ClassID:

189010

G06F1/025 - CPC Classification

Classification description:

Details not covered by groups - and; Digital function generators for functions having two-valued amplitude, e.g. Walsh functions

Sub-classes:
Recent Application in this class:
#1
20220300028
2022-09-22

Variable Phase and Frequency Pulse-Width Modulation Technique

#2
20210407610
2021-12-30

Integrity verification of lifecycle-state memory using multi-threshold supply voltage detection

#3
20200280318
2020-09-03

Dithering for spur reduction in local oscillator generation

#4
20200117229
2020-04-16

Variable phase and frequency pulse-width modulation technique

#5
20200110434
2020-04-09

Circuit for the generation of non-overlapping control signals

#6
20190361483
2019-11-28

Model generation system, model generation method, and model generation program

#7
20190294200
2019-09-26

System and method for pulse-width modulation using an adjustable comparison criterion

#8
20190242934
2019-08-08

Calculating a load resistance

#9
20190115909
2019-04-18

Calibration of a dual-path pulse width modulation system

#10
20190086949
2019-03-21

Clock generator and clock generation method

#11
20180188767
2018-07-05

Waveform generation

#12
20180167033
2018-06-14

Noise generator

#13
20180120889
2018-05-03

Generating a plurality of clock signals or high-frequency signals

#14
20170373826
2017-12-28

Clock synchronizer and method of establishing an output clock

#15
20170170816
2017-06-15

Method and apparatus for pulse width modulation

#16
20160323095
2016-11-03

Method of establishing an oscillator clock signal

#17
20160182262
2016-06-23

Apparatus and method for digital-to-time converter spur dithering

#18
20150089269
2015-03-26

Timer unit circuit having plurality of output modes and method of using the same

#19
20140105345
2014-04-17

Method of establishing an oscillator clock signal

#20
20140055296
2014-02-27

Time-to-digital converting circuit and digital-to-time converting circuit

#21
20130300460
2013-11-14

Method and system for signal synthesis

#22
20130021069
2013-01-24

DIRECT DIGITAL SYNTHESIZER FOR REFERENCE FREQUENCY GENERATION

#23
20130009719
2013-01-10

PULSE WIDTH MODULATION CONTROLLER AND PULSE WAVEFORM CONTROL METHOD

#24
20120229171
2012-09-13

Frequency synthesizer and frequency synthesizing method for converting frequency's spurious tones into noise

#25
20120176174
2012-07-12

Systems and methods for precise generation of phase variation in digital signals

#26
20120176172
2012-07-12

Systems and methods for playback of detected timing events

#27
20120146566
2012-06-14

PWM CONTROL CIRCUIT AND MOTOR EQUIPPED WITH THE SAME

#28
20120146562
2012-06-14

PWM control circuit and motor equipped with the same

#29
20120102354
2012-04-26

Timer unit circuit having plurality of selectors and counter circuits that start counting in response to output of selectors

#30
20120081105
2012-04-05

Signal generation for spectral measurements

#31
20110285439
2011-11-24

Digital to frequency synthesis using flying-adder with dithered command input

#32
20110255583
2011-10-20

ELECTRICAL PULSE DATA TRANSMISSION USING A LOOK-UP TABLE

#33
20110231695
2011-09-22

Digital forced oscilation by direct digital synthesis to generate pulse stream having frequency relative to a reference clock signal and to eliminate an off-chip filter

#34
20110193605
2011-08-11

Duty transition control in pulse width modulation signaling

#35
20110182096
2011-07-28

SEMICONDUCTOR INTEGRATED CIRCUIT, PWM SIGNAL OUTPUT DEVICE, AND POWER CONVERSION CONTROL APPARATUS

#36
20110156820
2011-06-30

Method of establishing an oscillator clock signal

#37
20110140743
2011-06-16

Digital Frequency Generator

#38
20110095830
2011-04-28

Direct digital synthesizer for reference frequency generation

#39
20110074469
2011-03-31

Frequency generation circuitry and method

#40
20100219899
2010-09-02

Method for generating a PWM signal

#41
20100176867
2010-07-15

Noise generator

#42
20100172401
2010-07-08

ELECTRICAL PULSE DATA TRANSMISSION USING A LOOK-UP TABLE

#43
20100168873
2010-07-01

State machine for generating a pulse width modulation (PWM) waveform

#44
20100135373
2010-06-03

Clock generating device and jitter reducing method in the clock generating device

#45
20100117752
2010-05-13

Multi-channel digital pulse width modulator (DPWM)

#46
20100052797
2010-03-04

Direct digital synthesizer for reference frequency generation

#47
20100052759
2010-03-04

Pulse generator

#48
20090296805
2009-12-03

Pulse width modulation controller and pulse waveform control method

#49
20090292936
2009-11-26

Microcomputer having CPU and PWM timer

#50
20090289825
2009-11-26

Systems and methods for synthesis of a signal

#51
20090251230
2009-10-08

Modulation arrangement and method for providing a modulated control signal

#52
20090184736
2009-07-23

Flexible waveform generator with extended range capability

#53
20090138746
2009-05-28

Method For Efficient Software Generation Of Multiple Pulse Width Modulated Signals

#54
20090128202
2009-05-21

Timer unit circuit having plurality of output modes and method of using the same

#55
20090121792
2009-05-14

Method of establishing an oscillator clock signal

#56
20090115535
2009-05-07

PWM control circuit and motor equipped with the same

#57
20090066384
2009-03-12

Semiconductor integrated circuit, PWM signal output device, and power conversion control apparatus

#58
20080285698
2008-11-20

Digital forced oscillation by direct digital synthesis

#59
20080265960
2008-10-30

Pulse stream generator

#60
20080258777
2008-10-23

Method and apparatus for generating multiple analog signals using a single microcontroller output pin

#61
20080211561
2008-09-04

Clock signal generation circuit and semiconductor device

#62
20080094144
2008-04-24

Fractional-N divider configurable as a polynomial function for real-time PLL swept frequency applications

#63
20080088385
2008-04-17

Pulse width modulation sequence generating a near critical damped step response

#64
20080080215
2008-04-03

Systems and methods for driving a ferrite load

#65
20080069284
2008-03-20

Numerically controlled oscillator (NCO) output clock phase smoothing

#66
20080021944
2008-01-24

Method and apparatus for reducing jitter in output signals from a frequency synthesizer using a control word having a fractional bit

#67
20070283316
2007-12-06

Digital-to-time converter using cycle selection windowing

#68
20070279109
2007-12-06

Translational phase locked loop using a quantized interpolated edge timed synthesizer

#69
20070276891
2007-11-29

Pulse output direct digital synthesis circuit

#70
20070262822
2007-11-15

Digitally controlled oscillator with jitter shaping capability

#71
20070242743
2007-10-18

Unipolar Electric Pulse Generator

#72
20070195877
2007-08-23

Arbitrary pulse generation

#73
20070115158
2007-05-24

RF carrier generator and method thereof

#74
20070055718
2007-03-08

Frequency/delay synthesizer architecture

#75
20070024326
2007-02-01

Method and apparatus for generating multiple analog signals using a single microcontroller output pin

#76
20070018504
2007-01-25

Short duration variable amplitude high voltage pulse generator

#77
20060267640
2006-11-30

Method of establishing an oscillator clock signal

#78
20060214610
2006-09-28

Pulse generator and method thereof

#79
20060202875
2006-09-14

Triggered data generator

#80
20060171450
2006-08-03

Serializer clock synthesizer

#81
20060125539
2006-06-15

Pulse-width modulation signal generating device and method for generating pulse-width modulation signals

#82
20060113981
2006-06-01

System and method for providing digital pulse width modulation

#83
20060077011
2006-04-13

Synchronous delay-line amplification technique

#84
20060069707
2006-03-30

System and method for introducing dither for reducing spurs in digital-to-time converter direct digital synthesis

#85
20060048021
2006-03-02

Signal control circuit and device mounted therewith

#86
20060022732
2006-02-02

DPWM with leading edge blanker circuit

#87
20060022729
2006-02-02

Arbitrary waveform synthesizer to generate one or more arbitrary waveforms

#88
20050280449
2005-12-22

Apparatus and method for high frequency state machine divider with low power consumption

#89
20050270006
2005-12-08

System and method for providing digital pulse width modulation

#90
20050258787
2005-11-24

Pulse generating method and pulse generator, and motor control system using the same

#91
20050163206
2005-07-28

Arbitrary waveform synthesizer

#92
20050151573
2005-07-14

Method and system for pulse waveform variable edge control

#93
20050091295
2005-04-28

Apparatus for fractional RF signal synthesis with phase modulation

#94
20050089090
2005-04-28

Method and apparatus for generating a distortionless pulse width modulated waveform

#95
20050083026
2005-04-21

System and method for providing digital pulse width modulation

#96
20050035884
2005-02-17

Process for automatically generating several electrical pulses using numeric default values, in particular for simulating an incremental encoder

#97
20050007265
2005-01-13

Signal generation using DAC having selectively switched registers storing output values

#98
15927691
2019-01-15

Calibration of a dual-path pulse width modulation system