JP7402173B2 - センサシステム - Google Patents
センサシステム Download PDFInfo
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- JP7402173B2 JP7402173B2 JP2020555719A JP2020555719A JP7402173B2 JP 7402173 B2 JP7402173 B2 JP 7402173B2 JP 2020555719 A JP2020555719 A JP 2020555719A JP 2020555719 A JP2020555719 A JP 2020555719A JP 7402173 B2 JP7402173 B2 JP 7402173B2
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- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/94—Investigating contamination, e.g. dust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/28—Cover glass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0017—Devices integrating an element dedicated to another function
- B60Q1/0023—Devices integrating an element dedicated to another function the element being a sensor, e.g. distance sensor, camera
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/62—Other vehicle fittings for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
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- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
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- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/32—Arrangements for suppressing undesired influences, e.g. temperature or pressure variations, compensating for signal noise
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- G—PHYSICS
- G01—MEASURING; TESTING
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- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
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- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
- G01S17/931—Lidar systems specially adapted for specific applications for anti-collision purposes of land vehicles
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- 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
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
- G01S7/4811—Constructional features, e.g. arrangements of optical elements common to transmitter and receiver
- G01S7/4813—Housing arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
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- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
- B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
- B60S1/0818—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like
- B60S1/0822—Wipers or the like, e.g. scrapers characterised by the drive electrically driven including control systems responsive to external conditions, e.g. by detection of moisture, dirt or the like characterized by the arrangement or type of detection means
- B60S1/0859—Other types of detection of rain, e.g. by measuring friction or rain drop impact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
- B60S1/48—Liquid supply therefor
- B60S1/52—Arrangement of nozzles; Liquid spreading means
- B60S1/522—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/56—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/40—Photo, light or radio wave sensitive means, e.g. infrared sensors
- B60W2420/408—Radar; Laser, e.g. lidar
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/94—Investigating contamination, e.g. dust
- G01N2021/945—Liquid or solid deposits of macroscopic size on surfaces, e.g. drops, films, or clustered contaminants
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
-
- 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
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/497—Means for monitoring or calibrating
- G01S2007/4975—Means for monitoring or calibrating of sensor obstruction by, e.g. dirt- or ice-coating, e.g. by reflection measurement on front-screen
- G01S2007/4977—Means for monitoring or calibrating of sensor obstruction by, e.g. dirt- or ice-coating, e.g. by reflection measurement on front-screen including means to prevent or remove the obstruction
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- Radar, Positioning & Navigation (AREA)
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Description
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバー上に配置されており、前記カバーに生じた変位に対応する信号を出力する変位センサと、
前記信号の変化に基づいて前記カバーに付着した異物を検出するプロセッサと、
を備えている。
前記変位センサの少なくとも一部は、前記カバーの周縁部に配置されている。
前記変位センサの少なくとも一部は、前記カバーの厚みが変化している部分に配置されている。
液体を噴射可能なノズルを備えており、
前記プロセッサは、前記異物が検出されると、前記ノズルに前記カバーへ向けて前記液体を噴射させる。
液体を噴射可能なノズルを備えており、
前記プロセッサは、検出された前記異物の前記カバーにおける位置を特定し、前記ノズルに当該位置へ向けて前記液体を噴射させる。
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバー上に配置されており、前記カバーを振動させるアクチュエータと、
を備えている。
前記カバーへ向けて液体を噴射可能なノズルを備えている。
前記車両の外部へ照明光を出射するランプユニットを備えており、
前記カバーは、前記照明光の通過を許容する。
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバーにおける前記光が通過する領域の画像に対応する信号を出力するカメラと、
前記信号に基づいて前記光通過領域に付着した異物を検出するプロセッサと、
を備えており、
前記カメラの焦点面の少なくとも一部は、前記光通過領域と重なっている。
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバーにおける前記光が通過する領域の画像に対応する信号を出力するカメラと、
前記信号に基づいて前記光通過領域に付着した異物を検出するプロセッサと、
を備えており、
前記カメラの光軸は、前記センサユニットの検出基準方向と異なる方向に延びている。
検出光を用いて前記車両の外部の情報を検出するLiDAR(Light Detection and Ranging)センサユニットと、
前記LiDARセンサユニットを覆うように前記車両の外面の一部を形成しており、前記検出光の通過を許容するカバーと、
前記カバーにおける前記検出光が通過する領域の画像に対応する信号を出力するカメラと、
前記信号に基づいて前記光通過領域に付着した異物を検出するプロセッサと、
を備えている。
液体を噴射可能なノズルを備えており、
前記プロセッサは、前記異物が検出されると、前記ノズルに前記光通過領域へ向けて前記液体を噴射させる。
液体を噴射可能なノズルを備えており、
前記プロセッサは、検出された前記異物の位置を特定し、前記ノズルに当該位置へ向けて前記液体を噴射させる。
前記カメラは、
撮像素子と、
前記撮像素子に結像するための樹脂レンズと、
前記撮像素子および前記樹脂レンズを支持している回路基板と、
を備えている。
前記車両の外部へ照明光を出射するランプユニットを備えており、
前記カバーは、前記照明光の通過を許容する。
Claims (9)
- 車両に搭載されるセンサシステムであって、
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバー上に配置されており、前記カバーに生じたひずみ分布の変化に対応する信号を出力する変位センサと、
前記信号の変化に基づいて前記カバーに付着した異物を検出するプロセッサと、
を備えている、
センサシステム。 - 前記変位センサは、ひずみゲージである、
請求項1に記載のセンサシステム。 - 前記変位センサは、加速度センサである、
請求項1に記載のセンサシステム。 - 前記カバーを振動させるアクチュエータを備えている、
請求項3に記載のセンサシステム。 - 前記変位センサは、光ファイバセンサである、
請求項1に記載のセンサシステム。 - 前記変位センサの少なくとも一部は、前記カバーの周縁部に配置されている、
請求項1から5のいずれか一項に記載のセンサシステム。 - 車両に搭載されるセンサシステムであって、
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバー上に配置されており、前記カバーに生じた変位に対応する信号を出力する変位センサと、
前記信号の変化に基づいて前記カバーに付着した異物を検出するプロセッサと、
を備えており、
前記変位センサの少なくとも一部は、前記カバーの厚みが変化している部分に配置されている、
センサシステム。 - 液体を噴射可能なノズルを備えており、
前記プロセッサは、前記異物の付着が検出されると、前記ノズルに前記カバーへ向けて前記液体を噴射させる、
請求項1から7のいずれか一項に記載のセンサシステム。 - 車両に搭載されるセンサシステムであって、
光を用いて前記車両の外部の情報を検出するセンサユニットと、
前記センサユニットを覆うように前記車両の外面の一部を形成しており、前記光の通過を許容するカバーと、
前記カバー上に配置されており、前記カバーに生じた変位に対応する信号を出力する変位センサと、
前記信号の変化に基づいて前記カバーに付着した異物を検出するプロセッサと、
液体を噴射可能なノズルと、
を備えており、
前記プロセッサは、検出された前記異物の前記カバーにおける位置を特定し、前記ノズルに当該位置へ向けて前記液体を噴射させる、
センサシステム。
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JP2018213127 | 2018-11-13 | ||
JP2018213126 | 2018-11-13 | ||
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JP2019048514 | 2019-03-15 | ||
JP2019048514 | 2019-03-15 | ||
PCT/JP2019/044330 WO2020100892A1 (ja) | 2018-11-13 | 2019-11-12 | センサシステム |
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EP (1) | EP3882658A4 (ja) |
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DE102020130481A1 (de) * | 2020-11-18 | 2022-05-19 | Daimler Ag | Verfahren und Vorrichtung zur Detektion von Verunreinigungen auf einem Sichtfenster eines Lidars |
EP4015319B1 (de) * | 2020-12-21 | 2024-03-06 | ZKW Group GmbH | Selbstreinigendes fahrzeugsensorsystem |
JP2022133958A (ja) * | 2021-03-02 | 2022-09-14 | 京セラ株式会社 | 電磁波検出装置及び移動体 |
CN115542297A (zh) * | 2021-06-30 | 2022-12-30 | 上海禾赛科技有限公司 | 用于激光雷达的光罩脏污检测方法及光罩脏污检测系统 |
WO2023054078A1 (ja) * | 2021-09-29 | 2023-04-06 | 株式会社小糸製作所 | 車両用センサ装置 |
DE102022121149A1 (de) | 2022-08-22 | 2024-02-22 | Webasto SE | Dachmodul und Kraftfahrzeug mit einem Dachmodul |
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