En Li

Person

Hangzhou, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for data insight generation and display
- Patent number 11,989,174
- Issue date May 21, 2024
- MicroStrategy Incorporated
- Yingchun Mei
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Peak sample circuit for AC voltage and method thereof
- Patent number 9,577,514
- Issue date Feb 21, 2017
- Chengdu Monolithic Power Systems Co., Ltd.
- Siran Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switch mode power supply, control circuit and associated control me...
- Patent number 9,362,830
- Issue date Jun 7, 2016
- Chengdu Monolithic Power Systems Co., Ltd.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Load detecting circuits and the method thereof
- Patent number 9,252,766
- Issue date Feb 2, 2016
- Chengdu Monolithic Power Systems Co., Ltd.
- Yuancheng Ren
- G05 - CONTROLLING REGULATING
Information Patent Grant
AC signal detector and the method thereof
- Patent number 9,201,102
- Issue date Dec 1, 2015
- Chengdu Monolithic Power Systems Co., Ltd.
- Siran Wang
- G01 - MEASURING TESTING
Information Patent Grant
Discharge circuits for EMI filters capacitors and methods thereof
- Patent number 9,148,049
- Issue date Sep 29, 2015
- Chengdu Monolithic Power Systems Co., Ltd.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Off time control method for switching regulator
- Patent number 8,971,061
- Issue date Mar 3, 2015
- Monolithic Power Systems, Inc.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Peak current control circuit for switching mode power supply and me...
- Patent number 8,749,997
- Issue date Jun 10, 2014
- Chengdu Monolithic Power Systems Co., Ltd.
- Siran Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Quasi-resonant controlled switching regulator and the method thereof
- Patent number 8,687,387
- Issue date Apr 1, 2014
- Chengdu Monolithic Power Systems Co., Ltd.
- Yike Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Compensation circuit for constant current regulation of power suppl...
- Patent number 8,593,841
- Issue date Nov 26, 2013
- Chengdu Monolithic Power Systems Co., Ltd.
- Siran Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Internal high-voltage current source in an AC/DC power converter
- Patent number 8,587,973
- Issue date Nov 19, 2013
- Monolithic Power Systems, Inc.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching mode power supply with spectrum shaping and the method th...
- Patent number 8,498,135
- Issue date Jul 30, 2013
- Monolithic Power Systems, Inc.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching mode power supply with a multi-mode controller
- Patent number 8,472,217
- Issue date Jun 25, 2013
- Monolithic Power Systems, Inc.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching mode power supplies and associated methods of control
- Patent number 8,391,030
- Issue date Mar 5, 2013
- Monolithic Power Systems, Inc.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller for switching power supply
- Patent number 8,315,072
- Issue date Nov 20, 2012
- Monolithic Power Systems, Inc.
- Huanyu Lu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dual-mode constant load control circuits and associated methods
- Patent number 8,238,124
- Issue date Aug 7, 2012
- Monolithic Power Systems, Inc.
- Huanyu Lu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR DATA INSIGHT GENERATION AND DISPLAY
- Publication number 20210240702
- Publication date Aug 5, 2021
- MicroStrategy Incorporated
- Yingchun MEI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PEAK SAMPLE CIRCUIT FOR AC VOLTAGE AND METHOD THEREOF
- Publication number 20150016154
- Publication date Jan 15, 2015
- Chengdu Monolithic Power Systems Co., Ltd.
- Siran Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AC SIGNAL DETECTOR AND THE METHOD THEREOF
- Publication number 20140153301
- Publication date Jun 5, 2014
- Siran Wang
- G01 - MEASURING TESTING
Information Patent Application
SWITCH MODE POWER SUPPLY, CONTROL CIRCUIT AND ASSOCIATED CONTROL ME...
- Publication number 20140071714
- Publication date Mar 13, 2014
- Chengdu Monolithic Power Systems Co., Ltd.
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DISCHARGE CIRCUITS FOR EMI FILTERS CAPACITORS AND METHODS THEREOF
- Publication number 20130242626
- Publication date Sep 19, 2013
- Chengdu Monolithic Power Systems Co., Ltd.
- En Li
- G02 - OPTICS
Information Patent Application
LOAD DETECTING CIRCUITS AND THE METHOD THEREOF
- Publication number 20130082742
- Publication date Apr 4, 2013
- Chengdu Monolithic Power Systems Co., Ltd.
- Yuancheng Ren
- G01 - MEASURING TESTING
Information Patent Application
Peak Current Control Circuit for Switching Mode Power Supply and Me...
- Publication number 20120112795
- Publication date May 10, 2012
- Siran Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Compensation Circuit for Constant Current Regulation of Power Suppl...
- Publication number 20120113684
- Publication date May 10, 2012
- Siran Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
QUASI-RESONANT CONTROLLED SWITCHING REGULATOR AND THE METHOD THEREOF
- Publication number 20120049822
- Publication date Mar 1, 2012
- Yike Li
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SWITCHING MODE POWER SUPPLIES WITH PRIMARY SIDE CONTROL AND ASSOCIA...
- Publication number 20110228570
- Publication date Sep 22, 2011
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING MODE POWER SUPPLY SPECTRUM SHAPING AND THE METHOD THEREOF
- Publication number 20110110123
- Publication date May 12, 2011
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SWITCHING MODE POWER SUPPLIES AND ASSOCIATED METHODS OF CONTROL
- Publication number 20110051470
- Publication date Mar 3, 2011
- EN LI
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
SWITCHING MODE POWER SUPPLY WITH A MULTI-MODE CONTROLLER
- Publication number 20100302815
- Publication date Dec 2, 2010
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CONTROLLER FOR SWITCHING POWER SUPPLY
- Publication number 20100302814
- Publication date Dec 2, 2010
- Huanyu Lu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
DUAL-MODE CONSTANT LOAD CONTROL CIRCUITS AND ASSOCIATED METHODS
- Publication number 20100302813
- Publication date Dec 2, 2010
- Huanyu Lu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTERNAL HIGH-VOLTAGE CURRENT SOURCE IN AN AC/DC POWER CONVERTER
- Publication number 20100214807
- Publication date Aug 26, 2010
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
OFF TIME CONTROL METHOD FOR SWITCHING REGULATOR
- Publication number 20100201335
- Publication date Aug 12, 2010
- En Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Person

Patents Grantslast 30 patents

Systems and methods for data insight generation and display

Peak sample circuit for AC voltage and method thereof

Switch mode power supply, control circuit and associated control me...

Load detecting circuits and the method thereof

AC signal detector and the method thereof

Discharge circuits for EMI filters capacitors and methods thereof

Off time control method for switching regulator

Peak current control circuit for switching mode power supply and me...

Quasi-resonant controlled switching regulator and the method thereof

Compensation circuit for constant current regulation of power suppl...

Internal high-voltage current source in an AC/DC power converter

Switching mode power supply with spectrum shaping and the method th...

Switching mode power supply with a multi-mode controller

Switching mode power supplies and associated methods of control

Controller for switching power supply

Dual-mode constant load control circuits and associated methods

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR DATA INSIGHT GENERATION AND DISPLAY

PEAK SAMPLE CIRCUIT FOR AC VOLTAGE AND METHOD THEREOF

AC SIGNAL DETECTOR AND THE METHOD THEREOF

SWITCH MODE POWER SUPPLY, CONTROL CIRCUIT AND ASSOCIATED CONTROL ME...

DISCHARGE CIRCUITS FOR EMI FILTERS CAPACITORS AND METHODS THEREOF

LOAD DETECTING CIRCUITS AND THE METHOD THEREOF

Peak Current Control Circuit for Switching Mode Power Supply and Me...

Compensation Circuit for Constant Current Regulation of Power Suppl...

QUASI-RESONANT CONTROLLED SWITCHING REGULATOR AND THE METHOD THEREOF

SWITCHING MODE POWER SUPPLIES WITH PRIMARY SIDE CONTROL AND ASSOCIA...

SWITCHING MODE POWER SUPPLY SPECTRUM SHAPING AND THE METHOD THEREOF

SWITCHING MODE POWER SUPPLIES AND ASSOCIATED METHODS OF CONTROL

SWITCHING MODE POWER SUPPLY WITH A MULTI-MODE CONTROLLER

CONTROLLER FOR SWITCHING POWER SUPPLY

DUAL-MODE CONSTANT LOAD CONTROL CIRCUITS AND ASSOCIATED METHODS

INTERNAL HIGH-VOLTAGE CURRENT SOURCE IN AN AC/DC POWER CONVERTER

OFF TIME CONTROL METHOD FOR SWITCHING REGULATOR