|Miscellaneous active electrical nonlinear devices, circuits, and systems patents - Monitor Patents|
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Miscellaneous active electrical nonlinear devices, circuits, and systems June invention type 06/11Below 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. 06/30/2011 > 54 patent applications in 36 patent subcategories. invention type
20110156757 - Inter-phase skew detection circuit for multi-phase clock, inter-phase skew adjustment circuit, and semiconductor integrated circuit: An inter-phase skew detection circuit includes a frequency division circuit that frequency-divides N-phase clocks to be measured at predetermined timings so as to generate N+2 frequency-divided clocks; a phase comparison target clock generation circuit that generates N phase comparison target clocks by using predetermined N frequency-divided clocks among the N+2... Agent:
20110156758 - Signal monitoring systems: 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:
20110156759 - Sample and hold circuit and method for controlling the same: A sample and hold circuit comprises an input stage amplifier circuit for amplifying an input signal and a hold circuit for holding an output signal of the input stage amplifier circuit, with a sampling clock signal as a trigger, is further provided with a bias current switching circuit for switching... Agent:
20110156760 - Temperature-stable oscillator circuit having frequency-to-current feedback: A signal generating circuit and method are disclosed that do not require a phase-locked-loop and a low frequency temperature-stable oscillator. The method may include generating an oscillating output signal responsive to a feedback signal, where the feedback signal controls a frequency of the oscillating output signal, generating a current output... Agent:
20110156764 - Method for calibrating and controlling signal slew rate, and output stage using the same: An output stage configured to control a driving voltage thereof is provided. The output stage includes: a first switching current module, coupled to a node for outputting a first current; a second switching current module, coupled to the node for outputting a second current; a switching capacitor module with a... Agent: Industrial Technology Research Institute
20110156761 - Operational circuit and related control method: An operational circuit includes: a first stage having a first input terminal for receiving an input signal and a second input terminal for receiving an output signal of the operational circuit, for outputting a first control signal at a first output terminal and a second control signal at a second... Agent:
20110156762 - Operational circuit and related control method: An operational circuit includes: a first stage having a first input terminal for receiving an input signal and a second input terminal for receiving an output signal of the operational circuit, for outputting a first control signal at a first output terminal and a second control signal at a second... Agent:
20110156763 - Response of an under-damped system: An embodiment of a circuit for driving an under-damped system comprises first and second signal generators. The first generator is operable to generate a first drive signal. And the second generator is operable to receive the first drive signal and a second drive signal, and to generate from the first... Agent: Stmicroelectronics R&d (shanghai) Co., Ltd.
20110156765 - Data output circuit provided with output driver: Provided is a data output circuit having an output driver that outputs accurate data voltages while preventing unwanted current leakage through switching CMOS transistors. The data output circuit includes a pre-driver, an output driver and a high resistance resistor. The pre-driver is configured to pre-drive a data pulse. The output... Agent: Hynix Semiconductor Inc.
20110156766 - Delay locked loop: A delay locked loop includes a replica delay oscillator unit, a division unit, a pulse generation unit, a code value output unit, and a delay line. The replica delay oscillator unit generates a replica oscillation signal having a period corresponding to a replica delay. The division unit receives the replica... Agent:
20110156767 - Delay locked loop and method for driving the same: A delay locked loop includes a delay pulse generation unit, a coding unit, and a delay line. The delay pulse generation unit is configured to generate a delay pulse having a certain width. The coding unit is configured to code the delay pulse and output a code value. The delay... Agent:
20110156768 - Internal command generation device: The initial command generation device includes a first flag signal generation unit configured to generate a reset flag signal setting a reset period in response to a reset command, an initial pulse signal generation unit configured to generate a first initial pulse signal and a second initial pulse signal in... Agent: Hynix Semiconductor Inc.
20110156770 - Auto-restart circuit and auto-restart method: A main integrated circuit (IC) of a main stage controls a switching operation of at least one power switch. The auto-restart circuit for restarting the main IC detects a switching state of the at least one power switch and detects the state of the main IC. The auto-restart circuit cuts... Agent:
20110156769 - Power-up signal generation circuit in semiconductor integrated circuit: A power-up signal generation circuit includes a main driving unit configured to drive a power-up detection node according to power supply voltage level information; an auxiliary driving unit configured to additionally drive the power-up detection node according to temperature information; and an output unit configured to output a power-up signal... Agent:
20110156771 - Semiconductor device and method for operating the same: A semiconductor device includes: an internal clock signal generation unit configured to receive an external clock signal and to generate an internal clock signal in response to a control signal; and a monitoring unit configured to monitor environmental elements reflected in a circuit response to the control signal.... Agent:
20110156772 - Interface apparatus for semiconductor integrated circuit and interfacing method thereof: An interface apparatus for a semiconductor integrated circuit and an interfacing method thereof controls the VOX of differential signals to a target level in response to the differential signals being outputted by an output block. The interface apparatus for a semiconductor integrated circuit includes an output block configured to output... Agent:
20110156774 - Circuit and method for generating a clock signal: A circuit comprises a frequency divider coupled to receive an oscillating signal generated by an oscillator and a division ratio and configured to divide the oscillating signal by the division ratio into a clock signal; a temperature compensation circuit configured to measure a temperature of the oscillator and generate a... Agent: Stmicroelectronics (shenzhen) R&d Co. Ltd.
20110156776 - Locked loop circuit with clock hold function: A locked loop circuit having a clock hold function. The locked loop circuit includes a select circuit, phase mixing circuit, hold signal generator and latch circuit. The select circuit selects one of a plurality of phase values in response to a select signal, and the phase mixing circuit generates a... Agent: Rambus Inc.
20110156773 - Low noise fractional divider using a multiphase oscillator: A frequency synthesis circuit is disclosed. The circuit includes a phase-locked loop and multi-phase oscillator such as a rotary traveling wave oscillator (RTWO). The oscillator provides a plurality of phases that are applied to a selection circuit. The selection circuit, in response to the output of a delta-sigma modulator, selects... Agent:
20110156775 - Phase lock loop device and control method thereof: A phase lock loop device and a control method is disclosed in the present invention. The phase lock loop device includes a phase lock loop circuit and a memory unit. The phase lock loop generates a phase lock clock signal according to a control voltage. The memory unit couples the... Agent:
20110156777 - Clock and data recovery circuit with proportional path: A clock and data recovery circuit includes a phase detector, a charge pump, a loop filter, a voltage-controlled oscillator and a frequency divider. The voltage-controlled oscillator includes a current mirror, a control circuit, a current modulation module and a current-controlled oscillator. The current mirror has a current-controlling path and a... Agent: Faraday Technology Corporation
20110156780 - Apparatus for detecting jitter of phase locked loop: A method and apparatus for detecting jitter of a Phase Locked Loop (PLL), which is capable of detecting a jitter level of the PLL without using a separate jitter measurement device, is disclosed. The apparatus for detecting the jitter of the PLL includes the PLL configured to detect a phase... Agent:
20110156778 - Internal clock signal generator and operating method thereof: An internal clock signal generation circuit is capable of controlling a unit delay time depending on a frequency of an external clock signal. The internal clock signal generation circuit includes an internal clock signal generation unit configured to generate an internal clock signal corresponding to a plurality of unit delay... Agent:
20110156779 - Phase locked loop and method for operating the same: A phase locked loop includes a phase lock unit configured to compare a phase of a reference clock with a phase of a feedback clock and to generate an internal clock based on the comparison; a delay lock unit configured to compare the reference clock with the internal clock, and... Agent:
20110156781 - Device and method for phase compensation: A frequency generation unit is provided that permits a receiver to tune from channel to channel without cycle skipping and in which compensation for phase offset introduced during tuning is provided. The frequency generation unit includes a fractional-N synthesizer, a voltage controlled oscillator (VCO), and a direct digital synthesizer (DDS).... Agent: Motorola, Inc.
20110156783 - Digital phase locked loop: A digital phase locked loop (300) configured to receive a reference clock signal (302) and a channel control word (308), and to generate an output clock signal (304). The digital phase locked loop comprising an adjustable delay component (306) configured to: receive the reference clock signal (302), apply a time... Agent: Nxp B.v.
20110156782 - Onion waveform generator and spread spectrum clock generator using the same: An onion waveform generator and a spread spectrum clock generator (SSCG) using the same are provided. The onion waveform generator includes a value generation unit and an accumulating unit. The value generation unit outputs a counting value. The accumulating unit accumulates the counting value to output a waveform value. The... Agent: Industrial Technology Research Institute
20110156784 - Clock delay correcting device and semiconductor device having the same: A semiconductor device includes an on-die termination circuit, a clock input unit, a clock phase mixing unit, and a data input/output unit. The on-die termination circuit is configured to calibrate a resistance of a termination pad and output an impedance matching code. The clock input unit is configured to receive... Agent:
20110156785 - Trimming of a pseudo-closed loop programmable delay line: An embodiment is proposed for trimming a programmable delay line in an integrated device, which delay line is adapted to delay an input signal being synchronous with a synchronization signal of the integrated device—by a total delay. An embodiment of a corresponding method includes the steps of: preliminary programming the... Agent: Stmicroelectronics S.r.l.
20110156786 - Flip-flop circuit and frequency dividing circuit: A flip-flop circuit has a function of respectively switching ON/OFF state of operation of a first data retaining circuit in a master side element and a second data retaining circuit in a slave side element, i.e., constituent elements of the flip-flop circuit, wherein the flip-flop circuit performs timing control, so... Agent: Panasonic Corporation
20110156787 - Enable pin using programmable hysteresis improvement: An apparatus for providing programmable hysteresis control using an enable pin of a device is disclosed. An enable pin is configured to receive an input signal to enable and disable an associated device responsive to the input signal. A current sink is attached to the enable pin and is responsive... Agent: Intersil Americas Inc.
20110156788 - High speed, wide frequency-range, digital phase mixer and methods of operation: The present disclosure is directed to a unit phase mixer in combination with an input buffer. The unit phase mixer has a pull-up path for pulling an output terminal up to a first voltage. The pull-up path has a first transistor responsive to a first enable signal and a series... Agent:
20110156789 - Control system for a phase generator and corresponding control method: A control system for a phase generator including a delay block including delay units, and first and second multiplexers configured to receive output signals of each of the delay units and to respectively supply first and second output signals. The control system may include a controller configured to drive the... Agent: Stmicroelectronics S.r.i.
20110156791 - Output circuit of semiconductor device: An output circuit of a semiconductor device includes a signal selector configured to receive first and second input data signals and sequentially outputting the first and second input data signals in response to a phase signal; and an output level controller configured to control a voltage level of an output... Agent:
20110156792 - System and method for initializing a memory system, and memory device and processor-based system using same: Systems, controllers and methods are disclosed, such as an initialization system including a controller that receives patterns of read data coupled from a memory device through a plurality of read data lanes. The controller is operable to detect any lane-to-lane skew in the patterns of read data received through the... Agent: Micron Technology, Inc.
20110156793 - Systems and methods for driving high power states using lower voltage processes: A battery assisted level shifter comprises a pull up transistor pulling up an output when a received input signal is high, a pull down transistor pulling down the output when the received input signal is low, and a battery element to provide voltage offsets. The battery element can be implemented... Agent:
20110156794 - Gate control circuit for high bandwidth switch design: An analog switch configuration includes a gate control circuit coupled between an input of a switch and a gate of the switch. The gate control circuit passes voltage changes on the input of the switch to the gate of the switch to decrease the influence the inherent gate to input... Agent: Stmicroelectronics Asia Pacific Pte Ltd.
20110156795 - Bidirectional switch: A bidirectional switch includes a semiconductor switch Q3 having a gate and main electrodes serving as a drain and source. The semiconductor switch has a HEMT structure so that one of the main electrodes having a lower voltage than the other serves as a virtual source and the other main... Agent: Sanken Electric Co., Ltd.
20110156796 - High voltage switch circuit of semiconductor device: A high voltage switch circuit of a semiconductor device includes a buffer circuit configured to output a control signal in response to an input signal and a boost circuit configured to output a block selection signal to an output terminal by connecting a current path between a voltage supply node... Agent: Hynix Semiconductor Inc.
20110156797 - Power semiconductor module and semiconductor power converter provided with the same: A power semiconductor module includes semiconductor elements of a first system constituting each of arms in a circuit of the first system, semiconductor elements of a second system constituting each of arms in a circuit of the second system, a plurality of DC electrode conductors including a common DC electrode... Agent:
20110156798 - Alps green devices co., ltd.: Magnetoresistive effect elements R1 to R4 are a TMR element or CPP-GMR element. A multilayer film forming the magnetoresistive effect elements is formed to have a width dimension T1 and a length dimension L1 perpendicular to the width dimension T1. The length dimension L1 is longer than the width dimension... Agent: Alps Green Devices Co., Ltd.
20110156799 - Semiconductor device with thermal fault detection: A semiconductor device includes a semiconductor chip including an active area. A temperature sensor arrangement provides a measurement signal dependent on the temperature in or close to the active area. An evaluation circuit is configured to compare the measurement signal with a first threshold and to signal an over-temperature when... Agent:
20110156800 - Sensor, sensing method thereof, and filter therefor: A sensor, a sensing method of the sensor, and a filter of the sensor are provided. The sensor includes a sensing data output unit configured to output sensing data that varies depending on touch or proximity of an object, and a determiner configured to compare a threshold value with the... Agent: Atlab Inc.
20110156801 - Tamper resistant fuse design: A tamper resistant fuse design is generally presented. In this regard, an apparatus is introduced comprising a plurality of fuses in an integrated circuit device to store values and a plurality of resistors in parallel to the fuses, wherein each fuse includes a parallel resistor to provide a potential dissipation... Agent:
20110156802 - Charge pump with low power, high voltage protection circuitry: A charge pump circuitry for generating a charging voltage for programming a one time programmable (OTP) memory includes a charge pump sub-circuit for generating the charging voltage in a second voltage range when the charging voltage exceeds a threshold level. A precharge circuit generates the charging voltage in a first... Agent: Silicon Laboratories Inc.
20110156806 - Charge pump with reduced current mismatch: Charge pump circuitry is provided that is insensitive to charge sharing and current mismatch effects. The charge pump circuitry has an output node at which a charge pump output voltage is provided. A first current source charges the output node to increase the output voltage or a second current source... Agent:
20110156805 - Internal voltage generator and method of generating internal voltage: An internal voltage generator and a method of generating an internal voltage are disclosed. The internal voltage generator includes: a charge pumping block configured to perform charge pumping base on a period pulse signal to generate an internal voltage, and output the generated internal voltage to an interval voltage terminal;... Agent: Hynix Semiconductor Inc.
20110156803 - Method for generating multiple incremental output voltages using a single charge pump chain: A method and apparatus for generating multiple voltage level outputs from a single series of charge pump stages. The apparatus includes a plurality of voltage output circuits electrically connected in series. A selected number of the voltage output circuits include voltage output nodes that are available to be connected to... Agent: Stmicroelectronics Asia Pacific Pte Ltd.
20110156804 - Voltage reference circuit for low supply voltages: A voltage reference circuit and method for generating a reference voltage using the circuit uses a comparison of the voltages on first and second nodes of a diode resistor network to produce a comparison signal, which is then used to increase the voltage on an output of a charge pump... Agent: Nxp B.v.
20110156807 - Internal voltage control circuit: An internal voltage control circuit includes active drivers, a control unit, and a time interval adjustment unit. The active drivers are configured to receive a common internal voltage. The control unit is configured to control respective enable operations of the active drivers. The time interval adjustment unit is configured to... Agent:
20110156808 - Internal voltage generation circuit: An internal voltage generation circuit includes a first voltage generation unit configured to be operated in response to a first power enable signal to generate a first voltage, a level detection unit configured to detect a level of the first voltage, and a second voltage generation unit configured to be... Agent:
20110156809 - Low distortion mos attenuator: An attenuation circuit uses a voltage controlled variable resistance transistor as a signal attenuator for receivers operating in the zero Hz to about 30 MHz range. The transistor functions in the linear region to linearize the transistor resistance characteristics used for signal attenuation. In an exemplary application, the attenuation circuit... Agent: Maxim Integrated Products, Inc.
20110156810 - Integrated dmos and schottky: Embodiments relate generally to voltage converter structures including a diffused metal oxide semiconductor (DMOS) field effect transistors (FET). Embodiments include the combination of DMOS devices (e.g., FETs with isolated bodies from the substrate) with Schottky diodes on a single semiconductor die. The Schottky diode can be integrated into a cell... Agent: Intersil Americas Inc.06/23/2011 > 51 patent applications in 36 patent subcategories. invention type
20110148467 - Phase-detector for detecting phase difference of [pi]2n: A basic symmetric Π/2 phase-detector receives four control signals that control a differential current at the detector's output. Each respective control signal is a linear combination of a respective pair of signals chosen from a first input signal, its logic complement, a second input signal and the logic complement of... Agent: Nxp B.v.
20110148468 - Threshold comparator with hysteresis and method for performing threshold comparison with hysteresis: A threshold comparator with hysteresis includes a comparator circuit, having a first input, for receiving an input voltage, a second input, and an output, which supplies an output voltage having a first value and a second value. A current generator, controlled by the output voltage, supplies a current to the... Agent: Stmicroelectronics S.r.i.
20110148470 - Communication device: According to an exemplary aspect of the present invention, it is possible to provide a communication device that can prevent misdetection of a disconnection and achieve a high output level on a receptacle side. In the communication device, a reference voltage generating circuit outputs a reference voltage that changes according... Agent: Renesas Electronics Corporation
20110148469 - Stacked device detection and identification: Various embodiments include apparatus and methods having circuitry to detect and/or assign identification information to dice arranged in a stack and coupled by conductive paths.... Agent:
20110148471 - Temperature-independent undervoltage detector and related method: Embodiments related to an undervoltage detector are described and depicted. An undervoltage detector is formed to detect a low input bias voltage with a voltage divider network including first and second series circuits of semiconductor devices coupled to terminals of the input bias voltage source, and a resistor voltage divider... Agent: Stmicroelectronics (shenzhen) R&d Co. Ltd
20110148472 - Voltage change detection device: A voltage change detection device is provided, which can reduce a deviation of a detection potential and can detect a voltage change within a predetermined detection potential even when the threshold voltage of a field effect transistor is deviated. The voltage change detection device includes a first field effect transistor,... Agent: Oki Semiconductor Co., Ltd.
20110148473 - Switch-body pmos switch with switch-body dummies: An analog sample-and-hold switch has parallel branches extending from an input node to an output node connected to a hold capacitor, each branch having a PMOS signal switch FET in series with a PMOS dummy FET. A sample clock controls on-off switching of the PMOS signal switch FETs, and an... Agent: Nxp B.v.
20110148474 - Circuitry and methods for improving differential signals that cross power domains: Disclosed herein are circuitry and methods for improving differential signals that cross power domains. In an example embodiment, the power supply domain boundary along the output paths that generate the differential signal is staggered, such that the boundary occurs at an odd numbered stage in one differential output path and... Agent: Micron Technology, Inc.
20110148475 - Driving circuit of input/output interface: A driving circuit of an input/output (I/O) interface is provided. The driving circuit includes a main output stage and an enhancing unit. The main output stage receives at least one driving signal and outputs an output signal corresponding to an input signal accordingly. The enhancing unit is coupled to the... Agent: Phison Electronics Corp.
20110148476 - Overload protection for a circuit arrangement having a transistor: A drive circuit for a transistor and a method for driving a transistor are described.... Agent:
20110148477 - Signal transmission device: A signal transmission device includes a transmitting circuit 11 and a receiving circuit 12 provided with shunt regulator power supplies 110 and 120 for causing fixed currents to flow thereinto respectively, and a signal transmission path 13 connecting between the transmitting circuit 11 and the receiving circuit 12 and having... Agent:
20110148478 - Frequency conversion mixer: Provided is a frequency conversion mixer. The frequency conversion mixer includes a transconductance stage, a switching stage, a load stage, a current bleeding circuit, and a bias stage. The transconductance stage receives an RF signal, and outputs a current corresponding to a voltage of the RF signal. The switching stage... Agent: Industry-university Cooperation Foundation Hanyang Univ.
20110148479 - Signal receiving device and signal receiving method using same, and signal supplying unit and signal supplying method using same: A signal receiving device is provided which can prevent the imbalance occurring between in-phase and quadrature signals. A polarity of a local oscillator output signal to be outputted from a local oscillator 13 is switched by a polarity switching unit 14 in a time division way. Each of signals outputted... Agent:
20110148480 - Divider with enhanced duty cycle for precision oscillator clocking sources: A divider is disclosed that presents an enhanced duty cycle for use with precision oscillators in clock sources. In one example, the invention includes a first divider chain to receive an input clock and produce a first divided output, a second divider chain to receive the input clock and produce... Agent:
20110148481 - Waveform generation circuit: A waveform generation circuit includes: a waveform generation block configured to generate a waveform signal corresponding to a driving control signal; and a control signal generation block configured to generate a driving control signal for compensating the waveform signal for an environmental factor reflected into the waveform generation circuit.... Agent: Magnachip Semiconductor, Ltd.
20110148483 - Integrated electronic device with reference voltage signal generation module and uvlo logic signal generation module: An electronic integrated device may include a signal generation stage arranged to generate a first signal representative of an under voltage lockout logic signal. The signal generation stage may include a voltage divider block arranged to provide an internal reference voltage signal to a bandgap core group based upon a... Agent: Stmicroelectronics Design And Application S.r.o.
20110148482 - Method of choosing a functioning mode of an integrated circuit device and relative device: A method is for choosing a mode out of a set of functioning modes of an integrated circuit (IC) device powered from different supply voltages from respective supply nodes. The IC device may include a mode pin for determining a functioning mode of the device, an internal control circuit coupled... Agent: Stmicroelectronics S.r.i.
20110148484 - Phase-locked loop frequency synthesizer: Described is a frequency synthesizer having a wide output frequency range and small frequency tuning steps. In-band spurious components are maintained at low levels and phase noise is significantly reduced. The frequency synthesizer can be fabricated as an integrated circuit device having a small area and low power dissipation. The... Agent: Massachusetts Institute Of Technology
20110148485 - Phase-locked loop circuit comprising voltage-controlled oscillator having variable gain: A phase-locked loop (PLL) circuit including a voltage-controlled oscillator (VCO) with a variable gain is provided. A phase frequency detector (PFD) detects a phase difference between a reference signal and a PLL feedback signal. A charge pump and a loop filter sequentially process an output signal of the PFD. A... Agent: Electronics And Telecommunications Research Institute
20110148486 - Controlled clock generation: Methods and systems to generate multiple phases of a clock may include a delay locked loop (DLL) to generate a bias signal to control a delay time through DLL delay elements in response to a first clock, and a plurality of a quadrature slave delay lines (SDLs), each to generate... Agent:
20110148487 - Dll circuit and method of controlling the same: A DLL circuit includes a clock selection control unit configured to generate a clock selection signal on the basis of a phase difference between a reference clock and a feedback clock and, after the clock selection signal is generated, to generate an initialization signal. A delay control unit, when the... Agent: Snk Patent Law Offices
20110148489 - Adaptive digital phase locked loop: In some embodiments, a digital PLL is disclosed with a dynamically controllable filter for changing the effective DPLL bandwidth in response to one or more real-time performance parameters such as phase error.... Agent:
20110148488 - Digital phase locked loop with closed loop linearization technique: Apparatuses, systems, and a method for providing a digital phase-locked loop (PLL) are described. In one embodiment, an apparatus includes an integration-mode phase frequency detector (PFD) that compares a phase and frequency of a reference clock signal to a phase and frequency of a generated feedback clock signal and generates... Agent:
20110148490 - Time-to-digital converter and all digital phase-locked loop including the same: An all digital phase-locked loop (ADPLL) includes: a phase counter accumulating a frequency setting word value and the phase of a digitally controlled oscillator (DCO) clock and detecting a fine phase difference between a reference clock and a retimed clock; a phase detector detecting a digital phase error value compensating... Agent: Electronics And Telecommunications Research Institute
20110148491 - Semiconductor apparatus and local skew detecting circuit therefor: A local skew detecting circuit for a semiconductor apparatus include a reference delay block located on the center of the semiconductor apparatus, the reference delay block being configured to receive a predetermined signal and generate a reference delay signal by delaying the predetermined signal by a delay time and a... Agent: Hynix Semiconductor Inc.
20110148492 - Test apparatus and test method: Provided is a test apparatus comprising a synchronization module that operates according to a reference clock and outputs a synchronization signal with a prescribed period, and a test module that operates according to a high-frequency clock with a frequency that is n times a frequency of the reference clock. The... Agent: Advantest Corporation
20110148493 - Output slew rate control: This document discusses, among other things, output slew rate control. Methods and structures are described to provide slew rate control of an output driver circuit such as a DRAM output driver on a die. A selectable combination of series coupled transistors are configured as a parallel array of complementary inverter... Agent: Micron Technology, Inc.
20110148494 - Signal driver with first pulse boost: A driver boost signaling circuit provides a pulse boost to the first cycle of an output pulse wave applied to an associated load. The circuit includes a signal generator circuit generating a signal including a series of pulses, a determining circuit determining a high impedance state of a signal load... Agent:
20110148495 - Data holding circuit: A data holding circuit including a first input terminal through which data is inputted; at least one delay element for delaying the data inputted through the first input terminal; and a first element for holding data, wherein, when the data inputted through the first input terminal and the data delayed... Agent: Fujitsu Microelectronics Limited
20110148496 - Leakage current reduction in a sequential circuit: A system and device for reducing leakage current in a sequential circuit is disclosed. In one embodiment, a system for reducing leakage current in a sequential circuit includes a combinational logic circuit, one or more reset flip-flops coupled to the combinational logic circuit, and one or more set-reset flip-flops coupled... Agent:
20110148497 - Semiconductor device: An object is to provide a low-power semiconductor device which does not require a latch circuit to hold data at the output of inverter circuits. In the semiconductor device, an input of a first inverter circuit is connected to an input terminal through a source and a drain of a... Agent: Semiconductor Energy Laboratory Co., Ltd.
20110148498 - Digital quadrature phase correction: Methods and systems to adjust a phase difference between signals, such as to perform quadrature phase correction. First and second signals are digitally compared, such as with exclusive OR circuitry, to provide a comparison signal having a duty cycle representative of a phase difference between the signals. A phase delay... Agent:
20110148499 - Signal generating apparatus and test apparatus: Provided is a signal generating apparatus that outputs from an output end thereof an output voltage corresponding to input data supplied thereto, comprising: a DA converter that outputs a voltage corresponding to data supplied thereto; a capacitor section that is provided between the output end and a standard potential; a... Agent: Advantest Corporation
20110148500 - Sample hold circuit and method thereof for eliminating offset voltage of analog signal: A sample hold circuit and a method for eliminating the offset voltage of the analog signal are provided. The sample hold circuit includes a sample unit, a plurality of capacitors, a control unit and a hold unit. When the sample hold circuit is in a first state, the sample unit... Agent: Himax Media Solutions, Inc.
20110148502 - Temperature compensation attenuator: In one embodiment, a temperature compensating attenuator is disclosed having an attenuation circuit and a control circuit. The temperature compensating attenuator circuit may include a first series connected attenuation circuit segment and a shunt connected attenuation circuit segment, as well as additional attenuation circuit segments. Each attenuation circuit segment includes... Agent: Rf Micro Devices, Inc.
20110148503 - Temperature controlled attenuator: In one embodiment, a temperature controlled attenuator is disclosed having an attenuation circuit and a control circuit. The attenuation circuit may include a first series connected attenuation circuit segment and a shunt connected attenuation circuit segment, as well as additional attenuation circuit segments. Each attenuation circuit segment includes a stack... Agent: Rf Micro Devices, Inc.
20110148501 - Variable attenuator having stacked transistors: In one embodiment, a variable attenuator is disclosed having an attenuation circuit and a control circuit. The attenuation circuit may include a first series connected attenuation circuit segment and a shunt connected attenuation circuit segment, as well as additional attenuation circuit segments. Each attenuation circuit segment includes a stack of... Agent: Rf Micro Devices, Inc.
20110148504 - Apparatus and method for hdmi transmission: Apparatus and methods are disclosed, such as those involving a high frequency transmitter. One such apparatus includes a pre-amplifier configured to receive an input signal via an input node; and a capacitor block electrically coupled between the pre-amplifier and an output node from which an output signal is transmitted. The... Agent: Analog Devices, Inc.
20110148506 - Integration of mosfets in a source-down configuration: An output stage for a switched mode power supply has a high-side switch having a first power FET and a first speed-up FET monolithically integrated onto a first die. A low-side switch has a second power FET and a second speed-up FET monolithically integrated onto a second die. A semiconductor... Agent: Texas Instruments Incorporated
20110148505 - Solid-state alternating current (ac) switch: A solid-state alternating current (AC) switch provides for the sequential turn-on of the associated solid-state switches to reduce the generation of electromagnetic interference (EMI). The solid-state AC switch includes at least first and second solid-state switches connected in series between an AC input and an AC load. A zero-cross detector... Agent: Hamilton Sundstrand Corporation
20110148507 - Switch-body nmos-pmos switch with complementary clocked switch-body nmos-pmos dummies: A sample-and-hold feed switch has parallel PMOS branches and parallel NMOS branches, each extending from an input node to an output node connected to a hold capacitor. Each PMOS branch has a PMOS switch FET connected to a matching PMOS dummy FET, and each NMOS branch has an NMOS switch... Agent: Nxp B.v.
20110148508 - Control circuit of cycling switch and control method thereof: A control circuit of a cycling switch for controlling an electronic equipment includes a switch loop, a first control loop and a second control loop. The switch loop generates a driving signal to drive the electronic equipment. The first control loop is electrically connected with the switch loop and the... Agent:
20110148510 - Reduced current charge pump: This document discusses, among other things, a charge pump having a plurality of switching devices, coupled in parallel, and configured to selectively provide a variable available drive current for a capacitor using a comparison of an output voltage to at least one reference voltage.... Agent: Fairchild Semiconductor Corporation
20110148509 - Techniques to reduce charge pump overshoot: A charge pump system for supplying an output voltage to a load is described. The charge pump system includes a charge pump connected to receive an input voltage generate from it the output voltage. The system also includes regulation circuitry connected to receive the output voltage and a reference voltage,... Agent:
20110148511 - Autarkes feldgerat: An automation technology, autarkic, field device, which is connected via two connecting terminals to an I/O module. The I/O module is embodied as a 4-20 mA/HART I/O module. The I/O module is associated with a controllable energy source via which the field device is supplied with energy. An electrical current... Agent: Endress + Hauser Process Solutions Ag
20110148513 - Discrete-time filter apparatus and discrete-time receiver system having the same: The discrete-time receiver system includes: a voltage current conversion device low-noise-amplifying an input voltage signal, and converting the amplified signal into a current signal; a first filter performing IIR filtering on the current signal output from the voltage current conversion device; a discrete-time filter performing FIR filtering on a signal... Agent: Electronics And Telecommunications Research Institute
20110148512 - Filter circuit: A filter circuit that removes high-frequency components from an input signal, comprises: an operational amplifier; a first resistor connected between a non-inverting input terminal of the operational amplifier and an input signal source; a first capacitor connected to the non-inverting input terminal of the operational amplifier; a second resistor connected... Agent:
20110148514 - Frequency variable composite resonance circuit: A composite resonance circuit is provided of which the resonance frequency range can be set with greater degrees of freedom with the peak frequency of the resonance characteristic curve of a resonance unit having good linearity and the resonance sharpness Q-factor being kept within a desired range. In the composite... Agent: Marcdevices Co., Ltd.
20110148515 - Quasi-resonant composite resonance circuit: A composite resonance circuit is provided of which the resonance frequency is variable over a wide frequency range without changing the circuit constant of a non-resonant element having no resonance frequency. The composite resonance circuit comprises an input terminal; a resonance unit having first and second ports and quasi-resonating in... Agent: Marcdevices Co., Ltd.
20110148516 - Minute capacitance element and semiconductor device using the same: A minute capacitance element has a high accuracy capacitance and is resistant to external noises. The minute capacitance element includes: first and second metal electrodes having respective opposite facets facing each other formed on an insulator layer to define a first gap therebetween; and a shield electrode being connectable to... Agent: Oki Semiconductor Co., Ltd.
20110148517 - Shift register and driving method thereof: A low power consumption shift register which inputs a CK signal with a low voltage with almost no effect of variation in characteristics of transistors. In the invention, an input portion of an inverter is set at a threshold voltage thereof and a CK signal is inputted to the input... Agent: Semiconductor Energy Laboratory Co., Ltd.06/16/2011 > 35 patent applications in 28 patent subcategories. invention type
20110140737 - Apparatus and method for estimating data relating to a time difference and apparatus and method for calibrating a delay line: An apparatus for estimating data relating to a time difference between two events includes a delay line having a plurality of stages. Each stage has a delay difference between a first delay in a first part and a second delay in a second part. This delay difference is measured by... Agent: Verigy (singapore) Pte. Ltd.
20110140738 - Multi-phase integrators in control systems: Multi-phase integrators in control systems are described.... Agent: Ess Technology, Inc.
20110140740 - Device and method for testing a frequency-modulated clock generator: A method and a device are described for testing a frequency-modulated clock generator, the device including a cycle counting unit for counting clock cycles of a clock signal of the clock generator in multiple consecutive measuring periods, which are defined, in particular, by a measuring signal having a measuring frequency,... Agent:
20110140739 - Frequency modulated signal decoding using a driver: A system for decoding frequency modulated signals includes a glue logic module, a key matrix, and a driver coupled to the key matrix. The glue logic module provides a pre-scaled frequency signal, while the key matrix receives the pre-scaled frequency signal. The driver decodes the pre-scaled frequency signal to generate... Agent: Stmicroelectronics Pvt. Ltd.
20110140741 - Integrating receiver with precharge circuitry: A multiphase receiver to compensate for intersymbol interference in the sampling of an input signal includes a first integrating receiver to integrate and sample data of the input signal on a first phase of a clock and a second integrating receiver to integrate and sample data of the input signal... Agent:
20110140742 - Transmission device having emphasis function: A transmission driver including a main driving stage and a sub-driving stage is provided. The main driving stage has a main current source, and is adapted for receiving a first differential input data stream and outputting a differential output data stream by using the main current source. The sub-driving stage... Agent: Phison Electronics Corp.
20110140743 - Digital frequency generator: A digital frequency generator is described.... Agent: Ess Technology, Inc.
20110140744 - Flexible electronic circuits and displays: A backplane for use in an electro-optic display comprises a patterned metal foil having a plurality of apertures extending therethrough, coated on at least side with an insulating polymeric material and having a plurality of thin film electronic devices provided on the insulating polymeric material.... Agent: E Ink Corporation
20110140747 - Adpll circuit, semiconductor device, and portable information device: The present invention provides ABS precision improving means under ADPLL environment or environment close to the ADPLL environment and realizes shortening of process time of the ABS. In a digital frequency comparator in an ABS circuit, a DFF for storing an initial phase difference in a DPE signal output from... Agent: Renesas Electronics Corporation
20110140746 - Dual-band wideband local oscillation signal generator: A dual-band wideband local oscillation signal generator includes an oscillation unit, a division unit, a poly phase filter (PPF), a switch unit, and a single side band (SSB) mixer. The oscillation unit is configured to generate a positive in-phase (IP) signal, a negative in-phase (IN) signal, a negative quadrature-phase (QN)... Agent: Electronics And Telecommunications Research Institute
20110140745 - Method for modeling variation in a feedback loop of a phase-locked loop: A method performs statistical static timing analysis of a network that includes a phase-locked loop and a feedback path. The feedback path comprises a set of delays operatively connected from the output of the phase-locked loop back to the input of the phase-locked loop. One embodiment herein computes a statistical... Agent: International Business Machines Corporatino
20110140748 - Synthesizable dll on system-on-chip: The present disclosure provides an emulator mapping process on a system-on-a-chip (SoC) for debugging. The implementation reduces manual intervention and makes the emulation mapping process very generic and technology independent and hence it reduces overall project cycle time. In the present disclosure, the SoCs containing analog delay locked loops are... Agent: Stmicroelectronics Pvt. Ltd.
20110140749 - Input data recovery circuit for asynchronous serial data transmission: An input data recovery circuit is applied for asynchronous serial data transmission such as USB, SATA, or PCI-E. The input data recovery circuit includes two-tier switches controlled by the switching state of input data signal and pulse signals. The input data recovery circuit further includes pulse generator for producing pulse... Agent:
20110140750 - Level shifter using sr-flip flop: A level shifter receives an input signal of either a first lower voltage or a first upper voltage which form a voltage pair, and level-shifts the input signal to output an output signal of either a second lower voltage or a second upper voltage. An SR flip-flop generates an output... Agent: Advantest Corporation
20110140751 - Flip-flop circuits: A flip-flop circuit includes an input portion that receives a first external input signal through a first external input terminal, a storage portion that stores a signal transmitted from the input portion, and an output portion that outputs the signal stored in the storage portion through an external output terminal... Agent:
20110140752 - Adaptive clock generators, systems, and methods: Adaptive clock generators, systems, and related methods than can be used to generate a clock signal for a functional circuit to avoid or reduce performance margin are disclosed. In certain embodiments, a clock generator autonomously and adaptively generates a clock signal according to a delay path(s) provided in a delay... Agent: Qualcomm Incorporated
20110140753 - Resonant clock distribution network architecture with programmable drivers: A resonant clock distribution network architecture is proposed that uses clock drivers of programmable size and reference clocks of programmable duty cycle to achieve a target clock rise time and clock amplitude with low energy consumption when operating in any one of multiple clock frequencies in resonant or non-resonant mode.... Agent: Cyclos Semiconductor, Inc.
20110140754 - Reference frequency generation circuit, semiconductor integrated circuit, and electronic device: An oscillator circuit increases and reduces signal levels of first and second oscillation signals in a complementary manner in response to a transition of a signal level of a reference clock. An oscillation control circuit compares each of the signal levels of the first and second oscillation signals to a... Agent: Panasonic Corporation
20110140755 - Digital attenuator having small phase variation: Disclosed herein is a digital attenuator, which can improve the variation in the pass phase of the digital attenuator because the difference between parasitic components caused by the turn-on and turn-off operations of the switching transistors of the digital attenuator causes the difference between the pass phases. The digital attenuator... Agent:
20110140756 - Analog circuit having improved response time: There is provided an analog circuit having improved response time. An analog circuit having improved response time may include: a low level limiter converting a signal having a lower level than a predetermined reference level into a signal having a predetermined non-low level higher than the predetermined reference level; and... Agent: Samsung Electro-mechanics Co., Ltd.
20110140758 - Analog multiplier: An analog multiplier includes a bias circuit, a level shifter, a multiplying circuit, and a current mirror. The analog multiplying circuit is used for inputting a first voltage and a second voltage, and outputting a product current. The product current is proportional to a product of the first voltage and... Agent: Macroblock, Inc.
20110140757 - Analog processing elements in a sum of products: The technology relates to analog processing of a sum of products.... Agent: Ess Technology, Inc.
20110140759 - Phase mixer with adjustable load-to-drive ratio: Phase mixers, clock signal generators, memories and methods for providing an output signal having a phase relative to the phase difference of input clock signals are disclosed. One such phase mixer includes a phase mixer circuit having inputs and an output. The phase mixer is configured to receive a plurality... Agent: Micron Technology, Inc.
20110140760 - Local oscillator with injection pulling suppression and spurious products filtering: A single sideband mixer circuit includes a voltage controlled oscillator operable a tunable frequency f1. The mixer circuit outputs a frequency signal at a frequency f1±f2. A tracking filter operates to filter the frequency signal and generate a first output signal at the frequency f1±f2. A resonance frequency fr of... Agent: Stmicroelectronics, Inc.
20110140761 - Power amplification device, and transmission device and communication device using same: To provide a power amplification device that can amplify an input signal having an envelope variation with high power-added efficiency in a wide frequency range, and a transmission device and a communication device using the power amplification device. A first orthogonal signal (Sd1) is generated by performing vector subtraction between... Agent:
20110140762 - Resistive switching in nitrogen-doped mgo: Nitrogen-doped MgO insulating layers exhibit voltage controlled resistance states, e.g., a high resistance and a low resistance state. Patterned nano-devices on the 100 nm scale show highly reproducible switching characteristics. The voltage levels at which such devices are switched between the two resistance levels can be systematically lowered by increasing... Agent: International Business Machines Corporation
20110140763 - Spdt switch for radio frequency switching and method for enhancing isolation thereof: Provided is an SPDT switch having improved isolation characteristics in an RF band. The SPDT switch includes a serial switching unit, a current sink unit, a switching isolation unit, and a DC blocking unit. The serial switching unit includes first and second HBTs. The current sink unit sinks a current... Agent: Electronics And Telecommunications Research Institute
20110140764 - Cmos switch for use in radio frequency switching and isolation enhancement method: Provided is a CMOS switch for use in RF switching having improved isolation properties. The CMOS switch includes a serial switching unit having first and second CMOS switches, a switching isolation unit for allowing an unselected output terminal of two output terminals to be electrically isolated from a common input... Agent: Electronics & Telecommunications Research
20110140765 - Internal negative voltage generation device: An internal negative voltage generation device includes a first internal negative voltage generation block configured to generate a first internal negative voltage which is lower than a ground voltage; a second internal negative voltage generation block configured to generate a second internal negative voltage according to the first internal negative... Agent:
20110140766 - Booster circuit and voltage supply circuit: A booster circuit includes a pump circuit having a plurality of charge pump circuits for outputting a boosted voltage to a first output terminal. The booster circuit also includes a clock adjusting circuit that generates, from a first clock signal, a second clock signal for operating the charge pump circuits.... Agent: Kabushiki Kaisha Toshiba
20110140767 - Method and apparatus for charge leakage compensation for charge pump with leaky capacitive load: An apparatus comprises a charge pump to receive a phase signal representing a result of a phase detection and to output a current flowing between an internal node of the charge pump and an output node of the charge pump; a capacitive load coupled to the output node; a current... Agent: Realtek Semiconductor Corp.
20110140769 - Circuit for generating a reference electrical quantity: A circuit for generating a reference electrical quantity, including: a first bipolar transistor and a second bipolar transistor having the base terminals connected to one another and to a common node; a first resistor connected to the emitter terminal of the second bipolar transistor; a first mirror circuit and a... Agent: Stmicroelectronics S.r.i.
20110140768 - Internal voltage generator: An internal voltage generator includes: a detection unit configured to detect a level of an internal voltage in comparison to a reference voltage; a first driving unit configured to discharge an internal voltage terminal, through which the internal voltage is outputted, in response to an output signal of the detection... Agent:
20110140770 - Acoustic characteristic control apparatus: An acoustic characteristic control apparatus supplies music signal, for example, to input terminal connected to a band-pass filter and a peaking filter. In a zero-cross detection circuit, a pulse signal corresponding to a period while a signal is positive is formed. A pulse-width measuring circuit output a signal corresponding to... Agent: Kyushu Institute Of Technology
20110140771 - Complex filter and calibration method: A complex filter for processing an in-phase signal and a quadrature-phase signal includes a first low-pass filter, a second low-pass filter, a connection unit between the first low-pass filter and the second low-pass filter, a first compensation resistor and a second compensation resistor. The first compensation resistor and the second... Agent:06/09/2011 > 48 patent applications in 32 patent subcategories. invention type
20110133782 - Method and circuit arrangement for controlling switching transistors of an integrated circuit: A method and circuit arrangement is provided for controlling switching transistors of an integrated circuit, with a bridge circuit and with a control unit, which is designed and/or has a program so that the control unit is designed as a measuring device and measures a bridge voltage of the bridge... Agent: Micronas Gmbh
20110133783 - Signal interpolation methods and circuits: An interpolation circuit for comparing an input voltage signal with an interpolated reference signal derived from a first reference voltage signal and a second reference voltage signal may include a transconductive circuit configured to generate a first differential current signal proportional to a difference between the first reference voltage signal... Agent: Sierra Monolithics, Inc.
20110133784 - Circuit for detecting phase imbalance of signals: A circuit for detecting a phase imbalance of signals includes a conversion block and a comparator coupled to the conversion block. The conversion block generates generating a direct current (DC) signal based on a first signal and a second signal. The level of the DC signal is determined by a... Agent:
20110133785 - Apparatus and method for timing error detection decision lock: A method for timing error detection decision lock includes the following steps. Multiple detected values are obtained from a transmission signal. A moving sum mean signal is obtained according to the detected values. The moving sum mean signal is sampled every second constant period to obtain multiple sampling values. Whether... Agent: Novatek Microelectronics Corp.
20110133786 - Semiconductor device: A speed performance measurement circuit that may perform speed performance measurement is provided between a first logic circuit and a second logic circuit. The speed performance measurement circuit includes a first flip flop that stores first data, a first delay circuit that delays the first data and generates second data,... Agent: Renesas Electronics Corporation.
20110133787 - Circuit and method for determining a current: A power supply circuit having a converter circuit and method for determining a current flowing into the converter circuit. A converter circuit includes an amplifier and a current-to-current converter module. The amplifier has a current sensing element coupled between its inverting and noninverting input terminals. The amplifier generates a sensing... Agent:
20110133789 - Driver circuit, driver apparatus, and image forming apparatus: A driver circuit drives a plurality of groups of light emitting elements. Each element includes an anode, a cathode connected to the ground, and a gate that controls electrical conduction between the anode and cathode. A first driver section simultaneously drives the anodes of the elements of the plurality of... Agent: Oki Data Corporation
20110133788 - Dual function voltage and current mode differential driver: A dual function differential driver includes a voltage mode differential driver portion and a current mode differential driver portion. Control circuitry is connected to the voltage mode differential driver portion and the current mode differential driver portion. The control circuitry switches the dual function differential driver between operation as a... Agent: Advanced Micro Devices, Inc.
20110133792 - Buffer circuit: A buffer circuit in accordance with an embodiment comprises output transistors connected between a first fixed voltage terminal and an output terminal, and gate control transistors connected between a second fixed voltage terminal and a gate of one of the output transistors or between two of gates of the output... Agent: Kabushiki Kaisha Toshiba
20110133790 - Device for driving switching elements: A drive unit controls the operation of a corresponding power switching element such as IGBT which forms an inverter and a converter. The drive unit controls the operation of the corresponding power switching element to supply an operation current to a motor generator. First and second switching elements in the... Agent: Denso Corporation
20110133791 - Output buffer circuit, input buffer circuit, and input/output buffer circuit: An output buffer circuit in accordance with an embodiment comprises a plurality of buffer circuits, each of the buffer circuits including a transistor operative to change an output signal of an output terminal in response to a change in an input signal, the output buffer circuit being configured to enable... Agent: Kabushiki Kaisha Toshiba
20110133793 - Clock divider with seamless clock frequency change: A clock divider circuit including a clock input, a clock selection input, a divider stage and a toggle stage is provided. The clock divider circuit provides an output clock based on a clock input received at the clock input. The clock selection input is coupled to the divider stage, and... Agent: Seagate Technology LLC
20110133796 - Clock generation circuit and semiconductor device provided therewith: It is an object of the present invention to solve a problem that malfunction of communication is generated by varying a frequency of a clock due to noise from outside in a case where there is no supplied signal in a circuit which performs negative feedback control so that the... Agent: Semiconductor Energy Laboratory Co., Ltd.
20110133795 - Digital phase-locked loop with reduced loop delay: There is provided a digital phase-locked loop. A digital phase-locked loop according to an aspect of the invention may include: a reference phase accumulation unit outputting a reference sampling phase value; a phase detection unit detecting a phase difference signal; a digital loop filter filtering and averaging the phase difference... Agent: Korea Advanced Institute Of Science And Technology
20110133797 - Novel method of frequency synthesis for fast switching: A digital frequency synthesizer can be implemented with single source design, a multiplexer design, a fractional divider design, or a frequency multiplier and frequency divider design. Implementations can utilize a controller dithering circuit or a delta-sigma modulator. The frequency synthesizer can be implemented in a CMOS structure and can utilize... Agent: Orca Systems, Inc.
20110133794 - Phase locked loop with digital compensation for analog integration: A phase locked loop (PLL) device includes a digital differentiator configured to differentiate a digital loop signal to at least partially compensate for the integration of an analog current signal by an analog integrator. A digital to analog converter (DAC) includes a current source output stage that generates the analog... Agent: Qualcomm Incorporated
20110133798 - Synthesizer and reception device and electronic device using the same: A synthesizer includes: a synthesizer unit that outputs an oscillation signal based on a reference oscillation signal; a temperature detecting unit that detects a temperature; a time variation detecting unit that detects a time variation in frequency of the reference oscillation signal based on a result of temperature detection by... Agent: Panasonic Corporation
20110133800 - Charge pumping circuit and clock generator: A charge pumping circuit comprises: a charging pump capacitance; a charging unit; a discharging unit; a detection resistor having one terminal and the other terminal, the one terminal being connected between a first node and a second node in a second mode; a voltage source for supplying a reference voltage... Agent: Canon Kabushiki Kaisha
20110133799 - Configurable digital-analog phase locked loop: A phase locked loop (PLL) device is configurable in an analog phase locked loop and a hybrid analog-digital phase locked loop. In an analog mode, at least a phase detector, an analog loop filter, and a voltage controlled oscillator (VCO), are connected to form an analog loop. In a digital... Agent: Qualcomm Incorporated
20110133801 - Pulse width digitizing method and pulse width digitizer using thereof: A pulse width (PW) digitizer comprises a current pump, a capacitor, a quantizer, a feedback controller, and a digital filter. The current pump provides a current signal in response to a PW signal. The capacitor obtains a voltage signal in response to the current signal. The quantizer obtains a digital... Agent: National Taiwan University
20110133802 - Integrated circuit device, electronic equipment and control method: An integrated circuit device includes a first rectangular wave signal generation section that outputs a first rectangular wave signal when an amplitude of an oscillation signal inputted is greater than a first amplitude, and a second rectangular wave signal generation section that outputs a second rectangular wave signal when the... Agent: Seiko Epson Corporation
20110133803 - Semiconductor chip and semiconductor device: A semiconductor device includes a first semiconductor chip operating at a first power supply voltage and a second semiconductor chip operating at a second power supply voltage lower than the first power supply voltage to supply the second power supply voltage to the first semiconductor chip. The semiconductor chips according... Agent: Renesas Electronics Corporation
20110133804 - Clock integrated circuit: The clock circuit of an integrated circuit operates with variations such as temperature, ground noise, and power noise. Various aspects of an improved clock integrated circuit address one or more of the variations in temperature, ground noise, and power noise.... Agent: Macronix International Co., Ltd.
20110133805 - Differential latch, differential flip-flop, lsi, differential latch configuration method, and differential flip-flop configuration method: A differential latch comprising a data holding transistor, the differential latch comprising: a resetting transistor that is connected to a gate electrode of the data holding transistor and is controlled by a reset signal; and a switching transistor that is connected to the gate electrode of the data holding transistor... Agent: Nec Corporation
20110133806 - Integrated clock gating cell for circuits with double edge triggered flip-flops: A double edge triggered circuit includes a clock gater responsive to a clock signal and an enable signal to output a gated clock signal, a first double edge triggered flip-flop that launches a data signal in response to the gated clock signal, and a second double edge triggered flip-flop that... Agent: Cadence Design Systems, Inc.
20110133807 - Differential latch, differential flip-flop, lsi, differential latch configuration method, and differential flip-flop configuration method: A differential latch comprising a data holding transistor, the differential latch comprising: a resetting transistor that is connected to a gate electrode of the data holding transistor and is controlled by a reset signal; and a switching transistor that is connected to the gate electrode of the data holding transistor... Agent: Nec Corporation
20110133808 - Apparatus: An apparatus has a delay circuit, a delay control circuit which detects the delay time of the delay circuit and generates a delay adjustment signal based upon the detection result, and a delay adjustment circuit operable to adjust delay time of the delay circuit in response to the delay adjustment... Agent: Elpida Memory, Inc.
20110133809 - Semiconductor device and method for cancelling offset voltage of sense amplifier: A semiconductor device includes first and second signal lines; a sense amplifier amplifying potential difference occurring in the first and second signal lines; a cancel charge generator circuit producing cancel charge that corresponds to offset voltage in the sense amplifier; a cancel charge storage circuit storing the cancel charge; and... Agent: Elpida Memory, Inc.
20110133811 - Clock distribution network: Some embodiments include apparatus and methods having a clock path with a combination of current-mode logic (CML) based and complementary metal-oxide semiconductor (CMOS) components.... Agent:
20110133810 - System and method for a semiconductor switch: In one embodiment, a semiconductor circuit for coupling a first node to a second node includes a first transistor having a first terminal coupled to the first node, a second terminal coupled to the second node, and a control terminal coupled to a control node. The circuit also includes a... Agent:
20110133812 - Physical quantity sensor: Provided is a physical quantity sensor capable of improving physical quantity detection precision thereof. The physical quantity sensor includes a bridge resistance type physical quantity detection element for generating a voltage based on a bias current and a physical quantity, a current supply circuit for supplying the bias current to... Agent:
20110133813 - Analog switch with a low flatness operating characteristic: An analog switch includes a transistor whose source connected to a signal input and whose drain is connected to a signal output. An output of a gate control circuit is connected to the transistor gate. A first input of the gate control circuit is connected to the source of the... Agent: Stmicroelectronics Asia Pacific Pte. Ltd. (sg)
20110133815 - Touch switches and practical applications therefor: A touch switch apparatus emulating a mechanical switch includes a field effect sensor and an electric field stimulator mechanically associated with the field effect sensor. A field generation signal applied to the field effect sensor causes an electric field to be generated thereabout. The electric field stimulator can be moved... Agent: Touchsensor Technologies, LLC
20110133814 - Tx output combining method between different bands: An output buffer includes a first output transistor, a first switch, a second switch and a third switch. The first output transistor is connected to a first operational voltage for outputting the first operational voltage as the data signal. The first switch is connected to a bulk of the first... Agent: Macronix International Co., Ltd.
20110133816 - Switch-body pmos switch with switch-body dummies: An analog sample-and-hold switch has parallel branches extending from an input node to an output node connected to a hold capacitor, each branch having a PMOS signal switch FET in series with a PMOS dummy FET. A sample clock controls on-off switching of the PMOS signal switch FETs, and an... Agent: Nxp B.v.
20110133817 - Tap switch with semiconductor switching elements: The invention relates to a tap switch for uninterrupted changeover between two winding taps (tap n, tap n+1) of a tapped transformer, wherein each of the two winding taps is connected to the common outgoing load line via in each case a mechanical switch (Ds) and a series circuit which... Agent:
20110133818 - Semiconductor device: A semiconductor device includes a semiconductor layer of a first conductivity type; a deep well of a second conductivity type formed in a portion of an upper layer portion of the semiconductor layer; a well of the first conductivity type formed in a portion of an upper layer portion of... Agent: Kabushiki Kaisha Toshiba
20110133821 - Charge pump circuit: A charge pump circuit has: first and second charge pump circuits alternately performing boosting operations; and a control circuit. The first (second) charge pump circuit has: plural stages of first (second) switch transistors connected in series; plural stages of first (second) connection nodes respectively connected to sources of the first... Agent: Renesas Electronics Corporation
20110133819 - Low power charge pump and method of operation: A charge pump and method for starting up a charge pump are provided. The charge pump comprises a plurality of charge pump cells and a start-up control circuit. Each charge pump cell has a clock terminal for receiving a delayed clock signal, an input terminal for receiving an input voltage,... Agent:
20110133820 - Multi-stage charge pump with variable number of boosting stages: A charge pump circuit for generating an output voltage is described. The charge pump includes multiple output generation stages connected in series, where the number of stages operating in a boosting mode is variable in order to regulate the pump. The number of stages arranged in series stays the same,... Agent:
20110133823 - Booster circuit, semiconductor device, and electronic apparatus: A conventional circuit requires a booster circuit for generating a voltage higher than an external power supply voltage, thus low power consumption is difficult to be achieved. In addition, a display device incorporating the aforementioned conventional switching element for booster circuit has problems in that the current load is increased... Agent: Semiconductor Energy Laboratory Co., Ltd.
20110133822 - Data-path cell on an seoi substrate with a back control gate beneath the insulating layer: This invention provides a semiconductor device structure formed on a conventional semiconductor-on-insulator (SeOI) substrate defined by a pattern defining at least one field-effect transistor having: in the thin film of the SeOI substrate, a source region, a drain region, a channel region, and a front control gate region formed above... Agent:
20110133824 - Microprocessor die with integrated voltage regulation control circuit: An integrated circuit die includes a microprocessor and a control circuit to control elements of a voltage regulator to supply power to the microprocessor.... Agent:
20110133826 - Integrated circuit package with multiple dies and queue allocation: A package includes a first die and a second die. The dies are connected to each other through an interface. At least one of the first and second dies includes a plurality of signal sources, wherein each source has at least one quality of service parameter associated therewith, and a... Agent: Stmicroelectronics (r&d) Ltd
20110133825 - Integrated circuit package with multiple dies and sampled control signals: A package includes a first die and a second die, at least one of said first and second dies being a memory. The dies are connected to each other through an interface. The interface is configured to transport both control signals and memory transactions. A sampling circuit samples the control... Agent: Stmicroelectronics S.r.l.
20110133827 - Semiconductor integrated circuit device: A semiconductor integrated circuit device provided with a first circuit block BLK1, a second circuit block DRV1 and a conversion circuit MIO1 for connecting the first circuit block to the second circuit block. The first circuit block includes a first mode for applying a supply voltage and a second mode... Agent: Renesas Electronics Corporation
20110133828 - Semiconductor device: A semiconductor device is provided in which a transistor which supplies a current to a load (an EL pixel and a signal line) can supply an accurate current without being affected by a variation. A voltage of each terminal of a transistor is controlled by using a feedback circuit using... Agent: Semiconductor Energy Laboratory Co., Ltd.
20110133829 - Feedback circuit with feedback impedance modulation for improving power saving: A feedback circuit with feedback impedance modulation according to the present invention comprises a compare circuit, a counter and a switching resistor circuit. The compare circuit receives a feedback signal of a power converter to compare the feedback signal with a threshold signal for generating a control signal. The feedback... Agent: System General Corp.06/02/2011 > 31 patent applications in 27 patent subcategories. invention type
20110128044 - Test apparatus, test method, and phase shifter: A test apparatus includes a recovered clock generating circuit generating a recovered clock having substantially the same phase as an output of a device under test (DUT), a data acquiring section acquiring a value of the output data at a timing indicated by a strobe signal based on the recovered... Agent: Advantest Corporation
20110128045 - System having correction unit and correcting method thereof: A system has a corrected unit, and a correction unit that performs binary search of a correction value with which an output of the corrected unit gets close to a reference value and feeds back the correction value to the corrected unit. The correction unit performs the additional comparison for... Agent: Fujitsu Semiconductor Limited
20110128046 - Monitoring system: The invention relates to a monitoring system, having an output module for generating a control signal in response to an input signal, a monitoring module for generating the input signal for the output module, an output device for outputting an output signal in response to the control signal, and a... Agent: Phoenix Contact Gmbh & Co. Kg
20110128047 - Half-power buffer amplifier: A half-power buffer amplifier includes a buffer stage having a first-half buffer stage and a second-half buffer stage. An output of the first-half buffer stage is controllably fed back to a rail-to-rail differential amplifier, and an output of the second-half buffer stage is controllably fed back to the rail-to-rail differential... Agent: Himax Technologies Limited
20110128048 - Voltage controlled current driver powered by negative voltage rail: A method and current drive circuit is provided that accepts a positive voltage input signal and supplies power to a load from a negative voltage rail.... Agent: Hamilton Sundstrand Corporation
20110128049 - Write driving device: A write driving device includes a buffer unit, a duration signal generation unit, and a data input clock pulse generation unit. The buffer unit is configured to generate an alignment signal in response to a transition timing of a data strobe signal. The duration signal generation unit is configured to... Agent: Hynix Semiconductor Inc.
20110128050 - Device and method for reducing harmful effects of electromagnetic radiation: The present invention relates to a device and a method for educing harmful effects to people of a first alternating electromagnetic field that is characterised by a first frequency. According to the invention, the device comprises extraction means for extracting electric power from the first alternating electromagnetic field and transmission... Agent: W.w.i.m. Ltd.
20110128051 - Programmable clock divider: In one or more embodiments, a programmable clock divider (PCD) can receive an input clock signal and a programmable number, and the PCD can produce a divided clock signal based on the programmable number. First and second circuits can compare first and second numbers, respectively, with a count value from... Agent: Freescale Semiconductor, Inc.
20110128052 - Clock hand-off circuit: A second latch latches the output data of a first latch using a third clock having the same frequency as that of a first clock. A third latch latches the output data of the second latch using a second clock having a frequency N (N represents an integer) times that... Agent: Advantest Corporation
20110128053 - Power-on reset signal generation circuit of semiconductor memory apparatus: A power-on reset signal generation circuit of a semiconductor memory apparatus includes an external voltage level detector configured to detect an external voltage and generate an external voltage detection signal; a band gap voltage generation unit configured to generate a band gap voltage in response to the external voltage detection... Agent: Hynix Semiconductor Inc.
20110128055 - Dll for period jitter measurement: A sensor (400) for sensing jitter in a clock signal has a DLL (402, 310, 312) for locking a clock signal and a delayed version of the clock signal. The sensor comprises a delay line (402) having a first number of cascaded controllable delay segments. The DLL uses a second... Agent: Nxp B.v.
20110128054 - Phase lock loop with tracking filter for synchronizing an electric grid: Methods and systems for synchronizing an electric grid having unbalanced voltages are provided. Voltage vectors may be synchronized in a phase-locked-loop configured to maintain synchronous operation of the grid even when the voltages are unbalanced. For example, a phase-locked-loop may be coupled to one or more tracking filters designed to... Agent: Rockwell Automation Technologies, Inc.
20110128057 - Delay locked loop and associated method: A delay locked loop includes a pulse generator, a delay unit, a phase detector and a control unit. The pulse generator generates a pulse signal and a determination signal according to an input clock signal. The delay unit delays the pulse signal according to a digital control signal to generate... Agent: Mstar Semiconductor, Inc.
20110128056 - Delay-locked loop circuit and semiconductor device including the same: A delay-locked loop (DDL) circuit and a semiconductor device including the same are provided. The DDL circuit includes: a control voltage generator for generating a control voltage corresponding to a delay difference between an input clock and a plurality of comparison clocks by comparing the input clock with the plurality... Agent: Samsung Electronics Co., Ltd.
20110128058 - Signal processing device: A signal processing device includes: a wiring unit including a plurality of signal input terminals, wirings extending from the signal input terminals, and a wiring concentration section on which the wirings are concentrated; a plurality of electronic circuit units, each including a device that outputs a signal, an output control... Agent: Fujitsu Limited
20110128059 - Duty correction circuit: A duty correction circuit is presented for use in compensating for a duty rate error brought about when a malfunction of a clock signal generator or a failure of a signal transmission line occurs. The duty correction circuit is configured to select one of differential signals as an input signal... Agent: Hynix Semiconductor Inc.
20110128060 - Delay adjustment device and delay adjustment method: Provided is a delay adjustment device for adjusting delay of a strobe signal, which specifies when to read a data signal on a data line, with respect to the data signal in order to perform data transfer with an external memory. A testing unit 150 included in a delay adjustment... Agent:
20110128061 - Phase generating apparatus and method thereof: A phase generating apparatus generates an output clock having a desired phase according to a digital signal. The apparatus includes a phase selecting unit and a phase generating unit. The phase selecting unit selects one of a plurality of input clocks according to a portion of bits of the digital... Agent: Mstar Semiconductor, Inc.
20110128062 - Low-noise fine-frequency tuning: Circuits, methods, apparatus, and code that provide low-noise and high-resolution electronic circuit tuning. An exemplary embodiment of the present invention adjusts a capacitance value by pulse-width modulating a control voltage for a switch in series with a capacitor. The pulse-width-modulated control signal can be adjusted using entry values found in... Agent:
20110128063 - Semiconductor integrated circuit: According to one embodiment, a semiconductor integrated circuit includes first and second level shift circuits. The first level shifter includes a plurality of transistors and is connected to a power source voltage supply node of a first power source system and to which a first signal of a second power... Agent:
20110128064 - Monitoring of power switching modules: c
20110128065 - Load driving apparatus: Semiconductor relays switch power supplied from a power source to drive loads, and further detect current values of electric currents flowing through the loads. A control section intermittently turns ON the semiconductor relays via driving circuits, thereby limiting electric power consumption of the loads. Further, the control section calculates, based... Agent: Sumitomo Electric Industries, Ltd.
20110128066 - Motor driving apparatus: If a power supply is provided to a circuit necessary to control a switch for switching a path after wakeup, or if a buckle switch is switched while a microcomputer is asleep, an electrical current necessary for reliable operation of the buckle switch cannot be supplied during sleep, so that... Agent: Hitachi Automotives Systems, Ltd.
20110128067 - Trimming of operative parameters in electronic devices based on corrections mappings: An embodiment of an electronic device having a plurality of operative parameters is provided. The electronic device includes means for applying a plurality of trimming actions to each parameter for causing a corresponding correction of the parameter, for at least one reference parameter, means for measuring the reference parameter responsive... Agent: Hynix Semiconductor Inc.
20110128068 - Fuse circuit and operation method thereof: A fuse circuit includes a control signal generation unit configured to generate a control signal that is enabled after a moment when a power-up signal is enabled, a potential control unit configured to control potentials of both ends of a fuse in response to the control signal, and a fuse... Agent:
20110128069 - Method of and structure for recovering gain in a bipolar transistor: A method of recovering gain in a bipolar transistor includes: providing a bipolar transistor including an emitter, a collector, and a base disposed between junctions at the emitter and the collector; reverse biasing the junction disposed between the emitter and the base with an operational voltage and for an operational... Agent: International Business Machines Corporation
20110128070 - Charge pump stage, method for controlling a charge pump stage and memory having a charge pump stage: A charge pump having a supply terminal, for receiving a supply voltage, and an output terminal, for supplying an output voltage. The charge pump has a control block including a comparator having a first comparison input, for receiving the supply voltage, a second comparison input, for receiving the output voltage,... Agent: Stmicroelectronics S.r.i.
20110128071 - Filter automatic adjustment circuit and method for adjusting characteristic frequency of filter, and wireless communication apparatus provided with the same: A filter automatic adjustment circuit is provided for adjusting a characteristic frequency of a main filter whose characteristic frequency is adjustable with a reference signal frequency served as a target frequency. A reference filter has modes selectively changed over, and filters an inputted reference signal. A phase difference detector detects... Agent:
20110128072 - Repair circuit and semiconductor apparatus including the same: A repair circuit of a semiconductor apparatus includes a transmission control unit configured to generate first through nth (n is an integer equal to or greater than 2) control signals in response to a repair information signal, and enable all mth through nth control signals when the repair information signal... Agent: Hynix Semiconductor Inc.
20110128073 - Semiconductor integrated circuit: According to one embodiment, a semiconductor integrated circuit includes first to six transistors and a constant current source circuit. The first and second transistors form a current mirror circuit connected to a first power source node. The third and fourth transistors form a differential pair circuit. The third and fourth... Agent:
20110128074 - Primitive cell and semiconductor device: A primitive cell according to the present invention includes: an internal circuit; a power supply wire that applies a power supply voltage to the internal circuit; and a ground wire that applies a ground voltage to the internal circuit, in which the power supply wire and the ground wire are... Agent: Renesas Electronics CorporationPrevious industry: Electronic digital logic circuitry
Next industry: Demodulators
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