Francis W. Hopwood

Person

Severna Park, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Curled semiconductor transistor
- Patent number 7,795,647
- Issue date Sep 14, 2010
- Northrop Grumman Systems Corporation
- Garrett A. Storaska
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method, computer program product and system for differentiating phy...
- Patent number 7,382,311
- Issue date Jun 3, 2008
- Northrop Grumman Systems Corporation
- Jonathan Clay Kelley
- G01 - MEASURING TESTING
Information Patent Grant
Generation of wideband high power coherent optical radar signals
- Patent number 7,286,209
- Issue date Oct 23, 2007
- Northrop Grumman Corporation
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Optical radar with range and doppler measurement capability
- Patent number 6,697,148
- Issue date Feb 24, 2004
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Multi-mode radar exciter
- Patent number 6,081,226
- Issue date Jun 27, 2000
- Northrop Grumman Corporation
- Stephen P. Caldwell
- G01 - MEASURING TESTING
Information Patent Grant
Transmit/receive module for planar active apertures
- Patent number 5,940,031
- Issue date Aug 17, 1999
- Northrop Grumman Corporation
- Thomas R. Turlington
- G01 - MEASURING TESTING
Information Patent Grant
Transmit/receive module for planar active apertures
- Patent number 5,745,076
- Issue date Apr 28, 1998
- Northrop Grumman Corporation
- Thomas R. Turlington
- G01 - MEASURING TESTING
Information Patent Grant
Frequency compensated multi-beam antenna and method therefor
- Patent number 5,726,662
- Issue date Mar 10, 1998
- Northrop Grumman Corporation
- Francis W. Hopwood
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dual mode active aperture
- Patent number 5,155,492
- Issue date Oct 13, 1992
- Westinghouse Electric Corp.
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Phased array antenna architecture and related method
- Patent number 5,079,557
- Issue date Jan 7, 1992
- Westinghouse Electric Corp.
- Francis W. Hopwood
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Voltage-controlled oscillator with rapid tuning loop and method for...
- Patent number 5,023,572
- Issue date Jun 11, 1991
- Westinghouse Electric Corp.
- Stephen P. Caldwell
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Coordinate system transformation apparatus for a high resolution radar
- Patent number 4,847,624
- Issue date Jul 11, 1989
- Westinghouse Electric Corp.
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Phased array radar antenna system
- Patent number 4,749,995
- Issue date Jun 7, 1988
- Westinghouse Electric Corp.
- Francis W. Hopwood
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wide-band phase locked loop amplifier apparatus
- Patent number 4,639,688
- Issue date Jan 27, 1987
- The United States of America as represented by the Secretary of the Air Force
- Francis W. Hopwood
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Clutter positioning for electronically agile multi-beam radars
- Patent number 4,586,044
- Issue date Apr 29, 1986
- Westinghouse Electric Corp.
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Bulk acoustic resonator tracking filter
- Patent number 4,573,027
- Issue date Feb 25, 1986
- The United States of America as represented by the Secretary of the Air Force
- Michael S. Buchalter
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digitally controlled phase lock distillator system
- Patent number 4,318,055
- Issue date Mar 2, 1982
- Westinghouse Electric Corp.
- Francis W. Hopwood
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sampling linearizer utilizing a phase shifter
- Patent number 4,160,958
- Issue date Jul 10, 1979
- Westinghouse Electric Corp.
- James H. Mims
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Chirp phase distortion detector in a wideband linearization feedbac...
- Patent number 4,123,719
- Issue date Oct 31, 1978
- Westinghouse Electric Corp.
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
High speed phase lock control for frequency switching
- Patent number 4,099,137
- Issue date Jul 4, 1978
- Westinghouse Electric Corp.
- Benjamin C. Alm
- G01 - MEASURING TESTING
Information Patent Grant
Electromechanical vibration filter for radar master oscillators
- Patent number 4,096,445
- Issue date Jun 20, 1978
- Westinghouse Electric Corp.
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Frequency control for frequency agile pulse radar
- Patent number 4,071,844
- Issue date Jan 31, 1978
- Westinghouse Electric Corporation
- Francis W. Hopwood
- G01 - MEASURING TESTING
Information Patent Grant
Phase lock loop for a voltage controlled oscillator
- Patent number 4,009,448
- Issue date Feb 22, 1977
- Westinghouse Electric Corporation
- Francis W. Hopwood
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low noise parametric varactor diode crystal oscillator
- Patent number 3,993,962
- Issue date Nov 23, 1976
- The United States of America as represented by the Secretary of the Air Force
- Francis W. Hopwood
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Method, Computer Program Product and System for Differentiating Phy...
- Publication number 20080106466
- Publication date May 8, 2008
- Jonathan Clay Kelley
- G01 - MEASURING TESTING
Information Patent Application
Curled semiconductor transistor
- Publication number 20070284633
- Publication date Dec 13, 2007
- Garrett A. Storaska
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Method and apparatus for coherently processing signals from incoher...
- Publication number 20060139620
- Publication date Jun 29, 2006
- Francis W. Hopwood
- G01 - MEASURING TESTING

Francis W. Hopwood

Person

Patents Grantslast 30 patents

Curled semiconductor transistor

Method, computer program product and system for differentiating phy...

Generation of wideband high power coherent optical radar signals

Optical radar with range and doppler measurement capability

Multi-mode radar exciter

Transmit/receive module for planar active apertures

Transmit/receive module for planar active apertures

Frequency compensated multi-beam antenna and method therefor

Dual mode active aperture

Phased array antenna architecture and related method

Voltage-controlled oscillator with rapid tuning loop and method for...

Coordinate system transformation apparatus for a high resolution radar

Phased array radar antenna system

Wide-band phase locked loop amplifier apparatus

Clutter positioning for electronically agile multi-beam radars

Bulk acoustic resonator tracking filter

Digitally controlled phase lock distillator system

Sampling linearizer utilizing a phase shifter

Chirp phase distortion detector in a wideband linearization feedbac...

High speed phase lock control for frequency switching

Electromechanical vibration filter for radar master oscillators

Frequency control for frequency agile pulse radar

Phase lock loop for a voltage controlled oscillator

Low noise parametric varactor diode crystal oscillator

Patents Applicationslast 30 patents

Method, Computer Program Product and System for Differentiating Phy...

Curled semiconductor transistor

Method and apparatus for coherently processing signals from incoher...