Patents
Sitemap › H03 - Basic electronic circuitry › H03K - Pulse technique › H03K 4 - Generating pulses having essentially a finite slope or stepped portions
Patents for H03K 4 - Generating pulses having essentially a finite slope or stepped portions (2,412)
01/2014
01/16/2014US20140014815 Ramp signal generator for cmos image sensor
01/15/2014CN103516317A Class-D power amplifier capable of reducing electromagnetic interference and triangular wave generator thereof
01/14/2014US8629667 Pulse width modulator with an adjustable waveform generator for controlling duty cycle of a pulse width modulated signal
12/2013
12/31/2013US8618848 Clock generator with comparator error compensation
12/19/2013US20130335143 Class-d power amplifier capable of reducing electromagnetic interference and triangular wave generator thereof
12/10/2013US8604845 Triangular wave generator and method generating triangular wave thereof
12/04/2013CN103430451A Pulse generation device
12/03/2013US8598506 Solid-state image pickup apparatus and driving method therefor
11/2013
11/28/2013US20130314133 Method and apparatus for producing triangular waveform with low audio band noise content
11/27/2013EP2667510A1 Delay circuit and electronic device having the same
11/21/2013WO2013098152A3 Triangular signal generator, and pulse width modulator comprising such a triangular signal generator
11/21/2013US20130307594 Sawtooth wave generation circuit
11/05/2013US8575975 Stepped voltage drive for driving capacitive loads
10/2013
10/23/2013EP2654207A2 Semiconductor device including current control function and self-interrupt function
10/09/2013CN103346757A Device and method for forming high-voltage square wave
10/03/2013US20130258157 Stepped ramp signal generator and image sensor using the same
09/2013
09/06/2013WO2013130480A1 Programmable slew rate power switch
09/04/2013CN102119487B Reference frequency generating circuit, semiconductor integrated circuit, and electronic device
08/2013
08/29/2013WO2013126414A1 System and method for oscillator frequency control
08/07/2013CN103234640A Scanning control circuit of infrared focal plane array
07/2013
07/17/2013CN103207018A Ramp generator for read-out circuit of infrared focal plane array detector
07/10/2013CN203057096U Digital integrated multichannel signal generator
07/10/2013CN103199824A Step wave generating circuit
07/04/2013US20130169324 Fully integrated circuit for generating a ramp signal
07/03/2013CN103187951A Completely integrated circuit for generating ramp signal
07/02/2013US8476942 Summation circuit in DC-DC converter
06/2013
06/27/2013WO2013094459A1 Direct digital synthesizer, reference frequency generation device, and sine wave output method
06/26/2013CN203027222U Generator for generating index-rising pulse current
06/20/2013US20130154692 Low-power programmable oscillator and ramp generator
06/13/2013US20130147527 High-precision oscillator systems with feed forward compensation for ccfl driver systems and methods thereof
05/2013
05/29/2013CN102175898B Method for making high-voltage triangular voltage wave generator and high voltage-triangular voltage wave generator
05/28/2013US8451968 Phase-coupled clock signal generator and character generator comprising such a phase-coupled clock signal generator
05/28/2013US8450676 Optical receiver
05/23/2013WO2013073585A1 Lamp signal generation circuit and cmos image sensor
05/23/2013DE102011086551A1 Flexible Impedanzanpassung für einen pulsstromversorgten Mikrowellengenerator Flexible impedance matching for a pulse-powered microwave generator
05/15/2013CN202940783U Triangular wave generator circuit
05/15/2013CN202940782U Sine wave transformation circuit
05/10/2013WO2013065387A1 Capacitive load driving circuit
05/08/2013CN103095256A Signal generator
05/08/2013CN103095103A Frequency regulation control circuit capable of achieving curvature frequency-reduction with changes of loads in switching power supply
05/08/2013CN103095101A Slope compensation circuit
04/2013
04/25/2013US20130099834 Ramp signal generation circuit and ramp signal adjustment circuit
04/24/2013CN103066956A True random number random triangular wave generating method and device
04/24/2013CN102361446B Triangular wave oscillating circuit
04/17/2013CN103051308A Square wave and sawtooth wave generation circuit based on memristor
04/11/2013US20130087688 Ramp signal output circuit, analog-to-digital conversion circuit, imaging device, method for driving ramp signal output circuit, method for driving analog-to-digital conversion circuit, and method for driving imaging device
04/10/2013EP2579461A2 Ramp signal output circuit, analog-to-digital conversion circuit, imaging device, method for driving ramp signal output circuit, method for driving analog-to-digital conversion circuit, and method for driving imaging device
04/10/2013EP2576222A1 Driver circuit
04/10/2013CN103036533A Ramp Signal Output Circuit, Analog-To-Digital Conversion Circuit, Imaging Device, Method For Driving Ramp Signal Output Circuit, Method For Driving Analog-To-Digital Conversion Circuit, And Method For Driving Imaging Device
04/10/2013CN101728954B Control circuit for DC-DC current transformer and method thereof
04/03/2013CN103023463A Ramp signal generation circuit and ramp signal generator
04/03/2013CN103023462A Generator for generating exponential rise pulse current
04/02/2013US8410832 Method and apparatus for producing triangular waveform with low audio band content
03/2013
03/27/2013CN202826735U Chip applied on ink box of ink-jet printer and ink box utilizing the chip
03/27/2013CN103001608A Precision triangle waveform generator
03/27/2013CN103001607A Triangular waveform generator having differential output synchronized with external clock signal
03/20/2013CN202818250U 多路信号发生器 Multiplex signal generator
03/14/2013US20130063190 Triangular waveform generator having differential output synchronized with external clock signal
03/14/2013DE102012108367A1 Dreieckwellengenerator mit externem Taktsignal synchronisierten Differenzausgang Triangular wave generator synchronized with an external clock signal differential output
03/12/2013US8395425 High-precision oscillator systems with feed forward compensation for CCFL driver systems and methods thereof
03/05/2013US8390345 Apparatus and method for generating ramp waveform
03/05/2013US8389908 Systems and methods for sourcing a heater
02/2013
02/28/2013WO2012162702A3 Methods and devices for generating bipolar signals from unipolar signals
02/27/2013CN102948074A Oscillation circuit and operating current control method of same
02/13/2013CN101527546B D-type power amplifier
02/07/2013DE102012201312B3 Triangular signal generator for pulse width modulator, has resistances and transistors that are connected to outputs of comparators, where output of comparator is connected to reset input of memory element through inverter
02/06/2013CN102917880A Driver circuit
01/2013
01/31/2013US20130027094 Triangular wave generator and method generating triangular wave thereof
01/30/2013EP2550738A1 Clock feedthrough and crosstalk reduction method
01/30/2013CN102904550A Multi-channel synchronous waveform generator based on AD9959
01/23/2013CN202696558U 谐波发生器 Harmonic generator
01/17/2013US20130015861 Converter circuit and method of driving the same
01/16/2013CN202679329U Sawtooth wave generator
01/02/2013CN102006036B Generation method of spread spectrum clock dither signal
12/2012
12/26/2012CN101236444B Constant current source, slope voltage generating circuit and A/D converter
12/25/2012US8339164 Antenna driving device
12/19/2012CN202617074U Triangle-wave generator
12/19/2012CN202614810U Signal source for square wave and triangular wave and sine wave
12/19/2012CN101632225B Method and apparatus for producing triangular waveform with low audio band noise content
12/18/2012US8334685 Signal detector and signal detection method
12/12/2012CN102823132A Clock feedthrough and crosstalk reduction method
12/12/2012CN101867734B Electronic apparatus, AD converter, and AD conversion method
12/05/2012CN101039110B Square wave modulation circuit and modulation approach
11/2012
11/29/2012WO2012162702A2 Methods and devices for generating bipolar signals from unipolar signals
11/22/2012WO2012157801A1 Semiconductor waveform generator
11/14/2012CN102780470A Oscillator architecture having fast response time with low current consumption and method for operating the oscillator architecture
11/07/2012CN1992520B Precision triangular wave generator
11/01/2012US20120274146 Advanced clock synchronization circuit for switch mode power supplies
10/2012
10/23/2012US8295296 Programmable high-speed cable with printed circuit board and boost device
10/23/2012US8294496 Sawtooth oscillator
10/23/2012US8294495 Constant slope ramp circuits for sampled-data circuits
10/23/2012US8294494 Triangular-wave generating circuit synchronized with an external circuit
10/17/2012CN202495918U Square wave-to-triangle wave conversion circuit and chip
10/10/2012CN102721842A Square wave, triangular wave and sine wave signal source
10/04/2012WO2012133593A1 Pulse generation device
10/04/2012US20120250385 Temperature detecting apparatus, temperature detecting circuit and power semiconductor module
10/03/2012CN101640517B Switching audio amplifier, digital speaking device and audio amplification method
10/02/2012US8279761 Input/output interface for periodic signals
10/02/2012US8278976 Methods and devices for generating trapezoidal fire pulses
09/2012
09/19/2012EP2499740A1 Oscillator circuit and method of providing an oscillator output signal
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