SEARCH:      Monitor Keywords |  Custom RSS

Miscellaneous active electrical nonlinear devices, circuits, and systems February patent applications/inventions, industry category 02/11

20110043253 - Method for sampling data and apparatus therefor: A semiconductor device comprises sampling logic, comprising: input sample path selection logic arranged to enable at least one input sample path; sampler logic arranged to receive and sample an input data signal in a serial data stream in accordance with a phase of the at least one enabled input sample... Agent: Larson Newman & Abel, LLP

20110043254 - Sense amplifier and electronic apparatus using the same: A sense amplifier according to the present invention for detecting a potential difference of signals input to a first input terminal and a second input terminal, includes a first means for applying voltages corresponding to threshold voltages of first and second transistors to gate-source voltages of the first and second... Agent: Fish & Richardson P.C. (dc)

20110043255 - Temperature responsive back bias control for integrated circuit: The present invention provides a thermostatic biasing controller for use with an integrated circuit. In one embodiment, the thermostatic biasing controller includes a temperature sensing unit configured to determine an operating temperature of the integrated circuit. Additionally, the thermostatic biasing controller also includes a voltage controlling unit coupled to the... Agent: Texas Instruments Incorporated

20110043256 - Sampling filter using multiple clocks: Methods and devices for forming a series of samples of a filtered version of an input signal. Multiple tap current cells each generate a tap current from the signal. Multiple distribution means couple the tap current cells with multiple integrating means. The distribution means is controlled by a first clock... Agent: Brion Raffoul

20110043257 - Track-and-hold circuit with low distortion: A track-and-hold circuit is provided. This track-and-hold circuit is adapted to track an analog input signal and hold a sampled voltage of the analog input signal at a sampling instant for processing by other circuitry, in response to a track signal that alternates with a hold signal. Preferably, the track-and-hold... Agent: Texas Instruments Incorporated

20110043258 - Direct digital frequency synthesizer using hybrid digital to analog converter and synthesizing method thereof: The present invention relates to d a direct digital frequency synthesizer using a hybrid digital to analog converter, which is capable of synthesizing an analog signal with high quality without base decoding, thereby providing improved size and efficiency, and a synthesizing method thereof. The direct digital frequency synthesizer using a... Agent: Beusse Wolter Sanks Mora & Maire, P. A.

20110043259 - Multifunctional output drivers and multifunctional transmitters using the same: A multifunctional output driver capable of transmitting signals of different interfaces in different modes is provided, in which first and second current sources are provided, and first to fourth switching devices are coupled between the first and second current sources, and the first and second current source and the first... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20110043260 - Integrated pulse-control and enable latch circuit: The described embodiments provide a configurable clock circuit. The clock circuit includes a control and enable circuit and a clock distribution circuit. During operation, when a signal on an enable input to the control and enable circuit is asserted and the control and enable circuit is configured in a clock... Agent: Pvf -- Oracle America, Inc. C/o Park, Vaughan, Fleming & Dowler LLP

20110043261 - Pll circuit: A phase locked loop (PLL) circuit including a phase comparator for comparing a phase of a reference signal with a phase of a feedback signal, an oscillator for outputting an output signal at a frequency in accordance with an output of the phase comparator, a feedback loop for returning the... Agent: Arent Fox LLP

20110043264 - Double data rate interface: The present invention relates to a double data rate interface and method for use between a processor and random access memory, comprising a delay line including means for creating a delay in a data strobe signal from the random access memory, the delay line being arranged such that the delay... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110043262 - Input interface circuit: An input interface circuit according to the present invention includes an input first stage circuit that is connected to a signal terminal, where the signal terminal receives external data, and a phase adjustment circuit that adjusts an external input clock and a latch timing signal to be in phase, where... Agent: Mcginn Intellectual Property Law Group, PLLC

20110043263 - Semiconductor integrated circuit and method of controlling the same: A semiconductor integrated circuit includes a DLL controlling block configured to enable or disable an update enable signal by detecting a change in a voltage level of a phase detecting signal during a predetermined time when an operation enable signal and a threshold phase difference detecting signal are enabled, and... Agent: Baker & Mckenzie LLP Patent Department

20110043265 - Reduced area schmitt trigger circuit: A Schmitt trigger circuit includes a first inverter having an input coupled to an input terminal; a second inverter having an input coupled to the input terminal; a first transistor having a source coupled to VDD, a drain coupled to an output of the first inverter, and a gate coupled... Agent: Stmicroelectronics, Inc.

20110043266 - Apparatus and method for calibrating a variable phase shifter: A reference signal is split and input to first and second variable phase shifters 10, 20. The first and second variable phase shifters output to first and second inputs 31, 32 respectively of a phase comparator 30. Initially, the first and second variable phase shifters 10, 20 are preferably set... Agent: Stites & Harbison PLLC

20110043267 - Calibration of linear time-invariant system's step response: The invention concerns in general measurement of the transfer function of linear time invariant systems, more particular the calibration of such systems based on a measured transfer function. According to a first aspect the present invention an arrangement for measuring the transfer function of a linear time-invariant system is disclosed.... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110043269 - Level shift circuit: In a level shift circuit in a high electric potential side driving circuit, a latch circuit and a transmission circuit located at the front stage of the latch circuit are provided. The transmission circuit makes its output impedance high when two inputs V1 and V2 are detected as low level... Agent: Kanesaka Berner And Partners LLP

20110043268 - Level shifter with native device: A level shifter includes an inverter, a first native device, a second native device, a first transistor, and a second transistor. First ends of the first and the second transistors are coupled to a first voltage. A second end and a control end of the first transistor are respectively coupled... Agent: J C Patents

20110043270 - Low power and low noise switched capacitor integrator with flexible input common mode range: An integrator is described that may include a level-shifting capacitor, a feedback capacitor, a pre-amplifier stage and a multi-path amplifier module. The integrator may have inputs for connected an input signal source to the level-shifting capacitor. The level-shifting capacitor is connected to an input of a pre-amplifier stage of an... Agent: Kenyon & Kenyon LLP

20110043272 - Circuit arrangement: A circuit includes a switching unit, a switching element, and a control unit. The control unit provides at least one supply signal depending on a switching position of the switching element. An advance signal and the supply signal(s) of the control unit are assigned to the switching unit on the... Agent: Lerner Greenberg Stemer LLP

20110043271 - Devices and methods for improving voltage handling and/or bi-directionality of stacks of elements when connected between terminals: Devices and methods for improving voltage handling and/or bi-directionality of stacks of elements when connected between terminals are described. Such devices and method include use of symmetrical compensation capacitances, symmetrical series capacitors, or symmetrical sizing of the elements of the stack.... Agent: Martin J. Jaquez, Esq. Jaquez & Associates

20110043273 - Pulse width modulation control of a matrix converter: A matrix converter includes a plurality of switching elements and is adapted to receive a multi-phase alternating current (AC) input signal having an input frequency and to generate a multi-phase AC output signal having an output frequency. The phases of the input signal are sorted as a function of their... Agent: Kinney And Lange Pa

20110043274 - Apparatus and methods for registering inputs from a user: Embodiments of an electronic apparatus and method for are registering inputs from a user a generating corresponding output provided. The electronic apparatus may comprise a switching system and a monitoring system. The switching system may comprise a base surface, insulating blocks disposed on the base surface, an array of conductive... Agent: Idan Beck

20110043275 - System and method for controlling an integrated circuit in different operational modes: A system and method for controlling an IC in different operational modes involves automatically loading operational configurations of target circuitries in the IC for a determined operational mode into at least one register and operating the target circuitries in the IC according to the operational configurations that are automatically loaded... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110037499 - Comparator for technologies with transient variations of transistor parameters: This disclosure relates to permuting transistors to compensate for offsets generated by transient variations of the transistors' parameters.... Agent: Spryip, LLC Ifx

20110037500 - Integrated circuit comparator or amplifier: An integrated circuit comparator comprises a differential amplifier, a source follower circuit coupled to a gate terminal of a first transistor in the differential amplifier, and an output circuit. One or more source follower circuits may be utilized in connection with the differential amplifier, and one or more source follower... Agent: Dorsey & Whitney LLP Intellectual Property Department

20110037502 - Digital high-frequency generator circuit: A high-frequency generator circuit comprises a signal generating circuit, a delay unit, a selector, a synthesizer circuit, and a controller. The signal generating circuit generates a signal having the same frequency as an output signal. The delay unit includes a plurality of delay circuits, and delays the signal generated by... Agent: Harness, Dickey & Pierce, P.L.C

20110037501 - High agility frequency synthesizer phase-locked loop: A highly agile low phase noise frequency synthesizer is provided for rapid generation of frequency specific signals. The frequency synthesizer is capable of rapidly generating signals at different output frequencies while maintaining low cross-coupling. Two or more signal generators utilize a reference frequency to generate two or more signals. These... Agent: Weide & Miller-skyworks

20110037503 - Buffer-driving circuit capable of increasing responding speed and prolonging lifespan, buffer, and method thereof: A method for increasing responding speed and lifespan of a buffer includes detecting an edge of an input signal of the buffer, triggering a pulse signal with a predetermined period according to the detected edge, and driving the buffer for generating an output signal according to the pulse signal and... Agent: North America Intellectual Property Corporation

20110037504 - 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

20110037505 - Transceiver and operating method thereof: A semiconductor chip area is reduced and the possibility of malfunction in generation of reproduction data and a reproduction clock is reduced. A transceiver comprises a clock data recovery circuit, a deserializer, a serializer, a PLL circuit, and a frequency detector. The clock data recovery circuit extracts a reproduction clock... Agent: Mattingly & Malur, P.C.

20110037506 - Dc offset calibration for complex filters: Exemplary techniques for DC offset calibration for complex filters are disclosed. A complex filter is provided having a first calibration path circuit and a second calibration path circuit, each including a first and a second set of switches, respectively. The first set of switches is enabled during calibration mode and... Agent: Qualcomm Incorporated

20110037507 - Mixer with differential dc offset cancellation function: A mixer with a differential DC offset cancellation function includes: a load unit including a first load unit and a second load unit; a mixing unit biased by current transferred from the load unit to mix inputs signal and oscillation signals; a first output voltage detection unit detecting an output... Agent: Lowe Hauptman Ham & Berner, LLP

20110037509 - Apparatus and method for efficient level shift: An apparatus is provided that uses a first level shifter for performing a voltage shift of a low level input signal of a first voltage domain to a high level output signal of a second voltage domain. The first level shifter comprises a storing element in the second voltage domain,... Agent: Texas Instruments Incorporated

20110037508 - Registers with reduced voltage clocks: A register circuit including a level shift circuit, a latch isolation circuit, and a keeper circuit for registering data with a lower voltage clock signal. The level shift circuit switches a level shift node between a reference voltage level and an upper voltage level in response to a clock node... Agent: Huffman Law Group, P.C.

20110037510 - Mixer circuit: In a mixer circuit, addition of analog signals by capacitive coupling is used and square-law characteristics of the drain current of a MOS transistor operating in a saturated region are used. With this configuration, the voltage and power of the mixer circuit can be reduced.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110037511 - Multiple signal switching circuit, current switching cell circuit, latch circuit, current steering type dac, semiconductor integrated circuit, video device, and communication device: In a multiple signal switching circuit using four input signals IN1-IN4, a four-input latch circuit 3b is located. Four NAND circuits 6″ are used as the four-input latch circuit 3b, when one of the four signals IN1-IN4 is “L” and the other three are “H.” In each of the NAND... Agent: Mcdermott Will & Emery LLP

20110037512 - Device and method for manipulating direction of motion of current carriers: A device and method for manipulating a direction of motion of current carriers are presented. The device comprises a structure containing a two-dimensional gas of current carriers configured to define at least one region of inhomogeneity which is characterized by a substantially varying value of at least one parameter from... Agent: Browdy And Neimark, PLLC

20110037513 - Controlling bias current for an analog to digital converter: A converter includes an analog to digital converter having a bias current input, a control input, and an analog input to provide a digital output as a function of the analog input. A bias module is coupled to the bias current input to provide bias current to the analog to... Agent: Schwegman, Lundberg & Woessner / Atmel

20110037514 - method for the elimination of ringing of power line interference filter: The present invention discloses a method for the removal of power line interference (PLI) to the signal parts of which are abrupt. First, to the non-abrupt part of the original input signal, we pass it to the notch filter, and get the output as the system output. Then, to the... Agent: Garcia-zamor Intellectual Property Law Attn: Ruy Garcia-zamor

20110037515 - Op-r, a solid state filter: The device described herein proposes an electronic active filter void of capacitors and inductors. The circuit utilizes only operational amplifiers (OP-Amp) and resistors, hence the name Op-R. Although capable of being constructed of lumped circuit elements this filter is intended for integrated circuit (IC) applications. Filtering of signals can be... Agent: Gerald T. Volpe

20110032001 - Temperature detection circuit: According to one embodiment, a temperature detection circuit is provided which requires only a small number of additional components, thus minimizing an increase in costs and which offers an insulating property and high responsiveness. A temperature detection circuit outputs a first PWM signal corresponding to a temperature of a first... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110032002 - Devices and methods for a threshold voltage difference compensated sense amplifier: Embodiments are described for a voltage compensated sense amplifier. One such sense amplifier includes a pair of digit line nodes respectively coupled to a pair of transistors. A first pair of switches are adapted to cross-couple the gates of the transistors to the respective digit line node and a second... Agent: Dorsey & Whitney LLP Intellectual Property Department

20110032003 - Offset cancellation for sampled-data citcuits: A comparator based circuit with effective offset cancellation includes first and second amplifiers and an offset capacitor operatively connected to the first and second amplifiers. An offset voltage source generates an offset voltage. A first switch connects the offset voltage source to ground during a first time period. The first... Agent: Gauthier & Connors, LLP

20110032004 - Light-receving circuit and semiconductor device having same: A light-receiving circuit includes a photodiode that converts an input optical signal to a current signal; a current-voltage converting circuit that outputs an output voltage signal obtained by adding a reference voltage to a voltage signal proportional to the current value of the current signal; and an input current limiting... Agent: Mcginn Intellectual Property Law Group, PLLC

20110032005 - Frequency synthesizer: A frequency synthesizer in which a satisfactory frequency stability can be obtained over the entire long period of service immediately after power activation is disclosed. The reference signal generation circuit includes an OCXO, a TCXO, weight converters which regulate weights with respect to outputs, and an adder which adds up... Agent: Jacobson Holman PLLC

20110032006 - Bi-directional channel amplifier: An AUX channel amplifier for amplifying data in the AUX channel of a Display Port device. In some embodiments, the amplifier includes a first amplifier coupled to amplify a signal from a source to a sink and a second amplifier coupled to amplify a signal from the sink to the... Agent: Haynes And Boone, LLPIPSection

20110032007 - Buffer-driving circuit capable of increasing responding speed and prolonging lifespan, buffer, and method thereof: A method for increasing responding speed and lifespan of a buffer includes detecting an edge of an input signal of the buffer, triggering a pulse signal with a predetermined period according to the detected edge, and driving the buffer for generating an output signal according to the pulse signal and... Agent: North America Intellectual Property Corporation

20110032008 - Pulse width modulation frequency conversion: A pulse width modulation (PWM) frequency converter converts an input PWM signal to an output PWM signal having a different frequency while maintaining a substantially equal duty ratio. The PWM frequency converter samples the input PWM signal for a PWM cycle using a sampling clock. A filter module filters the... Agent: Larson Newman & Abel, LLP

20110032009 - Delay locked loop circuit: A delay locked loop circuit comprising a VCDL which outputs a feedback clock by delaying an input clock in accordance with a magnitude of a control voltage, a phase comparator which detects a phase difference between the feedback clock and a reference clock by comparing the feedback clock with the... Agent: Fitzpatrick Cella Harper & Scinto

20110032010 - Power up signal generation circuit and method for generating power up signal: A power up signal generation circuit transits a power up signal at a predetermined target voltage level by providing a predetermined hysteresis characteristic to the target voltage level of a power supply voltage corresponding to the power up signal. The power up signal generation circuit includes a first voltage detection... Agent: Ip & T Group LLP

20110032011 - Auto frequency calibrator, method thereof and frequency synthesizer using it: The present invention relates to and auto frequency calibrator, a method thereof, and a frequency synthesizer using it. The auto frequency calibrator includes a capacitor bank selector that is operated as an open loop and compares a frequency signal having integer-divided reference frequency with the reference frequency signal to select... Agent: Lowe Hauptman Ham & Berner, LLP

20110032013 - Digital phase-locked loop clock system: A clock system includes a digital phase/frequency detector (DPFD), a buffer, a digitally-controlled oscillator (DCO) including a sigma-delta modulator (SDM), an adder, a first frequency divider. The DPFD may have a first input for a reference input clock and a second input for a feedback signal, and outputting a difference... Agent: Kenyon & Kenyon LLP

20110032012 - Phase-locked loop circuit: A phase-locked loop circuit includes a control loop including a frequency divider configured to frequency-divide an output clock and to control a frequency of the output clock according to a phase difference between a local clock and a phase-divided local clock; and a control unit configured to control a frequency... Agent: Fujitsu Patent Center Fujitsu Management Services Of America, Inc.

20110032014 - Delay locked loop circuit and signal delay method: A multiplier PLL multiplies a reference clock and outputs the multiplied clock. A DLL compares the clock output from the multiplier PLL with a clock obtained by delaying the clock output from the multiplier PLL. The DLL generates a delay signal having a given amount of delay based on the... Agent: Mcginn Intellectual Property Law Group, PLLC

20110032015 - Systems and methods for clock correction: A method, apparatus and system for correcting different clock domains are disclosed. The disclosed implementations correct a second clock domain by making reference to a resampling filter, or similar device, used to correct a first clock domain. The implementations thereby facilitate clock correction using fewer or a different variety of... Agent: Mcdermott Will & Emery LLP

20110032016 - Semiconductor device: A semiconductor device includes a flip-flop circuit formed in a CMOS semiconductor integrated circuit. The flip-flop circuit includes at least a first clock generating inverter that generates a first clock signal and a second clock generating inverter that generates a second clock signal obtained by inverting the first clock signal,... Agent: Turocy & Watson, LLP

20110032017 - Signal receiver and voltage compensation method: A signal receiver includes a first input terminal, a second input terminal, a first transistor, a second transistor and a variable load. The first and the second transistors each include a gate electrode, a first electrode and a second electrode. The gate electrode of the first transistor is coupled to... Agent: North America Intellectual Property Corporation

20110032018 - In-rush/out-rush current limiting circuit and devices containing same: An in-rush or out-rush current limiting circuit employs a low number of components to effect in-rush current limiting and may be employed in dongles or on-chip (in the case of serving as an out-rush current limiting circuit). The in-rush current limiting circuit may be employed, for example, in USB dongles,... Agent: Advanced Micro Devices, Inc. C/o Vedder Price P.C.

20110032020 - Level shifter with embedded logic and low minimum voltage: In one embodiment, a level shifter circuit may include a shift stage that also embeds transistors that implement a logic operation on two or more inputs to the level shifter. At least one of the inputs may be sourced from circuitry that is powered by a different power supply than... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.

20110032019 - Level shifter with output latch: A level shifter for a microcontroller shifts an input voltage in a first power domain to an output voltage level consistent with a second power domain. The level shifter is enabled to shift the voltages when both power domains are operative.... Agent: Schwegman, Lundberg & Woessner / Atmel

20110032021 - T switch with high off state isolation: An analog T switch is disclosed which has high isolation in the off state. The analog T switch can include series-connected NMOS transistors having separate gate control. The gates of the NMOS transistors can be isolated from one another to improve off state isolation of the analog T switch. The... Agent: Stmicroelectronics, Inc.

20110032022 - Differential switch with off-state isolation enhancement: Techniques are disclosed for reducing off-state leakage current in a differential switching device. The techniques can be embodied, for example, in a method that includes receiving a differential input signal at a differential input of each of a primary switch and a dummy switch. In an enabled-state of the device,... Agent: Bae Systems

20110032023 - Temperature detection circuit: A temperature detection circuit includes, a first source follower circuit supplied with a first constant current, a second source follower circuit supplied with a second constant current, and a circuit obtaining a difference between an output voltage from the first source follower circuit and an output voltage from the second... Agent: Foley And Lardner LLP Suite 500

20110032024 - Integrated circuit and related method for determining operation modes: An integrated circuit and a related method for determining an operation mode are disclosed. The exemplified integrated circuit includes a controller, a multi-function pin, and a mode determination circuit. The controller controls a power switch and is being set to operate in one of the operation modes including a first... Agent: North America Intellectual Property Corporation

20110032025 - Programmable semiconductor device: A programmable device includes a substrate (10); an insulator (13) on the substrate; an elongated semiconductor material (12) on the insulator, the elongated semiconductor material having first and second ends, and an upper surface S; the first end (12a) is substantially wider than the second end (12b), and a metallic... Agent: Scully, Scott, Murphy & Presser, P.C.

20110032026 - Voltage boosting system with slew rate control and method thereof: A system includes a voltage controlled oscillator, a charge pump, and a current regulator circuit. The voltage controlled oscillator has a control input and a clock output that provides a clock signal at a clock frequency that is variable. The charge pump is coupled to the clock output and has... Agent: Freescale Semiconductor, Inc. Law Department

20110032027 - Switched bandgap reference circuit for retention mode: A low power bandgap reference circuit for retention mode in system on chips (SoCs). A switched bandgap reference includes bandgap reference circuit coupled to a storage capacitor through a switch. A logic having a set of control signals controls the switch and the bandgap reference circuit such that during a... Agent: Texas Instruments Incorporated

20110032028 - Voltage variation reducing circuit and semiconductor device using the same: A voltage variation reducing circuit includes a first transistor and a second transistor. The first transistor is connected to a first power source line of a first power source voltage at a source and a second power source line of a second power source voltage at a drain and a... Agent: Sughrue Mion, PLLC

20110032029 - Configurable embedded processor: A configurable processor architecture uses a common simulation database for multiple processor configurations to reduce the cost of producing customized processor configurations. An unchanging core portion is used in each processor configuration. To support different memory modules, identification signals are provided from the memory modules or an identification module to... Agent: Dickstein Shapiro LLP

20110025379 - Latched comparator and methods therefor: A compare cycle of a comparator includes a precharge phase and a compare phase. During the precharge phase, a node of the comparator is precharged to a defined voltage. In addition, during the precharge phase an input transistor of the comparator is decoupled from the node. During the compare phase,... Agent: Larson Newman & Abel, LLP

20110025380 - Output driver operable over wide range of voltages: An output driver includes a pull-up circuit and a pull-down circuit coupled to an output terminal and a capacitor having a first terminal coupled to a gate terminal of a P-channel transistor of the pull-up circuit and a second terminal configured to receive a drive signal. The output driver further... Agent: Myers Bigel Sibley & Sajovec

20110025381 - Multi-phase clock divider circuit: A divider circuit for dividing the frequency of a multi-phase clock signal, which can ensure a sufficient data latch time even if the multi-phase clock signal has a high frequency, includes a main latch circuit which generates an inverted data signal using, for example, two of eight clock signals of... Agent: Mcdermott Will & Emery LLP

20110025382 - Frequency divider: A frequency divider (200; 300; 400) configured to receive a plurality of oscillating signals (202; 302; 402) and generate output signalling (204; 310; 410). The frequency divider comprises an enable signalling generator (206) configured to process the plurality of oscillating signals (202; 302; 402) and generate enable signalling (210; 314)... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20110025383 - Method of enhancing power saving in an integrated electronic system with distinctly powered islands of functional circuitries and related device architecture: A method for power saving in an integrated circuit device may include defining an off-switchable analog circuit island including an internal clock generating circuit, and at power-on of the integrated circuit device, supplying to clocked digital circuits of the integrated circuit device an auxiliary clock from the external controller. The... Agent: Allen, Dyer, Doppelt, Milbrath & Gilchrist P.A.

20110025384 - Device for generating clock in semiconductor integrated circuit: Various embodiments of a semiconductor integrated circuit. According to one exemplary embodiment, a semiconductor integrated circuit includes a multi-phase clock generator that is configured to generate a multi-phase internal clock; a first edge combining unit that is configured to generate a first output clock having a first frequency by combining... Agent: Echelon Law Group, PC

20110025386 - Phase-locked loop: A loop filter for a phase-locked loop that generates an output signal having a predetermined phase relationship with a reference signal, the loop filter being arranged to control a signal generator that forms the output signal in dependence on a phase error between the output signal and the reference signal... Agent: Novak Druce Deluca + Quigg LLP (csr)

20110025385 - Power supply noise rejection in pll or dll circuits: A phase controller can be part of a phase-locked loop (PLL) or a delay-locked loop (DLL). The phase controller includes first and second regulators. The first regulator provides power supply noise rejection while the second regulator provides phase and frequency lock.... Agent: Hamilton, Brook, Smith & Reynolds, P.C.

20110025387 - charge transfer in a phase-locked loop: A phase-locked loop arranged to generate an output signal having a first frequency that is a static value times the frequency of a reference signal, the phase-locked loop comprising a signal generator arranged to generate the output signal, a divider arranged to receive the output signal and divide the output... Agent: Novak Druce Deluca + Quigg LLP (csr)

20110025388 - Charge pump for phase-locked loop: A current generator for a phase-locked loop arranged to generate an output signal having predetermined frequency-relationship with a reference signal, the phase-locked loop comprising a signal generator arranged to generate the output signal, a divider arranged to receive the output signal and divide the output signal to form a feedback... Agent: Novak Druce Deluca + Quigg LLP (csr)

20110025389 - Clock jitter compensated clock circuits and methods for generating jitter compensated clock signals: Clock circuits, memories and methods for generating a clock signal are described. One such clock circuit includes a delay locked loop (DLL) configured to receive a reference clock signal and generate an output clock signal having an adjustable phase relationship relative to the reference clock signal, and further includes a... Agent: Dorsey & Whitney LLP Intellectual Property Department

20110025390 - Update control apparatus in dll circuit: An update control apparatus in a DLL circuit is provided. The update control apparatus includes a logic value determination, a phase information collection unit, and an update control unit. The logic value determination unit is configured to determine a logic value of a phase detection signal for a first period... Agent: Ladas & Parry LLP

20110025391 - Methods and systems for measuring and reducing clock skew: A technique for a delay measurement system to measure the skews in a clock distribution network is presented. It uses the principle of sub-sampling to measure and amplify small clock skews and determine an estimate of clock skew by further manipulation if these sampled measurements. The technique can be applied... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20110025392 - Duty cycle correction method and its implementing circuit: A duty cycle correction method comprises detecting independently a relative delay time of two input differential signals; equating the sum of two relative delay time with the cycle of the input differential signals; and adjusting the two delay time to the same value. A corresponding implementation circuit comprises two time... Agent: Zhen Zheng Lu

20110025393 - Leakage power optimized structure: A digital latch circuit substantially reduces leakage current in output stages of edge-triggered digital switching devices. The circuit comprises first and second NAND gates for receiving first and second input signals and providing first and second output signals. The first NAND gate includes a first A input for receiving the... Agent: Lng/lsi Joint Customer C/o Luedeka, Neely & Graham, P.C.

20110025394 - Low latency synchronizer circuit: A synchronizer circuit includes a master stage and a slave stage. The master stage may include a first master latch coupled to receive a data input signal, and a clock signal. The master stage may also include a second master latch coupled to receive the data input signal, and a... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.

20110025395 - System and method for compensating pulse generator for process and temperature variations: An apparatus for generating a pulse having a pulse width substantially independent of process variation in resistive and capacitive values. The apparatus includes a PTAT current source to generate a first current to charge a capacitor to produce a first voltage; a ΔVGS current source to generate a second current... Agent: North Weber & Baugh LLP

20110025396 - Digital attenuator circuits and methods for use thereof: An attenuator system includes a first adjustable impedance component on a first current path between a input component and a output component, and a second adjustable impedance component between the first current path and ground, wherein each of the first and second adjustable impedance components include a plurality of selectable,... Agent: Fulbright & Jaworski L.l.p

20110025399 - Amplitude conversion circuit: In an amplitude conversion circuit that converts an input signal having a small amplitude into an output signal having a large amplitude, the input signal is supplied to a gate of a transistor that discharges an output terminal through a capacitance element. A charging/discharging circuit causes a gate voltage of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110025397 - Driver circuit for gallium nitride (gan) heterojunction field effect transistors (hfets): A driver circuit and integrated circuit implementation of a driver circuit for driving a GaN HFET device is disclosed. The driver circuit includes a resonant drive circuit having an LC circuit with an inductance and a capacitance. The capacitance of the LC circuit includes the gate-source capacitance of the GaN... Agent: Dority & Manning, P.A.

20110025398 - Level shifting circuit: A level shifting circuit including a driving circuit, a reset circuit, a coupling circuit and an output-stage circuit is provided. The driving circuit, controlled by the input signal, controls the first driving signal having a high voltage level in the first period and controls the first driving signal having a... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20110025400 - Electronic dc circuit breaker: The present invention relates to a device for connecting and breaking DC power comprising an input DC power (DC-In) arranged to be connected to a circuit board (1) and to the collector port (C) of an insulated gate bipolar transistor (IGBT). The insulated gate bipolar transistor (IGBT) is arranged to... Agent: Winstead PC

20110025402 - Chopping technique for continuous time sigma-delta adcs without q-noise folding: A chopping transconductor includes an transconductor input stage coupled with input signals of the chopping transconductor; a chopping switch coupled with an output of the transconductor input stage, the chopping switch having a switch output; and a cascode transistor, wherein the switch output is coupled to an output of the... Agent: Texas Instruments Incorporated

20110025401 - Switch controlling circuit, switch circuit utilizing the switch controlling circuit and methods thereof: A switch controlling circuit, which comprises: a frequency programmable clock signal generator and a plurality of registers. The frequency programmable clock signal generator serves to generate a frequency controllable clock signal. The registers comprises: a first stage register, for receiving an input signal and the frequency controllable clock signal, and... Agent: North America Intellectual Property Corporation

20110025403 - Switch with improved biasing: Switches with improved biasing and having better isolation and reliability are described. In an exemplary design, a switch is implemented with a set of transistors, a set of resistors, and an additional resistor. The set of transistors is coupled in a stacked configuration, receives an input signal, and provides an... Agent: Qualcomm Incorporated

20110025404 - Switches with variable control voltages: Switches with variable control voltages and having improved reliability and performance are described. In an exemplary design, an apparatus includes a switch, a peak voltage detector, and a control voltage generator. The switch may be implemented with stacked transistors. The peak voltage detector detects a peak voltage of an input... Agent: Qualcomm Incorporated

20110025405 - Switching circuit: A switching circuit includes a first switching module, a second switching module, a first relay module, a second relay module, and a processing module. The first switching module includes a switch and a first transistor. The base of the first transistor functions as a first reset terminal. The second switching... Agent: Altis Law Group, Inc. Attn: Steven Reiss

20110025407 - Dynamically driven deep n-well circuit: A circuit can include an NMOS transistor having a drain and a source, a p-well containing the drain and the source, an n-well under the p-well, a circuit node, and a connection element connecting the n-well to the circuit node. The connection element can include a diode having an anode... Agent: Kenyon & Kenyon LLP

20110025406 - Power semiconductor component including a potential probe: A power semiconductor component including a semiconductor body and two load terminals is provided. Provided furthermore is a potential probe positioned to tap an electric intermediate potential of the semiconductor body at a tap location of the semiconductor body for an electric voltage applied across the two load terminals, the... Agent: Coats & Bennett/infineon Technologies

20110025408 - Switches with bias resistors for even voltage distribution: Switches with connected bulk for improved switching performance and bias resistors for even voltage distribution to improve reliability are described. In an exemplary design, a switch may include a plurality of transistors coupled in a stack and at least one resistor coupled to at least one intermediate node in the... Agent: Qualcomm Incorporated

20110025409 - Semiconductor integrated circuit device: A semiconductor integrated circuit device for fast and low power operations, comprising a plurality of circuit blocks of a chip, each of which has a plurality of states with different power consumption values. A power management circuit determines the state of each of the circuit blocks so as not to... Agent: Stanley P. Fisher Reed Smith Hazel & Thomas LLP

20110025411 - Apparatus and method for tuning a gm-c filter: An apparatus to control a tuneable Gm-C filter, including and a filter that can be reconfigured as a free running oscillator by toggling the feedback sign of an output amplifier (304), a digital controller (42), sensitive to the output of the filter in the calibration configuration, and a DAC (44)... Agent: Qualcomm Incorporated

20110025410 - Resonant circuits: Embodiments of the invention relate to resonant circuits; particularly but not exclusively the embodiments relate to resonant circuits in RPID (radio frequency identification) responsive to a wide frequency range. A controllable electric resonator comprising an inductor coupled to a first capacitor to form a resonant circuit, the resonator further comprising... Agent: Wolf Greenfield & Sacks, P.C.