CA1033828A - Digital ground proximity system for reducing false warnings - Google Patents

Digital ground proximity system for reducing false warnings

Info

Publication number
CA1033828A
CA1033828A CA275,457A CA275457A CA1033828A CA 1033828 A CA1033828 A CA 1033828A CA 275457 A CA275457 A CA 275457A CA 1033828 A CA1033828 A CA 1033828A
Authority
CA
Canada
Prior art keywords
digital ground
ground proximity
reducing false
proximity system
false warnings
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA275,457A
Other languages
French (fr)
Inventor
Cheng A. Wu
Harry R. Seebode
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Litton Industries Inc
Original Assignee
Litton Industries Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Litton Industries Inc filed Critical Litton Industries Inc
Application granted granted Critical
Publication of CA1033828A publication Critical patent/CA1033828A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D1/00—Control of position, course or altitude of land, water, air, or space vehicles, e.g. automatic pilot
    • G05D1/04—Control of altitude or depth
    • G05D1/06—Rate of change of altitude or depth
    • G05D1/0607—Rate of change of altitude or depth specially adapted for aircraft
    • G05D1/0653—Rate of change of altitude or depth specially adapted for aircraft during a phase of take-off or landing
    • G05D1/0676—Rate of change of altitude or depth specially adapted for aircraft during a phase of take-off or landing specially adapted for landing
CA275,457A 1976-06-14 1977-04-04 Digital ground proximity system for reducing false warnings Expired CA1033828A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69602476A 1976-06-14 1976-06-14

Publications (1)

Publication Number Publication Date
CA1033828A true CA1033828A (en) 1978-06-27

Family

ID=24795394

Family Applications (1)

Application Number Title Priority Date Filing Date
CA275,457A Expired CA1033828A (en) 1976-06-14 1977-04-04 Digital ground proximity system for reducing false warnings

Country Status (2)

Country Link
CA (1) CA1033828A (en)
GB (1) GB1567554A (en)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467429A (en) * 1982-01-13 1984-08-21 The United States Of America As Represented By The Secretary Of The Air Force Aircraft thrust control scheme for terrain following system
US4916448A (en) * 1988-02-26 1990-04-10 The United States Of America As Represented By The Secretary Of The Air Force Low altitude warning system for aircraft
US5839080A (en) * 1995-07-31 1998-11-17 Alliedsignal, Inc. Terrain awareness system
US6092009A (en) * 1995-07-31 2000-07-18 Alliedsignal Aircraft terrain information system
US6138060A (en) * 1995-07-31 2000-10-24 Alliedsignal Inc. Terrain awareness system
US6292721B1 (en) 1995-07-31 2001-09-18 Allied Signal Inc. Premature descent into terrain visual awareness enhancement to EGPWS
US6380870B1 (en) 1999-02-01 2002-04-30 Honeywell International, Inc. Apparatus, methods, and computer program products for determining a look ahead distance value for high speed flight
US6445310B1 (en) 1999-02-01 2002-09-03 Honeywell International, Inc. Apparatus, methods, computer program products for generating a runway field clearance floor envelope about a selected runway
US6469664B1 (en) 1999-10-05 2002-10-22 Honeywell International Inc. Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions
US6477449B1 (en) 1999-02-01 2002-11-05 Honeywell International Inc. Methods, apparatus and computer program products for determining a corrected distance between an aircraft and a selected runway
US6606034B1 (en) 1995-07-31 2003-08-12 Honeywell International Inc. Terrain awareness system
US6691004B2 (en) 1995-07-31 2004-02-10 Honeywell International, Inc. Method for determining a currently obtainable climb gradient of an aircraft
US6707394B2 (en) 1999-02-01 2004-03-16 Honeywell, Inc. Apparatus, method, and computer program product for generating terrain clearance floor envelopes about a selected runway
US6734808B1 (en) 1999-10-05 2004-05-11 Honeywell International Inc. Method, apparatus and computer program products for alerting submersible vessels to hazardous conditions

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4857922A (en) * 1983-05-06 1989-08-15 Honeywell Inc. Windshear detection and warning system with evasion command
NZ207653A (en) * 1983-05-13 1987-11-27 Sundstrand Data Control Excessive descent rate warning system for aircraft
US4951047A (en) * 1983-05-13 1990-08-21 Sunstrand Data Control, Inc. Negative climb after take-off warning system
IL68737A0 (en) * 1983-05-20 1984-06-29 Israel Aircraft Ind Ltd Excessive ground-closure rate alarm system for aircraft

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467429A (en) * 1982-01-13 1984-08-21 The United States Of America As Represented By The Secretary Of The Air Force Aircraft thrust control scheme for terrain following system
US4916448A (en) * 1988-02-26 1990-04-10 The United States Of America As Represented By The Secretary Of The Air Force Low altitude warning system for aircraft
US6691004B2 (en) 1995-07-31 2004-02-10 Honeywell International, Inc. Method for determining a currently obtainable climb gradient of an aircraft
US5839080A (en) * 1995-07-31 1998-11-17 Alliedsignal, Inc. Terrain awareness system
US6092009A (en) * 1995-07-31 2000-07-18 Alliedsignal Aircraft terrain information system
US6122570A (en) * 1995-07-31 2000-09-19 Alliedsignal Inc. System and method for assisting the prevention of controlled flight into terrain accidents
US6138060A (en) * 1995-07-31 2000-10-24 Alliedsignal Inc. Terrain awareness system
US6219592B1 (en) 1995-07-31 2001-04-17 Alliedsignal Inc. Method and apparatus for terrain awareness
US6292721B1 (en) 1995-07-31 2001-09-18 Allied Signal Inc. Premature descent into terrain visual awareness enhancement to EGPWS
US6347263B1 (en) 1995-07-31 2002-02-12 Alliedsignal Inc. Aircraft terrain information system
US6710723B2 (en) 1995-07-31 2004-03-23 Honeywell International Inc. Terrain data retrieval system
US6088634A (en) * 1995-07-31 2000-07-11 Alliedsignal Inc. Method and apparatus for alerting a pilot to a hazardous condition during approach to land
US6606034B1 (en) 1995-07-31 2003-08-12 Honeywell International Inc. Terrain awareness system
US6477449B1 (en) 1999-02-01 2002-11-05 Honeywell International Inc. Methods, apparatus and computer program products for determining a corrected distance between an aircraft and a selected runway
US6445310B1 (en) 1999-02-01 2002-09-03 Honeywell International, Inc. Apparatus, methods, computer program products for generating a runway field clearance floor envelope about a selected runway
US6707394B2 (en) 1999-02-01 2004-03-16 Honeywell, Inc. Apparatus, method, and computer program product for generating terrain clearance floor envelopes about a selected runway
US6380870B1 (en) 1999-02-01 2002-04-30 Honeywell International, Inc. Apparatus, methods, and computer program products for determining a look ahead distance value for high speed flight
US6469664B1 (en) 1999-10-05 2002-10-22 Honeywell International Inc. Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions
US6734808B1 (en) 1999-10-05 2004-05-11 Honeywell International Inc. Method, apparatus and computer program products for alerting submersible vessels to hazardous conditions
US6750815B2 (en) 1999-10-05 2004-06-15 Honeywell International Inc. Method, apparatus, and computer program products for alerting surface vessels to hazardous conditions

Also Published As

Publication number Publication date
GB1567554A (en) 1980-05-14

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