-
公开(公告)号：US20200182614A1
公开(公告)日：2020-06-11
申请号：US16707001
申请日：2019-12-09
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai , Tetsuji Anai
Abstract: There is provided a surveying instrument including a distance measuring unit configured to measure a distance to an object to be measured, a measuring direction image pickup module which includes the object to be measured and is configured to acquire as observation image, an attitude detector is configured to detect a tilt of the surveying instrument main body and a arithmetic control module, and wherein the arithmetic control module is configured to extract each common corresponding point from a first image acquired at a first installing point and a second image acquired at a second installing point, perform the matching based on the corresponding point, and make a measurement of a positional relationship of the object to be measured with respect to the first installing point and the second installing point based on a matching image.
-
公开(公告)号：US20200081266A1
公开(公告)日：2020-03-12
申请号：US16565708
申请日：2019-09-10
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai , Tetsuji Anai
Abstract: A surveying instrument comprises a distance measuring unit configured to measure a distance to an object to be measured, an optical axis deflector configured to deflect a distance measuring light, a measuring direction image pickup module configured to acquires an observation image and an arithmetic control module, wherein the arithmetic control module is configured to continuously cut out sighting images around a tracking point set in the observation image, to set a first cutout sighting image as a reference sighting image, to calculate a movement amount of the sighting image with respect to the reference sighting image by an image matching of the reference sighting image and the sighting image and to control the optical axis deflector based on a calculation result in such a manner that the tracking point is positioned at a center of the sighting image.
-
公开(公告)号：US20190339075A1
公开(公告)日：2019-11-07
申请号：US16398354
申请日：2019-04-30
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai , Tetsuji Anai
Abstract: A surveying instrument comprises a monopod installed on a reference point, a surveying instrument main body provided at a known distance from a lower end of the monopod and at a known angle with respect to an axis of the monopod and having a reference optical axis, wherein the surveying instrument main body performs an image pickup of an object to be measured and scans the object to be measured by a closed loop scan pattern respectively at a pre-rotation and a post-rotation of the surveying instrument main body, obtains cross points of a locus of a scan pattern of the pre-rotation and the post-rotation, obtains deflection angles of the cross point with respect to the reference optical axis of the pre-rotation and the post-rotation, and calculates a rotation angle of the surveying instrument main body based on a deviation between both of the deflection angles.
-
公开(公告)号：US10371801B2
公开(公告)日：2019-08-06
申请号：US15243025
申请日：2016-08-22
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai
Abstract: The invention provides a measuring instrument, which comprises a measuring unit for projecting a distance measuring light toward an object to be measured and for performing a distance measurement by receiving a reflected light from the object to be measured, and an attitude detecting device integrally provided with the measuring unit, wherein the attitude detecting device has tilt sensors for detecting a horizontality and relative tilt angle detectors for tilting the tilt sensors and for detecting a tilt angle of the measuring unit with respect to the horizontality under such condition that the tilt sensors detects the horizontality so that the horizontality is detected by the tilt sensor, and wherein the distance measurement of the object to be measured is performed by the measuring unit, and a vertical angle of a measuring point is determined based on the result of the tilt detection by the attitude detecting device.
-
Patent Agency Ranking
公开(公告)号：US10324183B2
公开(公告)日：2019-06-18
申请号：US15702902
申请日：2017-09-13
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai
IPC: G01C9/02 , G01S7/48 , G06T7/30 , G01C11/02 , G01C15/00 , G01S17/02 , G01S17/42 , G01S17/66 , G01S17/89 , G01S7/481 , B64C39/02
Abstract: The invention provides a UAV measuring apparatus, which comprises a flying vehicle, a laser scanner mounted on the flying vehicle and for performing two-dimensional scanning with a reference optical axis extending in an approximately vertically downward direction as the center, an image pickup unit having an image pickup optical axis parallel to the reference optical axis and a control arithmetic component, wherein the control arithmetic component is configured to synchronize the two-dimensional scanning performed by the laser scanner with an image pickup performed by the image pickup unit, and to correspond a scanning locus obtained by the two-dimensional scanning with an acquired image.
-
公开(公告)号：US10185026B2
公开(公告)日：2019-01-22
申请号：US15373773
申请日：2016-12-09
Applicant: TOPCON Corporation
Inventor： Kaoru Kumagai , Fumio Ohtomo
Abstract: The invention provides a measuring instrument, which comprises a light emitting element, a distance measuring light projecting unit, a light receiving unit, a distance measuring unit for performing a distance measurement, a first optical axis deflecting unit for deflecting an optical axis of a distance measuring light, a second optical axis deflecting unit for deflecting a reflected distance measuring light, a projecting direction detecting unit for detecting a deflection angle and a deflecting direction, and a control unit, wherein the distance measuring light is projected through the first optical axis deflecting unit, the reflected distance measuring light is received by a light receiving element through the second optical axis deflecting unit, and the control unit acquires three-dimensional data of a measuring point based on a result of the distance measurement of the distance measuring unit and on a detection result of the projecting direction detecting unit.
-
公开(公告)号：US20180052232A1
公开(公告)日：2018-02-22
申请号：US15667668
申请日：2017-08-03
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai , Tetsuji Anai
CPC classification number: G01S17/08 , G01B11/14 , G01C15/002
Abstract: A measuring method, wherein point cloud data of a building is acquired by a laser scanner, wherein the laser scanner has an attitude detector for detecting a tilting with respect to a horizontality or a verticality, converts the point cloud data into a horizontal distance and a height or a difference of a height based on the tilting detected by the attitude detector, sets a height line at a predetermined height on a wall surface, averages a horizontal distance information of the point cloud data included in a predetermined width with the height line as a center in a height direction, further develops the horizontal distance information along the height line in a horizontal direction, and measures a horizontal cross section at the predetermined height.
-
公开(公告)号：US20170227357A1
公开(公告)日：2017-08-10
申请号：US15421812
申请日：2017-02-01
Applicant: TOPCON Corporation
Inventor： Fumio Ohtomo , Kaoru Kumagai , Tetsuji Anai
Abstract: The invention provides a surveying instrument, which comprises a measuring unit for performing a distance measurement by projecting a distance measuring light toward an object to be measured, an image pickup unit for picking up an image including the object to be measured, an attitude detecting unit provided integrally with the image pickup unit, and an arithmetic processing unit, wherein the attitude detecting unit has tilt sensors for detecting a horizontal and a relative tilt angle detecting unit for detecting a tilt angle of the measuring unit with respect to the horizontal, and wherein the arithmetic processing unit calculates a tilting of the image with respect to a vertical based on a detection result of the attitude detecting unit and displays vertical lines in the image acquired by the image pickup unit based on this calculation result.
-
公开(公告)号：US20170168142A1
公开(公告)日：2017-06-15
申请号：US15373773
申请日：2016-12-09
Applicant: TOPCON Corporation
Inventor： Kaoru Kumagai , Fumio Ohtomo
CPC classification number: G01S7/4812 , G01C15/002 , G01S7/4811 , G01S7/4813 , G01S7/4817 , G01S17/023 , G01S17/42 , G01S17/66 , G01S17/89 , G02B5/04 , H04N5/2257
Abstract: The invention provides a measuring instrument, which comprises a light emitting element, a distance measuring light projecting unit, a light receiving unit, a distance measuring unit for performing a distance measurement, a first optical axis deflecting unit for deflecting an optical axis of a distance measuring light, a second optical axis deflecting unit for deflecting a reflected distance measuring light, a projecting direction detecting unit for detecting a deflection angle and a deflecting direction, and a control unit, wherein the distance measuring light is projected through the first optical axis deflecting unit, the reflected distance measuring light is received by a light receiving element through the second optical axis deflecting unit, and the control unit acquires three-dimensional data of a measuring point based on a result of the distance measurement of the distance measuring unit and on a detection result of the projecting direction detecting unit.
-
-
-
-
-
-
-
-
Search Results
89
records
(took 0.033 seconds)
