JP4519780B2 - レーダー装置及びその故障診断方法 - Google Patents
レーダー装置及びその故障診断方法 Download PDFInfo
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- JP4519780B2 JP4519780B2 JP2006016587A JP2006016587A JP4519780B2 JP 4519780 B2 JP4519780 B2 JP 4519780B2 JP 2006016587 A JP2006016587 A JP 2006016587A JP 2006016587 A JP2006016587 A JP 2006016587A JP 4519780 B2 JP4519780 B2 JP 4519780B2
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- Prior art keywords
- transmission
- reception
- antenna
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- signal
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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
- G01S7/4021—Means for monitoring or calibrating of parts of a radar system of receivers
-
- 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
-
- 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
- G01S13/88—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
- 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
- G01S2013/9327—Sensor installation details
- G01S2013/93271—Sensor installation details in the front of the 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
- G01S7/356—Receivers involving particularities of 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)
- Radar Systems Or Details Thereof (AREA)
Description
Claims (4)
- 送信波を空間に送信する送信アンテナと前記送信波の物標で反射された反射波を受信する受信アンテナとを兼用する送受信アンテナを有するレーダー装置において、
前記送受信アンテナの送信と受信とを切り替える送受信切り替え手段と、
前記送受信アンテナで受信した信号と前記送受信切り替え手段の故障による内部経路信号とを含む受信信号の電力値が閾値より大きいとき前記送受信切り替え手段が故障したと判断する故障検出手段と
を備えることを特徴とするレーダー装置。 - 前記送受信アンテナが複数あり、前記送受信切り替え手段が前記複数の送受信アンテナ夫々に設けられているとき、前記故障検出手段はいずれか一つの前記送受信アンテナで受信した前記受信信号の電力値が前記閾値よりも大きいと前記送受信切り替え手段は故障であると判断することを特徴とする請求項1記載のレーダー装置。
- 更に、前記送受信切り替え手段と前記送受信アンテナとの間に前記送受信切り替え手段から出力された前記受信信号の利得を制御する利得制御手段を備え、
前記故障検出手段は前記利得制御手段により利得が制御された前記受信信号の電力値が前記閾値よりも大きいときに前記送受信切り替え手段が故障したと判断することを特徴とする請求項1又は2記載のレーダー装置。 - 送信波を空間に送信する送信アンテナと前記送信波の物標で反射された反射波を受信する受信アンテナとを兼用する送受信アンテナを有するレーダー装置における故障検出方法おいて、
前記送受信アンテナで受信した信号と、前記送受信アンテナの送信と受信とを切り替える送受信切り替え手段の故障による内部経路信号と、を含む受信信号の電力値が閾値より大きいとき、前記送受信切り替え手段が故障したと判断する、
ことを特徴とする故障検出方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006016587A JP4519780B2 (ja) | 2006-01-25 | 2006-01-25 | レーダー装置及びその故障診断方法 |
US11/626,627 US7397419B2 (en) | 2006-01-25 | 2007-01-24 | Radar apparatus and failure detection method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006016587A JP4519780B2 (ja) | 2006-01-25 | 2006-01-25 | レーダー装置及びその故障診断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007198846A JP2007198846A (ja) | 2007-08-09 |
JP4519780B2 true JP4519780B2 (ja) | 2010-08-04 |
Family
ID=38285012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006016587A Expired - Fee Related JP4519780B2 (ja) | 2006-01-25 | 2006-01-25 | レーダー装置及びその故障診断方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7397419B2 (ja) |
JP (1) | JP4519780B2 (ja) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4519780B2 (ja) * | 2006-01-25 | 2010-08-04 | 富士通株式会社 | レーダー装置及びその故障診断方法 |
JP4224096B2 (ja) * | 2006-10-27 | 2009-02-12 | 三菱電機株式会社 | レーダ装置 |
JP4337887B2 (ja) * | 2007-02-21 | 2009-09-30 | 株式会社デンソー | 車載ミリ波レーダ装置 |
KR101137038B1 (ko) * | 2010-01-05 | 2012-04-19 | 주식회사 만도 | 레이더 장치, 안테나 장치 및 데이터 획득 방법 |
JP5684533B2 (ja) * | 2010-10-21 | 2015-03-11 | 日本電産エレシス株式会社 | 電子走査型レーダ装置、受信波方向推定方法及び受信波方向推定プログラム |
JP5312503B2 (ja) * | 2011-03-16 | 2013-10-09 | 三菱電機株式会社 | レーダ装置 |
KR101196390B1 (ko) * | 2012-04-27 | 2012-11-05 | (주)에스티앤씨 | I/q 신호 오차 보상 방법 및 이를 이용한 레이더 시스템 |
KR101738020B1 (ko) | 2012-12-21 | 2017-05-19 | 오토리브 디벨로프먼트 에이비 | 차량 레이더 진단 장치 |
JP6318483B2 (ja) | 2013-06-28 | 2018-05-09 | 株式会社デンソー | 電子装置の製造方法および限界値設定装置 |
US9453910B2 (en) * | 2014-04-23 | 2016-09-27 | Ford Global Technologies, Llc | Detecting radar blockage based on drive history |
JP6376901B2 (ja) * | 2014-08-26 | 2018-08-22 | 株式会社デンソーテン | 受信信号処理装置、レーダ装置、および物標検知方法 |
US10641866B2 (en) * | 2016-08-05 | 2020-05-05 | Texas Instruments Incorporated | Failure detection in a radar system |
US10768278B2 (en) * | 2016-10-25 | 2020-09-08 | Texas Instruments Incorporated | Field monitoring of analog signals in a radar system |
KR101743658B1 (ko) | 2016-12-28 | 2017-06-07 | (주)에스이티시스템 | 단파 해양 레이더 시스템 |
IL250253B (en) | 2017-01-24 | 2021-10-31 | Arbe Robotics Ltd | A method for separating targets and echoes from noise, in radar signals |
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 for frequency hopping MIMO FMCW imaging radar |
CN112219128A (zh) * | 2018-06-07 | 2021-01-12 | 三菱电机株式会社 | 雷达装置、雷达装置的故障检测方法和雷达装置的运用方法 |
US11047956B2 (en) * | 2018-06-14 | 2021-06-29 | Semiconductor Components Industries, Llc | Reconfigurable MIMO radar |
IL260695A (en) | 2018-07-19 | 2019-01-31 | Arbe Robotics Ltd | Method and device for eliminating waiting times in a radar system |
IL260696A (en) | 2018-07-19 | 2019-01-31 | Arbe Robotics Ltd | Method and device for structured self-testing of radio frequencies in a radar system |
IL260694A (en) | 2018-07-19 | 2019-01-31 | Arbe Robotics Ltd | Method and device for two-stage signal processing in a radar system |
IL261636A (en) | 2018-09-05 | 2018-10-31 | Arbe Robotics Ltd | Deflected MIMO antenna array for vehicle imaging radars |
IT201900002319A1 (it) | 2019-02-18 | 2020-08-18 | Inxpect S P A | Sistema di rilevamento di oggetti in un ambiente |
IL271269A (en) | 2019-12-09 | 2021-06-30 | Arbe Robotics Ltd | Radom for a planar antenna for car radar |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56128469A (en) * | 1980-03-13 | 1981-10-07 | Mitsubishi Electric Corp | Radar device |
JPS63108210U (ja) * | 1986-12-27 | 1988-07-12 | ||
JPH01131474A (ja) * | 1987-11-17 | 1989-05-24 | Mitsubishi Electric Corp | レーダ装置 |
JPH10282229A (ja) * | 1997-04-03 | 1998-10-23 | Honda Motor Co Ltd | Fmレーダ装置 |
JP2000147087A (ja) * | 1998-11-11 | 2000-05-26 | Fujitsu Ten Ltd | ミリ波レーダのゲインコントロール装置及び方法 |
US20050128127A1 (en) * | 2003-11-06 | 2005-06-16 | Tevs Nikolai R. | Radar for ground speed measurement |
Family Cites Families (9)
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JPH05315996A (ja) | 1992-05-08 | 1993-11-26 | Fujitsu Ltd | 無線装置の故障自己診断方式 |
JP3260948B2 (ja) | 1993-12-29 | 2002-02-25 | 富士通テン株式会社 | 自己診断機能付きレーダー装置、および、平面アンテナ |
JPH1010227A (ja) | 1996-06-24 | 1998-01-16 | Nec Home Electron Ltd | Fm−cwレーダ装置及びその故障診断方法 |
JP3575334B2 (ja) | 1998-09-07 | 2004-10-13 | 株式会社デンソー | Fmcwレーダ装置 |
JP3455480B2 (ja) | 1999-10-15 | 2003-10-14 | 三菱電機株式会社 | 電波送受信装置の自己診断システム |
JP3353765B2 (ja) | 1999-11-18 | 2002-12-03 | 日本電気株式会社 | Fmcwレーダーの自己診断システム及び方法 |
JP3995500B2 (ja) | 2002-02-27 | 2007-10-24 | 富士通テン株式会社 | レーダ装置のアンテナ軸の調整方法、レーダ装置、レーダ装置の製造方法、及びレーダ装置のアンテナ軸の調整装置 |
JP2006003097A (ja) | 2004-06-15 | 2006-01-05 | Fujitsu Ten Ltd | レーダ装置 |
JP4519780B2 (ja) * | 2006-01-25 | 2010-08-04 | 富士通株式会社 | レーダー装置及びその故障診断方法 |
-
2006
- 2006-01-25 JP JP2006016587A patent/JP4519780B2/ja not_active Expired - Fee Related
-
2007
- 2007-01-24 US US11/626,627 patent/US7397419B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56128469A (en) * | 1980-03-13 | 1981-10-07 | Mitsubishi Electric Corp | Radar device |
JPS63108210U (ja) * | 1986-12-27 | 1988-07-12 | ||
JPH01131474A (ja) * | 1987-11-17 | 1989-05-24 | Mitsubishi Electric Corp | レーダ装置 |
JPH10282229A (ja) * | 1997-04-03 | 1998-10-23 | Honda Motor Co Ltd | Fmレーダ装置 |
JP2000147087A (ja) * | 1998-11-11 | 2000-05-26 | Fujitsu Ten Ltd | ミリ波レーダのゲインコントロール装置及び方法 |
US20050128127A1 (en) * | 2003-11-06 | 2005-06-16 | Tevs Nikolai R. | Radar for ground speed measurement |
Also Published As
Publication number | Publication date |
---|---|
US20070171123A1 (en) | 2007-07-26 |
US7397419B2 (en) | 2008-07-08 |
JP2007198846A (ja) | 2007-08-09 |
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