ClassID:

217806

H02M3/073 - page 3 - CPC Classification

Classification description:

Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps Charge pumps of the Schenkel-type

Recent Application in this class:
#601
20070120591
2007-05-31

Regulated charge pump with digital resistance control

#602
20070120590
2007-05-31

Apparatus for generating elevated voltage

#603
20070109059
2007-05-17

Internal voltage generators for semiconductor memory device

#604
20070109036
2007-05-17

Semiconductor integrated circuit with stepped-down voltage generating circuit

#605
20070109034
2007-05-17

Semiconductor device

#606
20070103224
2007-05-10

SEMICONDUCTOR CHARGE PUMP USING MOS (METAL OXIDE SEMICONDUCTOR) TRANSISTOR FOR CURRENT RECTIFIER DEVICE

#607
20070096708
2007-05-03

Power supply circuit

#608
20070085599
2007-04-19

Potential detector and semiconductor integrated circuit

#609
20070080837
2007-04-12

Digitizer and related charge pump circuit

#610
20070075765
2007-04-05

Booster circuit

#611
20070069801
2007-03-29

Charge-pump type, voltage-boosting device with reduced ripple, in particular for non-volatile flash memories

#612
20070063760
2007-03-22

Charge pump

#613
20070057898
2007-03-15

Power supply voltage converting circuit, method for controlling the same, display device, and mobile terminal

#614
20070053227
2007-03-08

High-voltage switch with low output ripple for non-volatile floating-gate memories

#615
20070047352
2007-03-01

CHARGE PUMP

#616
20070040827
2007-02-22

Power supply generating circuit, display apparatus, and portable terminal device

#617
20070040599
2007-02-22

Semiconductor integrated circuit device

#618
20070035973
2007-02-15

Semiconductor device and method for boosting word line

#619
20070030617
2007-02-08

Voltage converter

#620
20070030082
2007-02-08

Booster circuit including an oscillator

#621
20070018935
2007-01-25

Booster circuit and display device

#622
20070018614
2007-01-25

Boost converter circuit having selectable modes

#623
20070001746
2007-01-04

Selectably boosted control signal based on supply voltage

#624
20070001743
2007-01-04

Utilization of device types having different threshold voltages

#625
20060290411
2006-12-28

Voltage multiplier circuit including a control circuit providing dynamic output voltage control

#626
20060279352
2006-12-14

Charge pump, DC-DC converter, and method thereof

#627
20060273843
2006-12-07

High efficiency bi-directional charge pump circuit

#628
20060261881
2006-11-23

Circuit of voltage multiplier with programmable output

#629
20060256592
2006-11-16

Electronic circuit

#630
20060255853
2006-11-16

Electronic device including charge pump circuit

#631
20060250177
2006-11-09

Methods and apparatus for dynamically reconfiguring a charge pump during output transients

#632
20060214702
2006-09-28

High voltage switching circuit of nonvolatile memory device

#633
20060202734
2006-09-14

Voltage multiplier and relative operating method

#634
20060197512
2006-09-07

Closed-loop high voltage booster

#635
20060194567
2006-08-31

Symmetrically and asymmetrically stacked transistor group RF switch

#636
20060192607
2006-08-31

Boost voltage generating circuit including additional pump circuit and boost voltage generating method thereof

#637
20060186948
2006-08-24

Programmable clock booster system

#638
20060186947
2006-08-24

Multi-stage charge pump without threshold drop with frequency modulation between embedded mode operations

#639
20060176102
2006-08-10

Charge pump circuit

#640
20060152274
2006-07-13

Voltage generating/transferring circuit

#641
20060152273
2006-07-13

Single-stage and modular multi-stage clock-booster

#642
20060145748
2006-07-06

N-stage exponential charge pumps, charging stages therefor and methods of operation thereof

#643
20060145747
2006-07-06

Multi-stage charge pump voltage generator with protection of the devices of the charge pump

#644
20060139296
2006-06-29

Display apparatus having temperature compensation function

#645
20060132220
2006-06-22

Charge pump circuits and methods for the same

#646
20060132219
2006-06-22

Charge pump circuit

#647
20060125552
2006-06-15

Voltage-multiplier circuit

#648
20060120157
2006-06-08

Charge-pump device with increased current output

#649
20060119419
2006-06-08

Charge pumping circuit and direct current converting apparatus using the same

#650
20060119418
2006-06-08

Power regulation scheme for a high voltage output in integrated circuit devices

#651
20060119417
2006-06-08

Efficiency improvement in charge pump system for low power application

#652
20060109048
2006-05-25

Charge pump circuit with reuse of accumulated electrical charge

#653
20060109047
2006-05-25

Charge pump circuit with dynamic biasing of pass transistors

#654
20060105586
2006-05-18

Voltage-voltage converter for integrated circuits

#655
20060104098
2006-05-18

Voltage-regulating device for charge pump

#656
20060103450
2006-05-18

Charge pump current source

#657
20060097804
2006-05-11

Internal voltage generator for semiconductor memory device

#658
20060097771
2006-05-11

Pumping circuit of semiconductor device

#659
20060087365
2006-04-27

Voltage charge pump and method of operating the same

#660
20060082351
2006-04-20

Low power operation of back-up power supply

#661
20060061410
2006-03-23

Four-phase charge pump circuit with reduced body effect

#662
20060056208
2006-03-16

Controlled active shutdown of charge pump

#663
20060049867
2006-03-09

Charge pump circuit

#664
20060049866
2006-03-09

Semiconductor device including a three or more stage semiconductor charge pump

#665
20060038607
2006-02-23

Voltage generating circuit that produces internal supply voltage from external supply voltage

#666
20060038606
2006-02-23

Boost circuit with a voltage detector

#667
20060028854
2006-02-09

Charge pump circuit

#668
20060013047
2006-01-19

Charge pump circuit

#669
20060012357
2006-01-19

DC/DC converter

#670
20060006926
2006-01-12

Potential detector and semiconductor integrated circuit

#671
20060006925
2006-01-12

Booster circuit

#672
20060001478
2006-01-05

Apparatus for generating internal voltage in test mode and its method

#673
20050285577
2005-12-29

Step-up / step-down circuit

#674
20050275450
2005-12-15

Booster circuit

#675
20050265052
2005-12-01

Electronic instrument having booster circuit

#676
20050264343
2005-12-01

Boost circuit

#677
20050264342
2005-12-01

Charge pump circuit with no output voltage loss

#678
20050259497
2005-11-24

Internal voltage generator scheme and power management method

#679
20050258810
2005-11-24

Integrated charge pump DC/DC conversion circuits using thin film transistors

#680
20050254159
2005-11-17

Disk drive write driver with boosting circuit to improve output voltage swing

#681
20050248386
2005-11-10

Four phase charge pump operable without phase overlap with improved efficiency

#682
20050245978
2005-11-03

Systems and methods for precharging circuitry for pulse generation

#683
20050245977
2005-11-03

Voltage limited systems and methods

#684
20050242869
2005-11-03

Medium for storing and reading information, and device for storing and reading of information on and from the medium

#685
20050237103
2005-10-27

Area efficient charge pump

#686
20050237102
2005-10-27

Charge pump with improved regulation

#687
20050231985
2005-10-20

Voltage up converter

#688
20050219902
2005-10-06

Voltage booster

#689
20050219877
2005-10-06

DC-DC converter for converting an input voltage to a first output voltage

#690
20050219876
2005-10-06

Closed-loop high voltage booster

#691
20050218966
2005-10-06

Booster circuit

#692
20050213781
2005-09-29

Charge pump circuit

#693
20050212586
2005-09-29

High efficiency, low cost, charge pump circuit

#694
20050206441
2005-09-22

Booster circuit, semiconductor device, and electronic apparatus

#695
20050200400
2005-09-15

Semiconductor integrated circuit with stepped-up voltage pump circuit

#696
20050200399
2005-09-15

Charge-pump with improved biasing of the body regions of the pass-transistors

#697
20050200310
2005-09-15

Active matrix liquid crystal display

#698
20050195019
2005-09-08

Booster circuit and semiconductor device having same

#699
20050195017
2005-09-08

High efficiency charge pump with prevention from reverse current

#700
20050189984
2005-09-01

Power supply circuit

#701
20050189982
2005-09-01

Regulated charge pump with digital resistance control

#702
20050184707
2005-08-25

Capacitor charge sharing charge pump

#703
20050174815
2005-08-11

Soft-start charge pump circuit

#704
20050174709
2005-08-11

System and method for regulating loading on an integrated circuit power supply

#705
20050174163
2005-08-11

MOS charge pump

#706
20050168266
2005-08-04

High voltage generating circuit and semiconductor memory device having the same

#707
20050168265
2005-08-04

Power supply circuit for oscillator of semiconductor memory device and voltage pumping device using the same

#708
20050168263
2005-08-04

Semiconductor device and driving method of semiconductor device

#709
20050162214
2005-07-28

Semiconductor device

#710
20050151580
2005-07-14

Four-phase dual pumping circuit

#711
20050146375
2005-07-07

Charge pump circuit suitable for low-voltage process

#712
20050135125
2005-06-23

Charge-pump circuitry

#713
20050134246
2005-06-23

Voltage generation circuit

#714
20050128821
2005-06-16

High-voltage generator circuit and semiconductor memory device including the same

#715
20050127982
2005-06-16

Charge pump circuit with a brief settling time and high output voltage regulation precision

#716
20050127887
2005-06-16

DC-DC converter connected to phase locked loop

#717
20050099167
2005-05-12

DC-DC conversion circuit

#718
20050093614
2005-05-05

Multi stage voltage pump circuit

#719
20050093613
2005-05-05

Voltage booster

#720
20050088220
2005-04-28

Charge pump circuit having high charge transfer efficiency

#721
20050083110
2005-04-21

Integrated device providing current-regulated charge pump driver with capacitor-proportional current

#722
20050083106
2005-04-21

Analog voltage distribution on a die using switched capacitors

#723
20050078541
2005-04-14

Voltage generating/transferring circuit

#724
20050077922
2005-04-14

Resonant logic and the implementation of low power digital integrated circuits

#725
20050077916
2005-04-14

Programming circuit and method having extended duration programming capabilities

#726
20050068811
2005-03-31

Non-cascading charge pump circuit and method

#727
20050062518
2005-03-24

Boosting voltage control circuit

#728
20050057288
2005-03-17

Semiconductor device with pump circuit

#729
20050052220
2005-03-10

Low noise charge pump method and apparatus

#730
20050046465
2005-03-03

High voltage supply circuit and a method of supplying high voltage

#731
20050045964
2005-03-03

MOS transistor circuit and voltage-boosting booster circuit

#732
20050035811
2005-02-17

Apparatus for controlling a boosted voltage and method of controlling a boosted voltage

#733
20050030771
2005-02-10

Low-consumption regulator for a charge pump voltage generator and related system and method

#734
20050030683
2005-02-10

Self-reparable device to generate a high voltage, and method for repairing a device to generate a high voltage

#735
20050030088
2005-02-10

Area efficient charge pump

#736
20050030087
2005-02-10

Low power charge pump

#737
20050024126
2005-02-03

Booster circuit

#738
20050024125
2005-02-03

Highly efficient, high current drive, multi-phase voltage multiplier

#739
20050018503
2005-01-27

Amplifier circuit

#740
20050017792
2005-01-27

Charge pump circuit capable of completely cutting off parasitic transistors

#741
20050007187
2005-01-13

Charge pump circuit operating responsive to a mode

#742
17515387
2023-02-28

Switched capacitor circuit with passive charge recycling

#743
17488380
2023-01-31

Multi-stage charge pump with clock-controlled initial stage and shifted clock-controlled additional stage

#744
17235718
2022-04-05

Analog supply generation using low-voltage digital supply

#745
17206860
2022-07-05

Pre-charge technique for improved charge pump efficiency

#746
16822207
2020-11-03

Charge pump device and image sensor including the same

#747
16788794
2020-12-29

Switch circuit suppressing damage to the switch circuit

#748
16708112
2020-10-06

Shared comparator for charge pumps

#749
16529038
2020-03-31

Resonance switched tank converter with multiple conversion units

#750
16438602
2020-02-18

Negative voltage circuit

#751
16432940
2020-06-09

Reconfigurable voltage regulator

#752
16426444
2019-11-19

Multi-mode charge pump

#753
16384107
2021-01-05

Passive high-power-density grid interface device

#754
16256370
2020-04-14

Power converter

#755
16255253
2019-11-12

Regulated high voltage reference

#756
16252712
2020-03-31

Multi-phase power supply for stepdown system

#757
16229899
2019-11-26

Output regulated charge pump

#758
16183844
2020-03-10

Charge pump with individualized switching control

#759
16163728
2019-09-17

Power noise reduction technique for high density memory with frequency adjustments

#760
16132065
2019-07-02

Reverse capacitor voltage balancing for high current high voltage charge pump circuits

#761
16028814
2019-02-19

Circuit for level shifting a clock signal using a voltage multiplier

#762
16025277
2019-12-03

Silicon-oxide-nitride-oxide-silicon (SONOS) voltage multiplier

#763
15912585
2019-03-19

High-voltage generator with multi-stage selection in low-voltage transistor process

#764
15889249
2019-04-30

Hold-up capacitor charging using fly-back power supply

#765
15873740
2019-01-01

Configurable bi-directional charge pump design

#766
15863601
2018-06-19

Ring oscillator

#767
15800896
2018-08-14

Circuit for level shifting a clock signal using a voltage multiplier

#768
15477519
2018-07-10

Voltage scaling-up circuit and bulk biasing method thereof

#769
15177830
2017-04-25

Voltage doubling circuit and charge pump applications for the voltage doubling circuit