ClassID:

221983

H03K21/02 - CPC Classification

Classification description:

Details of pulse counters or frequency dividers Input circuits

Sub-classes:
Recent Application in this class:
#1
20260147039
2026-05-28

VOLTAGE DROOP MITIGATION DURING AUTOMOTIVE ELECTRONICS BUILT IN SELF TEST

#2
20260100730
2026-04-09

SIGNAL GENERATION IN AND/OR FOR RADIO

#3
20260039976
2026-02-05

DIGITAL PIXEL ARCHITECTURE SUPPORTING RE-USE OF COMPONENTS FOR IN-PIXEL ANALOG-TO-DIGITAL CONVERSION OF INTEGRATION RESIDUE

#4
20250321254
2025-10-16

Frequency Monitoring Circuitry with Voltage Conversion

#5
20250233581
2025-07-17

CLOCK GENERATING CIRCUIT AND SEMICONDUCTOR APPARATUS USING THE SAME

#6
20250183883
2025-06-05

METHODS AND APPARATUS TO DETERMINE A FREQUENCY OF A SIGNAL

#7
20250175721
2025-05-29

DIGITAL PIXEL ARCHITECTURE SUPPORTING RE-USE OF COMPONENTS FOR IN-PIXEL ANALOG-TO-DIGITAL CONVERSION OF INTEGRATION RESIDUE

#8
20250125796
2025-04-17

LOW-JITTER RANDOM CLOCK GENERATION CIRCUIT

#9
20250047287
2025-02-06

MULTI-MODE FREQUENCY DIVISION CIRCUIT

#10
20250029643
2025-01-23

MEMORY MODULE RELATED TO SIGNAL INTEGRITY OF CLOCK

#11
20240413962
2024-12-12

PROGRAMMABLE CLOCK DIVIDER FOR RADIO FREQUENCY (RF) MIXERS

#12
20240405759
2024-12-05

EMBEDDED PATTERN GENERATOR

#13
20240396558
2024-11-28

TIMER CIRCUIT AND METHOD FOR PROVIDING ADJUSTABLE FREQUENCY TIMING IN A CLOSED-LOOP CONTROL CIRCUIT

#14
20240364346
2024-10-31

SYSTEMS FOR AND METHODS OF CLOCK FREQUENCY MONITORING

#15
20240284073
2024-08-22

ELECTRONIC DEVICE, ELECTRONIC SYSTEM INCLUDING THE SAME AND OPERATING METHOD OF THE ELECTRONIC SYSTEM

#16
20240223169
2024-07-04

Systems and methods for real-time frequency shift detection via a nested-MEMS architecture

#17
20240110959
2024-04-04

Frequency monitoring circuitry with voltage conversion

#18
20240072770
2024-02-29

Configurable prime number divider using multi-phase clocks

#19
20240063799
2024-02-22

Fractional frequency divider, radio frequency transceiver, and method of configuring phase delay

#20
20240056083
2024-02-15

DELAY-LOCKED LOOP, DELAY LOCKING METHOD, CLOCK SYNCHRONIZATION CIRCUIT, AND MEMORY

#21
20240007091
2024-01-04

Dynamic Phase Adjustment for High Speed Clock Signals

#22
20230421157
2023-12-28

Layout structure and method for fabricating same

#23
20230308084
2023-09-28

Automatic protection against runt pulses

#24
20230246648
2023-08-03

Frequency divider, electronic device and frequency dividing method

#25
20230170883
2023-06-01

Synchronizing pulse-width modulation control

#26
20230066799
2023-03-02

Oscillator calibration method, electronic device and chip

#27
20230006676
2023-01-05

Method and apparatus for synchronizing two systems

#28
20220416771
2022-12-29

Embedded pattern generator

#29
20220407351
2022-12-22

Proactive engine start (PES)

#30
20220385279
2022-12-01

Fixed time-delay circuit of high-speed interface

#31
20220352894
2022-11-03

Counter unit

#32
20220303483
2022-09-22

Digital serial read-out architecture

#33
20220302904
2022-09-22

Automatic protection against runt pulses

#34
20220284099
2022-09-08

Voltage glitch detection circuit

#35
20220271739
2022-08-25

Synchronizing pulse-width modulation control

#36
20220163411
2022-05-26

Force detection circuit and device, and force input device

#37
20220038086
2022-02-03

Dual clock signal to pulse-width modulated signal conversion circuit

#38
20210405099
2021-12-30

Frequency measurement apparatus, microcontroller, and electronic apparatus

#39
20210397211
2021-12-23

Delay time detection circuit, stamping information generation device, and delay time detection method

#40
20210373591
2021-12-02

Clock compensation circuit

#41
20210336608
2021-10-28

Synchronizing pulse-width modulation control

#42
20210294363
2021-09-23

System and method for power supply voltage scaling for secure embedded systems

#43
20210255661
2021-08-19

Frequency counter circuit for detecting timing violations

#44
20210226637
2021-07-22

Analog counter with pulsed current source for a digital pixel

#45
20210194472
2021-06-24

Integrated circuit having trim function for component

#46
20210036511
2021-02-04

Apparatus of preventing ESD and EMP using semiconductor having a wider band gap and method thereof

#47
20210028614
2021-01-28

Driver circuit having overcurrent protection function and control method of driver circuit having overcurrent protection function

#48
20200342142
2020-10-29

Securing analog mixed-signal integrated circuits through shared dependencies

#49
20200341505
2020-10-29

High resolution time capture circuit and corresponding device, capture method and computer program product

#50
20200183770
2020-06-11

Window type watchdog timer and semiconductor device

#51
20200153439
2020-05-14

Multi-modulus frequency dividers

#52
20200145010
2020-05-07

Electronic circuit, semiconductor integrated circuit and monitoring circuit mounted with the same, and electronic device

#53
20200116771
2020-04-16

Signal source, test system and method for testing a device under test

#54
20190356317
2019-11-21

Power-saving phase accumulator

#55
20190348971
2019-11-14

Duty cycle controller

#56
20190305780
2019-10-03

Electronic circuit, semiconductor integrated circuit and monitoring circuit mounted with the same, and electronic device

#57
20190190509
2019-06-20

Circuit system for controlling an electrical consumer

#58
20190165790
2019-05-30

Frequency divider and a transceiver including the same

#59
20190147927
2019-05-16

Memory device and method of operating the same for latency control

#60
20190130666
2019-05-02

Monitoring device and motor vehicle including the same

#61
20190028105
2019-01-24

Frequency synthesizer with tunable accuracy

#62
20180374520
2018-12-27

Signal conversion based on complimentary analog signal pairs

#63
20180358954
2018-12-13

Delay circuit and duty cycle controller including the same

#64
20180314117
2018-11-01

Pulse generation device, array substrate, display device, drive circuit and driving method

#65
20180278247
2018-09-27

Electronic circuit and electronic timepiece

#66
20180246168
2018-08-30

High precision time measurement apparatus

#67
20180205382
2018-07-19

Frequency synthesizer with tunable accuracy

#68
20180102810
2018-04-12

Method and device for data transmission and counter unit

#69
20180076805
2018-03-15

Re-timing based clock generation and residual sideband (RSB) enhancement circuit

#70
20170288655
2017-10-05

Arbitrary delay buffer

#71
20170256207
2017-09-07

Semiconductor device, display panel, and electronic device

#72
20170194972
2017-07-06

Time to digital converter, phase difference pulse generator, radio communication device, and radio communication method

#73
20170077808
2017-03-16

Regulator, serializer, deserializer, serializer/deserializer circuit, and method of controlling the same

#74
20170047892
2017-02-16

Resonant frequency divider design methodology for dynamic frequency scaling

#75
20170012584
2017-01-12

Method for generating a plurality of oscillating signals with different phases and associated circuit and local oscillator

#76
20160126957
2016-05-05

HAND-ACTIVATED COUNTING DEVICE

#77
20160099708
2016-04-07

Resonant frequency divider design methodology for dynamic frequency scaling

#78
20160072507
2016-03-10

Frequency divider and related electronic device

#79
20150357997
2015-12-10

Correction arithmetic circuit and a signal processor

#80
20150349782
2015-12-03

Reconfigurable fractional divider

#81
20150349781
2015-12-03

Multi-modulus frequency divider

#82
20150236701
2015-08-20

Clock dividing device

#83
20150229311
2015-08-13

OSCILLATOR FREQUENCY DIVIDER WITH IMPROVED PHASE NOISE

#84
20150162917
2015-06-11

Clock generation circuit

#85
20150102842
2015-04-16

Apparatuses and methods for conversion of radio frequency (RF) signals to intermediate frequency (IF) signals

#86
20150070054
2015-03-12

Synchronization system and frequency divider circuit

#87
20140247317
2014-09-04

Clock signal generating circuit, image forming apparatus, and clock signal generating method of clock signal generating circuit

#88
20140247072
2014-09-04

Correction circuit and real-time clock circuit

#89
20140105350
2014-04-17

Method and apparatus to monitor gain of a proportional counter including correcting the counting threshold of a pulse height spectrum

#90
20130278304
2013-10-24

Apparatuses and methods for conversion of radio frequency (RF) signals to intermediate frequency (IF) signals

#91
20060071717
2006-04-06

Prescaler for a phase-locked loop circuit

#92
18521778
2025-07-22

Clock generator system with dynamic frequency crossover

#93
17989475
2023-11-28

Frequency multiplier system with multi-transition controller

#94
17853085
2023-10-24

Dynamic phase adjustment for high speed clock signals

#95
17349238
2022-05-10

Proactive engine start (PES)

#96
16400019
2020-08-11

Programmable modular frequency divider

#97
16270208
2020-03-03

Multi-modulus frequency dividers

#98
16268206
2019-12-10

Method and apparatus of operating synchronizing high-speed clock dividers to correct clock skew

#99
15581159
2018-10-02

Signal conversion using an analog-to-digital converter and reference voltage comparison

#100
15139306
2017-01-17

Low voltage ripple charge pump with shared capacitor oscillator

#101
14639197
2017-01-24

Circuits for and methods of generating a divided clock signal with a configurable phase offset

#102
14575212
2016-10-25

Self-calibrating fractional divider circuits