TWI820409B - 雷達干擾減少的方法及裝置 - Google Patents
雷達干擾減少的方法及裝置 Download PDFInfo
- Publication number
- TWI820409B TWI820409B TW110112136A TW110112136A TWI820409B TW I820409 B TWI820409 B TW I820409B TW 110112136 A TW110112136 A TW 110112136A TW 110112136 A TW110112136 A TW 110112136A TW I820409 B TWI820409 B TW I820409B
- Authority
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- Taiwan
- Prior art keywords
- radar
- time interval
- frames
- data samples
- time intervals
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 76
- 230000009467 reduction Effects 0.000 title claims abstract description 14
- 238000009826 distribution Methods 0.000 claims description 38
- 230000002452 interceptive effect Effects 0.000 claims description 19
- 230000005484 gravity Effects 0.000 claims description 13
- 230000007423 decrease Effects 0.000 claims description 5
- 230000003111 delayed effect Effects 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000001419 dependent effect Effects 0.000 claims 1
- 230000002123 temporal effect Effects 0.000 claims 1
- 239000000523 sample Substances 0.000 description 24
- 108010076504 Protein Sorting Signals Proteins 0.000 description 21
- 238000004458 analytical method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000002592 echocardiography Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 230000001934 delay Effects 0.000 description 4
- 230000000737 periodic effect Effects 0.000 description 3
- 230000035559 beat frequency Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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
- G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
- G01S7/0235—Avoidance by time multiplex
-
- 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
- G01S7/023—Interference mitigation, e.g. reducing or avoiding non-intentional interference with other HF-transmitters, base station transmitters for mobile communication or other radar systems, e.g. using electro-magnetic interference [EMI] reduction techniques
-
- 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
- G01S7/36—Means for anti-jamming, e.g. ECCM, i.e. electronic counter-counter measures
-
- 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
-
- 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
- G01S13/583—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets
- G01S13/584—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves and based upon the Doppler effect resulting from movement of targets adapted for simultaneous range and velocity measurements
-
- 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
- G01S13/87—Combinations of radar systems, e.g. primary radar and secondary 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
- 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
- G01S13/93—Radar or analogous systems specially adapted for specific applications for anti-collision purposes
- G01S13/931—Radar or analogous systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- 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
- G01S7/35—Details of non-pulse systems
- G01S7/352—Receivers
- G01S7/354—Extracting wanted echo-signals
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
- Details Of Aerials (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20173888.7A EP3910367B1 (en) | 2020-05-11 | 2020-05-11 | Method and device for radar interference reduction |
| EP20173888.7 | 2020-05-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW202146933A TW202146933A (zh) | 2021-12-16 |
| TWI820409B true TWI820409B (zh) | 2023-11-01 |
Family
ID=70681655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW110112136A TWI820409B (zh) | 2020-05-11 | 2021-04-01 | 雷達干擾減少的方法及裝置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US11630183B2 (https=) |
| EP (1) | EP3910367B1 (https=) |
| JP (1) | JP7356470B2 (https=) |
| KR (1) | KR102522096B1 (https=) |
| CN (1) | CN113640751B (https=) |
| TW (1) | TWI820409B (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7532120B2 (ja) * | 2020-07-10 | 2024-08-13 | 日清紡マイクロデバイス株式会社 | 移動物標検知装置、移動物標検知システム、移動物標検知プログラム及び移動物標検知方法 |
| US12013478B2 (en) * | 2020-10-26 | 2024-06-18 | Qualcomm Incorporated | Timing for listen before talk for radar |
| KR102628228B1 (ko) * | 2021-06-15 | 2024-01-23 | 현대모비스 주식회사 | 레이더 신호 처리 시스템 및 처리 방법 |
| TWI808874B (zh) * | 2022-08-19 | 2023-07-11 | 明泰科技股份有限公司 | 用於交通工具的雷達系統及偵測方法 |
| EP4357810B1 (en) * | 2022-10-19 | 2024-11-27 | Axis AB | Systems and method for adaptive radar frame filtering |
| EP4506716A1 (en) * | 2023-08-10 | 2025-02-12 | Infineon Technologies AG | Apparatus, radar system and method |
| WO2025041849A1 (ja) * | 2023-08-23 | 2025-02-27 | 住友電気工業株式会社 | 電波センサシステム |
| CN119828104A (zh) * | 2023-10-12 | 2025-04-15 | 深圳市速腾聚创科技有限公司 | 雷达控制方法、装置、终端设备及存储介质 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070186678A1 (en) * | 2006-02-13 | 2007-08-16 | Karl Griessbaum | Paired ZF Sampling for Pulse Running Time Filling Level Sensor |
| CN106199523A (zh) * | 2015-05-27 | 2016-12-07 | 松下知识产权经营株式会社 | 雷达装置及干扰防止方法 |
| US9543974B1 (en) * | 2015-09-18 | 2017-01-10 | Analog Devices, Inc. | Reducing switching error in data converters |
| KR20170142562A (ko) * | 2016-06-20 | 2017-12-28 | 주식회사 만도 | 레이더 신호 처리 장치 및 방법 |
| CN109884599A (zh) * | 2019-03-15 | 2019-06-14 | 西安电子科技大学 | 一种雷达干扰方法、装置、计算机设备及存储介质 |
| CN110907899A (zh) * | 2018-09-18 | 2020-03-24 | 英飞凌科技股份有限公司 | 用于确定雷达系统中的干扰的系统和方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4005420A (en) * | 1975-03-12 | 1977-01-25 | Esterline Electronics Corporation | CW radar system |
| US7369484B1 (en) | 2001-04-26 | 2008-05-06 | Adaptix, Inc. | System and method for mitigating data flow control problems in the presence of certain interference parameters |
| EP1742082A4 (en) * | 2004-02-09 | 2010-04-07 | Anritsu Corp | Radar apparatus |
| JP2007187632A (ja) * | 2006-01-16 | 2007-07-26 | Fujitsu Ten Ltd | レーダー装置 |
| JP2008292264A (ja) | 2007-05-24 | 2008-12-04 | Fujitsu Ten Ltd | レーダ装置、及びその制御方法 |
| EP2390679B1 (en) | 2010-05-27 | 2012-10-03 | Mitsubishi Electric R&D Centre Europe B.V. | Automotive radar with radio-frequency interference avoidance |
| EP2618173B1 (en) * | 2010-09-14 | 2021-04-14 | Panasonic Intellectual Property Management Co., Ltd. | Radar device |
| CN103869293B (zh) * | 2014-03-31 | 2016-03-02 | 武汉大学 | 一种实现同时接收天波和地波超视距雷达信号的方法 |
| WO2018028795A1 (en) * | 2016-08-12 | 2018-02-15 | Fastree3D Sa | Method and device for measuring a distance to a target in a multi-user environment by means of at least one detector |
| US10359504B2 (en) | 2016-09-30 | 2019-07-23 | Veoneer Us, Inc. | Apparatus and method for mitigating interference in an automotive radar system |
| US11703573B2 (en) * | 2016-11-30 | 2023-07-18 | Sony Semiconductor Solutions Corporation | Distance measurement device and distance measurement method |
| IL255982A (en) | 2017-11-29 | 2018-01-31 | Arbe Robotics Ltd | Detection, mitigation and prevention of mutual interference between fixed water radars in vehicles |
| IL259190A (en) | 2018-05-07 | 2018-06-28 | Arbe Robotics Ltd | System and method of fmcw time multiplexed mimo imaging radar using multi-band chirps |
| US11073599B2 (en) | 2018-05-07 | 2021-07-27 | Qualcomm Incorporated | Radar interference mitigation using a pseudorandom offset |
| CN109061632B (zh) * | 2018-08-20 | 2020-12-15 | 无锡若飞科技有限公司 | 一种无人机识别方法 |
| EP3620810B1 (en) * | 2018-09-05 | 2022-07-13 | Nxp B.V. | Radar interference detection |
| EP3637127B1 (en) * | 2018-10-12 | 2024-11-27 | Axis AB | Method, device, and system for interference reduction in a frequency-modulated continuous-wave radar unit |
-
2020
- 2020-05-11 EP EP20173888.7A patent/EP3910367B1/en active Active
-
2021
- 2021-03-30 US US17/216,749 patent/US11630183B2/en active Active
- 2021-04-01 TW TW110112136A patent/TWI820409B/zh active
- 2021-04-14 KR KR1020210048459A patent/KR102522096B1/ko active Active
- 2021-04-26 CN CN202110453114.1A patent/CN113640751B/zh active Active
- 2021-04-30 JP JP2021077033A patent/JP7356470B2/ja active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070186678A1 (en) * | 2006-02-13 | 2007-08-16 | Karl Griessbaum | Paired ZF Sampling for Pulse Running Time Filling Level Sensor |
| CN106199523A (zh) * | 2015-05-27 | 2016-12-07 | 松下知识产权经营株式会社 | 雷达装置及干扰防止方法 |
| US9543974B1 (en) * | 2015-09-18 | 2017-01-10 | Analog Devices, Inc. | Reducing switching error in data converters |
| KR20170142562A (ko) * | 2016-06-20 | 2017-12-28 | 주식회사 만도 | 레이더 신호 처리 장치 및 방법 |
| CN110907899A (zh) * | 2018-09-18 | 2020-03-24 | 英飞凌科技股份有限公司 | 用于确定雷达系统中的干扰的系统和方法 |
| CN109884599A (zh) * | 2019-03-15 | 2019-06-14 | 西安电子科技大学 | 一种雷达干扰方法、装置、计算机设备及存储介质 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20210137899A (ko) | 2021-11-18 |
| TW202146933A (zh) | 2021-12-16 |
| CN113640751B (zh) | 2023-09-08 |
| EP3910367A1 (en) | 2021-11-17 |
| CN113640751A (zh) | 2021-11-12 |
| JP2021192027A (ja) | 2021-12-16 |
| US11630183B2 (en) | 2023-04-18 |
| EP3910367B1 (en) | 2022-06-29 |
| KR102522096B1 (ko) | 2023-04-14 |
| JP7356470B2 (ja) | 2023-10-04 |
| US20210349179A1 (en) | 2021-11-11 |
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