ClassID:

222170

H03L7/081 - CPC Classification

Classification description:

Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop; Details of the phase-locked loop provided with an additional controlled phase shifter

Sub-classes:
Recent Application in this class:
#1
20260106620
2026-04-16

SYSTEMS AND METHODS FOR PROVIDING CLOCK SIGNALS

#2
20260058663
2026-02-26

Tap Delay Line Phase Detector

#3
20260051896
2026-02-19

CALIBRATION CIRCUIT TO SUPPRESS NON-LINEARITY

#4
20260051892
2026-02-19

IMPLEMENTING A LOW POWER TOPOLOGY IN A CLOCKED LATCH

#5
20260005591
2026-01-01

POWER CONVERSION SYSTEM HAVING SPREAD SPECTRUM AND PHASE SHIFTING MECHANISMS

#6
20250343551
2025-11-06

DELAY LINE TEMPERATURE CALIBRATION

#7
20250337420
2025-10-30

RESISTOR-ASSISTED SUPPLY SENSITIVITY IMPROVED RING OSCILLATOR FOR WIRELINE AND WIRELESS APPLICATIONS

#8
20250279783
2025-09-04

PLL USING A DCO PERIOD LENGTH FEEDBACK CLOCK PULSE TO DETERMINE PHASE ERROR AND TDC GAIN

#9
20250274128
2025-08-28

MIXED SIGNAL ELECTRONICS FOR LOCKING CONTROL OF HIGH-Q FEEDBACK LOOPS AND ASSOCIATED CIRCUITRY FOR DETECTING PHASE SHIFT OF A RESONATOR

#10
20250225952
2025-07-10

PHASE-LOCKED LOOP CIRCUIT AND DISPLAY DRIVER INCLUDING SAME

#11
20250183899
2025-06-05

SYSTEMS AND METHODS FOR PLL DUTY CYCLE CALIBRATION

#12
20250141455
2025-05-01

DELAY ELEMENT GAIN CALIBRATION

#13
20250125808
2025-04-17

SPREAD SPECTRUM CLOCK GENERATOR, MEMORY STORAGE DEVICE, AND SPREAD SPECTRUM CLOCK GENERATION METHOD

#14
20250097004
2025-03-20

CASCADE COMMUNICATION DEVICE AND METHOD AND BATTERY MANAGEMENT SYSTEM

#15
20250088194
2025-03-13

ANALOG-TO-DIGITAL CONVERTER (ADC) CLOCK PHASE CONTINUITY ACROSS USER EQUIPMENT MICROSLEEP MODE

#16
20250049112
2025-02-13

HOOKAH DEVICE

#17
20250023571
2025-01-16

FAST TRACKING PLL WITH ANALOG MIXER FOR PHASE DETECTION

#18
20240340012
2024-10-10

CLOCK GENERATION DEVICE AND CLOCK GENERATION METHOD USING THE SAME

#19
20240313788
2024-09-19

Systems and methods for PLL duty cycle calibration

#20
20240259024
2024-08-01

SEMICONDUCTOR INTEGRATED CIRCUIT, ELECTRONIC DEVICE, AND CONTROL METHOD FOR SEMICONDUCTOR INTEGRATED CIRCUIT

#21
20240223193
2024-07-04

Phase-locked loop device

#22
20240148053
2024-05-09

Hookah device

#23
20240108058
2024-04-04

MIST GENERATOR DEVICE

#24
20240108057
2024-04-04

Hookah device

#25
20240090569
2024-03-21

NICOTINE DELIVERY DEVICE

#26
20240088907
2024-03-14

TD CONVERTER, PLL CIRCUIT, TD CONVERTING METHOD, AND CLOCK GENERATING METHOD

#27
20240088878
2024-03-14

FOLDED RAMP GENERATOR

#28
20240022253
2024-01-18

CLOCK SELECTION METHOD FOR MULTIPLYING DELAY LOCKED LOOP

#29
20230276841
2023-09-07

Hookah device

#30
20230198734
2023-06-22

Multiphase clock generators with digital calibration

#31
20230170912
2023-06-01

Fractional divider with phase shifter and fractional phase locked loop including the same

#32
20230163767
2023-05-25

Control circuit for an electronic converter, related integrated circuit, electronic converter and method

#33
20230163766
2023-05-25

Adaptive cyclic delay line for fractional-N PLL

#34
20230136596
2023-05-04

Clock recovery circuit, corresponding device and method

#35
20230125883
2023-04-27

Controller and control techniques for linear accelerator and ion implanter having linear accelarator

#36
20230119518
2023-04-20

Phase-locked loop circuit and operation method thereof

#37
20230108841
2023-04-06

Time-to-digital converter (TDC) to operate with input clock signals with jitter

#38
20230106659
2023-04-06

Counter design for a time-to-digital converter (TDC)

#39
20230092886
2023-03-23

PHASE LOCK LOOP WITH AN ADAPTIVE LOOP FILTER

#40
20230029340
2023-01-26

Fractional-n sub-sampling phase locked loop using phase rotator

#41
20230017177
2023-01-19

Delay synchronization circuit, clock transmission circuit, and clock transmission and reception circuit

#42
20230006678
2023-01-05

Circuits and methods to alter a phase speed of an output clock

#43
20220385444
2022-12-01

PAM-4 receiver with jitter compensation clock and data recovery

#44
20220369702
2022-11-24

Nicotine delivery device

#45
20220369699
2022-11-24

Hookah device

#46
20220369698
2022-11-24

Hookah device

#47
20220361568
2022-11-17

Nicotine delivery device having a mist generator device and a driver device

#48
20220361564
2022-11-17

Hookah device

#49
20220360267
2022-11-10

Phase-locked loop circuit, configuration method therefor, and communication apparatus

#50
20220321134
2022-10-06

Frequency dividing circuit, frequency dividing method and phase locked loop

#51
20220311445
2022-09-29

Fractional sampling-rate converter to generate output samples at a higher rate from input samples

#52
20220302919
2022-09-22

PLL circuit

#53
20220302908
2022-09-22

Folded ramp generator

#54
20220294459
2022-09-15

Frequency locking method and circuit for phase-locked loop

#55
20220294458
2022-09-15

Control signal pulse width extraction-based phase-locked acceleration circuit and phase-locked loop system

#56
20220278648
2022-09-01

High stability optoelectronic oscillator and method

#57
20220247416
2022-08-04

Can transmitter

#58
20220231676
2022-07-21

Integrated device having phase interpolator and input controller thereof

#59
20220225664
2022-07-21

Nicotine delivery device with airflow arrangement

#60
20220218020
2022-07-14

Nicotine delivery device with identification arrangement

#61
20220209758
2022-06-30

Delay line structure and delay jitter correction method thereof

#62
20220200609
2022-06-23

Phase locking circuit

#63
20220200606
2022-06-23

Multi-modal data-driven clock recovery circuit

#64
20220187454
2022-06-16

Rangefinder For A Telescope

#65
20220182064
2022-06-09

Low integral non-linearity digital-to-time converter for fractional-N PLLS

#66
20220149849
2022-05-12

Phase-locked loop circuit having linear voltage-domain time-to-digital converter with output subrange

#67
20220117296
2022-04-21

Nicotine delivery device having a mist generator device and a driver device

#68
20220110362
2022-04-14

Hookah device

#69
20220109450
2022-04-07

Metastabile state detection device and method, and ADC circuit

#70
20220103127
2022-03-31

Precision high frequency phase adders

#71
20220085820
2022-03-17

Frequency locked loops and related circuits and methods

#72
20220060191
2022-02-24

Digital subsampling PLL with DTC-based SAR phase estimation

#73
20220058144
2022-02-24

Interface for semiconductor device and interfacing method thereof

#74
20220014205
2022-01-13

System and method for low jitter phase-lock loop based frequency synthesizer

#75
20210409029
2021-12-30

Calibration of sampling-based multiplying delay-locked loop (MDLL)

#76
20210409026
2021-12-30

Circuit for eliminating clock jitter based on reconfigurable multi-phase-locked loops

#77
20210399722
2021-12-23

Symmetrically-interconnected tunable time delay circuit

#78
20210397753
2021-12-23

Secured communication by monitoring bus transactions using selectively delayed clock signal

#79
20210373503
2021-12-02

Time-to-digital converter

#80
20210367604
2021-11-25

Semiconductor device

#81
20210367603
2021-11-25

Dynamic multiphase injection-locked phase rotator for electro-optical transceiver

#82
20210359687
2021-11-18

Phase-locked loop circuit and digital-to-time convertor error cancelation method thereof

#83
20210327478
2021-10-21

System for performing phase matching operation

#84
20210307152
2021-09-30

Controller and control techniques for linear accelerator and ion implanter having linear accelerator

#85
20210194488
2021-06-24

Circuit to correct phase interpolator rollover integral non-linearity errors

#86
20210184663
2021-06-17

Folded ramp generator

#87
20210175890
2021-06-10

Method and circuits for fine-controlled phase/frequency offsets in phase-locked loops

#88
20210159905
2021-05-27

Phase locked loop circuit

#89
20210143822
2021-05-13

Signal generation circuit, memory storage device and signal generation method

#90
20210143803
2021-05-13

Apparatus and method for improving lock time

#91
20210111727
2021-04-15

DPLL restart without frequency overshoot

#92
20210111724
2021-04-15

Phase-locked loop circuit and clock generator including the same

#93
20210067164
2021-03-04

Locking technique for phase-locked loop

#94
20210065634
2021-03-04

Display device and method of driving the same

#95
20210013889
2021-01-14

SYSTEM AND METHOD FOR CORRECTING PHASE NOISE IN A COMMUNICATION SYSTEM

#96
20200366243
2020-11-19

Precision High Frequency Phase Adders

#97
20200321967
2020-10-08

Multi-modal data-driven clock recovery circuit

#98
20200313945
2020-10-01

Methods and apparatus for performing a high speed phase demodulation scheme using a low bandwidth phase-lock loop

#99
20200295765
2020-09-17

Quadrature local oscillator signal generation systems and methods

#100
20200266968
2020-08-20

Clock data recovery circuit

#101
20200244272
2020-07-30

Clock and data recovery and associated signal processing method

#102
20200212915
2020-07-02

Systems and methods for dynamic phase alignment of clocks

#103
20200186152
2020-06-11

PHASE LOCKED LOOP

#104
20200152626
2020-05-14

Tipless transistors, short-tip transistors, and methods and circuits therefor

#105
20200127647
2020-04-23

Apparatus and method for improving lock time

#106
20200099507
2020-03-26

Clock recovery system

#107
20200076440
2020-03-05

Parallel fractional-N phase locked loop circuit

#108
20200067513
2020-02-27

DPLL with adjustable delay in integer operation mode

#109
20200044900
2020-02-06

Carrier recovery analog system for a receiver of a N-PSK signal

#110
20200036402
2020-01-30

Calibration scheme for serialization in transmitter

#111
20200021297
2020-01-16

Devices, systems, and methods for reducing jitter in control systems

#112
20200014371
2020-01-09

Voltage controlled oscillator with reduced phase noise

#113
20190393879
2019-12-26

System and method for hitless clock switching

#114
20190386665
2019-12-19

Multi-chip synchronization with applications in multiple-input multiple-output (MIMO) radar systems

#115
20190383929
2019-12-19

Phase measurement in a radar system

#116
20190363719
2019-11-28

Test and characterization of an embedded PLL in an SOC during startup

#117
20190363675
2019-11-28

Precision high frequency phase adders

#118
20190356324
2019-11-21

PLL with Lock-in Frequency Controller

#119
20190356319
2019-11-21

PLL with phase range extension

#120
20190356318
2019-11-21

Phase accumulator with improved accuracy

#121
20190341921
2019-11-07

Phase locked loop, phase locked loop arrangement, transmitter and receiver and method for providing an oscillator signal

#122
20190280649
2019-09-12

Wobble reduction in an integer mode digital phase locked loop

#123
20190260380
2019-08-22

Reducing chip latency at a clock boundary by reference clock phase adjustment

#124
20190253059
2019-08-15

Wide range frequency synthesizer with quadrature generation and spur cancellation

#125
20190212704
2019-07-11

Time-to-digital converter

#126
20190207610
2019-07-04

Method and circuits for fine-controlled phase/frequency offsets in phase-locked loops

#127
20190190617
2019-06-20

Clock recovery circuits, systems and implementation for increased optical channel density

#128
20190190525
2019-06-20

Locked loop circuit with configurable second error input

#129
20190173661
2019-06-06

Phase calibration of clock signals

#130
20190165769
2019-05-30

Full range realignment ring oscillator

#131
20190115925
2019-04-18

Digitally assisted feedback loop for duty-cycle correction in an injection-locked PLL

#132
20190109735
2019-04-11

Electric signal transmission device

#133
20190068205
2019-02-28

Phase locked loop and control method therefor

#134
20190052277
2019-02-14

FUNCTIONAL SAFETY CLOCKING FRAMEWORK FOR REAL TIME SYSTEMS

#135
20180351541
2018-12-06

Synchronous clock generation using an interpolator

#136
20180343012
2018-11-29

Multi-phase fractional divider

#137
20180343011
2018-11-29

Multi-modal data-driven clock recovery circuit

#138
20180337683
2018-11-22

Phase-locked loop

#139
20180323792
2018-11-08

Frequency divider

#140
20180287621
2018-10-04

Adjustments of output clocks

#141
20180287620
2018-10-04

Fraction-N digital PLL capable of canceling quantization noise from sigma-delta modulator

#142
20180278259
2018-09-27

CIRCUIT DEVICE, PHYSICAL QUANTITY MEASUREMENT DEVICE, ELECTRONIC DEVICE, AND VEHICLE

#143
20180269836
2018-09-20

Precision high frequency phase adders

#144
20180241379
2018-08-23

Low-power local oscillator generation

#145
20180234098
2018-08-16

Phase-locked loop, phase-locking method, and communication unit

#146
20180226401
2018-08-09

Tipless transistors, short-tip transistors, and methods and circuits therefor

#147
20180198455
2018-07-12

Integrated circuit having a clock deskew circuit that includes an injection-locked oscillator

#148
20180198454
2018-07-12

Digital phase controlled PLLs

#149
20180191356
2018-07-05

CONTROL CIRCUIT

#150
20180191334
2018-07-05

Circuit to mitigate signal degradation in an isolation circuit

#151
20180183566
2018-06-28

Lock detector for phase lock loop

#152
20180159543
2018-06-07

Semiconductor device including DLL and semiconductor system

#153
20180150089
2018-05-31

Method and circuit for controlling oscillator and apparatus employing the same

#154
20180145696
2018-05-24

Digital fast lock for phase-locked loops

#155
20180139076
2018-05-17

Low voltage differential signaling driver

#156
20180138934
2018-05-17

Glitch free phase selection multiplexer enabling fractional feedback ratios in phase locked loops

#157
20180131545
2018-05-10

Methods and apparatus for performing a high speed phase demodulation scheme using a low bandwidth phase-lock loop

#158
20180097512
2018-04-05

Synchronous clock generation using an interpolator

#159
20180080769
2018-03-22

Duty-cycled phase shifter for angular rate sensor

#160
20180034505
2018-02-01

Method of contactless communication between an object and a reader by active load modulation

#161
20180034468
2018-02-01

Digital, reconfigurable frequency and delay generator with phase measurement

#162
20180013544
2018-01-11

Phase calibration of clock signals

#163
20170366376
2017-12-21

ANALOG FRACTIONAL-N PHASE-LOCKED LOOP

#164
20170346618
2017-11-30

Deserialized dual-loop clock radio and data recovery circuit

#165
20170346493
2017-11-30

DTC-based PLL and method for operating the DTC-based PLL

#166
20170331483
2017-11-16

Wide range frequency synthesizer with quadrature generation and spur cancellation

#167
20170315097
2017-11-02

Eddy current inspection instrument with noise shaping filter

#168
20170315096
2017-11-02

Non-destructive inspection having phase amplitude modulation with time division multiplexing

#169
20170288686
2017-10-05

Method for controlling digital fractional frequency-division phase-locked loop and phase-locked loop

#170
20170272085
2017-09-21

Wide frequency range delay locked loop

#171
20170264303
2017-09-14

Spread spectrum clock generator circuit

#172
20170237550
2017-08-17

Clock data recovery circuit, integrated circuit including the same, and clock data recovery method

#173
20170230052
2017-08-10

Forwarded clock receiver based on delay-locked loop

#174
20170214513
2017-07-27

Clock generating apparatus and clock data recovering apparatus

#175
20170207790
2017-07-20

Integrated circuit having a clock deskew circuit that includes an injection-locked oscillator

#176
20170117273
2017-04-27

Tipless transistors, short-tip transistors, and methods and circuits therefor

#177
20170063383
2017-03-02

PHASE SYNCHRONIZATION WITH LOW FREQUENCY SAMPLING

#178
20170026050
2017-01-26

Frequency synthesizer

#179
20170005785
2017-01-05

Phase calibration of clock signals

#180
20160380759
2016-12-29

Phase locked loop, wireless communication apparatus and wireless communication method

#181
20160352506
2016-12-01

Dual path timing wander removal

#182
20160315625
2016-10-27

Phase-rotating phase locked loop and method of controlling operation thereof

#183
20160294401
2016-10-06

Hardware delay compensation in digital phase locked loop

#184
20160261400
2016-09-08

Multi-wire open-drain link with data symbol transition based clocking

#185
20160248430
2016-08-25

Phase locked loop having fractional VCO modulation

#186
20160164531
2016-06-09

Methods and devices for error correction of a signal using delta sigma modulation

#187
20160156364
2016-06-02

Fractional dividing module and related calibration method

#188
20160142061
2016-05-19

Phase detector and associated phase detecting method

#189
20160110023
2016-04-21

SEMICONDUCTOR DEVICE WITH TOUCH SENSOR CIRCUIT

#190
20160099720
2016-04-07

Wideband digitally controlled injection-locked oscillator

#191
20160099719
2016-04-07

Spread spectrum clock generator, electronic apparatus, and spread spectrum clock generation method

#192
20160099681
2016-04-07

60 GHz frequency generator incorporating third harmonic boost and extraction

#193
20160099679
2016-04-07

Switching current source radio frequency oscillator

#194
20160094232
2016-03-31

Removing deterministic phase errors from fractional-N PLLs

#195
20160079984
2016-03-17

Device for generating a clock signal by frequency multiplication

#196
20150381190
2015-12-31

Frequency synthesizer for achieving fast re-lock between alternate frequencies in low bandwidth PLLs

#197
20150381156
2015-12-31

System for digitally controlled edge interpolator linearization

#198
20150365095
2015-12-17

Wide range frequency synthesizer with quadrature generation and spur cancellation

#199
20150349782
2015-12-03

Reconfigurable fractional divider

#200
20150341163
2015-11-26

Fractional PLL circuit

#201
20150318858
2015-11-05

Clock generation circuit and method thereof

#202
20150295583
2015-10-15

Locking multiple voltage-controlled oscillators with a single phase-locked loop

#203
20150280761
2015-10-01

Multi-lane serial link signal receiving system

#204
20150256154
2015-09-10

Electric and electronic apparatus, circuit, and communication system

#205
20150244514
2015-08-27

Clock and data recovery device

#206
20150229313
2015-08-13

Signal generation circuit and electronic apparatus

#207
20150222284
2015-08-06

System and method for dynamic frequency estimation for a spread-spectrum digital phase-locked loop

#208
20150214962
2015-07-30

Clock generating circuit, semiconductor device including the same, and data processing system

#209
20150214960
2015-07-30

Synthesizing method of signal having variable frequency and synthesizer of signal having variable frequency

#210
20150162918
2015-06-11

DIGITAL OUTPUT CLOCK GENERATION

#211
20150146832
2015-05-28

Main clock high precision oscillator

#212
20150109037
2015-04-23

On die jitter tolerance test

#213
20150061781
2015-03-05

Electronic circuit and control method

#214
20140369454
2014-12-18

Digital signal sampling method

#215
20140333346
2014-11-13

Phase-rotating phase locked loop and method of controlling operation thereof

#216
20140314192
2014-10-23

Method and apparatus for smoothing jitter generated by byte stuffing

#217
20140286466
2014-09-25

Multi-wire open-drain link with data symbol transition based clocking

#218
20140269783
2014-09-18

Low-power and all-digital phase interpolator-based clock and data recovery architecture

#219
20140241467
2014-08-28

Phase locked loop frequency synthesizer with reduced jitter

#220
20140162571
2014-06-12

Semiconductor device, radio communication terminal, and method for controlling semiconductor device

#221
20140070857
2014-03-13

Multi-phase fractional divider

#222
20140055203
2014-02-27

Circuit for measuring the resonant frequency of nanoresonators

#223
20140055181
2014-02-27

Clock generating circuit

#224
20140055179
2014-02-27

Interpolative divider linearity enhancement techniques

#225
20140044225
2014-02-13

Clock and data recovery using LC voltage controlled oscillator and delay locked loop

#226
20140015575
2014-01-16

Synchronous semiconductor device having delay locked loop for latency control

#227
20140003480
2014-01-02

On die jitter tolerance test

#228
20130300469
2013-11-14

Input jitter filter for a phase-locked loop (PLL)

#229
20130300467
2013-11-14

Higher-order phase noise modulator to reduce spurs and quantization noise

#230
20130271192
2013-10-17

Wide frequency range delay locked loop

#231
20130271186
2013-10-17

Wide range frequency synthesizer with quadrature generation and spur cancellation

#232
20130251084
2013-09-26

Low jitter clock recovery circuit

#233
20130229214
2013-09-05

SEMICONDUCTOR DEVICE GENERATING PHASE-CONTROLLED CLOCK SIGNAL

#234
20130216014
2013-08-22

Automatic detection and compensation of frequency offset in point-to-point communication

#235
20130108001
2013-05-02

Clock and data recovery (CDR) architecture and phase detector thereof

#236
20130107997
2013-05-02

Clock data recovery circuit

#237
20130093471
2013-04-18

Time-to-digital system and associated frequency synthesizer

#238
20130093470
2013-04-18

Frequency synthesizer and associated method

#239
20130093469
2013-04-18

Frequency synthesizer and associated method

#240
20130064115
2013-03-14

Multiplexing transmission system, receiver apparatus and module, transmitter apparatus for multiplexing transmission

#241
20130039385
2013-02-14

Clock generating circuit, transceiver and related method

#242
20130027611
2013-01-31

Method and apparatus for regenerating a pixel clock signal

#243
20130027102
2013-01-31

Fractional and integer PLL architectures

#244
20130003483
2013-01-03

Wide frequency range delay locked loop

#245
20120331327
2012-12-27

Optimized synchronous strobe transmission mechanism

#246
20120331326
2012-12-27

Apparatus and method for advanced synchronous strobe transmission

#247
20120327974
2012-12-27

Spread spectrum clock generators and electronic devices including the same

#248
20120294336
2012-11-22

Fractional frequency division or multiplication by using an oversampled phase rotator for reducing jitter

#249
20120274375
2012-11-01

Frequency control clock tuning circuitry

#250
20120250811
2012-10-04

Fast lock clock-data recovery for phase steps

#251
20120230457
2012-09-13

Clock and data recovery using LC voltage controlled oscillator and delay locked loop

#252
20120224407
2012-09-06

Integrated circuit having a clock deskew circuit that includes an injection-locked oscillator

#253
20120200325
2012-08-09

Low jitter clock recovery circuit

#254
20120200324
2012-08-09

Frequency Offset Tracking and Jitter Reduction Method Using Dual Frequency-locked Loop and Phase-locked Loop

#255
20120200323
2012-08-09

Phase-lock assistant circuitry

#256
20120105120
2012-05-03

Digital phase-locked loop architecture

#257
20120074997
2012-03-29

Phase-locked loop based frequency synthesizer and method of operating the same

#258
20120074990
2012-03-29

Injection-locked oscillator

#259
20120068748
2012-03-22

Phase detection method and phase detector

#260
20120068741
2012-03-22

Phase locked loop and method for operating the same

#261
20120063521
2012-03-15

Fractional-N phase locked loop, operation method thereof, and devices having the same

#262
20120054531
2012-03-01

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Phase interpolation-based clock and data recovery for differential quadrature phase shift keying

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Phase-lock assistant circuitry

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Hybrid data transmission circuit

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Digital receivers

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Highly flexible fractional frequency synthesizer

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Wide frequency range delay locked loop

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Clock synthesis systems, circuits and methods

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Digital phase locked loop

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Phase locked loop and method for operating the same

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Video horizontal synchronizer

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Signal generation apparatus and test apparatus

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Phase shift phase locked loop

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Clock generation circuit and system

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Phase locked loop capable of fast locking

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Method and apparatus for multi-mode clock data recovery

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Digital phase lock loop with multi-phase master clock

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