JPWO2021058449A5 - - Google Patents
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- JPWO2021058449A5 JPWO2021058449A5 JP2022518320A JP2022518320A JPWO2021058449A5 JP WO2021058449 A5 JPWO2021058449 A5 JP WO2021058449A5 JP 2022518320 A JP2022518320 A JP 2022518320A JP 2022518320 A JP2022518320 A JP 2022518320A JP WO2021058449 A5 JPWO2021058449 A5 JP WO2021058449A5
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- radar sensor
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Description
前記レーダセンサシステムは、異なる動作モードを有しているので、長時間にわたる動作中に、前記レーダセンサシステムのエネルギー消費も低減することができる。このように、前記第1の動作モードはエネルギー消費を抑えることができ、それにより、長時間にわたって前記車両のエネルギー供給部に過度な負荷を与えない。前記第1の動作モードは、ユーザの接近を検知するために用いられ、このような検知に基づいて、ジェスチャ検知を行うことができる第2の動作モードへの切り替えが行われる。
なお、本開示は、実施の態様として以下の内容を含む。
[態様1]
車体(10)に対して車両ドア(11)を非接触で移動させるシステムであって、
前記車両ドア(11)を移動させる電動移動装置(2)と、
前記車両ドア(11)のエリアにおいてユーザ(U)が行うジェスチャを検知するレーダセンサシステム(3)と、
前記レーダセンサシステム(3)による検知に基づいて前記移動装置(2)を制御する制御装置(4)と、を備えるシステムにおいて、
前記レーダセンサシステム(3)は、第1の動作モード(32)では、前記車両ドア(11)の周囲エリアにおける検知エリア(E)内での動きを検知し、第2の動作モード(33)では、前記車両ドア(11)を移動させるためのジェスチャを検知するように設計されており、前記レーダセンサシステム(3)は、前記第1の動作モード(32)で動きが検知された場合に、前記第2の動作モード(33)へと切り替えるように設計されていることを特徴とするシステム。
[態様2]
態様1に記載のシステムにおいて、前記第1の動作モード(32)は、エネルギー消費を低減したモードであることを特徴とするシステム。
[態様3]
態様1または2に記載のシステムにおいて、前記第1の動作モード(33)において、前記検知エリア(E)内の物体の速度が測定されることを特徴とするシステム。
[態様4]
態様3に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記速度の測定のためにドップラー周波数(fD1,fD2)を評価するように設計されていることを特徴とするシステム。
[態様5]
態様1から4のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第1の動作モード(32)において、前記第2の動作モード(33)よりも低い周波数帯域の送信信号(T)を送信するように設計されていることを特徴とするシステム。
[態様6]
態様1から5のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第1の動作モード(32)において連続波レーダとして動作し、前記レーダセンサシステム(3)が所定の送信周波数(f1)で連続送信信号(T)を発信するように設計されていることを特徴とするシステム。
[態様7]
態様1から6のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第1の動作モード(32)において、単位時間当たりに前記第2の動作モード(33)よりも少ない回数の測定を実施するように設計されていることを特徴とするシステム。
[態様8]
態様1から7のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第2の動作モード(33)において、前記第1の動作モード(32)よりも高い空間解像度で検知を行うように設計されていることを特徴とするシステム。
[態様9]
態様1から8のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第1の動作モード(32)において、物体の速度が速度閾値を上回り、かつ/または、反射された信号(R)の信号強度が信号強度閾値を上回る場合、前記車両ドア(11)へのユーザ(U)の接近を示す動きを検知するように設計されていることを特徴とするシステム。
[態様10]
態様9に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第1の動作モード(32)において、前記物体の前記速度が前記速度閾値を上回りかつ速度上限を下回る場合、かつ/または、前記反射された信号(R)の前記信号強度が前記信号強度閾値を上回りかつ信号強度上限を下回る場合にのみ、前記車両ドア(11)へのユーザ(U)の接近を示す動きを検知するように設計されていることを特徴とするシステム。
[態様11]
態様1から10のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記第1の動作モード(32)および/または前記第2の動作モード(33)において、物体の動きの方向または移動する物体についての位置情報を評価するように設計されていることを特徴とするシステム。
[態様12]
態様1から11のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記レーダセンサシステム(3)により受信される動き情報であって、前記車両ドア(11)のエリアにおける動きに関する動き情報に基づいて、追加のセンサ装置(6)により受信される情報に基づいて、追加の車両システムから受信される情報に基づいて、地理位置情報に基づいて、かつ/または、時間情報に基づいて、前記第1の動作モード(32)における動き検知の感度を設定するように設計されていることを特徴とするシステム。
[態様13]
態様1から12のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、前記車両ドア(11)へのユーザ(U)の接近を示さない動きを、前記車両ドア(11)へのユーザ(U)の接近を示す動きから区別するために、前記第1の動作モード(32)において動きのパターン認識を行うように設計されていることを特徴とするシステム。
[態様14]
態様1から13のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、所定時間経過後、前記第2の動作モード(33)から前記第1の動作モード(32)へと切り替えるように設計されていることを特徴とするシステム。
[態様15]
態様1から14のいずれか一項に記載のシステムにおいて、前記レーダセンサシステム(3)は、アイドルモードにおいては非アクティブ化されることを特徴とするシステム。
[態様16]
態様13に記載のシステムにおいて、前記レーダセンサシステム(3)は、バスシステム(7)を介して受信される起動信号により、前記アイドルモードから前記第1の動作モード(32)へと切り替え可能であることを特徴とするシステム。
[態様17]
車体(10)に対して車両ドア(11)を非接触移動させる方法であって、
前記車両ドア(11)のエリアにおいてユーザ(U)により行われるジェスチャを、レーダセンサシステム(3)により検知するステップと、
前記レーダセンサシステム(3)による検知に基づいて、制御装置(4)により移動装置(2)を制御して前記車両ドア(11)を移動させるステップと、
を含む方法において、
前記レーダセンサシステム(3)は、第1の動作モード(32)では、前記車両ドア(11)の周囲エリアにおける検知エリア(E)内での動きを検知し、第2の動作モード(33)では、前記車両ドア(11)を移動させるためのジェスチャを検知し、前記レーダセンサシステム(3)は、前記第1の動作モード(32)で動きが検知された場合に、前記第2の動作モード(33)へと切り替えることを特徴とする方法。
Since the radar sensor system has different operating modes, the energy consumption of the radar sensor system can also be reduced during long-term operation. In this way, the first mode of operation can reduce energy consumption, so that it does not overload the energy supply of the vehicle over a long period of time. The first operation mode is used to detect the approach of the user, and based on such detection, switching to the second operation mode in which gesture detection can be performed is performed.
Note that the present disclosure includes the following contents as embodiments.
[Aspect 1]
A system for moving a vehicle door (11) with respect to a vehicle body (10) in a non-contact manner,
an electric moving device (2) for moving the vehicle door (11);
a radar sensor system (3) that detects gestures performed by the user (U) in the area of the vehicle door (11);
A system comprising: a control device (4) that controls the mobile device (2) based on detection by the radar sensor system (3),
In a first mode of operation (32), the radar sensor system (3) detects movement within a detection area (E) in the area surrounding the vehicle door (11), and in a second mode of operation (33). , the radar sensor system (3) is designed to detect a gesture for moving the vehicle door (11), and the radar sensor system (3) is configured to detect a movement when a movement is detected in the first operating mode (32). , characterized in that the system is designed to switch into said second operating mode (33).
[Aspect 2]
A system according to aspect 1, characterized in that the first mode of operation (32) is a mode with reduced energy consumption.
[Aspect 3]
System according to claim 1 or 2, characterized in that in the first mode of operation (33) the velocity of an object in the detection area (E) is measured.
[Aspect 4]
System according to aspect 3, characterized in that the radar sensor system (3) is designed to evaluate Doppler frequencies (fD1, fD2) for the measurement of the velocity.
[Aspect 5]
In the system according to any one of aspects 1 to 4, the radar sensor system (3), in the first mode of operation (32), operates in a lower frequency band than in the second mode of operation (33). System, characterized in that it is designed to transmit a transmission signal (T).
[Aspect 6]
The system according to any one of aspects 1 to 5, wherein the radar sensor system (3) operates as a continuous wave radar in the first mode of operation (32), and wherein the radar sensor system (3) operates as a continuous wave radar in the first mode of operation (32). A system characterized in that it is designed to emit a continuous transmission signal (T) at a transmission frequency (f1) of .
[Aspect 7]
In the system according to any one of aspects 1 to 6, the radar sensor system (3) operates in the first mode of operation (32) more per unit time than in the second mode of operation (33). A system characterized in that it is designed to carry out a small number of measurements.
[Aspect 8]
The system according to any one of aspects 1 to 7, wherein the radar sensor system (3) has a higher spatial resolution in the second mode of operation (33) than in the first mode of operation (32). A system characterized in that it is designed to perform detection.
[Aspect 9]
The system according to any one of aspects 1 to 8, wherein the radar sensor system (3) is arranged such that in the first mode of operation (32) the speed of an object exceeds a speed threshold and/or the object is reflected. The system is characterized in that it is designed to detect a movement indicating the approach of a user (U) to said vehicle door (11), if the signal strength of the signal (R) exceeds a signal strength threshold.
[Aspect 10]
The system according to aspect 9, wherein the radar sensor system (3), in the first mode of operation (32), if the speed of the object is above the speed threshold and below the upper speed limit, and/or detecting a movement indicating the approach of the user (U) to the vehicle door (11) only if the signal strength of the reflected signal (R) is above the signal strength threshold and below the signal strength upper limit; A system that is designed to.
[Aspect 11]
The system according to any one of aspects 1 to 10, wherein the radar sensor system (3) detects the movement of an object in the first mode of operation (32) and/or in the second mode of operation (33). System, characterized in that it is designed to evaluate the direction of or position information about a moving object.
[Aspect 12]
The system according to any one of aspects 1 to 11, wherein the radar sensor system (3) is configured to detect movement information received by the radar sensor system (3) in the area of the vehicle door (11). based on motion information regarding the movement, based on information received by an additional sensor device (6), based on information received from additional vehicle systems, based on geolocation information and/or based on time information. A system characterized in that it is designed to set the sensitivity of motion detection in said first mode of operation (32) based on said first mode of operation (32).
[Aspect 13]
The system according to any one of aspects 1 to 12, wherein the radar sensor system (3) detects movements that do not indicate an approach of a user (U) to the vehicle door (11). System, characterized in that it is designed to carry out pattern recognition of movements in said first operating mode (32), in order to distinguish them from movements indicating the approach of a user (U) to.
[Aspect 14]
In the system according to any one of aspects 1 to 13, the radar sensor system (3) switches from the second operation mode (33) to the first operation mode (32) after a predetermined period of time has elapsed. A system characterized in that it is designed to switch.
[Aspect 15]
System according to any one of the preceding aspects, characterized in that the radar sensor system (3) is deactivated in idle mode.
[Aspect 16]
The system according to aspect 13, wherein the radar sensor system (3) is switchable from the idle mode to the first operating mode (32) by an activation signal received via a bus system (7). A system characterized by certain things.
[Aspect 17]
A method for moving a vehicle door (11) in a non-contact manner with respect to a vehicle body (10), the method comprising:
detecting a gesture performed by a user (U) in the area of the vehicle door (11) by a radar sensor system (3);
controlling a moving device (2) by a control device (4) to move the vehicle door (11) based on detection by the radar sensor system (3);
In a method comprising:
In a first mode of operation (32), the radar sensor system (3) detects movement within a detection area (E) in the area surrounding the vehicle door (11), and in a second mode of operation (33). , the radar sensor system (3) detects a gesture for moving the vehicle door (11), and when a movement is detected in the first operating mode (32), the radar sensor system (3) performs the second operation. A method characterized by switching to mode (33).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019214496.9 | 2019-09-23 | ||
DE102019214496.9A DE102019214496A1 (en) | 2019-09-23 | 2019-09-23 | System and method for the contactless adjustment of a vehicle door relative to a vehicle body |
PCT/EP2020/076354 WO2021058449A1 (en) | 2019-09-23 | 2020-09-22 | Radar sensor system and method for contactlessly moving a vehicle door relative to a vehicle body |
Publications (2)
Publication Number | Publication Date |
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JP2022549287A JP2022549287A (en) | 2022-11-24 |
JPWO2021058449A5 true JPWO2021058449A5 (en) | 2023-09-27 |
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Application Number | Title | Priority Date | Filing Date |
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JP2022518320A Pending JP2022549287A (en) | 2019-09-23 | 2020-09-22 | Radar sensor system and method for non-contact movement of vehicle door relative to vehicle body |
Country Status (7)
Country | Link |
---|---|
US (1) | US20230018226A1 (en) |
EP (1) | EP4034738A1 (en) |
JP (1) | JP2022549287A (en) |
KR (1) | KR20220066388A (en) |
CN (1) | CN114365009A (en) |
DE (1) | DE102019214496A1 (en) |
WO (1) | WO2021058449A1 (en) |
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KR20230088473A (en) * | 2020-11-24 | 2023-06-19 | 마이크로칩 테크놀로지 인코포레이티드 | Receiver processing circuitry for motion detection and related systems, methods, and apparatus |
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DE102021130923A1 (en) | 2021-11-25 | 2023-05-25 | Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Bamberg | Method for operating a motorized flap arrangement of a motor vehicle |
DE102022117771A1 (en) * | 2022-07-15 | 2024-01-18 | Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Bamberg | Method for operating a motorized flap arrangement of a motor vehicle |
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DE102022128405A1 (en) * | 2022-10-26 | 2024-05-02 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Radar sensor arrangement and motor vehicle |
CN115726660A (en) * | 2022-10-31 | 2023-03-03 | 重庆长安汽车股份有限公司 | Vehicle tail gate control method and system and vehicle |
DE102022128826A1 (en) * | 2022-10-31 | 2024-05-02 | Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Bamberg | Radar arrangement for a motorised flap arrangement of a motor vehicle |
DE102022130711A1 (en) | 2022-11-21 | 2024-05-23 | Brose Fahrzeugteile Se & Co. Kommanditgesellschaft, Bamberg | Method for operating a motorized flap arrangement of a motor vehicle |
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DE19829731A1 (en) * | 1998-07-03 | 2000-01-05 | Mannesmann Vdo Ag | Motor vehicle with tailgate |
DE102004041709C5 (en) * | 2004-08-28 | 2009-11-12 | Bayerische Motoren Werke Aktiengesellschaft | Vehicle with automatic opening flap |
DE102007041288A1 (en) * | 2007-08-31 | 2009-03-05 | GM Global Technology Operations, Inc., Detroit | Motor vehicle, has keyless access system activating sensor e.g. parking aid sensor, during detection of approach of user to vehicle, and hatchback automatically opened during entry of user into rear section |
DE102008063366B4 (en) * | 2008-12-30 | 2022-04-28 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Device for contactless actuation of a tailgate of a motor vehicle and method for actuating a tailgate of a motor vehicle and motor vehicle |
DE102011112684A1 (en) * | 2011-09-07 | 2013-03-07 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Motor vehicle with a tailgate |
DE102013010993A1 (en) * | 2013-07-02 | 2015-01-08 | Brose Fahrzeugteile Gmbh & Co. Kommanditgesellschaft, Hallstadt | Object detection device for a vehicle |
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DE102015011930A1 (en) * | 2015-09-12 | 2017-03-16 | Audi Ag | A method of operating a driver assistance system to assist at least one person outside a motor vehicle |
US20180170309A1 (en) * | 2016-09-08 | 2018-06-21 | Magna Closures Inc. | User notification of powered system activation during non-contact human activation |
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US10845477B2 (en) * | 2017-05-10 | 2020-11-24 | Google Llc | Power management using a low-power radar |
US10914110B2 (en) * | 2017-11-02 | 2021-02-09 | Magna Closures Inc. | Multifunction radar based detection system for a vehicle liftgate |
CN110095772A (en) * | 2018-01-31 | 2019-08-06 | 麦格纳覆盖件有限公司 | The radar sensing system that contactless humanbody for power closing component activates |
US20220316261A1 (en) * | 2021-03-30 | 2022-10-06 | Ford Global Technologies, Llc | Vehicle closure assembly actuating method and system |
US20230323723A1 (en) * | 2022-04-08 | 2023-10-12 | Allegion Access Technologies LLC | Automatic door with radar sensing |
-
2019
- 2019-09-23 DE DE102019214496.9A patent/DE102019214496A1/en active Pending
-
2020
- 2020-09-22 KR KR1020227013674A patent/KR20220066388A/en active Search and Examination
- 2020-09-22 US US17/762,558 patent/US20230018226A1/en active Pending
- 2020-09-22 JP JP2022518320A patent/JP2022549287A/en active Pending
- 2020-09-22 WO PCT/EP2020/076354 patent/WO2021058449A1/en unknown
- 2020-09-22 CN CN202080060044.7A patent/CN114365009A/en active Pending
- 2020-09-22 EP EP20786249.1A patent/EP4034738A1/en active Pending
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