Martin Vetterli

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Berkeley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
JPEG/MPEG decoder-compatible optimized thresholding for image and v...
- Patent number 5,734,755
- Issue date Mar 31, 1998
- The Trustees of Columbia University In the City of New York
- Kannan Ramchandran
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quantization noise reduction in oversampled analog-to-digital signa...
- Patent number 5,493,297
- Issue date Feb 20, 1996
- The Trustees of Columbia University
- Truong-Thao Nguyen
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multiresolution digital television broadcast system
- Patent number 5,267,021
- Issue date Nov 30, 1993
- The Trustees of Columbia University In the City of New York
- Kannan Ramchandran
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-channel HDTV system
- Patent number 5,128,791
- Issue date Jul 7, 1992
- Bell Communications Research, Inc.
- Didier J. LeGall
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Echo cancelling device with frequency sub-band filtering
- Patent number 4,956,838
- Issue date Sep 11, 1990
- Etat Francais represente par le Ministre des Postes, Telecommunications et de...
- Andre Gilloire
- H04 - ELECTRIC COMMUNICATION TECHNIQUE