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Surrogate air processor

US7603207 - Oct 13, 2009

In-flight verification of instrument landing system signals

US7546183 - Jun 09, 2009

Vehicle detector and vehicle detecting method

US7509217 - Mar 24, 2009

Aircraft guidance using localizer capture criteria for rectilinear displacement data

US20080294307 - Nov 27, 2008

Obstacle detection apparatus, method and medium

US7444214 - Oct 28, 2008

Method and device to assist in the piloting of an aircraft in a landing phase

US20080234882 - Sep 25, 2008

Aeronautical chart display apparatus and method

US7417641 - Aug 26, 2008

Systems and methods for removing undesired signals in instrument landing systems

US7409272 - Aug 05, 2008

Method of forming a 3d safe emergency descent trajectory for aircraft and implementation device

US20080177432 - Jul 24, 2008

Runway approach using localizer alone

US7206675 - Apr 17, 2007

Method of and system for deriving inertial-aided deviations for autoland systems during gps signal interruptions

US6845304 - Jan 18, 2005

Method for performing an automated category a approach maneuver

US6629023 - Sep 30, 2003

Glideslope monitor for aircraft

US6600977 - Jul 29, 2003

Terrain awareness system having nuisance alarm filter for use during approach

US6567728 - May 20, 2003

Method and system for displaying target vehicle position information

US6542809 - Apr 01, 2003

Flight control system and method for an aircraft circle-to-land maneuver

US6438469 - Aug 20, 2002

Process and installation for automatic monitoring of aircraft during take-off or landing

US20020065588 - May 30, 2002

Aircraft communication frequency nomination

US20020065586 - May 30, 2002

Glideslope monitor for aircraft

US20020040263 - Apr 04, 2002

High accuracy, high integrity scene mapped navigation

US20020004692 - Jan 10, 2002

Airport surface movement guidance and control system

US6282488 - Aug 28, 2001

Satellite landing system having instrument landing system look alike guidance

US6239745 - May 29, 2001

Window-passage detection system of an airplane

US5955971 - Sep 21, 1999

Digitally programmable radio modules for navigation systems

US5909193 - Jun 01, 1999

Aircraft landing determination apparatus and method

US5712785 - Jan 27, 1998

Aircraft surface navigation system

US5689273 - Nov 18, 1997

Differential ground station repeater

US5608393 - Mar 04, 1997

Method and apparatus for an improved autopilot system providing for late runway change

US5523949 - Jun 04, 1996

Ils signal analysis device and method

US5483245 - Jan 09, 1996

Instrument landing system calibrator

US5323332 - Jun 21, 1994

Aircraft lateral-directional control system

US5050086 - Sep 17, 1991

Automatic, real-time fault monitor verifying network in a microwave landing system

US4823127 - Apr 18, 1989

Computerized flight inspection system

US4792904 - Dec 20, 1988

Warning system for microwave landing system airborne receiver

US4647926 - Mar 03, 1987

Dynamic limiter for mls receiver

US4623892 - Nov 18, 1986

Inertial flight director system

US4534000 - Aug 06, 1985

Aircraft roll steering command system

US4533999 - Aug 06, 1985

Aircraft pitch stabilization apparatus

US4442490 - Apr 10, 1984

Electronic system and method for self-calibration of instrument landing systems

US4390949 - Jun 28, 1983

Automatically landing an aircraft

US4385354 - May 24, 1983

Method and apparatus for producing an aircraft flare path control signal

US4354237 - Oct 12, 1982

Aircraft flight control process and device

US4345310 - Aug 17, 1982

Aircraft orientation determining means

US4167735 - Sep 11, 1979

Method and apparatus for determining when a glide slope signal exceeds a predetermined level

US4164340 - Aug 14, 1979

Vehicle guidance system

US4144571 - Mar 13, 1979

Independent glide slope gain programming system

US4141522 - Feb 27, 1979

Method and apparatus for providing decelerated aircraft approach

US4004758 - Jan 25, 1977

Automatic approach pitch axis control system for aircraft

US3994455 - Nov 30, 1976

Apparatus for guiding an aircraft along a multi-segment path when landing the craft

US3989209 - Nov 02, 1976

Aircraft guiding system

US3964053 - Jun 15, 1976

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Aircraft (21)

Landing systems (7)

Method and apparatus (7)

Signal (6)

System and method (6)

Guidance (4)

Vehicle (3)

Navigation system (2)