|Miscellaneous active electrical nonlinear devices, circuits, and systems patents - Monitor Patents|
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Miscellaneous active electrical nonlinear devices, circuits, and systems January recently filed with US Patent Office 01/12Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 01/26/2012 > 32 patent applications in 25 patent subcategories. recently filed with US Patent Office
20120019285 - Method and apparatus for fast wake-up of analog biases: Described herein is a method and apparatus to wake-up analog bias signals with minimum delay. The apparatus comprises a first logic unit operable to adjust a signal level of a gated bias signal via a first predetermined signal in response to a power-down event; a comparator operable to compare the... Agent: Intel Corporation
20120019286 - Integrated circuit signal generation device: An electronic integrated-circuit device is described in which mode control commands are stored. Mode parameters are also stored in the device. One or more inputs are used according to a predetermined process as determined by the stored parameters according to the stored commands and current mode. One or more output... Agent:
20120019287 - Gate control circuit: An integrated circuit for switching a transistor is disclosed. In some embodiments, an operational amplifier is configured to drive a transistor, and slew rate control circuitry is configured to control the slew rate of the transistor source voltage during turn on. The transistor source voltage is employed as feedback to... Agent: Silego Technology, Inc.
20120019288 - Frequency divider circuit: Fractional frequency division is performed by sequentially selecting phase signals for division, where transitioning from a previous phase signal to a next phase signal for division occurs in response to not only the frequency-divided previous phase signal but also a second one of the phase signals. A phase transition that... Agent: Skyworks Solutions, Inc.
20120019289 - Injection-locked frequency divider: An injection-locked frequency divider is provided and which includes an injection transistor, an oscillator, a current source and a transformer. The injection transistor is used to receive an injection signal. The oscillator is used to divide the injection signal to generate a divided frequency signal. The current source is coupled... Agent: Industrial Technology Research Institute
20120019292 - Configuration of a multi-die integrated circuit: An embodiment of an integrated circuit (IC) is described. This embodiment of the IC includes an interposer; a first die on an interposer, where the first die generates a global signal propagated through the interposer; and a second die on the surface of the interposer and coupled to the global... Agent: Xilinx, Inc.
20120019290 - Input circuit: An input terminal receives an external input signal. An input transistor is arranged such that the control terminal thereof is connected to the input terminal, and configured to change its state according to the input signal. An initializing transistor is arranged between the input terminal and the ground terminal. When... Agent: Rohm Co., Ltd.
20120019291 - Reset circuit and control apparatus including the reset circuit: A reset circuit for resetting and terminating the resetting of a reset target includes an n-channel metal-oxide-semiconductor field-effect transistor (MOSFET), a gate drive circuit configured to switch a drain voltage of the n-channel MOSFET from a low level to a high level when a power supply voltage exceeds a predetermined... Agent: Mitsumi Electric Co., Ltd.
20120019293 - Delay lock loop phase glitch error filter: A method and apparatus is provided for providing a phase glitch error filter for a delay lock loop. The device comprises a delay lock loop to provide an output signal based upon a phase difference between a reference signal and a feedback signal. The delay lock loop comprises a filter... Agent: Micron Technology, Inc.
20120019295 - Clock distribution apparatus, systems, and methods: Apparatus, systems, and methods are disclosed that operate to adjust power received by a clock distribution network at least partially based on operating conditions of an integrated circuit. Additional apparatus, systems, and methods are disclosed.... Agent:
20120019294 - Dual-loop phase lock loop: A dual-loop phase lock loop includes a phase frequency detector, a first charge pump, a second charge pump, a first capacitor, a filter, a first adder, a voltage controlled delay line, and a frequency divider. The phase frequency detector is used for outputting a switch signal according to a reference... Agent:
20120019296 - Circuit with a time to digital converter and phase measuring method: Calibration data for calibrating time to digital conversion is obtained by switching a feed circuit (20) of a time to digital converter between a normal operating mode or a calibration mode. A delay circuit (22) with a delay circuit input and a plurality of taps outputs respective, differently delayed versions... Agent: St-ericsson Sa
20120019297 - Systems and methods for electricity metering: In one aspect, the invention comprises a system comprising: a master data clock source; one or more transponders; and a plurality of remote power line transceivers; wherein all of said plurality of transceivers are connected to a common alternating current power distribution grid; and wherein each of said plurality of... Agent:
20120019298 - Signal generator and signal strength detecting circuit having the signal generator installed therein: A signal generator includes: an adjusting circuit arranged to adjust a first amplitude of an oscillating signal to generate an adjusted oscillating signal; and a resistor ladder circuit arranged to receive the adjusted oscillating signal to generate a plurality of candidate output oscillating signals having a plurality of different amplitudes... Agent:
20120019299 - Clock signal correction: In one embodiment, a method includes generating two or more clock signals, sequentially selecting each one of the clock signals, and adjusting the respective clock duty cycle of the selected one of the clock signals until it substantially matches a predetermined clock duty cycle. The adjustment of the respective clock... Agent: Fujitsu Limited
20120019300 - Shift register and semiconductor display device: The invention provides a shift register which can operate normally while suppressing a delay of signal and a rounding of waveform. The shift register of the invention includes a plurality of stages of flip-flop circuits each of which includes a clocked inverter. The clocked inverter includes a first transistor and... Agent: Semiconductor Energy Laboratory Co., Ltd.
20120019301 - Frequency detection mechanism for a clock generation circuit: A frequency detection mechanism for a clock generation unit on an integrated circuit includes a clock generation unit and a detection unit. The clock generation unit may generate an output clock signal at a predetermined frequency that corresponds to a frequency multiple of a reference clock signal provided as an... Agent:
20120019303 - Dc - dc converter: The invention relates to a DC-DC converter adapted to supply a MEMS device comprising an input for receiving a DC voltage (Vs), an output for transmitting a supplied voltage (V1) to the MEMS device. The DC-DC converter further comprises a biasing circuit (MNBC) for biasing a first node (Vmi) and... Agent: Nxp B.v.
20120019302 - Low minimum power supply voltage level shifter: A level shifter includes one PMOS and two NMOS transistors. A source of the first NMOS transistor is coupled to a low power supply voltage. An input signal is coupled to a gate of the first NMOS transistor and a source of the second NMOS transistor. The input signal has... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.
20120019305 - Harmonic rejection of signal converting device and method thereof: A signal converting device includes: a reference signal-mixing circuit arranged to generate a reference mixing output signal according to an input signal, a reference gain, and a reference local oscillating signal; a plurality of auxiliary signal-mixing circuits, each arranged to generate an auxiliary mixing output signal according to the input... Agent:
20120019304 - Mixer for canceling second-order inter-modulation distortion and associated transconductor circuit: A transconductor circuit used in a mixer for canceling second-order inter-modulation distortion includes a first transistor and a second transistor, of which the base (gate) ends coupled to a first input end and a second input end, for receiving a differential input signal; and a negative feedback circuit, of which... Agent: Mstar Semiconductor, Inc.
20120019306 - Audio jack reset: This document provides apparatus and methods for providing low-power operation of an interface circuit during an interval when a port of the interface circuit is in an uncoupled state.... Agent:
20120019307 - Advanced synthesized hysteresis for signal processing, controllers, music, and computer simulations in physics, engineering, and economics: A method for synthesis of a hysteresis function of a plurality of inputs is described. The method includes receiving and processing of a plurality of input signals with at least a parameterized multivariable nonlinearity, the parameterized multivariable nonlinearity serving as a parameterized hysteron, to produce at least one output signal.... Agent:
20120019308 - Pressure switch with temperature enable function: The present invention describes systems and methods of providing a pressure switch with temperature enable function. An exemplary embodiment of the present invention includes a pressure sensor for providing a pressure signal having a first voltage level that is proportional to a pressure applied to the pressure sensor; a temperature... Agent: Kulite Semiconductor Products, Inc.
20120019309 - Audio jack detection and configuration: This document discusses, among other things, an audio jack detection circuit configured to be coupled to an audio jack receptacle of an external device. The audio jack detection circuit configured to receive to receive audio jack receptacle information, to disable an oscillator when the audio jack receptacle information indicates that... Agent:
20120019310 - Trimmer circuit and method: A trimmer circuit is so configured that an electronic device will break down to produce a high current to trim a fuse. The electronic device is selectively configured to have a breakdown voltage lower than an applied voltage, for the trigger of its breakdown to be controllable. In an embodiment,... Agent: Richtek Technology Corp.
20120019311 - Electronic devices and methods: The present invention relates to an electronic device, which comprises: a first module, comprising an I/O pad for being an interface between the electronic device and an external device, and receiving a first bias source; a second module, coupled to the first module, comprising a register, and receiving a second... Agent: Realtek Semiconductor Corp.
20120019312 - Recycling charges: A circuit includes a first node; a second node; a first PMOS transistor having a source coupled to the first node, a drain coupled to a first control transistor, and a gate driven by a first voltage; and a first NMOS transistor having a source coupled to the second node,... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.
20120019314 - Current-mode analog baseband apparatus: A current-mode analog baseband apparatus is provided. The apparatus includes a current-mode low-order filter, a current-mode programmable gain amplifier (PGA) unit and a high-order filter. The input impedance is smaller than the output impedance in the current-mode low-order filter. An input terminal of the current-mode PGA unit is connected to... Agent: Industrial Technology Research Institute
20120019313 - Millimeter-wave on-chip switch employing frequency-dependent inductance for cancellation of off-state capacitance: A semiconductor switching device includes a field effect transistor and an inductor structure that provides a frequency dependent inductance in a parallel connection. During the off-state of the semiconductor switching device, the frequency dependent impedance component due to the off-state parasitic capacitance of the switching device is cancelled by the... Agent: International Business Machines Corporation
20120019316 - Apparatus for driving a resonant circuit: An apparatus for driving a resonant circuit is disclosed. The apparatus comprises: a first drive circuit, the first drive circuit arranged to provide a drive current to said resonant circuit; and a controller coupled to said first drive circuit, the first drive circuit further comprising: a first input adapted to... Agent: Ucl Business PLC
20120019315 - Bio material receiving device and methods of manufacturing and operating the same: A bio material receiving device includes a thin film transistor (“TFT”) including a drain electrode, and a nano well accommodating a bio material. The drain electrode includes the nano well. The TFT may be a bottom gate TFT or a top gate TFT. A nano well array may include a... Agent: Samsung Electronics Co., Ltd.01/19/2012 > 36 patent applications in 28 patent subcategories. recently filed with US Patent Office
20120013363 - Method and system for a glitch correction in an all digital phase lock loop: The present invention relates to a method and system for glitch correction in an all digital phase lock loop. An all digital phase lock loop can include a phase error signal generation unit, a multi-phase oscillator, a glitch correction unit, and a phase to digital converter. The phase to digital... Agent:
20120013364 - System for on-chip temperature measurement in integrated circuits: A thermal sensor providing simultaneous measurement of two diodes. A first diode and a second diode are coupled to a first current source and a second current source, respectively. The ratio of the currents provided by the two sources is accurately know The voltage across each of the two diodes... Agent:
20120013366 - Calibrating a system by setting difference between signals: In a signal monitoring system, a circuit includes an input terminal and an output terminal. In addition, a processor coupled to the circuit is operable for calculating a parameter indicative of an error factor of the circuit by setting a level difference between an input signal at the input terminal... Agent:
20120013365 - Low voltage detector: A low voltage detector (100) includes a voltage and current reference circuit (102); a power supply voltage monitor circuit (104), coupled to the voltage and current reference circuit and to a power supply; and a voltage comparator (106), coupled to the voltage and current reference circuit and to the power... Agent: Freescale Semiconductor, Inc.
20120013367 - Power stage control circuit: The present invention discloses a power stage control circuit including: a driver circuit for controlling a power stage according to an error amplified signal; an error amplifier circuit for comparing a feedback voltage at a feedback terminal with a reference signal to generate the error amplified signal; a current generator... Agent: Richpower Microelectronic Corporation
20120013368 - Method and system for electrically coupling a chip to chip package: A chip and a chip package can transmit information to each other by using a set of converters capable of communicating with each other through the emission and reception of electromagnetic signals. Both the chip and the chip package have at least one such converter physically disposed on them. Each... Agent: Micron Technology, Inc.
20120013371 - Gate driving circuit: A gate driving circuit for driving a voltage-driven switching device is provided with a current limiting circuit for limiting a gate current ig that flows into a gate terminal through a gate resistor at turn-on to a current limit value IL which defines an upper limit value. The current limit... Agent: Mitsubishi Electric Corporation
20120013370 - Gate driving circuit for power semiconductor element: A gate driving circuit for driving a power semiconductor element can include a MSINK that is an n-channel metal-oxide silicon field-effect transistor (MOSFET) with a low resistance value for rapidly drawing out the charges accumulated on the gate of an insulated gate bipolar transistor (IGBT), and a MSOFT that is... Agent: Fuji Electric Co., Ltd.
20120013369 - Synchronous rectifier gate drive timing to compensate for transformer leakage inductance: An apparatus for providing synchronous rectifier gate drive timing is described. The apparatus includes circuitry to receive a first signal. The apparatus also includes circuitry to generate a second signal by modifying the first signal to delay a transition from high to low for a non-zero overlap duration. An output... Agent: International Business Machines Corporation
20120013372 - Power layer generation of inverter gate drive: Techniques include systems and methods of synchronizing multiple parallel inverters in a power converter system. In one embodiment, control circuitry is connected to a power layer interface circuitry at each of the parallel inverters, via an optical fiber interface. The system is synchronized by transmitting a synchronizing pulse to each... Agent: Rockwell Automation Technologies, Inc.
20120013373 - Semiconductor device, circuit correction method, design support device, and recording medium storing design support program: There has been a problem in a conventional semiconductor device that a great deal of time is needed for a returning process associated with circuit correction. A semiconductor device according to the present invention includes a plurality of trigger signal driving elements (FFa and FFb) that synchronize with a trigger... Agent: Nec Corporation
20120013374 - Phase-lock assistant circuitry: Some embodiments regard a circuit comprising: a first circuit configured to lock a frequency of an output clock to a frequency of a reference clock; a second circuit configured to align an input signal to a phase clock of the output clock; a third circuit configured to use a first... Agent: Taiwan Semiconductor Manufacturing Company, Ltd.
20120013375 - Frequency synthesizer device and modulation frequency displacement adjustment method: A frequency synthesizer device that includes two modulation paths and suitably adjusts the amplitude of a control voltage that is outputted from a digital-to-analog converter (DAC) to a voltage-controlled oscillator. The frequency synthesizer device is provided with a voltage-controlled oscillator, a programmable frequency divider, a frequency phase comparator, a DAC,... Agent: Oki Semiconductor Co., Ltd.
20120013376 - Use of pll stability for islanding detection: A phase detector for a phase-locked loop includes a phase detector that is configured to become unstable, oscillate and drift rapidly in frequency in a predictable manner when a reference frequency signal is not available. When applied, for example, to a power converter connected to a power distribution grid, the... Agent:
20120013377 - Digital phase locked loop: An adaptive digital phase locked loop comprises: a digital configurable phase detector for receiving a reference signal and a feedback signal and for generating a detection signal indicative of a phase/frequency difference between the reference signal and the feedback signal; a configurable digital loop filter for filtering the DPFD detection... Agent: Amlogic Co., Ltd.
20120013378 - Slew rate boost circuit, output buffer having the same, and method thereof: A slew rate boost circuit for an output buffer and an output buffer circuit for a source driver having the same are provided. In an output buffer including a pull-up unit providing a buffer output signal in a first level by receiving a buffer input signal and performing pull-up operation... Agent:
20120013379 - Charge-injection sense-amp logic: A flip-flop circuit includes a charge injection module, a sense amp module, and a latch module. The charge injection module is configured to, in response to a clock signal, selectively provide electrical charge from a power supply to a first node. The sense amp module is configured to adjust a... Agent:
20120013380 - Apparatus for generating a plurality of different voltage level clock signals: A system is provided for generating a plurality of different voltage level clock signals. The system comprises an electrical energy storage pack having a plurality of series coupled electrical energy storage cells that provide a plurality of different output voltage level, a reference oscillator that provides a reference clock signal... Agent:
20120013381 - Semiconductor integrated circuit and power supply voltage control method: A semiconductor integrated circuit includes a selector to selectively output and supply to a monitoring target voltage terminal one of a power supply voltage from an outside of the semiconductor integrated circuit and a predetermined reference voltage depending on an adjusting mode signal, a voltage monitoring circuit to monitor a... Agent: Fujitsu Limited
20120013382 - Semiconductor integrated circuit device: The present invention is directed to perform fine low-voltage control without largely increasing the circuit layout area in a low-power consumption structure. In the case of shifting a region to a low-speed mode, a system controller outputs a request signal and an enable signal to a power switch controller and... Agent: Renesas Electronics Corporation
20120013383 - Voltage clamp circuit and integrated circuit incorporating same: A voltage clamp circuit includes a power supply, a first element connected with the power supply to output a constant current, a third element configured to allow a current to pass through when a voltage of a predetermined value or more is applied; and a second element configured to output... Agent: Ricoh Company, Ltd.
20120013384 - Clamp circuit using pmos and nmos devices: A MOS-type semiconductor clamping circuit is disclosed. The clamping circuit comprises a pmos device coupled to a nmos device in series to form the clamping circuit to selectively clamp a signal to a reference voltage, the signal configured to swing between a first voltage and a second voltage about the... Agent:
20120013385 - Apparatus for protecting analog input module from overvoltage: Disclosed is an apparatus for protecting an analog input module from overvoltage, the apparatus including an analog input module and a stabilization unit. The analog input module converts one of a plurality of positive/negative analog signals inputted from the outside thereof into a digital signal and insulates the converted digital... Agent: Lsis Co., Ltd.
20120013386 - Level shifter: A level shifter includes an output stage transistor and a level controller. The level controller receives a selection signal and provides a reference voltage at a gate terminal of the output stage transistor based on the selection signal. The output stage transistor, on being enabled by the reference voltage, provides... Agent: Stmicroelectronics Pvt. Ltd.
20120013388 - Method for mixing a complex digital signal with a reference signal, mixer and digital-to-analogue converter using the method: Method and mixer using the method for mixing a complex digital input vector with an oscillator reference signal based on a separation of the mixing process in mainly two processing steps, to with a first step in which a set of n real part values Vi, is derived from said... Agent:
20120013387 - Wideband balun having a single primary and multiple secondaries: An RF transmitter capable of transmitting over a wide range of frequencies includes a mixer, a wideband high-Q balun, a first driver amplifier and a second driver amplifier. The balun has a single primary winding and two secondary windings. A differential output of the mixer is coupled to the primary... Agent: Qualcomm Incorporated
20120013389 - Capacitively coupled switched current source: In the preferred embodiment, a current source is switchable between two precisely defined output currents. A terminal of a coupling capacitor is coupled to the gate of an output MOSFET. The other terminal of the capacitor is switched between two reference voltages to toggle the MOSFET to output the selected... Agent: Linear Technology Corporation
20120013391 - Adaptive bootstrap circuit for controlling cmos switch(es): An adaptive switch circuit is provided, which includes a CMOS switch, an off-level voltage generator, and a booster circuit. The CMOS switch includes first PMOS and NMOS coupled transistors. The generator provides, via first and second outputs, first and second voltage levels, and includes second PMOS and NMOS transistors. The... Agent: Zentrum Mikroelektronik Dresden Ag
20120013390 - Displayport switch: In versions 1.1a and 1.2 of the DISPLAYPORT™ standard, capacitors are used between a sourcing circuit and a switch for the auxiliary channel. As a result, these capacitors are generally uncharged when the switch activates the auxiliary channel, which can result in errors. Here, a switch is employed that uses... Agent: Texas Instruments Incorporated
20120013392 - Methods and apparatus for measuring analytes: Methods and apparatus relating to FET arrays including large FET arrays for monitoring chemical and/or biological reactions such as nucleic acid sequencing-by-synthesis reactions. Some methods provided herein relate to improving signal (and also signal to noise ratio) from released hydrogen ions during nucleic acid sequencing reactions.... Agent: Life Technologies Corporation
20120013393 - Method and device for analyzing positions: The method and device for analyzing position are disclosed. By analyzing sensing information with at least one zero-crossing, each position can be analyzed. The number of analyzed positions may be different from the number of zero-crossings. When the number of analyzed positions is different from the number of zero-crossing, the... Agent: Egalax_empia Technology Inc.
20120013394 - Source follower circuit or bootstrap circuit, driver circuit comprising such circuit, and display device comprising such driver circuit: In the case of using an analog buffer circuit, an input voltage is required to be added a voltage equal to a voltage between the gate and source of a polycrystalline silicon TFT; therefore, a power supply voltage is increased, thus a power consumption is increased with heat. In view... Agent: Semiconductor Energy Laboratory Co., Ltd.
20120013395 - Internal voltage generation circuit: An internal voltage generation circuit includes a driving control signal generation unit configured to receive a temperature signal enabled when the internal temperature is below a preset temperature and generate first and second driving control signals, and an internal voltage generation unit configured to receive the first and second driving... Agent: Hynix Semiconductor Inc.
20120013396 - Semiconductor circuit and constant voltage regulator employing same: A semiconductor circuit includes a voltage regulator and a buffer transistor. The voltage regulator converts an input voltage input to an input terminal thereof into an output voltage output to an output terminal thereof. The buffer transistor is an n-channel depletion-mode metal-oxide semiconductor field effect transistor, disposed between the power... Agent: Ricoh Company, Ltd.
20120013397 - Semiconductor device: A noise removal circuit is provided having a first holding circuit (20) and a second holding circuit (22) which holds a value of an input signal (IN) at a plurality of different timings in synchronization with rising and falling of an internal clock signal (ICL) generated within a semiconductor device,... Agent: On Semiconductor Trading, Ltd.
20120013398 - Adaptive spectral enhancement and harmonic separation: A circuit and method perform adaptive spectral enhancement at a frequency ω1 (also called “fundamental” frequency) on an input signal y which includes electromagnetic interference (EMI) at an unknown frequency, to generate a fundamental-enhanced signal φ1 (or its complement). The fundamental-enhanced signal φ1 (or complement) is thereafter used in a... Agent: Applied Micro Circuits Corporation01/12/2012 > 34 patent applications in 26 patent subcategories. recently filed with US Patent Office
20120007636 - Analog switch for signal swinging between positive and negative voltages: An analog signal is input to an input terminal. An analog signal is output via an output terminal. A first transistor is an N-channel MOSFET, and is provided between the input terminal and the output terminal. A first resistor is provided between the gate of the first transistor and a... Agent: Rohm Co., Ltd.
20120007637 - Load driver system: A first driver device and a first diode are connected in parallel between an output node and a first voltage node. A second driver device and a second diode are connected in parallel between the output node and a second voltage node. When a first switching time comes, a first... Agent:
20120007638 - System and method for multiple-phase clock generation: A system and method of clock generation to provide divided-by-2 clocks with prescribed phase shifts are disclosed. In a communication system with high-order harmonic mixing, the system requires LO signals with a set of prescribed phase shifts, such as 0°, 45°, 90°, and 135°, or 0°, 60° and 120°. Often,... Agent: Quintic Holdings
20120007639 - Semiconductor device: A semiconductor device includes a reset signal generator configured to change the number of activated signals among a plurality of reset signals according to a frequency of an external clock, a plurality of mixing control signal generators configured to generate a plurality of first and second mixing control signals, and... Agent:
20120007641 - Electronic part and method of detecting faults therein: An electronic component includes an oscillator element, a driving circuit outputting a driving signal to the oscillator element, a clock frequency generator outputting a clock signal to the driving circuit, a clock frequency controller controlling a frequency of the clock signal, a consumption-current detection unit detecting a consumption current of... Agent: Panasonic Corporation
20120007640 - Multi-channel multi-protocol transceiver with independent channel configuration using single frequency reference clock source: A circuit for producing one of a plurality of output clock frequencies from a single, constant input reference clock frequency. The circuit comprises a reference clock system and a phase lock loop. The reference clock system includes a bypass path, a divider path including a first integer divider, and a... Agent: Broadcom Corporation
20120007642 - Reference frequency generating device: The disclosed is a reference frequency generating device (11), which includes a GPS receiver (21), a PLL circuit (31), a detector (28), a memory unit (29), and a controller (22). The PLL circuit (31) controls the digitally controlled oscillator (26) based on a synchronizing control signal acquired based on a... Agent: Furuno Electric Co., Ltd.
20120007643 - Binary-weighted delta-sigma fractional-n frequency synthesizer with digital-to-analog differentiators canceling quantization noise: A phase lock loop includes a quantization circuit that generators an out of phase noise cancellation signal from an error in a delta-sigma modulator and applies the noise cancellation signal to the charge pump. The quantization circuit includes a digital-to-analog differentiator. The digital-to-analog differentiator may be, for example, a single-bit... Agent: Silicon Storage Technology, Inc.
20120007644 - Comparator-based buffer with resistive error correction: A comparator-based buffer method and system enhance the driving capability of high-gain amplifiers with switched-capacitor loads. It includes a current source, a comparator, switches, sampling capacitor and overshoot correction resistor. A correction solution using a resistor in the charging path and a correction phase reduces the overshoot of the output... Agent: Asahi Kasei Microdevices Corporation
20120007645 - Delay locked loop circuit and integrated circuit including the same: A delay locked loop (DLL) circuit includes a timing pulse generating unit configured to generate a plurality of timing pulses, which are sequentially pulsed during delay shifting update periods, in response to a source clock, wherein the number of the generated timing pulses changes according to a frequency of the... Agent:
20120007646 - Dll circuit having activation points: A delay locked loop (DLL) circuit includes a delay line configured to generate a delay clock signal by delaying a reference clock signal in response to a delay control signal, the delay line having two or more initial activation points, wherein the initial activation points are selected according to an... Agent: Hynix Semiconductor Inc.
20120007647 - Duty cycle correction circuit: A duty cycle correction (DCC) circuit includes a duty signal generating unit configured to compare a high duration of an output clock with a low duration of the output clock in a clock cycle to generate a duty signal, a counting unit configured to count and output a preliminary code... Agent:
20120007648 - High voltage tolerant, small footprint bjt-cmos active clamp: In an active clamp implemented in a 5V complementary BiCMOS process, the footprint of the active clamp, which includes at least one NMOS clamp stack, is reduced by introducing a BJT into the circuit to allow the number of NMOS clamp stacks to be reduced.... Agent: National Semiconductor Corporation
20120007649 - Method for clamping a semiconductor region at or near ground: A clamping circuit clamps a voltage received by an n-type semiconductor region without using a Schottky transistor. The clamping circuit includes a current mirror as well as first and second bipolar transistors. The current mirror receives a first current and supplies a second current in response. The first current is... Agent: Linear Technology Corporation
20120007650 - Multiple e-probe waveguide power combiner/divider: A power combiner/divider having a waveguide, a plurality of amplifiers disposed on a supporting structure, a plurality of probes, each one having a first end electrically coupled to an output of a corresponding one of the plurality of amplifiers and a second end projecting outwardly from the supporting structure and... Agent: Raytheon Company
20120007651 - System and method for signal mixing based on high order harmonics: A system and method for signal mixing using high-order harmonics of a local oscillation (LO) signal. In a radio frequency (RF) system, the input RF signal is converted to a lower frequency signal such as an intermediate frequency (IF) signal or a baseband signal for further processing. A voltage controlled... Agent: Quintic Holdings
20120007652 - Signal monitoring systems: A signal monitoring system includes a conversion circuit and a controller coupled to the conversion circuit. The conversion circuit converts a reference input to a reference output based on a real-time level of a trim reference and converts a monitored signal to an output signal. The controller calibrates the output... Agent:
20120007653 - Data transmission device and image sensor system using the same: A data transmission device includes a control unit and a delay chain unit. The control unit outputs a first control signal through an nth control signal, where n is a natural number. The delay chain unit includes a first switching element through an nth switching element. The switching elements receive... Agent:
20120007655 - Input/output circuit: In some embodiments, an input/output (I/O) circuit sends and receives a high-level signal and a low-level signal via a coupling capacitance provided on a communication line. The I/O circuit includes a receiving portion including a first detection circuit arranged to detect one of the signals and a second detection circuit... Agent: Sanyo Semiconductor Co., Ltd.
20120007654 - System and method of transistor switch biasing in a high power semiconductor switch: A circuit and method are provided for switching in a semiconductor based high power switch. Complementary p-type based transistors are utilized along insertion loss insensitive paths allowing biasing voltages to alternate between supply and ground, allowing for negative voltage supplies and blocking capacitors to be dispensed with, while improving performance.... Agent: Sige Semiconductor Inc.
20120007656 - Radiation tolerant complementary cascode switch using non-radiation hardened transistors: A power switching circuit designed for operating in a radiation environment using non-radiation hardened components is provided. The power switching circuit provides a high-voltage rated, non-radiation hardened N-channel FET (N-FET) controlled by a relatively small, low-voltage, non-radiation hardened P-channel FET (P-FET), while both devices are operating in a radiation environment.... Agent:
20120007657 - Disconnector switch for galvanic direct current interruption: A disconnecting apparatus for direct current interruption between a direct current source and an electrical device, in particular between a photovoltaic generator and an inverter, has a current-conducting mechanical switching contact and semiconductor electronics connected in parallel with the switching contact. The semiconductor electronics are non-conducting when the switching contact... Agent: Ellenberger & Poensgen Gmbh
20120007658 - Balanced switch: Embodiments of circuits, devices, and methods related to a radio frequency switch are disclosed. In various embodiments, a circuit may comprise a series path including a series transistor to be switched on during a first mode of operation; a shunt path including a shunt transistor to be switched off during... Agent: Triquint Semiconductor, Inc.
20120007659 - Temperature compensated current source: A temperature compensated current source forms an uncompensated source current that is proportional to a reference voltage applied to an impedance, wherein the impedance varies with temperature. A temperature compensation current is formed that is proportional to absolute temperature (IPTAT). The uncompensated source current and the temperature compensation current is... Agent:
20120007660 - Bias current generator: A bias current generator comprising at least one field effect transistor operating as a current source or sink, a capacitive store for storing a first control voltage, and a first switch for selectively connecting the capacitive store to a gate of the at least one field effect transistor.... Agent:
20120007661 - Apparatus and method for determining dynamic voltage scaling mode, and apparatus and method for detecting pumping voltage using the same: A mode determination apparatus in a semiconductor apparatus includes a first condition detection block configured to generate a first condition signal in response to a clock enable signal activated when the semiconductor apparatus enters a dynamic voltage scaling mode, a second condition detection block configured to generate a second condition... Agent: Hynix Semiconductor Inc.
20120007662 - High voltage control circuit of semiconductor device: A high voltage control circuit of a semiconductor device includes an output node control circuit configured to set an initial potential of an output terminal or to discharge the potential of the output terminal, in response to an input signal and a high voltage supply circuit comprising an acceleration unit... Agent:
20120007663 - Integrated circuit with device for adjustment of the operating parameter value of an electronic circuit and with the same electronic circuit: An integrated circuit includes an electronic circuit and a device for adjustment of the operating parameter value of the electronic circuit. The electronic circuit comprises a resistive stage. The device comprises a first circuit portion adapted to adjust said operating parameter when the device is active and the electronic circuit... Agent: Stmicroelectronics (grenoble 2) Sas
20120007664 - Apparatus and method for recovery of wasted power from differential drivers: An apparatus and method for supplying power to circuits of an integrated circuit (IC) from the wasted power in low-swing high-speed differential line drivers used in the IC, is disclosed. In a high speed line driver the load resistors of the driver are connected to a power supply, either the... Agent:
20120007665 - Cmos image sensor: A CMOS image sensor includes a photodiode, a plurality of transistors for transferring charges accumulated at the photodiode to one column line, and a voltage dropping element connected to a gate electrode of at least one transistor among the plurality of transistors for expanding a saturation region of the transistor... Agent: Intellectual Ventures Ii LLC
20120007667 - Automatic cutoff frequency adjusting circuit and portable digital assistant: The disclosed invention enables the cutoff frequency of a filter to be automatically adjusted to an arbitrary setting value within the adjustment range. An automatic cutoff frequency adjusting circuit includes a voltage/current converter circuit, a charge circuit, a discharge circuit, a digital capacitance having a plurality of electrostatic capacitances, a... Agent: Renesas Electronics Corporation
20120007666 - Device for impedance matching a component, comprising a filter having matchable impedance, based on a perovskite type material: A device comprises at the input a first component (PA) having a first output impedance (Z1), at the output a second component (ANT) having a second input impedance (Z2), and an impedance-matching network between said first and second components. Because the first and/or the second impedance vary/varies, said impedance-matching network... Agent: Commissariat A L'energie Atomique Et Aux Energies Alternatives
20120007668 - Filter circuit, transmission filter circuit, semiconductor integrated circuit, communication apparatus, and timing adjustment method for filter circuit: A filter circuit includes two parallel digital filters, a DAC, and an LPF. The DAC includes two parallel decoders, a parallel-to-serial converter, a switch driver, and a switch. A PLL circuit supplies a reference clock to the DAC. A frequency divider provided in the DAC divides the frequency of the... Agent: Panasonic Corporation
20120007669 - On-die anti-resonance structure for integrated circuit: A structure and method for reducing the effects of chip-package resonance in an integrated circuit assembly is described. A series RLC circuit is employed to reduce the output impedance of the power delivery system at the resonance frequency.... Agent:01/05/2012 > 30 patent applications in 24 patent subcategories. recently filed with US Patent Office
20120001656 - Apparatus, system, and method for direct phase probing and mapping of electromagnetic signals: An apparatus, system, and method for phase detection of electromagnetic signals are presented. The apparatus may include a magnetic element, one or more first signal contacts coupled to the magnetic element for receiving a first signal, and one or more output contacts coupled to the magnetic element for providing a... Agent:
20120001657 - Apparatus and method for improved edge triggering in a test and measurement instrument: A digital storage oscilloscope employs an improved edge triggering circuit that discards some of trigger events when it determines that there are many more trigger events than the oscilloscope can use. The determination is made in response to detection of a characteristic of the signal that indicates a repetitive nature... Agent: Tektronix, Inc.
20120001658 - Modulation profile generator and spread spectrum clock generator including the same: There is provided a modulation profile generator and spread spectrum clock generator including the modulation profile generator. The modulation profile generator includes an input signal generator that generates an input signal; a function calculator that outputs a function calculation result in the form of a square root graph by using... Agent: Korea University Research And Business Foundation
20120001659 - Voltage-to-current converter with feedback: A voltage-to-current converter includes a transconductance stage including an input configured to receive a scaled voltage signal, a first output to carry a first current based on the scaled voltage signal, and a second output to carry a second current that is proportional to the first current. The voltage-to-current converter... Agent: Silicon Laboratories, Inc.
20120001660 - Software-defined radio: Present software-defined radios (SDR) employ front end circuits that contain multiple receivers and transmitters for each band of interest, which is inflexible, expensive and power inefficient. A programmable front end circuit is implemented on a CMOS device and is configurable to transmit and receive signals in a wide band of... Agent:
20120001662 - Control of a resonant switching system with monitoring of the working current in an observation window: Controlling a resonant switching system, which includes a first switch and a second switch in a half-bridge configuration for driving a resonant load. A corresponding control system includes command means for switching on and switching off the switches alternatively according to a working frequency of the switching system. The control... Agent: Stmicroelectronics S.r.l.
20120001661 - Variable resistor voltage driver with self-noise compensation circuit: A multi-PAM line driver circuit to drive input data along a transmission line from a voltage source is disclosed. The driver circuit includes a voltage source to supply a regulated voltage and a regulator current. A main branch is coupled between the voltage source and the transmission line and includes... Agent:
20120001663 - Mixed-mode input buffer: An input buffer with a reduced sensitivity to an externally generated reference voltage includes: a first input coupled between a first load and ground, the first input being an externally generated reference voltage; a second input coupled between a second load and ground, for generating an output; and a third... Agent:
20120001664 - Clock divider circuit and system lsi having same: A clock divider circuit has a plurality of dividers for which dividing ratios are settable, a preset register group that stores the dividing ratios set for the plurality of dividers, and a selector that selects a single preset register within the preset register group, and imparts the dividing ratios stored... Agent: Fujitsu Semiconductor Limited
20120001665 - Fractional frequency divider: A fractional frequency divider including a frequency division unit for generating a reduced frequency timing signal having j pulses for every k pulses of an original timing signal, wherein j and k are each integers; and phase correction circuitry adapted to selectively shift each jth pulse of the reduced frequency... Agent: Stmicroelectronics S.a.
20120001666 - Parallel path frequency divider circuit: A parallel path frequency divider (PPFD) includes a low power frequency divider and a high speed latch. A first portion of an oscillating input signal present on an input node of the PPFD is communicated to the divider and a second portion is communicated to the latch. The divider generates... Agent: Qualcomm Incorporated
20120001667 - Frequency converting circuit, signal processing circuit and receiver: A frequency converting apparatus according to one embodiment is a frequency converting circuit which generates a multiplied signal obtained by multiplying a local signal by an amplified signal generated by an amplifying portion comprising a first transistor having a drain terminal connected to a first power source potential, the frequency... Agent: Kabushiki Kaisha Toshiba
20120001668 - Die and a package comprising a plurality of dies: A first die includes a controller configured to select at least one task to be performed by the first die and signal circuitry configured in response to the selection of the at least one task to provide a signal to be sent to a second die for initiating performance of... Agent: Stmicroelectronics (grenoble 2) Sas
20120001669 - Low-power dual-edge-triggered storage cell with scan test support and clock gating circuit therefor: A storage cell having a pulse generator and a storage element is proposed. The storage element input is connected to receive a data input signal. The storage element output is connected to provide a data output signal. The storage element is operable in one of a data retention state and... Agent: Oticon A/s
20120001670 - Clock routing in mulitiple channel modules and bus systems: The terminating module includes integrated circuits and a termination circuit which receive clock signals from the integrated circuit. The integrated circuit includes at least one memory integrated circuit mounted on a printed circuit board. An electrical connector is configured to couple the terminating module to a motherboard. Additionally, the termination... Agent:
20120001671 - 5v tolerant circuit for cml transceiver in ac-couple: A high voltage tolerant transceiver operating at a low voltage is provided, including two input/output pads to receive a receive signal and transmit a transmit signal; a transmitter block to transmit the transmit signal; a receiver block to receive the receive signal and provide an amplified signal; at least one... Agent:
20120001672 - Apparatuses and methods for a voltage level shifting: Level shifting circuits and a related method are disclosed herein. An embodiment of the present invention includes a voltage level shifter, comprising a first pull up transistor coupled to a high voltage signal and a first pull down transistor coupled between the first pull up transistor and a low voltage... Agent: Integrated Device Technology, Inc.
20120001673 - Low power fast level shifter: A lever shifter is provided for receiving a signal in a first voltage domain and providing an output signal in a second voltage domain. The level shifter reduces propagation delay and power consumption by mitigating contention between NFETs and PFETs during signal propagation.... Agent:
20120001674 - Wafer scale spatial power combiner: A plurality of power amplifiers are integrated into a semiconductor substrate and coupled to a corresponding first plurality of antennas on an adjacent first microwave substrate. A second microwave substrate carries a second plurality of antennas coupled to a combining network. The second microwave substrate is separated from the first... Agent: Tialinx, Inc.
20120001675 - Transconductance amplifier: The present invention is intended to achieve a transconductance amplifier and a voltage/current converting method which can provide a sufficient amplitude and a high degree of design freedom. The method comprises the steps of converting a first voltage signal to a first current signal; converting a second voltage signal to... Agent: Nec Corporation
20120001676 - High frequency switch circuit device: A switch circuit device includes a switch circuitry and a driver circuitry. The switch circuitry switches an electrical connection between first and second terminals between the on-state and the off-state in response to a set of control signals. The driver circuitry is configured to generate the control signals and includes... Agent: Renesas Electronics Corporation
20120001677 - Intelligent decorative displays with ambient electromagnetic field switching: A system and method of controlling self powered decorative devices using EMF emanating from, for example, a light string on a Christmas tree. The decorative devices sense the presence of EFM from the light string and actuate in response thereto and turn off when the field disappears, thereby saving energy.... Agent: Seasonal Specialties, LLC
20120001678 - Capacitive touching apparatus: The invention provides a capacitive touching apparatus, which includes at least an equivalent capacitor module, a first comparator, a first reference current generator, a first detection capacitor module and a selection switch module. The equivalent capacitor module receives a periodic driving signal and produces an output voltage according to the... Agent: Holtek Semiconductor Inc.
20120001679 - High-precision resistor and trimming method thereof: An embodiment of an electrically trimmable electronic device, wherein a resistor of electrically modifiable material is formed by a first generally strip-shaped portion and by a second generally strip-shaped portion, which extend transversely with respect to one another and are in direct electrical contact in a crossing area. The first... Agent: Stmicroelectronics S.r.l.
20120001680 - Isolation circuit: The present disclosure includes various method, device, and system embodiments for isolation circuits. One such isolation circuit embodiment includes: a first transistor configured for connection to a supply voltage via a first terminal; a register connected to the first transistor; a second transistor in parallel with a resistor, wherein the... Agent: Micron Technology, Inc.
20120001681 - Light emitting device with encapsulated reach-through region: A light emitting device (10) comprises an elongate first body (12) of a semiconductor material. A transverse junction (18) is formed in the first body between a first n+-type region (12.1) of the first body and a second p-type region (12.2). A third p+-type region (12.3) is spaced from the... Agent:
20120001682 - Apparatuses and methods to reduce power consumption in digital circuits: An apparatus and method for reducing power consumption in digital circuits, particularly circuits including a charge pump. A driver may selectively drive a signal line, such as a memory device wordline, between a first voltage, which may be a voltage generated by the charge pump, and a different second voltage.... Agent: Micron Technology, Inc.
20120001685 - Capacitive charge pump: One or more charge pumps may be used to amplify the output voltage from a chemically-sensitive pixel that comprises one or more transistors. A charge pump may include a number of track stage switches, a number of boost phase switches and a number of capacitors. The capacitors are in parallel... Agent: Life Technologies Corporation
20120001684 - 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: Mosaid Technologies Incorporated
20120001683 - Voltage level shift circuits and methods: In one embodiment, the present invention includes a charge pump circuit. The charge pump circuit comprises a plurality of terminals, a plurality of switches for selectively coupling the plurality of terminals, and a control circuit. A first input terminal receives a first reference voltage and a second input terminal receives... Agent: Pacifictech Microelectronics, Inc.Previous industry: Electronic digital logic circuitry
Next industry: Demodulators
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