Miscellaneous active electrical nonlinear devices, circuits, and systems inventions

20080106304 - Semiconductor circuits using vertical bipolar junction transistor: An amplifier circuit includes: an amplification transistor, which is connected to an input node and an output node, amplifying an input signal and generating an output signal; and a load connected between the output node and a predetermined power supply node, wherein the amplification transistor is a vertical bipolar junction... Agent: Frank Chau, Esq. F. Chau & Associates, LLC

20080106305 - Comparator circuit: A comparator circuit for reducing current consumption in a low consumption mode while suppressing the generation of glitches during a transitional period. The comparator circuit includes a comparison core circuit unit, a monitor circuit unit formed by a first transistor, and a nonlinear amplification circuit. The comparison core circuit includes... Agent: Freescale Semiconductor, Inc. Law Department

20080106306 - Programmable cable with deskew and performance analysis circuits: An HDMI cable carries high speed encoded data which are transmitted differentially over data channels, along with a clock. High-frequency loss and differential skew within a differential signal may be compensated by analog circuits embedded in the cable. These embedded circuits are tuned at production for best performance by observing... Agent: Victoria Donnelly Hazeldean Rpo

20080106307 - Voice coil driving device and method for applying electric current: A voice coil type driving device includes: a voice coil for securing a driving force depending on applied electric current; a position level generator for generating control signals so as to control the electric current applied to the voice coil in multiple levels; and a driving circuit for controlling the... Agent: Cha & Reiter, LLC

20080106308 - Power-on reset circuit: The power-on reset circuit of the present invention includes a buffer, a delay circuit connected to the buffer and a constant current source circuit connected to the delay circuit. The delay circuit is made up by two capacitors, two resistors, an NMOS transistor and a PMOS transistor. The two capacitors... Agent: Bacon & Thomas, PLLC

20080106309 - Reset device: A disclosed reset device for outputting a reset signal based on a magnitude of an input power supply voltage includes: a power supply voltage monitoring unit including a comparator to which a detection voltage detected based on the magnitude of the power supply voltage and a reference voltage to be... Agent: Ladas & Parry LLP

20080106310 - Phase locked loop utilizing frequency folding: A phase locked loop (PLL), including a phase-frequency detector receiving two clock signals and outputting a phase detection signal corresponding to the phase difference between the two clock signals is provided. A controller receives the phase detection signal and generates a first control signal and a second control signal according... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080106311 - Delay circuit of semiconductor device: A delay circuit of a semiconductor device increases its delay time as an external voltage increases. The delay circuit can also ensure a desired delay time according to an external voltage, without additional delay circuits. The delay circuit of the semiconductor device includes a first delay unit, and a second... Agent: Blakely Sokoloff Taylor & Zafman

20080106313 - High-speed cable with embedded power control: An HDMI cable carries high speed encoded data which are transmitted differentially over data channels, along with a clock. High-frequency loss and differential skew within a differential signal may be compensated by analog circuits embedded in the cable. These embedded circuits are tuned at production for best performance by observing... Agent: Victoria Donnelly Hazeldean Rpo

20080106314 - Programmable high-speed cable with boost device: An HDMI cable carries high speed encoded data which are transmitted differentially over data channels, along with a clock. High-frequency loss and differential skew within a differential signal may be compensated by analog circuits embedded in the cable. These embedded circuits are tuned at production for best performance by observing... Agent: Victoria Donnelly

20080106312 - Programmable high-speed cable with printed circuit board and boost device: An HDMI cable carries high speed encoded data which are transmitted differentially over data channels, along with a clock. High-frequency loss and differential skew within a differential signal may be compensated by analog circuits embedded in the cable. These embedded circuits are tuned at production for best performance by observing... Agent: Victoria Donnelly Hazeldean Rpo

20080106315 - Dynamic floating input d flip-flop: A dynamic floating input D flip-flop (DFIDFF) is provided. The DFIDFF includes a floating input stage, a first string of transistors, and a second string of transistors. At a pre-charge period, the floating input stage transmits the input data to the first string of transistors; the first string of transistors... Agent: Jianq Chyun Intellectual Property Office

20080106316 - Clock generator, data driver, clock generating method for liquid crystal display device: A clock generator and data driver for a liquid crystal display device in which the clock generator includes a bias voltage supply receiving a power supply voltage and generating a bias voltage, an internal clock generator converting differential clock signals into an internal clock signal in response to the bias... Agent: Macpherson Kwok Chen & Heid LLP

20080106317 - Controllable resistive circuit for providing a continuous variable resistance: The present invention sets forth a controllable resistive circuit which comprises a transistor, a capacitor, a charging unit and a discharging unit. The transistor is capable of providing a variable resistance which is controlled to vary continuously and smoothly. The charging and discharging units are used to respectively charge and... Agent: Madson & Austin

20080106318 - Semiconductor device and a level shift circuit: e

20080106319 - Igbt-driver circuit for desaturated turn-off with high desaturation level: A driver circuit comprising an insulated gate bipolar transistor having a collector coupled to a voltage supply, an emitter coupled to a source of reference potential, and a gate configured to receive a control signal from a driver circuit, and a desaturation circuit conductively coupled between an insulated gate and... Agent: Schwegman, Lundberg & Woessner / Infineon

20080106320 - Inverter apparatus: To provide a highly reliable inverter apparatus which discriminates long-cycle noise generated by the isolated signal transmission element from short-cycle dv/dt noise and induction noise. A low pass filter, band pass filter, and a switching means are provided between the input section of the gate drive circuit of the voltage-drive... Agent: Crowell & Moring LLP Intellectual Property Group

20080106322 - On die thermal sensor in semiconductor memory device: An on die thermal sensor in a semiconductor memory device includes: a reference voltage generating unit for generating a band gap voltage and generating a reference voltage by using the base band gap voltage; a voltage amplifying unit for outputting a temperature voltage by amplifying the band gap voltage; and... Agent: Mcdermott Will & Emery LLP

20080106321 - Semiconductor memory device having on die thermal sensor: A semiconductor memory device includes: a temperature information output unit for measuring an internal temperature of the semiconductor memory device, and generating a plurality of flag signals, each voltage level of which varies according to the measured internal temperature; a self-refresh oscillation unit for providing a self-refresh period corresponding to... Agent: Mcdermott Will & Emery LLP

20080106323 - Electrically programmable fuse sense circuit: A electrically programmable fuse sense circuit having an electrically programmable fuse and a reference resistance. A first current source is coupled, through a first switch, to the electrically programmable fuse. A second current source is coupled, through a second switch, to the reference resistance. A precharge signal enables the first... Agent: Ibm Corporation RochesterIPLaw Dept. 917

20080106324 - Power source noise measuring device, integrated circuit, and semiconductor devide: To accurately measure power source noise generated inside an integrated circuit, the power source noise measuring device comprises: a mutual inductor pair placed inside an integrated circuit, the mutual inductor pair including (i) a first inductor connected to between power source voltages of the integrated circuit and (ii) a second... Agent: Staas & Halsey LLP

20080106325 - System and method for switching between high voltage and low voltage: A system and method for providing a voltage. The system includes a first transistor including a first gate, a first terminal, and a second terminal. The first terminal is configured to receive a first predetermined voltage, and the first gate is configured to receive a first control signal. Additionally, the... Agent: Townsend And Townsend And Crew, LLP

20080106326 - Reference voltage circuit and method for providing a reference voltage: A high precision reference voltage circuit for generating a reference voltage includes a reference voltage generation circuit for generating a reference voltage, a temperature detection circuit for detecting a temperature at the reference voltage generation circuit, and a control circuit for controlling a temperature characteristic of the reference voltage generation... Agent: Brinks Hofer Gilson & Lione/infineon Infineon

20080106327 - Closed-loop control for performance tuning: The present invention relates to a method and circuit arrangement for controlling performance of an integrated circuit in response to a monitored performance indicator, wherein power supply of the integrated circuit is controlled based on said performance indicator. At least one of a noise level of the controlled power supply... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080106328 - Semiconductor die micro electro-mechanical switch management system and method: A die micro electro-mechanical switch management system and method facilitate power conservation by selectively preventing electrical current from flowing in designated components. A present invention semiconductor die comprises a block of transistors for performing switching operations, a bus (e.g., a power bus, a signal bus, etc.) for conveying electrical current... Agent: Murabito Hao & Barnes LLP

20080106329 - Apparatus for adjusting frequency characteristic and q factor of low pass filter and method thereof: Provided are an apparatus for adjusting frequency characteristic and Q factor of a low pass filter (LPF) and a method thereof. The apparatus includes: a frequency comparing unit for calculating a first square value and a second square value, and comparing a first reference value with the first and the... Agent: Ladas & Parry LLP

20080100346 - Method and apparatus for measuring pulse widths of a side-band signal: Example embodiments are directed to an apparatus and method for measuring a pulse width. A side-band signal generator may be configured to receive a given data pattern and output a side-band signal by modulating a pulse width of the received data pattern in a test mode. A phase detector may... Agent: Harness, Dickey & Pierce, P.L.C

20080100348 - Semiconductor device: A semiconductor device, includes a lower layer side insulation film; a wiring pattern formed on the lower layer side insulation film; a base insulation film formed on the lower layer side insulation film and the wiring pattern; and a plurality of metal thin film resistance elements formed on the base... Agent: Cooper & Dunham, LLP

20080100347 - Signal detecting circuit: A full-wave rectifier circuit receives complementary signals and produces a current corresponding to an added value of differential signals at different levels. A voltage comparator performs a comparison between output signals produced and subjected to current addition and voltage conversion by the full-wave rectifier circuit. A timer detects whether an... Agent: Mcdermott Will & Emery LLP

20080100349 - Driving apparatus having an adjustable driving current output: An exemplary driving apparatus capable of generating a driving current, including: an analog input generating circuit, an analog input driving circuit, and an output circuit. The analog input generating circuit is electrically connected between a first voltage source and the ground and configured (i.e., structured and arranged) for supplying an... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang J

20080100350 - Spread spectrum clock and reference signal generator: Exemplary embodiments of the invention provide a system, method and apparatus for spread spectrum functionality for a free-running, reference harmonic oscillator. In an exemplary embodiment, an apparatus comprises a reference oscillator adapted to provide a reference signal having a reference frequency; and a spread spectrum controller adapted to control the... Agent: Gamburd Law Group LLC

20080100351 - Power-on reset circuit: A power-on reset circuit includes a power detector to generate a detect voltage by detecting an internal voltage. An output unit outputs a power-up reset signal using the detect voltage. A delay unit is configured to delay the power-up reset signal and generate a delay voltage. A switch device is... Agent: Townsend And Townsend And Crew, LLP

20080100352 - Phase locked loop without a charge pump and integrated circuit having the same: A phase locked loop includes a phase-frequency detector and a loop filter. The phase-frequency detector compares phases of an input signal and a feedback signal to generate first and second control signals. The loop filter includes a pull-up resistor, a pull-down resistor and a capacitance unit. The loop filter receives... Agent: Mills & Onello LLP

20080100353 - Delay locked loop: A delay locked loop includes a buffer for outputting an internal clock by buffering an external clock, a delay block for delaying the internal clock in response to one of control signals or a selection signal, thereby outputting a delayed clock, a control signal generation block for generating at least... Agent: Mcdermott Will & Emery LLP

20080100357 - Delay locked loop circuit, semiconductor device having the same and method of controlling the same: A delay locked loop (DLL) circuit includes a basic loop, a coarse loop, a delay model and a fine loop. The basic loop generates a plurality of first clock signals, based at least in part on an input clock signal, a feedback clock signal and a fine loop output signal.... Agent: Lee & Morse, P.C.

20080100354 - Delay locked loop of semiconductor device and method for driving the same: A delay locked loop (DLL) of a semiconductor device includes: a first delay line for delaying a first clock signal in synchronization with a first edge of an external clock signal to output a first delayed clock signal; a second delay line for delaying a second clock signal in synchronization... Agent: Mcdermott Will & Emery LLP

20080100356 - Delay locked loop circuit: A delay locked loop (DLL) circuit has a first delay line that delays a received external clock signal for a fine delay time and then outputs a first internal clock signal; a duty cycle correction unit that corrects a duty cycle of the first internal clock signal and then outputs... Agent: Mills & Onello LLP

20080100355 - Phase-locked loop circuit: A voltage controlled oscillator 8 is configured to include a plurality of variable delay circuits 30 that are connected to one another so as to form a ring. Output fixing units 31 each of which fixes, when the voltage controlled oscillator 8 stops operating, the output of a corresponding one... Agent: Oliff & Berridge, PLC

20080100358 - Counter control signal generating circuit: A counter control signal generating circuit is disclosed. The circuit includes a first counter configured to receive a latched external address, and count the latched external address for a first latency, thereby generating a first counted address, a second counter for counting the first counted address for a second latency,... Agent: Cooper & Dunham, LLP

20080100359 - Clock regeneration circuit: There is disclosed a clock regeneration circuit having a PCR buffer including a register which buffers a PCR extracted from a transmission signal, a counter which counts a reception side reference clock CKr, an STC buffer including a register which buffers a counted value of the counter, and a CPU... Agent: Cantor Colburn, LLP

20080100361 - Normal mode and green mode pulse width modulation controller: A PWM controller that effectively transitions between normal mode and green power mode is disclosed. A driver provides a normal drive signal during normal operation. A pulse width detector detects the pulse width of the PWM signal and if the pulse width drops below a threshold the normal mode drive... Agent: Sinorica, LLC

20080100360 - Pulsed local clock buffer (lcb) characterization ring oscillator: In an exemplary embodiment of the present invention, a local clock buffer (LCB) fabricated in a semiconductor receives a global clock signal as input. The LCB implements a pulse width controller that is operationally coupled to the LCB and an output driver forming a ring oscillator. The output driver outputs... Agent: Cantor Colburn LLP - IBM Austin

20080100362 - Pulse width modulation sequence maintaining maximally flat voltage during current transients: A digital circuit implementing pulse width modulation controls power delivered in what one can model as a second order or higher order system. An exemplary control plant could embody a step-down switch mode power supply providing a precise sequence of voltages or currents to any of a variety of loads... Agent: Andrew R. Gizara

20080100363 - Storage device and methods thereof: A storage device and methods thereof are disclosed. The device includes a clock control module and a latch. During normal operation, the clock control module provides a periodic clock signal to a clock input of the latch, allowing the latch to operate normally. In a low power mode of operation,... Agent: Larson Newman Abel Polansky & White, LLP

20080100364 - Multiphase clock generation circuit: Provided is a multiphase clock generation circuit (1) including: a phase-locked loop circuit (10) for generating multiphase clock signals based on a reference clock signal; a frequency profile holding circuit (20) for holding a frequency profile of each of the multiphase clock signals, starting output of the frequency profile in... Agent: Mcginn Intellectual Property Law Group, PLLC

20080100365 - Spread spectrum clock generator: A digitally controlled delay line generates a clock signal. The clock signal can be modulates as a spread spectrum clock signal. In an example embodiment, the programmable delay line has an input for receiving a signal, an output that delays outputting the input signal by a time period programmed into... Agent: Tucker Ellis & West LLP

20080100366 - Signal processing method and signal processing apparatus: A signal processing method and apparatus reducing distortion using divided signals differing in only amplitude by weighting an input signal by first weights ki (i=1 to 4) to obtain divided signals, performing the same signal processing f(x) on the divided signals, weighting the signal processed divided signals by second weights... Agent: Staas & Halsey LLP

20080100367 - Crosstalk noise reduction circuit and method: In a semiconductor device, a method for reducing the effect of crosstalk from an aggressor line to a victim line begins with sensing the occurrence of a voltage change on the aggressor line that can induce a voltage pulse having a pulse magnitude that exceeds a pulse threshold on the... Agent: Stmicroelectronics, Inc.

20080100368 - Integrated circuit system and control method thereof: An integrated circuit system and method are provided. The system includes a plurality of integrated circuits (ICs) which transmit and receive a data signal and a clock signal; a sensing part which senses an environment of the integrated circuit system to generate environment data; and a control part which adjusts... Agent: Sughrue Mion, PLLC

20080100369 - Integrated virtual voltage circuit: The present invention provides an integrated virtual voltage circuit for use with a sub-circuit. In one embodiment, the integrated virtual voltage circuit includes a MOS transistor switch coupled to a supply voltage and configured to employ a drain to provide an operating voltage for the sub-circuit during switch activation. Additionally,... Agent: Texas Instruments Incorporated

20080100370 - Charge pump: A charge pump includes a level shifter and a charge exchange control switching circuit. The level shifter can enhance the levels of a first and second clock signals, and output a first and a second control signal corresponding to the enhanced signals. Based on the first and second control signals,... Agent: North America Intellectual Property Corporation

20080100371 - Dual rail generator: Some embodiments disclosed herein provide dual rail generators to provide a high and a low supply rail.... Agent: Blakely Sokoloff Taylor & Zafman

20080100373 - Bandwidth calibration of active filter: An active RC filter has an op-amp and a biasing circuit arranged to bias the op-amp to set a gain bandwidth product of the op-amp according to a desired pole frequency of the filter. The biasing circuit is operable according to an output of an RC calibration circuit. The op-amp... Agent: Stmicroelectronics Inc. C/o Wolf, Greenfield & Sacks, P.C.

20080100372 - Filter of adjustable frequency response and method thereof: A filter of an adjustable frequency response comprises a plurality of filters having a plurality of distinct frequency responses, respectively. These filters receive a common input signal and generate a plurality of intermediate signals, respectively. A multiplexing circuit is used to select one of these intermediate signals as a filtered... Agent: North America Intellectual Property Corporation

20080100374 - Programmable filters and methods of operation thereof: Programmable filters are used for the purpose of changing the filter cutoff frequency as may be necessary for the operation of a wireless transmitter or receiver. Frequencies may be changed by selecting a desirable value of a capacitor and/or a resistor. The programmable filter controls the frequency according to the... Agent: Blakely Sokoloff Taylor & Zafman

20080100375 - Integrated channel filter using multiple resonant filters and method of operation: A circuit includes a first filter comprising a first inductor coupled to a first variable capacitor, wherein the first filter is associated with a first resonant frequency. The circuit further comprises an amplifier coupled to the first filter and a second filter coupled to the amplifier. The second filter comprises... Agent: Baker Botts L.L.P.

20080100376 - Voltage conversion device having non-linear gain and changeable gain polarity: A voltage conversion device having non-linear gain and changeable gain polarity includes a switch module, a gain decision module, a first voltage selection module, a second voltage selection module, a first switch unit, a second switch unit and a voltage output module. The switch module is used for outputting analog... Agent: North America Intellectual Property Corporation

20080100377 - Methods and devices for providing an amplitude estimate of a time varying signal: A JFET transistor device configured to provide an amplitude estimate of a time varying input signal, and associated methods for using such a device, are disclosed. An exemplary JFET transistor device includes a gate region and a substrate (back gate, or the like), at least one of which is at... Agent: Darryl G. Walker

20080100378 - Circuits and methods for controlling a switch: A circuit having a first circuit portion configured to receive a pulse-width modulated first signal and a second signal, and configured to generate third and fourth signals each responsive to the first and second signals; a second circuit portion configured to receive the third and fourth signals and to generate... Agent: Banner & Witcoff, Ltd. Attorneys For Client 007052

20080094107 - Signal magnitude comparison apparatus and methods: Signal magnitude comparison apparatus and methods are disclosed. A first input circuit receives a differential input signal and provides a first output signal based on a magnitude of the differential input signal. A second input circuit is operatively coupled to the first input circuit and is operable to receive a... Agent: Smart & Biggar P.o. Box 2999, Station D

20080094108 - Glitchless clock multiplexer controlled by an asynchronous select signal: A glitchless clock multiplexer controlled by an asynchronous select signal for use in GPS receivers is disclosed. A device in accordance with the present invention comprises a device for producing a clock signal, the clock signal being selected from a plurality of asynchronous frequency sources. A device in accordance with... Agent: Gates & Cooper LLP Howard Hughes Center

20080094109 - Wide-range multi-phase clock generator: A wide-range multi-phase clock generator having a first clock generating circuit, a frequency divider circuit, and a plurality of multiplexers. The first clock generating circuit generates a plurality of first clock signals, each having a first frequency and a respective one of a plurality of different phase angles. The frequency... Agent: Shemwell Gregory & Courtney LLP

20080094110 - Transconductor circuits: The invention relates to transconductor circuits, particularly but not exclusively to a single-ended transconductor circuit (50), balanced transconductor circuits and a filter suitable for use in a wireless transceiver. The single-ended transconductor (50) comprises an inverter (51) having an input (54) and an output (55). A resistive element (58) is... Agent: Philips Intellectual Property & Standards

20080094111 - Drive circuit for insulated gate device: A drive circuit for an insulated gate device includes a constant current source generating a constant current, and a switching circuit, wherein a gate of the insulated gate device is connected to a power supply potential side via the constant current source at the time of turn-on and to a... Agent: Rossi, Kimms & Mcdowell LLP.

20080094112 - Semiconductor integrated circuit controlling output impedance and slew rate: A semiconductor integrated circuit according to the invention has a plurality of output transistors connected to an output terminal through which output data is outputted, and an impedance control circuit and a slew rate control circuit. The impedance control circuit generates control signals specifying output transistors to be turned on... Agent: Young & Thompson

20080094113 - Fraction-n frequency divider and method thereof: A fraction-N frequency divider includes a multi-phase clock generator, a first phase selector, a second phase selector, a glitch-free multiplexer, a control circuit, and a counter. The multi-phase clock generator is used for generating a plurality of clock signals with different phases. The first phase selector selects one of the... Agent: North America Intellectual Property Corporation

20080094114 - Controller including a sawtooth generator and method of operating the same: A sawtooth generator adapted to produce a sawtooth voltage, a method of operating the same, and a power converter employing the sawtooth generator and method. In one embodiment, the sawtooth generator includes a current source, coupled to a clock with a clock frequency, configured to produce a reference current proportional... Agent: Slater & Matsil, L.L.P.

20080094115 - Dll circuit: A DLL circuit has a rise delay adjustment circuit and a fall delay adjustment circuit. The fall delay adjustment circuit is supplied with a clock adjusted on a rise side in the rise delay adjustment circuit. Since the clock supplied to the fall delay adjustment circuit has already been adjusted... Agent: Foley And Lardner LLP Suite 500

20080094116 - Clock generating circuit with multiple modes of operation: A clock generating circuit includes a phase comparison circuit that generates a delay control signal corresponding to the relative phases of an output clock signal and a reference clock signal. A voltage controlled delay circuit generates the delayed clock signal by inverting a signal applied to its input and delaying... Agent: Dorsey & Whitney LLP Intellectual Property Department

20080094117 - Apparatus and method for generating a clock signal: A apparatus and method are disclosed for generating one or more clock signals. A clock signal is generated based on pattern signals and a reference clock signal. When the reference clock signal transitions high, the state of a first pattern signal is output, and when the reference clock signal transitions... Agent: Brinks Hofer Gilson & Lione/marvell

20080094118 - Output interfacing device compensated in load and corresponding electronic circuit: An output interfacing device is provided, which receives at its input an input signal and provides at its output, an output signal to an external load. The output interfacing device invertes the effect of the capacitance of the external load on the slew rate of the output signal.... Agent: Westman Champlin & Kelly, P.A.

20080094119 - Filter circuit: The present invention provides a filter circuit which can eliminate single noise effectively and is relatively simple in circuit configuration. First and second absolute values of differences between one-clock-preceding output data and both of one-clock-preceding input data and two-clock-preceding input data are respectively calculated by subtracters. When the first absolute... Agent: Volentine & Whitt PLLC

20080094120 - Driving circuit for an emitter-switching configuration: An embodiment of the invention relates to a driving circuit for an emitter-switching configuration of transistors having at least one first and one second control terminal connected to the driving circuit to form a controlled emitter-switching device having in turn respective collector, source and gate terminals. Advantageously the driving circuit... Agent: Graybeal, Jackson, Haley LLP

20080094121 - Inverter driving circuit and inverter control circuit: A phase adjusting circuit is provided that is capable of adjusting a delay time at a rise or fall of a driving signal for driving an inverter. A phase adjusting circuit is provided upstream of a driver circuit, and an output from a hysteresis comparator is input to the driver... Agent: Rossi, Kimms & Mcdowell LLP.

20080094122 - Multiplexer circuit with combined level shifting and delay control functions: A digitally controlled circuit is arranged to provide the combined functions of level shifting, multiplexing, and delay control functions. The circuit is compact, and uses lower power and lower overall noise susceptibility over other solutions. A programmable bias current is arranged to adjust the delay through the circuit. The bias... Agent: Ropes & Gray LLP

20080094123 - Bias-control for optical mach-zehnder modulators with voltage-induced optical absorption: A bias-control circuit that provides operating point control for a Mach-Zehnder modulator experiencing optical absorption at their interferometric arms. The bias control circuit generates compensation signals that are used to counter the thermally induced index shifts as a result of absorption. In addition, an operating point with desirable transmitter characteristics... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20080094124 - Mosfet device and related method of operation: The present invention provides for a MOSFET device (10) having a body diode structure (22) and provided with biasing means arranged to provide a bias voltage selectively applied to the gate of the MOSFET (12) during reverse recovery of the body diode structure (22) so as to reduce reverse recovery... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080094125 - Semiconductor integrated circuit device and semiconductor device including plurality of semiconductor circuits: A semiconductor integrated circuit device includes a first semiconductor circuit, a second semiconductor circuit, a first control circuit and a second control circuit. The first and second semiconductor circuits are formed on a semiconductor substrate and operate using a voltage provided by an external power supply circuit as a power... Agent: SprinkleIPLaw Group

20080094126 - Buffer circuit: The present invention provides a buffer circuit meeting both of low power consumption requirement and an improvement in slew rate characteristics which are in a relation of trade off. Voltage difference detection circuits are provided for detecting a voltage difference between the input signal at rising and at trailing and... Agent: Fitzpatrick Cella Harper & Scinto

20080094127 - Measuring and controlling current consumption and output current of charge pumps: Measuring and controlling current consumption and output current of a charge pump by measuring a first current coming into the charge pump; and measuring a second current coming into a driver for at least one of the one or more stages of the charge pump. A control loop may one... Agent: Empk & Shiloh, LLP

20080094129 - Voltage-booster power supply circuit: A voltage-booster power supply circuit comprises a semiconductor IC and an external circuitry. The semiconductor IC has: first and second charge pump circuits each of which boosts a voltage by using a capacitor in response to a control signal; and a selection circuit. In a first mode, the selection circuit... Agent: Mcginn Intellectual Property Law Group, PLLC

20080094128 - Charge pump circuit driver circuit having a plurality of oscillators: In a driver circuit for a charge pump circuit capable of switching a step-up ratio, first and second oscillators oscillating at different frequencies are provided. The charge pump circuit is controlled by a control unit. The first oscillator outputs a first periodic signal required for the control unit to control... Agent: Cantor Colburn, LLP

20080094130 - Supply-independent biasing circuit: A supply-independent biasing circuit applied to a bandgap reference circuit or a proportional to absolute temperature (PTAT) current generating circuit. The bandgap reference circuit or the PTAT current generating circuit includes a mirroring circuit, an operation amplifier, and an input circuit. The mirroring circuit including a plurality of first type... Agent: Wpat, PC

20080094131 - Bias circuits: A bias circuit for use in bandgap voltage reference circuits and temperature sensors comprises a pair of transistors (Q, Q2), the first of which (Q1) is arranged to be biased at an emitter current lbias, and the second of which (Q2) is arranged to be biased at an emitter current... Agent: Nxp, B.v. Nxp Intellectual Property Department

20080094132 - Semiconductor intergrated circuit: Between an analog circuit area 120 which includes circuits whose characteristics are degraded according to the level of noise contained in an input signal and a digital circuit area 130 which includes circuits that produce noise at such a level that the characteristics of the circuits in the analog circuit... Agent: Mcdermott Will & Emery LLP

20080094133 - Poly-phase filter: Provided is a poly-phase filter capable of removing an image frequency of a terrestrial digital multimedia broadcasting (T-DMB) receiver in a low intermediate frequency (IF) structure applied to a mobile communication terminal and a receiver having the poly-phase filter. The poly-phase filter includes: a calibration control block for generating first... Agent: Cantor Colburn, LLP

20080094134 - Semiconductor integrated circuit device: A semiconductor integrated circuit device provided with an input terminal supplied with a reference frequency signal from outside of the device, a bandpass filter circuit coupled to the input terminal and outputting an internal reference frequency signal and a PLL circuit coupled to the bandpass filter circuit to receive the... Agent: Mcginn Intellectual Property Law Group, PLLC

20080088346 - Method and apparatus for voltage to current conversion: A voltage to current converter that can provide multiple current sources at differing voltage levels using a single inductor, without the need to provide a current sense element, pass element, and wiring to provide feedback for load current regulation. A switching inductor current is regulated such that the average current... Agent: Texas Instruments Incorporated

20080088347 - Amplitude compensation circuit with programmable buffers: According to one exemplary embodiment, an amplitude compensation circuit includes a first composite programmable buffer for receiving a first input signal with a first input amplitude. The amplitude compensation circuit further includes a second composite programmable buffer for receiving a second input signal with a second input amplitude. The amplitude... Agent: Farjami & Farjami LLP

20080088348 - Capacitive load driving device: A capacitive load driving device applies a multi-level voltage to a capacitive load to drive the capacitive load. In the capacitive load driving device, a voltage control signal generator unit generates a voltage control signal. A voltage amplifier unit amplifies a voltage of the voltage control signal. A current amplifier... Agent: Staas & Halsey LLP

20080088349 - Delay locked loop circuit in semiconductor device and its control method: A delay locked loop (DLL) device includes a first and a second input buffers for receiving an external clock, a multiplexer for selectively outputting a first and a second internal clocks based on a most significant bit (MSB) signal, a delay means for delaying the first and the second internal... Agent: Mcdermott Will & Emery LLP

20080088350 - Duty detector and duty detection/correction circuit including the same and method thereof: A duty detector may include a first amplifier and/or an integrator. The first amplifier may be configured to receive a first signal and a complementary first signal, differential-amplify the first signal and the complementary first signal, and/or output the differential-amplified first signal to an output terminal and the differential-amplified complementary... Agent: Harness, Dickey & Pierce, P.L.C

20080088351 - Phase shifting circuit: Disclosed is a phase shifting circuit that includes a PLL loop in which a reference frequency received is branched into first and second signals. The first signal becomes one input to a phase comparator and the second signal becomes another input to the phase comparator after being shifted in phase... Agent: Mcginn Intellectual Property Law Group, PLLC

20080088352 - Level shift circuit: A level shift circuit for conversion of a low-voltage input signal into a high-voltage output signal is provided. The level shift circuit includes: two pairs of transistors, a control unit, and a charge-sharing unit. The transistors in one of the pairs are both turned on in response to the input... Agent: J C Patents, Inc.

20080088353 - Level shifter circuit with capacitive coupling: A level shifter circuit uses capacitive coupling to level shift a signal. The level shifter circuit has a capacitor, an input switch coupled to a first input and a first terminal of the capacitor, a second switch coupled to a second input and the first terminal of the capacitor, and... Agent: North America Intellectual Property Corporation

20080088354 - Ac-coupled differential drive circuit for opto-electronic modulators: An AC-coupled differential drive circuit for an optical modulator is utilized, where a common “node” is defined between top (or bottom) plates of the modulator arms themselves (the “arms” of a modulator taking the form of MOS capacitors). A low pass filter is disposed between the differential driver output and... Agent: Wendy W. Koba

20080088355 - Integrated circuit including a semiconductor device: An integrated circuit including a semiconductor device is disclosed. One embodiment provides a load current component, having a multiplicity of trenches in a cell array. A sensor component is integrated into the cell array of the load current component and has a sensor cell array, the area of which is... Agent: Dicke, Billig & Czaja

20080088356 - Semiconductor integrated circuit device: A semiconductor integrated circuit device 100A includes: an integrated circuit body 106A having a plurality of MOSFETs on a semiconductor substrate; a plurality of elements 102A to be measured placed on the same substrate as the plurality of MOSFETs; a monitor circuit 105A for selecting an element to be measured... Agent: Mcdermott Will & Emery LLP

20080088357 - Semiconductor integrated circuit apparatus: Providing semiconductor integrated circuit apparatus capable of controlling the substrate voltage of a MOSFET so that the drain current for an arbitrary gate voltage value in a subthreshold region or a saturated region will be free from temperature dependence and process variation dependence, thereby enhancing the stable operation. The semiconductor... Agent: Mcdermott Will & Emery LLP

20080088358 - Systems and methods for minimizing static leakage of an integrated circuit: A leakage manager system for adequately minimizing static leakage of an integrated circuit is disclosed. The leakage manager system includes a generator configured to generate a control signal to be applied to a sleep transistor. A monitor is configured to determine whether to adjust the control signal to adequately minimize... Agent: Carr & Ferrell LLP

20080088359 - Eased gate voltage restriction via body-bias voltage governor: An arrangement, to ease restriction upon gate voltage (Vgg) magnitudes for a dynamic threshold MOS (DTMOS) transistor, may include: an MOS transistor including a gate and a body; and a body-bias-voltage (Vbb) governor (Vbb-governor) circuit to provide a governed version of Vgg of the MOS transistor to the body of... Agent: Harness, Dickey & Pierce, P.L.C

20080088360 - Power supply apparatus of semiconductor integrated circuit: A power supply apparatus of a semiconductor integrated circuit includes a power control device that detects a level of power supplied from the outside and outputs a control signal as information on the detected level, and a power supply device that controls an internal resistance component in response to an... Agent: Venable LLP

20080088361 - Reference voltage generating circuit: Disclosed is a reference voltage generating circuit including first to third current-to-voltage converter circuits, a control circuit for exercising control so that the terminal voltage of the first current-to-voltage converter circuit is made equal to that of the second current-to-voltage converter circuit, and current mirror circuits for driving the first... Agent: Mcginn Intellectual Property Law Group, PLLC

20080088362 - Circuit for supplying a voltage in a memory device: A circuit for supplying an operation voltage in a memory device includes a voltage supplying section that supplies a constant voltage to an output section through a first path and constantly discharges a portion of the supplied voltage through a second path. A third path section provides the supplied voltage... Agent: Lowe Hauptman Ham & Berner, LLP

20080088363 - Noise reduction circuits: A noise reduction circuit for AC power, AC power neutral lines, and DC power. In a first embodiment for use with AC power, the invention operates by subtracting the error voltage from an incoming AC signal boosted in voltage by a small boost transformer. In a second embodiment, the present... Agent: Stainbrook & Stainbrook, LLP

20080088364 - Method for calibrating a filter, a calibrator and system including the same: An example embodiment provides a method for calibrating an active RC filter and RC time constant calibrator for an active RC filter. The RC time contact calibrator includes a RC timer and a calibration code generator. The RC timer outputs a holding signal based on a comparison of a first... Agent: Harness, Dickey & Pierce, P.L.C

20080088365 - Semiconductor device and method for decreasing noise of output driver: In a semiconductor device and method for decreasing noise of an output driver block, the semiconductor device monitors differentially amplified voltages output from an output driver block and controls a voltage level at a cross-over point between the differentially amplified voltages so that noise that may be caused by reactance... Agent: Mills & Onello LLP