Parthasarathy Ramanujam

Person

Chicago, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for wireless communications using an adaptable di...
- Patent number 10,128,570
- Issue date Nov 13, 2018
- The Boeing Company
- David A. Whelan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Feed re-pointing technique for multiple shaped beams reflector ante...
- Patent number 10,122,085
- Issue date Nov 6, 2018
- The Boeing Company
- Guy Goyette
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna array system for producing dual circular polarization signa...
- Patent number 9,537,212
- Issue date Jan 3, 2017
- The Boeing Company
- Harold A. Rosen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wide angle multibeams
- Patent number 8,552,917
- Issue date Oct 8, 2013
- The Boeing Company
- Daniel F. Mathews
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fixed cell communication system with reduced interference
- Patent number 8,103,270
- Issue date Jan 24, 2012
- The DIRECTV Group, Inc.
- Harold Rosen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Fixed cell communication system with reduced interference
- Patent number 7,369,847
- Issue date May 6, 2008
- The DIRECTV Group, Inc.
- Harold Rosen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Gregorian antenna system for shaped beam and multiple frequency use
- Patent number 6,795,034
- Issue date Sep 21, 2004
- The Boeing Company
- Albert E. Lyerly
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-beam antenna communication system and method
- Patent number 6,781,555
- Issue date Aug 24, 2004
- The DIRECTV Group, Inc.
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sub-reflector for dual-reflector antenna system
- Patent number 6,628,238
- Issue date Sep 30, 2003
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Gridded reflector antenna
- Patent number 6,621,461
- Issue date Sep 16, 2003
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reconfigurable satellite and antenna coverage communications backup...
- Patent number 6,438,354
- Issue date Aug 20, 2002
- Hughes Electronics Corporation
- James D. Thompson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Horn reflect array
- Patent number 6,429,823
- Issue date Aug 6, 2002
- Hughes Electronics Corporation
- Paramjit S. Bains
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-beam antenna communication system and method
- Patent number 6,388,634
- Issue date May 14, 2002
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Multi-beam reflector antenna system with a simple beamforming network
- Patent number 6,366,256
- Issue date Apr 2, 2002
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated dual beam reflector antenna
- Patent number 6,366,257
- Issue date Apr 2, 2002
- The Boeing Company
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna cluster configuration for wide-angle coverage
- Patent number 6,323,817
- Issue date Nov 27, 2001
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rotatable and scannable reconfigurable shaped reflector with a mova...
- Patent number 6,266,024
- Issue date Jul 24, 2001
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual gridded reflector antenna system
- Patent number 6,225,964
- Issue date May 1, 2001
- Hughes Electronics Corporation
- Louis Rudolph Fermelia
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Integrated reconfigurable polarizer
- Patent number 6,166,610
- Issue date Dec 26, 2000
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for reducing cross-polar degradation in multi-feed dual offs...
- Patent number 6,150,990
- Issue date Nov 21, 2000
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Omni directional antenna
- Patent number 6,094,175
- Issue date Jul 25, 2000
- Hughes Electronics Corporation
- Frank J. Alessi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
On-orbit reconfigurability of a shaped reflector with feed/reflecto...
- Patent number 6,031,502
- Issue date Feb 29, 2000
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reconfigurable multiple beam satellite reflector antenna with an ar...
- Patent number 5,936,592
- Issue date Aug 10, 1999
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reconfigurable multiple beam satellite phased array antenna
- Patent number 5,936,588
- Issue date Aug 10, 1999
- Sudhakar K. Rao
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Identical surface shaped reflectors in semi-tandem arrangement
- Patent number 5,673,056
- Issue date Sep 30, 1997
- Hughes Electronics
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High data rate satellite communication system
- Patent number 5,625,624
- Issue date Apr 29, 1997
- Hughes Aircraft Company
- Harold A. Rosen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Shaped dual reflector antenna system for generating a plurality of...
- Patent number 5,546,097
- Issue date Aug 13, 1996
- Hughes Aircraft Company
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Equalized shaped reflector antenna system and technique for equaliz...
- Patent number 5,402,137
- Issue date Mar 28, 1995
- Hughes Aircraft Company
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ACCELERATED SATELLITE ACQUISITION SCHEME
- Publication number 20230198166
- Publication date Jun 22, 2023
- The Boeing Company
- Ying J. Feria
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ACCELERATED SATELLITE ACQUISITION SCHEME
- Publication number 20180164441
- Publication date Jun 14, 2018
- The Boeing Company
- Ying J. Feria
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
System and Method for Wireless Communications Using an Adaptable Di...
- Publication number 20180108986
- Publication date Apr 19, 2018
- The Boeing Company
- David A. Whelan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FEED RE-POINTING TECHNIQUE FOR MULTIPLE SHAPED BEAMS REFLECTOR ANTE...
- Publication number 20160172756
- Publication date Jun 16, 2016
- The Boeing Company
- Guy Goyette
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANTENNA ARRAY SYSTEM FOR PRODUCING DUAL CIRCULAR POLARIZATION SIGNA...
- Publication number 20150236414
- Publication date Aug 20, 2015
- THE BOEING COMPANY
- Harold A. Rosen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
WIDE ANGLE MULTIBEAMS
- Publication number 20110267251
- Publication date Nov 3, 2011
- The Boeing Company
- Daniel F. Mathews
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FIXED CELL COMMUNICATION SYSTEM WITH REDUCED INTERFERENCE
- Publication number 20080153481
- Publication date Jun 26, 2008
- Harold Rosen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Gregorian antenna system for shaped beam and multiple frequency use
- Publication number 20040008148
- Publication date Jan 15, 2004
- Albert E. Lyerly
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sub-reflector for dual-reflector antenna system
- Publication number 20030095075
- Publication date May 22, 2003
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Multi-beam antenna communication system and method
- Publication number 20020101389
- Publication date Aug 1, 2002
- Hughes Electronics Corporation
- Parthasarathy Ramanujam
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RECONFIGURABLE SATELLITE AND ANTENNA COVERAGE COMMUNICATIONS BACKUP...
- Publication number 20010034206
- Publication date Oct 25, 2001
- THOMPSON, JAMES D.
- JAMES D. THOMPSON
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Parthasarathy Ramanujam

Person

Patents Grantslast 30 patents

System and method for wireless communications using an adaptable di...

Feed re-pointing technique for multiple shaped beams reflector ante...

Antenna array system for producing dual circular polarization signa...

Wide angle multibeams

Fixed cell communication system with reduced interference

Fixed cell communication system with reduced interference

Gregorian antenna system for shaped beam and multiple frequency use

Multi-beam antenna communication system and method

Sub-reflector for dual-reflector antenna system

Gridded reflector antenna

Reconfigurable satellite and antenna coverage communications backup...

Horn reflect array

Multi-beam antenna communication system and method

Multi-beam reflector antenna system with a simple beamforming network

Integrated dual beam reflector antenna

Antenna cluster configuration for wide-angle coverage

Rotatable and scannable reconfigurable shaped reflector with a mova...

Dual gridded reflector antenna system

Integrated reconfigurable polarizer

Method for reducing cross-polar degradation in multi-feed dual offs...

Omni directional antenna

On-orbit reconfigurability of a shaped reflector with feed/reflecto...

Reconfigurable multiple beam satellite reflector antenna with an ar...

Reconfigurable multiple beam satellite phased array antenna

Identical surface shaped reflectors in semi-tandem arrangement

High data rate satellite communication system

Shaped dual reflector antenna system for generating a plurality of...

Equalized shaped reflector antenna system and technique for equaliz...

Patents Applicationslast 30 patents

ACCELERATED SATELLITE ACQUISITION SCHEME

ACCELERATED SATELLITE ACQUISITION SCHEME

System and Method for Wireless Communications Using an Adaptable Di...

FEED RE-POINTING TECHNIQUE FOR MULTIPLE SHAPED BEAMS REFLECTOR ANTE...

ANTENNA ARRAY SYSTEM FOR PRODUCING DUAL CIRCULAR POLARIZATION SIGNA...

WIDE ANGLE MULTIBEAMS

FIXED CELL COMMUNICATION SYSTEM WITH REDUCED INTERFERENCE

Gregorian antenna system for shaped beam and multiple frequency use

Sub-reflector for dual-reflector antenna system

Multi-beam antenna communication system and method

RECONFIGURABLE SATELLITE AND ANTENNA COVERAGE COMMUNICATIONS BACKUP...