JP5138935B2 - 自動車用の測定装置 - Google Patents
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- 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
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- 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
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- 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
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- 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
- G01S13/347—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 more than one modulation frequency
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- 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
- G01S2013/9323—Alternative operation using light waves
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- 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
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- 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
- G01S2013/93272—Sensor installation details in the back of the vehicles
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- 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
- G01S2013/93274—Sensor installation details on the side of the vehicles
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- 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
- G01S2013/93275—Sensor installation details in the bumper area
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- 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
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- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Description
送信信号s(t)と反射信号r(t)を混合するために、結合器32を介して送信信号s(t)が混合機38に供給される。混合機38は同相信号I(t)を出力する。
1…自動車、2、3…バンパ、4、5…サイドミラー、6、7…サイドドア、8…ハッチバック、10、14、15、16…距離および/または速度センサ、20…物体または障害物、30…レーダ装置、51…信号生成器、33、34、52、53、54…結合器、35…送信アンテナ、36…受信アンテナ、57…位相シフタ、39、58、89…混合機、40…レーダ装置、41、61…評価装置、42…乗算器、43…周波数分析装置、44…検出器、45…評価装置、50…光学測定装置、55…レーザ、56…光素子、60…光学センサ、A、B…信号シーケンス、A1、A2、A3、B1、B2、B3…信号部分、fHub.A、fHub.B…信号部分シーケンスの第1信号部分のキャリア周波数と、信号部分シーケンスの最終信号部分のキャリア周波数との間の差、fShift…周波数シフト、fT(t)…キャリア周波数、I(t)…同相信号、m(t)…複合混合信号、M(K)…複合スペクトル、Q(t)…直角信号、R…距離、r(t)、rl(t)…反射信号、s(t)、sl(t)…送信信号、t…時間、TBurst…時間期間、v…速度差分、vF…自動車の速度、vH…障害物の速度、ΔΨ…2つの混合信号の位相の差分、K…周波数、KA、KB…測定した複合混合信号の周波数
Claims (4)
- 測定装置(10、11、12、13、14、15、16、30、50)、特に、測定装置(10、11、12、13、14、15、16、30、50)と少なくとも1つの物体(20)との間の距離を測定するための、および/または前記測定装置(10、11、12、13、14、15、16、30、50)と前記少なくとも1つの物体(20)との間の速度差分(v)を測定するための、自動車(1)用の測定装置(10、11、12、13、14、15、16、30、50)であって、
前記測定装置(10、11、12、13、14、15、16、30、50)は、送信信号(s(t)、sl(t))を送信するための放出装置(35、55)を有し、前記送信信号は、少なくとも2つの信号部分シーケンス(A(t)、B(t)、C(t)、D(t))を含み、第1信号部分シーケンス(A(t))および第2信号部分シーケンス(B(t))の各々は、いくつかの引き続いて送出される信号部分(A1、A2、A3、B1、B2、B3)からなり、前記信号部分シーケンス(A(t)、B(t)、C(t)、D(t))の前記信号部分(A1、A2、A3、B1、B2、B3)は、調子を合わせて交互に送出され、
信号部分シーケンス(A(t)、B(t)、C(t)、D(t))の前記引き続いて送出される信号部分(A1、A2、A3、B1、B2、B3)は、各々の場合においてその周波数が1差分周波数(fHub.A/(N−1)、fHub.B/(N−1))だけ異なり、
前記第1信号部分シーケンス(A(t))の前記差分周波数(fHub.A/(N−1))は、前記第2信号部分シーケンス(B(t))の差分周波数(fHub.B/(N−1))とは異なり、
前記測定装置は、受信装置(36、56)と評価装置(41、61)をさらに有し、
前記受信装置は、前記少なくとも1つの物体(20)によって反射された前記送信信号(s(t)、sl(t))の反射信号(r(t)、rl(t))を受信し、
さらに前記受信装置は、第1混合信号(IA(t)、QA(t)、mA(t))、および第2混合信号(IB(t)、QB(t)、mB(t))を形成するために、前記第1信号部分シーケンス(A(t))を、前記少なくとも1つの物体(20)によって反射された前記反射信号(r(t)、rl(t))の前記第1信号部分シーケンス(A(t))の一部分と混合し、前記第2信号部分シーケンス(B(t))を、前記少なくとも1つの物体(20)により反射された前記反射信号(r(t)、rl(t))の第2信号部分シーケンス(B(t))の一部分と混合するための混合機(38、39、58、59)を有しており、
前記評価装置は、前記第1混合信号および前記第2混合信号の測定された周波数または複数の周波数(KA,KB)を確定すると共に、前記測定装置(10、11、12、13、14、15、16、30、50)と前記少なくとも1つの物体(20)との間の前記距離、及び/または速度差分(v)を、前記第1混合信号(IA(t)、QA(t)、mA(t))の前記測定した周波数または複数の周波数(KA)、及び前記第2混合信号(IB(t)、QB(t)、mB(t))の前記測定した周波数または複数の周波数(KB)の関数として決定することが可能である、
測定装置。 - 前記評価装置(41、61)により、前記第1混合信号(IA(t)、QA(t)、mA(t))の位相と前記第2混合信号(IB(t)、QB(t)、mB(t))の位相との間の差分(ΔΨ)を決定することが可能になり、
前記評価装置(41、61)により、前記測定装置(10、11、12、13、14、15、16、30、50)と前記少なくとも1つの物体(20)との間の前記距離、および/または前記速度差分(v)を、前記第1混合信号(IA(t)、QA(t)、mA(t))の位相と前記第2混合信号(IB(t)、QB(t)、mB(t))の位相との間の差分(ΔΨ)の関数として決定することが可能になる、請求項1に記載の測定装置(10、11、12、13、14、15、16、30、50)。 - 測定装置(10、11、12、13、14、15、16、30、50)と少なくとも1つの物体(20)との間の距離を測定するための、および/または、前記測定装置(10、11、12、13、14、15、16、30、50)と前記少なくとも1つの物体(20)との間の速度差分(v)を測定するための方法であって、前記方法は、
前記測定装置が、送信信号(s(t)、sl(t))を送信するステップを備え、
前記送信信号(s(t)、sl(t))は、少なくとも2つの信号部分シーケンス(A(t)、B(t)、C(t)、D(t))を有し、その第1信号部分シーケンス(A(t))および第2信号部分シーケンス(B(t))の各々は、いくつかの引き続いて送出される信号部分(A1、A2、A3、B1、B2、B3)からなり、前記信号部分シーケンス(A(t)、B(t)、C(t)、D(t))の前記信号部分(A1、A2、A3、B1、B2、B3)は、調子を合わせて交互に送出され、
信号部分シーケンス(A(t)、B(t)、C(t)、D(t))の前記引き続いて送出される信号部分(A1、A2、A3、B1、B2、B3)は、各々の場合においてその周波数が1差分周波数(fHub.A/(N−1)、fHub.B/(N−1))だけ異なり、
前記第1信号部分シーケンス(A(t))の前記差分周波数(fHub.A/(N−1))が、前記第2信号部分シーケンス(B(t))の前記差分周波数(fHub.B/(N−1))とは異なり、
前記少なくとも1つの物体(20)によって反射された前記送信信号(s(t)、sl(t))の反射信号(r(t)、rl(t))を受信するステップを更に備え、
第1混合信号(IA(t)、QA(t)、mA(t))を形成するために、前記第1信号部分シーケンス(A(t))を、前記反射信号(r(t)、rl(t))の前記第1信号部分シーケンス(A(t))の一部分と混合するステップと、
第2混合信号(IB(t)、QB(t)、mB(t))を形成するために、前記第2信号部分シーケンス(B(t))を、前記少なくとも1つの物体(20)により反射された前記反射信号(r(t)、rl(t))の前記第2信号部分シーケンス(B(t))の一部分と混合するステップであって、また、前記第1混合信号(IA(t)、QA(t)、mA(t))及び前記第2混合信号(IB(t)、QB(t)、mB(t))の支配的な周波数(KA,KB)を確定するステップと、
前記測定装置(10、11、12、13、14、15、16、30、50)と前記少なくとも1つの物体(20)との間の距離、及び/または速度差分(v)を、前記第1混合信号(IA(t)、QA(t)、mA(t))の前記支配的な周波数(KA)、及び前記第2混合信号(IB(t)、QB(t)、mB(t))の前記支配的な周波数(KB)の関数として決定するステップと、
を備える方法。 - 前記第1混合信号(IA(t)、QA(t)、mA(t))の位相と前記第2混合信号(IB(t)、QB(t)、mB(t))の位相との間の差分(ΔΨ)が決定され、
前記測定装置(10、11、12、13、14、15、16、30、50)と前記少なくとも1つの物体(20)との間の距離、及び/または速度差分(v)が、前記第1混合信号(IA(t)、QA(t)、mA(t))の位相と前記第2混合信号(IB(t)、QB(t)、mB(t))の位相との間の差分(ΔΨ)の関数として決定される、請求項3に記載の方法。
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DE10349919.9 | 2003-10-25 | ||
DE10349919A DE10349919A1 (de) | 2003-10-25 | 2003-10-25 | Messgerät für ein Kraftfahrzeug |
PCT/EP2004/010550 WO2005050249A1 (de) | 2003-10-25 | 2004-09-21 | Messeinrichtung für ein kraftfahrzeug |
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JP2007509330A5 JP2007509330A5 (ja) | 2007-07-26 |
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US (1) | US7982660B2 (ja) |
EP (1) | EP1680688B1 (ja) |
JP (1) | JP5138935B2 (ja) |
CN (1) | CN1890578B (ja) |
CA (1) | CA2541242C (ja) |
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JP4977443B2 (ja) * | 2006-10-31 | 2012-07-18 | 日立オートモティブシステムズ株式会社 | レーダ装置及びレーダ検出方法 |
JP4871104B2 (ja) * | 2006-11-24 | 2012-02-08 | 日立オートモティブシステムズ株式会社 | レーダ装置及び信号処理方法 |
DE102008034997A1 (de) | 2007-07-28 | 2009-02-26 | Volkswagen Ag | Verfahren zum Bestimmen der Azimutwinkel von Objekten in Bezug auf ein Messgerät |
JP4724694B2 (ja) | 2007-08-08 | 2011-07-13 | 日立オートモティブシステムズ株式会社 | 電波レーダ装置 |
DE102010015723B4 (de) | 2010-04-21 | 2023-10-12 | Volkswagen Ag | Verfahren und Vorrichtung zum Erfassen einer Bewegung eines Straßenfahrzeugs |
US9603555B2 (en) * | 2010-05-17 | 2017-03-28 | Industrial Technology Research Institute | Motion/vibration detection system and method with self-injection locking |
US8125373B2 (en) * | 2010-07-23 | 2012-02-28 | Toyota Motor Engineering & Manufacturing North America, Inc. | Microwave system utilizing elevational scanning by frequency hopping |
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EP1519204B1 (de) * | 2003-09-29 | 2010-03-24 | Volkswagen Aktiengesellschaft | Multistatischer Radar für ein Kraftfahrzeug |
-
2003
- 2003-10-25 DE DE10349919A patent/DE10349919A1/de not_active Withdrawn
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2004
- 2004-09-21 US US10/577,187 patent/US7982660B2/en not_active Expired - Fee Related
- 2004-09-21 EP EP04765430.6A patent/EP1680688B1/de not_active Expired - Lifetime
- 2004-09-21 CA CA2541242A patent/CA2541242C/en not_active Expired - Lifetime
- 2004-09-21 CN CN2004800311594A patent/CN1890578B/zh not_active Expired - Fee Related
- 2004-09-21 JP JP2006535968A patent/JP5138935B2/ja not_active Expired - Fee Related
- 2004-09-21 WO PCT/EP2004/010550 patent/WO2005050249A1/de active Search and Examination
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CN1890578B (zh) | 2010-04-28 |
CA2541242C (en) | 2013-05-21 |
DE10349919A1 (de) | 2005-05-25 |
JP2007509330A (ja) | 2007-04-12 |
EP1680688B1 (de) | 2016-09-14 |
CA2541242A1 (en) | 2005-06-02 |
US20080068251A1 (en) | 2008-03-20 |
WO2005050249A1 (de) | 2005-06-02 |
EP1680688A1 (de) | 2006-07-19 |
US7982660B2 (en) | 2011-07-19 |
CN1890578A (zh) | 2007-01-03 |
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