| Patents for H03K 7 - Modulating pulses with a continuously-variable modulating signal (4,039) |
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| 11/19/2009 | US20090285279 Phase frequency detector with pulse width control circuitry |
| 11/19/2009 | US20090284322 Synchronously stackable double-edge modulated pulse width modulation generators |
| 11/19/2009 | US20090284296 Selectable delay pulse generator |
| 11/19/2009 | US20090284291 Complementary signal generation circuit and semiconductor device comprising same |
| 11/18/2009 | EP2118998A2 Predistortion of pulse modulator for correction of slewing distortion |
| 11/18/2009 | CN101582647A High-accuracy pulse/direct current digital power of ionic accelerator |
| 11/12/2009 | WO2009137702A1 Dual-polarization radar processing system using time domain method |
| 11/12/2009 | WO2009137573A1 Pulse width modulation dead time compensation method and apparatus |
| 11/12/2009 | US20090278621 Pulse Width Modulation Dead Time Compensation Method and Apparatus |
| 11/12/2009 | CA2723720A1 Dual-polarization radar processing system using time domain method |
| 11/05/2009 | US20090274207 Apparatus and control interface therefor |
| 11/03/2009 | US7613239 Digital signal offset adjusting apparatus and pulse pattern generator using the same |
| 10/29/2009 | WO2009131440A1 Method and control circuit for controlling pulse width modulation |
| 10/28/2009 | CN101567658A Rotating transformer exciting circuit based on sinusoidal pulse width modulation (SPWM) |
| 10/28/2009 | CN100555001C Pulse modulating photodetector and electronic device |
| 10/27/2009 | US7609109 Contactless IC card system |
| 10/27/2009 | US7609101 PWM switching direct voltage circuit |
| 10/22/2009 | WO2009127739A1 Improved pulse width modulation |
| 10/22/2009 | WO2009127361A1 Method for generating an analog signal generated by pwm signal, and system generating such signal |
| 10/22/2009 | WO2009127036A1 Impulse ultra-wideband radio communication system |
| 10/22/2009 | US20090261877 Duty cycle correction circuit with wide-frequency working range |
| 10/22/2009 | DE102008017774A1 Modulationsanordnung und Verfahren zum Bereitstellen eines modulierten Steuersignals Modulation system and method for providing a modulated control signal |
| 10/21/2009 | CN101562442A Frequency jittering circuit and low-frequency triangle wave generator |
| 10/21/2009 | CN101562428A Signal modulation device and control method thereof |
| 10/20/2009 | US7605626 Clock generator and clock duty cycle correction method |
| 10/15/2009 | WO2009125377A1 Rotating pulse-with modulator |
| 10/15/2009 | US20090257528 Quadrature modulation without carrier |
| 10/14/2009 | CN101557217A Multi-dimensional pulse-width modulating method and multi-dimensional pulse-width modulating signal generator |
| 10/14/2009 | CN100550631C Pulse width modulating device |
| 10/14/2009 | CN100550630C Method and apparatus for generating a distortionless pulse width modulated waveform |
| 10/14/2009 | CN100549939C Adding circuit suitable for sigma-delta modulator circuits |
| 10/08/2009 | WO2009094352A3 Externally synchronizing multiphase pulse width modulation signals |
| 10/08/2009 | US20090252202 Method and apparatus for enhanced decoding in multi-band ultra-wideband communications |
| 10/08/2009 | US20090251230 Modulation Arrangement and Method for Providing a Modulated Control Signal |
| 10/08/2009 | US20090251229 Self-oscillating modulator with improved synchronisation and pwm cycle constraints |
| 10/07/2009 | CN100547924C Method and apparatus for driving multiple peripherals with different clock frequencies in an integrated circuit |
| 10/01/2009 | WO2009088886A3 Systems and methods for improved over-current clipping |
| 10/01/2009 | US20090245344 System and Method for Multi-Channel Control System |
| 10/01/2009 | US20090243745 System and method of shaping a power spectrum in pwm amplifiers |
| 10/01/2009 | US20090243744 System and method of changing a pwm power spectrum |
| 09/30/2009 | EP2104979A2 Power amplifier |
| 09/30/2009 | CN101546958A Improved technique for pulse-width modulation of switching power supply and device for achieving same |
| 09/29/2009 | US7596589 Time-mode analog computation circuits and methods |
| 09/29/2009 | US7596106 System and method for generating flexible time slot in internal voice mail system |
| 09/29/2009 | US7595686 Digital controller for high-frequency switching power supplies |
| 09/24/2009 | US20090238258 Switched Mode Power Amplification |
| 09/22/2009 | US7593468 Method of interfacing a high speed signal |
| 09/17/2009 | US20090232197 Pulse modulated wireless communication device |
| 09/17/2009 | US20090231052 Pulse width modulation structure enabling regulated duty cycle |
| 09/17/2009 | US20090231007 Semiconductor integrated circuit capable of overcoming clock signal jitter |
| 09/15/2009 | US7590192 Method and apparatus for computing SIR of time varying signals |
| 09/15/2009 | US7590177 Method and system for receiving pulse width keyed signals |
| 09/15/2009 | US7590087 Methods for wireless data transmission between a base station and one or more transponders |
| 09/15/2009 | US7590044 Method and apparatus for interleaving\within a communication system |
| 09/09/2009 | EP2097978A2 Digital pulse modulators having free-running clock |
| 09/09/2009 | CN101527548A Circuit and method for generating PWM control signals by class D amplifier |
| 09/09/2009 | CN101527547A Method and related device for controlling power output stage of power amplifier |
| 09/09/2009 | CN101527457A Staggered driving PWM compensating current generator and control method thereof |
| 09/08/2009 | US7586978 GMSK spread modulation |
| 09/02/2009 | CN201303316Y PWM pulse-width control circuit |
| 09/02/2009 | CN101523723A Switching amplifier |
| 09/01/2009 | US7583158 PWM signal generating circuit |
| 08/26/2009 | EP2092709A1 Pulse width modulator |
| 08/26/2009 | CN201298243Y Pulse-width modulation unit for providing any voltage value and graphic processor unit |
| 08/26/2009 | CN101515726A High-efficiency high power factor charger circuit |
| 08/20/2009 | WO2009102128A2 Crossing input signal modulator |
| 08/20/2009 | US20090207941 Delay-Based Modulation of RF Communications Signals |
| 08/20/2009 | US20090206902 Method for providing power factor correction including synchronized current sensing and pwm generation |
| 08/19/2009 | CN101512901A PWM method and apparatus, and light source driven thereby |
| 08/19/2009 | CN101512897A Amplifier employing interleaved signals for PWM ripple suppression |
| 08/18/2009 | US7576561 Device and method of configuring a device having programmable logic |
| 08/13/2009 | WO2009098603A1 Spread spectrum clock modulator |
| 08/13/2009 | US20090201982 Precision timing pulse width communications methodology |
| 08/13/2009 | US20090201981 Transmission Element Having a Segmented Characteristics Map |
| 08/12/2009 | CN101505090A Control arrangement for a pfc power converter |
| 08/11/2009 | US7573309 Waveform width adjusting circuit with selective control delay |
| 08/06/2009 | US20090196373 System for increasing rfid tag reader sensitivity |
| 08/06/2009 | US20090196337 Pulse width modulation circuits and methods |
| 08/05/2009 | CN201285505Y PWM control circuit with minimum duty ratio adjustable |
| 08/05/2009 | CN101501985A Electronic device for self oscillating class D system |
| 08/05/2009 | CN101499791A PWM control method |
| 08/04/2009 | US7570684 Method for joint time synchronization and frequency offset estimation in OFDM system and apparatus of the same |
| 07/30/2009 | WO2009092722A1 Multibit modulator with digital adjustable pulse duration |
| 07/30/2009 | US20090190651 Pwm signal generator, pwm signal generating device, and digital amplifier |
| 07/30/2009 | US20090190650 Driving signal generation circuit |
| 07/30/2009 | US20090189661 Pulse width modulation controller and the controlling method thereof |
| 07/30/2009 | DE102009005493A1 Verstärkermodulationsverfahren und Vorrichtung Amplifier modulation method and device |
| 07/23/2009 | US20090185614 Signal generating apparatus and related method |
| 07/22/2009 | EP2081295A1 A device and a method for generating a PWM signal and a system using a PWM signal |
| 07/22/2009 | CN100517956C Class-D amplifier |
| 07/16/2009 | WO2009088886A2 Systems and methods for improved over-current clipping |
| 07/16/2009 | US20090180530 Apparatus and method for amplifying signal power in a communication system |
| 07/16/2009 | US20090179709 Signal modulation scheme in class-d amplification and circuit therefor |
| 07/16/2009 | US20090179674 Phase-combining circuit and timing signal generator circuit for carrying out a high-speed signal transmission |
| 07/16/2009 | DE10048593B4 Schaltungsanordnung mit einem Pulsweitenmodulator zur Ansteuerung einer Last Circuit arrangement having a pulse width modulator for driving a load |
| 07/15/2009 | EP1815590A4 Transmit signal generator and method |
| 07/15/2009 | CN101483423A Improved pulse width modulation control circuit |
| 07/15/2009 | CN100514857C Symmetric PWM control signal generator |
| 07/14/2009 | US7561808 System and method of using variable pulses for symbology |
| 07/14/2009 | US7561002 Method and apparatus for frequency modulating a periodic signal of varying duty cycle |