| Patents for H03K 7 - Modulating pulses with a continuously-variable modulating signal (4,039) |
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| 04/07/2010 | EP2171838A2 Method and device for producing an amplitude-modulated signal |
| 04/07/2010 | CN1728551B Controller capable of adjusting and controlling width of pulse |
| 04/06/2010 | US7693216 Modulating transmission timing for data communications |
| 03/31/2010 | EP2168240A1 System, method and apparatus having improved pulse width modulation frequency resolution |
| 03/31/2010 | CN201435677Y Flyback switch power supply |
| 03/31/2010 | CN101689852A System, method and apparatus having improved pulse width modulation frequency resolution |
| 03/25/2010 | US20100074368 Asynchronous delta-sigma modulator and a method for the delta-sigma modulation of an input signal |
| 03/25/2010 | US20100073102 Iq-modulation system and method for switched amplifiers |
| 03/24/2010 | EP2165219A1 Improved pulse signaling for downhole telemetry |
| 03/23/2010 | US7684482 Single wire communication circuits and methods |
| 03/23/2010 | US7684475 Control system methods and apparatus for inductive communication across an isolation barrier |
| 03/17/2010 | EP2162984A2 Pulse width modulation circuit and class-d amplifier comprising the pwm circuit |
| 03/16/2010 | US7679464 Method and apparatus for frequency modulating a periodic signal of varying duty cycle |
| 03/11/2010 | WO2010025626A1 A device and method for controlling a pulse width, an ink jet printing apparatus using the device |
| 03/11/2010 | WO2008050267A3 Power amplifier |
| 03/11/2010 | US20100061442 Digital pulse width modulator |
| 03/10/2010 | CN101669286A Apparatus and method for generating fine timing from coarse timing source |
| 03/10/2010 | CN101667820A System and method of changing a PWM power spectrum |
| 03/09/2010 | US7675995 Apparatus and method for conditioning a modulated signal in a communications device |
| 03/09/2010 | US7675337 Duty cycle correcting circuit and duty cycle correcting method |
| 03/09/2010 | US7675336 Clock duty cycle recovery circuit |
| 03/04/2010 | US20100052873 Power supply employing pulse-width modulation and digital-to-analog converter, power supply control device, and manufacturing method of the same |
| 03/04/2010 | US20100052805 High-mode self-oscillating pulse modulator |
| 03/04/2010 | US20100052804 Pulse width modulation device |
| 03/04/2010 | DE102009019423A1 Modulationssystem und Verfahren für geschaltete Verstärker Modulation system and method for switched amplifier |
| 03/04/2010 | DE102008045027A1 Signal processing circuit for use in display device, has logic gate including input connected with modulator output, another input connected with signal input and output connected with signal output |
| 03/02/2010 | US7672218 Orthogonal code division multiplexing for twisted pair channels |
| 02/25/2010 | US20100045377 Switching Amplifier |
| 02/25/2010 | US20100045352 Method and apparatus for pulse width modulation |
| 02/24/2010 | EP2156556A2 Apparatus and method for generating fine timing from coarse timing source |
| 02/24/2010 | EP2156555A1 Techniques for multi-wire encoding with an embedded clock |
| 02/23/2010 | US7668273 Method and apparatus for synchronization of a mobile radio receiver to a base station |
| 02/23/2010 | US7668256 Method and apparatus for the generation and detection of optical differential varied-multilevel phase-shift keying with pulse amplitude modulation (ODVMPSK/PAM) signals |
| 02/23/2010 | US7668239 System and method for transmit timing precompensation for a serial transmission communication channel |
| 02/23/2010 | US7667552 Discrete dithered frequency pulse width modulation |
| 02/23/2010 | US7667551 Frequency shift keying modulator having sigma-delta modulated phase rotator |
| 02/23/2010 | US7667511 Efficient pulse amplitude modulation transmit modulation |
| 02/18/2010 | US20100040132 Multiple Devices Communicating on a Single Communication Channel with a Consecutively Sequenced Signal |
| 02/17/2010 | CN100590972C Digital processor with pulse width modulation module and method thereof |
| 02/16/2010 | US7664160 Transmitting device, receiving device, and communication system |
| 02/11/2010 | US20100033261 Minimum pulse width for pulse width modulation control |
| 02/11/2010 | DE102004033129B4 Ansteuerschaltung, Vorrichtung und Verfahren zur Geräuschunterdrückung Drive circuit, apparatus and method for noise suppression |
| 02/09/2010 | US7659789 Signal modulation scheme in class-D amplification and circuit therefor |
| 02/04/2010 | WO2010014085A1 Method and apparatus for pulse width modulation signal processing |
| 02/04/2010 | US20100027705 Method and device for calculating zero-croccing reference sequences for signal detection of angle-modulated signals based on zero crossings of the received signal |
| 02/04/2010 | CA2731431A1 Method and apparatus for pulse width modulation signal processing |
| 02/02/2010 | US7657238 Method and apparatus for modulating a radio signal using digital amplitude and phase control signals |
| 02/02/2010 | US7656946 Pulse width modulation amplifier |
| 02/02/2010 | US7656213 Generating a pulse signal with a modulated duty cycle |
| 02/02/2010 | US7656147 Method and apparatus for measuring pulse widths of a side-band signal |
| 02/02/2010 | US7656113 Device of pulse width modulation type for load drive |
| 01/28/2010 | WO2010010278A1 Multichannel transmission on unifilar bus |
| 01/28/2010 | US20100020864 Pulse transmitting device, pulse receiving device, pulse communication system, and pulse communication method |
| 01/28/2010 | US20100020863 Determination of receive data values |
| 01/28/2010 | US20100019745 Multiple switch node power converter control scheme that avoids switching sub-harmonics |
| 01/27/2010 | CN100586014C Impulse wave formation device |
| 01/26/2010 | US7653165 Pulse amplitude modulated system with reduced intersymbol interference |
| 01/21/2010 | WO2010006836A1 Method and circuit arrangement for actuating a controllable electronic switch |
| 01/21/2010 | WO2009146083A3 Pulse transformer driver |
| 01/21/2010 | US20100014575 Pulse Width Modulator |
| 01/21/2010 | US20100014574 Digital amplifier |
| 01/21/2010 | US20100013569 System and method for providing a pulse-width modulated signal to an output system |
| 01/19/2010 | US7649958 Transmit signal generator and method |
| 01/14/2010 | WO2009124224A3 Distributed multiphase converters |
| 01/14/2010 | WO2009124221A3 Blade architecture array converter |
| 01/14/2010 | US20100007395 Pulse generator |
| 01/14/2010 | US20100007394 Method and apparatus of providing a biased current limit for limiting maximum output power of power converters |
| 01/13/2010 | CN201383784Y Motor driver |
| 01/12/2010 | US7646824 Method and system for a fast-switching phase-locked loop using a direct digital frequency synthesizer |
| 01/07/2010 | WO2008106456A3 Universal and fault-tolerant multiphase digital pwm controller for high-frequency dc-dc converters |
| 01/07/2010 | US20100001891 A/d converter |
| 01/06/2010 | EP2141813A1 Fully integrated frequency synthesis using PWLL |
| 01/06/2010 | CN100578935C Pulse production circuit and circuit for realizing liquid crystal gray scale using the same |
| 01/06/2010 | CN100578934C Delay line calibration circuit comprising asynchronous arbiter element |
| 01/06/2010 | CN100578915C Two point phase modulator and method for controlling pressure-control oscillator gain in modulator |
| 01/05/2010 | US7642877 Self-oscillating modulator and method for adjusting a self-oscillating modulator |
| 01/05/2010 | US7642876 PWM generator providing improved duty cycle resolution |
| 01/05/2010 | US7642829 Duty detection circuit |
| 12/30/2009 | WO2009156795A1 Method and apparatus for generating a modulated waveform signal |
| 12/30/2009 | EP1402638B1 A method and an arrangement relating to telecommunications systems |
| 12/30/2009 | CN100576355C Electronic circuit with array of programmable logic cells |
| 12/29/2009 | US7639098 Methods and apparatus for reducing peak-to-RMS amplitude ratio in communication signals |
| 12/24/2009 | DE102008026846A1 Circuit arrangement, has comparator unit providing pulse width modulated signal resulting from comparison of presetting signal with comparison signal, where pulse width of modulated signal is based on gradient of steep flank signal |
| 12/17/2009 | US20090310786 Systems for Channel Coordination of Audio and Data Transmission in a Broadcast Band |
| 12/16/2009 | EP2132867A1 Digital pulse-width modulator based on non-symmetric self-oscillating circuit |
| 12/16/2009 | CN201365202Y High-power audio switch power supply |
| 12/09/2009 | CN201360165Y High-power vehicular energy source parallel charging and controlling device |
| 12/09/2009 | CN100568697C PWM control system |
| 12/03/2009 | WO2009146083A2 Pulse transformer driver |
| 12/03/2009 | US20090296805 Pulse width modulation controller and pulse waveform control method |
| 12/03/2009 | US20090295445 Double-edge pwm controller and its control method thereof |
| 12/02/2009 | EP2127079A2 Universal and fault-tolerant multiphase digital pwm controller for high-frequency dc-dc converters |
| 12/02/2009 | EP2127070A2 A data processing system for clipping correction |
| 12/02/2009 | CN101594130A Slope frequency detection mode based pulse wireless low jitter transmission method |
| 12/02/2009 | CN101594056A Dc-to-dc converter and method thereof |
| 12/02/2009 | CN100566162C Pulse width modulation circuit |
| 12/01/2009 | US7627032 Digital pulse width modulator |
| 11/26/2009 | WO2009102128A3 Crossing input signal modulator |
| 11/26/2009 | DE102008023536A1 Leistungsarmer und hochauflösender Zeitgeber Poor performance and high-resolution timer |
| 11/25/2009 | EP2124338A1 Clock-signal generator |