JP2020513558A - 自動車のためのmimoレーダセンサ - Google Patents
自動車のためのmimoレーダセンサ Download PDFInfo
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- JP2020513558A JP2020513558A JP2019531046A JP2019531046A JP2020513558A JP 2020513558 A JP2020513558 A JP 2020513558A JP 2019531046 A JP2019531046 A JP 2019531046A JP 2019531046 A JP2019531046 A JP 2019531046A JP 2020513558 A JP2020513558 A JP 2020513558A
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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
- G01S7/03—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
- G01S13/003—Bistatic radar systems; Multistatic radar 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
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
-
- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/3208—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used
- H01Q1/3233—Adaptation for use in or on road or rail vehicles characterised by the application wherein the antenna is used particular used as part of a sensor or in a security system, e.g. for automotive radar, navigation systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/0006—Particular feeding systems
- H01Q21/0025—Modular arrays
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
- H01Q21/061—Two dimensional planar arrays
- H01Q21/065—Patch antenna array
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/28—Combinations of substantially independent non-interacting antenna units or systems
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
-
- 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
- G01S13/343—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 sawtooth modulation
-
- 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
- G01S13/42—Simultaneous measurement of distance and other co-ordinates
- G01S13/422—Simultaneous measurement of distance and other co-ordinates sequential lobing, e.g. conical scan
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Electromagnetism (AREA)
- Radar Systems Or Details Thereof (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Abstract
Description
Δ=sinι
によって与えられる。
Δφ=(2π/λ)*d*sinθ
が成り立つ。
Δφ=(2π/λ)*2λ*sin30°=2π=0
が得られる。
φi=(2π/λ)*(yi *sinθ*cosφ+zi *sinφ)
arx,i=exp(jφi)
12 制御・評価装置
RX1〜RX4,RX5〜RX8 受信アンテナ
TX1〜TX3、TX1a〜TX4a、TX1b〜TX4b 送信アンテナ
Claims (11)
- 互いに垂直の2つの方向(y,z)で角度分解をする、前記両方の方向のうち第1の方向(y)で互いにオフセットされて配置された複数の受信アンテナ(RX1〜RX4;RX1〜RX8)ならびに複数の送信アンテナ(TX1〜TX3;TX1a〜T4a,TX1b〜TX4b)を有するアンテナ構造(10;10’;10’’;10’’’;10’’’’)と、前記送信アンテナを励起するため、および前記受信アンテナの信号を評価するための制御・評価装置(12)とを有する、自動車のためのMIMOレーダセンサにおいて、前記アンテナ構造(10;10’;10’’;10’’’;10’’’’)が、第1の方向(y)でも第2の方向(z)でも互いにオフセットされて配置された、選択的に励起可能な少なくとも3つの送信アンテナ(TX1〜TX3;TX1a〜T4a,TX1b〜TX4b)を有しており、前記制御・評価装置(12)は前記送信アンテナの異なる励起で得られる信号を参照した第1および第2の方向での二次元の角度見積りのために構成されることを特徴とするレーダセンサ。
- 少なくとも4つの受信アンテナ(RX1〜RX4)が第1の方向(y)に延びる直線上に均等な間隔で配置される、請求項1に記載のレーダセンサ。
- それぞれ2つの隣接する受信アンテナの間の間隔はλ/2よりも大きく、このときλはレーダ波の波長であり、前記制御・評価装置(12)は異なる送信アンテナの励起によってMIMO原理に基づいて第1の方向(y)で角度見積りを実行するためにコンフィグレーションされる、請求項2に記載のレーダセンサ。
- 少なくとも2つの送信アンテナ(TX1,TX3)が第1の方向(y)で、隣接する2つの受信アンテナの間のオフセットよりも小さいオフセットを互いに有している、請求項3に記載のレーダセンサ。
- 前記アンテナ構造(10’;10’’)は、第1の方向(y)でペアごとに異なる間隔を相互に有し、第2の方向(z)で同じ高さに位置する少なくとも2つのペアの送信アンテナ(TX1a,TX1b〜TX4a,TX4b)を有している、請求項1から4までのいずれか1項に記載のレーダセンサ。
- 前記アンテナ構造(10’’’;10’’’’)は、第2の方向(z)で相互にオフセットされ、すべてのペアにおいて両方の前記アンテナが第1の方向(y)で同じ間隔を相互に有する複数のペアの送信アンテナ(TX1a〜TX4a,TX1b〜TX4b)を有している、請求項1から4までのいずれか1項に記載のレーダセンサ。
- 第1の方向(y)で同じ位置を有し、第2の方向(z)で相互にオフセットされた少なくとも2つのアレイの受信アンテナ(RX1〜RX4,RX5〜RX8)を有している、請求項1から6までのいずれか1項に記載のレーダセンサ。
- 前記アンテナ構造(10’’’)は第2の方向(z)で相互にオフセットされた少なくとも4つの送信アンテナ(TX1a〜TX4a,TX1b〜TX4b)を有しており、前記制御・評価装置(12)は第2の方向(z)で多重目標物角度見積りを実行するためにコンフィグレーションされる、請求項1から7までのいずれか1項に記載のレーダセンサ。
- 前記送信アンテナおよび/または前記受信アンテナがアレイアンテナとして構成される、請求項1から8までのいずれか1項に記載のレーダセンサ。
- 少なくとも2つの送信アンテナが第1の方向(y)で相互にオフセットされ、第2の方向(z)で互いに重なり合う、請求項9に記載のレーダセンサ。
- 少なくとも2つの送信アンテナが第2の方向(z)で相互にオフセットされ、第1の方向(y)で互いに重なり合う、請求項9または10に記載のレーダセンサ。
Priority Applications (1)
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JP2021141242A JP7199485B2 (ja) | 2016-12-14 | 2021-08-31 | 自動車のためのmimoレーダセンサ |
Applications Claiming Priority (3)
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DE102016224900.2 | 2016-12-14 | ||
DE102016224900.2A DE102016224900A1 (de) | 2016-12-14 | 2016-12-14 | MIMO-Radarsensor für Kraftfahrzeuge |
PCT/EP2017/076680 WO2018108359A1 (de) | 2016-12-14 | 2017-10-19 | Mimo-radarsensor für kraftfahrzeuge |
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JP2021141242A Division JP7199485B2 (ja) | 2016-12-14 | 2021-08-31 | 自動車のためのmimoレーダセンサ |
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JP2019531046A Pending JP2020513558A (ja) | 2016-12-14 | 2017-10-19 | 自動車のためのmimoレーダセンサ |
JP2021141242A Active JP7199485B2 (ja) | 2016-12-14 | 2021-08-31 | 自動車のためのmimoレーダセンサ |
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US (1) | US11131749B2 (ja) |
EP (1) | EP3555654A1 (ja) |
JP (2) | JP2020513558A (ja) |
KR (1) | KR102335499B1 (ja) |
CN (1) | CN110073237B (ja) |
DE (1) | DE102016224900A1 (ja) |
WO (1) | WO2018108359A1 (ja) |
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DE102016224900A1 (de) | 2018-06-14 |
KR102335499B1 (ko) | 2021-12-07 |
KR20190093647A (ko) | 2019-08-09 |
CN110073237B (zh) | 2023-11-14 |
US11131749B2 (en) | 2021-09-28 |
US20190391230A1 (en) | 2019-12-26 |
WO2018108359A1 (de) | 2018-06-21 |
CN110073237A (zh) | 2019-07-30 |
EP3555654A1 (de) | 2019-10-23 |
JP2021183985A (ja) | 2021-12-02 |
JP7199485B2 (ja) | 2023-01-05 |
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