| Patents for H03K 7 - Modulating pulses with a continuously-variable modulating signal (4,039) |
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| 04/26/2011 | US7933307 Multiple-input multiple-output ultra-wide band communication method and device using hermite pulses |
| 04/26/2011 | US7932790 Switched modulation of a radio-frequency amplifier |
| 04/21/2011 | US20110089986 Method and apparatus for pulse width modulation |
| 04/20/2011 | CN102027679A Pulse width modulation dead time compensation method and apparatus |
| 04/20/2011 | CN102023566A Method for controlling and producing AC code of IRIG-B as time synchronization standard by FPGA (field programmable gata array) |
| 04/20/2011 | CN101141124B Level determining device and method of pulsewidth modulation signal |
| 04/19/2011 | US7928785 Loop filter, phase-locked loop, and method of operating the loop filter |
| 04/14/2011 | WO2011042919A1 Pulse width modulation for a switching amplifier |
| 04/14/2011 | US20110085575 Digital pulse-width-modulation control of a radio frequency power supply for pulsed laser |
| 04/14/2011 | US20110084747 Voltage converting circuit and method |
| 04/14/2011 | DE102009045625A1 Device for controlling pulse width modulation, has multiple control channels for controlling power consumption of multiple electrical consumers, where control unit is provided for controlling pulse width modulation of control channels |
| 04/13/2011 | CN102017412A Rotating pulse-with modulator |
| 04/13/2011 | CN102017401A Method and control circuit for controlling pulse width modulation |
| 04/13/2011 | CN101188433B Method and system for AM in wireless communication system |
| 04/06/2011 | CN201789477U Output pulse width modulating circuit of voltage-withstand instrument |
| 04/06/2011 | CN102007693A Method for generating an analog signal generated by PWM signal, and system generating such signal |
| 04/06/2011 | CN102006036A Generation method of spread spectrum clock dither signal |
| 04/06/2011 | CN102004455A STATCOM (Static Synchronous Compensator) control system based on mixed chaotic sequence generator |
| 04/05/2011 | US7920395 Pulse width modulation method for a power converter |
| 03/31/2011 | US20110075722 Data transmission system and method, and data sending apparatus and receiving apparatus |
| 03/30/2011 | CN201781466U Monopulse transformer edge triggering small-sized floating-board modulator |
| 03/30/2011 | CN101997524A Method and digital chip for generating multi-path SPWM signals |
| 03/29/2011 | US7917795 Digital circuit to measure and/or correct duty cycles |
| 03/29/2011 | US7916804 Method and system for a fast-switching phase-locked loop using a direct digital frequency synthesizer |
| 03/29/2011 | US7915938 Multi-channel digital pulse width modulator (DPWM) |
| 03/24/2011 | US20110068965 Digital control switching power supply unit |
| 03/24/2011 | DE102008045027B4 Signalverarbeitungsschaltung, Anzeigevorrichtung und Verfahren zur Signalverarbeitung Signal processing circuit, display device and method of signal processing |
| 03/23/2011 | CN201774509U All-solid-state modulator modular component |
| 03/23/2011 | CN101002387B Dynamic differentiated link adaptation for ultra-wideband communication system |
| 03/22/2011 | US7912143 Biphase multiple level communications |
| 03/16/2011 | CN101416395B Digital processing apparatus |
| 03/15/2011 | US7907664 Digital adaptive feedforward harmonic distortion compensation for digitally controlled power stage |
| 03/10/2011 | US20110058602 Method for Identifying Data Encoded by PPM Modulation, and Receiver for Said Method |
| 03/10/2011 | US20110058601 Apparatus and method for envelope tracking power amplifier in wireless communication system |
| 03/10/2011 | US20110058399 Signal converter for generating switch drive signals for a multi-level converter, drive circuit, pulse-width-modulation signal generator, multi-level converter, methods and computer program |
| 03/03/2011 | DE202010008175U1 Digitales Pulsbreitenmodulationsgerät Digital pulse width modulation device |
| 03/03/2011 | DE102010015071A1 Steuerungsverfahren für pulsmodulierte Hochfrequenzleistung und Versorgungsvorrichtung für pulsmodulierte Hochfrequenzleistung Control method for pulse modulated RF power supply and device for pulse modulated RF power |
| 03/01/2011 | US7898354 Pulse generation circuit and modulator |
| 03/01/2011 | US7898353 Clock conditioning circuit |
| 03/01/2011 | US7898309 Analog duty cycle correction loop for clocks |
| 02/24/2011 | WO2010132460A3 Gate driver for enhancement-mode and depletion-mode wide bandgap semiconductor jfets |
| 02/24/2011 | DE112008002804T5 PWM Steuer-bzw. PWM control or. Regelverfahren und Vorrichtung und Lichteinstellvorrichtung Control method and apparatus and Lichteinstellvorrichtung |
| 02/23/2011 | EP2286511A1 Dual-polarization radar processing system using time domain method |
| 02/22/2011 | US7893743 Controlled power converter |
| 02/17/2011 | WO2011019319A1 Air ionizer electrode drive circuit and method |
| 02/17/2011 | WO2011017802A1 High voltage square wave and spwm wave generator |
| 02/16/2011 | EP1346478B1 Architecture for field programmable gate array |
| 02/16/2011 | CN101977042A PWM or PSM dual-mode modulation control circuit used for switch voltage-stabilized supply |
| 02/15/2011 | US7889787 Ultrasound transmit beamformer integrated circuit and method |
| 02/15/2011 | US7889019 Pulse width modulation sequence generating a near critical damped step response |
| 02/10/2011 | WO2011017245A2 Pulse width modulation frequency conversion |
| 02/10/2011 | US20110032047 Pulse modulated rf power control method and pulse modulated rf power supply device |
| 02/10/2011 | DE102009028350A1 Method for producing coherent electric or electromagnetic modulation signals with definite, relative phase shifts, involves connecting signal outputs with common circuit output in component provided outside integrated circuit |
| 02/10/2011 | DE102008017774B4 Modulationsanordnung und Verfahren zum Bereitstellen eines modulierten Steuersignals Modulation system and method for providing a modulated control signal |
| 02/10/2011 | DE102006026906B4 Schaltung und Verfahren zur Pulsweitenmodulation mittels synchronisierter, selbstoszillierender Pulsweitenmodulatoren Circuit and method for pulse-width modulation using synchronized, self-oscillating pulse width modulators |
| 02/09/2011 | EP2281342A1 Pulse width modulation dead time compensation method and apparatus |
| 02/09/2011 | CN101971227A Peer-to-peer communication in wireless sensor network through delay response between packets |
| 02/09/2011 | CN101969303A Resonance circuit output characteristic control method |
| 02/08/2011 | US7885353 Spread spectrum block control apparatus and spread spectrum clock generating apparatus |
| 02/08/2011 | US7885326 Method for determining a pulse position in a signal |
| 02/03/2011 | US20110026580 Rotating pulse-width modulator |
| 02/02/2011 | CN101964641A Double secondary-ring tracking band-pass integration circuit based on pulse width modulation and control method thereof |
| 02/02/2011 | CN101388595B Pwm pulse controller |
| 02/01/2011 | US7881402 Compensation for gain imbalance, phase imbalance and DC offsets in a transmitter |
| 02/01/2011 | US7880522 Double-edge PWM controller and its control method thereof |
| 01/26/2011 | EP2278701A1 Drive control circuit for electric motor |
| 01/26/2011 | CN101958700A PWM (Pulse Width Modulation) control circuit |
| 01/20/2011 | US20110012766 Multi-bit sigma-delta modulator with reduced number of bits in feedback path |
| 01/20/2011 | US20110012687 Digital pulse width modulator |
| 01/20/2011 | US20110012658 Adaptive pulse width control power conversation method and device thereof |
| 01/19/2011 | CN101951243A Full digital phase modulation and amplitude modulation clock generating circuit for switch power amplifier |
| 01/18/2011 | US7872546 Multi mode modulator and method with improved dynamic load regulation |
| 01/18/2011 | US7872542 Variable capacitance with delay lock loop |
| 01/18/2011 | US7872510 Duty cycle correction circuit of semiconductor memory apparatus |
| 01/13/2011 | US20110007844 Apparatus for frequency modulating and demodulating of frequency selective baseband with gain of frequency diversity, and apparatus for transmitting and receiving using for this |
| 01/13/2011 | US20110007794 Transmitter |
| 01/13/2011 | US20110006853 Multi mode modulator and method with improved dynamic load regulation |
| 01/12/2011 | EP2272164A2 Blade architecture array converter |
| 01/12/2011 | CN101946474A Impulse ultra-wideband radio communication system |
| 01/12/2011 | CN101944896A Charge pump and charging/discharging method capable of reducing leakage current |
| 01/11/2011 | US7869499 Variable-frequency circuit with a compensation mechanism |
| 01/11/2011 | US7869495 OFDM receiver using time-domain and frequency-domain equalizing and time domain equalizer |
| 01/11/2011 | US7868711 Arrangement for pulse-width modulating an input signal |
| 01/05/2011 | EP2269307A1 Method for generating an analog signal generated by pwm signal, and system generating such signal |
| 01/05/2011 | EP2269306A1 Improved pulse width modulation |
| 01/05/2011 | EP2269305A1 Rotating pulse-width modulator |
| 01/05/2011 | EP2269302A1 Method and control circuit for controlling pulse width modulation |
| 01/05/2011 | CN201698247U Reverse exciting type switch converter controller integrated circuit |
| 01/05/2011 | CN101582647B High-accuracy pulse/direct current digital power of ionic accelerator |
| 01/05/2011 | CN101404488B Synchronous generating system for triangular wave and synchronous generating circuit using triangular wave |
| 01/04/2011 | US7864869 Satellite communication system utilizing low density parity check codes |
| 12/29/2010 | CN101931386A Pulse width modulation control system |
| 12/29/2010 | CN101931385A PSM digital circulation controller based on FPGA (Field Programmable Gate Array) and control method thereof |
| 12/29/2010 | CN101546958B Improved technique for pulse-width modulation of switching power supply and device for achieving same |
| 12/23/2010 | WO2010147292A1 Audio amp with spurious wave noise reduction circuit |
| 12/23/2010 | WO2010145836A1 Integrator |
| 12/23/2010 | DE102004016073B4 Verfahren zur Erzeugung eines Impulsausgangssignals aus einem periodischen Sägezahnsignal und einer Referenzspannung, und getakteter Stromwandler A method for generating a pulse output signal from a periodic sawtooth signal and a reference voltage, and a clocked current transformer |
| 12/14/2010 | US7852912 Direct determination equalizer system |
| 12/08/2010 | CN101911488A Signal modulation circuit |
| 12/08/2010 | CN101911478A Systems and methods for improved over-current clipping |