Frank Chethik

Person

Palo Alto, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Conformal array antenna
- Patent number 9,000,982
- Issue date Apr 7, 2015
- Lockheed Martin Corporation
- Frank Chethik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Field programmable microwave arrays
- Patent number 8,774,730
- Issue date Jul 8, 2014
- Lockheed Martin Corporation
- Frank Chethik
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rate adaptive satellite communications
- Patent number 7,469,124
- Issue date Dec 23, 2008
- Lockheed Martin Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High-gain conformal array antenna
- Patent number 6,961,025
- Issue date Nov 1, 2005
- Lockheed Martin Corporation
- Frank Chethik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hybrid RF/optical acquisition and tracking system and method
- Patent number 6,816,112
- Issue date Nov 9, 2004
- Lockheed Martin Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Virtual coherent signal controlled oscillator
- Patent number 6,810,048
- Issue date Oct 26, 2004
- Lockheed Martin Corp.
- Frank Chethik
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Multi-dimensional packet recovery system and method
- Patent number 6,697,996
- Issue date Feb 24, 2004
- Lockheed Martin Corp.
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modulating array transmitter autocalibration method and system
- Patent number 6,593,827
- Issue date Jul 15, 2003
- Lockheed Martin Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Two-dimensional constellation generation, pruning, and partial gray...
- Patent number 6,567,477
- Issue date May 20, 2003
- Lockheed Martin Corporation
- David D. Feldman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Medium earth orbit communications satellite system
- Patent number 6,267,329
- Issue date Jul 31, 2001
- Loral Aerospace Corp.
- Frank Chethik
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Opto-mechanical controlled variable RF/microwave delay element and...
- Patent number 6,195,195
- Issue date Feb 27, 2001
- Lockheed Martin Corporation
- Frank Chethik
- G02 - OPTICS
Information Patent Grant
Combiner with phase and delay correction
- Patent number 6,151,481
- Issue date Nov 21, 2000
- Lockheed Martin Corporation
- Dennis L. Wilson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High bandwidth-time product continuously variable controlled delay...
- Patent number 6,144,786
- Issue date Nov 7, 2000
- Lockheed Martin Corporation
- Frank Chethik
- G02 - OPTICS
Information Patent Grant
Programmable transmitter baseband equalizer
- Patent number 6,137,833
- Issue date Oct 24, 2000
- Lockheed Martin Corporation
- Julius Lange
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital receiver having programmable complex threshold detectors an...
- Patent number 6,002,723
- Issue date Dec 14, 1999
- Lockheed Martin Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Modulating array transmitter and method having improved on-off keying
- Patent number 5,917,384
- Issue date Jun 29, 1999
- Lockheed Martin Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Adaptive digital symbol recovery for amplitude phased keyed digital...
- Patent number 5,898,737
- Issue date Apr 27, 1999
- Lockheed Martin Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Medium earth orbit communication satellite system
- Patent number 5,890,679
- Issue date Apr 6, 1999
- Loral Aerospace Corp.
- Frank Chethik
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
High power transmitter employing a high power QAM modulator
- Patent number 5,867,071
- Issue date Feb 2, 1999
- Lockheed Martin Aerospace Corp.
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Tunable and bandwidth programmable multi-element filter system
- Patent number 5,783,977
- Issue date Jul 21, 1998
- Loral Aerospace Corporation
- Frank Chethik
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High gain array antenna system
- Patent number 5,666,124
- Issue date Sep 9, 1997
- Loral Aerospace Corp.
- Frank Chethik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Modulating array QAM transmitter
- Patent number 5,612,651
- Issue date Mar 18, 1997
- Loral Aerospace Corp.
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Triangular pyramid phased array antenna
- Patent number 5,543,811
- Issue date Aug 6, 1996
- Loral Aerospace Corp.
- Frank Chethik
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Packet data transmission system with adaptive data recovery method
- Patent number 5,432,787
- Issue date Jul 11, 1995
- Loral Aerospace Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quadrature amplitude modulation system with compensation for transm...
- Patent number 5,237,292
- Issue date Aug 17, 1993
- Space Systems/Loral
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
High data rate BCH decoder
- Patent number 4,958,349
- Issue date Sep 18, 1990
- Ford Aerospace Corporation
- Robert M. Tanner
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Bit synchronizer with early and late gating
- Patent number 4,280,224
- Issue date Jul 21, 1981
- Ford Aerospace & Communications Corporation
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
CONFORMAL ARRAY ANTENNA
- Publication number 20130234890
- Publication date Sep 12, 2013
- Lockheed Martin Corporation
- Frank CHETHIK
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Minimum shift QAM waveform and transmitter
- Publication number 20040081253
- Publication date Apr 29, 2004
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MODULATING ARRAY TRANSMITTER AUTOCALIBRATION METHOD AND SYSTEM
- Publication number 20030095012
- Publication date May 22, 2003
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Music on demand system and method
- Publication number 20030061301
- Publication date Mar 27, 2003
- Frank Chethik
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Virtual coherent signal controlled oscillator
- Publication number 20030038684
- Publication date Feb 27, 2003
- Frank Chethik
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Multi-dimensional packet recovery system and method
- Publication number 20020174403
- Publication date Nov 21, 2002
- Frank Chethik
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Frank Chethik

Person

Patents Grantslast 30 patents

Conformal array antenna

Field programmable microwave arrays

Rate adaptive satellite communications

High-gain conformal array antenna

Hybrid RF/optical acquisition and tracking system and method

Virtual coherent signal controlled oscillator

Multi-dimensional packet recovery system and method

Modulating array transmitter autocalibration method and system

Two-dimensional constellation generation, pruning, and partial gray...

Medium earth orbit communications satellite system

Opto-mechanical controlled variable RF/microwave delay element and...

Combiner with phase and delay correction

High bandwidth-time product continuously variable controlled delay...

Programmable transmitter baseband equalizer

Digital receiver having programmable complex threshold detectors an...

Modulating array transmitter and method having improved on-off keying

Adaptive digital symbol recovery for amplitude phased keyed digital...

Medium earth orbit communication satellite system

High power transmitter employing a high power QAM modulator

Tunable and bandwidth programmable multi-element filter system

High gain array antenna system

Modulating array QAM transmitter

Triangular pyramid phased array antenna

Packet data transmission system with adaptive data recovery method

Quadrature amplitude modulation system with compensation for transm...

High data rate BCH decoder

Bit synchronizer with early and late gating

Patents Applicationslast 30 patents

CONFORMAL ARRAY ANTENNA

Minimum shift QAM waveform and transmitter

MODULATING ARRAY TRANSMITTER AUTOCALIBRATION METHOD AND SYSTEM

Music on demand system and method

Virtual coherent signal controlled oscillator

Multi-dimensional packet recovery system and method