ClassID:

218655

H03B5/20 - CPC Classification

Classification description:

Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising resistance and either capacitance or inductance, e.g. phase-shift oscillator

Sub-classes:
Recent Application in this class:
#1
20250350241
2025-11-13

CURRENT-MODE SINUSOIDAL OSCILLATOR USING SINGLE CURRENT AMPLIFIER

#2
20250112594
2025-04-03

SPREAD SPECTRUM CLOCK GENERATION CIRCUIT

#3
20240291433
2024-08-29

Oscillator And Electronic Apparatus

#4
20240120882
2024-04-11

ENABLING AN EXTERNAL RESISTOR FOR AN OSCILLATOR

#5
20240030870
2024-01-25

CLOCK INTEGRATED CIRCUIT INCLUDING HETEROGENEOUS OSCILLATORS AND APPARATUS INCLUDING THE CLOCK INTEGRATED CIRCUIT

#6
20230253920
2023-08-10

Resistor-capacitor oscillation circuit

#7
20230207500
2023-06-29

HIGH-FREQUENCY CIRCUIT DEVICE AND DETECTION SYSTEM

#8
20230071036
2023-03-09

Low power relaxation oscillator circuit

#9
20220407459
2022-12-22

Clock integrated circuit including heterogeneous oscillators and apparatus including the clock integrated circuit

#10
20220360220
2022-11-10

Relaxation oscillator that samples voltage difference between voltages generated by resistor-capacitor charging and discharging for controlling output clock frequency of controllable oscillator and associated relaxation oscillation method

#11
20220345086
2022-10-27

Enabling an external resistor for an oscillator

#12
20220173698
2022-06-02

Crystal oscillator circuit

#13
20220114432
2022-04-14

Three-dimensional oscillator structure

#14
20210281465
2021-09-09

Detection and mitigation of oscillator phase hit

#15
20210258043
2021-08-19

Low cost power line modem

#16
20210242831
2021-08-05

Method for fabricating neuron oscillator including thermal insulating device

#17
20200304067
2020-09-24

Circuit device, oscillator, electronic apparatus, and vehicle

#18
20200304066
2020-09-24

Circuit device, oscillator, electronic apparatus, and vehicle

#19
20200201380
2020-06-25

Fine-grained clock resolution using low and high frequency clock sources in a low-power system

#20
20200191849
2020-06-18

System and method of duplicate circuit block swapping for noise reduction

#21
20200104694
2020-04-02

Three-dimensional oscillator structure

#22
20200036329
2020-01-30

Hybrid RC/crystal oscillator

#23
20190238122
2019-08-01

Ring voltage-controlled oscillator and phase-locked loop

#24
20190238093
2019-08-01

Amplifier bandwidth calibration of continuous time circuit

#25
20190187745
2019-06-20

Fine-grained clock resolution using low and high frequency clock sources in a low-power system

#26
20190149156
2019-05-16

Method and device for calibrating RC oscillator, storage medium and processor

#27
20180358926
2018-12-13

Transmission system

#28
20180340963
2018-11-29

Integrated capacitance measurement

#29
20180152140
2018-05-31

Oscillation device

#30
20180145665
2018-05-24

Relaxation oscillator with overshoot error integration

#31
20180145629
2018-05-24

Circuit device, oscillator, electronic apparatus, and vehicle

#32
20180136341
2018-05-17

Switching frequency extended range Geiger detection system and method

#33
20170373639
2017-12-28

Method And System For A Multi-Core Multi-Mode Voltage-Controlled-Oscillator (VCO)

#34
20170366176
2017-12-21

DETECTION DEVICE

#35
20170353108
2017-12-07

Spread spectrum clock generator and method

#36
20170310278
2017-10-26

Hybrid RC/crystal oscillator

#37
20170230002
2017-08-10

Device for controlling a capacitor having an adjustable capacitance

#38
20170219817
2017-08-03

Oscillation device, scanning-type scanner device, information terminal, phase-shift amount adjustment device, and phase-shift amount adjustment method

#39
20170194944
2017-07-06

Relaxation oscillator circuit for low frequency and low power dissipation

#40
20170155397
2017-06-01

Systems and methods of low power clocking for sleep mode radios

#41
20170126235
2017-05-04

Digitally reconfigurable ultra-high precision internal oscillator

#42
20170033738
2017-02-02

Method and system for a multi-core multi-mode voltage-controlled-oscillator (VCO)

#43
20160294324
2016-10-06

Oscillator for high-frequency signal generation

#44
20160178760
2016-06-23

Switching frequency extended range geiger detection system and method

#45
20160139405
2016-05-19

Oscillation device, scanning-type scanner device, information terminal, phase-shift amount adjustment device, and phase-shift amount adjustment method

#46
20150349710
2015-12-03

RC oscillator based on delay-free comparator

#47
20150207515
2015-07-23

Low-power oscillator

#48
20150207493
2015-07-23

Method and apparatus for shifting display driving frequency to avoid noise of electronic sensor module

#49
20140285274
2014-09-25

Wien-bridge oscillator and circuit arrangement for regulating a detuning

#50
20130222069
2013-08-29

Systems and methods of low power clocking for sleep mode radios

#51
20130021105
2013-01-24

Integrated circuit with an internal RC-oscillator and method for calibrating an RC-oscillator

#52
20130009714
2013-01-10

Resistance-capacitance oscillation circuit

#53
20130009713
2013-01-10

Resistance-capacitance oscillation circuit

#54
20100283552
2010-11-11

Flicker noise cancellation in oscillators

#55
20090115539
2009-05-07

Integrated RC oscillator with high frequency stability, notably for an integrated switched-mode power supply

#56
20080136545
2008-06-12

Delay stage with controllably variable capacitive load

#57
20060077014
2006-04-13

Oscillator with quadrature output in a cross-coupled configuration

#58
20060038623
2006-02-23

High frequency distributed oscillator using coupled transmission line

#59
20060022760
2006-02-02

Current-controlled oscillator

#60
20050225404
2005-10-13

Varactor-based ring oscillator

#61
20050225403
2005-10-13

Oscillator with quadrature output in a cross-coupled configuration

#62
20050068120
2005-03-31

Controllable oscillator with amplitude stabilization

#63
20050040906
2005-02-24

Two port voltage controlled oscillator for use in wireless personal area network synthesizers

#64
18749187
2025-12-23

Offset-mixer interferometric noise suppressed oscillator (INSO)

#65
16775384
2020-09-01

Tunable inductors

#66
15092591
2016-11-22

Current-feedback operational amplifier-based sinusoidal oscillator