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JP2016503643A |
A slope compensation module uses current mode control, and provides slope compensation of a switch mode power supply system. A slope control unit is provided with the following. A capacitor combined between an input of a slope control un...
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JP2016019276A |
To provide a PWM control device that is able to continuously change an output voltage to the maximum voltage with respect to a duty command value.An edge detection part 11 (12) outputs an edge detection signal EG1 (EG2) at the rising/fal...
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JP2016502799A |
A phase complementary output generator (COG) module generates at least two phase complementary outputs judged with a standup and falling event sauce. In simple composition of a COG module, a standup and falling event sauce are the same s...
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JP5833047B2 |
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JP2015221513A |
To perform signal processing with an accuracy within one clock pulse, using a group of delayed signals delayed by a delay element group delaying a clock.A signal processing device that generates an output signal from image data by using ...
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JP2015220537A |
To provide a PWM control device, a power supply device and a luminaire that can suppress output of a PWM signal having an unexpected duty ratio when the duty ratio of the PWM signal is varied.A PWM control device 10 has a detection circu...
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JP2015216590A |
To speedily return a current that flows to a load when cancelling resetting of filters, to a desired value while effectively utilizing an advantage that the number of interconnections is decreased.While an external filter reset signal P1...
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JP2015204519A |
To restrain the occurence of noise in a communication system using a pulse width modulation code as a transmission code.Each node 3 constituent of an on-vehicle communication system 1 includes: a pull-up circuit installed between a power...
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JP2015532049A |
[Subject] The present invention relates to a self-oscillating Pulse-Density-Modulation method amplifier of a form of a sign * コサイン modulator (10) provided with negative return coupling with at least two comparison machines (13, 1...
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JP2015186035A |
To provide a signal generation device capable of reducing electric noise by performing frequency modulation without using SSCG, and a frequency modulation method.The signal generation device generates a signal that repeats an ON waveform...
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JP5798436B2 |
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JP5795503B2 |
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JP2015520985A |
The present invention relates to a generation method of a digital signal in which frequency regulation is possible. This method includes specifying numerals reversal in quest of numerals of the 1st difference between generating the 1st p...
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JP2014522632A5 |
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JP2015115923A |
To reduce a loss in a current detection resistor due to a load current.A diode 7 is disposed in parallel with a series circuit of a load 2 and a current detection resistor 13, and a MOS transistor 6 is disposed in parallel with the curre...
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JP5736678B2 |
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JP5737764B2 |
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JP2015109536A |
To enable demodulation even when the number of repetition of a pulse train representing one data symbol is unknown.A receiver 1 includes: a reception circuit 11 that receives a signal including a pulse train with an arbitrary repetitive ...
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JP2015516722A |
Input frequency (f)PWMINA PWM input signal which it has (PWM)INIt answers and is an output frequency (f).PWMA PWM output signal which it has (PWM)OUTIn order that a PWM circuit for generating may compare a PWM output signal with a PWM in...
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JP2015104094A |
To prevent disorder at a point of time when a clock of relatively low frequency for multiplication has rise/fall change by generating pulses for counter which has a finer width by using the clock for multiplication.A pulse generation dev...
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JP2015515769A |
A pulse duration modulator has the 1st clock sauce that provides with a clock signal the setting input of the output controller constituted so that a pulse width output signal may be set up, and makes reset input reset a pulse width outp...
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JP5722150B2 |
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JP5713543B2 |
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JP5708605B2 |
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JP2015513256A |
The waveform decided beforehand is generated using low frequency wave clock signal 16 and high frequency clock signal 18. The waveform changes the first and the second state 12 and 14 synchronizing with timing signal 18*1*18*11 of high f...
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JP2015082833A |
To provide a pulse signal generation device capable of generating a pulse signal train obtained by PWM modulation of an input signal, at a sufficiently high frequency.A pulse signal train of 2(n+1) bits in which "0" and "1" are alternate...
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JP5692038B2 |
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JP2015061244A |
To provide a duty ratio acquisition device that can detect generation of an abnormally excessive voltage of a supply voltage in an early stage.A duty ratio acquisition device 20 includes: voltage detection means S1 for detecting a supply...
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JPWO2013047550A1 |
第１の１ビット・デジタル信号が入力され、
第１の１ビット・デジタル信号がハイからロ
ウに遷移する期間とロウからハイに遷移する
期間との少なくとも一方の期間に、前記...
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JPWO2013047550A |
In the period of at least 1 side with the period which changes to a high from the period when the 1st 1-bit digital signal is inputted in, and the 1st 1-bit digital signal changes into a low from a high, and a low, The slope generation c...
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JP2015056926A |
To provide a power supply controller of a vehicle, which PWM-controls an output voltage to supply it to an in-vehicle load and exerts no influence of voltage drop due to a resistance, etc. including in an electric wire on the operation s...
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JP2015032852A |
To provide an electronic apparatus and a method of controlling an electronic apparatus which suppress a variation in a sound pressure emitted from a piezoelectric element.The electronic apparatus includes: the piezoelectric element; a dr...
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JP2015021780A |
To provide an excitation device for exciting a test piece with pulse width modulation (PWM) drive signals that can reduce the effect of noise.A gyro sensor comprises: a pair of electrodes 13, 14 to which PWM drive signals are input in a ...
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JP2015021781A |
To provide an excitation device for exciting a test piece with pulse width modulation (PWM) drive signals that can reduce the effect of noise.In a gyro sensor, a time to digital converter (TDC) 51 detects the amplitude of a vibrator 11, ...
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JP2015023331A |
To provide an external element drive control circuit that appropriately drivingly controls an external element by detecting a characteristic of the external element in a simple circuit configuration.The external element drive control cir...
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JP5642349B2 |
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JP5634391B2 |
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JP5621795B2 |
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JP2014161099A5 |
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JP2014187519A |
To provide a PWM output device that is formed in a simple and inexpensive circuit configuration and is ready for on-off control at a high switching frequency and fine adjustment of a duty ratio.The PWM output device includes: a signal ou...
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JP2014179766A |
To provide a PWM signal generator that reduces a load on a CPU.The PWM signal generator includes: a NEXT_PERIOD register 111a and a NEXT_DUTY register 112a for storing parameters of a PWM signal of a first waveform; a NEXT_PERIOD registe...
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JP2014168108A |
To reduce power consumption of the whole device by minimizing power consumption of an oscillator which generates carrier, in a wireless transmitter performing wireless transmission by generating a pulse modulation signal corresponding to...
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JP5585700B2 |
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JP2014161099A |
To provide a PWM control device that outputs a high frequency PWM signal by bringing infinitely close to zero an overhead time caused by the replacement of a function of an analog comparator with a duty ratio operation section of a digit...
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JP2014522632A |
A high-voltage waveform similar to a low-voltage input waveform is generated. The high-voltage waveforms are a series of pulses directly impressed to a device. A size of a pulse, a direction, and transition are controlled by an error sig...
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JP5560453B1 |
[Subject] A PWM output unit with easy adjustment with the on-off control in high switching frequency, and a fine duty ratio which can form with the circuit composition of simple and low cost. [Means for Solution] Signal output part 11 wh...
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JP2014132713A |
To easily generate a PWM signal having a desired duty ratio and easily generate a plurality of PWM signals having different duty ratios without requiring a complicated circuit.A PWM signal generation circuit includes a counter 10 and ari...
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JP2014131110A |
To generate a pulse width modulation signal having fewer distortion components and independent of common mode noise and an offset voltage.The operation of charging an integration circuit 3 with a current i=I+Δi (Δi=G*|e|) for a predete...
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JP2014127937A |
To stably generate a high precision PWM signal even in an overvoltage input condition.In a pulse width modulation scheme adapted to perform, in integration circuits 4, 5, a charge/discharge operation of charge with a current i=I+G*|e| fo...
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JP2014120790A |
To provide a pulse modulation circuit comprising an existing circuit which implements a compact circuit comprising a reduced number of elements by dispensing with a dedicated circuit provided for the addition of the function of a phase m...
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