ClassID:

222008

H03K23/44 - CPC Classification

Classification description:

Pulse counters comprising counting chains; Frequency dividers comprising counting chains; Gating or clocking signals applied to all stages, i.e. synchronous counters; Out-of-phase gating or clocking signals applied to counter stages using field-effect transistors

Recent Application in this class:
#1
20250080119
2025-03-06

BIDIRECTIONAL COUNTER AND INTEGRATED CIRCUIT INCLUDING THE SAME

#2
20230087101
2023-03-23

Integrating analog-to-digital converter and semiconductor device

#3
20210297080
2021-09-23

Low-jitter frequency division clock clock circuit

#4
20180323792
2018-11-08

Frequency divider

#5
20160315623
2016-10-27

Regenerative frequency divider

#6
20140103984
2014-04-17

QUADRATURE SYMMETRIC CLOCK SIGNAL GENERATION

#7
20130222026
2013-08-29

Digital phase locked loop

#8
20130050162
2013-02-28

Pulse signal output circuit and shift register

#9
20130015891
2013-01-17

Dynamic divide by 2 with 25% duty cycle output waveforms

#10
20120299626
2012-11-29

Divider circuit and semiconductor device using the same

#11
20110221499
2011-09-15

Counter circuit and protection circuit

#12
20110216874
2011-09-08

Pulse signal output circuit and shift register

#13
20110050294
2011-03-03

Semiconductor memory device having a clock alignment training circuit and method for operating the same

#14
20090295436
2009-12-03

Electronic circuit, frequency divider and radio set

#15
20090273494
2009-11-05

Clock generators for generation of in-phase and quadrature clock signals

#16
20090230999
2009-09-17

Clock divider

#17
20090167373
2009-07-02

MULTI-PHASE FREQUENCY DIVIDER

#18
20090153212
2009-06-18

Clock generators for generation of in-phase and quadrature clock signals

#19
20090146699
2009-06-11

Dual-modulus prescaler circuit operating at a very high frequency

#20
20080191752
2008-08-14

Method for dividing a high-frequency signal

#21
20080068053
2008-03-20

Frequency divider and method for controlling the same

#22
20080007310
2008-01-10

Programmable low-power high-frequency divider

#23
20070216460
2007-09-20

Dynamic flip-flop circuit

#24
20070146021
2007-06-28

Frequency divider

#25
20070024330
2007-02-01

High frequency divider circuits and methods

#26
20070024329
2007-02-01

Divider circuits and methods using in-phase and quadrature signals

#27
20070013418
2007-01-18

Methods and apparatus for dividing a clock signal

#28
20070009077
2007-01-11

Quadrature divider

#29
20060158237
2006-07-20

Programmable low-power high-frequency divider

#30
20060109947
2006-05-25

Programmable low-power high-frequency divider

#31
20050258879
2005-11-24

Clock frequency divider and trigger signal generation circuit for same

#32
20050146362
2005-07-07

Programmable low-power high-frequency divider

#33
20050057285
2005-03-17

Programmable low-power high-frequency divider

#34
17391406
2022-05-31

Prescaler for a frequency divider

#35
15212411
2017-05-09

High speed frequency divider