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Paul Alexander Barrett
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Ispwich, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Generating sample error coefficients
Patent number
8,548,804
Issue date
Oct 1, 2013
Psytechnics Limited
Paul Barrett
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Generating test sets
Patent number
8,072,892
Issue date
Dec 6, 2011
Psytechnics Limited
Richard John Buchan Reynolds
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Signal processing
Patent number
8,009,825
Issue date
Aug 30, 2011
Psytechnics Limited
Ludo Malfait
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Quality assessment tool
Patent number
7,657,388
Issue date
Feb 2, 2010
Psytechnics Limited
Richard Reynolds
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Quality assessment tool
Patent number
7,526,394
Issue date
Apr 28, 2009
Psytechnics Limited
Richard Reynolds
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Speech quality assessment with noise masking
Patent number
7,412,375
Issue date
Aug 12, 2008
Psytechnics Limited
Tom Goldstein
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and apparatus for transmission error characterization
Patent number
7,124,349
Issue date
Oct 17, 2006
Psytechnics Limited
Paul Alexander Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for measurement of channel transmission accuracy
Patent number
7,088,778
Issue date
Aug 8, 2006
Psytechnics Limited
Paul Alexander Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Communication channel accuracy measurement
Patent number
6,928,592
Issue date
Aug 9, 2005
Psytechnics Limited
Paul Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for signal degradation measurement
Patent number
6,714,896
Issue date
Mar 30, 2004
British Telecommunications public limited company
Paul Alexander Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Voice activity detector for calculating spectral irregularity measu...
Patent number
6,427,134
Issue date
Jul 30, 2002
British Telecommunications public limited company
Neil Robert Garner
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voice activity detector
Patent number
6,061,647
Issue date
May 9, 2000
British Telecommunications public limited company
Paul Alexander Barrett
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Voice activity detector
Patent number
5,749,067
Issue date
May 5, 1998
British Telecommunications public limited company
Paul Alexander Barrett
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Patents Applications
last 30 patents
Information
Patent Application
SIGNAL PROCESSING
Publication number
20090080644
Publication date
Mar 26, 2009
Psytechnics Limited
Ludo MALFAIT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD OF DATA ANALYSIS IN A PACKET SWITCHED NETWORK
Publication number
20080219178
Publication date
Sep 11, 2008
Psytechnics Limited
Paul Alexander BARRETT
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
GENERATING SAMPLE ERROR COEFFICIENTS
Publication number
20080106249
Publication date
May 8, 2008
Psytechnics Limited
Paul Barrett
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Generating test sets
Publication number
20070047460
Publication date
Mar 1, 2007
Psytechnics Limited
Richard John Buchan Reynolds
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Packet filtering
Publication number
20060262725
Publication date
Nov 23, 2006
Psytechnics Limited
Paul Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Quality assessment apparatus and method
Publication number
20050015245
Publication date
Jan 20, 2005
Psytechnics Limited
Tom Goldstein
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Quality assessment tool
Publication number
20040162684
Publication date
Aug 19, 2004
Psytechnics Limited
Richard Reynolds
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Quality assessment tool
Publication number
20040153315
Publication date
Aug 5, 2004
Psytechnics Limited
Richard Reynolds
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Application
Method and apparatus for transmission error characterisation
Publication number
20030203719
Publication date
Oct 30, 2003
Psytechnics Limited
Paul Alexander Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for transmission error characterisation
Publication number
20030204794
Publication date
Oct 30, 2003
Psytechnics Limited
Paul Alexander Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and apparatus for measurement of channel transmission accuracy
Publication number
20030068982
Publication date
Apr 10, 2003
Psytechnics Limited
Paul Alexander Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Communication channel accuracy measurement
Publication number
20030065995
Publication date
Apr 3, 2003
Psytechnics Limited
Paul Barrett
H04 - ELECTRIC COMMUNICATION TECHNIQUE