Yuequan Hu

Person

Durham, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for a current sharing driver for light emitting...
- Patent number 12,167,519
- Issue date Dec 10, 2024
- IDEAL INDUSTRIES LIGHTING LLC
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Systems and methods for high output, high color quality light
- Patent number RE49637
- Issue date Aug 29, 2023
- IDEAL Industries Lighting LLC
- Brian Kinnune
Information Patent Grant
High reliability AC load switching circuit
- Patent number 10,873,329
- Issue date Dec 22, 2020
- IDEAL Industries Lighting LLC
- Yuequan Hu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems and methods for a current sharing driver for light emitting...
- Patent number 10,743,384
- Issue date Aug 11, 2020
- IDEAL Industries Lighting LLC
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Solid-state lighting fixture with compound semiconductor driver cir...
- Patent number 10,271,390
- Issue date Apr 23, 2019
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Controlling the drive signal in a lighting fixture based on ambient...
- Patent number 10,070,495
- Issue date Sep 4, 2018
- Cree, Inc.
- Yuequan Hu
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Systems and methods for high output, high color quality light
- Patent number 10,045,418
- Issue date Aug 7, 2018
- Cree, Inc.
- Brian Kinnune
- F21 - LIGHTING
Information Patent Grant
Power supply with adaptive-controlled output voltage
- Patent number 9,866,117
- Issue date Jan 9, 2018
- Cree, Inc.
- Yuequan Hu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
High efficiency driver circuitry for a solid state lighting fixture
- Patent number 9,844,107
- Issue date Dec 12, 2017
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High efficiency driver circuit with fast response
- Patent number 9,791,110
- Issue date Oct 17, 2017
- Cree, Inc.
- Yuequan Hu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lighting apparatus and methods using oscillator-based dimming control
- Patent number 9,763,297
- Issue date Sep 12, 2017
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Solid state light fixtures having ultra-low dimming capabilities an...
- Patent number 9,730,289
- Issue date Aug 8, 2017
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Systems and methods for high output, high color quality light
- Patent number 9,593,837
- Issue date Mar 14, 2017
- Cree, Inc.
- Kurt Wilcox
- F21 - LIGHTING
Information Patent Grant
Methods of operating switched mode power supply circuits using adap...
- Patent number 9,425,687
- Issue date Aug 23, 2016
- Cree, Inc.
- Daniel Pope
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply with low electro-magnetic interference and inductor fo...
- Patent number 9,330,833
- Issue date May 3, 2016
- Cree, Inc.
- Yuequan Hu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Light emitting diode driver with linearly controlled driving current
- Patent number 9,220,146
- Issue date Dec 22, 2015
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Light emitting diode driver with isolated control circuits
- Patent number 8,975,825
- Issue date Mar 10, 2015
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Load current balancing circuit
- Patent number 8,432,104
- Issue date Apr 30, 2013
- Delta Electronics, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Power supply having an auxiliary power stage for sustaining suffici...
- Patent number 8,274,236
- Issue date Sep 25, 2012
- Delta Electronics, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Current-controlled variable inductor
- Patent number 8,120,457
- Issue date Feb 21, 2012
- Delta Electronics, Inc.
- Yuequan Hu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ballast and igniter for a lamp having larger storage capacitor than...
- Patent number 7,291,983
- Issue date Nov 6, 2007
- Delta Electronics, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Ballast and igniter for a lamp having larger storage capacitor than...
- Patent number 7,271,545
- Issue date Sep 18, 2007
- Delta Electronics, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR A CURRENT SHARING DRIVER FOR LIGHT EMITTING...
- Publication number 20200344861
- Publication date Oct 29, 2020
- IDEAL INDUSTRIES LIGHTING LLC
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH RELIABILITY AC LOAD SWITCHING CIRCUIT
- Publication number 20190245537
- Publication date Aug 8, 2019
- Cree, Inc.
- Yuequan Hu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
HIGH RELIABILITY AC LOAD SWITCHING CIRCUIT
- Publication number 20170373684
- Publication date Dec 28, 2017
- Cree, Inc.
- Yuequan Hu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SOLID STATE LIGHT FIXTURES HAVING ULTRA-LOW DIMMING CAPABILITIES AN...
- Publication number 20170231045
- Publication date Aug 10, 2017
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Systems and Methods for High Output, High Color Quality Light
- Publication number 20170150570
- Publication date May 25, 2017
- Cree, Inc.
- Brian Kinnune
- F21 - LIGHTING
Information Patent Application
CONTROLLING THE DRIVE SIGNAL IN A LIGHTING FIXTURE BASED ON AMBIENT...
- Publication number 20160323957
- Publication date Nov 3, 2016
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH EFFICIENCY DRIVER CIRCUITRY FOR A SOLID STATE LIGHTING FIXTURE
- Publication number 20160057825
- Publication date Feb 25, 2016
- Cree, Inc.
- Yuequan Hu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLID-STATE LIGHTING FIXTURE WITH COMPOUND SEMICONDUCTOR DRIVER CIR...
- Publication number 20160057824
- Publication date Feb 25, 2016
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH EFFICIENCY DRIVER CIRCUIT WITH FAST RESPONSE
- Publication number 20150312983
- Publication date Oct 29, 2015
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SYSTEMS AND METHODS FOR A CURRENT SHARING DRIVER FOR LIGHT EMITTING...
- Publication number 20150137689
- Publication date May 21, 2015
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Light Emitting Diode Driver with Linearly Controlled Driving Circuit
- Publication number 20150002049
- Publication date Jan 1, 2015
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Power Supply with Adaptive-Controlled Output Voltage
- Publication number 20140253056
- Publication date Sep 11, 2014
- Cree, Inc.
- Yuequan Hu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Methods of Operating Switched Mode Power Supply Circuits Using Adap...
- Publication number 20140252965
- Publication date Sep 11, 2014
- Daniel Pope
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Systems And Methods For High Output, High Color Quality Light
- Publication number 20140247590
- Publication date Sep 4, 2014
- Kurt Wilcox
- F21 - LIGHTING
Information Patent Application
POWER SUPPLY WITH LOW ELECTRO-MAGNETIC INTERFERENCE AND INDUCTOR FO...
- Publication number 20140218987
- Publication date Aug 7, 2014
- Cree, Inc.
- Yuequan Hu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
LIGHTING APPARATUS AND METHODS USING OSCILLATOR-BASED DIMMING CONTROL
- Publication number 20140125248
- Publication date May 8, 2014
- Cree, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LIGHT EMITTING DIODE DRIVER WITH ISOLATED CONTROL CIRCUITS
- Publication number 20130300310
- Publication date Nov 14, 2013
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
LOAD CURRENT BALANCING CIRCUIT
- Publication number 20120146546
- Publication date Jun 14, 2012
- Delta Electronics, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
CURRENT-CONTROLLED VARIABLE INDUCTOR
- Publication number 20110248812
- Publication date Oct 13, 2011
- DELTA ELECTRONICS INC.
- Yuequan HU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POWER SUPPLY HAVING AN AUXILIARY POWER STAGE FOR SUSTAINING SUFFICI...
- Publication number 20100253234
- Publication date Oct 7, 2010
- DELTA ELECTRONICS INC.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Driver that efficiently regulates current in a plurality of LED str...
- Publication number 20090187925
- Publication date Jul 23, 2009
- Delta Electronic Inc.
- Yuequan Hu
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Ballast and igniter for a lamp having larger storage capacitor than...
- Publication number 20070159116
- Publication date Jul 12, 2007
- Delta Electronics, Inc.
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Ballast for igniting and powering a lamp
- Publication number 20070080651
- Publication date Apr 12, 2007
- Yuequan Hu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Person

Patents Grantslast 30 patents

Systems and methods for a current sharing driver for light emitting...

Systems and methods for high output, high color quality light

High reliability AC load switching circuit

Systems and methods for a current sharing driver for light emitting...

Solid-state lighting fixture with compound semiconductor driver cir...

Controlling the drive signal in a lighting fixture based on ambient...

Systems and methods for high output, high color quality light

Power supply with adaptive-controlled output voltage

High efficiency driver circuitry for a solid state lighting fixture

High efficiency driver circuit with fast response

Lighting apparatus and methods using oscillator-based dimming control

Solid state light fixtures having ultra-low dimming capabilities an...

Systems and methods for high output, high color quality light

Methods of operating switched mode power supply circuits using adap...

Power supply with low electro-magnetic interference and inductor fo...

Light emitting diode driver with linearly controlled driving current

Light emitting diode driver with isolated control circuits

Load current balancing circuit

Power supply having an auxiliary power stage for sustaining suffici...

Current-controlled variable inductor

Ballast and igniter for a lamp having larger storage capacitor than...

Ballast and igniter for a lamp having larger storage capacitor than...

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR A CURRENT SHARING DRIVER FOR LIGHT EMITTING...

HIGH RELIABILITY AC LOAD SWITCHING CIRCUIT

HIGH RELIABILITY AC LOAD SWITCHING CIRCUIT

SOLID STATE LIGHT FIXTURES HAVING ULTRA-LOW DIMMING CAPABILITIES AN...

Systems and Methods for High Output, High Color Quality Light

CONTROLLING THE DRIVE SIGNAL IN A LIGHTING FIXTURE BASED ON AMBIENT...

HIGH EFFICIENCY DRIVER CIRCUITRY FOR A SOLID STATE LIGHTING FIXTURE

SOLID-STATE LIGHTING FIXTURE WITH COMPOUND SEMICONDUCTOR DRIVER CIR...

HIGH EFFICIENCY DRIVER CIRCUIT WITH FAST RESPONSE

SYSTEMS AND METHODS FOR A CURRENT SHARING DRIVER FOR LIGHT EMITTING...

Light Emitting Diode Driver with Linearly Controlled Driving Circuit

Power Supply with Adaptive-Controlled Output Voltage

Methods of Operating Switched Mode Power Supply Circuits Using Adap...

Systems And Methods For High Output, High Color Quality Light

POWER SUPPLY WITH LOW ELECTRO-MAGNETIC INTERFERENCE AND INDUCTOR FO...

LIGHTING APPARATUS AND METHODS USING OSCILLATOR-BASED DIMMING CONTROL

LIGHT EMITTING DIODE DRIVER WITH ISOLATED CONTROL CIRCUITS

LOAD CURRENT BALANCING CIRCUIT

CURRENT-CONTROLLED VARIABLE INDUCTOR

POWER SUPPLY HAVING AN AUXILIARY POWER STAGE FOR SUSTAINING SUFFICI...

Driver that efficiently regulates current in a plurality of LED str...

Ballast and igniter for a lamp having larger storage capacitor than...

Ballast for igniting and powering a lamp