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George Francis Opas
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Park Ridge, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for predistortion training in an amplifier uti...
Patent number
7,251,464
Issue date
Jul 31, 2007
Motorola, Inc.
Andrew M. Khan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Amplifier predistortion system and method
Patent number
6,928,122
Issue date
Aug 9, 2005
Motorola, Inc.
George F. Opas
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Modification of phase component of error signal to reduce variation...
Patent number
6,445,249
Issue date
Sep 3, 2002
Motorola, Inc.
Andrew Merritt Khan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method, device, phone and base station for providing envelope-follo...
Patent number
6,141,541
Issue date
Oct 31, 2000
Motorola, Inc.
Pallab Midya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Predistortion system and method using analog feedback loop for look...
Patent number
5,959,499
Issue date
Sep 28, 1999
Motorola, Inc.
Andrew Merritt Khan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for improved zero intermediate frequency recei...
Patent number
5,901,344
Issue date
May 4, 1999
Motorola, Inc.
George Francis Opas
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method of compensating for distortion in an amplifier
Patent number
5,745,006
Issue date
Apr 28, 1998
Motorola, Inc.
Brian Joseph Budnik
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for improved zero intermediate frequency recei...
Patent number
5,710,998
Issue date
Jan 20, 1998
Motorola, Inc.
George Francis Opas
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method, device, and radio for compensating for modulator frequency...
Patent number
5,608,761
Issue date
Mar 4, 1997
Motorola, Inc.
George F. Opas
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Apparatus and method for providing a baseband digital error signal...
Patent number
5,486,789
Issue date
Jan 23, 1996
Motorola, Inc.
Robert L. Palandech
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Transmitter with improved linear amplifier control
Patent number
5,023,937
Issue date
Jun 11, 1991
Motorola, Inc.
George F. Opas
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
RF power amplifier
Patent number
4,924,194
Issue date
May 8, 1990
Motorola, Inc.
George F. Opas
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Linear power amplifier feedback improvement
Patent number
4,591,800
Issue date
May 27, 1986
Motorola, Inc.
George F. Opas
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for predistortion training in an amplifier uti...
Publication number
20050085199
Publication date
Apr 21, 2005
Andrew M. Khan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Amplifier predistortion system and method
Publication number
20020186783
Publication date
Dec 12, 2002
MOTOROLA, INC.
George F. Opas
H03 - BASIC ELECTRONIC CIRCUITRY