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

Patents for H03K 7 - Modulating pulses with a continuously-variable modulating signal (4,039)
04/1996
04/09/1996	US5506484 Digital pulse width modulator with integrated test and control
04/03/1996	EP0704971A1 A method and apparatus for processing an analogue signal
02/1996
02/27/1996	US5495209 Switched-inverter modulator for producing modulated high voltage pulses
02/27/1996	US5495193 Voltage to frequency converter
01/1996
01/16/1996	US5485487 Reconfigurable counter and pulse width modulator (PWM) using same
01/02/1996	US5481560 Digital-to-pulse width converter utilizing a distributed pulse width
01/02/1996	US5481230 Phase modulator having individually placed edges
01/02/1996	US5481214 Voltage to pulse-width conversion circuit
12/1995
12/28/1995	WO1995032550A3 Method and apparatus for forming a pulse amplitude modulated signal
12/21/1995	WO1995034941A1 Digital pulse width modulator with integrated test and control
12/21/1995	CA2192463A1 Digital pulse width modulator with integrated test and control
12/05/1995	US5473633 Process and a system for digital modulation
11/1995
11/30/1995	WO1995032550A2 Method and apparatus for forming a pulse amplitude modulated signal
11/28/1995	US5471505 Method and apparatus for increasing the resolution of a digital to analog converted pulse width modulated signal
11/22/1995	CN1112347A Signal generator and wireless mobile system including the same
10/1995
10/25/1995	EP0678992A2 Signal generator and wireless mobile system including the same
10/11/1995	EP0676880A2 Modulator/demodulator using baseband filtering
10/10/1995	US5457435 Pulse width modulated driver
10/06/1995	CA2144596A1 Modulator/demodulator using baseband filtering
10/03/1995	US5455530 Method for generating an output clock signal
09/1995
09/12/1995	US5450521 Pulse width modulator
09/06/1995	EP0670499A1 Voltage to frequency converter
08/1995
08/29/1995	US5446757 Code-division-multiple-access-system based on M-ary pulse-position modulated direct-sequence
08/15/1995	US5442664 Digitally phase modulated clock inhibiting reduced RF emissions
08/01/1995	US5438303 Pulse with modulation apparatus with plural independably controllable variable delay devices
07/1995
07/18/1995	US5434529 Signal integration circuit
07/11/1995	US5432693 Digital pulse width modulator circuit with proportional dither
07/04/1995	US5430763 Frequency stabilizing circuit used for a pulse modulator for an image signal including a synchronous signal
06/1995
06/28/1995	EP0660516A1 Digitally phase modulated clock exhibiting reduced rf emissions
06/27/1995	US5428639 Two's complement pulse width modulator and method for pulse width modulating a two's complement number
05/1995
05/31/1995	EP0655836A1 Method for the control of analog actuators
05/31/1995	EP0655835A1 Method and device for controlling an electric apparatus by means of a pulse width modulation device
04/1995
04/11/1995	USRE34899 Analog to digital conversion with charge balanced voltage to frequency converter having polarity responsive offset
03/1995
03/28/1995	US5402009 Pulse generator for generating a variable-width pulse having a small delay
03/15/1995	EP0642711A1 Dynamically selectable multimode pulse width modulation system
03/15/1995	EP0642710A1 Anti-false triggering system for a pulse width modulation system
03/15/1995	EP0642709A1 Dual edge pulse width modulation system
02/1995
02/28/1995	US5394022 Pulse width modulation circuit apparatus
02/22/1995	CN1099202A Pulse modulated circuit
02/07/1995	US5387875 For generating a pulse form drive signal
01/1995
01/03/1995	US5379321 High speed PWM without linearity compromise at extreme duty cycles
12/1994
12/28/1994	EP0631395A1 Signal processing circuitry comprising an input stage with variable gain
12/22/1994	DE4420302A1 Signalverarbeitungsgerät und Verfahren zur Signalverarbeitung Signal processing device and signal processing method
12/06/1994	CA2009775C Audio amplifier with phase modulated pulse width modulation
11/1994
11/24/1994	DE4404004A1 Method for digital data transmission
11/23/1994	EP0625769A1 Transmission circuit for a substantially direct voltage with galvanic isolation between input und output
11/08/1994	US5363406 Pulse width modulation apparatus
11/08/1994	US5363405 Vehicle communications network transceiver, bus driver therefor
11/02/1994	EP0622638A2 Modular solid-state radar transmitter apparatus and method for producing variable waveforms
11/01/1994	US5361048 Pulse width modulator having a duty cycle proportional to the amplitude of an input signal from a differential transducer amplifier
10/1994
10/26/1994	EP0620954A1 Switching amplifier
10/18/1994	US5357219 Pulse width modulator including incrementer/decrementer
10/05/1994	EP0618678A2 Digital pulse width modulator circuit with proportional dither
09/1994
09/06/1994	US5345165 Frequency-stabilized two-state modulation using hysteresis control
08/1994
08/17/1994	EP0610430A1 Analog-to-digital converter and method of fabrication
08/10/1994	EP0610034A2 High speed PWM without linearity compromise at extreme duty cycles
07/1994
07/27/1994	EP0607714A1 Multiple stage frequency modulated circuit
07/20/1994	EP0607030A2 PWM multiplexed solenoid driver
06/1994
06/28/1994	US5325099 Modular solid-state radar transmitter apparatus and method for producing variable waveforms
05/1994
05/26/1994	WO1994011955A1 Adaptive data rate modem
05/17/1994	US5313492 Data modulator/demodulator
04/1994
04/07/1994	DE4333813A1 Pulse width modulator for control of DC motor - has incrementer-decrementer incrementing or decreasing data value held in timer in accordance with result of data comparison
04/05/1994	US5300821 Power controller
04/05/1994	US5299460 Circuit for pulse width modulating a sensor
03/1994
03/29/1994	US5298871 Pulse width modulation signal generating circuit
03/23/1994	EP0588142A1 Signal integration circuit
03/15/1994	US5295158 Dynamically selectable multimode pluse width modulation system
03/15/1994	US5294844 Sampling signal generation circuit
03/10/1994	DE4329823A1 Pulse width modulator with temporary memory - has pulse width data input bus, with data inversion and clock pulse signal counter
03/01/1994	US5291562 Image signal processing apparatus producing a narrowed pulse width modulated signal using an asymmetrically centered triangle reference waveform
03/01/1994	US5291126 Pulse width modulation driving circuit for a cross coil meter
02/1994
02/22/1994	US5289502 Signal processing device
02/02/1994	EP0580919A1 Frequency modulated switching power supply
01/1994
01/26/1994	EP0580461A1 Apparatus for the conversion of an electrical value in a frequency having the possibility to autocalibrate the conversion
01/11/1994	US5277497 Voltage to pulse-width conversion circuit
12/1993
12/22/1993	EP0369011B1 Multiphase multiplier
12/21/1993	US5272546 Laser beam controller
12/09/1993	WO1993025002A1 Dynamically selectable multimode pulse width modulation system
12/09/1993	WO1993025001A1 Anti-false triggering system for a pulse width modulation system
12/09/1993	WO1993025000A1 Pulse shaping system for a pulse width modulation system
12/09/1993	WO1993024999A1 Dual edge pulse width modulation system
11/1993
11/16/1993	US5262733 Pulse-width modulation amplifier
11/09/1993	CA2010739C Bipolar voltage to frequency converter
11/03/1993	EP0500804A4 Self-synchronizing infra-red communication system
10/1993
10/20/1993	EP0536326A4 Electronic time vernier circuit
10/06/1993	EP0563719A2 Digital modulating method and digital modulating apparatus
09/1993
09/30/1993	DE4213470C1 TV amplitude modulator circuit with constant carrier phase - uses fast switching 5 nano-second FET, high speed operational amplifier and band-pass filter or frequency converter stage
09/28/1993	US5248900 Time-sliced modular pulse-width modulation circuit
09/28/1993	CA1322575C Frequency output generator
09/03/1993	CA2090654A1 Programmable timing circuit for integrated circuit device with test access port
09/02/1993	WO1993017491A1 Fm demodulation circuit
09/01/1993	EP0558365A1 Device for the conversion of an electric magnitude into an electrical signal which frequency is representative of said magnitude and transducer making use of said device
09/01/1993	EP0557885A2 PWM sensor
08/1993
08/25/1993	EP0557032A2 Class D amplifier
08/17/1993	CA2010738C Fast settling voltage to frequency converter for high speed analog to digital conversion
08/05/1993	WO1993009599A3 Analog-to-digital converter and method of fabrication
08/04/1993	CA2398045A1 Optical pulse generator
07/1993
07/27/1993	US5231314 Programmable timing circuit for integrated circuit device with test access port
07/22/1993	WO1993014563A1 Switching amplifier
07/22/1993	CA2127446A1 Switching amplifier

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