Ralph H. Halladay

Person

Huntsville, AL, US

People

Patents Grantslast 30 patents

Information Patent Grant
System and method for radar calibration using antenna leakage
- Patent number 7,161,530
- Issue date Jan 9, 2007
- The United States of America as represented by the Secretary of the Army
- Michael R. Christian
- G01 - MEASURING TESTING
Information Patent Grant
Multiple-antenna jamming system
- Patent number 6,933,877
- Issue date Aug 23, 2005
- The United States of America as represented by the Secretary of the Army
- Ralph H. Halladay
- G01 - MEASURING TESTING
Information Patent Grant
In-seeker jamming device
- Patent number 6,424,286
- Issue date Jul 23, 2002
- The United States of America as represented by the Secretary of the Army
- Brian J. Smith
- G01 - MEASURING TESTING
Information Patent Grant
Millimeter-wave zoom antenna for guilding beamrider hypervelocity m...
- Patent number 6,313,784
- Issue date Nov 6, 2001
- The United States of America as represented by the Secretary of the Army
- William C. Pittman
- F41 - WEAPONS
Information Patent Grant
Single channel transceiver with polarization diversity
- Patent number 5,982,329
- Issue date Nov 9, 1999
- The United States of America as represented by the Secretary of the Army
- William C. Pittman
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wideband quasi-optical millimeter-wave resonator
- Patent number 5,900,965
- Issue date May 4, 1999
- The United States of America as represented by the Secretary of the Army
- Brenda L. Matkin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Phased array radar with simultaneous beam-steering and single-sideb...
- Patent number 5,771,016
- Issue date Jun 23, 1998
- The United States of America as represented by the Secretary of the Army
- James H. Mullins
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reduced radar cross-section RF seeker front-end
- Patent number 5,541,603
- Issue date Jul 30, 1996
- The United States of America as represented by the Secretary of the Army
- William E. Read
- G01 - MEASURING TESTING
Information Patent Grant
Quasi-optical oscillator using ring-resonator feedback
- Patent number 5,450,041
- Issue date Sep 12, 1995
- The United States of America as represented by the Secretary of the Army
- Ralph H. Halladay
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM AND METHOD FOR RADAR CALIBRATION USING ANTENNA LEAKAGE
- Publication number 20060227040
- Publication date Oct 12, 2006
- Michael R. Christian
- G01 - MEASURING TESTING
Information Patent Application
MULTIPLE-ANTENNA JAMMING SYSTEM
- Publication number 20050168375
- Publication date Aug 4, 2005
- Ralph H. Halladay
- G01 - MEASURING TESTING

Ralph H. Halladay

Person

Patents Grantslast 30 patents

System and method for radar calibration using antenna leakage

Multiple-antenna jamming system

In-seeker jamming device

Millimeter-wave zoom antenna for guilding beamrider hypervelocity m...

Single channel transceiver with polarization diversity

Wideband quasi-optical millimeter-wave resonator

Phased array radar with simultaneous beam-steering and single-sideb...

Reduced radar cross-section RF seeker front-end

Quasi-optical oscillator using ring-resonator feedback

Patents Applicationslast 30 patents

SYSTEM AND METHOD FOR RADAR CALIBRATION USING ANTENNA LEAKAGE

MULTIPLE-ANTENNA JAMMING SYSTEM