H03K3/02 - CPC Classification Index

ClassID:

221302 ⎘

H03K3/02 - CPC Classification

Classification description:

Circuits for generating electric pulses; Monostable, bistable or multistable circuits Generators characterised by the type of circuit or by the means used for producing pulses

Sub-classes:

H03K3/021 » by the use, as active elements, of more than one type of element or means, e.g. BIMOS, composite devices such as IGBT 27
H03K3/023 » by the use of differential amplifiers or comparators, with internal or external positive feedback 36
H03K3/027 » by the use of logic circuits, with internal or external positive feedback 41
H03K3/04 » by the use, as active elements, of vacuum tubes only, with positive feedback 0
H03K3/26 » by the use, as active elements, of bipolar transistors with internal or external positive feedback 10
H03K3/313 » by the use, as active elements, of semiconductor devices with two electrodes, one or two potential-jump barriers, and exhibiting a negative resistance characteristic 17
H03K3/33 » by the use, as active elements, of semiconductor devices exhibiting hole storage or enhancement effect 4
H03K3/335 » by the use, as active elements, of semiconductor devices with more than two electrodes and exhibiting avalanche effect 3
H03K3/35 » by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region 5
H03K3/353 » by the use, as active elements, of field-effect transistors with internal or external positive feedback 56
H03K3/357 » by the use, as active elements, of bulk negative resistance devices, e.g. Gunn-effect devices 3
H03K3/36 » by the use, as active elements, of semiconductors, not otherwise provided for 51
H03K3/37 » by the use, as active elements, of gas-filled tubes, e.g. astable trigger circuits 4
H03K3/38 » by the use, as active elements, of superconductive devices 198
H03K3/40 » by the use, as active elements, of electrochemical cells 1
H03K3/42 » by the use, as active elements, of opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled 32
H03K3/43 » by the use, as active elements, of beam deflection tubes 1
H03K3/45 » by the use, as active elements, of non-linear magnetic or dielectric devices 45
H03K3/53 » by the use of an energy-accumulating element discharged through the load by a switching device controlled by an external signal and not incorporating positive feedback 102
H03K3/59 » by the use of galvano-magnetic devices, e.g. Hall effect devices 7

Recent Application in this class:

20260106602

2026-04-16

REFERENCE CLOCK GENERATING CIRCUIT

20260106601

2026-04-16

CONFIGURABLE FAST TRANSITION PULSE POWER SUPPLY UNIT

20260038783

2026-02-05

PULSED POWER MODULE WITH PULSE AND ION FLUX CONTROL FOR MAGNETRON SPUTTERING

20250332413

2025-10-30

HIGH-VOLTAGE CATHETERS FOR SUB-MICROSECOND PULSING AND METHODS OF THEIR USE

20250233583

2025-07-17

DATA TRANSMISSION CIRCUIT SYSTEM AND DATA RECEPTION CIRCUIT SYSTEM USING RISING EDGE AND FALLING EDGE OF PULSE SIGNAL

20240139507

2024-05-02

HIGH-VOLTAGE CATHETERS FOR SUB-MICROSECOND PULSING AND METHODS OF THEIR USE

20230387891

2023-11-30

ELECTRONIC CIRCUIT

20230238880

2023-07-27

TIMER CIRCUIT

20230149710

2023-05-18

Treating tissue pulsed energy using high-voltage catheters

#10

20230083820

2023-03-16

Pulsed power generator for wireless sensor systems in harsh and inaccessible environments

#11

20230046100

2023-02-16

CHARGE DOMAIN MATHEMATICAL ENGINE AND METHOD

#12

20230018395

2023-01-19

CHARGE DOMAIN MATHEMATICAL ENGINE AND METHOD

#13

20220376682

2022-11-24

Electronic circuit

#14

20220376681

2022-11-24

Detector and power conversion circuit

#15

20220286119

2022-09-08

Comb signal generator and method of providing a phase and amplitude reference

#16

20220223377

2022-07-14

Voltage waveform generator for plasma processing apparatuses

#17

20220200613

2022-06-23

Input buffer circuit, analog-to-digital converter system, receiver, base station, mobile device and method for operating an input buffer circuit

#18

20220094264

2022-03-24

Switch circuit

#19

20220014179

2022-01-13

Spike generation circuit, information processing circuit, power conversion circuit, detector, and electronic circuit

#20

20210343513

2021-11-04

Pulsed power module with pulse and ion flux control for magnetron sputtering

#21

20210033636

2021-02-04

Method and apparatus for implementing drive signal for driving resolver sensor

#22

20200350896

2020-11-05

Pulse voltage generation device, method, and controller

#23

20200261720

2020-08-20

High-voltage catheters for sub-microsecond pulsing

#24

20200220529

2020-07-09

Voltage level shifting circuitry

#25

20200098437

2020-03-26

Voltage detection system

#26

20200065696

2020-02-27

Cross-resonance fan-out for efficiency and hardware reduction

#27

20200044633

2020-02-06

Apparatus for generating high pulse voltage

#28

20200034695

2020-01-30

Synapse circuit and arithmetic device

#29

20200015877

2020-01-16

Amplitude modulated waveform circuitry for electrosurgical devices and systems, and related methods

#30

20190288644

2019-09-19

Crystal oscillator

#31

20190286977

2019-09-19

Charge domain mathematical engine and method

#32

20190245525

2019-08-08

PULSE POWER SOURCE APPARATUS

#33

20190158151

2019-05-23

Electromagnetic sensing and detection of ingestible event markers

#34

20190130831

2019-05-02

AMOLED display device

#35

20190102691

2019-04-04

Cross-resonance fan-out for efficiency and hardware reduction

#36

20180366159

2018-12-20

Slot synthesis for high cardinality pulse position modulation

#37

20180358213

2018-12-13

Pulsed power module with pulse and ion flux control for magnetron sputtering

#38

20180209216

2018-07-26

Resonant transformer for downhole electrocrushing drilling

#39

20180032100

2018-02-01

Designed waveform generator for semiconductor equipment, plasma processing apparatus, method of controlling plasma processing apparatus, and method of manufacturing semiconductor device

#40

20180026680

2018-01-25

Electromagnetic sensing and detection of ingestible event markers

#41

20170358435

2017-12-14

Fast-switching high voltage waveform generator

#42

20170303375

2017-10-19

AN ELECTRIC FENCE ENERGISER SYSTEM AND METHODS OF OPERATION AND COMPONENTS THEREOF

#43

20170104475

2017-04-13

Oscillator

#44

20170104454

2017-04-13

Drive circuit for an oscillator

#45

20170025879

2017-01-26

Interface circuitry for bidirectional power connector

#46

20160380632

2016-12-29

Voltage generator with charge pump and related methods and apparatus

#47

20160322981

2016-11-03

Stability controlled high frequency chopper-based oscillator

#48

20160226470

2016-08-04

Inductive isolation of voltage sources of an inductive voltage adder by individual coupled coils

#49

20160222939

2016-08-04

Ignition control circuit with current slope detection

#50

20150326209

2015-11-12

SEMICONDUCTOR DEVICE AND CONTROL METHOD THEREOF

#51

20150156377

2015-06-04

Clock signal generating circuit and video signal processing circuit using same

#52

20150054669

2015-02-26

Encoder input device

#53

20140354340

2014-12-04

Fast settling charge pump with frequency hopping

#54

20140354076

2014-12-04

Linear transformer driver for pulse generation with fifth harmonic

#55

20140354066

2014-12-04

Wireless power transmitter

#56

20140340130

2014-11-20

Clock generation using fixed dividers and multiplex circuits

#57

20140266384

2014-09-18

Systems and method for level shifters

#58

20140247077

2014-09-04

Clock gating circuit

#59

20140240010

2014-08-28

Clock circuit for a microprocessor

#60

20140232474

2014-08-21

Enhanced numerical controlled oscillator

#61

20140232444

2014-08-21

Self-powered timer apparatus

#62

20140210535

2014-07-31

Signal level conversion in nonvolatile bitcell array

#63

20140197897

2014-07-17

Precision oscillator with temperature compensation

#64

20140176212

2014-06-26

Scan flip-flop, method of operating the same, and device including the scan flip-flop

#65

20140159826

2014-06-12

MEMS oscillators

#66

20140145777

2014-05-29

System and method for a level shifter

#67

20140145774

2014-05-29

Microcontroller with digital clock source

#68

20140139160

2014-05-22

Switch driving circuit

#69

20140042825

2014-02-13

SWITCH FOR GENERATING LONG PULSE VOLTAGE AND APPARATUS FOR GENERATING LONG PULSE CURRENT

#70

20140035644

2014-02-06

Adaptive multi-stage slack borrowing for high performance error resilient computing

#71

20140028361

2014-01-30

Semiconductor module including module control circuit and method for controlling the same

#72

20140002199

2014-01-02

Ring oscillator and semiconductor device

#73

20140002142

2014-01-02

Circuit to generate high frequency signals

#74

20130293279

2013-11-07

Semiconductor device

#75

20130293274

2013-11-07

Bit generation apparatus and bit generation method

#76

20130285708

2013-10-31

Stress reduced cascoded CMOS output driver circuit

#77

20130222034

2013-08-29

High speed pulse shaping technology

#78

20130222029

2013-08-29

METHOD FOR PULSE-LATCH BASED HOLD FIXING

#79

20130222015

2013-08-29

Level shifters for IO interfaces

#80

20130181781

2013-07-18

Differential ring oscillator and method for calibrating the differential ring oscillator

#81

20130156148

2013-06-20

Flip flop, shift register, driver circuit, and display device

#82

20130154686

2013-06-20

Method and apparatus for facilitating communication between programmable logic circuit and application specific integrated circuit with clock adjustment

#83