ZA200901119B - A method for measuring the radial velocity of a target with a doppler radar - Google Patents
A method for measuring the radial velocity of a target with a doppler radar Download PDFInfo
- Publication number
- ZA200901119B ZA200901119B ZA200901119A ZA200901119A ZA200901119B ZA 200901119 B ZA200901119 B ZA 200901119B ZA 200901119 A ZA200901119 A ZA 200901119A ZA 200901119 A ZA200901119 A ZA 200901119A ZA 200901119 B ZA200901119 B ZA 200901119B
- Authority
- ZA
- South Africa
- Prior art keywords
- waveform
- doppler
- frequency
- pulse
- target
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 39
- 239000000969 carrier Substances 0.000 claims abstract description 38
- 230000000694 effects Effects 0.000 claims abstract description 25
- 230000004044 response Effects 0.000 claims abstract description 11
- 238000012545 processing Methods 0.000 claims description 35
- 239000011159 matrix material Substances 0.000 claims description 28
- 125000004122 cyclic group Chemical group 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 8
- 239000013598 vector Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 description 34
- 238000007906 compression Methods 0.000 description 34
- 238000004891 communication Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 10
- 238000005259 measurement Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000295 complement effect Effects 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 238000000819 phase cycle Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000035559 beat frequency Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
-
- 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
- G01S13/28—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave with time compression of received pulses
-
- 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
- G01S13/50—Systems of measurement based on relative movement of target
- G01S13/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S13/581—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets
- G01S13/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
- H04L27/2607—Cyclic extensions
-
- 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
- G01S13/24—Systems for measuring distance only using transmission of interrupted, pulse modulated waves using frequency agility of 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
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/288—Coherent receivers
- G01S7/2883—Coherent receivers using FFT processing
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Radar Systems Or Details Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1035066 | 2008-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200901119B true ZA200901119B (en) | 2009-12-30 |
Family
ID=40524959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200901119A ZA200901119B (en) | 2008-02-22 | 2009-02-17 | A method for measuring the radial velocity of a target with a doppler radar |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8081105B2 (es) |
| EP (1) | EP2093589B1 (es) |
| AT (1) | ATE483173T1 (es) |
| CA (1) | CA2654615A1 (es) |
| DE (1) | DE602008002813D1 (es) |
| ES (1) | ES2350875T3 (es) |
| IL (1) | IL197044A (es) |
| ZA (1) | ZA200901119B (es) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2124071B1 (en) * | 2008-05-23 | 2010-09-29 | Thales Nederland B.V. | A method for estimating the position and the speed of a target with a radar emitting an OFDM waveform |
| DE102009019905A1 (de) * | 2009-04-27 | 2010-11-25 | Karlsruher Institut für Technologie | Verfahren und Vorrichtung zur digitalen Verarbeitung von OFDM-Signalen für Radaranwendungen |
| US8487808B2 (en) * | 2009-06-30 | 2013-07-16 | Mitsubishi Electric Research Laboratories, Inc. | High resolution SAR imaging using non-uniform pulse timing |
| WO2011050075A1 (en) * | 2009-10-20 | 2011-04-28 | Colorado State University Research Foundation | Resolution enhancement system for networked radars |
| US8274423B2 (en) * | 2009-10-20 | 2012-09-25 | Colorado State University Research Foundation | Sensitivity enhancement system |
| US8619908B2 (en) * | 2009-12-02 | 2013-12-31 | Harris Corporation | Wireless ranging system and related methods |
| US8441393B2 (en) * | 2010-02-10 | 2013-05-14 | Tialinx, Inc. | Orthogonal frequency division multiplexing (OFDM) radio as radar |
| US8619606B2 (en) * | 2010-05-06 | 2013-12-31 | Qualcomm Incorporated | Data transmission via a relay station with ACK/NACK feedback |
| US10681568B1 (en) * | 2010-05-28 | 2020-06-09 | Cohere Technologies, Inc. | Methods of data channel characterization and uses thereof |
| US10667148B1 (en) * | 2010-05-28 | 2020-05-26 | Cohere Technologies, Inc. | Methods of operating and implementing wireless communications systems |
| KR101562550B1 (ko) | 2010-11-09 | 2015-10-22 | 첸트룸 미크로엘렉트로닉 드레스덴 악치엔게젤샤프트 | Ｐｗｍ 신호들을 발생하기 위한 방법 및 펄스폭 변조 전력 변환기 |
| GB201103642D0 (en) * | 2011-03-03 | 2011-04-13 | Univ Bradford | Methods and systems for detection of liquid surface fluctuations |
| DE102012103085B4 (de) * | 2011-04-12 | 2023-02-02 | Electronics And Telecommunications Research Institute | Radarvorrichtung |
| US8767187B2 (en) | 2011-12-13 | 2014-07-01 | Raytheon Company | Doppler compensation for a coherent LADAR |
| US8947647B2 (en) * | 2011-12-13 | 2015-02-03 | Raytheon Company | Range-resolved vibration using large time-bandwidth product LADAR waveforms |
| US8947644B2 (en) | 2012-01-19 | 2015-02-03 | Raytheon Company | Using multiple waveforms from a coherent LADAR for target acquisition |
| US9100278B2 (en) * | 2012-08-17 | 2015-08-04 | Qualcomm Incorporated | OFDM speed estimation |
| JP6324314B2 (ja) * | 2012-09-19 | 2018-05-16 | 古野電気株式会社 | パルス圧縮レーダ |
| JP6092596B2 (ja) * | 2012-11-28 | 2017-03-08 | 富士通テン株式会社 | レーダ装置、および、信号処理方法 |
| US9057605B2 (en) | 2012-12-06 | 2015-06-16 | Raytheon Company | Bistatic synthetic aperture ladar system |
| US9645228B1 (en) * | 2012-12-14 | 2017-05-09 | Sandia Corporation | Shaping the spectrum of random-phase radar waveforms |
| US9638793B2 (en) * | 2013-01-15 | 2017-05-02 | Raytheon Canada Limited | Virtual antenna extension for sampled aperture arrays |
| JP2015059887A (ja) * | 2013-09-20 | 2015-03-30 | 日本電気株式会社 | パルス圧縮レーダおよびその距離測定方法 |
| CN104678367B (zh) * | 2013-11-28 | 2017-02-22 | 中国航空工业集团公司雷华电子技术研究所 | 一种机载脉冲多普勒雷达抗速度欺骗干扰方法 |
| US9448300B2 (en) * | 2014-05-28 | 2016-09-20 | Nxp B.V. | Signal-based data compression |
| US20160195607A1 (en) * | 2015-01-06 | 2016-07-07 | Radar Obstacle Detection Ltd. | Short-ragne obstacle detection radar using stepped frequency pulse train |
| RU2576654C1 (ru) * | 2015-02-16 | 2016-03-10 | Георгий Галиуллович Валеев | Радиотехнический измеритель радиальной скорости объекта |
| US20160273957A1 (en) * | 2015-03-19 | 2016-09-22 | National Instruments Corporation | Machine Condition Monitoring Using Phase Adjusted Frequency Referenced Vector Averaging |
| DE102015210454A1 (de) * | 2015-06-08 | 2016-12-08 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Radarvorrichtung |
| DE102016221947A1 (de) * | 2016-11-09 | 2018-05-09 | Robert Bosch Gmbh | Radarsensor für Kraftfahrzeuge |
| EP3415948B1 (en) * | 2017-06-12 | 2021-11-10 | Aptiv Technologies Limited | A method of determining the de-aliased range rate of a target |
| DE102017119624A1 (de) * | 2017-08-28 | 2019-04-18 | HELLA GmbH & Co. KGaA | Verfahren zum Betrieb eines Radarsystems eines Fahrzeuges |
| US11808877B2 (en) * | 2018-02-27 | 2023-11-07 | Iee International Electronics & Engineering S.A. | Method for joint radar-communication |
| CN109581350B (zh) * | 2018-11-22 | 2023-02-03 | 西安八阵图电子科技有限公司 | 基于时频积分插值的雷达测距测速方法及装置 |
| CN109765540B (zh) * | 2019-02-26 | 2021-03-19 | 南京莱斯电子设备有限公司 | 一种频率步进体制米波雷达目标提取方法 |
| CN110471051B (zh) * | 2019-08-16 | 2021-08-13 | 广州大学 | 一种多用户接入下ofdm波形目标探测方法、装置及存储介质 |
| CN110736989A (zh) * | 2019-09-05 | 2020-01-31 | 西北工业大学 | 适用于低信噪比宽测绘带sar成像的改进正交编码方法 |
| US11592548B2 (en) * | 2019-09-27 | 2023-02-28 | Intel Corporation | Methods and apparatus to improve doppler velocity estimation |
| WO2021138270A1 (en) | 2019-12-30 | 2021-07-08 | Waymo Llc | Methods and systems for signal transmission using orthogonal doppler coding |
| US11137488B1 (en) | 2020-03-10 | 2021-10-05 | Nokia Technologies Oy | Radar excitation signals for wireless communications system |
| CN112327052B (zh) * | 2020-11-02 | 2024-02-20 | 清源智翔(重庆)科技有限公司 | 一种快速高精度测频方法和系统 |
| CN112834992B (zh) * | 2021-01-14 | 2023-09-05 | 中山大学 | 一种脉冲多普勒雷达的信号处理方法、装置及存储介质 |
| CN113067790B (zh) * | 2021-02-24 | 2022-06-14 | 北京邮电大学 | 一种信号处理方法及装置 |
| CN113805170B (zh) * | 2021-09-02 | 2023-08-22 | 江苏科技大学 | Ofdm雷达通信一体化的高速目标距离速度估计方法 |
| CN115685169B (zh) * | 2022-11-09 | 2023-07-14 | 哈尔滨工程大学 | 基于宽带keystone变换的水声弱运动目标检测方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5646623A (en) * | 1978-05-15 | 1997-07-08 | Walters; Glenn A. | Coherent, frequency multiplexed radar |
| US4388622A (en) * | 1981-04-15 | 1983-06-14 | The United States Of America As Represented By The Secretary Of The Army | Double sideband linear frequency modulation system for radar applications |
| US5374931A (en) * | 1989-12-27 | 1994-12-20 | Raytheon Company | Radar target velocity estimator |
| FR2719382B1 (fr) * | 1994-05-02 | 1996-05-31 | Thomson Csf | Procédé de détection radar discrète et système de mise en Óoeuvre. |
| NL1012373C2 (nl) | 1999-06-17 | 2000-12-19 | Hollandse Signaalapparaten Bv | Radarapparaat. |
| EP1089512A1 (en) * | 1999-09-30 | 2001-04-04 | Sony International (Europe) GmbH | Telecommunication device with analog fourier transformation unit |
| US6392588B1 (en) | 2000-05-03 | 2002-05-21 | Ramot University Authority For Applied Research & Industrial Development Ltd. | Multifrequency signal structure for radar systems |
| FR2820507B1 (fr) * | 2001-02-07 | 2003-03-28 | Onera (Off Nat Aerospatiale) | Rejection de fouillis dans un recepteur radar passif de signaux ofdm |
| FR2834072B1 (fr) * | 2001-12-26 | 2006-08-04 | Onera (Off Nat Aerospatiale) | Rejection de fouillis dans un recepteur radar passif de sign aux ofdm a reseau d'antennes |
| KR100651446B1 (ko) * | 2005-01-19 | 2007-02-28 | 삼성전자주식회사 | 시공간 블록 부호화 기법을 사용하는직교주파수다중화방식의 이동통신시스템에서 채널 추정 및주기적 프리픽스 재생성 장치 및 방법 |
| US7856066B2 (en) * | 2006-10-27 | 2010-12-21 | Oki Semiconductor Co., Ltd. | OFDM receiver and doppler frequency estimating circuit |
| TWI355175B (en) * | 2007-05-31 | 2011-12-21 | Ind Tech Res Inst | Multicarrier transmitting system and method thereo |
| EP2124071B1 (en) * | 2008-05-23 | 2010-09-29 | Thales Nederland B.V. | A method for estimating the position and the speed of a target with a radar emitting an OFDM waveform |
-
2008
- 2008-08-13 ES ES08162331T patent/ES2350875T3/es active Active
- 2008-08-13 DE DE602008002813T patent/DE602008002813D1/de active Active
- 2008-08-13 EP EP08162331A patent/EP2093589B1/en not_active Not-in-force
- 2008-08-13 AT AT08162331T patent/ATE483173T1/de not_active IP Right Cessation
-
2009
- 2009-02-15 IL IL197044A patent/IL197044A/en not_active IP Right Cessation
- 2009-02-17 ZA ZA200901119A patent/ZA200901119B/en unknown
- 2009-02-18 CA CA002654615A patent/CA2654615A1/en not_active Abandoned
- 2009-02-23 US US12/390,603 patent/US8081105B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP2093589A1 (en) | 2009-08-26 |
| IL197044A0 (en) | 2009-12-24 |
| US20090237292A1 (en) | 2009-09-24 |
| ATE483173T1 (de) | 2010-10-15 |
| CA2654615A1 (en) | 2009-08-22 |
| EP2093589B1 (en) | 2010-09-29 |
| ES2350875T3 (es) | 2011-01-27 |
| DE602008002813D1 (de) | 2010-11-11 |
| IL197044A (en) | 2013-06-27 |
| US8081105B2 (en) | 2011-12-20 |
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