IT8867491A0 - Altimetro radar - Google Patents

Altimetro radar

Info

Publication number
IT8867491A0
IT8867491A0 IT8867491A IT6749188A IT8867491A0 IT 8867491 A0 IT8867491 A0 IT 8867491A0 IT 8867491 A IT8867491 A IT 8867491A IT 6749188 A IT6749188 A IT 6749188A IT 8867491 A0 IT8867491 A0 IT 8867491A0
Authority
IT
Italy
Prior art keywords
radar altimeter
altimeter
radar
Prior art date
Application number
IT8867491A
Other languages
English (en)
Inventor
Raymond John Walls
Original Assignee
Marconi Gec Ltd
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 Marconi Gec Ltd filed Critical Marconi Gec Ltd
Publication of IT8867491A0 publication Critical patent/IT8867491A0/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/325—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of coded signals, e.g. P.S.K. signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/106—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using transmission of pulses having some particular characteristics
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/34—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G01S13/346—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal using noise modulation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/882—Radar or analogous systems specially adapted for specific applications for altimeters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S2013/0236—Special technical features
    • G01S2013/0281—LPI, Low Probability of Intercept radar
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
    • G01S7/038—Feedthrough nulling circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/282—Transmitters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/288—Coherent receivers
    • G01S7/2886—Coherent receivers using I/Q processing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/40—Means for monitoring or calibrating
    • G01S7/4004—Means for monitoring or calibrating of parts of a radar system
    • G01S7/4008—Means for monitoring or calibrating of parts of a radar system of transmitters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
IT8867491A 1987-06-10 1988-05-26 Altimetro radar IT8867491A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8713528A GB2307809B (en) 1987-06-10 1987-06-10 Continous wave radar altimeter

Publications (1)

Publication Number Publication Date
IT8867491A0 true IT8867491A0 (it) 1988-05-26

Family

ID=10618663

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8867491A IT8867491A0 (it) 1987-06-10 1988-05-26 Altimetro radar

Country Status (5)

Country Link
US (1) US5898401A (it)
CA (1) CA1341358C (it)
FR (1) FR2751754A1 (it)
GB (1) GB2307809B (it)
IT (1) IT8867491A0 (it)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7259713B1 (en) * 1990-08-16 2007-08-21 Selex Sensors And Airborne Systems Limited Ranging systems
GB2351864B (en) * 1999-07-05 2004-05-26 Symmetricom Inc A receiver for receiving rf pseudo-random encoded signals
US6407697B1 (en) 2000-06-15 2002-06-18 Honeywell International Inc. Low probability of intercept coherent radar altimeter
US6714286B1 (en) 2002-12-06 2004-03-30 Itt Manufacturing Enterprises, Inc. Agile pseudo-noise coded ranging ladar
US6731234B1 (en) * 2003-06-11 2004-05-04 Honeywell International Inc. Radar anti-fade systems and methods
US6992614B1 (en) 2004-04-22 2006-01-31 Honeywell International Inc. Radar altimeter
JP4551145B2 (ja) * 2004-07-13 2010-09-22 富士通株式会社 レーダ装置、レーダ装置の制御方法
US7205939B2 (en) * 2004-07-30 2007-04-17 Novariant, Inc. Land-based transmitter position determination
US7315278B1 (en) * 2004-07-30 2008-01-01 Novariant, Inc. Multiple frequency antenna structures and methods for receiving navigation or ranging signals
US7339525B2 (en) * 2004-07-30 2008-03-04 Novariant, Inc. Land-based local ranging signal methods and systems
US7339524B2 (en) * 2004-07-30 2008-03-04 Novariant, Inc. Analog decorrelation of ranging signals
US7342538B2 (en) * 2004-07-30 2008-03-11 Novariant, Inc. Asynchronous local position determination system and method
US7532160B1 (en) * 2004-07-30 2009-05-12 Novariant, Inc. Distributed radio frequency ranging signal receiver for navigation or position determination
US7339526B2 (en) * 2004-07-30 2008-03-04 Novariant, Inc. Synchronizing ranging signals in an asynchronous ranging or position system
US7271766B2 (en) * 2004-07-30 2007-09-18 Novariant, Inc. Satellite and local system position determination
DE102005040763B4 (de) * 2005-08-26 2022-02-10 Cedes Ag Türsensoranordnung
US7363812B2 (en) * 2005-11-09 2008-04-29 Rosemount Tank Radar Ab Radar level gauge with variable transmission power
DE102005057094B4 (de) * 2005-11-30 2013-02-14 Vega Grieshaber Kg Füllstandradar mit variabler Sendeleistung
US8184974B2 (en) 2006-09-11 2012-05-22 Lumexis Corporation Fiber-to-the-seat (FTTS) fiber distribution system
DE102006050354A1 (de) * 2006-10-25 2008-04-30 Siemens Ag Verfahren und Anordnung zur Leistungssteuerung
EP2166319B1 (de) * 2008-09-04 2016-05-18 VEGA Grieshaber KG Variable Sendeleistung für die Füllstandmessung
US8264377B2 (en) 2009-03-02 2012-09-11 Griffith Gregory M Aircraft collision avoidance system
ES2715850T3 (es) 2009-08-06 2019-06-06 Global Eagle Entertainment Inc Sistema de entretenimiento en vuelo de interconexión en red en serie de fibra hasta el asiento
WO2011020071A1 (en) 2009-08-14 2011-02-17 Lumexis Corp. Video display unit docking assembly for fiber-to-the-screen inflight entertainment system
WO2011022708A1 (en) 2009-08-20 2011-02-24 Lumexis Corp. Serial networking fiber optic inflight entertainment system network configuration
US11682313B2 (en) 2021-03-17 2023-06-20 Gregory M. Griffith Sensor assembly for use in association with aircraft collision avoidance system and method of using the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB859041A (en) * 1954-05-03 1961-01-18 Mini Of Supply Radar apparatus
US3611370A (en) * 1968-11-05 1971-10-05 North American Rockwell Dual-mode radar system
US4357610A (en) * 1980-09-29 1982-11-02 Sperry Corporation Waveform encoded altitude sensor

Also Published As

Publication number Publication date
FR2751754A1 (fr) 1998-01-30
GB8713528D0 (en) 1996-12-04
CA1341358C (en) 2002-05-14
GB2307809B (en) 1998-01-07
US5898401A (en) 1999-04-27
GB2307809A (en) 1997-06-04

Similar Documents

Publication Publication Date Title
IT8867491A0 (it) Altimetro radar
DE69117838D1 (de) Radarhöhenmesser
ES542222A0 (es) Disposicion de radar
NO883955D0 (no) Xx
GB2210752B (en) Radar altimeter systems
NO176778C (no) Radarsystem
IT8848000A0 (it) Altimetro radar
DE3886642D1 (de) Radar-Transponder.
NO176074C (no) Radarsystem
NO854951L (no) Radar.
IT8567683A0 (it) Dispositivo di ricezione radar comprendente tale dispositivo
IT8867857A0 (it) Dispositivo radar autocercante
DE69028071D1 (de) Radarsystem
IT1267962B1 (it) Radar
IT8848002A0 (it) Altimetro radar
DE3870265D1 (de) Radarsystem.
NO862630L (no) Radaranlegg
IT8847862A0 (it) Antenna
IT1253702B (it) Radar
KR890007755U (ko) 레이다용 안테나
IT8748247A0 (it) Radar
IT8748246A0 (it) Radar
SE8803384D0 (sv) Radar
SE8804395D0 (sv) Radar
NO173205C (no) Radarsystem