WO2001096901A3 - Low probability of intercept coherent radar altimeter - Google Patents
Low probability of intercept coherent radar altimeter Download PDFInfo
- Publication number
- WO2001096901A3 WO2001096901A3 PCT/US2001/018833 US0118833W WO0196901A3 WO 2001096901 A3 WO2001096901 A3 WO 2001096901A3 US 0118833 W US0118833 W US 0118833W WO 0196901 A3 WO0196901 A3 WO 0196901A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- modulated
- digital
- digital samples
- digitizer
- Prior art date
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
- 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
-
- 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
- G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
-
- 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
- G01S7/032—Constructional details for solid-state radar subsystems
-
- 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
- G01S7/40—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
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)
Abstract
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP01952148A EP1290470B1 (en) | 2000-06-15 | 2001-06-11 | Low probability of intercept coherent radar altimeter |
JP2002510972A JP2004503788A (en) | 2000-06-15 | 2001-06-11 | Low intercept possibility coherent radar altimeter |
CA002412907A CA2412907A1 (en) | 2000-06-15 | 2001-06-11 | Low probability of intercept coherent radar altimeter |
DE60133547T DE60133547D1 (en) | 2000-06-15 | 2001-06-11 | Low probability of intercept kohärenter radarhöhenmesser |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/594,653 US6407697B1 (en) | 2000-06-15 | 2000-06-15 | Low probability of intercept coherent radar altimeter |
US09/594,653 | 2000-06-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001096901A2 WO2001096901A2 (en) | 2001-12-20 |
WO2001096901A3 true WO2001096901A3 (en) | 2002-05-30 |
Family
ID=24379805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2001/018833 WO2001096901A2 (en) | 2000-06-15 | 2001-06-11 | Low probability of intercept coherent radar altimeter |
Country Status (7)
Country | Link |
---|---|
US (1) | US6407697B1 (en) |
EP (1) | EP1290470B1 (en) |
JP (1) | JP2004503788A (en) |
AT (1) | ATE391931T1 (en) |
CA (1) | CA2412907A1 (en) |
DE (1) | DE60133547D1 (en) |
WO (1) | WO2001096901A2 (en) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6950056B2 (en) * | 2002-05-13 | 2005-09-27 | Honeywell International Inc. | Methods and apparatus for determination of a filter center frequency |
US20030210176A1 (en) * | 2002-05-13 | 2003-11-13 | Hager James R. | Methods and apparatus for resolution of radar range ambiguities |
WO2004095058A1 (en) * | 2003-04-22 | 2004-11-04 | Shima Seiki Manufacturing, Ltd. | Method for measuring distance and its system |
US6731234B1 (en) * | 2003-06-11 | 2004-05-04 | Honeywell International Inc. | Radar anti-fade systems and methods |
US7064703B2 (en) * | 2004-02-17 | 2006-06-20 | Honeywell International Inc. | Methods and apparatus for randomly modulating radar altimeters |
US7409293B2 (en) * | 2004-06-03 | 2008-08-05 | Honeywell International Inc. | Methods and systems for enhancing accuracy of terrain aided navigation systems |
US7075478B2 (en) * | 2004-06-07 | 2006-07-11 | Honeywell International Inc. | Radar altimeter having an automatically calibrated sensitivity range control function |
US7138940B2 (en) * | 2004-07-22 | 2006-11-21 | Honeywell International Inc. | Method and systems for automatic zero calibration of radar altimeters |
US7239266B2 (en) * | 2004-08-26 | 2007-07-03 | Honeywell International Inc. | Radar altimeter |
US20070086133A1 (en) * | 2005-10-18 | 2007-04-19 | Eaton Corporation | Network system for safe connection of generation into a network power system |
US20070085727A1 (en) * | 2005-10-19 | 2007-04-19 | Honeywell International Inc. | Methods and systems for leakage cancellation in radar equipped munitions |
US7486221B2 (en) * | 2005-11-18 | 2009-02-03 | Honeywell International Inc. | Methods and systems for using pulsed radar for communications transparent to radar function |
US7705773B2 (en) * | 2005-12-19 | 2010-04-27 | Honeywell International Inc. | Self-calibrating a radar altimeter based on a simulated return signal |
US7463187B2 (en) * | 2006-09-27 | 2008-12-09 | Honeywell International Inc. | Method and system of improving altimeter accuracy by use of a separate peak return signal tracking |
JP4500299B2 (en) * | 2006-11-14 | 2010-07-14 | 日本航空電子工業株式会社 | Radio altimeter |
GB0701812D0 (en) * | 2007-01-31 | 2007-03-14 | Qinetiq Ltd | Antenna system and radar system incorporating the same |
US7728758B2 (en) * | 2007-03-07 | 2010-06-01 | Honeywell International Inc. | Method and system for maintaining spatio-temporal data |
US7714774B2 (en) * | 2007-09-06 | 2010-05-11 | Honeywell International Inc. | False lock filter for pulsed radar altimeters |
US8532207B2 (en) | 2011-05-27 | 2013-09-10 | Honeywell International Inc. | Methods and systems for distinguishing a signal of interest from interference signals |
US8866667B2 (en) | 2012-02-22 | 2014-10-21 | Honeywell International Inc. | High sensitivity single antenna FMCW radar |
US8974117B2 (en) * | 2012-04-04 | 2015-03-10 | Honeywell International Inc. | Pulse width modulation output digital temperature sensor device |
US9660605B2 (en) | 2014-06-12 | 2017-05-23 | Honeywell International Inc. | Variable delay line using variable capacitors in a maximally flat time delay filter |
US10018716B2 (en) | 2014-06-26 | 2018-07-10 | Honeywell International Inc. | Systems and methods for calibration and optimization of frequency modulated continuous wave radar altimeters using adjustable self-interference cancellation |
CN105445710B (en) * | 2015-11-26 | 2017-07-28 | 西北工业大学 | Stealthy radar low probability of intercept performance estimating method |
US10698079B2 (en) * | 2016-04-01 | 2020-06-30 | Intel IP Corporation | Method and apparatus for proximity radar in phased array communications |
EP3428679B1 (en) * | 2017-07-11 | 2021-11-17 | Nxp B.V. | Radar system |
GB2570279A (en) * | 2017-10-31 | 2019-07-24 | Caterpillar Sarl | A radar system for detecting profiles of objects, particularly in a vicinity of a machine work tool |
US10782706B2 (en) * | 2018-01-29 | 2020-09-22 | Bae Systems Information And Electronic Systems Integration Inc. | Aircraft derived spread spectrum landing system |
CN112379355B (en) * | 2020-11-27 | 2023-07-04 | 深圳奥锐达科技有限公司 | Calibration method, calibration device, terminal equipment and readable storage medium |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4429310A (en) * | 1981-04-22 | 1984-01-31 | Sperry Corporation | Random binary waveform encoded ranging apparatus |
US4959654A (en) * | 1987-04-20 | 1990-09-25 | Honeywell Inc. | Digitally generated two carrier phase coded signal source |
US5150125A (en) * | 1990-12-24 | 1992-09-22 | Honeywell Inc. | High Doppler rate, high altitude capability coherent pulse Doppler radar altimeter |
US5898401A (en) * | 1987-06-10 | 1999-04-27 | Gec-Marconi Limited | Continuous wave radar altimeter |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4241346A (en) | 1979-07-11 | 1980-12-23 | The Secretary Of State For Defence In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Pulse radar altimeters |
US4568938A (en) | 1981-12-14 | 1986-02-04 | Rockwell International Corporation | Radar altimeter nearest return tracking |
US5014063A (en) | 1990-01-03 | 1991-05-07 | Canadian Marconi Company | Integrated altimeter and doppler velocity sensor arrangement |
DE4104792A1 (en) * | 1991-02-16 | 1992-08-20 | Bosch Gmbh Robert | FMCW RADAR SYSTEM WITH LINEAR FREQUENCY MODULATION |
CA2120077A1 (en) * | 1993-06-17 | 1994-12-18 | Louis Labreche | System and method for modulating a carrier frequency |
US5719582A (en) * | 1994-10-21 | 1998-02-17 | Honeywell Inc. | Software/hardware digital signal processing (DSP) altimeter |
US5610613A (en) * | 1995-09-15 | 1997-03-11 | Raytheon Company | Analog to digital conversion system |
US6204805B1 (en) * | 1998-02-06 | 2001-03-20 | Honeywell Inc. | Dual target tracking altimeter |
-
2000
- 2000-06-15 US US09/594,653 patent/US6407697B1/en not_active Expired - Fee Related
-
2001
- 2001-06-11 JP JP2002510972A patent/JP2004503788A/en not_active Withdrawn
- 2001-06-11 AT AT01952148T patent/ATE391931T1/en not_active IP Right Cessation
- 2001-06-11 WO PCT/US2001/018833 patent/WO2001096901A2/en active Application Filing
- 2001-06-11 EP EP01952148A patent/EP1290470B1/en not_active Expired - Lifetime
- 2001-06-11 DE DE60133547T patent/DE60133547D1/en not_active Expired - Lifetime
- 2001-06-11 CA CA002412907A patent/CA2412907A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4429310A (en) * | 1981-04-22 | 1984-01-31 | Sperry Corporation | Random binary waveform encoded ranging apparatus |
US4959654A (en) * | 1987-04-20 | 1990-09-25 | Honeywell Inc. | Digitally generated two carrier phase coded signal source |
US5898401A (en) * | 1987-06-10 | 1999-04-27 | Gec-Marconi Limited | Continuous wave radar altimeter |
US5150125A (en) * | 1990-12-24 | 1992-09-22 | Honeywell Inc. | High Doppler rate, high altitude capability coherent pulse Doppler radar altimeter |
Non-Patent Citations (1)
Title |
---|
BURGOS-GARCIA M ET AL: "A LPI TRACKING RADAR SYSTEM BASED ON FREQUENCY HOPPING", IRS 98 INTERNATIONAL RADAR SYMPOSIUM. PROCEEDINGS OF THE SYMPOSIUM. MUNICH, SEPT. 15 - 17, 1998, BONN: DGON, DE, vol. 1, 15 September 1998 (1998-09-15), pages 151 - 159, XP000781800 * |
Also Published As
Publication number | Publication date |
---|---|
EP1290470B1 (en) | 2008-04-09 |
DE60133547D1 (en) | 2008-05-21 |
ATE391931T1 (en) | 2008-04-15 |
JP2004503788A (en) | 2004-02-05 |
US6407697B1 (en) | 2002-06-18 |
WO2001096901A2 (en) | 2001-12-20 |
CA2412907A1 (en) | 2001-12-20 |
EP1290470A2 (en) | 2003-03-12 |
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