Patents
Patents for H03K 7 - Modulating pulses with a continuously-variable modulating signal (4,039)
12/2011
12/22/2011US20110310954 Pulse width modulation communication system
12/22/2011US20110310953 Managing Spectra of Modulated Signals in a Communication Network
12/21/2011CN101741355B 波形转换装置 Waveform conversion device
12/20/2011US8081699 Wireless communication system and method with elliptically polarized radio frequency signals
12/20/2011US8081041 Glue-logic based method and system for minimizing losses in oversampled digitally controlled DC-DC converters
12/20/2011US8081022 Data processing system for clipping correction
12/14/2011EP2395664A1 Method and device for phase and/or pulse-width modulation
12/14/2011CN102282765A 一种数字脉宽调制器方法及系统 A digital pulse width modulation methods and systems
12/14/2011CN102023566B 一种由fpga控制产生irig-b的ac码作为时间同步标准的方法 An irig-b of ac code as time synchronization standard method for generating controlled by fpga
12/13/2011US8076987 Pulse width modulating circuit
12/08/2011WO2011151140A1 Method and device for producing discrete values of a current by an inductance for limiting the excitation current for a motor vehicle generator
12/07/2011EP2392008A1 System and method of pulse generation
12/07/2011CN202068389U 一种短时脉冲信号的实现装置 Achieve a short-pulse signal device
12/07/2011CN101416374B Pwm逆变器 Pwm Inverter
12/06/2011US8072283 Signal modulation for switched mode power amplifiers
12/01/2011DE102011076692A1 Pulsmodulationsanordnung und pulsmodulationsverfahren Pulse modulation system and pulse modulation method
11/2011
11/30/2011CN101789774B 全数字脉宽控制电路 Digital pulse width control circuit
11/29/2011US8068571 Featureless coherent chaotic amplitude modulation
11/29/2011US8068540 Cartesian modulation system via multi-level pulse width modulation
11/24/2011WO2011088369A3 Clock and data recovery for burst-mode serial signals
11/24/2011US20110287736 Methods for in-band signaling through enhanced variable-rate codecs
11/24/2011US20110285472 Output circuits with class d amplifier
11/24/2011US20110285440 Frequency jitter controller for power converter
11/24/2011US20110285373 Pulse generating circuit and pulse width modulator
11/23/2011EP2387823A1 Pulse-width modulation (pwm) with independently adjustable duty cycle and frequency using two adjustable delays
11/23/2011EP2055061B1 Replica linearized power amplifier
11/22/2011US8064513 Pulse generator, communication device, and pulse generation method
11/22/2011US8063684 Pulse width modulated controller applied to switch-type voltage regulator
11/17/2011WO2011141657A1 Method of pwm control of a power converter
11/17/2011WO2011091261A3 Method and apparatus for frequency-modulation control of an oscillator
11/17/2011US20110280299 Pulse Width Modulation Synchronization of Switched Mode Power Converters
11/17/2011US20110279076 Electric motor, and device for generating a signal for controlling the same
11/16/2011CN202043086U PWM drive device and electric apparatus drive module
11/16/2011CN102244959A Pulse width modulation unit, circuit and method for driving LED
11/16/2011CN101425796B Digital pulse width modulation system and method capable of digit drop
11/15/2011US8059710 Space-time coding method for a multi-antenna system of the UWB pulse type
11/15/2011US8059709 Space-time coding/decoding method for a dual-antenna pulse UWB communication system
11/15/2011US8059708 Pulse width digitizing method and pulse width digitizer using thereof
11/15/2011US8058939 Slope compensation circuit
11/10/2011WO2011137653A1 Device and method for processing clock modulation modes
11/09/2011CN1954495B Method and apparatus having a digital PWM signal generator with integral noise shaping
11/09/2011CN1774867B Pulse modulator and pulse modulation method
11/09/2011CN102239635A Pulse-width modulation with selective pulse-eliminator
11/09/2011CN102237863A Digital signal processor
11/02/2011CN102231627A Short pulse signal realization method and device
11/01/2011US8050359 Continuously variable phase frequency shift keying
11/01/2011US8050319 Signal generating apparatus and related method
10/2011
10/27/2011US20110261875 Multi-Edge Pulse Width Modulator with Non-Stationary Residue Assignment
10/27/2011US20110261874 Communication Over Power Lines
10/27/2011US20110260804 Pulse width modulating circuit
10/25/2011US8044744 Time modulation with cosine function
10/25/2011US8044743 Method and apparatus for pulse position modulation
10/25/2011US8044688 Systems and methods for determining an out of band signal
10/21/2011DE202011004595U1 USART System zur Nutzung in einem Funktionsgenerator USART system for use in a function generator
10/20/2011WO2011129209A1 Power source circuit
10/20/2011WO2011128219A2 Control device
10/20/2011US20110254636 Multi-phase pulse modulation polar transmitter and method of generating a pulse modulated envelope signal carrying modulated rf signal
10/19/2011CN101128979B High precision control apparatus and method for use with modulated light sources
10/18/2011US8041484 Abnormality reporting device for vehicle and control program
10/12/2011CN101304247B Multi-period random digit pulse-width modulation circuit and method
10/12/2011CA2707889A1 Multiple-input comparator and power converter
10/11/2011US8036315 Multiple signal receiving
10/06/2011WO2011120824A1 Method for producing a pwm signal
10/06/2011WO2011120815A1 Method for generating a multiphase pwm signal
10/06/2011WO2011120809A1 Method for generating a pwm signal
10/06/2011US20110243216 Communication apparatus and control method thereof
10/06/2011DE102010003525A1 Verfahren zum Erzeugen eines PWM-Signals A method of generating a PWM signal
10/06/2011DE102010003516A1 Verfahren zum Erzeugen eines PWM-Signals A method of generating a PWM signal
10/06/2011DE102010003513A1 Verfahren zum Erzeugen eines Multiphasen-PWM-Signals A method for generating a multi-phase PWM signal
10/04/2011US8031764 Multiplexer based transmitter equalization
09/2011
09/21/2011CN1750373B PWM power supply controller and method therefor
09/21/2011CN102195622A Pulse density modulation method and apparatus
09/21/2011CN102195621A Apparatus, circuit and method for automatic phase-shifting pulse width modulated signal generation
09/20/2011US8022742 Circuit for reducing duty distortion in a semiconductor memory device
09/15/2011US20110222621 Wireless communication system with a modulation bandwidth comparable to or exceeding the bandwidth of the transmitter and/or receiver antennas
09/15/2011US20110222595 Power line communication method for transmitting data signal with splitting of power transmission interval
09/15/2011US20110221541 Pulse width modulation signal generator and method
09/15/2011US20110221540 Pulse density modulation method and apparatus
09/15/2011US20110221506 Phase-combining circuit and timing signal generator circuit for carrying out a high-speed signal transmission
09/13/2011US8018262 Duty cycle correction circuit
09/08/2011US20110216818 Variable duty cycle generation for out-phasing and pwm power amplifiers
09/08/2011US20110215734 Pwm pulse generating circuit, device having the same, and pwm control method
09/08/2011US20110215158 Passive RFID Transponder and RFID Reader
09/07/2011EP2269305B1 Rotating pulse-width modulator
09/01/2011WO2011106052A1 Decision feedback equalizer
09/01/2011WO2011104247A1 Method and circuit configuration for transforming an hf signal in band pass pulse length modulation
09/01/2011US20110210707 Pulse modulation control in a dc-dc converter circuit
08/2011
08/31/2011CN201956988U Controller
08/31/2011CN201956987U 用于可调输出数控电源中的高速低耗数字脉宽调制器 NC adjustable output power for the low speed digital pulse width modulator
08/31/2011CN102170282A Method and apparatus for adaptively modifying a pulse width of a pulse width modulated output
08/31/2011CN102170281A Device and method for fast demodulating low-frequency pulse width modulation signal
08/31/2011CN102170280A Generating circuit for medium-frequency pulse amplitude modulation wave
08/25/2011WO2011103353A1 Extendable n-channel digital pulse-width/pulse-frequency modulator
08/25/2011WO2011103350A1 Glue-logic based method and system for minimizing losses in oversampled digitally controlled dc-dc converters
08/25/2011WO2011102838A1 Generation of adjustable phase reference waveform
08/25/2011US20110204988 Glue-logic based method and system for minimizing losses in oversampled digitally controlled dc-dc converters
08/25/2011DE102010011468A1 Verfahren und Schaltungsanordnung zur Transformation eines HF-Signals bei der Bandpass-Pulslängenmodulation Method and circuit arrangement for transforming a signal at the RF bandpass pulse width modulation
08/24/2011CN201947235U Stepless pulse width alignment circuit of high pressure pulse magnetic switch
08/24/2011CN201947234U 一种压力控制的脉冲宽度调制式可变电阻器 A pressure-controlled pulse width modulated variable resistor
08/18/2011US20110199164 Extendable n-channel digital pulse-width/pulse-frequency modulator
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