode is capable of temporally switching between a condition state and a non-conduction state by switching a control... Agent: Posz Law Group, PLC

20080012611 - Clock generator circuit with spectrum spreading: A clock generation circuit includes a PLL circuit 60 and a jitter inducing circuit. The jitter inducing circuit generates a bias current for driving the voltage-controlled oscillator of the PLL circuit and further induces fluctuation in the bias current. The jitter inducing circuit includes an oscillator and a current source.... Agent: Cantor Colburn, LLP

20080012612 - Method for switching a system clock and clock synchronization unit: A clock synchronization unit is provided for an electronic system, particularly for a microprocessor, that includes a first input for a first clock signal, a second input for a second clock signal, a third input for a select control signal, and an output for a system clock signal. A first... Agent: Mg-ip Law, PLLC

20080012613 - Low-voltage detection reset circuit: A low-voltage detection reset circuit that suppresses a current consumption in a stand-by mode and is reduced in a size is offered. The low-voltage detection reset circuit is provided with a power-on reset circuit that operates only at power-on and outputs a reset pulse and is configured to set a... Agent: Morrison & Foerster LLP

20080012614 - Event edge synchronization system and method of operation thereof: The present invention provides an event edge synchronization system and a method of operating the same. In one embodiment, the event edge synchronization system includes: (1) a first clock zone device configured to generate an event signal based upon a first clock rate, (2) a second clock zone device configured... Agent: Hitt Gaines, PC Lsi Corporation

20080012615 - Delay locked loop, semiconductor memory device including the same, and method of generating delay clock signals: A delay locked loop may include a period locked loop portion. The period locked loop portion may include a delay. The delay may include an even number of delay cells dependently connected in the form of a ring configured to generate an even number of delay clock signals. Transition of... Agent: Harness, Dickey & Pierce, P.L.C

20080012616 - Clock synchronization circuit and semiconductor device provided therewith: An object is to provide a clock synchronization circuit capable of stable communication even in the case where different clock signals are used in a plurality of circuits, and a semiconductor device provided therewith. Circuit for detecting a change point of received data, and outputting a reset signal; reference clock... Agent: Cook, Alex, Mcfarron, Manzo Cummings & Mehler, Ltd.

20080012617 - Duty cycle correction circuit whose operation is largely independent of operating voltage and process: A Duty Cycle Correction (DCC) circuit is provide in which pairs of field effect transistors (FETs) in known DCC circuit topologies are replaced with linear resistors coupled to switches of the DCC circuit such that when the switch is open, the input signal is routed through the linear resistors. The... Agent: Ibm Corp. (wip) C/o Walder Intellectual Property Law, P.C.

20080012618 - Data latch: The present invention provides a latch circuit that is operable to generate a pulse from first and second clock signals to allow gates in a datapath to propagate data with minimal latency. The first clock signal is a version of the system clock and the second control signal is a... Agent: Hamilton & Terrile, LLP

20080012619 - Master-slave flip-flop, trigger flip-flop and counter: A master latch (1) is formed from a static circuit, and a slave latch (2) is formed from a dynamic circuit. The number of circuit elements can be smaller as compared to a slave latch formed from a static circuit so that the size and area of a master-slave flip-flop... Agent: Blakely Sokoloff Taylor & Zafman

20080012620 - Frequency synthesizer with a plurality of frequency locking circuits: The present invention discloses a frequency synthesizer, including: a plurality of frequency locking circuits, for locking a plurality of clock signals to output the clock signals according to a plurality of reference clock signals respectively; a selecting circuit, for selecting a specific clock signal from the clock signals as an... Agent: North America Intellectual Property Corporation

20080012621 - Enhancement of power on reliability in a dual power supply digital device with down converter: A dual power supply digital device includes a down converter for converting an externally applied supply voltage to a regulated first supply voltage for powering a core part of the logic circuitry of the digital device. A second supply voltage source provides a second supply voltage for powering input buffers... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080012622 - Partial switch gate driver: A power switch driver includes a top driver switch, a bottom driver switch, a driver node between them, and driver logic. The power switch driver can turn on the power switch by controlling a gate voltage of the power switch to a first voltage level and to turn off the... Agent: Sidley Austin LLP

20080012623 - Safe output circuit with a one-channel peripheral terminal for the output of a bus user: The invention proposes an output circuit for an output module for switching at least one connected load, especially an inductive load, which is distinguished by a one-channel peripheral terminal (PA) for connecting the one or more loads and which comprises at least two driver modules (101; 102), especially FET transistors,... Agent: Demont & Breyer, LLC

20080012624 - Trimming circuit and semiconductor device: A trimming circuit is disclosed. The trimming circuit includes a first trimming circuit having resistors and fuses, and a second trimming circuit having a resistor, an NMOS transistor, and a control circuit. The control circuit includes an inverter circuit and a series circuit in which a resistor and fuses are... Agent: Cooper & Dunham, LLP

20080012625 - Trimmer device and related trimming method: A trimmer device for adjusting a reference signal of a target circuit is disclosed. The trimmer device includes: a switch controlling module and an impedance adjustment circuit. The switch controlling module includes: a fuse, selectively being melted according to the reference signal; and a control signal generating circuit, for generating... Agent: Birch Stewart Kolasch & Birch

20080012626 - Booster circuit: A booster circuit according to an embodiment of the present invention comprises: an input terminal; an output terminal; a common terminal; a transformation unit including first, the second, and the third windings, the windings wound in the same direction and connected in series; a first rectifier unit provided between the... Agent: Squire, Sanders & Dempsey L.L.P.

20080012627 - System and method for low voltage booster circuits: A system and method of reducing current consumption in a low voltage booster circuit is provided. The method includes the steps of (a) enabling an input signal to activate plural out of phase clocks; and (b) disabling the input signal after a pre-determined time and after an output voltage has... Agent: Klein, O'neill & Singh, LLP

20080012628 - A dual mode voltage supply circuit: A dual mode voltage supply circuit (50) includes an active mode voltage supply circuit (58) and a passive mode voltage supply circuit (60). The active mode voltage supply circuit (58) is selectively operative to supply a voltage (57) based on mode control information (22). The active mode voltage supply circuit... Agent: Vedder Price/freescale

20080012629 - Active driver for use in semiconductor device: An active driver includes an internal voltage supply node, an internal voltage generator, and a test internal voltage driving circuit. The internal voltage generator generates an internal voltage having a first potential level in a normal operation to provide the internal voltage to the internal voltage supply node. The test... Agent: Blakely Sokoloff Taylor & Zafman

20080012630 - Semiconductor device including current mirror circuit: A semiconductor device including a plurality of current mirror circuits is disclosed. The current mirror circuits having reference input terminals and output terminals respectively. Each of the reference input terminals is provided with a current having a different current value. Each of the output terminals of the current mirror circuits... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080012631 - Bias current generation circuit and method thereof: The present invention discloses a bias current generation circuit for generating a bias current required by a low voltage domain circuit. The bias current generation circuit includes a high voltage domain current generation circuit and a current converting circuit. The high voltage domain current generation circuit generates a first current.... Agent: North America Intellectual Property Corporation

20080012633 - Digital controlled filter system and filtering method: A filter system and filtering method includes a subtractor which receives an analog input signal and a reference voltage as a first input, and an analog feedback signal, supplied through a feedback loop, as a second input, and outputs a difference between the analog input signal and the analog feedback... Agent: Lee & Morse, P.C.

20080012632 - Semiconductor integrated circuit: An N-channel transistor is provided as a switch between a high potential power line and a low potential power line. A high-pass filter is constituted by a capacitor and a resistor. When a voltage between the high potential power line and the low potential power line is started to oscillate... Agent: Pillsbury Winthrop Shaw Pittman LLP

20080007304 - Ac-to-dc power circuit: The present invention provides a high efficiency power circuit. It includes an input transistor having a negative-threshold coupled to a voltage source for providing a supply voltage to the output terminal of the power circuit. An input detection circuit is coupled to the voltage source to generate a control signal... Agent: Rosenberg, Klein & Lee

20080007305 - Variable delay clock synthesizer: In an embodiment, a fine resolution of variable clock delay is implemented using a variable DC offset having fine resolution. The proportional ratio between the DC offset and the phase delay/advance of the clock is calibrated in a closed-loop manner. In an embodiment, in a calibration circuit, an adaptive positive... Agent: Knobbe Martens Olson & Bear LLP

20080007306 - Current driving circuit for inductive loads: A circuit for driving the current for inductive loads such as a electron beam deflection coil for an x-ray generator system. The circuit includes two selectable voltage levels which are provided by a high level voltage source and a low level voltage source or, alternatively, by a low level voltage... Agent: General Electric Company Global Research

20080007307 - Circuit for safe forwarding of an analog signal value: In a circuit for safe forwarding of a physical or technical variable between at least two systems in communication with one another, which variable is represented by the value of a loop current (Is), which is adjusted by a control unit (11) by means of a current output circuit (13)... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080007308 - Circuit for discharging an electrical load, power output stage comprising such a discharge circuit for the control of plasma display cells, and related system and method: An embodiment of a discharge circuit comprises an output circuit with one output connected to an electrical load to absorb a discharge current given by the load when a logic signal commands a discharge of the load. The discharge circuit also comprises a control circuit to give the output circuit... Agent: Graybeal, Jackson, Haley LLP

20080007309 - Method and apparatus for digital phase generation at high frequencies: An apparatus and method for generating phase related clocks, includes delaying a clock input by a cycle delay magnitude to generate a cycle delay signal and N delay taps is disclosed. Each delay tap has a delay equal to a fractional amount of the cycle delay magnitude. The method further... Agent: Trask Britt, P.C./ Micron Technology

20080007310 - Programmable low-power high-frequency divider: Several latch circuits including a NAND gate stage and combinations of clocked inverter stages and inverter stages are described. A programmable frequency divider including homologue frequency divider circuits using the latch circuits is also described. Also described is a circuit included in the homologue frequency divides and a method for... Agent: Schmeiser, Olsen & Watts

20080007311 - Phase locked loop, phase locked loop method and semiconductor device having phase locked loop: A phase locked loop (PLL) circuit may include a phase difference detecting and control signal generating portion, a voltage control oscillator, and/or an initial control voltage generating portion. The phase difference detecting and control signal generating portion may be configured to detect a phase difference between an input clock signal... Agent: Harness, Dickey & Pierce, P.L.C

20080007312 - Sequential circuit design for radiation hardened multiple voltage integrated circuits: The present invention includes a radiation hardened sequential circuit, such as a bistable circuit, flip-flop or other suitable design that presents substantial immunity to ionizing radiation while simultaneously maintaining a low operating voltage. In one embodiment, the circuit includes a plurality of logic elements that operate on relatively low voltage,... Agent: Kennedy, Ltd.

20080007313 - Digital clock generator: A digital clock generator uses an on-chip digital delay chain to generate clock signal with variable frequency. An external charging circuit with variable charge rate may be used to select target frequency by generating digital pulse with variable width. An external reference clock may be used to calibrate the digital... Agent: Kevin Chiang

20080007316 - Level shifter circuit: A level shifter circuit. It comprises a first level shifter unit which comprises a first transistor, a second transistor, a first diode, a first capacitor, a second diode and a second capacitor. The first transistor comprises a first gate, a first source/drain and a second source/drain. The first source/drain is... Agent: Rabin & Berdo, PC

20080007315 - Voltage converter with auto-isolation function: The disclosure relates to a voltage converter, converting a first signal of a first voltage to output a second signal of a second voltage. A level shifter receives the first signal to generate the second signal. An isolation circuit is coupled to the output of the level shifter, passing the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080007314 - Level shifter: A device for shifting the level of a first signal of relatively low amplitude which is a function of a first supply voltage to a second signal of relatively high amplitude which is a function of a second supply voltage, comprising, between a first terminal of application of the second... Agent: Seed Intellectual Property Law Group PLLC

20080007317 - Integrated circuit having a bootstrap charger: An integrated circuit having a bootstrap charger for using in a switching mode power supply is disclosed. In one embodiment, a capacitor is connected between a floating terminal and a bootstrap supply terminal with a voltage drop over the capacitor, a comparing device with a first input terminal receiving a... Agent: Dicke, Billig & Czaja

20080007318 - Adaptive gate drive for switching devices of inverter: An adaptive gate drive for an inverter includes control circuitry having a Field Programmable Gate Array (FPGA) and includes power circuitry having a plurality of FETs for operating a switching device, such as a Trench Gate Insulated Gate Bipolar Transistor (IGBT device). The control circuitry provides switching signals for operating... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20080007319 - Thermal sensor having toggle control: Embodiments of the invention are generally directed to systems, methods, and apparatuses for thermal sensor power savings using a toggle control. In some embodiments, an integrated circuit (e.g., a memory device) includes an on-die thermal sensor, a storage element (e.g., a register), and toggle logic. The toggle logic may transition... Agent: Intel Corporation C/o Intellevate, LLC

20080007320 - Control circuit for automatically generating latch signal to control led device according to input data signal and clock signal: A control circuit for controlling an LED device according to an input data signal and a clock signal is disclosed. The control circuit includes at least one first control module. The first control module includes a shift register unit, a latch register unit, an LED driving circuit, and a latch... Agent: North America Intellectual Property Corporation

20080007321 - Control integrated circuit for a charge pump: An integrated control circuit for a charge pump includes a first device for regulating the output voltage of the charge pump and a second device for increasing the output voltage from the charge pump with a set ramp. The integrated circuit includes means for activating said first device and providing... Agent: Hogan & Hartson LLP

20080007322 - Power supply apparatus: A voltage generation unit generates a driving voltage for driving an LED. A first feedback path feeds back a voltage according to a voltage at one end of the LED. A second feedback path feeds back a voltage according to a voltage at the other end of the LED. A... Agent: Cantor Colburn, LLP

20080007323 - Systems and methods forminimizing static leakage of an integrated circuit: Example systems and methods for a charge pump are disclosed. A charge pump may comprise a pump capacitor configured to charge when electrically coupled to a sleep signal and discharge when electrically coupled to an output, a means for receiving an alternating signal which electrically couples a VDD signal or... Agent: Carr & Ferrell LLP

20080007324 - Booster circuit, semiconductor device, and electronic apparatus: A conventional circuit requires a booster circuit for generating a voltage higher than an external power supply voltage, thus low power consumption is difficult to be achieved. In addition, a display device incorporating the aforementioned conventional switching element for booster circuit has problems in that the current load is increased... Agent: Cook, Alex, Mcfarron, Manzo, Cummings & Mehler Ltd

20080007325 - Current source circuit: According to the present invention, after a bias circuit (20) starts, a startup circuit (10) is isolated from the bias circuit (20) according to a bias voltage generated on an isolating voltage node (V2) from the bias circuit (20) to the startup circuit (10), and steady current consumption can be... Agent: Steptoe & Johnson LLP

20080007326 - Charge domain filter device: There is provided a charge domain filter device including a plurality of transconductors each of which converts an input voltage to a current and outputs the current and a filter unit that filters output signals from said plurality of transconductors by repeatedly charging and discharging a plurality of capacitors, wherein... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP