ClassID:

188768

G05F3/242 - CPC Classification

Classification description:

Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the field-effect type only with compensation for device parameters, e.g. channel width modulation, threshold voltage, processing, or external variations, e.g. temperature, loading, supply voltage

Sub-classes:
Recent Application in this class:
#1
20260140526
2026-05-21

CURRENT GENERATOR FOR IDAC FOR CORNER INDEPENDENCE

#2
20260118903
2026-04-30

LOW-NOISE AND FAST-SETTLING REFERENCE VOLTAGE GENERATOR FOR CAPACITIVE DIGITAL-TO-ANALOG CONVERTER

#3
20250271888
2025-08-28

CURRENT GENERATOR FOR IDAC FOR CORNER INDEPENDENCE

#4
20250251749
2025-08-07

Controllable Temperature Coefficient Bias Circuit

#5
20250053184
2025-02-13

VOLTAGE REFERENCE CIRCUIT

#6
20250015735
2025-01-09

SEMICONDUCTOR DEVICE, MOTOR SYSTEM, AND VEHICLE

#7
20240402749
2024-12-05

Controllable temperature coefficient bias circuit

#8
20240396543
2024-11-28

TEMPERATURE SENSORS

#9
20240321877
2024-09-26

Reference Voltage Circuit

#10
20240248505
2024-07-25

Reference current circuit

#11
20240243650
2024-07-18

LOW POWER VOLTAGE REFERENCE

#12
20240231409
2024-07-11

BODY BIAS CIRCUIT AND BODY BIAS GENERATION METHOD

#13
20240210981
2024-06-27

CONSTANT VOLTAGE CIRCUIT

#14
20240094757
2024-03-21

Controllable temperature coefficient bias circuit

#15
20240045461
2024-02-08

Biasing control for compound semiconductors

#16
20240022210
2024-01-18

Amplitude regulator for crystal oscillator

#17
20230387854
2023-11-30

Constant-gm current source

#18
20230376064
2023-11-23

Apparatus and methods for compensating supply sensitive circuits for supply voltage variation

#19
20230152836
2023-05-18

Controllable temperature coefficient bias circuit

#20
20230137501
2023-05-04

CURRENT LIMITING DIODE

#21
20230006666
2023-01-05

Temperature sensors

#22
20220357758
2022-11-10

Start-up circuit for reference voltage/current generator

#23
20220317718
2022-10-06

Reference current source

#24
20220253086
2022-08-11

CURRENT MIRROR CIRCUIT

#25
20220121234
2022-04-21

Apparatus and methods for compensating supply sensitive circuits for supply voltage variation

#26
20210391827
2021-12-16

Semiconductor device, digitally controlled oscillator, and control method of semiconductor device

#27
20210333816
2021-10-28

Configurable offset compensation device

#28
20210294364
2021-09-23

Flipped gate current reference

#29
20210278867
2021-09-09

Differential reference voltage buffer

#30
20210242772
2021-08-05

Reference current source circuit

#31
20210041928
2021-02-11

Reverse bandgap reference circuit with bulk diode, and switch capacitor temperature sensor with duty-cycle output

#32
20210034092
2021-02-04

Reference voltage circuit

#33
20210026391
2021-01-28

Controllable temperature coefficient bias circuit

#34
20210004031
2021-01-07

Low power voltage reference circuits

#35
20200412344
2020-12-31

PVT compensated delay cell for a monostable

#36
20200395927
2020-12-17

Delay circuit

#37
20200336144
2020-10-22

Process and temperature immunity in circuit design

#38
20200326737
2020-10-15

Power supply circuit, power supply device, and vehicle

#39
20200272180
2020-08-27

Flipped gate current reference and method of using

#40
20200209906
2020-07-02

Low power reference voltage generating circuit

#41
20200097035
2020-03-26

Constant current circuit

#42
20200073428
2020-03-05

RF square-law circuit

#43
20200067411
2020-02-27

Methods and systems of operating buck-boost converters

#44
20190310676
2019-10-10

Voltage generating circuit for improving stability of bandgap voltage generator

#45
20190294194
2019-09-26

Reference voltage generation circuit

#46
20190244956
2019-08-08

Reference voltage generation device

#47
20190229621
2019-07-25

Voltage regulators for battery operated systems

#48
20190172504
2019-06-06

Programmable temperature coefficient analog second-order curvature compensated voltage reference

#49
20190121383
2019-04-25

Controllable temperature coefficient bias circuit

#50
20190050016
2019-02-14

Optical sensor device and voltage regulator apparatus with improved noise rejection capability

#51
20190033906
2019-01-31

Regulator circuit and manufacture thereof

#52
20190020266
2019-01-17

High-voltage startup circuits and control methods thereof

#53
20190004557
2019-01-03

Power supply circuit and a method of controlling the same

#54
20180307262
2018-10-25

Simple CMOS threshold voltage extraction circuit

#55
20180284831
2018-10-04

Current reference circuit and semiconductor integrated circuit including the same

#56
20180164842
2018-06-14

CMOS subthreshold reference circuit with low power consumption and low temperature drift

#57
20180143659
2018-05-24

REFERENCE VOLTAGES

#58
20180123340
2018-05-03

Interference suppression stage and power supply

#59
20180059706
2018-03-01

Current control circuit and bias generator including the same

#60
20170243865
2017-08-24

Semiconductor device structure and manufacturing method thereof

#61
20170227976
2017-08-10

Circuit starting method, control circuit and voltage reference

#62
20170212541
2017-07-27

Method for providing a voltage reference at a present operating temperature in a circuit

#63
20170212538
2017-07-27

Flipped gate current reference and method of using

#64
20170177018
2017-06-22

HV MOS leakage compensation for ultralow current operation

#65
20170168518
2017-06-15

Temperature-compensated reference voltage generator that impresses controlled voltages across resistors

#66
20170131734
2017-05-11

Methods for fabricating an integrated circuit with a voltage regulator

#67
20170122815
2017-05-04

Environmental sensor

#68
20170075377
2017-03-16

Current reference circuit and semiconductor integrated circuit including the same

#69
20170069370
2017-03-09

Voltage generation circuit

#70
20170040889
2017-02-09

Dynamic threshold generator for use in adaptive body biasing of a MOS

#71
20170003697
2017-01-05

Current source and current supply system with hysteresis

#72
20160315593
2016-10-27

Constant transconductance bias circuit

#73
20160209861
2016-07-21

Apparatus for compensating for temperature and method therefor

#74
20160124454
2016-05-05

Low quiescent current voltage regulator with high load-current capability

#75
20160094124
2016-03-31

Flipped gate current reference and method of using

#76
20160077540
2016-03-17

Band-gap reference circuit based on temperature compensation

#77
20160026204
2016-01-28

High-voltage to low-voltage low dropout regulator with self contained voltage reference

#78
20150363528
2015-12-17

Circuit arrangement for modeling transistor layout characteristics

#79
20150323951
2015-11-12

Voltage providing circuit

#80
20150268689
2015-09-24

Ultra low power temperature insensitive current source with line and load regulation

#81
20150256131
2015-09-10

Constant transconductance bias circuit

#82
20150214903
2015-07-30

Voltage regulator and method of regulating voltage

#83
20150185754
2015-07-02

Temperature and process compensated current reference circuits

#84
20150177772
2015-06-25

Electronic circuit with self-calibrated PTAT current reference and method for actuating the same

#85
20150160679
2015-06-11

System and method for generating cascode current source bias voltage

#86
20150123726
2015-05-07

Data retention voltage clamp

#87
20150115912
2015-04-30

Reference voltage generator

#88
20150077070
2015-03-19

Feedforward cancellation of power supply noise in a voltage regulator

#89
20150061631
2015-03-05

Semiconductor device and current control method that controls amount of current used for voltage generation based on connection state of external capacitor

#90
20150042401
2015-02-12

PASSING HIGH VOLTAGE INPUTS USING A CONTROLLED FLOATING PASS GATE

#91
20150002193
2015-01-01

Driver having low power consumption and method thereof

#92
20140300408
2014-10-09

Semiconductor device having a complementary field effect transistor

#93
20140266140
2014-09-18

Voltage generator, a method of generating a voltage and a power-up reset circuit

#94
20140266137
2014-09-18

Current generator, method of operating the same, and electronic system including the same

#95
20140176113
2014-06-26

Circuit for outputting reference voltage

#96
20140152106
2014-06-05

Current generation circuit

#97
20140118073
2014-05-01

Cancellation of dynamic offset in MOS resistors

#98
20140117968
2014-05-01

Supply voltage independent bandgap circuit

#99
20140070873
2014-03-13

Low-power resistor-less voltage reference circuit

#100
20140002050
2014-01-02

Voltage regulator circuitry operable in a high temperature environment of a turbine engine

#101
20130335056
2013-12-19

Regulator circuit and RFID tag including the same

#102
20130320955
2013-12-05

Temperature compensated oscillator with improved noise performance

#103
20130307608
2013-11-21

Reference voltage supply circuit

#104
20130193935
2013-08-01

Voltage reference generation circuit using gate-to-source voltage difference and related method thereof

#105
20130162358
2013-06-27

Reference current generator circuit

#106
20130147544
2013-06-13

REFERENCE VOLTAGE GENERATION CIRCUIT AND INTERNAL VOLATAGE GENERATION CIRCUIT USING THE SAME

#107
20130120050
2013-05-16

Low-power voltage reference circuit

#108
20130106394
2013-05-02

Constant current circuit and voltage reference circuit

#109
20130099769
2013-04-25

Current source circuit with high order temperature compensation and current source system thereof

#110
20130069724
2013-03-21

SUPPLY INDEPENDENT BIASING CIRCUIT

#111
20130033251
2013-02-07

Semiconductor integrated circuit

#112
20130027150
2013-01-31

Fast start up, ultra-low power bias generator for fast wake up oscillators

#113
20130002351
2013-01-03

Circuit comprising transistors that have different threshold voltage values

#114
20120306549
2012-12-06

SEMICONDUCTOR INTEGRATED CIRCUIT

#115
20120293212
2012-11-22

Low power reference current generator with tunable temperature sensitivity

#116
20120286697
2012-11-15

Semiconductor device

#117
20120262227
2012-10-18

Reference current generation circuit and power device using the same

#118
20120249187
2012-10-04

CURRENT SOURCE CIRCUIT

#119
20120229117
2012-09-13

Startup circuit for low voltage cascode beta multiplier current generator

#120
20120218026
2012-08-30

Method of generating multiple current sources from a single reference resistor

#121
20120200343
2012-08-09

Constant-voltage circuit

#122
20120200339
2012-08-09

Constant-voltage circuit and semiconductor device thereof

#123
20120126873
2012-05-24

Constant current circuit and reference voltage circuit

#124
20120126616
2012-05-24

Reference voltage generation circuit and method

#125
20120119823
2012-05-17

Bias circuit with high enablement speed and low leakage current

#126
20120119819
2012-05-17

CURRENT CIRCUIT HAVING SELECTIVE TEMPERATURE COEFFICIENT

#127
20120092064
2012-04-19

Temperature-stable CMOS voltage reference circuits

#128
20120091803
2012-04-19

Constant voltage constant current generation circuit

#129
20120086503
2012-04-12

Constant current circuit and semiconductor integrated circuit

#130
20120077551
2012-03-29

High-voltage tolerant voltage regulator

#131
20120068684
2012-03-22

Current generator, notably for current of the order of nano-amperes, and voltage regulator using such a generator

#132
20120049899
2012-03-01

Semiconductor chip

#133
20120025801
2012-02-02

Reference current source circuit including added bias voltage generator circuit

#134
20120007659
2012-01-12

Temperature compensated current source

#135
20110304386
2011-12-15

Constant-voltage circuit

#136
20110291747
2011-12-01

Voltage generation circuit

#137
20110279106
2011-11-17

Threshold voltage generating circuit

#138
20110234309
2011-09-29

Internal power supply voltage generation circuit

#139
20110234260
2011-09-29

Constant voltage circuit

#140
20110221406
2011-09-15

Reference voltage generation circuit

#141
20110210772
2011-09-01

Delta phi generator with start-up circuit

#142
20110193544
2011-08-11

Circuits and methods of producing a reference current or voltage

#143
20110156822
2011-06-30

Current source circuit and delay circuit and oscillating circuit using the same

#144
20110127989
2011-06-02

Constant current circuit start-up circuitry for preventing power input oscillation

#145
20110121885
2011-05-26

Current reference source circuit that is independent of power supply

#146
20110115461
2011-05-19

Semiconductor circuit device and data processing system

#147
20110074496
2011-03-31

Reference voltage circuit

#148
20110063002
2011-03-17

Bias circuit and phase-locked loop circuit using the same

#149
20110050198
2011-03-03

LOW-POWER VOLTAGE REGULATOR

#150
20110050197
2011-03-03

Reference current or voltage generation circuit

#151
20110043185
2011-02-24

Current reference circuit utilizing a current replication circuit

#152
20110025285
2011-02-03

Power supply voltage controlling circuit for use in subthreshold digital CMOS circuit including minute current generator and controlled output voltage generator circuit

#153
20110003574
2011-01-06

Constant output DC bias circuit using an open loop scheme

#154
20100327842
2010-12-30

Reference voltage generator having a two transistor design

#155
20100315156
2010-12-16

VOLATAGE BANDGAP REFERENCE CIRCUIT

#156
20100283516
2010-11-11

Voltage generation circuit

#157
20100259237
2010-10-14

Compensation circuit

#158
20100244908
2010-09-30

Semiconductor device having a complementary field effect transistor

#159
20100225384
2010-09-09

Reference current source circuit provided with plural power source circuits having temperature characteristics

#160
20100201406
2010-08-12

Temperature and supply independent CMOS current source

#161
20100194465
2010-08-05

TEMPERATURE COMPENSATED CURRENT SOURCE AND METHOD THEREFOR

#162
20100181985
2010-07-22

Regulator circuit and RFID tag including the same in wireless communication to improve noise margin

#163
20100176777
2010-07-15

Constant Gm circuit and methods

#164
20100164461
2010-07-01

Reference voltage generation circuit for supplying a constant reference voltage using a linear resistance

#165
20100156387
2010-06-24

Temperature independent reference current generator using positive and negative temperature coefficient currents

#166
20100156386
2010-06-24

Reference voltage circuit

#167
20100148857
2010-06-17

METHODS AND APPARATUS FOR LOW-VOLTAGE BIAS CURRENT AND BIAS VOLTAGE GENERATION

#168
20100109763
2010-05-06

STANDARD VOLTAGE GENERATION CIRCUIT

#169
20100109446
2010-05-06

Semiconductor circuit device and data processing system

#170
20100007322
2010-01-14

RESISTOR UNIT AND A CIRCUIT INCLUDING THE RESISTOR UNIT

#171
20090134920
2009-05-28

Semiconductor device

#172
20090058496
2009-03-05

CIRCUIT ARRANGEMENT AND CORRESPONDING METHOD FOR CONTROLLING AND/OR PREVENTING INJECTION CURRENT

#173
20090045869
2009-02-19

Semiconductor circuit and controlling method thereof

#174
20080297238
2008-12-04

Current source circuit

#175
20080290737
2008-11-27

Semiconductor circuit device and data processing system

#176
20080258807
2008-10-23

Basic semiconductor electronic circuit with reduced sensitivity to process variations

#177
20080157861
2008-07-03

STANDARD VOLTAGE GENERATION CIRCUIT

#178
20080106326
2008-05-08

Reference voltage circuit and method for providing a reference voltage

#179
20080018386
2008-01-24

Constant voltage generating circuit

#180
20080012606
2008-01-17

Current to voltage converter and current to voltage conversion method

#181
20080007325
2008-01-10

Current source circuit

#182
20070109039
2007-05-17

Reference circuit capable of supplying low voltage precisely

#183
20070109036
2007-05-17

Semiconductor integrated circuit with stepped-down voltage generating circuit

#184
20070069710
2007-03-29

Voltage generator

#185
20070052403
2007-03-08

Analog internal soft-start and clamp circuit for switching regulator

#186
20060279269
2006-12-14

Voltage-regulator and power supply having current sharing circuit

#187
20060238234
2006-10-26

Producing reference voltages using transistors

#188
20060220730
2006-10-05

CMOS regulator for low headroom applications

#189
20060164151
2006-07-27

Temperature compensated reference current generator

#190
20060145753
2006-07-06

System for setting an electrical circuit parameter at a predetermined value

#191
20060132225
2006-06-22

Standard voltage generation circuit

#192
20060091873
2006-05-04

Re-referencing a reference voltage

#193
20060087367
2006-04-27

Current source circuit

#194
20060071703
2006-04-06

On-chip voltage regulator

#195
20060061413
2006-03-23

Voltage reference generator with flexible control of voltage

#196
20050237087
2005-10-27

Low voltage current monitoring circuit

#197
20050200400
2005-09-15

Semiconductor integrated circuit with stepped-up voltage pump circuit

#198
20050194956
2005-09-08

Semiconductor device with a negative voltage regulator

#199
20050162206
2005-07-28

Semiconductor device including a pixel having current-driven light emitting element

#200
20050151527
2005-07-14

Power supplying method and apparatus including buffer circuit to control operation of output driver

#201
20050140350
2005-06-30

Circuit for supplying constant voltage

#202
20050122160
2005-06-09

Method and circuit for compensating for tunneling current

#203
20050093619
2005-05-05

Systems and methods for generating a current

#204
20050088158
2005-04-28

Semiconductor circuit device and data processing system

#205
20050083028
2005-04-21

Voltage regulator with stress mode

#206
20050062519
2005-03-24

Time base circuit, oscillator based thereon, and communicating apparatus using said oscillator

#207
20050057189
2005-03-17

Semiconductor device

#208
20050003764
2005-01-06

Current control circuit

#209
16788574
2020-10-13

Input circuit

#210
16192722
2019-12-03

Voltage control device

#211
15886700
2018-12-04

High current LDO voltage regulator with dynamic pre-regulator

#212
15487299
2018-03-20

Low dropout regulator with thin pass device