Andreas H. W. Wichern

Person

Hamburg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Wideband software-defined RF receiver
- Patent number 9,065,487
- Issue date Jun 23, 2015
- NXP B.V.
- Andreas Hans Walter Wichern
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Combined satellite radio receiver
- Patent number 8,594,559
- Issue date Nov 26, 2013
- NXP, B.V.
- Andreas Hans Walter Wichern
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gain-controlled amplifier with fixed minimum gain
- Patent number 6,794,941
- Issue date Sep 21, 2004
- Koninklijke Philips Electronics N.V.
- Andreas Wichern
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit arrangement
- Patent number 6,762,655
- Issue date Jul 13, 2004
- Koninklijke Philips Electronics N.V.
- Andreas Wichern
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit arrangement for rectifying a signal
- Patent number 6,703,886
- Issue date Mar 9, 2004
- Koninklijke Philips Electronics N.V.
- Andreas Wichern
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Oscillator with cross-coupling by diodes
- Patent number 6,198,359
- Issue date Mar 6, 2001
- U.S. Philips Corporation
- Andreas Wichern
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio receiver with a double-balanced mixer circuit having signal d...
- Patent number 6,178,320
- Issue date Jan 23, 2001
- U.S. Philips Corporation
- Anthony H. Richards
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Radio receivers
- Patent number 6,075,979
- Issue date Jun 13, 2000
- U.S. Philips Corporation
- Knud Holtvoeth
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit arrangement for producing a D.C. current
- Patent number 5,963,082
- Issue date Oct 5, 1999
- U.S. Philips Corporation
- Burkhard Dick
- G05 - CONTROLLING REGULATING
Information Patent Grant
Circuit having overall transfer function providing temperature comp...
- Patent number 5,648,741
- Issue date Jul 15, 1997
- U.S. Philips Corporation
- Andreas Wichern
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Circuit arrangement for supplying an alternating signal current
- Patent number 5,619,152
- Issue date Apr 8, 1997
- U.S. Philips Corporation
- Knud Holtvoeth
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface coil for magnetic resonance examinations
- Patent number 5,235,277
- Issue date Aug 10, 1993
- U.S. Philips Corporation
- Andreas Wichern
- G01 - MEASURING TESTING
Information Patent Grant
MR examination apparatus comprising a circuit for decoupling the tw...
- Patent number 4,998,066
- Issue date Mar 5, 1991
- U.S. Philips Corporation
- Andreas H. W. Wichern
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
WIDEBAND SOFTWARE-DEFINED RF RECEIVER
- Publication number 20140119482
- Publication date May 1, 2014
- NXP B.V.
- Andreas Hans Walter WICHERN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and arrangement for determining the high-frequency behavior...
- Publication number 20030071647
- Publication date Apr 17, 2003
- Martin Schaefer
- G01 - MEASURING TESTING
Information Patent Application
Circuit arrangement for rectifying a signal
- Publication number 20030042964
- Publication date Mar 6, 2003
- Andreas Wichern
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Controllable amplifier arrangement and arrangement for processing e...
- Publication number 20020130717
- Publication date Sep 19, 2002
- Andreas Wichern
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Circuit arrangement
- Publication number 20020053955
- Publication date May 9, 2002
- Andreas Wichern
- H03 - BASIC ELECTRONIC CIRCUITRY

Andreas H. W. Wichern

Person

Patents Grantslast 30 patents

Wideband software-defined RF receiver

Combined satellite radio receiver

Gain-controlled amplifier with fixed minimum gain

Circuit arrangement

Circuit arrangement for rectifying a signal

Oscillator with cross-coupling by diodes

Radio receiver with a double-balanced mixer circuit having signal d...

Radio receivers

Circuit arrangement for producing a D.C. current

Circuit having overall transfer function providing temperature comp...

Circuit arrangement for supplying an alternating signal current

Surface coil for magnetic resonance examinations

MR examination apparatus comprising a circuit for decoupling the tw...

Patents Applicationslast 30 patents

WIDEBAND SOFTWARE-DEFINED RF RECEIVER

Method and arrangement for determining the high-frequency behavior...

Circuit arrangement for rectifying a signal

Controllable amplifier arrangement and arrangement for processing e...

Circuit arrangement