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Hans-Werner Rudolf
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Munich, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Line terminator unit for a subscriber line
Patent number
7,352,776
Issue date
Apr 1, 2008
Infineon Technologies, AG
Joerg Hauptmann
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for processing telephone signals supplied by an analog telep...
Patent number
6,973,180
Issue date
Dec 6, 2005
Siemens Aktiengesellschaft
Paul Kunisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for a mobile radio system having a base station and an anten...
Patent number
6,826,415
Issue date
Nov 30, 2004
Siemens Aktiengesellschaft
Leo Rademacher
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Arrangement for data transmission utilizing telephone network
Patent number
6,236,719
Issue date
May 22, 2001
Siemens Aktiengesellschaft
Thomas Ahrndt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit arrangement for the subscriber-remote termination of a subs...
Patent number
6,108,414
Issue date
Aug 22, 2000
Siemens Aktiengesellschaft
Thomas Ahrndt
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for checking transmission properties of a subscriber line ci...
Patent number
5,202,882
Issue date
Apr 13, 1993
Siemens Aktiengesellschaft
Hans-Werner Rudolf
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for suppressing quantization noises superimposed on a sinuso...
Patent number
5,099,498
Issue date
Mar 24, 1992
Siemens Aktiengesellschaft
Werner Nagler
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for separating dc current and ac current components of a...
Patent number
4,916,734
Issue date
Apr 10, 1990
Siemens Aktiengesellschaft
Harald Stader
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus for separating dc current and ac current components of a...
Patent number
4,896,351
Issue date
Jan 23, 1990
Siemens AG
Harald Stader
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital interface between at least two subscriber line interface ci...
Patent number
4,893,309
Issue date
Jan 9, 1990
Siemens AG
Robert Lechner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Digital interface of an integrated subscriber line interface circuit
Patent number
4,881,226
Issue date
Nov 14, 1989
Siemens Aktiengesellschaft
Robert Lechner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for the operation of an interface circuit between a central...
Patent number
4,858,226
Issue date
Aug 15, 1989
Siemens Aktiengesellschaft
Hans-Werner Rudolf
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Protective circuit for the overvoltage protection of a subscriber l...
Patent number
4,720,845
Issue date
Jan 19, 1988
Siemens Aktiengesellschaft
Robert Lechner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Protective circuit for the overvoltage protection of a subscriber l...
Patent number
4,715,058
Issue date
Dec 22, 1987
Siemens Aktiengesellschaft
Robert Lechner
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
System for a mobile radio system having a base station and an anten...
Publication number
20020111147
Publication date
Aug 15, 2002
Siemens Aktiengesellschaft
Leo RaDemacher
H01 - BASIC ELECTRIC ELEMENTS