JP6801214B2 - Mimoレーダ装置及び車両 - Google Patents
Mimoレーダ装置及び車両 Download PDFInfo
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- JP6801214B2 JP6801214B2 JP2016081205A JP2016081205A JP6801214B2 JP 6801214 B2 JP6801214 B2 JP 6801214B2 JP 2016081205 A JP2016081205 A JP 2016081205A JP 2016081205 A JP2016081205 A JP 2016081205A JP 6801214 B2 JP6801214 B2 JP 6801214B2
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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
-
- 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
-
- 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
-
- 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
-
- 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
- H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
-
- 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
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
- H01Q5/42—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements using two or more imbricated arrays
-
- 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
- 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
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Security & Cryptography (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Radar Systems Or Details Thereof (AREA)
Description
1.本開示の実施の形態
1.1.MIMOレーダ装置の構成例
1.2.MIMOレーダ装置の動作例
1.3.MIMOレーダ装置の変形例
2.まとめ
[1.1.MIMOレーダ装置の構成例]
まず、図面を参照しながら本開示の実施の形態に係るMIMOレーダ装置の構成例を説明する。
図4は、本開示の実施の形態に係るMIMOレーダ装置1の動作例を説明する流れ図である。図4に示したのは、本開示の実施の形態に係るMIMOレーダ装置1が備えている信号処理装置100の動作例である。以下、図4を用いて本開示の実施の形態に係るMIMOレーダ装置1の動作例について説明する。
続いて、本開示の実施の形態に係るMIMOレーダ装置1の変形例を説明する。
以上説明したように、本開示の実施の形態によれば、複数のアンテナ素子からなり、完全ゴロム定規、等間隔、2レベルNested Arrayなどの所定のルールによって当該アンテナ素子が配置される第1のアレーアンテナと、複数のアンテナ素子からなり、当該複数のアンテナ素子の内、少なくとも2つのアンテナ素子が当該第1のアレーアンテナを挟んで設けられる第2のアレーアンテナと、を備える、MIMOレーダ装置が提供される。
(1)
L個(L≧2)の複数のアンテナ素子が第1のルールにより一方向に配置される第1のアレーアンテナと、
M個(M≧2)の複数のアンテナ素子が第2のルールにより前記第1のアレーアンテナと同一の方向に配置されるとともに当該複数のアンテナ素子の内、少なくとも2つのアンテナ素子が当該第1のアレーアンテナを挟んで設けられる第2のアレーアンテナと、
を備える、MIMOレーダ装置。
(2)
前記第1のルールは、完全ゴロム定規の位置に従って配置されることである、前記(1)に記載のMIMOレーダ装置。
(3)
前記第1のルールは、2レベルNested Arrayに従って配置されることである、前記(1)に記載のMIMOレーダ装置。
(4)
前記第1のルールは、等間隔に配置されることである、前記(1)に記載のMIMOレーダ装置。
(5)
前記第2のルールは、前記第1のアレーアンテナを挟むアンテナ素子の間隔に上限が設けられることである、前記(1)〜(4)のいずれかに記載のMIMOレーダ装置。
(6)
前記上限は、前記第1のアレーアンテナまたは前記第2のアレーアンテナが等間隔にアンテナ素子を設けた場合と等価となるための上限である、前記(5)に記載のMIMOレーダ装置。
(7)
前記第1のアレーアンテナまたは前記第2のアレーアンテナのいずれかがレーダ信号を送信し、他方がレーダエコー信号を受信する、前記(1)〜(6)のいずれかに記載のMIMOレーダ装置。
(8)
受信した前記レーダエコー信号に対する信号処理を行う信号処理部をさらに備える、前記(7)に記載のMIMOレーダ装置。
(9)
前記信号処理部は、前記レーダエコー信号からL×M個のMIMO展開された受信信号ベクトルを生成する展開部と、
前記展開部が生成した受信信号ベクトルから、L×M行、L×M列の相関行列を生成する相関行列生成部と、
前記相関行列の要素を拡張データベクトルにマッピングする拡張データ生成部と、
を含む、前記(8)に記載のMIMOレーダ装置。
(10)
第1のアレーアンテナに含まれるL個(L≧2)の複数のアンテナ素子のアンテナ端子が一辺に設けられ、第2のアレーアンテナに含まれるM個(M≧2)の複数のアンテナ素子のアンテナ端子が、前記一辺に直交する両側の辺に設けられる信号処理装置を備える、MIMOレーダ装置。
(11)
前記(1)〜(10)のいずれかに記載のMIMOレーダ装置を備える、車両。
10 受信アレーアンテナ
20 送信アレーアンテナ
Claims (5)
- L個(L≧2)の複数の第1のアンテナ素子が完全ゴロム定規の配列方法に従って決定された、一方向に沿った位置に配置される第1のアレーアンテナと、
M個(M≧2)の複数の第2のアンテナ素子が、前記第1のアレーアンテナと同一の方向に配置されるとともに当該複数の第2のアンテナ素子の内、少なくとも2つの前記第2のアンテナ素子が当該第1のアレーアンテナを挟んで設けられる第2のアレーアンテナと、
を備え、
前記第2のアンテナ素子の最小間隔は、前記第1のアレーアンテナの全幅よりも広く、
且つ、前記第1のアンテナ素子の最小間隔dに係数kを乗算した数式で示すことができ、
前記係数kの上限は、以下の(数式1)で示される、
MIMOレーダ装置。
- 前記第1のアレーアンテナまたは前記第2のアレーアンテナのいずれかがレーダ信号を送信し、他方がレーダエコー信号を受信する、請求項1に記載のMIMOレーダ装置。
- 受信した前記レーダエコー信号に対する信号処理を行う信号処理部をさらに備える、請求項2に記載のMIMOレーダ装置。
- 前記信号処理部は、前記レーダエコー信号からL×M個のMIMO展開された受信信号ベクトルを生成する展開部と、
前記展開部が生成した受信信号ベクトルから、L×M行、L×M列の相関行列を生成する相関行列生成部と、
前記相関行列の要素を拡張データベクトルにマッピングする拡張データ生成部と、
を含む、請求項3に記載のMIMOレーダ装置。 - 請求項1〜4のいずれか1項に記載のMIMOレーダ装置を備える、車両。
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016081205A JP6801214B2 (ja) | 2016-04-14 | 2016-04-14 | Mimoレーダ装置及び車両 |
| EP17719019.6A EP3443617A1 (en) | 2016-04-14 | 2017-04-07 | Mimo radar device and vehicle |
| CN202111081396.3A CN113608173B (zh) | 2016-04-14 | 2017-04-07 | Mimo雷达装置和车辆 |
| US16/078,772 US10942268B2 (en) | 2016-04-14 | 2017-04-07 | MIMO radar device and vehicle |
| PCT/JP2017/014576 WO2017179515A1 (en) | 2016-04-14 | 2017-04-07 | Mimo radar device and vehicle |
| CN201780013487.9A CN108701907B (zh) | 2016-04-14 | 2017-04-07 | Mimo雷达装置、车辆及天线系统 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016081205A JP6801214B2 (ja) | 2016-04-14 | 2016-04-14 | Mimoレーダ装置及び車両 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017191033A JP2017191033A (ja) | 2017-10-19 |
| JP6801214B2 true JP6801214B2 (ja) | 2020-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2016081205A Expired - Fee Related JP6801214B2 (ja) | 2016-04-14 | 2016-04-14 | Mimoレーダ装置及び車両 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10942268B2 (ja) |
| EP (1) | EP3443617A1 (ja) |
| JP (1) | JP6801214B2 (ja) |
| CN (2) | CN108701907B (ja) |
| WO (1) | WO2017179515A1 (ja) |
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| US11879989B2 (en) | 2016-12-05 | 2024-01-23 | Echodyne Corp. | Antenna subsystem with analog beam-steering transmit array and sparse hybrid analog and digital beam-steering receive array |
| ES2998472T3 (en) * | 2016-12-05 | 2025-02-20 | Echodyne Corp | Antenna subsystem with analog beam-steering transmit array and digital beam-forming receive array |
| WO2018196001A1 (en) * | 2017-04-28 | 2018-11-01 | SZ DJI Technology Co., Ltd. | Sensing assembly for autonomous driving |
| US10670712B2 (en) * | 2018-01-04 | 2020-06-02 | Analog Devices, Inc. | Methods and apparatus for a MIMO radar |
| CN108196255A (zh) * | 2018-03-23 | 2018-06-22 | 加特兰微电子科技(上海)有限公司 | 一种车用毫米波雷达系统 |
| CN108445478A (zh) * | 2018-03-23 | 2018-08-24 | 加特兰微电子科技(上海)有限公司 | 一种车用毫米波角雷达系统 |
| KR102099388B1 (ko) * | 2018-05-08 | 2020-04-09 | 서울대학교산학협력단 | 안테나 어레이 외삽을 이용한 레이더 수신신호의 도착방향 추정 방법 및 장치 |
| JP7152193B2 (ja) | 2018-06-07 | 2022-10-12 | 株式会社デンソーテン | レーダ装置 |
| JP7248970B2 (ja) * | 2018-08-01 | 2023-03-30 | 株式会社デンソー | 到来方向推定装置及び到来方向推定方法 |
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| SG11202111694WA (en) | 2019-04-26 | 2021-11-29 | Beijing Xiaomi Mobile Software Co Ltd | Antenna panel application method, apparatus and storage medium |
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| US10812154B1 (en) | 2019-10-22 | 2020-10-20 | Semiconductor Components Industries, Llc | MIMO radar with receive antenna multiplexing |
| DE102019133977A1 (de) * | 2019-12-11 | 2021-06-17 | Valeo Schalter Und Sensoren Gmbh | Verfahren zur Ermittlung von wenigstens einer Objektinformation wenigstens eines Objektes, das mit einem Radarsystem erfasst wird und Radarsystem |
| JP2021139762A (ja) * | 2020-03-05 | 2021-09-16 | 株式会社東芝 | レーダ装置及び送受信方法 |
| DE102020119934A1 (de) | 2020-07-29 | 2022-02-03 | Valeo Schalter Und Sensoren Gmbh | Verfahren zum Betreiben eines Radarsystems, Radarsystem und Fahrzeug mit wenigstens einem Radarsystem |
| DE102020119936A1 (de) | 2020-07-29 | 2022-02-03 | Valeo Schalter Und Sensoren Gmbh | Radarsystem, Antennenarray für ein Radarsystem, Fahrzeug mit wenigstens einem Radarsystem und Verfahren zum Betreiben wenigstens eines Radarsystems |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108701907B (zh) | 2021-10-01 |
| CN113608173B (zh) | 2024-03-19 |
| JP2017191033A (ja) | 2017-10-19 |
| US10942268B2 (en) | 2021-03-09 |
| WO2017179515A1 (en) | 2017-10-19 |
| CN108701907A (zh) | 2018-10-23 |
| US20190049577A1 (en) | 2019-02-14 |
| CN113608173A (zh) | 2021-11-05 |
| EP3443617A1 (en) | 2019-02-20 |
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