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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...
US20110273228 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...
US20140132329 VOLTAGE LEVEL SHIFT CIRCUIT FOR MULTIPLE VOLTAGE INTEGRATED CIRCUITS  
An over-driver, voltage level shift circuit for use with multiple voltage integrated circuits. The voltage level shift circuit includes a first pair of PMOS transistors, a second pair PMOS...
US20110037499 COMPARATOR FOR TECHNOLOGIES WITH TRANSIENT VARIATIONS OF TRANSISTOR PARAMETERS  
This disclosure relates to permuting transistors to compensate for offsets generated by transient variations of the transistors' parameters.
US20100301917 LEVEL SHIFT CIRCUIT  
The invention provides a level shift circuit that prevents an offset when the supply voltage changes. A level shift circuit has a differential amplification circuit, a current generation circuit, a...
US20110210767 PHASE COHERENT DIFFERENTIAL STRUCTURES  
Phase-coherent differential structures contain a phase-coherent transformer having two pairs of phase-coherent coupled differential inductors.
US20120077551 HIGH-VOLTAGE TOLERANT VOLTAGE REGULATOR  
Circuits and methodologies related to high-voltage tolerant regulators are disclosed. In some implementations, a voltage regulator can be configured to be capable of being in a regulating state and...
US20130307601 COMMON MODE TRIMMING WITH VARIABLE DUTY CYCLE  
A resistive divider circuit may be operatively coupled with a modulated resistor circuit, wherein the resistive divider circuit and the modulated resistor circuit for an effective resistor circuit...
US20110057724 High- and Low-Power Power Supply with Standby Power Saving Features  
A power supply for providing power to an electrical device is described. The power supply converts a received input signal to a first electrical having a first voltage level at a first power...
US20110068829 COMPARATOR CIRCUIT AND DISPLAY DEVICE PROVIDED WITH THE SAME  
An inverter is configured by double gate TFTs, and an inverter is configured by double gate TFTs. Top gate terminals of the TFTs that configure the inverter are connected to an input terminal...
US20120066534 POWER SOURCE COUPLING AND DECOUPLING IN MEDICAL DEVICE  
Aspects of this disclosure relate to coupling and decoupling a power source of a device with circuitry within the device. For example, in aspects of this disclosure, when a short develops within...
US20120176166 DRIVER CIRCUIT  
A driver circuit drives a pulse width modulation (PWM) controller. The driver circuit includes an enabling circuit, a power supply input control circuit, a stabilizing circuit, and a discharge...
US20120223747 Method and Apparatus for Producing Triangular Waveform with Low Audio Band Content  
A triangular waveform generator includes a square waveform clock circuit and an integrating circuit. The integration circuit receives input from the square waveform clock circuit and generates a...
US20110096068 LEVEL SHIFTER  
A level shifter including a voltage selection unit and at least one voltage level conversion unit. The voltage selection unit may be configured to apply a first voltage to a power supply node...
US20120092047 POWER-ON RESET CIRCUIT  
A power-on reset circuit including a voltage divider, a first transistor and a second transistor is provided. The voltage divider is electrically connected between a first source voltage and a...
US20110187416 SMART DRIVER FOR FLYBACK CONVERTERS  
The present invention discloses a smart driver used in flyback converters adopting a transconductance amplifier to turn on a synchronous rectifier FET, and a comparator to quickly turn off the...
US20130077411 Dynamic Switching Approach to Reduce Area and Power Consumption of High Voltage Charge Pumps  
A charge pump system uses a dynamic switching approach, where the pump connections are independent of the load for each output. One large pump is designed to be shared between all of the outputs...
US20130169350 SENSING SUPPLY VOLTAGE SWINGS WITHIN AN INTEGRATED CIRCUIT  
An integrated circuit comprising a plurality of sensors configured to sense variations in supply voltage levels at points within the integrated circuit is disclosed. The plurality of sensors are...
US20120177162 Symmetric Phase Detector  
In one embodiment, a circuit includes a first mixer cell and a second mixer cell that each have respectively a first cell input, a second cell input, and a cell output. The circuit includes a first...
US20110255351 Level Shifter with Embedded Logic and Low Minimum Voltage  
In one embodiment, a level shifter circuit may include a shift stage that also embeds transistors that implement a logic operation on two or more inputs to the level shifter. At least one of the...
US20110032020 Level Shifter with Embedded Logic and Low Minimum Voltage  
In one embodiment, a level shifter circuit may include a shift stage that also embeds transistors that implement a logic operation on two or more inputs to the level shifter. At least one of the...
US20120286858 Integrated circuit, method of generating a layout of an integrated circuit using standard cells, and a standard cell library providing such standard cells  
An integrated circuit, a method of generating a layout of such an integrated circuit using standard cells, and a standard cell library providing such standard cells, are disclosed. The method of...
US20110101955 SYSTEM AND METHOD FOR IMPLEMENTING LOW-COST ELECTRONIC GYROSCOPES AND ACCELEROMETER  
Accelerometers have a number of wide-ranging uses, and it is desirable to both increase their accuracy while decreasing size. Here, millimeter or sub-millimeter wavelength accelerometers are...
US20140132336 TOUCH SENSING CIRCUIT AND TOUCH SENSING METHOD  
The present invention discloses a touch-sensing method, applied to a touch-sensing circuit, wherein the touch-sensing circuit includes a detection circuit and a comparison circuit. The...