Demetri Giannopoulos

Person

Norwalk, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for lighting control network recovery from master...
- Patent number 7,554,274
- Issue date Jun 30, 2009
- Koninklijke Philips Electronics N.V.
- Ling Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
LED system for illumination and data transmission
- Patent number 7,496,297
- Issue date Feb 24, 2009
- Koninklijke Philips Electronics, N.V.
- Xiaohong Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light output modulation for data transmission
- Patent number 7,456,589
- Issue date Nov 25, 2008
- Koninklijke Philips Electronics N.V.
- Xiaohong Sun
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of configuration a wireless-controlled lighting system
- Patent number 7,446,671
- Issue date Nov 4, 2008
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High resolution PWM generator or digitally controlled oscillator
- Patent number 7,312,668
- Issue date Dec 25, 2007
- Koninklijke Philips Electronics N.V.
- Qiong M. Li
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Position dependent information retrieval system
- Patent number 7,123,159
- Issue date Oct 17, 2006
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System, method and apparatus for contact-less battery charging with...
- Patent number 6,844,702
- Issue date Jan 18, 2005
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
In-building navigation system
- Patent number 6,807,478
- Issue date Oct 19, 2004
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- G01 - MEASURING TESTING
Information Patent Grant
Regulation of bi-directional flyback converter
- Patent number 6,788,555
- Issue date Sep 7, 2004
- Koninklijke Philips Electronics N.V.
- Laurence Bourdillon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Panic protection from fault conditions in power converters
- Patent number 6,724,602
- Issue date Apr 20, 2004
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Control method and apparatus for a flyback converter
- Patent number 6,674,655
- Issue date Jan 6, 2004
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Digital controller with two control paths
- Patent number 6,674,379
- Issue date Jan 6, 2004
- Koninklijke Philips Electronics N.V.
- Qiong Li
- G05 - CONTROLLING REGULATING
Information Patent Grant
Adaptive control for half-bridge universal lamp drivers
- Patent number 6,577,076
- Issue date Jun 10, 2003
- Koninklijke Philips Electronics N.V.
- Qiong M. Li
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Single-winding, multiple-output, bi-directional flyback converter
- Patent number 6,549,432
- Issue date Apr 15, 2003
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switch mode power supply and method for transferring data across a...
- Patent number 6,510,066
- Issue date Jan 21, 2003
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Universal hardware/software feedback control for high-frequency sig...
- Patent number 6,504,321
- Issue date Jan 7, 2003
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flyback power converter with secondary-side control and primary-sid...
- Patent number 6,504,267
- Issue date Jan 7, 2003
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for reducing mains harmonics and switching losses in discont...
- Patent number 6,421,256
- Issue date Jul 16, 2002
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Multi-mode pulse-width modulator for power control applications
- Patent number 6,414,858
- Issue date Jul 2, 2002
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Dual mode pulse-width modulator for power control applications
- Patent number 6,400,127
- Issue date Jun 4, 2002
- Philips Electronics North America Corporation
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Gas-discharge lamp type recognition based on built-in lamp electric...
- Patent number 6,359,387
- Issue date Mar 19, 2002
- Philips Electronics North America Corporation
- Demetri J. Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Digital lamp signal processor
- Patent number 6,337,544
- Issue date Jan 8, 2002
- Philips Electronics North America Corporation
- Shenghong Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for power factor control
- Patent number 6,300,723
- Issue date Oct 9, 2001
- Philips Electronics North America Corporation
- Shenghong Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
For improvements in a lamp type recognition scheme
- Patent number 6,160,361
- Issue date Dec 12, 2000
- Philips Electronics North America Corporation
- Demetri J. Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Modular master-slave power supply controller
- Patent number 6,157,093
- Issue date Dec 5, 2000
- Philips Electronics North America Corporation
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Preconditioner having a digital power factor controller
- Patent number 6,140,777
- Issue date Oct 31, 2000
- Philips Electronics North America Corporation
- Shenghong Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Lamp ballast for accurate control of lamp intensity
- Patent number 6,100,647
- Issue date Aug 8, 2000
- Philips Electronics North America Corp.
- Demetri J. Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Integrated circuit inverter control having a multi-function pin
- Patent number 6,008,590
- Issue date Dec 28, 1999
- Philips Electronics North America Corporation
- Demetri J. Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inverter driving scheme
- Patent number 5,742,134
- Issue date Apr 21, 1998
- Philips Electronics North America Corp.
- Ihor T. Wacyk
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Inverter driving scheme for capacitive mode protection
- Patent number 5,696,431
- Issue date Dec 9, 1997
- Philips Electronics North America Corporation
- Demetri J. Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LED SYSTEM FOR ILLUMINATION AND DATA TRANSMISSION
- Publication number 20090123161
- Publication date May 14, 2009
- Koninklijke Philips Electronics N.V.
- Xiaohong SUN
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Light output modulation for data transmission
- Publication number 20070057639
- Publication date Mar 15, 2007
- Koninklijke Philips Electronics N.V.
- Xiaohong Sun
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
System and method for transmitting data in a video signal by modula...
- Publication number 20070009268
- Publication date Jan 11, 2007
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Led system for illumination and data transmission
- Publication number 20060273985
- Publication date Dec 7, 2006
- Koninklijke Philips Electronics N.V.
- Xiaohong Sun
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for lighting control network recovery from master...
- Publication number 20060244624
- Publication date Nov 2, 2006
- Ling Wang
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
High resolution pwm generator or digitally controlled oscillator
- Publication number 20060164176
- Publication date Jul 27, 2006
- Koninklijke Philips Electronics N.V.
- Qiong M. Li
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
System and method for providing passenger security and convenience...
- Publication number 20060071789
- Publication date Apr 6, 2006
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- G07 - CHECKING-DEVICES
Information Patent Application
Method of configuration a wireless-controlled lighting system
- Publication number 20060049935
- Publication date Mar 9, 2006
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Regulation of bi-directional flyback converter
- Publication number 20040062061
- Publication date Apr 1, 2004
- Koninklijke Philips Electronics N.V.
- Laurence Bourdillon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Position dependent information retrieval system
- Publication number 20040008121
- Publication date Jan 15, 2004
- KONINLIJKE PHILIPS ELECTRONICS N.V.
- Demetri Giannopoulos
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Power transforming apparatus with multiple parallel-connected trans...
- Publication number 20030227364
- Publication date Dec 11, 2003
- Koniklijke Philips Electronics N.V.
- Qiong Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM, METHOD AND APPARATUS FOR CONTACT-LESS BATTERY CHARGING WITH...
- Publication number 20030214821
- Publication date Nov 20, 2003
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
In-building navigation system
- Publication number 20030125868
- Publication date Jul 3, 2003
- Koninklijke Philips Eclectronics N.V.
- Demetri Giannopoulos
- G01 - MEASURING TESTING
Information Patent Application
Dual energy coupling device
- Publication number 20030020332
- Publication date Jan 30, 2003
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Application
Panic protection from fault conditions in power converters
- Publication number 20020141128
- Publication date Oct 3, 2002
- Koninklijke Philips Electronics N.V.
- Demetri Giannopoulos
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Universal hardware/software feedback control for high-frequency sig...
- Publication number 20020107584
- Publication date Aug 8, 2002
- PHILIPS ELECTRONICS NORTH AMERICA CORPORATION
- Demetri Giannopoulos
- G05 - CONTROLLING REGULATING
Information Patent Application
Control method and apparatus for a flyback converter
- Publication number 20020085394
- Publication date Jul 4, 2002
- Demetri Giannopoulos
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Demetri Giannopoulos

Person

Patents Grantslast 30 patents

System and method for lighting control network recovery from master...

LED system for illumination and data transmission

Light output modulation for data transmission

Method of configuration a wireless-controlled lighting system

High resolution PWM generator or digitally controlled oscillator

Position dependent information retrieval system

System, method and apparatus for contact-less battery charging with...

In-building navigation system

Regulation of bi-directional flyback converter

Panic protection from fault conditions in power converters

Control method and apparatus for a flyback converter

Digital controller with two control paths

Adaptive control for half-bridge universal lamp drivers

Single-winding, multiple-output, bi-directional flyback converter

Switch mode power supply and method for transferring data across a...

Universal hardware/software feedback control for high-frequency sig...

Flyback power converter with secondary-side control and primary-sid...

Method for reducing mains harmonics and switching losses in discont...

Multi-mode pulse-width modulator for power control applications

Dual mode pulse-width modulator for power control applications

Gas-discharge lamp type recognition based on built-in lamp electric...

Digital lamp signal processor

Apparatus for power factor control

For improvements in a lamp type recognition scheme

Modular master-slave power supply controller

Preconditioner having a digital power factor controller

Lamp ballast for accurate control of lamp intensity

Integrated circuit inverter control having a multi-function pin

Inverter driving scheme

Inverter driving scheme for capacitive mode protection

Patents Applicationslast 30 patents

LED SYSTEM FOR ILLUMINATION AND DATA TRANSMISSION

Light output modulation for data transmission

System and method for transmitting data in a video signal by modula...

Led system for illumination and data transmission

System and method for lighting control network recovery from master...

High resolution pwm generator or digitally controlled oscillator

System and method for providing passenger security and convenience...

Method of configuration a wireless-controlled lighting system

Regulation of bi-directional flyback converter

Position dependent information retrieval system

Power transforming apparatus with multiple parallel-connected trans...

SYSTEM, METHOD AND APPARATUS FOR CONTACT-LESS BATTERY CHARGING WITH...

In-building navigation system

Dual energy coupling device

Panic protection from fault conditions in power converters

Universal hardware/software feedback control for high-frequency sig...

Control method and apparatus for a flyback converter