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Hans Jurgen Matt
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Remseck, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Exponential echo and noise reduction in silence intervals
Patent number
6,999,920
Issue date
Feb 14, 2006
Alcatel
Hans-Jürgen Matt
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Integrated circuit
Patent number
6,581,153
Issue date
Jun 17, 2003
STMicroelectronics S.r.l.
Hans Jürgen Matt
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multichannel echo canceller with a compander
Patent number
6,498,850
Issue date
Dec 24, 2002
Alcatel
Michael Walker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Process for echo suppression with adaptive fir filters
Patent number
6,493,448
Issue date
Dec 10, 2002
Alcatel
Armin Mann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Equipment and processes for echo suppression with adaptive fir filters
Patent number
6,483,915
Issue date
Nov 19, 2002
Alcatel
Armin Mann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Procedure for reducing interference in the transmission of an elect...
Patent number
6,320,918
Issue date
Nov 20, 2001
Alcatel
Michael Walker
G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information
Patent Grant
Method and device for the aggregation of signals from sampling values
Patent number
6,272,181
Issue date
Aug 7, 2001
Alcatel
Hans Jürgen Matt
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method, server and communications node for setting up fee-optimized...
Patent number
6,269,156
Issue date
Jul 31, 2001
Alcatel
Hans Jürgen Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of adaptively adjusting the coefficients of a digital filter...
Patent number
6,041,290
Issue date
Mar 21, 2000
Alcatel
Hans Jurgen Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Device and method for classifying objects in an environmentally ada...
Patent number
5,949,367
Issue date
Sep 7, 1999
Alcatel Alsthom Compagnie Generale d'Electricite
Michael Trompf
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of and circuit arrangement for improving the transmission pr...
Patent number
5,909,489
Issue date
Jun 1, 1999
Alcatel Alsthom Compagnie Generale d'Electricite
Hans Jurgen Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of providing adaptive echo cancellation
Patent number
5,570,423
Issue date
Oct 29, 1996
Alcatel N.V.
Michael Walker
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of testing connecting and/or switching devices and/or lines
Patent number
5,134,618
Issue date
Jul 28, 1992
Alcatel N.V.
Hans J. Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Accounting advisor method, a mobile telecommunication device, a bas...
Publication number
20040121758
Publication date
Jun 24, 2004
ALCATEL
Michael Walter Hoche
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Call signalling for IP terminals
Publication number
20020067715
Publication date
Jun 6, 2002
ALCATEL
Rolf Kotthaus
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Interference-signal-dependent adaptive echo suppression
Publication number
20020012429
Publication date
Jan 31, 2002
ALCATEL
Hans Jurgen Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Telephoning and hands-free speech for cordless final apparatus with...
Publication number
20010055985
Publication date
Dec 27, 2001
ALCATEL
Hans Jurgen Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Process for coordinated echo- and/or noise reduction
Publication number
20010006511
Publication date
Jul 5, 2001
Hans Jurgen Matt
H04 - ELECTRIC COMMUNICATION TECHNIQUE