Michael David Leffel

Person

Crystal Lake, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Network analyzer systems and methods for operating a network analyzer
- Patent number 10,469,333
- Issue date Nov 5, 2019
- Rohde & Schwarze GmbH & Co. KG
- Martin Leibfritz
- G01 - MEASURING TESTING
Information Patent Grant
Predistortion system and amplifier for addressing group delay modul...
- Patent number 7,831,221
- Issue date Nov 9, 2010
- Andrew LLC
- Michael D. Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Independence between paths that predistort for memory and memory-le...
- Patent number 7,729,668
- Issue date Jun 1, 2010
- Andrew LLC
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Table-based pre-distortion for amplifier systems
- Patent number 7,109,792
- Issue date Sep 19, 2006
- Andrew Corporation
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Feedforward linear amplifier
- Patent number 6,885,242
- Issue date Apr 26, 2005
- Motorola, Inc.
- Michael D. Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Frequency-selective phase/delay control for an amplifier
- Patent number 6,859,101
- Issue date Feb 22, 2005
- Andrew Corporation
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for reduction of distortion in a transmitter
- Patent number 6,819,173
- Issue date Nov 16, 2004
- Motorola, Inc.
- Edward Vincent Louis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus far reduction of distortion in a transmitter
- Patent number 6,744,316
- Issue date Jun 1, 2004
- Motorola, Inc.
- Edward Vincent Louis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Linear power amplifier with configurable feedforward error correcti...
- Patent number 6,255,903
- Issue date Jul 3, 2001
- Motorola
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power delivery system and method of controlling the power delivery...
- Patent number 5,867,060
- Issue date Feb 2, 1999
- Motorola, Inc.
- Grover Charles Burkett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power delivery system and method of controlling the power delivery...
- Patent number 5,831,479
- Issue date Nov 3, 1998
- Motorola, Inc.
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
NETWORK ANALYZER SYSTEMS AND METHODS FOR OPERATING A NETWORK ANALYZER
- Publication number 20180048535
- Publication date Feb 15, 2018
- Rohde& Schwarz GmbH & Co. KG
- Martin Leibfritz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Predistortion system and amplifier for addressing group delay modul...
- Publication number 20070135065
- Publication date Jun 14, 2007
- Andrew Corporation
- Michael D. Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Table-based pre-distortion for amplifier systems
- Publication number 20050057303
- Publication date Mar 17, 2005
- Andrew Corporation, a Delaware corporation
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
FREQUENCY-SELECTIVE PHASE/DELAY CONTROL FOR AN AMPLIFIER
- Publication number 20050052241
- Publication date Mar 10, 2005
- Andrew Corporation, a Delaware corporation
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Feedforward linear amplifier
- Publication number 20040263249
- Publication date Dec 30, 2004
- Michael D. Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Independence between paths that predistort for memory and memory-le...
- Publication number 20040196922
- Publication date Oct 7, 2004
- Andrew Corporation
- Michael David Leffel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for reduction of distortion in a transmitter
- Publication number 20020155821
- Publication date Oct 24, 2002
- Edward Vincent Louis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for reduction of distortion in a transmitter
- Publication number 20020153952
- Publication date Oct 24, 2002
- Edward Vincent Louis
- H03 - BASIC ELECTRONIC CIRCUITRY

Michael David Leffel

Person

Patents Grantslast 30 patents

Network analyzer systems and methods for operating a network analyzer

Predistortion system and amplifier for addressing group delay modul...

Independence between paths that predistort for memory and memory-le...

Table-based pre-distortion for amplifier systems

Feedforward linear amplifier

Frequency-selective phase/delay control for an amplifier

Method and apparatus for reduction of distortion in a transmitter

Method and apparatus far reduction of distortion in a transmitter

Linear power amplifier with configurable feedforward error correcti...

Power delivery system and method of controlling the power delivery...

Power delivery system and method of controlling the power delivery...

Patents Applicationslast 30 patents

NETWORK ANALYZER SYSTEMS AND METHODS FOR OPERATING A NETWORK ANALYZER

Predistortion system and amplifier for addressing group delay modul...

Table-based pre-distortion for amplifier systems

FREQUENCY-SELECTIVE PHASE/DELAY CONTROL FOR AN AMPLIFIER

Feedforward linear amplifier

Independence between paths that predistort for memory and memory-le...

Method and apparatus for reduction of distortion in a transmitter

Method and apparatus for reduction of distortion in a transmitter