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John W. Edwards
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Lake Oswego, OR, US
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last 30 patents
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Patent Grant
Picture quality assessment using spatial location with or without s...
Patent number
6,363,116
Issue date
Mar 26, 2002
Tektronix, Inc.
John W. Edwards
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Picture quality monitoring system
Patent number
6,055,015
Issue date
Apr 25, 2000
Tektronix, Inc.
John W. Edwards
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Attentional maps in objective measurement of video quality degradation
Patent number
5,940,124
Issue date
Aug 17, 1999
Tektronix, Inc.
Bozidar Janko
H04 - ELECTRIC COMMUNICATION TECHNIQUE