Miscellaneous active electrical nonlinear devices, circuits, and systems inventions

20090267650 - Passive offset and overshoot cancellation for sampled-data circuits: A zero-crossing detector with effective offset cancellation includes a set of series connected capacitors and an amplifier having an input terminal. An offset capacitor is operatively connected between the amplifier and the set of series connected capacitors. A switch is operatively connected to the input terminal, and an offset sampling... Agent: Gauthier & Connors, LLP

20090267651 - Switch state detector and encoder: A switch state detector for use in a system wherein a plurality of n switches (S1, . . . , Sn) produces on a single line (22) a number of discrete voltage levels each representative of one particular state of open and closed switches. The switch state detector comprises a... Agent: Texas Instruments Incorporated

20090267652 - Methods and circuits for triode region detection: The present invention relates to circuits and methods for detecting transistor operation in the triode region including a circuit for a transistor in a constant current source. The circuit comprises a detector having a first input, a second input, and an output. The first input of the detector is coupled... Agent: Howrey LLP-ca

20090267653 - Semiconductor integrated circuit device: For a semiconductor integrated circuit device such as AFE including a CDS amplifier, in case of excessive signal input to the CDS amplifier, a technique capable of preventing the response characteristic of the CDS amplifier from deteriorating is provided. In the AFE including the CDS amplifier, the CDS amplifier is... Agent: Mattingly & Malur, P.C.

20090267655 - Analog buffer with voltage compensation mechanism: An analog buffer having voltage compensation mechanism is disclosed for use in a source driving circuit of a liquid crystal display. The analog buffer includes a reference voltage generator, a plurality of capacitors, a plurality of switches, and a plurality of transistors. Each of the capacitors is utilized to store... Agent: North America Intellectual Property Corporation

20090267654 - High-speed transmit driver switching arrangement: The invention relates to a line driver to drive a transmission line with a differentially balanced signal, with selectable signal amplitude, with output impedance matched to a characteristic impedance of the transmission line, and with reduced dissipation. The line driver includes a first driver subcircuit including a first and a... Agent: Slater & Matsil LLP

20090267656 - Precision triangle waveform generator: A triangle waveform generator is set forth that comprises a capacitive element, a regulator, and a control circuit. The regulator is configured to charge the capacitive element in responsive to a first control signal and to discharge the capacitive element in response to a second control signal. The control circuit... Agent: Harman - Brinks Hofer Chicago Brinks Hofer Gilson & Lione

20090267657 - Method and apparatus for divider unit synchronization: A method an apparatus for synchronizing phases of one or more divider units comprise powering on a master divider unit to provide a reference signal. A phase of a slave divider unit is synchronized to the reference signal from the master divider unit by providing a power on pulse at... Agent: Qualcomm Incorporated

20090267658 - Synchronizing frequency and phase of multiple variable frequency power converters: In an embodiment, a power converter system includes a plurality of variable frequency power converters and a plurality of synchronization circuits. Each variable frequency power converter has a switching frequency. Each synchronization circuit is associated with a respective one of the plurality of variable frequency power converters. A control circuit... Agent: Sidley Austin LLP

20090267659 - Power-on reset circuit and electronic device using the same: A power-on reset circuit, connected to an external direct current (DC) power source, to receive DC power signals and generate a reset signal, includes a delay circuit, a combination circuit and a shaping circuit. The delay circuit comprises a plurality of delay units, to delay the received DC power signals... Agent: PCe Industry, Inc. Att. Steven Reiss

20090267660 - Circuit and design structure for synchronizing multiple digital signals: Disclosed is a circuit configured to synchronize multiple signals received by one clock domain from a different asynchronous clock domain, when simultaneous movement of the signals between the clock domains is intended. In the circuit multiple essentially identical pipelined signal paths receive digital input signals. XOR gates are associated with... Agent: Frederick W. Gibb, Iii Gibb Intellectual Property Law Firm, LLC

20090267661 - Pll control circuit: A PLL control circuit, which outputs a PLL clock in response to a reference clock, is provided with a frequency adjustment circuit which performs frequency adjustment such that the PLL clock frequency is substantially constant even when the reference clock varies. The frequency adjustment circuit changes a set value in... Agent: Sughrue Mion, PLLC

20090267662 - Fast response phase-locked loop charge-pump driven by low voltage input: Phase-locked loop charge pump driven by low voltage input. In one aspect, a charge pump for a phase-locked loop circuit includes a sourcing current transistor providing a sourcing current, wherein the sourcing current transistor is coupled to a high-voltage operating voltage supply. A sourcing control circuit uses low-voltage sourcing control... Agent: Sawyer Law Group PC

20090267663 - Electronic system that adjusts dll lock state acquisition time: One embodiment provides an electronic system including a delay locked loop and a control circuit. The delay locked loop is configured to be enabled and update lock state data and to be disabled and store the locked state data. The control circuit is configured to periodically enable the delay locked... Agent: Dicke, Billig & Czaja

20090267664 - Pll circuit: In an ADPLL composed of a digital circuit, a technique improving phase difference detection in a vicinity of a phase difference of 0 (zero) is provided. A feedback loop comprises a PFD comparing phases and frequencies of a reference signal and a feedback signal, a TDC converting an output of... Agent: Mattingly & Malur, P.C.

20090267665 - Semiconductor memory device for generating a delay locked clock in early stage: A semiconductor memory apparatus includes a first delay locked loop configured to delay a system clock by a predetermined time to thereby generate a first delay locked clock synchronizing a data output timing with the system clock, a second delay locked loop configured to delay an inverse signal of the... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090267666 - Phase difference detector and phase difference detection method: A phase difference detector for detecting a phase difference between input clocks which both have a same first frequency, including: a pulse width conversion unit for converting the input clocks into a phase difference signal indicating by a pulse width a phase difference between the input clocks; and a counter... Agent: Hanify & King Professional Corporation

20090267667 - Low power programmable clock delay generator with integrated decode function: A programmable Local Clock Buffer has a single inverter between the clock input and the delayed clock output. A transistor switch modulates the single inverter stage between a clock signal transmit state and a non-transmitting state. A combination of delay select bits control the timing of the beginning and ending... Agent: International Business Machines Corporation Richard Lau

20090267668 - Method and apparatus for calibrating a delay chain: Apparatus and methods are provided for calibration within a delay chain. In various embodiments, such apparatus and techniques can be used to address delay mismatch, but are not limited to such applications. Additional apparatus, systems, and methods are disclosed.... Agent: Schwegman, Lundberg & Woessner, P.A.

20090267669 - Microwave generating apparatus and microwave generating method: The present invention is a microwave generating apparatus comprising: a switch signal generator that generates a square wave switch signal having a fundamental frequency of a microwave band; a switching power amplifier that performs a switching power amplification based on the switch signal so as to output an amplified signal;... Agent: Smith, Gambrell & Russell

20090267670 - Circuit with parallel functional circuits with multi-phase control inputs: A circuit has a plurality of functional circuits (100a-f), each with multiphase control inputs. A control circuit drives the inputs for each phase in parallel. The control circuit (120a-c) comprises a chain of one-shot circuits (120a-c), each comprising a bi-stable circuit (121). The bi-stable circuit (121) of a first one-shot... Agent: Nxp, B.v. Nxp Intellectual Property & Licensing

20090267671 - Optimization of library slew ratio based circuit: Disclosed is a technique for providing minimal sequential overhead in a flip-flop circuit. Equalization of setup times is achieved in one embodiment. In addition, delays in clock to Q can be equalized for both rising data transitions and falling data transitions. Large setup times are not required since optimization techniques... Agent: Cochran Freund & Young LLC Lsi Corporation

20090267672 - Serial peripheral interface (spi) circuit and display using the same: A serial peripheral interface (SPI) circuit and a display using the same are provided. The SPI circuit includes a mater device and a slave device. A serial data input pin and a serial data output pin of the slave device are both electrically connected to a data input/output pin of... Agent: Jianq Chyun Intellectual Property Office

20090267673 - Signal generation circuit: A signal generation circuit that uses a waveform generation mechanism to generate predetermined waveform(s) when triggered. A triggering mechanism is configured to repeatedly trigger the waveform generation mechanism at times that are dependent on data provided by a data source. The predetermined waveform may be a bandwidth-limited pulse, but might... Agent: Semiconductor Components Industries, LLC Intellectual Property Dept. - A700

20090267674 - Clock control circuit and semiconductor memory device using the same: A clock control circuit comprises a control signal generating unit configured to generate a control signal disabled in a predetermined state while in an active mode, and a clock transferring unit configured to transfer an external clock in response to the control signal.... Agent: Cooper & Dunham, LLP

20090267675 - Offset compensation using non-uniform calibration: Methods and systems for offset compensation using calibration are provided. Embodiments enable offset compensation using non-uniform calibration. Embodiments enable calibration schemes configurable according to the probability distribution function (PDF) of the random offset. Embodiments enable calibration schemes configurable with multiple levels of calibration resolution according to the PDF of the... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20090267676 - Multi-input mixer, mixer device, and mixing method: A mixer device includes a differential circuit, a transconductance circuit, and a selecting circuit. The differential circuit receives a differential input signal and generates a differential output signal. The transconductance circuit is coupled to the differential circuit, receives a plurality of radio frequency input signals, and determines to mix at... Agent: Foley And Lardner LLP Suite 500

20090267677 - Compact ejectable component assemblies in electronic devices: Electronic devices are provided with ejectable component assemblies. The ejectable component assembly may include a tray that can be loaded with one or more removable modules, wafers coupled to circuit boards, cages and retaining plates to assist in retaining the tray within the assembly. The ejectable component assembly may include... Agent: Kramer Levin Naftalis & Frankel LLP

20090267678 - Integrated circuit with improved data rate: An integrated circuit includes: a terminal for outputting data, a driver for providing the data to the terminal, and a switch for selectively connecting/disconnecting the driver to the terminal. The disconnection of the driver reduces the capacitive load on the connection between the terminal and driver, thus reducing limitations on... Agent: Edell, Shapiro & Finnan, LLC

20090267679 - Analog multiplexer and its select signal generating method: To provide an analog multiplexer capable of extending the frequency characteristic of the analog multiplexer in terms of frequency band. The analog multiplexer 1 includes a plurality of input terminals I1 to In, a reference voltage input terminal REF, a first output terminal O1, a second output terminal O2, a... Agent: Foley And Lardner LLP Suite 500

20090267680 - Power driving device for electronic device: The present invention discloses a power driving device for an electronic device, comprising: a data input terminal capable of receiving a sequential data comprising at least a first power control sequential data and at least a second power control sequential data; an operation module capable of performing operation on the... Agent: Wpat, PC

20090267681 - Integrated circuit and method of configuring an integrated circuit: An integrated circuit comprises an output terminal to be coupled to a non-linear circuit element, an output circuit coupled to the output terminal, the output circuit being configured to supply an operating signal to the non-linear circuit element, a measuring circuit coupled to the output terminal, the measuring circuit being... Agent: Coats & Bennett/infineon Technologies

20090267682 - High precision power-on-reset circuit with an adjustable trigger level: An electronic device comprising circuitry for providing a Power-on-Reset (POR) signal as a function of a supply voltage level of the circuitry. The circuitry comprises a Vbe-cell or a Vgs-cell comprising a first current path including a first transistor and a second current path including a second transistor. Each transistor... Agent: Texas Instruments Incorporated

20090267683 - Internal voltage generator of semiconductor device: Embodiments of the present invention are directed to provide an internal voltage generator of a semiconductor memory device for generating a predetermined stable level of an internal voltage. The semiconductor memory device includes a control signal generator, an internal voltage generator and an internal voltage compensator. The control signal generator... Agent: Mannava & Kang, P.C.

20090267685 - Circuit and method for controlling internal voltage: The A circuit for controlling an internal voltage, comprising: a level detector configured to detect a voltage level of a core voltage to generate a core voltage level detection signal; a release controller configured to generate a release control signal according to the core voltage level detection signal; and a... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090267684 - Internal voltage generating circuit of semiconductor device: An internal voltage generating circuit of a semiconductor device includes a first voltage driver configured to pull up an internal voltage terminal during a period where a level of the internal voltage terminal is lower than a target level, and a second voltage driver configured to pull up the internal... Agent: Mannava & Kang, P.C.

20090267686 - Semiconductor integrated circuit device: A semiconductor integrated circuit device enhanced in design efficiency while achieving multi-functionalization and power saving is to be provided. The semiconductor integrated circuit device has first through third circuit blocks, and is placed in a first power supply state in which the operation of internal circuits in the first circuit... Agent: Antonelli, Terry, Stout & Kraus, LLP

20090261861 - Current detection circuit: There is provided a current detection circuit capable of preventing an excessive voltage from being applied to an input terminal of a differential amplifier, without resulting in reduction in current detection accuracy. The current detection circuit includes a power MOSFET 1 (a first semiconductor switching device), a sense MOSFET 2... Agent: Mcginn Intellectual Property Law Group, PLLC

20090261862 - Techniques for measuring voltages in a circuit: A circuit can include a comparator, a resistor divider, a control circuit, and a multiplexer. The comparator compares an internal supply voltage of the circuit to a selected reference voltage. The resistor divider generates reference voltages. The control circuit receives an output signal of the comparator and generates a select... Agent: Steven J. Cahill/ Altera Corp.

20090261863 - Start signal detection circuit: A start signal detection circuit includes a wave-detection circuit 1 outputting a voltage in accordance with an envelope of a radio signal from an output point B, a reference voltage generation circuit 2 outputting a voltage at the output point B at a non-signal state as a reference voltage to... Agent: Sughrue Mion, PLLC

20090261864 - Current mode data sensing and propagation using voltage amplifier: A method and a circuit for current mode data sensing and propagation by using voltage amplifier are provided. Example embodiments may include providing an output signal from a voltage amplifier in response to the voltage amplifier receiving an input signal. The method may include providing a current output signal from... Agent: Schwegman, Lundberg & Woessner/micron

20090261865 - High voltage cmos output buffer constructed from low voltage cmos transistors: A high voltage CMOS output buffer is constructed from low voltage CMOS transistors. The output buffer employs a series of unique CMOS inverter stages, each of which contains a switched PMOS transistor, one or more voltage drop blocks, and a switched NMOS transistor. The voltage drop blocks are composed of... Agent: Law Office Of Mark C. Pickering

20090261867 - Semiconductor device having voltage output circuit: Input and output nodes, an output circuit and a drive circuit are provided. The output circuit includes first and second n-channel MOS transistors connected to each other in series. A drain of the first n-channel MOS transistor is connected to a first line. A source of the first n-channel MOS... Agent: Turocy & Watson, LLP

20090261866 - Voltage divider circuit: Provided is a voltage divider circuit for dividing an input voltage in accordance with a predetermined ratio with high accuracy, in which a source current does not flow from a voltage source and a sink current does not flow into the voltage source. The voltage divider circuit according to the... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20090261868 - Harmonic suppression circuit, an injection-locked frequency divider circuit and associated methods: The invention includes a harmonic suppression circuit, an injection-locked frequency divider circuit (ILFD) and associated methods. The harmonic suppression circuit comprises a source voltage, two suppression modules, two input terminals, two smoothed output terminals and a ground. The ILFD comprises a ground, an input transistor, an input terminal, two divider... Agent: Venable LLP

20090261869 - Clock domain data transfer device and methods thereof: Two clock domains of a data processing device are each synchronized with a different clock signal. The clock signals are generated by clock generation logic. The clock generation logic also generates a transfer enable signal based on the relative frequency of each clock signal to indicate when data can be... Agent: Larson Newman & Abel, LLP

20090261871 - Method and system for power saving and state retention in electronic device: A method and a system for power saving and state retention in an electronic device are provided. The method for power saving and state retention in an electronic device includes recording a state variation of electronic components of a plurality of groups in a second circuit of the electronic device... Agent: Virtual Law Partners LLP

20090261870 - Power-on detection circuit for detecting minimum operational frequency: A power-on detection circuit for detecting a minimum operational frequency includes: an oscillating circuit, which includes: a ring oscillator, for generating a first oscillating signal; and a high pass filter for filtering the first oscillating signal to generate a second oscillating signal. The power-on detection circuit also includes a rectification... Agent: North America Intellectual Property Corporation

20090261872 - Fast, low power formatter for automatic test system: Automated test equipment (ATE) used to test semiconductor components during the manufacturing process. The ATE generates and measures signals at test points of a device under test. The ATE includes a signal formatter with an SR latch having set and reset inputs each connected through or coupled to a number... Agent: Teradyne, Inc. C/o Wolf, Greenfield & Sacks, P.C.

20090261873 - Signal generating circuit: A signal generating circuit includes a detecting circuit, a charge pump, a first level shifter, a filtering circuit, a second level shifter and a controllable oscillator. The detecting circuit outputs a detecting signal according to a reference signal and an oscillating signal. The charge pump outputs a first output signal... Agent: North America Intellectual Property Corporation

20090261874 - Phase locked loop with small size and improved performance: A phase locked loop (PLL) includes a frequency detector and a type 1 PLL including a phase detector. The phase detector produces a phase error signal indicative of a difference in phase between a reference signal and a feedback signal, while the frequency detector produces a frequency error signal indicative... Agent: Garlick Harrison & Markison

20090261875 - Electronic circuit: An electric circuit, for use in a phase lock loop circuit, the electric circuit comprising: a first circuit element, being a phase frequency detector or a charge pump; at least one LC resonant loop, the first circuit element forming part of the loop; and means arranged to reduce ringing in... Agent: Klarquist Sparkman, LLP

20090261876 - Voltage controlled oscillator: An embodiment of the voltage controlled oscillator is provided. The oscillator comprises a first inductor set, a second inductor set, a second capacitor, a voltage source and a negative resistance element. The inductance of the second inductor set is k times the inductance of the first inductor set. The voltage... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090261877 - Duty cycle correction circuit with wide-frequency working range: A duty cycle correction circuit with wide-frequency working range utilizes a pulse generator having adjustable pulse width function to adjust the width of the pulse and outputs a clock signal with the duty cycle of 50%. The pulse generator includes a NAND gate, a modulation device, and an inverter. The... Agent: North America Intellectual Property Corporation

20090261878 - Method and apparatus for amplifying a time difference: Various methods and apparatus can be used for amplifying a time interval in a variety of applications. In an embodiment, a feedback device is implemented in a time amplifier in conjunction with an output device of the time amplifier.... Agent: Schwegman, Lundberg & Woessner, P.A.

20090261879 - Voltage and temperature compensation delay system and method: A delay circuit provides a voltage and temperature compensated delayed output signal. The delay circuit includes a first delay stage that receives an input signal, and generates a delayed output signal from the input signal. The delay circuit also includes a second delay stage that receives the delayed output signal... Agent: Dorsey & Whitney LLP Intellectual Property Department

20090261880 - Semiconductor integrated circuit device: In order to transfer data at high speed over a long distance, a current mode logic output circuit (CML) having a large number of taps, high accuracy, and a wide switchable range of the amount of pre-emphasis is needed. However, when the amount of emphasis is set by adding unit... Agent: Miles & Stockbridge PC

20090261881 - Signal processing device having a variable current source: A signal processing device suppresses a DC offset without omission of a low-frequency component of a signal in a receiver in a direct conversion system. The signal processing device includes an input terminal 29, a gain amplifier 31 that amplifies an input signal to generate an output signal, comparators 32... Agent: Mcginn Intellectual Property Law Group, PLLC

20090261882 - Skewed double differential pair circuit for offset cancelllation: A differential system producing differential signals with offset cancellation utilizing a double differential input pair system is disclosed. It uses two parallel differential transistor pairs which are intentionally skewed. Nominally, the differential pairs are skewed in opposite direction from each, but with equal magnitude, so that the combination of the... Agent: Ibm Microelectronics Intellectual Property Law

20090261883 - Symmetric blocking transient voltage suppressor (tvs) using bipolar transistor base snatch: A symmetrical blocking transient voltage suppressing (TVS) circuit for suppressing a transient voltage includes an NPN transistor having a base electrically connected to a common source of two transistors whereby the base is tied to a terminal of a low potential in either a positive or a negative voltage transient.... Agent: Bo-in Lin

20090261884 - Level shifter using coupling phenomenon: A level shifter removes delay, which is generated at the time of transition of an input signal level, by adjusting a size of NMOS transistors to perform pull-down and pull-up operations. The level shifter includes a coupling unit for setting up a voltage level of a first node according to... Agent: Cooper & Dunham, LLP

20090261885 - Power-on detecting circuit and level converting circuit: When a low supply potential has risen while a high supply potential has not risen, a logical value “0” is output as an output signal by applying a ground potential to an input terminal of a latch circuit through a capacitor. On the other hand, when the high supply potential... Agent: Turocy & Watson, LLP

20090261886 - Mixer circuit, communication device, and electronic equipment: A mixer circuit includes a grounded-gate amplifier disposed between an input node and a first node, and first through nth (n denotes an integer equal to or greater than 1) series transistor rows disposed between the first node and a second node, each of the first through nth series transistor... Agent: Oliff & Berridge, PLC

20090261887 - System for reducing second order intermodulation products from differential circuits: A passive CMOS differential mixer circuit with a mismatch correction circuit for balancing the electrical characteristics of the two output paths. Once the output paths of the differential circuit are balanced, or matched as closely as possible, second order intermodulation product generation can be inhibited or at least reduced to... Agent: Eaton Peabody Patent Group, LLC

20090261888 - Autonomous control of multiple supply voltage generators for display drivers: Circuits and methods to operate an arrangement of one or more charge pumps with two or more power supplies where each supply is able to vary over a range of voltages, and where any one supply can be of a higher or lower voltage than any of the others have... Agent: Saile Ackerman LLC

20090261889 - Data output clock signal generating apparatus and semiconductor integrated circuit with the same: A data clock control apparatus includes a bias voltage generator configured to receive a plurality of test mode signals and a plurality of fuse signals and to generate a bias voltage to secure a predetermined potential difference from an external driving power supply, and a clock signal controller configured to... Agent: Baker & Mckenzie LLP Patent Department

20090261891 - Charge pump: The present invention relates to a charge pump, which uses a chopper circuit or a clamp circuit coupled between a pump capacitor and an output capacitor for preventing a parasitic transistor produced by a switching mechanism from turning on. Thereby, the performance of the charge pump is improved effectively.... Agent: Sinorica, LLC

20090261890 - Regulated voltage boost charge pump for an integrated circuit device: An apparatus and method for a regulated voltage boost charge pump for an integrated circuit (IC) device. The charge pump generally includes a plurality of switching networks and a lift capacitor that are intermittently coupled to an output capacitor or to a regulating transistor, a differential error amplifier biasing a... Agent: Dillon & Yudell LLP

20090261893 - Semiconductor device including cell transistor and cell capacitor: A semiconductor memory device includes a current source, a first resistance element, a comparator, and a charge pump. The current source supplies current to a first node. The current source includes a first transistor, and a second transistor. The first transistor supplies a drain current. The second transistor supplies a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090261892 - Voltage generating circuit and semiconductor device having the same: An active charge pump circuit may include a charge pump circuit, a control circuit, and a charge transfer circuit. The charge pump circuit may generate a charge pumping voltage in response to an active enable signal. The control circuit may generate a charge transfer control signal varying between a ground... Agent: Harness, Dickey & Pierce, P.L.C

20090261894 - Over-voltage protection circuit and lcd driving circuit using the same: An LCD driving circuit comprising an over-voltage protection circuit includes an input terminal to receive an input voltage, a voltage-dividing circuit, a voltage-stabilizing circuit including a voltage-stabilizing element, a control circuit, a switching element, and an output terminal. The voltage-dividing circuit provides a reference voltage according to the input voltage... Agent: Wei Te Chung Foxconn International, Inc.

20090261895 - Bandgap voltage reference circuit: A bandgap voltage reference circuit includes an operational amplifier, a first transistor, a second transistor, a third transistor, a first resistor, a second resistor, a first diode, a second diode, and a divider. The first transistor, the second transistor, and the third transistor form current mirrors. The reference current of... Agent: North America Intellectual Property Corporation

20090261896 - Leakage current suppressing circuit and semiconductor chip: A leakage current suppressing circuit includes a bias generating unit and a switch unit. The bias generating unit is adapted to be coupled to a power source and an output terminal, and generates a bias voltage substantially equal to a voltage at the power source when the power source is... Agent: Mcnees Wallace & Nurick LLC

20090261897 - Applying trenched transient voltage suppressor (tvs) technology for distributed low pass filters: An electronic circuit includes a filtering circuit implemented with a distributed inductor-and-capacitor (LC) network that includes metal oxide effect (MOS) trenches opened in a semiconductor substrate filled with dielectric material for functioning as capacitors for the distributed LC network. The electronic circuit further includes a transient voltage suppressing (TVS) circuit... Agent: Bo-in Lin

20090261898 - Systems and methods for oscillation suppression in switching circuits: A switching circuit configured to reduce the effects of signal oscillation on the operation of the switching circuit is provided. The switching circuit may include signal oscillation and detection circuitry that suppresses control signals during a detected oscillation, allowing stored energy to naturally decay in the switching circuit and thereby... Agent: Mcdermott Will & Emery LLP

20090256595 - Phase detecting module and detecting method thereof: A phase detecting module capable of optimizing detection accuracy and noise robustness, and a detecting method, are included. The phase detecting module includes a phase detecting circuit, an energy estimating circuit and a selecting circuit. The phase detecting circuit detects a phase of an input signal to generate a phase... Agent: Wpat, PC

20090256596 - Flip-flop, frequency divider and rf circuit having the same: A flip-flop, and a frequency divider and an RF circuit using the flip-flop. The frequency divider, which receives a first signal and generates a second signal by dividing a frequency of the first signal, including a plurality of flip-flops that each latch and output a signal based on the first... Agent: Stanzione & Kim, LLP

20090256597 - Power-on reset circuit: A power-on reset circuit according to an embodiment of the present invention includes an input control unit configured to generate a default input signal in response to a power-on reset signal and a clock, a counting unit configured to perform a counting operation in response to the default input signal... Agent: Townsend And Townsend And Crew, LLP

20090256598 - Power-up signal generator of semiconductor memory apparatus and method for controlling the same: A power-up signal generator of a semiconductor memory apparatus includes a power-up signal generating unit that includes a MOS transistor having a gate receiving a divided voltage of an external supply voltage, the power-up signal generating unit determining a level of a power-up signal according to a turn-ON state of... Agent: Baker & Mckenzie LLP Patent Department

20090256599 - Semiconductor integrated circuit device: In a semiconductor integrated circuit device generating internal power from external power, an abnormal operation may occur due to an indefinite state of a control signal when the external power is applied and the internal power rises. The semiconductor integrated circuit includes an internal power generating circuit, a control circuit... Agent: Mattingly & Malur, P.C.

20090256600 - Input clock detection circuit for powering down a pll-based system: An apparatus is provided for detecting the loss of an input clock signal for a phase-locked loop (PLL). The apparatus includes a time delay circuit, a first frequency divider and a digital logic circuit. The time delay circuit receives the input clock signal and outputs a first time-delayed clock signal.... Agent: Panitch Schwarze Belisario & Nadel LLP

20090256601 - Phase to digital converter in all digital phase locked loop: A phase to digital converter, all digital phase locked loop, and apparatus having an all digital phase locked loop are described herein. The phase to digital converter includes a phase to frequency converter driving a time to digital converter. The time to digital converter determines a magnitude and sign of... Agent: Qualcomm Incorporated

20090256602 - Variable loop bandwidth phase locked loop: An apparatus comprising a voltage controlled oscillator, a first charge pump, a second charge pump, a switch circuit and a comparator circuit. The voltage controlled oscillator may be configured to generate an output signal oscillating at a first frequency in response to a control signal. The charge pump circuit may... Agent: Christopher P Maiorana, PC Lsi Corporation

20090256605 - Phase controlling apparatus, phase-control printed board, and controlling method: In response to an input signal, in a first delay line, a delay amount is added to a phase of the input signal by each delay unit. In a DLL circuit, in response to an external signal that can be externally switched to a signal different in frequency is accepted,... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20090256603 - Register controlled delay locked loop circuit: A register controlled delay locked loop (DLL) circuit, including: a phase comparator configured to compare phases of a source clock and a feedback clock with each other, and a clock delay circuit configured to delay a phase of an internal clock synchronized with a clock edge of the source clock... Agent: Mannava & Kang, P.C.

20090256604 - Register controlled delay locked loop circuit: A register controlled DLL circuit occupies a relatively small area in a semiconductor device by reducing the number of flip-flops for generating timing pulses that are used to control a DLL operation and sequentially toggled. The registered controlled DLL circuit for generating a DLL clock by delaying internal clocks includes... Agent: Mannava & Kang, P.C.

20090256606 - Digital signal input device and method of controlling the same: A digital signal input device has a first input terminal and a second input terminal, a charging circuit connected between the first input terminal and the second input terminal, and a digital signal detection unit that outputs a digital signal of a logical value corresponding to a level of a... Agent: Buchanan, Ingersoll & Rooney PC

20090256607 - Powered ring to maintain io independent of the core of an integrated circuit device: In an integrated circuit device, a power circuit for maintaining asserted values on an input output pin of the device when a functional block of the device is placed in a sleep mode. The device includes a power circuit disposed along the periphery of the device, the power circuit configured... Agent: Nvidia C/o Murabito, Hao & Barnes LLP

20090256608 - Low leakage data retention flip flop: A disclosed embodiment is a low leakage data retention flip flop comprising a master circuit for retaining data during sleep mode, wherein the master circuit is configured to receive a reduced supply voltage during the sleep mode. The flip flop includes a slave circuit having low threshold voltage transistors, where... Agent: Farjami & Farjami LLP

20090256609 - Low power flip flop through partially gated slave clock: A system and method for reducing power consumption within a flip-flop circuit on a semiconductor chip. A gated input clock signal is received by a slave latch. The gated input clock is derived from an ungated input clock signal and a clock gating condition. The clock gating condition determines when... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel (amd)

20090256610 - Quadrature phase correction circuit: A quadrature phase correction circuit includes an N-bit code counter configured to generate an N-bit code value according to a detected phase difference when a quadrature phase correction is carried out; a storage configured to store N-bit code values according to a plurality of detected phase differences; and a controller... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090256611 - Semiconductor device and timing adjusting method for semiconductor device: In a semiconductor device, a delaying circuit is configured to delay an input signal based on an internal setting data to output as a timing signal. A delay determining section is configured to determine a delay state of each of a plurality of delay signals obtained by delaying the timing... Agent: Foley And Lardner LLP Suite 500

20090256612 - Delay circuit and semiconductor memory device including the same: A delay circuit that includes a logic gate through which an input signal passes, a capacitor configured to be charged and discharged at an output terminal of the logic gate and delaying the input signal, and a mirroring unit configured to constantly maintain current output by the logic gate by... Agent: Mannava & Kang, P.C.

20090256614 - Apparatus and method for generating clock signal: The invention is related to an apparatus and a method for generating an output clock. The method comprises: receiving a transmitted signal comprising at least one data signal and at least one synchronized signal; producing a reference signal according to the synchronization signal; counting the first reference signal according to... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090256613 - Pulse signal generating device, transport device, image forming apparatus, and pulse generating method: A pulse signal generating device includes: an encoder that outputs a pulse with a period corresponding to the speed of an object to be detected; a measurement unit that measures a period of the pulse; a storage unit that stores the measured period; an operation unit that calculates a reasonable... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090256615 - Pulse signal generating device, transport device, image forming apparatus, and pulse generating method: A pulse signal generating device includes: the plurality of encoders each of which outputs an encoder signal with a pulse period corresponding to the speed of an object to be detected; delay amount control unit that controls a relative delay amount with respect to a pulse signal for each of... Agent: Workman Nydegger 1000 Eagle Gate Tower

20090256616 - Hot swap controller with zero loaded charge pump: The present invention includes a pass transistor that limits current drawn from a circuit without using a series resistor and while drawing minimal current from an external supply. A current mirror of the output current is formed and compared to a reference current. When the output current increases, the mirror... Agent: Cesari And Mckenna, LLP

20090256617 - Voltage level shifter: Methods, systems, and devices are described for providing voltage level shifting that may operate reliably and at low power, even at high voltages and/or high switching frequencies. Embodiments receive an input signal representing input information, and effectively generate two voltage responses as a function of the input signal. Each voltage... Agent: Townsend And Townsend And Crew, LLP

20090256618 - Switching element driving device and switching element driving method: A switching element driving device has a first transistor that decreases the gate voltage of a power element at a faster rate than during a normal turn-off, and a second transistor that decreases the gate voltage of the power element at a slower rate than during a normal turn-off. If... Agent: Kenyon & Kenyon LLP

20090256619 - High-side driver: A high-side driving circuit is provided, where Q terminal and Q terminal of the latch circuit respectively feed back to the first switch and the second switch, which may control asymmetric impedance, such that the high-side driving circuit can prevent noise.... Agent: Chih Feng Yeh Brian M. Mcinnis

20090256620 - Programmable signal routing: A distributed signal multiplexer circuit programmably routes electronic signals. The circuit includes at least two distributor subcircuits. Each distributor subcircuit is configured to connect an input port to an output port through a switch, with a state of each switch being controlled by information received at a control port. The... Agent: Townsend And Townsend And Crew, LLP

20090256621 - Signal transfer circuit: There is provided a signal transfer circuit, comprising a first pull-up transistor and a first pull-down transistor configured to drive a first signal transmission line in response to a signal of a second signal transmission line, a first path controlling unit configured to prevent a signal from being transferred through... Agent: Blakely Sokoloff Taylor & Zafman LLP

20090256622 - Soft thermal failure in a high capacity transmission system: A method of managing operation of an Integrated Circuit (IC) designed to process a signal A temperature of the IC is detected, and signal processing performed by the IC adjusted based on the detected temperature.... Agent: Blake, Cassels & Graydon, LLP

20090256623 - Temprature sensor circuit: In a temperature sensor circuit, a temperature sensor is configured to output a first voltage corresponding to temperature. A voltage source is configured to output a second voltage having the same nonlinear dependence on the temperature as a nonlinear dependence of the first voltage on the temperature. An amplifier is... Agent: Foley And Lardner LLP Suite 500

20090256624 - Antifuse and methods of operating and manufacturing the same: Provided are an antifuse and methods of operating and manufacturing the same. The antifuse may include first and second conductors separate from each other; a dielectric layer for an antifuse between the first and second conductors; and a diffusion layer between one of the first and second conductors and the... Agent: Harness, Dickey & Pierce, P.L.C

20090256625 - Circuit and method for a gate control circuit with reduced voltage stress: Circuit and method for a gate control output circuit having reduced voltage stress on the devices is disclosed. In a circuit of MOS transistors for supplying an output to control a transfer gate, the output having a high voltage level that exceeds a supply voltage, first and second clamping circuits... Agent: Slater & Matsil, L.L.P.

20090256626 - Multi-step charge pump and method for producing multi-step charge pumping: A multi-step charge pump having a power input terminal and a power output terminal is provided. The multi-step charge pump includes a plurality of capacitors, wherein each of the capacitors has a capacitance. A plurality of switching devices is connected among the capacitors, the power input terminal and the power... Agent: Jianq Chyun Intellectual Property Office

20090256627 - Multistage charge pumps with diode loss compensation: Multistage charge pumps with diode loss compensation are disclosed. In one example, a pre-regulated charge pump to generate a voltage is described. The example pre-regulated charge pump includes a charge pump having a plurality of stages and one or more diodes. The stages are configured to generate an output voltage... Agent: Texas Instruments Incorporated

20090256628 - Reference current circuit and low power bias circuit using the same: A reference current circuit has an input configured to receive an input current, a first transistor, a second transistor, and an output configured to provide a reference current. The input is directly connected to a control input of the second transistor and a first terminal of the first transistor, and... Agent: Slater & Matsil LLP

20090251175 - Input buffer capable of reducing delay skew: An input buffer includes a delay compensation unit for combining (a) a first signal obtained by buffering an input signal using another signal, which is out of phase with the input signal, with (b) a second signal obtained by buffering the input signal using a reference voltage signal, to output... Agent: Cooper & Dunham, LLP

20090251174 - Output buffer of a source driver applied in a display: An output buffer and a controlling method are disclosed. The output buffer comprises an upper buffer and a lower buffer. In the controlling method, at first, a first voltage (V1) and a second voltage (V2) are applied on the upper buffer, and a third voltage (V3) and a fourth voltage... Agent: Hayes Soloway P.C.

20090251176 - Frequency divider circuits: A circuit for deriving an output clock signal from an input clock signal, the output clock signal having a frequency which is 1/Nth of the frequency of the input clock signal, where N is an odd number. The circuit comprises a plurality of latches configured as a latch ring, the... Agent: Caesar, Rivise, Bernstein, Cohen & Pokotilow, Ltd.

20090251177 - Injection-locked frequency divider: An injection-locked frequency divider for dividing a frequency of an injection signal and obtaining a frequency divided signal is provided. The injection-locked frequency divider includes a signal injection unit and an oscillator. The signal injection unit includes a first input terminal and a second input terminal for receiving the injection... Agent: Jianq Chyun Intellectual Property Office

20090251178 - Ultra low power servo-controlled single clock ramp generator with amplitude independent to clock frequency: A low power servo-controlled single clock ramp generator (100) includes a fast switched comparator (102), charge pump (110) and voltage-to-current converter (120) connected to provide a feedback control mechanism under control of a pulse comparison clock signal (pulse_comp) and a reset pulse clock signal (rst_pulse) that are generated from a... Agent: Hamilton & Terrile, LLP - Freescale

20090251179 - Clock disabling circuit and clock switching device utilizing the same: A clock disabling circuit includes a control unit, an OR gate, and a first AND gate. The control unit generates a first delay signal by delaying a selected enable signal when the selected enable signal is at a first level. The control unit generates a second delay signal by delaying... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090251180 - Analog phase-locked loop: Aspects of the present invention are related, in general, to Type-III phase-locked loops. In particular, aspects of the present invention relate to analog Type-III phase-locked loop anangements comprising at least two signal paths, wherein each signal path may correspond to a bandwidth partition and may be selected by a selector... Agent: Matthew D. Rabdau Tektronix, Inc.

20090251182 - Constant phase angle control for frequency agile power switching systems: Power switching systems often benefit from controlling the instant at which the power devices change state so as to minimize dissipation in these devices. Such systems often require fairly tight tolerances on reactive components and a relatively narrow frequency operating range to be certain these switching times occur as intended.... Agent: Rothwell, Figg, Ernst & Manbeck, P.C.

20090251181 - Method and apparatus for tuning phase of clock signal: A method and apparatus for tuning a phase of a data clock signal having a different frequency than a main clock signal. The method of tuning includes coarse tuning by receiving the data clock signal, dividing the data clock signal to generate a frequency-divided clock signal having a same frequency... Agent: Lee & Morse, P.C.

20090251183 - Delay lock loop circuit and semiconductor device: A simple circuit for preventing occurrence of a hazard and output delay for an asynchronous input signal in a clock signal. A flip-flop circuit (FF) outputs an output signal at a low level to a clocked inverter circuit (INVO) when a clock signal (PCLKB) transitions from a high level to... Agent: Sughrue Mion, PLLC

20090251184 - Duty cycle correction circuit apparatus: A duty cycle correction circuit apparatus includes a flip-flop, a feedback unit connected between an input node and an output node of the flip-flop to invert an output signal of the flip-flop and to output the inverted signal as an output signal of the feedback unit, and a selection unit... Agent: Stanzione & Kim, LLP

20090251185 - Data retention device for multiple power domains: A data retention device includes a first latch disposed between a data input terminal and a data output terminal for storing a data signal received from the data input terminal and transmitting the data signal through a data forward path to the data output terminal according to a clock signal... Agent: Wpat, PC

20090251186 - Semiconductor integrated circuit: Provided is a semiconductor integrated circuit which includes a logical, operation circuit, a clock generator, a relay circuit, and a signal generating unit that are integrated. The clock generator generates multiphase clocks. The relay circuit distributes the generated multiphase clocks to the logical operation circuit. The signal generating unit detects... Agent: Nec Corporation Of America

20090251187 - Output enable signal generating circuit and method: An output enable signal generating circuit including a first count value generation unit that provides a first count value by executing a counting operation, starting from an initial count value corresponding to a CAS latency information, the counting operation being executed in response to an internal clock signal, a second... Agent: Mannava & Kang, P.C.

20090251188 - Clock driver and charge pump incluing the same: A clock driver capable of minimizing the ripple of an output signal of a charge pump, and the charge pump including the clock driver are disclosed. The clock driver that generates at least one control clock signal for controlling a pumping circuit, the clock driver includes: a first driver generating... Agent: Harness, Dickey & Pierce, P.L.C

20090251189 - Multi-phase phase interpolator: A multi-phase phase interpolator receives two input clocks to generate several equally spaced output clocks using several phase interpolators. A phase interpolator may include a first circuit branch and a second circuit branch with output nodes that are connected together to provide an output clock. The output clock may be... Agent: Okamoto & Benedicto, LLP

20090251190 - System and method for generating two effective frequencies using a single clock: A method and apparatus are disclosed for generating a second clock signal, having a second effective clock frequency, from a first clock signal, having a first effective clock frequency. Clock pulses of the first clock signal are counted to generate a count value. When the count value reaches a predetermined... Agent: Mcandrews Held & Malloy, Ltd

20090251191 - Operating circuit: An operating circuit includes a differential amplifier stage, which has a first input node for receiving a first input signal of a differential input, a second input node for receiving a second input signal of the differential input, a first output node for outputting a first output signal of a... Agent: North America Intellectual Property Corporation

20090251192 - Self-calibration circuit for usb chips and method thereof: A USB chip having a self-calibration circuit is provided. The USB chip includes a comparing circuit, a digital circuit and an adjustable current output device. A close-loop structure is provided to monitor an output voltage level of the USB chip and then an output current is dynamically adjusted to calibrate... Agent: Muncy, Geissler, Olds & Lowe, PLLC

20090251194 - Dc common mode level shifter: A switched-mode level-shifter shifts a differential voltage superimposed on a common-mode voltage. In the level shifter, a common-mode inductive reactor has at least two windings, and at least one of the differential voltage and the common-mode voltage are applied to at least one of the windings of the reactor. A... Agent: Rudoler & Derosa LLC Attn: Docket Clerk

20090251193 - Level shifter and circuit using the same: A level shifter consisting of first to fifth transistors is provided. First ends of the first and second transistors are coupled to a first supply voltage. Control ends of third and fourth transistors respectively receive first and second input signals. First ends of the third and fourth transistors are respectively... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090251195 - Calibration techniques for non-linear devices: An apparatus may include a non-linear module, a control module, and a calibration module. The non-linear module produces an output signal from an input signal. The control module selects, upon an occurrence of a calibration condition, a calibration operation from two or more calibration operations. Each of the two or... Agent: Tyco Technology Resources Suite 140

20090251196 - Mosfet parametric amplifier: A circuit includes an input terminal adapted to receive an input voltage, a MOSFET having its drain terminal and its source terminal connected together, a first switching arrangement configured to be controlled by a first clock signal and adapted to selectively couple the gate terminal to the input terminal, and... Agent: Baker Botts L.L.P.

20090251197 - Simplified circuit to use a normally conducting circuit element that requires a normally blocking circuit element: An embodiment of the invention relates to a switching system that includes a depletion-mode semiconductor device, such as a silicon carbide device, coupled in series with an enhancement-mode semiconductor device, such as a silicon field effect transistor, so that a controller can be configured to disable conductivity of the series... Agent: Slater & Matsil LLP

20090251198 - Circuit arrangement and method for driving an electronic component with an output signal from a microprocessor: A circuit arrangement for driving an electronic component with the output signal (V6) from a microprocessor (MP), includes: the electronic component with a control input; a microprocessor (MP), which provides an output signal (V6) at an output (A1); wherein it furthermore includes: a first bipolar transistor (Q5) in common-base connection,... Agent: Osram Sylvania Inc

20090251199 - Switching element: A switching element 100 includes an insulating substrate 10, a first electrode 20 provided on the insulating substrate 10, a second electrode 30 provided on the insulating substrate 10, and an interelectrode gap 40 provided between the first electrode 20 and the second electrode 30, a distance G between the... Agent: Harness, Dickey & Pierce, P.L.C

20090251200 - Master fuse module: A master fuse module includes a base housing configured to be disposed on a battery, a fuse assembly connected to the base housing, and a cover disposed on the base housing. The fuse assembly includes a first generally planar portion including a first terminal, a second generally planar portion disposed... Agent: K&l Gates LLP

20090251201 - Multi-level anti-fuse and methods of operating and fabricating the same: Provided may be a multi-level anti-fuse and methods of fabricating and operating the same. The multi-level anti-fuse may include at least three anti-fuses having a plurality of anti-fuses connected in parallel constituting a parallel connection structure and at least one anti-fuse connected to the parallel connection structure in series, wherein... Agent: Harness, Dickey & Pierce, P.L.C

20090251202 - Semiconductor integrated circuit device: A control target circuit formed by transistors is provided with a power supply level control circuit for controlling the power supply voltage supplied to the control target circuit, a substrate level control circuit for controlling the substrate voltages of the transistors, and a special substrate level control circuit for controlling... Agent: Mcdermott Will & Emery LLP

20090251203 - Reference voltage circuit: Disclosed is a reference voltage circuit including a first I-V(current-to-voltage) converter, a second I-V converter, a current mirror and a control circuit. The first I-V converter includes a parallel connection of a diode and a resistor, and the second I-V converter includes parallel-connected diodes, series-connected resistors connected in parallel with... Agent: Sughrue Mion, PLLC

20090251204 - temperature compensated work function based voltage reference: A temperature compensated voltage reference is created from an operational amplifier circuit having two substantially identical P-channel metal oxide semiconductor (P-MOS) transistors with each one having a different gate dopant. The different gate dopants result in different threshold voltages for each of the two otherwise substantially identical P-MOS transistors. The... Agent: King & Spalding LLP

20090251205 - Power supply circuit having standby detection circuit: A power supply circuit includes a voltage output controller configured for outputting voltages, a standby controller configured for directing the voltage output controller to provide voltage to a load, and a microprocessor configured for controlling the standby controller according to a mode of the load. The voltage output controller is... Agent: Wei Te Chung Foxconn International, Inc.

20090251206 - Integrated circuit and method for manufacturing the same: An integrated circuit comprising at least one signal path which is adapted to route at least one signal from an origin to a target block, said signal path comprising at least an adjustable driver circuit comprising an input and an output, which is adapted to receive an electric signal having... Agent: Patterson & Sheridan, LLP Gero Mcclellan / Qimonda