Liusheng LIU

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Battery cell monitoring and balancing circuit
- Patent number 8,836,290
- Issue date Sep 16, 2014
- O2Micro International Limited
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Systems and methods for battery status indication
- Patent number 8,330,608
- Issue date Dec 11, 2012
- O2Micro, Inc.
- Sterling Du
- G08 - SIGNALLING
Information Patent Grant
Battery cell monitoring and balancing circuit
- Patent number 8,237,411
- Issue date Aug 7, 2012
- O2Micro International Limited
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Over voltage transient controller
- Patent number 8,232,773
- Issue date Jul 31, 2012
- O2Micro, Inc.
- Bruce Denning
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Vertical bus circuits
- Patent number 8,227,944
- Issue date Jul 24, 2012
- O2Micro Inc.
- Guoxing Li
- G01 - MEASURING TESTING
Information Patent Grant
Systems and methods for battery status indication
- Patent number 8,044,815
- Issue date Oct 25, 2011
- O2Micro Inc.
- Sterling Du
- G08 - SIGNALLING
Information Patent Grant
Battery cell monitoring and balancing circuit
- Patent number 8,004,246
- Issue date Aug 23, 2011
- O2Micro International Limited
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management systems with controllable adapter output
- Patent number 7,973,515
- Issue date Jul 5, 2011
- O2Micro, Inc.
- William Densham
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power management for digital devices
- Patent number 7,808,548
- Issue date Oct 5, 2010
- O2Micro International Limited
- Vlad Popescu-Stanseti
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery pre-charging circuit comprising normal voltage and low volt...
- Patent number 7,701,177
- Issue date Apr 20, 2010
- O2Micro International Limited
- Shiqiang Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery cell monitoring and balancing circuit
- Patent number 7,696,725
- Issue date Apr 13, 2010
- O2Micro International Limited
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Trickle discharge for battery pack protection
- Patent number 7,646,169
- Issue date Jan 12, 2010
- O2Micro International Ltd.
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Battery charge/discharge control circuit
- Patent number 7,642,750
- Issue date Jan 5, 2010
- O2Micro International Limited
- Shiqiang Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Over voltage transient controller
- Patent number 7,589,499
- Issue date Sep 15, 2009
- O2Micro International Limited
- Bruce S. Denning
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Capacity measurement system for a battery with open circuit voltage...
- Patent number 7,557,540
- Issue date Jul 7, 2009
- O2Micro International Ltd.
- William Kao
- G01 - MEASURING TESTING
Information Patent Grant
High precision analog to digital converter
- Patent number 7,196,652
- Issue date Mar 27, 2007
- 02Micro International Limited
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuits capable of trickle precharge and/or trickle discharge
- Patent number 7,180,268
- Issue date Feb 20, 2007
- O2Micro International Limited
- Bruce S. Denning
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High precision analog to digital converter
- Patent number 7,161,520
- Issue date Jan 9, 2007
- O2Micro International Limited
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Battery cell monitoring and balancing circuit
- Patent number 7,081,737
- Issue date Jul 25, 2006
- O2Micro International Limited
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Level shifting and level shifting amplifier circuits
- Patent number 6,930,515
- Issue date Aug 16, 2005
- O2 Micro International Limited
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Level shifting and level-shifting amplifier circuits
- Patent number 6,924,667
- Issue date Aug 2, 2005
- O2Micro International Limited
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High precision analog to digital converter
- Patent number 6,744,394
- Issue date Jun 1, 2004
- 02Micro International Limited
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR BATTERY STATUS INDICATION
- Publication number 20120038483
- Publication date Feb 16, 2012
- O2Micro, Inc.
- Sterling DU
- G08 - SIGNALLING
Information Patent Application
BATTERY CELL MONITORING AND BALANCING CIRCUIT
- Publication number 20110298425
- Publication date Dec 8, 2011
- O2MICRO INTERNATIONAL LIMITED
- Liusheng Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
VERTICAL BUS CIRCUITS
- Publication number 20110001357
- Publication date Jan 6, 2011
- Guoxing LI
- G01 - MEASURING TESTING
Information Patent Application
BATTERY CELL MONITORING AND BALANCING CIRCUIT
- Publication number 20100188046
- Publication date Jul 29, 2010
- Liusheng Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
BATTERY CELL MONITORING AND BALANCING CIRCUIT
- Publication number 20100188047
- Publication date Jul 29, 2010
- Liusheng Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
OVER VOLTAGE TRANSIENT CONTROLLER
- Publication number 20100007350
- Publication date Jan 14, 2010
- O2MICRO INTERNATIONAL LIMITED
- Bruce S. Denning
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power management systems with controllable adapter output
- Publication number 20090001937
- Publication date Jan 1, 2009
- O2Micro, Inc.
- William Densham
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Battery management systems with controllable adapter output
- Publication number 20080218127
- Publication date Sep 11, 2008
- O2Micro Inc
- Han-Jung Kao
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Battery pre-charging circuit
- Publication number 20080150487
- Publication date Jun 26, 2008
- Shiqiang Liu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Battery cell monitoring and balancing circuit
- Publication number 20070257642
- Publication date Nov 8, 2007
- Sean Xiao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Systems and methods for battery status indication
- Publication number 20070205908
- Publication date Sep 6, 2007
- Sterling Du
- G08 - SIGNALLING
Information Patent Application
Protection device for non-common ground buses
- Publication number 20070188950
- Publication date Aug 16, 2007
- Liusheng Liu
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Battery charge/discharge control circuit
- Publication number 20070075684
- Publication date Apr 5, 2007
- Shiqiang Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Trickle discharge for battery pack protection
- Publication number 20070024243
- Publication date Feb 1, 2007
- Liusheng Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
BATTERY CELL MONITORING AND BALANCING CIRCUIT
- Publication number 20060255769
- Publication date Nov 16, 2006
- O2Micro, Inc.
- Liusheng Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
High precision analog to digital converter
- Publication number 20050219105
- Publication date Oct 6, 2005
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Circuits capable of trickle precharge and/or trickle discharge
- Publication number 20050212484
- Publication date Sep 29, 2005
- Bruce S. Denning
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Over voltage transient controller
- Publication number 20050212489
- Publication date Sep 29, 2005
- Bruce S. Denning
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Level shifting and level-shifting amplifier circuits
- Publication number 20050024087
- Publication date Feb 3, 2005
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Battery cell monitoring and balancing circuit
- Publication number 20040257042
- Publication date Dec 23, 2004
- Liusheng Liu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
High precision analog to digital converter
- Publication number 20040201511
- Publication date Oct 14, 2004
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Level shifting and level-shifting amplifier circuits
- Publication number 20040012410
- Publication date Jan 22, 2004
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
High precision analog to digital converter
- Publication number 20030210166
- Publication date Nov 13, 2003
- Liusheng Liu
- H03 - BASIC ELECTRONIC CIRCUITRY

Liusheng LIU

Person

Patents Grantslast 30 patents

Battery cell monitoring and balancing circuit

Systems and methods for battery status indication

Battery cell monitoring and balancing circuit

Over voltage transient controller

Vertical bus circuits

Systems and methods for battery status indication

Battery cell monitoring and balancing circuit

Power management systems with controllable adapter output

Power management for digital devices

Battery pre-charging circuit comprising normal voltage and low volt...

Battery cell monitoring and balancing circuit

Trickle discharge for battery pack protection

Battery charge/discharge control circuit

Over voltage transient controller

Capacity measurement system for a battery with open circuit voltage...

High precision analog to digital converter

Circuits capable of trickle precharge and/or trickle discharge

High precision analog to digital converter

Battery cell monitoring and balancing circuit

Level shifting and level shifting amplifier circuits

Level shifting and level-shifting amplifier circuits

High precision analog to digital converter

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR BATTERY STATUS INDICATION

BATTERY CELL MONITORING AND BALANCING CIRCUIT

VERTICAL BUS CIRCUITS

BATTERY CELL MONITORING AND BALANCING CIRCUIT

BATTERY CELL MONITORING AND BALANCING CIRCUIT

OVER VOLTAGE TRANSIENT CONTROLLER

Power management systems with controllable adapter output

Battery management systems with controllable adapter output

Battery pre-charging circuit

Battery cell monitoring and balancing circuit

Systems and methods for battery status indication

Protection device for non-common ground buses

Battery charge/discharge control circuit

Trickle discharge for battery pack protection

BATTERY CELL MONITORING AND BALANCING CIRCUIT

High precision analog to digital converter

Circuits capable of trickle precharge and/or trickle discharge

Over voltage transient controller

Level shifting and level-shifting amplifier circuits

Battery cell monitoring and balancing circuit

High precision analog to digital converter

Level shifting and level-shifting amplifier circuits

High precision analog to digital converter