Marian Niculae

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Power management systems with charge pumps
- Patent number 9,018,917
- Issue date Apr 28, 2015
- O2Micro, Inc.
- Marian Niculae
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management systems
- Patent number 8,975,875
- Issue date Mar 10, 2015
- 02Micro, Inc
- Eftimie Caraghiorghiopol
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System, method and apparatus to automatically detect a type of a va...
- Patent number 8,587,264
- Issue date Nov 19, 2013
- O2Micro International Limited
- Marian Niculae
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Battery state monitoring circuitry with low power consumption durin...
- Patent number 8,581,552
- Issue date Nov 12, 2013
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management systems with charge pumps
- Patent number 8,450,977
- Issue date May 28, 2013
- O2Micro, Inc.
- Marian Niculae
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management systems
- Patent number 8,350,532
- Issue date Jan 8, 2013
- O2Micro Inc.
- Eftimie Caraghiorghiopol
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and electronic circuit for efficient battery wake up charging
- Patent number 8,350,534
- Issue date Jan 8, 2013
- O2Micro International, Ltd.
- Marian Niculae
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery pack current monitoring
- Patent number 8,278,876
- Issue date Oct 2, 2012
- O2Micro, Inc.
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management topologies to control power between a DC power sou...
- Patent number 8,120,312
- Issue date Feb 21, 2012
- 02Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System, method and apparatus to automatically detect a type of a va...
- Patent number 8,049,471
- Issue date Nov 1, 2011
- O2Micro International Limited
- Marian Niculae
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Single floating battery cell voltage level translator circuitry
- Patent number 7,999,554
- Issue date Aug 16, 2011
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Supply topology with power limiting feedback loop
- Patent number 7,994,660
- Issue date Aug 9, 2011
- 02Micro International Limited
- Doru Cioaca
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery state monitoring circuitry with low power consumption durin...
- Patent number 7,936,151
- Issue date May 3, 2011
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selector circuit for power management in multiple battery systems
- Patent number 7,804,273
- Issue date Sep 28, 2010
- O2Micro International Limited
- Vlad Popescu-Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selector circuit for power management in multiple battery systems
- Patent number 7,791,313
- Issue date Sep 7, 2010
- O2Micro International Limited
- Vlad Popescu Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management topologies to control power between a DC power sou...
- Patent number 7,791,314
- Issue date Sep 7, 2010
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System, method and apparatus to automatically detect a type of a va...
- Patent number 7,777,463
- Issue date Aug 17, 2010
- O2Micro International Limited
- Marian Niculae
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Battery state monitoring circuitry with low power consumption durin...
- Patent number 7,683,577
- Issue date Mar 23, 2010
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Supply topology with power limiting feedback loop
- Patent number 7,622,830
- Issue date Nov 24, 2009
- O2Micro International Limited
- Doru Cioaca
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable power output regulator
- Patent number 7,583,067
- Issue date Sep 1, 2009
- O2Mcro International Limited
- Marian Niculae
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and electronic circuit for efficient battery wake up charging
- Patent number 7,564,220
- Issue date Jul 21, 2009
- O2Micro International Ltd.
- Marian Niculae
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selector circuit for power management in multiple battery systems
- Patent number 7,501,720
- Issue date Mar 10, 2009
- O2Micro International Limited
- Vlad Popescu-Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selector circuit for power management in multiple battery systems
- Patent number 7,489,110
- Issue date Feb 10, 2009
- O2Micro International
- Vlad Popescu Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Charging circuit for parallel charging in multiple battery systems
- Patent number 7,414,381
- Issue date Aug 19, 2008
- O2Micro International Limited
- Vlad Popescu-Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management topologies
- Patent number 7,348,760
- Issue date Mar 25, 2008
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Enabling circuit for avoiding negative voltage transients
- Patent number 7,112,943
- Issue date Sep 26, 2006
- O2Micro International Limited
- Constantin Bucur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method circuitry and electronic device for controlling a variable o...
- Patent number 7,095,217
- Issue date Aug 22, 2006
- O2Micro International Limited
- Marian Niculae
- G05 - CONTROLLING REGULATING
Information Patent Grant
Charging circuit for parallel charging in multiple battery systems
- Patent number 7,064,521
- Issue date Jun 20, 2006
- O2Micro International Limited
- Vlad Popescu Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selector circuit for power management in multiple battery systems
- Patent number 7,009,364
- Issue date Mar 7, 2006
- O2Micro International Limited
- Vlad Popescu Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Selector circuit for power management in multiple battery systems
- Patent number 6,977,482
- Issue date Dec 20, 2005
- O2Micro International Limited
- Vlad Popescu-Stanesti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
POWER MANAGEMENT SYSTEMS WITH CHARGE PUMPS
- Publication number 20140184164
- Publication date Jul 3, 2014
- O2Micro Inc.
- Marian NICULAE
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER MANAGEMENT SYSTEMS
- Publication number 20130099577
- Publication date Apr 25, 2013
- O2Micro Inc.
- Eftimie CARAGHIORGHIOPOL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM, METHOD AND APPARATUS TO AUTOMATICALLY DETECT A TYPE OF A VA...
- Publication number 20120043948
- Publication date Feb 23, 2012
- O2MICRO INTERNATIONAL LIMITED
- Marian Niculae
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER MANAGEMENT SYSTEMS
- Publication number 20110156483
- Publication date Jun 30, 2011
- Eftimie CARAGHIORGHIOPOL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PARALLEL POWERING OF PORTABLE ELECTRICAL DEVICES
- Publication number 20110121653
- Publication date May 26, 2011
- O2MICRO INTERNATIONAL LIMITED
- Alexandru Hartular
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
POWER MANAGEMENT TOPOLOGIES
- Publication number 20100327813
- Publication date Dec 30, 2010
- O2MICRO INTERNATIONAL LIMITED
- Constantin Bucur
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SYSTEM, METHOD AND APPARATUS TO AUTOMATICALLY DETECT A TYPE OF A VA...
- Publication number 20100308779
- Publication date Dec 9, 2010
- O2MICRO INTERNATIONAL LIMITED
- Marian Niculae
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BATTERY STATE MONITORING CIRCUITRY WITH LOW POWER CONSUMPTION DURIN...
- Publication number 20100171467
- Publication date Jul 8, 2010
- O2MICRO INTERNATIONAL LIMITED
- Constantin Bucur
- G01 - MEASURING TESTING
Information Patent Application
BATTERY STATE MONITORING CIRCUITRY WITH LOW POWER CONSUMPTION DURIN...
- Publication number 20100171502
- Publication date Jul 8, 2010
- O2MICRO INTERNATIONAL LIMITED
- Constantin Bucur
- G01 - MEASURING TESTING
Information Patent Application
SUPPLY TOPOLOGY WITH POWER LIMITING FEEDBACK LOOP
- Publication number 20100066318
- Publication date Mar 18, 2010
- Doru Cioaca
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
METHOD AND ELECTRONIC CIRCUIT FOR EFFICIENT BATTERY WAKE UP CHARGING
- Publication number 20090278499
- Publication date Nov 12, 2009
- O2Micro, Inc.
- Marian Niculae
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SELECTOR CIRCUIT FOR POWER MANAGEMENT IN MULTIPLE BATTERY SYSTEMS
- Publication number 20090206795
- Publication date Aug 20, 2009
- O2MICRO INTERNATIONAL LIMITED
- Vlad Popescu Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SELECTOR CIRCUIT FOR POWER MANAGEMENT IN MULTIPLE BATTERY SYSTEMS
- Publication number 20090167091
- Publication date Jul 2, 2009
- O2MICRO INTERNATIONAL LIMITED
- Vlad Popescu Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
POWER MANAGEMENT SYSTEMS WITH CHARGE PUMPS
- Publication number 20090160500
- Publication date Jun 25, 2009
- Marian Niculae
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Charging Circuit for Parallel Charging in Multiple Battery Systems
- Publication number 20090045775
- Publication date Feb 19, 2009
- O2MICRO INTERNATIONAL LIMITED
- Vlad Popescu Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
POWER MANAGEMENT TOPOLOGIES
- Publication number 20080231117
- Publication date Sep 25, 2008
- O2MICRO INTERNATIONAL LIMITED
- Constantin Bucur
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Enabling Circuit for Avoiding Negative Voltage Transients
- Publication number 20070030714
- Publication date Feb 8, 2007
- O2Micro International Limited
- Constantin Bucur
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Supply topology with power limiting feedback loop
- Publication number 20070007822
- Publication date Jan 11, 2007
- Doru Cioaca
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Method Circuitry and Electronic Device for Controlling a Variable O...
- Publication number 20060279264
- Publication date Dec 14, 2006
- O2MICRO INTERNATIONAL LIMITED
- Marian Niculae
- G05 - CONTROLLING REGULATING
Information Patent Application
Charging Circuit for Parallel Charging in Multiple Battery Systems
- Publication number 20060244420
- Publication date Nov 2, 2006
- O2MICRO INTERNATIONAL LIMITED
- Vlad Popescu Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Battery state monitoring circuitry with low power consumption durin...
- Publication number 20060197498
- Publication date Sep 7, 2006
- Constantin Bucur
- G01 - MEASURING TESTING
Information Patent Application
Single floating battery cell voltage level translator circuitry
- Publication number 20060197501
- Publication date Sep 7, 2006
- Constantin Bucur
- G01 - MEASURING TESTING
Information Patent Application
Battery pack current monitoring
- Publication number 20060197499
- Publication date Sep 7, 2006
- Constantin Bucur
- G01 - MEASURING TESTING
Information Patent Application
Power control circuitry to automatically detect a type of a variabl...
- Publication number 20060176632
- Publication date Aug 10, 2006
- Marian Niculae
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Selector circuit for power management in multiple battery systems
- Publication number 20060152197
- Publication date Jul 13, 2006
- Vlad Popescu Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and electronic circuit for efficient battery wake up charging
- Publication number 20060139005
- Publication date Jun 29, 2006
- Marian Niculae
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Selector circuit for power management in multiple battery systems
- Publication number 20060075266
- Publication date Apr 6, 2006
- Vlad Popescu-Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Enabling circuit for avoiding negative voltage transients
- Publication number 20050218878
- Publication date Oct 6, 2005
- Constantin Bucur
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Selector circuit for power management in multiple battery systems
- Publication number 20050168194
- Publication date Aug 4, 2005
- Vlad Popescu Stanesti
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Circuit and method for trimming locking of integrated circuits
- Publication number 20040227215
- Publication date Nov 18, 2004
- Marian Udrea Spenea
- G11 - INFORMATION STORAGE

Marian Niculae

Person

Patents Grantslast 30 patents

Power management systems with charge pumps

Power management systems

System, method and apparatus to automatically detect a type of a va...

Battery state monitoring circuitry with low power consumption durin...

Power management systems with charge pumps

Power management systems

Method and electronic circuit for efficient battery wake up charging

Battery pack current monitoring

Power management topologies to control power between a DC power sou...

System, method and apparatus to automatically detect a type of a va...

Single floating battery cell voltage level translator circuitry

Supply topology with power limiting feedback loop

Battery state monitoring circuitry with low power consumption durin...

Selector circuit for power management in multiple battery systems

Selector circuit for power management in multiple battery systems

Power management topologies to control power between a DC power sou...

System, method and apparatus to automatically detect a type of a va...

Battery state monitoring circuitry with low power consumption durin...

Supply topology with power limiting feedback loop

Variable power output regulator

Method and electronic circuit for efficient battery wake up charging

Selector circuit for power management in multiple battery systems

Selector circuit for power management in multiple battery systems

Charging circuit for parallel charging in multiple battery systems

Power management topologies

Enabling circuit for avoiding negative voltage transients

Method circuitry and electronic device for controlling a variable o...

Charging circuit for parallel charging in multiple battery systems

Selector circuit for power management in multiple battery systems

Selector circuit for power management in multiple battery systems

Patents Applicationslast 30 patents

POWER MANAGEMENT SYSTEMS WITH CHARGE PUMPS

POWER MANAGEMENT SYSTEMS

SYSTEM, METHOD AND APPARATUS TO AUTOMATICALLY DETECT A TYPE OF A VA...

POWER MANAGEMENT SYSTEMS

PARALLEL POWERING OF PORTABLE ELECTRICAL DEVICES

POWER MANAGEMENT TOPOLOGIES

SYSTEM, METHOD AND APPARATUS TO AUTOMATICALLY DETECT A TYPE OF A VA...

BATTERY STATE MONITORING CIRCUITRY WITH LOW POWER CONSUMPTION DURIN...

BATTERY STATE MONITORING CIRCUITRY WITH LOW POWER CONSUMPTION DURIN...

SUPPLY TOPOLOGY WITH POWER LIMITING FEEDBACK LOOP

METHOD AND ELECTRONIC CIRCUIT FOR EFFICIENT BATTERY WAKE UP CHARGING

SELECTOR CIRCUIT FOR POWER MANAGEMENT IN MULTIPLE BATTERY SYSTEMS

SELECTOR CIRCUIT FOR POWER MANAGEMENT IN MULTIPLE BATTERY SYSTEMS

POWER MANAGEMENT SYSTEMS WITH CHARGE PUMPS

Charging Circuit for Parallel Charging in Multiple Battery Systems

POWER MANAGEMENT TOPOLOGIES

Enabling Circuit for Avoiding Negative Voltage Transients

Supply topology with power limiting feedback loop

Method Circuitry and Electronic Device for Controlling a Variable O...

Charging Circuit for Parallel Charging in Multiple Battery Systems

Battery state monitoring circuitry with low power consumption durin...

Single floating battery cell voltage level translator circuitry

Battery pack current monitoring

Power control circuitry to automatically detect a type of a variabl...

Selector circuit for power management in multiple battery systems

Method and electronic circuit for efficient battery wake up charging

Selector circuit for power management in multiple battery systems

Enabling circuit for avoiding negative voltage transients

Selector circuit for power management in multiple battery systems

Circuit and method for trimming locking of integrated circuits