Lawrence F. Cygan

Person

Schaumburg, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Circuit with a voltage dependent resistor for controlling an on/off...
- Patent number 8,149,027
- Issue date Apr 3, 2012
- Motorola Mobility, Inc.
- Lawrence F. Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for direct digital to radio frequency conversion
- Patent number 7,825,724
- Issue date Nov 2, 2010
- Motorola Mobility, Inc.
- Lawrence F. Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for an enhanced efficiency power amplifier
- Patent number 7,071,775
- Issue date Jul 4, 2006
- Motorola, Inc.
- Paul H. Gailus
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power modulator and method of operating a power modulator
- Patent number 6,822,523
- Issue date Nov 23, 2004
- Motorola, Inc.
- John Grosspietsch
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for power modulating to prevent instances of c...
- Patent number 6,624,711
- Issue date Sep 23, 2003
- Motorola, Inc.
- Andrew Khan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for power modulating to prevent instances of c...
- Patent number 6,624,712
- Issue date Sep 23, 2003
- Motorola, Inc.
- Lawrence Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multilayered tapered transmission line, device and method for makin...
- Patent number 6,556,099
- Issue date Apr 29, 2003
- Motorola, Inc.
- Andrew Merritt Khan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Efficient multimode power amplifier
- Patent number 6,374,092
- Issue date Apr 16, 2002
- Motorola, Inc.
- Gustavo D. Leizerovich
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High efficiency power amplifier having reduced output matching netw...
- Patent number 6,262,629
- Issue date Jul 17, 2001
- Motorola, Inc.
- Robert E. Stengel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Apparatus and method for amplifying an amplitude-varying signal
- Patent number 6,085,074
- Issue date Jul 4, 2000
- Motorola, Inc.
- Lawrence F. Cygan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High efficiency power amplifier
- Patent number 5,880,633
- Issue date Mar 9, 1999
- Motorola, Inc.
- Gustavo D. Leizerovich
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital DC correction circuit for a linear transmitter
- Patent number 5,675,287
- Issue date Oct 7, 1997
- Motorola, Inc.
- Michael H. Baker
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for an improved linear transmitter
- Patent number 5,675,286
- Issue date Oct 7, 1997
- Motorola, Inc.
- Michael H. Baker
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for reducing off-channel interference produced...
- Patent number 5,574,992
- Issue date Nov 12, 1996
- Motorola, Inc.
- Lawrence F. Cygan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for enhancing an operating characteristic of a...
- Patent number 5,564,086
- Issue date Oct 8, 1996
- Motorola, Inc.
- Lawrence F. Cygan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for a linear transmitter
- Patent number 5,564,087
- Issue date Oct 8, 1996
- Motorola, Inc.
- Lawrence F. Cygan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for a transmitter to compensate for varying loading without...
- Patent number 5,542,096
- Issue date Jul 30, 1996
- Motorola, Inc.
- Lawrence F. Cygan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for protecting power amplifiers from excessive...
- Patent number 5,426,395
- Issue date Jun 20, 1995
- Motorola, Inc.
- Lawrence F. Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method for a transmitter to compensate for varying loading without...
- Patent number 5,423,082
- Issue date Jun 6, 1995
- Motorola, Inc.
- Lawrence F. Cygan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Broadband RF transformer
- Patent number 5,015,972
- Issue date May 14, 1991
- Motorola, Inc.
- Lawrence F. Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Grounding and positioning clip for a power transistor
- Patent number 4,504,886
- Issue date Mar 12, 1985
- Motorola Inc.
- Lawrence F. Cygan
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CIRCUIT WITH ONE OR MORE DEPLETION MODE TRANSISTORS
- Publication number 20100001701
- Publication date Jan 7, 2010
- MOTOROLA, INC.
- Lawrence F. Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD AND APPARATUS FOR DIRECT DIGITAL TO RADIO FREQUENCY CONVERSION
- Publication number 20090153242
- Publication date Jun 18, 2009
- MOTOROLA, INC.
- Lawrence F. Cygan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for an enhanced efficiency power amplifier
- Publication number 20050280466
- Publication date Dec 22, 2005
- Paul H. Gailus
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Power modulator and method of operating a power modulator
- Publication number 20040043735
- Publication date Mar 4, 2004
- John Grosspietsch
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Multilayered tapered transmission line, device and method for makin...
- Publication number 20020097110
- Publication date Jul 25, 2002
- MOTOROLA, INC.
- Andrew Merritt Khan
- H01 - BASIC ELECTRIC ELEMENTS

Lawrence F. Cygan

Person

Patents Grantslast 30 patents

Circuit with a voltage dependent resistor for controlling an on/off...

Method and apparatus for direct digital to radio frequency conversion

Method and apparatus for an enhanced efficiency power amplifier

Power modulator and method of operating a power modulator

Method and apparatus for power modulating to prevent instances of c...

Method and apparatus for power modulating to prevent instances of c...

Multilayered tapered transmission line, device and method for makin...

Efficient multimode power amplifier

High efficiency power amplifier having reduced output matching netw...

Apparatus and method for amplifying an amplitude-varying signal

High efficiency power amplifier

Digital DC correction circuit for a linear transmitter

Method and apparatus for an improved linear transmitter

Method and apparatus for reducing off-channel interference produced...

Method and apparatus for enhancing an operating characteristic of a...

Method and apparatus for a linear transmitter

Method for a transmitter to compensate for varying loading without...

Method and apparatus for protecting power amplifiers from excessive...

Method for a transmitter to compensate for varying loading without...

Broadband RF transformer

Grounding and positioning clip for a power transistor

Patents Applicationslast 30 patents

CIRCUIT WITH ONE OR MORE DEPLETION MODE TRANSISTORS

METHOD AND APPARATUS FOR DIRECT DIGITAL TO RADIO FREQUENCY CONVERSION

Method and apparatus for an enhanced efficiency power amplifier

Power modulator and method of operating a power modulator

Multilayered tapered transmission line, device and method for makin...