WO2005029441A1 - 路面走行レーン検出装置 - Google Patents
路面走行レーン検出装置 Download PDFInfo
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- WO2005029441A1 WO2005029441A1 PCT/JP2004/013803 JP2004013803W WO2005029441A1 WO 2005029441 A1 WO2005029441 A1 WO 2005029441A1 JP 2004013803 W JP2004013803 W JP 2004013803W WO 2005029441 A1 WO2005029441 A1 WO 2005029441A1
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- edge
- lane
- detecting
- block
- vertical
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Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/167—Driving aids for lane monitoring, lane changing, e.g. blind spot detection
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
- G06V20/588—Recognition of the road, e.g. of lane markings; Recognition of the vehicle driving pattern in relation to the road
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/10—Segmentation; Edge detection
- G06T7/12—Edge-based segmentation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
- G06T7/73—Determining position or orientation of objects or cameras using feature-based methods
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/255—Detecting or recognising potential candidate objects based on visual cues, e.g. shapes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/50—Extraction of image or video features by performing operations within image blocks; by using histograms, e.g. histogram of oriented gradients [HoG]; by summing image-intensity values; Projection analysis
- G06V10/507—Summing image-intensity values; Histogram projection analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
- G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
- G06V10/753—Transform-based matching, e.g. Hough transform
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10016—Video; Image sequence
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30248—Vehicle exterior or interior
- G06T2207/30252—Vehicle exterior; Vicinity of vehicle
- G06T2207/30256—Lane; Road marking
Definitions
- the present invention relates to a traveling lane detecting device on a road surface, and more particularly to a traveling lane detecting device for detecting a traveling lane from an image of a road surface in front of a vehicle continuously imaged.
- marking lines are painted on the road surface for various purposes, including lane boundaries that identify the boundaries of driving lanes (lanes), and marking lines in different forms such as solid lines, broken lines, or blocks. Also, there is a mixture of marking lines of different colors such as white or yellow, and a combination of these marking lines also exists.
- FIG. 3 is an example of an image DS including a marking line on a two-lane road surface near a tunnel entrance.
- a lane boundary line LB indicating a left boundary of the driving lane DL
- a white or yellow solid line is used as the driving guide line LG.
- a white or yellow dashed marking line is used as the lane boundary line RB indicating the right boundary of the driving lane DL
- a white block-shaped marking line painted on the inside thereof is used as the driving guide line RG. Used.
- the width of these marking lines is set to 20 cm, and the length of the dashed marking line is set to 8 m, and the length of the blank space between the painting parts is set to 12 m.
- the width of the block-shaped marking line is set to 30cm, the length of the painted part is set to 2-3m, and the length of the blank part between the painted parts is set to 2-3m.
- a lane boundary line or a driving guidance line means a sign indicating the function, and a white line or a yellow line on the road surface is referred to as a lane mark.
- Patent Document 1 discloses the device.
- the vehicle is configured as follows. That is, the image captured by the camera also detects the marking lines drawn on the road surface of the road, and extracts the marking lines that should be a pair of white lines separating the driving lane from the detection lines. Then, an interval between a pair of marking lines extracted as a white line is detected.
- Patent Document 2 proposes a lane boundary detection device configured as described below for the purpose of stably detecting a lane boundary. That is, the sensitivity to the spatial density change of the image data is set to be relatively high, the first contour information detecting means for extracting the first contour information from the image data, and the first contour information detecting means for the spatial density change of the image data.
- the second contour information detecting means for setting the sensitivity to be relatively low and extracting the second contour information from the image data, and extracting the outermost contour information of the white line group from the first and second contour information.
- a contour extracting means is provided, and a lane boundary position is set based on the outermost contour information.
- Patent Document 3 proposes a lane boundary detection device configured as follows for the same purpose as described above.
- the outermost contour extraction unit (reference numeral 15 in Patent Document 3; the same applies hereinafter) converts the original image data stored in the frame buffer unit (13) and the position information of the edge detected by the edge detection unit (14).
- the outermost contour information of the white line group is extracted based on the contour data including.
- the outermost contour extraction unit (15) determines whether or not the edge corresponds to a gap generated between the white lines constituting the white line group based on the outline data including the position information of the extracted edge of the original image data. Is described, and the edge corresponding to the gap is also deleted from the contour data force.
- Patent Document 4 also discloses a lane boundary constructed as follows for the same purpose as described above. Detection devices have been proposed. That is, the traveling lane of the moving object including the lane in the predetermined area is imaged by the imaging means to obtain image data. A density histogram is created based on the obtained image data, and a group of histograms is detected to perform grouping. Then, a first center position, which is the center of each histogram, is detected from the grouped histograms, and based on the first center position, the center is set in the group of histograms grouped together. Detect the second center position.
- the center of the lane mark or the lane mark group having a plurality of lane marks is detected, and the lane mark boundary position is determined.
- the document states that the creation of a histogram enables stable detection of lane mark boundary positions.
- Hough transform is widely known as a straight line detection method, and is described, for example, in Non-Patent Document 1 below.
- Such a Hough transform is known as a method of detecting a line that is robust to noise.
- ⁇ the curve on the coordinate system is characterized by crossing at one point.
- RANSAC Random Sample Consensus
- Patent Document 1 Japanese Patent Application Laid-Open No. 2003-168198
- Patent Document 2 Japanese Patent Application Laid-Open No. 2003-187227
- Patent Document 3 Japanese Patent Application Laid-Open No. 2003-187252
- Patent Document 4 JP 2003-178399 A
- Non-Patent Document 1 Hideyuki Tamura, ⁇ Introduction to Computer Image Processing '', Soken Shuppan, March 10, 1985, 1st edition, 1st edition, p. 127 and p. 128
- Non-Patent Document 2 Random Sample by Martin A. Fischero and Robert C. Bolles
- Consensus A Paradigm for Model Fitting with Applications to Image Analysis and Automated Cartography, Graphics and Image Processing, vol. 24 (6), pages 381—395. Published in 1981 Non-Patent Document 3: "Multiple View Geometry in Computer Vision” by Richard Hartley and Andrew Zisserman, Cambridge University Press. August 2000, pp. 101-107.
- Patent Document 1 discloses that when a plurality of sign lines adjacent to each other on at least one side are detected as lane boundary lines of a road, the distance between a pair of sign lines detected at that time is determined. It is stated that a pair of marking lines that best match the interval will be extracted as a white line based on, and it is assumed that the interval between the lane boundary lines on both sides is constant. Further, it is not easy to specify a reference line from a plurality of marking lines, and further improvement is desired.
- the outermost contour position is specified by lowering the sensitivity in the gap between a plurality of marking lines by using two types of contour detection methods having different sensitivities to spatial density changes. Therefore, even if the contrast between the marking line and the gap is insufficient due to lighting conditions, etc., or if the image is saturated and saturated, the position of the outermost contour can be specified stably. It is extremely difficult to detect the marking line at the position of the lane boundary line.
- the edge interval is narrow, and the density difference force at both edge positions is regarded as a gap between a plurality of marking lines, and the data is not adopted.
- the position of the outermost contour can be stably specified in the same way as described above, but this also involves detecting the marking line at the original lane boundary position. Is difficult.
- the lane width (lane Width) is slightly smaller than the actual lane width by lm, and in some cases, smooth running control becomes difficult. Therefore, it is necessary to be able to reliably distinguish the block-shaped marking line from the boundary of the driving lane.
- the present invention can stably identify the position of the boundary of the traveling lane in a road traveling lane detection device that detects a traveling lane from an image of a road surface in front of a vehicle that is continuously imaged. It is an object to provide a road surface traveling lane detecting device.
- the present invention provides a road surface traveling lane detection device that detects a traveling lane from an image captured continuously of a road surface by an imaging unit.
- Edge point detecting means for detecting the edge points of the plurality of edge points
- edge histogram creating means for creating a vertical edge histogram for the horizontal components of the plurality of edge points detected by the edge point detecting means
- edge histogram creating means for creating a vertical edge histogram for the horizontal components of the plurality of edge points detected by the edge point detecting means.
- a block that determines the presence or absence of a block-shaped sign line based on a combination of the periodicity of the distribution and the distribution of the plus edge and the minus edge in the created vertical edge histogram, and specifies the existence range of the block-like sign line.
- a marking line determining means and a center of the traveling lane in a range of existence of the block-shaped marking line specified by the block marking line determining means.
- a lane boundary edge detecting means for detecting a vertical edge point existing outside of the traveling lane, and a position of a curve which matches the vertical edge point detected by the lane boundary edge detecting means.
- a lane boundary line position specifying means for specifying the position of the boundary line of the lane. Note that the above curves include those that are substantially curved by a plurality of straight lines.
- the present invention relates to a road surface traveling lane detection device that detects a traveling lane from an image captured continuously of a road surface by an imaging means, and an edge inspection that detects a plurality of edge points in an image.
- Output means edge histogram creating means for creating a horizontal edge histogram for the vertical components of the plurality of edge points detected by the edge point detecting means, and a period of the distribution in the horizontal edge histogram created by the edge histogram creating means.
- the presence / absence of a block-shaped sign line is determined based on the combination of the characteristics and the distribution of the plus edge and the minus edge, and a block for specifying the range of existence of the block-like sign line is determined.
- a lane boundary edge detecting means for detecting a vertical edge point outside the center of the traveling lane in the range of the block-shaped marking line specified by the lock marking line determining means and the block marking line determining means.
- Means, and lane boundary position specifying means for specifying, as the position of the boundary line of the traveling lane, the position of a curve conforming to the vertical edge point detected by the lane boundary edge detecting means. It can be.
- the present invention relates to a road surface traveling lane detecting device for detecting a traveling lane from an image of a road surface continuously captured by an image capturing device, wherein the edge point detecting device detects a plurality of edge points in the image.
- Vertical edge histogram creating means for creating a vertical edge histogram for the horizontal components of the plurality of edge points detected by the edge point detecting means; and vertical edge histogram creating means for creating the vertical edge histogram.
- Block marking line determining means for determining the presence or absence of a block-shaped marking line based on a combination of the periodicity of the distribution in the stogram and the distribution of the positive and negative edges, and a plurality of edge points detected by the edge point detecting means.
- Horizontal edge histogram creating means for creating a horizontal edge histogram for the vertical component of
- the vertical edge histogram created by the vertical edge histogram creating means changes periodically according to the traveling of the vehicle, and With respect to a plurality of vertical edge points determined to be closest to the center of the traveling lane based on the horizontal edge histogram created by the horizontal edge histogram creating means, a plurality of edge points existing outside the center of the traveling lane.
- a lane boundary position specifying means for specifying the position of the curve conforming to the edge point of the traveling lane as the position of the boundary line of the traveling lane.
- the edge point detecting means detects the plurality of edge points on the image picked up by the image pick-up means, and then projects the coordinate values of the plurality of edge points back to three-dimensional road surface coordinates. It may be configured to output as a plurality of edge points.
- the present invention has the following effects because it is configured as described above. That is, the block-shaped marking line is clearly distinguished from the traveling lane boundary line by each edge histogram, and is reliably excluded, so that the position of the traveling lane boundary line can be stably specified. [0020] With the above-described configuration, the edge point detection means can appropriately detect and process a plurality of edge points.
- FIG. 1 is a block diagram showing a main configuration of a road lane device according to an embodiment of the present invention.
- FIG. 2 is a block diagram showing a hardware configuration of a road surface traveling lane device according to one embodiment of the present invention.
- FIG. 3 is a front view showing an example of an image captured in one embodiment of the present invention.
- FIG. 4 is a plan view showing an example of creating a vertical edge histogram from a plurality of edge points projected on road surface coordinates in one embodiment of the present invention.
- FIG. 5 is a plan view showing another example of creating a vertical edge histogram from a plurality of edge points projected on road surface coordinates in one embodiment of the present invention.
- FIG. 6 is a plan view showing an example of determining a composite line section using a vertical edge histogram and a horizontal edge histogram in another embodiment of the present invention.
- FIG. 1 shows an embodiment of a road surface traveling lane detecting device, which is configured to continuously capture an image of a road surface by an imaging means VD and detect the captured image traveling lane.
- an edge point detecting means ED for detecting a plurality of edge points from a contour line in an image, and a vertical edge histogram is created for the horizontal components of the plurality of edge points detected by the edge point detecting means ED.
- Histogram creating means HD that determines the presence / absence of block-shaped marking lines based on a combination of the periodicity of distribution and the distribution of plus and minus edges in the vertical edge histogram created by this edge histogram creating means HD
- the block marking line determining means BD for specifying the range of existence of the block-shaped marking line, and the block marking line determining means BD being located outside the center of the traveling lane in the range of existence of the block-shaped marking line.
- a lane boundary edge detecting means MD for detecting an existing vertical edge point is provided.
- the lane boundary position specifying means LD is configured to specify the position of the curve that matches the vertical edge point detected by the lane boundary edge detecting means MD as the position of the boundary line of the traveling lane.
- the edge histogram is called a derivative histogram.
- the edge histogram creating means HD creates a horizontal edge histogram for the vertical components of a plurality of edge points detected by the edge point detecting means ED.
- the block marking line determination means BD uses the edge histogram creation means HD to determine the presence or absence of block marking lines based on the combination of the periodicity of the distribution in the horizontal edge histogram created by HD and the distribution of positive and negative edges.
- the present invention can be configured to specify the existence range of the block-shaped sign line.
- the road surface traveling lane detecting device of FIG. 1 has the hardware configuration shown in FIG.
- a CCD camera (hereinafter simply referred to as a camera) CM is mounted as an image pickup means VD in front of a vehicle (not shown), and a field of view in front of the vehicle including a road surface is continuously imaged.
- the video signal of camera CM is converted to AZD via video input buffer circuit VB and sync separation circuit SY and stored in frame memory FM.
- the image data stored in the frame memory FM is processed by the image processing unit VC.
- the image processing unit VC includes an image data control unit VP, an edge point detection unit EP, an edge histogram creation unit HP, a block marking line determination unit BP, a lane boundary edge detection unit MP, and a lane boundary line position identification unit LP. .
- the edge point detection unit EP, the edge histogram creation unit HP, the block marking line determination unit BP, the lane boundary edge detection unit MP, and the lane boundary line position identification unit LP are respectively provided with the edge point detection means ED in FIG. It corresponds to the edge histogram creating means HD, the block marking line judging means BD, the lane boundary edge detecting means MD and the lane boundary line position specifying means LD.
- the data addressed by the image data control unit VP is called from the image data in the frame memory FM and sent to the edge point detection unit EP, where a plurality of edge points are detected. Is detected.
- a vertical edge histogram is created for the horizontal component of the edge point data detected in this embodiment by the edge histogram creating unit HP.
- the presence / absence of the block-shaped marking line is determined by the block marking line determination unit BP, and the The existence range is specified.
- the lane boundary edge detection unit MP detects a vertical edge point outside the existence range of the block-shaped marking line (ie, outside the center of the traveling lane), and detects the lane boundary line.
- the curve is fitted by the position identification means LD. That is, the position force of the curve that matches the vertical edge point detected by the lane boundary edge detection unit MP is specified as the position of the boundary line of the traveling lane.
- the position of the boundary line of the driving lane specified in this way is further determined by the system control, if necessary, together with the detection results of the driving lane width, the curvature of the road, the position with the own vehicle, the attitude angle, and the like. It is supplied to the SC (computer) and output to external system equipment (not shown) via the output interface circuit OU.
- SC computer
- CL, PW, and IN in FIG. 2 are clock circuits, respectively.
- edge point detection unit EP a plurality of edge points are detected from an image DS captured by the camera CM as shown in FIG. 3, and a three-dimensional road surface is obtained from an image plane (not shown) of the plurality of edge points.
- Back projection to coordinates is performed. That is, based on the plurality of edge points detected on the image plane and the parameters of the camera CM, the coordinate values of the plurality of edge points are converted into the three-dimensional road surface coordinate points as shown in FIGS. Backprojected as a group
- edge histogram creating unit HP a plurality of edge points (contour portions such as white lines RB as lane marks in Figs. 4 and 5) back-projected on the road surface are shown in Figs. Then, as shown on the left side of FIG. 5, a vertical edge histogram is created for the horizontal component. Note that, on the right side of FIGS. 4 and 5, a straight line of a contour such as a white line RB represents an edge point group.
- the vertical direction between the positive edge and the negative edge that is, between the positive (+) edge histogram peak and the negative (one) edge histogram peak in FIGS. Since the area in the vertical direction in FIGS.
- the edge of the lane boundary line (within the dashed circle in FIGS. 4 and 5) at the gap between the block lines. Can be detected.
- the edge points of the block-shaped marking lines are excluded.
- the edge point detected for the first time is the edge point of the marking line indicating the lane boundary.
- the lane boundary edge detection unit MP detects a vertical edge point existing outside (with respect to the center of the traveling lane) the existence range of the block-shaped marking line.
- a curve is applied to the vertical edge points detected by the lane boundary edge detection unit MP in the lane boundary position identification unit LP, and the curve is identified as the position of the boundary line of the traveling lane.
- a curve including a plurality of straight lines is fitted by the above-mentioned RANSAC, and curve fitting is performed.
- the above-described Hough transform may be used, or for example, the least square method may be applied. Can also be used.
- edge points may be grouped based on a predetermined attribute, and then curve fitting may be performed!
- the force for specifying the existence range of the block-shaped sign line based on the combination of the periodicity of the distribution in the vertical edge histogram and the distribution of the plus edge and the minus edge is as described above.
- the existence range of the block-shaped sign line can be specified.
- An example of the edge histogram is shown below.
- a vertical edge histogram and a horizontal edge histogram are created for the detected edge point group, and the appearance status of these edge histograms is generated. Based on this, it is possible to determine the presence or absence of a block-shaped sign line.
- back projection from an image plane (not shown) of a plurality of edge points to a three-dimensional road coordinate is performed. Then, an area that can include a plurality of lane marks (composite lines) is set on the road surface coordinates.
- the horizontal distance is set to 50 cm for the inner part of the driving lane, which is closer to the center of the driving lane, with a block width of 30 cm, a gap of 5 cm and a margin of 15 cm, and a white line width for the outer part. It is set to 70cm by adding 20cm, block width 30cm, gap 5cm and margin 15cm.
- the distance in the vertical direction (vertical direction in FIG. 6), that is, the traveling direction of the vehicle, is set to 5 m as a range in which the white line (lane mark) is treated as a straight line even when cornering.
- the lane boundary edge detection unit MP in FIG. 2 is not provided. Instead, the edge histogram creation unit HP replaces the horizontal component of the edge point group with the horizontal component as shown in FIG. A vertical edge histogram is created, and a horizontal edge histogram is created for the vertical component as shown in the lower part of FIG.
- the edge histograms for these edge points are in the vehicle traveling direction. On the other hand, it changes periodically in the vertical and horizontal directions. Such a periodic change can be detected even when the white line (LB, LG, RB, RG in Fig. 3) as a lane mark becomes thin or dirty.
- both the vertical edge histogram and the horizontal edge histogram periodically change, it is possible to determine that there are a plurality of lane marks and that they are between compound line segments. If the appearance cycle of the edge histogram is within a predetermined range, it is determined that the line is a composite line. Then, if the peak inside the traveling lane periodically appears in each screen including the past screen in the horizontal edge histogram, it is determined that the block-shaped marking line exists inside the traveling lane. When the block line is identified as a block line in this way, the lane boundary line position identification unit LP removes the line as a candidate for the boundary line of the traveling lane, and the block line is located at the center of the lane. The marking line outside is the boundary of the driving lane.
- the lane boundary line position identification unit LP periodically updates the vertical edge histogram according to the traveling of the vehicle. For multiple vertical edge points that have changed and are determined to be closest to the center of the driving lane based on the horizontal edge histogram, match multiple edge points that exist outside the center of the driving lane.
- the position of the curved line is specified as the position of the boundary of the driving lane.
- the marking line indicating the lane boundary provided on the traveling road surface is not only a simple solid line and a broken line, but also a plurality of lines formed by a combination of the simple marking line and the block-like marking line. Therefore, in the conventional apparatus, it is difficult to stably identify the position of the marking line (lane boundary line) to be detected as the lane boundary. The position of the line can be specified stably. As a result, it is possible to recognize the boundary line that satisfies the high reliability expected from the alarm system and the control system.
- the road surface traveling lane detection device can stably specify the position of the boundary of the traveling lane as described above, and is applied to, for example, various warning systems and control systems in vehicles and the like. be able to.
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Abstract
Description
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Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04787986A EP1667086B1 (en) | 2003-09-24 | 2004-09-22 | Device for detecting road traveling lane |
US10/572,957 US7583816B2 (en) | 2003-09-24 | 2004-09-22 | Device for detecting a road traveling lane using an edge histogram |
DE602004032450T DE602004032450D1 (de) | 2003-09-24 | 2004-09-22 | Einrichtung zur erkennung der strassenreise |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2003-331357 | 2003-09-24 | ||
JP2003331357A JP3864945B2 (ja) | 2003-09-24 | 2003-09-24 | 路面走行レーン検出装置 |
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WO2005029441A1 true WO2005029441A1 (ja) | 2005-03-31 |
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PCT/JP2004/013803 WO2005029441A1 (ja) | 2003-09-24 | 2004-09-22 | 路面走行レーン検出装置 |
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US (1) | US7583816B2 (ja) |
EP (1) | EP1667086B1 (ja) |
JP (1) | JP3864945B2 (ja) |
KR (1) | KR100741739B1 (ja) |
CN (1) | CN100424724C (ja) |
DE (1) | DE602004032450D1 (ja) |
WO (1) | WO2005029441A1 (ja) |
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DE102005044979A1 (de) * | 2005-09-20 | 2007-03-22 | Adc Automotive Distance Control Systems Gmbh | Verfahren zur Erkennung von Fahrspurmarkierungen |
JP4607193B2 (ja) * | 2005-12-28 | 2011-01-05 | 本田技研工業株式会社 | 車両及びレーンマーク検出装置 |
FR2906914B1 (fr) * | 2006-10-09 | 2009-01-23 | Renault Sas | Procede de detection de la position des marquages sur route et systeme correspondant |
JP4240107B2 (ja) * | 2006-10-27 | 2009-03-18 | コニカミノルタビジネステクノロジーズ株式会社 | 領域判定方法、領域判定装置、画像処理装置、およびコンピュータプログラム |
US8050458B2 (en) * | 2007-06-18 | 2011-11-01 | Honda Elesys Co., Ltd. | Frontal view imaging and control device installed on movable object |
JP4506790B2 (ja) * | 2007-07-05 | 2010-07-21 | アイシン・エィ・ダブリュ株式会社 | 道路情報生成装置、道路情報生成方法および道路情報生成プログラム |
JP4710981B2 (ja) * | 2009-01-23 | 2011-06-29 | トヨタ自動車株式会社 | 区画線認識装置、及び当該装置で用いられる区画線認識方法 |
DE102009003697A1 (de) * | 2009-03-30 | 2010-10-07 | Conti Temic Microelectronic Gmbh | Verfahren und Vorrichtung zur Fahrspurerkennung |
CN101567086B (zh) * | 2009-06-03 | 2014-01-08 | 北京中星微电子有限公司 | 一种车道线检测方法及其设备 |
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Also Published As
Publication number | Publication date |
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KR20060057005A (ko) | 2006-05-25 |
JP3864945B2 (ja) | 2007-01-10 |
CN1836267A (zh) | 2006-09-20 |
KR100741739B1 (ko) | 2007-07-24 |
EP1667086A4 (en) | 2007-02-07 |
CN100424724C (zh) | 2008-10-08 |
DE602004032450D1 (de) | 2011-06-09 |
US7583816B2 (en) | 2009-09-01 |
EP1667086B1 (en) | 2011-04-27 |
EP1667086A1 (en) | 2006-06-07 |
JP2005100001A (ja) | 2005-04-14 |
US20070107965A1 (en) | 2007-05-17 |
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