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Frederick H. Raab
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Burlington, VT, US
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last 30 patents
Information
Patent Grant
Electronically tuned power amplifier
Patent number
7,202,734
Issue date
Apr 10, 2007
Frederick Herbert Raab
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Wideband, minimum-rating filters and multicouplers for power amplif...
Patent number
6,552,634
Issue date
Apr 22, 2003
Frederick Herbert Raab
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Power- conserving drive-modulation method for envelope-elimination-...
Patent number
6,256,482
Issue date
Jul 3, 2001
Frederick H. Raab
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Technique for wideband operation of power amplifiers
Patent number
6,252,461
Issue date
Jun 26, 2001
Frederick Herbert Raab
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for high efficiency wideband power amplification
Patent number
6,175,273
Issue date
Jan 16, 2001
Motorola, Inc.
Bernard Eugene Sigmon
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for high efficiency wideband power amplification
Patent number
6,084,468
Issue date
Jul 4, 2000
Motorola, Inc.
Bernard Eugene Sigmon
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for high efficiency high dynamic range power a...
Patent number
5,929,702
Issue date
Jul 27, 1999
Motorola, Inc.
Ronald Gene Myers
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method and apparatus for delay matching in a power amplifier
Patent number
5,831,475
Issue date
Nov 3, 1998
Motorola, Inc.
Ronald Gene Myers
H03 - BASIC ELECTRONIC CIRCUITRY