ClassID:

222024

H03K23/58 - CPC Classification

Classification description:

Pulse counters comprising counting chains; Frequency dividers comprising counting chains Gating or clocking signals not applied to all stages, i.e. asynchronous counters

Sub-classes:
Recent Application in this class:
#1
20250167787
2025-05-22

FRACTIONAL FREQUENCY DIVIDER

#2
20230358608
2023-11-09

Light-receiving apparatus with cycle setting according to illumination categories for updating luminance value

#3
20230118710
2023-04-20

Ripple count circuit including varying ripple threshold detection

#4
20230021070
2023-01-19

Enable control circuit and semiconductor memory

#5
20220368331
2022-11-17

Parasitic pulse cancelation circuit

#6
20220209776
2022-06-30

Self-diagnostic counter

#7
20220182062
2022-06-09

Ripple count circuit

#8
20220155153
2022-05-19

Light-receiving apparatus with cycle setting according to photon count determinations

#9
20210265998
2021-08-26

Electronic device and electronic product

#10
20210208621
2021-07-08

Hybrid asynchronous gray counter with non-gray zone detector for high performance phase-locked loops

#11
20210091768
2021-03-25

Frequency divider circuit, communication circuit, and integrated circuit

#12
20200343842
2020-10-29

Ripple count circuit including varying ripple threshold detection

#13
20200336147
2020-10-22

Ripple count circuit

#14
20200313659
2020-10-01

Cell of transmission gate free circuit and integrated circuit layout including the same

#15
20200153441
2020-05-14

N-bit counter and frequency divider

#16
20190173456
2019-06-06

Cell of transmission gate free circuit and integrated circuit layout including the same

#17
20180287610
2018-10-04

Low power integrated clock gating cell using controlled inverted clock

#18
20180183414
2018-06-28

Cell of transmission gate free circuit and integrated circuit and integrated circuit layout including the same

#19
20170222796
2017-08-03

Phased clock error handling

#20
20160336944
2016-11-17

Phase locked loop circuit and method of frequency adjustment of injection locked frequency divider

#21
20160315621
2016-10-27

Asynchronous high-speed programmable divider

#22
20160308536
2016-10-20

Multi-modulus divider with power-of-2 boundary condition support

#23
20160277030
2016-09-22

Frequency synthesizer with dynamic phase and pulse-width control

#24
20160226494
2016-08-04

Modulo-m binary counter

#25
20160173106
2016-06-16

Low power digital self-gated binary counter

#26
20150236695
2015-08-20

Multi-threshold flash NCL logic circuitry with flash reset

#27
20150188546
2015-07-02

Hybrid synchronous/asynchronous counter

#28
20150129748
2015-05-14

Multiple data rate counter, data converter including the same, and image sensor including the same

#29
20150010124
2015-01-08

Digital self-gated binary counter

#30
20140306740
2014-10-16

Time-interleaved multi-modulus frequency divider

#31
20110221499
2011-09-15

Counter circuit and protection circuit

#32
20110074968
2011-03-31

Multiple data rate counter, data converter including the same, and image sensor including the same

#33
20090307518
2009-12-10

Asynchronous counter based timing error detection

#34
20090304140
2009-12-10

Asynchronous ping-pong counter and thereof method

#35
20080317189
2008-12-25

Binary ripple counter sampling with adjustable delays

#36
20070188197
2007-08-16

Flip-flop circuit and frequency divider using the flip-flop circuit

#37
20070133735
2007-06-14

Counter capable of holding and outputting a count value and phase locked loop having the counter

#38
20060120504
2006-06-08

Counter circuit for controlling off-chip driver

#39
20050151594
2005-07-14

Programmable bandwidth during start-up for phase-lock loop

#40
20050017777
2005-01-27

Clock divider of delay locked loop

#41
17727922
2023-04-18

Programmable fractional ripple divider

#42
16583898
2021-01-19

Oscillator failure detection circuit

#43
15158622
2017-07-11

Fixed frequency divider circuit

#44
15079631
2017-06-06

Digital unit cell with bidirectional ripple counter