Lifeng Zhao

Person

Fremont, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for allocating bits to macroblocks within a pic...
- Patent number 7,406,124
- Issue date Jul 29, 2008
- Intervideo, Inc.
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for adjusting targeted bit allocation based on...
- Patent number 7,388,912
- Issue date Jun 17, 2008
- Intervideo, Inc.
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for performing bit rate allocation for a video...
- Patent number 7,221,706
- Issue date May 22, 2007
- Intervideo, Inc.
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for detecting scene changes in a video data stream
- Patent number 7,164,717
- Issue date Jan 16, 2007
- Intervideo, Inc.
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for detecting scene changes in a video data stream
- Patent number 7,110,452
- Issue date Sep 19, 2006
- Intervideo, Inc.
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for reducing frame rates in a video data stream
- Patent number 6,970,506
- Issue date Nov 29, 2005
- Intervideo, Inc.
- Chang-Su Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for selecting a macroblock mode in a video encoder
- Patent number 6,944,224
- Issue date Sep 13, 2005
- Intervideo, Inc.
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for performing bit rate allocation for a video...
- Patent number 6,940,903
- Issue date Sep 6, 2005
- Intervideo, Inc.
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
Systems methods for adjusting targeted bit allocation based on an o...
- Publication number 20080123738
- Publication date May 29, 2008
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for detecting scene changes in a video data stream
- Publication number 20050123044
- Publication date Jun 9, 2005
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for reducing frame rates in a video data stream
- Publication number 20050089091
- Publication date Apr 28, 2005
- Chang-Su Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for performing bit rate allocation for a video...
- Publication number 20050058199
- Publication date Mar 17, 2005
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for selecting a macroblock mode in a video encoder
- Publication number 20050025249
- Publication date Feb 3, 2005
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for adaptively filtering discrete cosine transf...
- Publication number 20040252758
- Publication date Dec 16, 2004
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for performing bit rate allocation for a video...
- Publication number 20030067981
- Publication date Apr 10, 2003
- Lifeng Zhao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for detecting scene changes in a video data stream
- Publication number 20030053538
- Publication date Mar 20, 2003
- Ioannis Katsavounidis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for reducing frame rates in a video data stream
- Publication number 20030053537
- Publication date Mar 20, 2003
- Chang-Su Kim
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Lifeng Zhao

Person

Patents Grantslast 30 patents

Systems and methods for allocating bits to macroblocks within a pic...

Systems and methods for adjusting targeted bit allocation based on...

Systems and methods for performing bit rate allocation for a video...

Systems and methods for detecting scene changes in a video data stream

Systems and methods for detecting scene changes in a video data stream

Systems and methods for reducing frame rates in a video data stream

Systems and methods for selecting a macroblock mode in a video encoder

Systems and methods for performing bit rate allocation for a video...

Patents Applicationslast 30 patents

Systems methods for adjusting targeted bit allocation based on an o...

Systems and methods for detecting scene changes in a video data stream

Systems and methods for reducing frame rates in a video data stream

Systems and methods for performing bit rate allocation for a video...

Systems and methods for selecting a macroblock mode in a video encoder

Systems and methods for adaptively filtering discrete cosine transf...

Systems and methods for performing bit rate allocation for a video...

Systems and methods for detecting scene changes in a video data stream

Systems and methods for reducing frame rates in a video data stream