Joe Chui Pong Liu

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Hong Kong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Stepping inductor for fast transient response of switching converter
- Patent number 6,815,937
- Issue date Nov 9, 2004
- The University of Hong Kong
- Franki Ngai Kit Poon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and system for providing a DC voltage with low ripple by ove...
- Patent number 6,697,266
- Issue date Feb 24, 2004
- University of Hong Kong
- Franki Ngai Kit Poon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Current driven synchronous rectifier with energy recovery using hys...
- Patent number 6,597,587
- Issue date Jul 22, 2003
- The University of Hong Kong
- Frankie Ngai Kit Poon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Stepping inductor for fast transient response of switching converter
- Patent number 6,188,209
- Issue date Feb 13, 2001
- University of Hong Kong
- Franki Ngai Kit Poon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
High efficiency driver for color light emitting diodes (LED)
- Publication number 20070040514
- Publication date Feb 22, 2007
- THE UNIVERSITY OF HONG KONG
- Man Hay Pong
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Dimmable ballast with resistive input and low electromagnetic inter...
- Publication number 20050110429
- Publication date May 26, 2005
- Franki Ngai Kit Poon
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Stepping inductor for fast transient response of switching converter
- Publication number 20040080965
- Publication date Apr 29, 2004
- Franki Ngai Kit Poon
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
METHOD AND SYSTEM FOR PROVIDING A DC VOLTAGE BY OVERLAYING A PLURAL...
- Publication number 20030165069
- Publication date Sep 4, 2003
- Franki Ngai Kit Poon
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
High efficiency driver for color light emitting diodes (LED)
- Publication number 20030112229
- Publication date Jun 19, 2003
- Man Hay Pong
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR