H03K 7 - Modulating pulses with a continuously-variable modulating signal

Patents for H03K 7 - Modulating pulses with a continuously-variable modulating signal (4,039)
12/2006
12/13/2006	CN1290260C PWM buffer circuit for regulating frequency and duty ratio of PWM signal
12/12/2006	US7149246 Method and apparatus for reducing oscillator pull in a CMOS wireless transceiver integrated circuit
12/05/2006	US7145937 GMSK spread modulation
11/2006
11/30/2006	US20060268975 Pulse width modulation (PWM) utilizing a randomly generated pattern subsequently modified to create desired control characteristics
11/30/2006	DE10243564B4 Schaltungsanordnung zur Mittelwertbildung A circuit arrangement for averaging
11/28/2006	US7142597 Full bridge integral noise shaping for quantization of pulse width modulation signals
11/28/2006	US7142049 Multi-reference switching amplifier modulation method and apparatus
11/28/2006	US7141896 Pulse width modulation signal generator
11/23/2006	WO2006124155A2 Digital amplifier system for driving a capacitive load
11/23/2006	WO2006015000A3 Finite state machine digital pulse width modulator for a digitally controlled power supply
11/23/2006	US20060262843 Digital amplifier, pulse width modulator thereof and method for reducing pop noise for the same
11/23/2006	US20060261908 Intelligent low noise design
11/23/2006	US20060261907 Universal signal modulators
11/22/2006	EP1724923A1 Signal generation
11/16/2006	WO2006121260A1 Method and apparatus for pulse width modulation in a swithing amplifier
11/16/2006	US20060256889 Demodulation method and demodulation circuit
11/16/2006	US20060256874 Digital amplifier system for driving a capacitive load
11/09/2006	WO2006044287A3 Ultra-wideband communication apparatus and methods
11/09/2006	US20060251165 Pwm control system
11/09/2006	US20060250194 Operating method for a coriolis gyro, and evaluation/control elecrronics which are suitable for this purpose
11/08/2006	CN1859000A Feedback type full difference modulator
11/07/2006	US7133462 Method and apparatus for determining modulation scheme for retransmission in a communication system
11/07/2006	US7133444 Combined equalization for DMT-based modem receiver
11/02/2006	US20060245488 Burst transmission
10/2006
10/31/2006	US7130346 Method and apparatus having a digital PWM signal generator with integral noise shaping
10/31/2006	US7129740 Low noise output buffer
10/25/2006	EP1715575A1 Inductive load driving device
10/24/2006	US7127002 System and method for frequency and phase modulating data on a SCSI bus or a serial SCSI link
10/19/2006	US20060233233 Method and device for receiving or transmitting a signal with encoded data
10/19/2006	US20060233232 Pulse width modulation generating circuit
10/19/2006	US20060232351 Digital pulse width controlled oscillation modulator
10/18/2006	EP1620950B1 Pulse modulator and pulse modulation method
10/18/2006	CN1848683A Trianglar-wave generator and pulse-width modulation signal generating circuit containing the same
10/17/2006	US7124221 Low latency multi-level communication interface
10/17/2006	US7123843 System and method of using variable pulses for symbology
10/17/2006	US7123110 Low power self refresh timer oscillator
10/17/2006	US7123067 Voltage-change control circuit and method
10/12/2006	WO2006106718A1 Impulse waveform generating apparatus and high frequency pulse waveform generating apparatus
10/12/2006	US20060227861 Digital pulse-width modulator
10/12/2006	US20060227860 Digital PWM controller for preventing limit cycle oscillations
10/12/2006	DE19635261B4 Integrierte Softstart-Impulsbreitenmodulations-Schaltung Integrated soft-start pulse width modulation circuit
10/11/2006	EP1709737A1 Method and apparatus for driving multiple peripherals with different clock frequencies in an integrated circuit
10/11/2006	EP1166446A4 Method and apparatus for providing pulse width modulation
10/11/2006	CN1846350A Self-limiting pulse width modulation regulator
10/10/2006	US7120617 Operation circuit and operation control method thereof
10/10/2006	US7119629 Synchronized controlled oscillation modulator
10/05/2006	US20060220759 Contactless ic card system
10/03/2006	US7116956 Power oscillator for control of waveshape and amplitude
10/03/2006	US7116709 Communication method of contactless ID card and integrated circuit used in communication method
10/03/2006	US7116566 Method and circuit for controlling switching frequency signal
10/03/2006	US7116263 Remote control transmitter
09/2006
09/28/2006	WO2006102315A2 System and method for communicating data using constant amplitude equalized waveform
09/28/2006	WO2005119910A3 Integer cycle event detection using wavelet pass filter system and method
09/28/2006	US20060215786 System and method for communicating data using constant amplitude equalized waveform
09/28/2006	US20060214712 Digital pulse width modulator
09/28/2006	DE102005013328B3 Asynchronous frequency divider for phase detent loop, has asynchronous finite state machine that is designed to cyclically pass through stable states in respective operating modes, where stable state is subset of other stable state
09/26/2006	US7113541 Method for software driven generation of multiple simultaneous high speed pulse width modulated signals
09/26/2006	US7113053 Pulse-width modulation signal generating device and method for generating pulse-width modulation signals
09/26/2006	US7113011 Low power PLL for PWM switching digital control power supply
09/21/2006	WO2006098875A2 Method and device for receiving or transmitting a signal with encoded data
09/21/2006	WO2006097718A2 Instrumentation of power units
09/19/2006	US7109816 Dual port modulator comprising a frequency synthesiser
09/19/2006	US7109769 PWM signal generator
09/19/2006	US7109759 Voltage mode current-assisted pre-emphasis driver
09/14/2006	US20060206555 Operation circuit and operation control method thereof
09/13/2006	EP1701442A1 A method and apparatus for creating phase modulation in edge-sensitive signals
09/12/2006	US7106807 Method for estimating the frequency shift of a CPFSK signal
09/12/2006	US7106793 Method, device, and interface for transmitting data
09/08/2006	CA2541223A1 A method and apparatus for creating phase modulation in edge-sensitive signals
09/07/2006	US20060197561 Controller and loading system thereof
09/07/2006	DE102006009419A1 Pulsweitenmodulationsschaltung, Klasse-D-Audioverstärker und Pulsweitenmodulationsverfahren Pulse width modulation circuit, class-D audio amplifier and pulse width modulation method
09/06/2006	EP1698050A2 Gate control circuit with soft start/stop function
09/06/2006	EP1661248A4 Self-limiting pulse width modulation regulator
09/06/2006	CN1829085A Tri-state pulse density modulator
09/05/2006	US7103113 Analog FSK modulator for a radio transmitter
09/05/2006	US7103108 Digital signal processor transceiver
09/05/2006	US7103098 Adaptive receiver for multiplex/multi-access communications
09/05/2006	US7102654 Driving circuit
09/05/2006	US7102405 Pulse-width modulation circuit and switching amplifier using the same
08/2006
08/29/2006	US7099417 Trace video filtering using wavelet de-noising techniques
08/29/2006	US7098735 Reference buffer with dynamic current control
08/22/2006	US7096134 Method and apparatus for measuring the rotational speed of a fan
08/22/2006	US7095439 Image sensor circuit and method
08/17/2006	US20060182200 GMSK modulation using a dual-port memory
08/16/2006	CN1820415A Radar oscillator capable of preventing leakage of oscillation output
08/15/2006	US7092440 Hybrid spread-spectrum technique for expanding channel capacity
08/15/2006	US7092439 Means and method of data encoding and communication at rates above the channel bandwidth
08/09/2006	EP1687898A2 Signalling method and apparatus
08/08/2006	US7088786 Process for the transmission of analog and digital information
08/08/2006	US7088162 Circuit generating constant narrow-pulse-width bipolarity monocycles
08/03/2006	US20060171181 Sinewave inverter using hybrid regulator
08/02/2006	EP1417757A4 Systems and methods for pulse width modulation
08/01/2006	US7085327 Phasor fragmentation circuitry and method for processing modulated signals having non-constant envelopes
07/2006
07/27/2006	WO2006039290A3 Spread frequency spectrum waveform generating circuit
07/27/2006	US20060164176 High resolution pwm generator or digitally controlled oscillator
07/26/2006	EP1495540A4 Return to zero and sampling pulse generating circuits and method for direct digital up conversion
07/25/2006	US7082169 Mirror translation loop transmitter architecture
07/25/2006	US7082160 Pulse width control system for transmitting serial data
07/25/2006	US7082153 Variable spacing pulse position modulation for ultra-wideband communication links
07/20/2006	WO2005022810A3 Subcarrier and bit allocation for real time services in multiuser orthogonal frequency division multiplex (ofdm) systems

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