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Matches 101 - 150 out of 4,543

Document Document Title
WO/2013/173051A1
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 providing an effective attenuation. A va...  
WO/2013/163691A1
A circuit for generating a series of pulses in response to a first signal, the circuit comprising: a lossy integrator which receives a second signal as its input; and a comparator which: receives the output of the lossy integrator at one...  
WO/2013/162403A1
´╗┐Methods and systems to modulate and demodulate first and second path bits within sequences of pulses, where each pulse represents first and second path bits and is position-modulated and phase-modulated based on binary values of the c...  
WO/2013/138990A1
A PWM circuit for generating a PWM output signal (PWMOUT) having an output frequency (fPWM) in response to a PWM input signal (PWMIN) having an input frequency (fPWMIN) includes an algebraic summing circuit (3) for comparing the PWM outp...  
WO/2013/138645A1
A sigma-delta modulator (SDM) (102) modifies an input signal received from a digital modulator (202) to generate a noise-shaped signal for a digital pulse-width modulator (PWM) (204) formed from a plurality of noise-shaping levels. PWM (...  
WO/2013/135088A1
An auxiliary convertor comprises an auxiliary power unit (1), a current detection unit (2), a voltage transformation unit (3), a filtering unit (4), an output voltage detection unit (5) and an auxiliary control unit (6). The auxiliary po...  
WO/2013/124667A1
A predetermined waveform is generated using a lower frequency clock signal (16) and a higher frequency clock signal (18). The waveform transitions between first and second states (12, 14) in synchrony with timing signals (18-1 to 18-11) ...  
WO/2013/126626A2
A pulse width modulator has a first clock source providing a clock signal to a set input of an output controller configured to set a pulse width output signal and having a reset input to reset the pulse width output signal. A duty cycle ...  
WO/2013/113149A1
A cross-complementing PWM driving waveform generation method and circuit. The method comprises the following steps: based on the rising edges and the falling edges of two paths of frequency-modulation PWM driving signals, frequency-halvi...  
WO/2013/048816A3
A plurality of pulse width modulation (PWM) generators are provided, each having a separate phase offset counter to create a phase shift instead of using either a time base counter preload value or an adder to create the phase shift offs...  
WO/2013/048819A3
Extending pulse width modulation phase offset when generating phase shifted groups of pulse width modulation (PWM) signals is accomplished with a separate phase counter that is independent of the time-base counters used in traditional PW...  
WO/2013/048820A3
Groups of phase shifted PWM signals are generated that maintain their duty-cycle and phase relationships as a function of the period of the PWM signal frequency. The multiphase PWM signals are generated in a ratio-metric fashion so as to...  
WO/2013/048817A3
A "quasi-master-time-base" circuit is used to periodically resynchronize the individual PWM generators to a know reference signal. This quasi-master-time-base will be at the lowest frequency relative to all of the PWM output frequencies,...  
WO/2013/095487A1
Pulse width modulation (PWM) based on selectable phases of a system clock may be implemented with respect to leading-edge-modulation (LEM), trailing-edge-modulation (TEM), and/or dual-edge-modulation. An initial pulse may be generated ba...  
WO/2013/090203A2
A pulse width modulator based on a pair of rotary traveling wave oscillators. The first oscillator operates freely or as part of a phase-locked loop. The second oscillator operates at the same frequency as the first oscillator, but with ...  
WO/2013/089743A1
Described herein are an apparatus, system, and method for generating pulse modulated (PWM) signals. The apparatus (e.g., input-output transmitter) comprises: an edge detector to detect one of a rising or falling edges of a clock signal; ...  
WO/2013/087203A1
The present invention relates to a signal generator circuit (1) supplied with a supply voltage and comprising toggling means (2) that comprises a first input to which a DC input signal (E1) having a defined amplitude is connected, a seco...  
WO/2013/048727A3
Multi-phase, frequency coherent pulse width modulation (PWM) signals are generated that maintain PWM data-set coherency regardless of user or system events, PWM data-set coherency is accomplished by adding data buffers to hold and transf...  
WO/2013/054730A1
A pulse generation circuit (12) is provided with: a PWM waveform output unit (20) that outputs a PWM waveform of a duty cycle, one linear PWM pulse of which is determined by a first bit count; an input connector (22) that is input with a...  
WO/2013/047550A1
The present invention has a slope generation circuit and a one-bit determination circuit. A first one-bit digital signal is inputted to the slope generation circuit, which generates a slope for the first one-bit digital signal while the ...  
WO/2013/048820A2
Groups of phase shifted PWM signals are generated that maintain their duty-cycle and phase relationships as a function of the period of the PWM signal frequency. The multiphase PWM signals are generated in a ratio-metric fashion so as to...  
WO/2013/048817A2
A "quasi-master-time-base" circuit is used to periodically resynchronize the individual PWM generators to a know reference signal. This quasi-master-time-base will be at the lowest frequency relative to all of the PWM output frequencies,...  
WO/2013/048727A2
Multi-phase, frequency coherent pulse width modulation (PWM) signals are generated that maintain PWM data-set coherency regardless of user or system events, PWM data-set coherency is accomplished by adding data buffers to hold and transf...  
WO/2013/048819A2
Extending pulse width modulation phase offset when generating phase shifted groups of pulse width modulation (PWM) signals is accomplished with a separate phase counter that is independent of the time-base counters used in traditional PW...  
WO/2013/048816A2
A plurality of pulse width modulation (PWM) generators are provided, each having a separate phase offset counter to create a phase shift instead of using either a time base counter preload value or an adder to create the phase shift offs...  
WO/2013/017963A1
A method, system, and computer program product for improving the performance of a digital circuit are provided in the illustrative embodiments. A real frequency of operation of the digital circuit is adjusted using a control loop in the ...  
WO/2013/006304A1
Circuits and methods used therein provide an adjustable average current through a load in accordance with a pulse width modulated (PWM) signal. A condition detection circuit is configured to identify a condition of the electronic circuit...  
WO/2013/002259A1
A pulse modulator as laid out in the present invention is provided with: reference signal generation means for generating a reference signal for which the signal level changes in a sawtooth form at regular time frames; comparison means w...  
WO/2013/000667A1
The invention relates to power electronics and to a method for actuating an inverter for outputting an AC voltage to an ultrasound device, wherein, depending on the current and/or the voltage, an actual variable is determined, wherein th...  
WO/2012/069468A3
The invention relates to switching and switchover devices for DC networks which make it possible to realize - particularly in the event of faults - rapid and reliable switching processes in combination with good overvoltage damping and l...  
WO/2012/170857A1
A high voltage waveform is generated that is similar to a low voltage input waveform. The high voltage waveform is a series of pulses that are applied directly to the device. An error signal controls the frequency, magnitude, and duratio...  
WO/2012/163672A1
Electronic device, comprising: - a delay line (5) configured to generate a spread spectrum clock signal from a clock signal, a timing jitter and a period jitter of the spread spectrum clock signal being controlled at each period of the s...  
WO/2012/167158A1
Object recognition apparatus and methods useful for extracting information from sensory input. In one embodiment, the input signal is representative of an element of an image, and the extracted information is encoded in a pulsed output s...  
WO/2012/139754A1
The invention relates to an arrangement of electronic components to be used with a switching regulator, in particular to be used in a receiver or display of an automobile dashboard, wherein the switching regulator comprises a first oscil...  
WO/2012/130990A1
A sensor arrangement for measuring an electric voltage (Uterm), wherein the potential point (1), at which the electric voltage relative to a defined electric potential, in particular relative to earth, is intended to be measured, is conn...  
WO/2011/088930A3
The invention relates to a method for diagnosing a multi-channel microcontroller comprising a pulse width modulation control unit, which carries out the pulse width modulation in a centre-oriented mode, output drivers assigned to respect...  
WO/2012/069512A3
A method is described for driving a full-bridge circuit (34,64) comprising a circuit (31) generating a first output modulation signal (m1) and a second output modulation signal (m2) for controlling the full-bridge. The method comprises t...  
WO/2012/069512A2
A method is described for driving a full-bridge circuit (34,64) comprising a circuit (31) generating a first output modulation signal (m1) and a second output modulation signal (m2) for controlling the full-bridge. The method comprises t...  
WO/2012/068035A1
Methods and apparatus for translating duty cycle information in duty-cycle- modulated signals to higher frequencies or higher data rates. An exemplary duty cycle translator includes a duty cycle evaluator, a high-speed digital counter, a...  
WO/2012/005482A3
A device for generating a 4-channel pulse width modulation signal includes a programmable logic unit, a binary counter unit, a 4-channel binary comparison unit, and an output buffer unit. The programmable logic unit is programmed to latc...  
WO/2012/055501A1
The present disclosure generally relates to the field of digital Class-D amplifiers and more specifically to a technique for reducing output waveforms distortion of a digital class-D amplifier implementing a ternary modulation scheme. An...  
WO/2012/047507A1
Systems and methods for multimedia encoding and decoding are disclosed. The systems and methods include multimedia format detection systems, decoder functionality generation systems, decoder instantiation systems, and multimedia processi...  
WO/2012/035474A1
A controller for an SMPS is disclosed. The controller applies a frequency jitter to the SMPS to reduce Electromagnetic Interference (EMI) and/or audible noise. A second input variable is multiplied by a correlated jitter signal, in order...  
WO/2012/034247A1
The invention relates to an irradiation system for stimulating the health of cultivated vegetables and inhibiting the attack of phytopathogenic micro-organisms, comprising a control module having a microprocessor and peripherals; a power...  
WO/2012/005482A2
A device for generating a 4-channel pulse width modulation signal includes a programmable logic unit, a binary counter unit, a 4-channel binary comparison unit, and an output buffer unit. The programmable logic unit is programmed to latc...  
WO/2011/128219A3
The invention relates, inter alia, to a control device (10) for controlling an electric device (60) with a frequency converter (40) for generating a pulse-width modulated output voltage (Ua) for the electric device. The aim of the invent...  
WO/2011/151140A1
According to the invention, the inductance is subjected to an alternating signal that alternates at least between a first discrete value and a second discrete value in order to generate at an output of the inductance a current which has ...  
WO/2011/088369A3
A clock and data recovery device recovers data from a sequential stream of data that includes bursts of data separated by gaps. Each burst of data arrives with its own phase and with its own deviation from a nominal frequency. The bursts...  
WO/2011/141657A1
The invention relates to a method of controlling a power converter comprising several breaker switches (T1 to T34) driven by a pulse width modulation of intersective type which consists in comparing an asymmetric triangular carrier (P1) ...  
WO/2011/091261A3
An electronic device controlling a frequency modulation index has a frequency modulation index control loop (14) having an input (22) adapted to be connected to a frequency output (18) of a frequency controllable oscillator (16). The osc...  

Matches 101 - 150 out of 4,543