专利摘要:
Apparatus (1) for generating a three-dimensional image of a texture and volume body (2) comprising a first group of cameras (3) for capturing image data in the visual domain, a second group of cameras (4) for capturing image data in the infrared region and a lighting device (5) having at least one projector (6) for generating light in the infrared region and an information processing device (7) through which the cameras (3) of the first group, the cameras (4) of the second group and the Projectors (6) for the projection of light in the infrared range are controllable and to which the image data of the cameras (3, 4) of the first and the second group can be supplied, wherein from the image data of the cameras (3) of the first group, the texture of at least one part of the body (2) is calculable, wherein a computing unit (8) is provided which from the image data of the cameras (4) of the second group, a three-dimensional volume model calculated essentially the entire body (2).
公开号:AT517744A1
申请号:T50871/2015
申请日:2015-10-13
公开日:2017-04-15
发明作者:
申请人:3D Elements Gmbh;
IPC主号:
专利说明:

The present invention relates to an apparatus and a method for generating a three-dimensional image of a body having a texture and a volume with the features of the preamble of claim 1 and a receiving cabin with such a device.
From WO 2006/074310 A2, for example, a digitizing system is known with which a scene can be detected with the aid of a texture image and a measurement image and from this a three-dimensional surface model can be generated. The measurement image is thereby generated by projecting an infrared stripe pattern onto a three-dimensional object and simultaneously acquiring a stereoscopic image of the three-dimensional object with the projected pattern, wherein the stereoscopic image is detected by a pair of cameras with upstream infrared photographic filters. The texture image can be captured simultaneously with the measurement image and can be captured by a single texture camera with unfiltered light.
Furthermore, DE 20 2014 010 159 U1 discloses a visualization studio for generating three-dimensional images with a support frame constructed from a plurality of wall module elements with a plurality of camera units arranged on the wall module elements and a processor-controlled evaluation unit. The wall module elements are composable to form a sphere and again detachable from each other. Stereoscopic images are recorded by the camera units which can be actuated at the same time, in each case via adapter elements on the wall module elements, by means of which three-dimensional images can be created by a processor-controlled evaluation device.
A disadvantage of the devices known in the prior art for generating a three-dimensional image of a body is the dependence of the quality of the image of the color and also the shape of the body to be photographed and the images generated with conventional devices, a high amount of data to be processed. These disadvantages occur especially in the
Generation of three-dimensional images of essentially abzufotografierenden bodies on the whole.
The object of the invention is to provide a device and a method in which or which the aforementioned disadvantages do not occur.
This object is achieved by an arrangement with the features of claim 1, a receiving cabin with such a device and a method for generating a three-dimensional image. Advantageous embodiments of the invention are defined in the dependent claims.
According to the invention, the object is achieved by providing a computing unit that calculates a three-dimensional volume model of substantially the entire body from the image data of the cameras of the second group. The image data of the cameras of the second group, which are designed to acquire image data in the infrared region, comprise an image of the body to be imaged when the body is illuminated by the illumination device with light in the infrared region. The cameras of the second group can be designed as "full-spectrum cameras", that is sensitive to light in the invisible to the human eye infrared range of the light spectrum, as well as light in visible to the human eye (optical) area sensitive. As a camera is generally understood a device for image capture, which creates a two-dimensional image of a photographed body and can be formed for example as a CCD camera with digitally readable image data. A camera of the second group can be operated to detect the infrared and the visual range of the light spectrum without an upstream filter. The image data of the cameras of the second group can thus include the texture of the body to be imaged in the visual area, as well as the illumination of the body to be imaged in the infrared range. It is also conceivable that the cameras of the second group are sensitive only to light in the infrared region of the light spectrum, as can be achieved, for example, by connecting a suitable filter upstream. The visually sensitive cameras of the first group can detect the texture of the body to be imaged, and the cameras can be operated with a suitable filter for the separation of light in the infrared range. It is conceivable in principle that the cameras of the first group and the cameras of the second group are identical except for a filter in front of the image-capturing element (for example CCD chip).
The body to be imaged can be illuminated by the cameras of the second group of at least one projector for generating light in the infrared region upon detection of the image data in the infrared range, whereby it is possible regardless of the shape and color of the body to be imaged a three-dimensional volume model substantially to calculate the whole body. The thus generated three-dimensional volume model can be covered with the texture calculated from the image data of the cameras of the first group. The resulting amounts of data to be processed can be adapted to the desired accuracy, ie for texture and volume. Also, the image data of the cameras of the first group and the image data of the cameras of the second group can be separately stored and / or processed.
It can be provided that the at least one projector of the illumination device is designed to project a pattern of infrared light onto the body to be imaged. This can make it easier to assign identical regions of the body to be imaged to the associated image data from different cameras of the second group-as well as the first group. The pattern of infrared light may be included to calculate the three-dimensional surface of the body to be imaged.
It may be advantageous that the pattern is a pseudo-random dot pattern. Such a dot pattern, in which each point within the pattern can have a unique distribution of the distances to its nearest neighbors, makes it particularly easy to identify identical regions of the body to be imaged in images or image data captured by different cameras.
Furthermore, it can be advantageous that each projector of the lighting device is designed to project a pattern which differs in each case from the patterns of the other projectors. This can allow each point on the surface of the body to be imaged to be distinct from the others
Points on the surface can be distinguished, since the projected by the at least one projector on the body to be imitated dot pattern is not repeated.
It may be advantageous further for the information processing device to communicate with the arithmetic unit via a data connection, wherein the information processing device may comprise the arithmetic unit or the arithmetic unit may be designed separately therefrom. Such a data connection may be in the form of a wired connection and use various interfaces or communication standards such as USB, Ethernet or I2C. Likewise, a wireless data connection is conceivable, which can take place for example via WLAN or Bluetooth. Since the information processing device may comprise the arithmetic unit or these may also be formed separately from each other, the information processing device can only serve to control the cameras and the projectors and control the data traffic of the control signals and the acquired image data or forward them to a separately designed arithmetic unit on the other hand, make the calculation of the three-dimensional volume model from the acquired image data.
It can be advantageous that the cameras from the first group, the cameras from the second group and the illumination device can be controlled by the information processing device such that the cameras from the first group, the cameras from the second group and the illumination device at the same time for capturing the image data and are activated for the projection of light. This allows simultaneous recording of the texture and image data of the infrared cameras. This can also be done simultaneously with the illumination of the body to be imaged with the lighting device with the at least one projector for generating light in the infrared range. By such a control, the recording of the image data for calculating the texture of the body without time difference for receiving the image data for the calculation of the three-dimensional volume model is possible.
It may be advantageous that the cameras of the first group, the cameras of the second group and the projectors are arranged in a plane, preferably in a curved plane, around the body to be imaged, each of the cameras from the first group within the plane of at least a camera from the second group is adjacent. The plane in which the cameras and the projectors of the illumination device are arranged around the body to be imaged may correspond to the surface of a cuboid, a cube, a sphere or generally the surface of at least a part of an ellipsoid of revolution. A spatial arrangement of the cameras from the first group and the cameras from the second group such that each of the cameras from the first group is adjacent within the plane of at least one camera from the second group has the advantage that the image data is that of a camera The regions of the body to be imaged can be more easily and accurately assigned to the image data of the regions of the body to be imaged captured by a camera of the second group.
It may also be advantageous for the cameras from the first group and the cameras from the second group to be arranged along substantially horizontally extending peripheral lines around the body to be imaged, wherein each of the cameras from the first group is located substantially horizontally in the plane extending circumferential lines of at least one of the cameras from the second group is adjacent. It can thus be ensured that each point on the surface to be imaged of the body to be imaged is grasped for gapless detection of the texture and also detected for each point of the surface of the body to be imaged for calculating the corresponding part of the three-dimensional volume model. Such an arrangement also makes it possible to cover the largest possible area on the body or object to be measured by using as few cameras as possible.
It may be advantageous for the cameras from the first group and the cameras from the second group to be arranged along substantially horizontally extending peripheral lines around the body to be imaged, wherein each of the cameras from the first group is located on one of the substantially horizontally extending in the plane Peripheral lines of at least one of the cameras from the second group is adjacent. Such an arrangement ensures that the texture and the volume of the body to be imaged can be detected in one plane or also in several mutually parallel planes from all sides within the plane, and the image data in the visual area can be easily and precisely imaged in the infrared Area can be assigned.
It can be advantageous in this case that two cameras from the second group are arranged between two cameras of the first group arranged on one of the essentially horizontally extending circumferential lines. This may result in each camera from the first group being adjacent in its circumferential position about the body to be imaged by in each case one camera from the second group. This allows a particularly simple and accurate assignment of the image data in the visual area to the image data in the infrared range.
Furthermore, it may be advantageous for the cameras from the first group and the cameras from the second group to be arranged along substantially vertical circumferential lines around the body to be imaged, wherein each of the cameras from the first group is arranged on one of the substantially vertical circumferential lines of at least one of the cameras from the second group is adjacent.
It may be advantageous that two cameras from the second group are arranged between two cameras arranged on one of the substantially vertically extending circumferential lines from the first group. For the arrangements of the cameras along the substantially vertical circumferential lines, analogous advantages may result for the arrangement along the substantially horizontally extending circumferential lines.
It may be advantageous for the cameras from the first group and the cameras from the second group to be at positions with regular, preferably uniform, distances along essentially horizontal and vertical circumferential lines, preferably along essentially horizontally and vertically extending latitudinal circles and longitudinal circles, are arranged around the body to be imaged. By a spatial arrangement of the cameras in regular
Intervals around the body to be imaged can be made possible without gaps in the texture and the volume, whereby the regularity of the arrangement allows the overlap between the respectively acquired image data, which is needed to calculate the texture and the volume, to be optimized. As a result, the accumulated and processed data amount of the captured image data can be minimized.
In this case, it may be advantageous for the cameras from the first group to be arranged vertically offset relative to one another in their position on the essentially horizontal circumferential lines, such that the cameras of the first group essentially wind around the body to be imaged in their arrangement. By a spiraling, for example helical or spiral upwards or downwards distribution of the texture cameras and the infrared cameras can be ensured that each point on the object to be recorded or body is detected by the texture cameras, so that in a later processing or computing step, the three-dimensional Volume model and the texture can be joined together seamlessly. As a result of the spiraling or spirally rising and / or descending arrangement of the cameras, the smallest possible number of cameras results, which can cover the largest possible area on the object to be measured. The cameras can each be arranged along a cylindrical or spatial spiral, wherein this can also be more continuous, that is, for example, in the form of a plurality of helices with a constant spacing.
It can also be provided that a part of the cameras of the first group for capturing image data in the visual range are designed as wide-angle cameras, ie cameras with particularly large angular ranges detected by these and they are circumferentially at the same height - for example approximately at hip height Person - are arranged. With a group of cameras arranged in this way, a preview of the detected texture can be generated quickly and without much computational effort. Such an arrangement is also known as "inverse panorama".
It can be advantageous that the device comprises a further illumination device for generating light in the visual area, wherein the further illumination device is designed to illuminate the body to be imaged uniformly. As a result, for example, light effects can be excluded from the environment and a homogeneous and shadowless illumination of the body to be imaged can be achieved. In order not to influence the lighting device for the generation of infrared light, it may also be provided that the lighting device for generating light in the visual range emits substantially no light in the infrared range.
As mentioned at the outset, protection is also desired for a receiving cabin with a device for generating a three-dimensional image of a body having a texture and a volume.
In such a receiving cabin, it can be advantageous for the receiving cabin to have an interior, a ceiling and a floor formed by a preferably curved surface, and in addition at least one camera for capturing image data in the visual area in the floor and / or the ceiling. In addition, at least one camera for detecting image data in the infrared range and / or at least one of the projectors for generating light in the infrared range is or are arranged. This allows the widest possible area of the interior of the receiving cabin to be used for generating a three-dimensional image of a body. This can be achieved by using as few cameras and projectors as possible.
As also mentioned at the outset, protection is also desired for a method of generating a three-dimensional image of a texture and volume body. In the method according to the invention, using light in the visual area, the texture of the body to be imaged is detected and a three-dimensional volume model of substantially the entire body is detected using light at least in the infrared range using the light in the at least infrared range.
Embodiments of the invention will be discussed with reference to the figures. It shows:
Fig. 1 is a schematic representation of an embodiment of a device for
Generating a three-dimensional image,
2 shows a schematic illustration of the spatial arrangement of the cameras of an embodiment of a device,
3 shows a schematic representation of a spatial arrangement of cameras and projectors of an embodiment of a device,
4 shows a further schematic representation of an arrangement of cameras of an embodiment of a device,
5a, 5b each show a schematic representation of an embodiment of a lighting device,
6 is a detail of a perspective view of a receiving cabin with a device for generating a three-dimensional image,
7 shows a further schematic representation of an arrangement of cameras and projectors of a preferred embodiment of a device, and FIG. 8 shows a schematic illustration of an embodiment of such a receiving cabin.
FIG. 1 shows a schematic representation of a device 1 for generating a three-dimensional image of a body 2 having a texture and a volume, wherein the device 1 comprises a first group of cameras 3 for acquiring image data in the visual region of the light and a second group of Cameras 4 for detecting image data in the infrared Beriech the light has. As indicated, the cameras 3, 4 are arranged around the body 2 to be imaged in such a way that they are aligned with the body 2 and cover the largest possible solid angle range of the body 2.
The device 1 further comprises an illumination device 5 (see also FIGS. 5a and 5b) in the form of a projector 6 for the projection of light in the infrared region. As shown stylized, the projector 6 projects a pattern 9 of infrared light onto the body 2. The cameras 3, 4 and the projector 6 can be controlled by an information processing device 7 via suitable data lines. In the illustrated embodiment of the apparatus 1, an information processing apparatus 7 for the first and second groups of the cameras 3, 4 and the lighting apparatus 5 in the form of the projector 6 is provided. However, it is also conceivable that each of the cameras 3, 4 and / or each projector 6 of the lighting device has its own, separately formed information processing device 7, for example in the form of a single-board computer with a microprocessor. The information processing apparatus 7 is supplied with the types of images of the cameras 3, 4 of the first and second groups. In this case, the texture of at least part of the body 2 can be calculated by the information processing device 7 from the image data of the cameras 3 of the first group.
The texture may include the appearance of the body in the visible region of the light spectrum, for example, the coloring of the body 2 on its surface. From a computing unit 8, which is formed in the embodiment shown as part of the information processing device 7, a three-dimensional volume model of the body 2 can be calculated from the image data of the cameras 4 of the second group. It can thereby be provided that the pattern 9 of infrared light projected onto the surface of the body 2 by the projector 6 is detected by the cameras 4 of the second group which are sensitive at least in the infrared range and a depth information, that is information about the shaping of the surface of the second group, from the acquired image data Body 2, to be calculated.
FIG. 2 shows a spatial arrangement of cameras 3 for the acquisition of image data in the visual area and cameras 4 for the acquisition of image data in the infrared range of an embodiment of the device 1 which, for example, in the case of a repeating spatial arrangement of a device 1 similar to the embodiment of FIG can result. The cameras 3, 4 are shown at positions at regular intervals along, as indicated by solid lines, substantially horizontally and vertically extending circumferential lines 9,10, wherein the substantially horizontally extending circumferential lines 9 may each correspond to a latitude and the substantially vertically extending Perimeter lines 10 (shown here only as a section) can each correspond to a circle of longitude.
The spatial arrangement of the cameras 3 of the first group, which record image data in the visible range, are arranged vertically offset in their position on the horizontal circumferential lines 9, such that the cameras 3 are arranged around an imaginary body 2, not shown here, along an imaginary dashed line Spiral 13 winds. These are similar to a helix or helix
Arrangement of the cameras 3 along the helix 13 can also have a variable pitch, which would for example follow from an uneven distribution of the vertical distances of the substantially horizontal circumferential lines 9. The spatial arrangement of the cameras 3 of the first group shown in FIG. 2 essentially corresponds to a sixfold helix.
It can also be seen in FIG. 2 that two cameras 4 of the second group are each arranged between two cameras 3 of the first group positioned on a substantially horizontally extending circumferential line. Each of the cameras 3 of the first group is thus adjacent to one of the cameras 4 of the second group on the left and right sides. An analogous distribution of the cameras 3, 4 is given on the substantially perpendicular circumferential lines 10.
FIG. 3 shows a spatial arrangement, similar to FIG. 2, of the cameras 3, 4 of an embodiment of a device 1, a spatial arrangement of the projectors 6 of the lighting device 5 being shown here in addition to the cameras 3, 4. The projectors 6 are similar to the cameras 3, 4 arranged around the not shown here, to be imaged body 2. In this case, the projectors 6 can be distributed uniformly in their horizontal circumferential position and be arranged vertically one above the other along essentially circumferential lines 10. It can be provided that in each case three projectors 6 are distributed uniformly around the circumference with the same vertical position, whereby it can also be ensured that each point of the body to be imaged can be illuminated by at least two of the projectors 6.
FIG. 4 shows a further perspective illustration of an arrangement of cameras 3, 4 of an embodiment of a device 1.
Figures 5a and 5b each show a perspective view of a lighting device 5 of a device 1. In this case, the regular spatial arrangement of the projectors 6 of the lighting device 5 is shown.
Figure 6 shows a perspective view of a section of an embodiment of a receiving cabin 11, in which a part of the inner space 12 can be seen. The
Recording cabin 11 in this case has a device 1 (not shown individually in detail), which distributed around the circumference of the interior 12 and over the height of a first group of cameras 3 for detecting image data in the visual area, a second group of cameras 4 for detection of image data in the infrared region and a lighting device 5 with projectors 6 for generating light in the infrared region. The receiving cabin 11 further has a ceiling 14 and a floor 15, in which the device 1 has additional cameras 3 for detecting image data in the visual area and additional cameras 4 for detecting image data in the infrared range. In floor 15 and ceiling 14 also projectors 6 can be arranged to generate light in the infrared range.
FIG. 7 shows a spatial arrangement of cameras 3, 4 and projectors 6 of a device 1 which, for example, can correspond to the arrangement of cameras 3, 4 and projectors 6 of the device 1 shown in FIG. Cameras 3 for capturing image data in the visual area, cameras 4 for capturing image data in the infrared region and projectors 6 around a body 2, which is not shown here, are regularly arranged horizontally and vertically. In addition to this, more cameras 3, 4 are arranged in each case over a flat, substantially horizontal area on the upper and lower side of the arrangement of the cameras 3, 4 and projectors 6 of the device 1. These cameras 3, 4, which correspond to the cameras 3, 4 in the ceiling 14 and the floor 15 of the receiving cabin 11 in the embodiment of FIG. 6, serve for an optimized detection of the texture and volume information of the body 2 to be imaged Cover of the body to be imaged 2 by the imaging cameras 3, 4 reach, which can be advantageous for the calculation of the texture of the body to be imaged and for calculating the volume model of the body 2 to be imaged.
Finally, FIG. 8 shows a schematic representation of a receiving cabin 11 with a device 1 for generating a three-dimensional image of a body 2 having a texture and a volume. The device 1 again has a first group of cameras 3 for capturing image data in the visual area and one second group of cameras 4 for capturing image data in the infrared range. The cameras 3, 4 are distributed as indicated spatially about the body to be imaged in the interior 12 of the receiving cabin 11, wherein also shown additional cameras, here as shown cameras 4 for capturing image data in the infrared range, in a ceiling and floor area of the receiving cabin 11 are. In addition, the device 1 has two projectors 6 for projecting a pattern 9 of infrared light onto the body 2 to be imaged. In the embodiment shown in FIG. 8, the arithmetic unit 8 is designed separately from the information processing device 7 and communicates with it via a data connection 16.
Innsbruck, on October 13, 2015
权利要求:
Claims (20)
[1]
claims
A device (1) for generating a three-dimensional image of a texture and a volume having body (2) with - a first group of cameras (3) for detecting image data in the visual area, - a second group of cameras (4) for Acquisition of image data in the infrared region and - a lighting device (5) with at least one projector (6) for generating light in the infrared region and - an information processing device (7), by which the cameras (3) of the first group, the cameras (4 ) of the second group and the projectors (6) for the projection of light in the infrared range are controllable and to which the image data of the cameras (3, 4) of the first and the second group are fed, wherein from the image data of the cameras (3) of the first Group, the texture of at least a part of the body (2) is calculable, characterized in that a computing unit (8) is provided, which from the image data of the cameras (4) of the second group e calculated in three-dimensional volume model of essentially the entire body (2).
[2]
2. Device according to claim 1, wherein the at least one projector (6) of the lighting device (5) is adapted to project a pattern (9) of infrared light on the body to be imaged (2).
[3]
A device according to claim 2, wherein the pattern (9) is a pseudo-random dot pattern.
[4]
4. Device according to at least one of claims 2 or 3, wherein each projector (6) of the lighting device (5) is adapted to each projecting from the patterns of the other projectors pattern (6) to project.
[5]
5. Device according to at least one of the preceding claims, wherein the arithmetic unit (8) for calculating the three-dimensional volume model additionally uses the image data of the cameras (3) of the first group.
[6]
6. Device according to at least one of claims 1 to 4, wherein the arithmetic unit (8) calculates the three-dimensional volume model exclusively from the image data of the cameras (4) of the second group.
[7]
7. Device according to at least one of the preceding claims, wherein the information processing device (7) communicates with the arithmetic unit (8) via a data connection (16), wherein the information processing device (7) comprises the arithmetic unit (8) or the arithmetic unit (8) separately from this is formed.
[8]
8. The device according to at least one of the preceding claims, wherein the cameras (3) from the first group, the cameras (4) from the second group and the lighting device (5) are controllable by the information processing device (7) such that the cameras ( 3) from the first group, the cameras (4) from the second group and the illumination device (7) can be activated simultaneously for capturing the image data and for projecting light.
[9]
9. Device according to at least one of the preceding claims, wherein the cameras (3) of the first group, the cameras (4) of the second group and the projectors (6) in a plane, preferably in a curved plane around the body to be imaged (2 ), each of the cameras (3) of the first group within the plane of at least one camera (4) of the second group being adjacent.
[10]
10. Device according to at least one of the preceding claims, wherein each point on the surface to be imaged of the body to be imaged (2) of at least three of the cameras (3) from the first group and / or at least three of the cameras (4) from the second group detectable and illuminated by at least two of the projectors (6).
[11]
11. Device according to at least one of the preceding claims, wherein the cameras (3) from the first group and the cameras (4) from the second group are arranged along substantially horizontally extending circumferential lines (9) around the body (2) to be imaged, wherein each of the first group cameras (3) is adjacent to one of the substantially horizontally in-plane circumferential lines (9) of at least one of the second group of cameras (4).
[12]
12. Device according to claim 11, wherein two cameras (4) from the second group are arranged between two cameras (3) of the first group arranged on one of the substantially horizontally extending circumferential lines (9).
[13]
13. Device according to at least one of the preceding claims, wherein the cameras (3) from the first group and the cameras (4) from the second group are arranged along substantially vertical circumferential lines (10) around the body (2) to be imaged, wherein each of the first group cameras (3) is adjacent to one of the substantially vertical peripheral line (10) of at least one of the second group of cameras (4).
[14]
14. The apparatus of claim 13, wherein between two on one of the substantially vertically extending peripheral lines (10) arranged cameras (3) from the first group two cameras (4) are arranged from the second group.
[15]
15. Device according to at least one of the preceding claims, wherein the cameras (3) from the first group and the cameras (4) from the second group at positions with regular, preferably uniform, intervals along substantially horizontal and vertical circumferential lines (9 , 10), preferably along substantially horizontally and vertically extending latitudinal circles and longitudinal circles around the body to be imaged (2) are arranged.
[16]
16. The apparatus of claim 15, wherein the cameras (3) from the first group are vertically offset in relation to each other in position on the substantially horizontal circumferential lines (9), that the cameras (3) of the first group substantially in your Wind arrangement around the body to be imaged (2).
[17]
17. Device according to at least one of the preceding claims, wherein the device (1) comprises a further illumination device for generating light in the visual region, wherein the further illumination device is adapted to uniformly illuminate the body (2) to be imaged.
[18]
18. receiving cabin (11) with a device (1) according to at least one of the preceding claims.
[19]
19 receiving cabin according to claim 18, wherein the receiving cabin (11) formed by a - preferably curved - surface formed interior (12), a ceiling (14) and a bottom (15), and wherein in the floor and / or the ceiling in addition at least one camera (3) for capturing image data in the visual area, additionally at least one camera (4) for capturing image data in the infrared region and / or at least one of the projectors (6) for generating light in the infrared region is or are arranged.
[20]
20. A method for generating a three-dimensional image of a texture and a volume having body (2) using light in the visual area for detecting the texture of the body to be imaged (2) and using light at least in the infrared region, characterized in that is detected using the light in the at least infrared range, a three-dimensional volume model of substantially the entire body (2). Innsbruck, on October 13, 2015
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申请号 | 申请日 | 专利标题
ATA50871/2015A|AT517744B1|2015-10-13|2015-10-13|Device for generating a three-dimensional image|ATA50871/2015A| AT517744B1|2015-10-13|2015-10-13|Device for generating a three-dimensional image|
PCT/AT2016/060074| WO2017063012A1|2015-10-13|2016-10-13|Device for generating a three-dimensional representation|
EP16794920.5A| EP3362764A1|2015-10-13|2016-10-13|Device for generating a three-dimensional representation|
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