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US20140253213 LEVEL SHIFTING CIRCUIT WITH ADAPTIVE FEEDBACK  
An amplifier has a first pull-up path coupled between a voltage supply node and an output node, and a pull-down path coupled between the output node and a ground supply node. A second pull-up path...
US20140035672 LEVEL SHIFTING CIRCUIT WITH ADAPTIVE FEEDBACK  
An amplifier has a first pull-up path coupled between a voltage supply node and an output node, and a pull-down path coupled between the output node and a ground supply node. A second pull-up path...
US20120223771 TEMPERATURE COMPENSATION AND COARSE TUNE BANK SWITCHES IN A LOW PHASE NOISE VCO  
The LC tank of a VCO includes a main varactor circuit and temperature compensation varactor circuit coupled in parallel with the main varactor circuit. The main varactor is used for fine tuning....
US20120313694 INTERNAL VOLTAGE GENERATION CIRCUIT AND OPERATION METHOD THEREOF  
An internal voltage generation circuit includes a pumping voltage generator including a plurality of pump units and configured to generate a final pumping voltage of a target voltage level, and an...
US20140103991 BOUNDED BIAS CIRCUIT WITH EFFICIENT VT-TRACKING FOR HIGH VOLTAGE SUPPLY/LOW VOLTAGE DEVICE  
Disclosed is a device and method for providing a bounded bias voltage with improved Process Voltage Temperature (PVT) adjustment. An embodiment may include a bias_n generation circuit that adjusts...
US20130049783 VOLTAGE CLAMPING CIRCUIT AND USE THEREOF  
A voltage clamp circuit for reflecting a voltage at an input node includes a circuit for providing at least two currents at its output terminal, and at least two diodes each being connected to an...
US20130154716 Circuit Topology for a Phase Connection of an Inverter  
A circuit for a phase connection of an inverter includes upper and lower bridge halves and respectively associated upper and lower bridge segments. Each bridge half has an outer switch and an inner...
US20130057333 GRAPHENE VALLEY SINGLET-TRIPLET QUBIT DEVICE AND THE METHOD OF THE SAME  
The present invention is to provide a graphene valley singlet-triplet qubit device. The device includes a substrate, and a graphene layer formed on the substrate. An energy gap is created between...
US20120112820 CIRCUIT AND METHOD FOR GENERATING BODY BIAS VOLTAGE FOR AN INTEGRATED CIRCUIT  
A circuit and method for generating body bias voltage for an integrated circuit is disclosed. The circuit includes a PMOS body bias circuit including a PMOS charge pump for generating a positive...
US20110199152 INTEGRATED CIRCUITS INCLUDING A CHARGE PUMP CIRCUIT AND OPERATING METHODS THEREOF  
An integrated circuit includes a first current source. A second current source is electrically coupled with the first current source via a conductive line. A switch circuit is coupled between the...
US20130335135 CALIBRATION CIRCUIT, INTEGRATED CIRCUIT HAVING CALIBRATION CIRCUIT, AND CALIBRATION METHOD  
A calibration circuit for calibrating a device to be calibrated includes a variable current generator, a device under test and a control unit. The variable current generator is coupled to a first...
US20130329853 REDUCED-NOISE INTEGRATOR, DETECTOR AND CT CIRCUITS  
A detector circuit can include an integrator having an amplifier, a first feedback capacitor connected between an input and output of the amplifier, one or more additional feedback capacitors...
US20110025408 SWITCHES WITH BIAS RESISTORS FOR EVEN VOLTAGE DISTRIBUTION  
Switches with connected bulk for improved switching performance and bias resistors for even voltage distribution to improve reliability are described. In an exemplary design, a switch may include a...
US20140152367 NOISE FILTERING CIRCUIT AND OPERATING METHOD THEREOF  
There are provided a noise filter circuit and an operating method thereof. A noise filter circuit includes a first delay circuit, and a second delay circuit connected to the first delay circuit in...
US20110314317 Power supply detection circuitry and method  
When switching a power supply rail for a processing circuit from a first voltage level to a second voltage level, power level detection circuitry detects when the supply voltage level reaches a...
US20120105398 GATE DRIVING CIRCUIT AND DISPLAY APPARATUS HAVING THE SAME  
Provided is a gate driving circuit including cascade-connected stages that output gate signals. An n-th one of the stages (ā€œnā€ is a natural number) includes a pull-up part, a pull-up con...
US20120242386 DIGITAL PLL CIRCUIT AND CLOCK GENERATING METHOD  
A digital PLL circuit includes: a digital phase comparator to detect a phase difference between a master clock and a slave clock and output a phase difference detection value; a correction circuit...
US20140167820 PHASE COMPARISON DEVICE AND DLL CIRCUIT  
A phase detection range is enabled to be expanded to an arbitrary number of times of a cycle of a reference clock, and in the case of application to a DLL circuit, an operation cycle is enabled to...
US20140320177 CIRCUIT FOR DRIVING HIGH-SIDE TRANSISTOR  
A circuit for driving a transistor includes a drive circuit, a first voltage boost circuit and a second voltage boost circuit. The drive circuit has a first specific node, a second specific node,...
US20110169555 Mitigating Side Effects Of Impedance Transformation Circuits  
The present disclosure relates to mitigating side effects of impedance transformation circuits.
US20140298068 DISTRIBUTION OF POWER GATING CONTROLS FOR HIERARCHICAL POWER DOMAINS  
An integrated circuit device includes a first module disposed within a first power domain, a second module disposed in a second power domain that is a sub-domain of the first power domain, first...
US20120050222 Touch Sensor And Fluorescent Display Having The Same  
An electrostatic capacitance type touch sensor is provided. The touch sensor includes a substrate and a grid pattern formed on a surface of the substrate by a plurality of first linear wires and a...
US20080116983 PLL LOCK DETECTION CIRCUIT AND SEMICONDUCTOR DEVICE  
A PLL lock detection circuit produces a high precision PLL lock detection signal and enables eliminating a smoothing circuit. The PLL lock detection circuit reliably detects if the PLL circuit is...
US20120032657 REDUCING SHOOT-THROUGH IN A SWITCHING VOLTAGE REGULATOR  
Methods, apparatuses, and devices for a voltage regulator are provided. In certain examples, a method for preventing shoot-through in a voltage regulator includes determining whether an output...
US20080174347 CLOCK SYNCHRONIZATION SYSTEM AND SEMICONDUCTOR INTEGRATED CIRCUIT  
A clock synchronization system includes a phase-locked loop to generate a multiplied clock based on a reference clock, a frequency divider to generate a plurality of frequency-divided clocks based...
US20130147537 FAILURE DETECTOR CIRCUIT AND ASSOCIATED METHOD  
A failure detector circuit for detecting status of a protected circuit, the failure detector circuit having an operating cycle, has an enabling signal generator, a comparator circuit, a delay...
US20080204084 LOW HEAT DISSIPATION I/O MODULE USING DIRECT DRIVE BUCK CONVERTER  
A current-loop output circuit for an industrial controller provides for low power dissipation and reduced part count by driving current loads of different resistances directly from a switched...
US20110291715 PHASE ADJUSTMENT CIRCUIT  
In a phase adjustment circuit that divides the frequency of a double-frequency clock to obtain a 50% duty-cycle clock, a first 1/2 frequency division circuit having a phase inversion function...
US20140062535 Power-on Reset Circuit  
A power-on reset circuit is disclosed. The power-on reset circuit includes a first resistor; a first transistor, including a first terminal coupled to a second terminal of the first resistor, and a...
US20140125390 APPARATUSES AND METHODS FOR DUTY CYCLE ADJUSTMENT  
Apparatuses, duty cycle adjustment circuits, adjustment circuits, and methods for duty cycle adjustment are disclosed herein. An example duty cycle adjustment circuit may be configured to receive a...
US20140028360 POWER ON RESET DEVICE AND POWER ON RESET METHOD  
Disclosed herein are a power on reset device capable of performing a precise brown out detection (BOD) function and a power on reset method using the same. The power on reset device may include a...
US20120002500 Multi-Voltage Level, Multi-Dynamic Circuit Structure Device  
A multi-voltage level, multi-dynamic circuit structure device and method are disclosed. In a particular embodiment, the method includes discharging a first dynamic node at a first discharge circuit...
US20110210772 DELTA PHI GENERATOR WITH START-UP CIRCUIT  
A circuit comprises a delta phi generator, a startup circuit, and a level detector. The delta phi generator has a desirable operating state for developing a delta phi voltage at an output node in...
US20120092063 Charge pump system for low-supply voltage  
The present invention discloses a charge pump system for low-supply voltage including: a clock generator to generate a plurality of clock signals; a clock pump circuit coupled to said clock...
US20110181335 INTERFACE CIRCUIT, LSI, SERVER DEVICE, AND METHOD OF TRAINING THE INTERFACE CIRCUIT  
Power consumption is increased in an interface circuit having a signal processing function for waveform shaping due to influence of a circuit added for waveform shaping. Also, since a plurality of...
US20140028409 CHOPPER BASED RELAXATION OSCILLATOR  
A reference circuit, an oscillator architecture that includes the reference circuit and a method for operating the reference circuit are described. In one embodiment, the reference circuit includes...
US20120007645 DELAY LOCKED LOOP CIRCUIT AND INTEGRATED CIRCUIT INCLUDING THE SAME  
A delay locked loop (DLL) circuit includes a timing pulse generating unit configured to generate a plurality of timing pulses, which are sequentially pulsed during delay shifting update periods, in...
US20120176144 AT-SPEED SCAN ENABLE SWITCHING CIRCUIT  
A circuit for providing a local scan enable signal includes a first transistor having a first gate coupled to a general scan enable signal, a first source and a first drain and a second transistor...
US20110267120 DELAY LINE CALIBRATION  
In some embodiments, provided are calibration techniques for measuring mismatches between TDL delay stage elements, and in some cases, then compensating for the mismatches to minimize performance...
US20130182462 LINEAR SYNCHRONOUS RECTIFIER DRIVE CIRCUIT  
A drive circuit arranged to drive a synchronous rectifier of a power converter includes a differential amplifier stage connected to the synchronous rectifier and arranged to supply a drive signal...
US20130176065 EXTERNALLY CONFIGURABLE POWER-ON-RESET SYSTEMS AND METHODS FOR INTEGRATED CIRCUITS  
Externally configurable power-on-reset systems and methods for integrated circuits are disclosed that utilize internal power-on-reset circuitry and reset control circuitry to provide operational...
US20110090203 NEGATIVE LEVEL SHIFTERS  
A negative level shifter includes a voltage selection unit and at least one voltage level conversion unit. The voltage selection unit may apply a first voltage to a first node and a second voltage...
US20140240012 REFERENCE CLOCK COMPENSATION FOR FRACTIONAL-N PHASE LOCK LOOPS (PLLS)  
In one embodiment, a method includes determining a phase difference between a reference clock and a feedback clock in even and odd cycles for a phase lock loop (PLL). The even and odd cycles are...
US20140035637 REFERENCE CLOCK COMPENSATION FOR FRACTIONAL-N PHASE LOCK LOOPS (PLLS)  
In one embodiment, a method includes determining a phase difference between a reference clock and a feedback clock in even and odd cycles for a phase lock loop (PLL). The even and odd cycles are...
US20120200328 Reference Clock Compensation for Fractional-N Phase Lock Loops (PLLs)  
In one embodiment, a method includes determining a phase difference between a reference clock and a feedback clock in even and odd cycles for a phase lock loop (PLL). The even and odd cycles are...
US20140197879 METHOD AND APPARATUS FOR REDUCING CROWBAR CURRENT  
Techniques for reducing crowbar current are disclosed. In one embodiment, a circuit for reducing crowbar current comprises an inverter having an input and an output, a first switch coupled between...
US20130099844 CLOCK DISTRIBUTION CIRCUIT AND METHOD OF FORMING CLOCK DISTRIBUTION CIRCUIT  
This invention includes a clock tree to which clock signals are distributed, and a phase comparison circuit configured to detect the phase difference between a plurality of feedback clock signals...
US20140240017 MASTER-SLAVE FLIP-FLOP WITH LOW POWER CONSUMPTION  
In a master-slave flip-flop, the master latch has first and second three-state stages, and a first feedback stage. The slave latch has third and fourth three-state stages, and a second feedback...
US20140062543 DYNAMIC DRIVER CIRCUIT  
A circuit usable as a word line driver includes a driver that switches in response to a voltage on a control node, and a circuit supplying a voltage to the control node. The circuit that applies a...
US20120007650 MULTIPLE E-PROBE WAVEGUIDE POWER COMBINER/DIVIDER  
A power combiner/divider having a waveguide, a plurality of amplifiers disposed on a supporting structure, a plurality of probes, each one having a first end electrically coupled to an output of a...