CN112977859A - Surveying and mapping device and method based on BIM unmanned aerial vehicle - Google Patents
Surveying and mapping device and method based on BIM unmanned aerial vehicle Download PDFInfo
- Publication number
- CN112977859A CN112977859A CN202110378012.8A CN202110378012A CN112977859A CN 112977859 A CN112977859 A CN 112977859A CN 202110378012 A CN202110378012 A CN 202110378012A CN 112977859 A CN112977859 A CN 112977859A
- Authority
- CN
- China
- Prior art keywords
- surveying
- bim
- mapping
- aerial vehicle
- unmanned aerial
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D47/00—Equipment not otherwise provided for
- B64D47/08—Arrangements of cameras
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C11/00—Photogrammetry or videogrammetry, e.g. stereogrammetry; Photographic surveying
- G01C11/02—Picture taking arrangements specially adapted for photogrammetry or photographic surveying, e.g. controlling overlapping of pictures
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
- B64U2101/30—UAVs specially adapted for particular uses or applications for imaging, photography or videography
Abstract
The invention discloses a surveying and mapping device and a surveying and mapping method based on a BIM unmanned aerial vehicle, which comprises a frame, wherein two ends of one side surface of the frame are fixedly connected with supporting legs, two ends of one side surface of the frame are fixedly connected with fixed blocks, one side surface of each fixed block is fixedly provided with a first motor, one side surface of each first motor is rotatably provided with a threaded rod, one end of each threaded rod is rotatably connected with one side surface of each fixed block, the surface of each threaded rod is connected with a U-shaped frame through a threaded hole in a threaded manner, one end surface of each U-shaped frame is slidably connected with one side surface of the frame, the other side surface of each U-shaped frame is fixedly provided with a second motor, the shaft end of each second motor is rotatably provided with a BIM surveying and mapping camera, one end of each BIM surveying and mapping camera is positioned on one, therefore, the convenience and the stability of use can be greatly improved, and the surveying and mapping efficiency and the accuracy are ensured.
Description
Technical Field
The invention relates to the field of unmanned aerial vehicle surveying and mapping, in particular to a surveying and mapping device and method based on a BIM unmanned aerial vehicle.
Background
In present daily life and work, for the convenience to the planning management in soil, need survey and drawing, generally all be based on the BIM technique, carry out the camerawork through unmanned aerial vehicle, then carry out accurate survey and drawing.
The BIM technology is proposed by Autodesk company in 2002, can help to realize the integration of building information, and various information is always integrated in a three-dimensional model information database from the design, construction and operation of a building to the end of the whole life cycle of the building, thereby effectively improving the working efficiency, saving resources, reducing the cost and realizing sustainable development.
But among the current BIM unmanned aerial vehicle mapping device, it is direct at unmanned aerial vehicle bottom fixed mounting survey and drawing camera many, then use through the wireless technology transmission, but such mode can not adjust the transverse position as required, causes the survey and drawing deviation easily after the flight, and turn to adjust inconvenient, adaptability is poor, can not carry out the sign to the direction that the camera lens was made a video recording simultaneously, the picture of making a video recording the shooting many times can not be adjusted the concatenation well, influence survey and drawing accuracy, wait to improve.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a mapping device and a mapping method based on a BIM unmanned aerial vehicle.
In order to solve the above problems, the present invention adopts the following technical solutions.
The utility model provides a based on BIM unmanned aerial vehicle mapping device and mapping method, includes the frame, the equal fixedly connected with landing leg in a side surface both ends of frame, a side surface both ends fixedly connected with fixed block of frame, a side fixed surface of fixed block installs first motor, a side surface of first motor rotates and installs the threaded rod, the one end of threaded rod rotates a side surface that is connected with the fixed block, the surface of threaded rod has U type frame through screw hole threaded connection, the one end surface sliding connection of U type frame is in a side surface of frame, another side surface fixed mounting of U type frame has the second motor, the axle head of second motor rotates installs BIM mapping camera, BIM mapping camera's one end is located a side surface of U type frame, BIM mapping camera's other end fixed mounting has the camera lens.
Further, BIM survey and drawing camera's one end surface rotation installs the swivel becket, one side surface of swivel becket is located one side position of camera lens, through installation swivel becket, can rotate regulation connection angle, and adaptability is high.
Further, the other end fixed surface of swivel becket is connected with the connecting rod, the one end fixed mounting of connecting rod has the adjustable ring, connects the adjustable ring through the connecting rod, can rotate to adjust squarely, avoids colliding with the interference, and is convenient stable.
Further, the surface of adjustable ring is equipped with the quad slit, the turning position of quad slit is equipped with the identification block, through at quad slit internal connection identification block, can the sign shoot the angle, does benefit to and adjusts the concatenation video well, avoids the dislocation, improves the accuracy.
Further, the identification block has threely, and is located the three turning position of quad slit respectively, sets up three identification block, can reserve a vacancy position, does benefit to discernment, makes things convenient for the survey and drawing to use.
Furthermore, one side surface of the adjusting ring is connected with one side surface of the lens in a sliding mode and is located at the bottom position.
Further, the opposite side fixed surface of frame installs the support, the surface rotation of support installs the rotor, through the installation rotor, does benefit to the flight survey and drawing.
Further, the opposite side surface threaded connection of swivel becket has set screw, set screw's one end top tightly connects in mapping device's side, connects set screw through the swivel becket, can adjust back locking location, avoids becoming flexible, convenient stability.
Further, the mapping method comprises the following steps:
s1, adjusting the lens, driving the adjusting ring to rotate in the angle direction through the rotating ring, and tightening the locking position of the locking screw;
s2, adjusting the square hole to align to the position of the lens, positioning the identification block to three points in the shooting direction, and enabling the vacant position to correspond to the right small angle in the shooting direction;
s4, starting the unmanned aerial vehicle, driving the rack to fly up through the rotor wing, and reaching a preset surveying and mapping height;
s5, starting the BIM surveying and mapping camera to photograph, and enabling the unmanned aerial vehicle to fly according to a preset straight line square shape;
s6, starting a first motor to drive a threaded rod to rotate, driving a U-shaped frame and a BIM surveying and mapping camera to move transversely, and compensating transverse deviation in the linear flight direction;
s7, when the unmanned aerial vehicle reaches the farthest end of the surveying and mapping, the transverse moving position carries out return flight shooting, and the whole surveying and mapping area is covered by repeated operation;
s8, returning the unmanned aerial vehicle, carrying out identification contraposition through the vacant position, splicing the multiple shot videos to form a global image, and surveying and mapping according to a scale.
Compared with the prior art, the invention has the advantages that:
(1) this scheme passes through first motor of frame bottom installation and threaded rod, and then threaded connection U type frame, can horizontal screw thread adjusting position, and the offset distance is compensated in convenient regulation when flight, simultaneously through second motor installation BIM survey and drawing camera, can rotate angle regulation, can adjust the shooting well, does benefit to the concatenation survey and drawing.
(2) Through the installation swivel becket, can rotate the regulation connection angle, the adaptability is high.
(3) The connecting rod is connected with the adjusting ring, the adjusting ring can be rotated to be square, the collision interference is avoided, and the device is convenient and stable.
(4) Through at quad slit internal connection sign piece, can the sign shoot angle, do benefit to and adjust the concatenation video well, avoid the dislocation, improve the accuracy.
(5) Set up three sign piece, can reserve a vacancy position, do benefit to discernment, convenient survey and drawing is used.
(6) The rotating ring is connected with the positioning screw, so that the locking and positioning can be realized after adjustment, the looseness is avoided, and the device is convenient and stable.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a partial schematic view of the U-shaped frame connection of the present invention;
FIG. 3 is an enlarged view of the pivot ring attachment of FIG. 1 in accordance with the present invention at point A;
fig. 4 is a schematic view of the structure of the adjusting ring of the present invention.
The reference numbers in the figures illustrate:
the rotary wing-type surveying and mapping system comprises a machine frame 1, 11 supporting legs, 12 fixing blocks, 13 first motors, 14 threaded rods, 15 threaded holes, 16U-shaped frames, 17 second motors, 18BIM surveying and mapping cameras, 19 lenses, 2 rotating rings, 21 positioning screws, 22 connecting rods, 23 adjusting rings, 24 square holes, 25 identification blocks, 26 supports and 27 rotary wings.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
Referring to fig. 1-4, a surveying and mapping device and method based on a BIM unmanned aerial vehicle includes a frame 1, referring to fig. 1 and 2, legs 11 are fixedly connected to both ends of a side surface of the frame 1, fixing blocks 12 are fixedly connected to both ends of a side surface of the frame 1, a first motor 13 is fixedly mounted on a side surface of the fixing blocks 12, and can rotate to adjust a transverse position, so as to compensate flight deviation and ensure surveying and mapping accuracy, a threaded rod 14 is rotatably mounted on a side surface of the first motor 13, one end of the threaded rod 14 is rotatably connected to a side surface of the fixing blocks 12, a U-shaped frame 16 is threadedly connected to a surface of the threaded rod 14 through a threaded hole 15, so as to adjust transversely, so as to be convenient and stable, and beneficial to operation, one end surface of the U-shaped frame 16 is slidably connected to a side surface of the frame 1, the axle head of second motor 17 rotates installs BIM survey and drawing camera 18, can make a video recording survey and drawing, then with the video concatenation combination, can shoot by a large scale, guarantee survey and drawing efficiency and accuracy, BIM survey and drawing camera 18's one end is located a side surface of U type frame 16, BIM survey and drawing camera 18's other end fixed mounting has camera lens 19, the opposite side surface fixed mounting of frame 1 has support 26, support 26's surface rotation installs rotor 27, through installing rotor 27, do benefit to the flight survey and drawing.
Referring to fig. 3 and 4, a rotating ring 2 is rotatably mounted on one end surface of a BIM surveying and mapping camera 18, one side surface of the rotating ring 2 is located at one side position of a lens 19, the rotating ring 2 is mounted and can be rotated to adjust a connection angle, the adaptability is high, a positioning screw 21 is in threaded connection with the other side surface of the rotating ring 2, one end of the positioning screw 21 is tightly connected to the side surface of the surveying and mapping device 18, the positioning screw 21 is connected through the rotating ring 2 and can be locked and positioned after adjustment, the looseness is avoided, the convenience and the stability are achieved, a connecting rod 22 is fixedly connected to the other end surface of the rotating ring 2, an adjusting ring 23 is fixedly mounted at one end of the connecting rod 22, the adjusting ring 23 is connected through the connecting rod 22 and can be rotated to adjust the square shape, the collision interference is avoided, the convenience and the stability are achieved, a square hole 24 is formed in the surface of, can the sign shoot the angle, do benefit to and adjust the concatenation video well, avoid the dislocation, improve the accuracy, the identification block 25 has threely, and is located the three turning position of quad slit 24 respectively, sets up three identification block 25, can reserve a vacancy position, does benefit to the discernment, makes things convenient for the survey and drawing to use.
The mapping method comprises the following steps:
s1, adjusting the lens, driving the adjusting ring to rotate in the angle direction through the rotating ring, and tightening the locking position of the locking screw;
s2, adjusting the square hole to align to the position of the lens, positioning the identification block to three points in the shooting direction, and enabling the vacant position to correspond to the right small angle in the shooting direction;
s4, starting the unmanned aerial vehicle, driving the rack to fly up through the rotor wing, and reaching a preset surveying and mapping height;
s5, starting the BIM surveying and mapping camera to photograph, and enabling the unmanned aerial vehicle to fly according to a preset straight line square shape;
s6, starting a first motor to drive a threaded rod to rotate, driving a U-shaped frame and a BIM surveying and mapping camera to move transversely, and compensating transverse deviation in the linear flight direction;
s7, when the unmanned aerial vehicle reaches the farthest end of the surveying and mapping, the transverse moving position is subjected to return flight shooting, the whole surveying and mapping area is covered by repeated operation, and the surveying and mapping data are transmitted to a database based on a BIM technology;
s8, returning the unmanned aerial vehicle, carrying out identification contraposition through the vacant position, splicing the multiple shot videos to form a global image, and surveying and mapping according to a scale.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (9)
1. The utility model provides a based on BIM unmanned aerial vehicle mapping device and mapping method, includes frame (1), its characterized in that: the equal fixedly connected with landing leg (11) in a side surface both ends of frame (1), a side surface both ends fixedly connected with fixed block (12) of frame (1), a side fixed surface of fixed block (12) installs first motor (13), a side surface of first motor (13) rotates and installs threaded rod (14), the one end of threaded rod (14) rotates and is connected with a side surface of fixed block (12), the surface of threaded rod (14) has U type frame (16) through screw hole (15) threaded connection, the one end surface sliding connection of U type frame (16) is in a side surface of frame (1), the opposite side fixed surface of U type frame (16) installs second motor (17), the survey and drawing camera (18) is installed in the rotation of second motor (17) axle head, the one end of BIM survey and drawing camera (18) is located a side surface of U type frame (16), and a lens (19) is fixedly arranged at the other end of the BIM surveying and mapping camera (18).
2. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 1, wherein: a rotating ring (2) is rotatably mounted on the surface of one end of the BIM surveying and mapping camera (18), and one side surface of the rotating ring (2) is located at one side position of the lens (19).
3. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 2, wherein: the other end surface fixed connection of swivel ring (2) has connecting rod (22), the one end fixed mounting of connecting rod (22) has adjustable ring (23).
4. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 3, wherein: the surface of adjustable ring (23) is equipped with quad slit (24), the corner position of quad slit (24) is equipped with identification block (25).
5. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 4, wherein: the number of the identification blocks (25) is three, and the identification blocks are respectively positioned at three corner positions of the square hole (24).
6. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 3, wherein: one side surface of the adjusting ring (23) is connected with one side surface of the lens (19) in a sliding mode and is located at the bottom position.
7. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 1, wherein: the other side fixed surface of frame (1) installs support (26), the surface rotation of support (26) installs rotor (27).
8. The BIM-based unmanned aerial vehicle surveying and mapping device of claim 2, wherein: and the other side surface of the rotating ring (2) is in threaded connection with a positioning screw (21), and one end of the positioning screw (21) is tightly connected to the side surface of the surveying and mapping device (18).
9. The mapping method based on the BIM unmanned aerial vehicle mapping device of claim 1, wherein: the mapping method comprises the following steps:
s1, adjusting the lens, driving the adjusting ring to rotate in the angle direction through the rotating ring, and tightening the locking position of the locking screw;
s2, adjusting the square hole to align to the position of the lens, positioning the identification block to three points in the shooting direction, and enabling the vacant position to correspond to the right small angle in the shooting direction;
s4, starting the unmanned aerial vehicle, driving the rack to fly up through the rotor wing, and reaching a preset surveying and mapping height;
s5, starting the BIM surveying and mapping camera to photograph, and enabling the unmanned aerial vehicle to fly according to a preset straight line square shape;
s6, starting a first motor to drive a threaded rod to rotate, driving a U-shaped frame and a BIM surveying and mapping camera to move transversely, and compensating transverse deviation in the linear flight direction;
s7, when the unmanned aerial vehicle reaches the farthest end of the surveying and mapping, the transverse moving position carries out return flight shooting, and the whole surveying and mapping area is covered by repeated operation;
s8, returning the unmanned aerial vehicle, carrying out identification contraposition through the vacant position, splicing the multiple shot videos to form a global image, and surveying and mapping according to a scale.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110378012.8A CN112977859B (en) | 2021-04-08 | 2021-04-08 | Surveying and mapping device and method based on BIM unmanned aerial vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110378012.8A CN112977859B (en) | 2021-04-08 | 2021-04-08 | Surveying and mapping device and method based on BIM unmanned aerial vehicle |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112977859A true CN112977859A (en) | 2021-06-18 |
CN112977859B CN112977859B (en) | 2022-08-26 |
Family
ID=76339436
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110378012.8A Active CN112977859B (en) | 2021-04-08 | 2021-04-08 | Surveying and mapping device and method based on BIM unmanned aerial vehicle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112977859B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113697122A (en) * | 2021-09-13 | 2021-11-26 | 宋增巡 | Surveying and mapping device and method based on BIM unmanned aerial vehicle |
CN114136294A (en) * | 2021-11-26 | 2022-03-04 | 山东省物化探勘查院 | Intelligent three-dimensional topographic surveying and mapping device |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203786371U (en) * | 2014-02-27 | 2014-08-20 | 刘昊 | Filter support, lens comprising filter support and frame assembly |
CN207851394U (en) * | 2018-01-16 | 2018-09-11 | 任治辉 | It is a kind of can 360 degree adjusting Multimedia Mobile optical lens |
CN108583856A (en) * | 2018-04-10 | 2018-09-28 | 清远市巨劲科技有限公司 | A kind of mapping unmanned plane convenient for storage |
CN108848335A (en) * | 2018-05-24 | 2018-11-20 | 广东工业大学 | A kind of unmanned plane image mosaic system and method |
WO2020103019A1 (en) * | 2018-11-21 | 2020-05-28 | 广州极飞科技有限公司 | Planning method and apparatus for surveying and mapping sampling points, control terminal and storage medium |
CN211013976U (en) * | 2019-09-05 | 2020-07-14 | 西安瑞丰仪器设备有限责任公司 | Imaging measurement system |
CN111698412A (en) * | 2019-03-12 | 2020-09-22 | 杭州海康机器人技术有限公司 | Dual-spectrum panoramic image acquisition method and device, unmanned aerial vehicle and client |
US20200327696A1 (en) * | 2019-02-17 | 2020-10-15 | Purdue Research Foundation | Calibration of cameras and scanners on uav and mobile platforms |
CN212584676U (en) * | 2020-03-17 | 2021-02-23 | 福建省新天地信勘测有限公司 | Novel aerial photography survey and drawing device |
-
2021
- 2021-04-08 CN CN202110378012.8A patent/CN112977859B/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN203786371U (en) * | 2014-02-27 | 2014-08-20 | 刘昊 | Filter support, lens comprising filter support and frame assembly |
CN207851394U (en) * | 2018-01-16 | 2018-09-11 | 任治辉 | It is a kind of can 360 degree adjusting Multimedia Mobile optical lens |
CN108583856A (en) * | 2018-04-10 | 2018-09-28 | 清远市巨劲科技有限公司 | A kind of mapping unmanned plane convenient for storage |
CN108848335A (en) * | 2018-05-24 | 2018-11-20 | 广东工业大学 | A kind of unmanned plane image mosaic system and method |
WO2020103019A1 (en) * | 2018-11-21 | 2020-05-28 | 广州极飞科技有限公司 | Planning method and apparatus for surveying and mapping sampling points, control terminal and storage medium |
US20200327696A1 (en) * | 2019-02-17 | 2020-10-15 | Purdue Research Foundation | Calibration of cameras and scanners on uav and mobile platforms |
CN111698412A (en) * | 2019-03-12 | 2020-09-22 | 杭州海康机器人技术有限公司 | Dual-spectrum panoramic image acquisition method and device, unmanned aerial vehicle and client |
CN211013976U (en) * | 2019-09-05 | 2020-07-14 | 西安瑞丰仪器设备有限责任公司 | Imaging measurement system |
CN212584676U (en) * | 2020-03-17 | 2021-02-23 | 福建省新天地信勘测有限公司 | Novel aerial photography survey and drawing device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113697122A (en) * | 2021-09-13 | 2021-11-26 | 宋增巡 | Surveying and mapping device and method based on BIM unmanned aerial vehicle |
CN114136294A (en) * | 2021-11-26 | 2022-03-04 | 山东省物化探勘查院 | Intelligent three-dimensional topographic surveying and mapping device |
CN114136294B (en) * | 2021-11-26 | 2022-08-16 | 山东省物化探勘查院 | Intelligent three-dimensional topographic surveying and mapping device |
Also Published As
Publication number | Publication date |
---|---|
CN112977859B (en) | 2022-08-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN112977859B (en) | Surveying and mapping device and method based on BIM unmanned aerial vehicle | |
CN103792957B (en) | A kind of light-duty two degrees of freedom camera stable platform apparatus | |
CN110398233B (en) | Heliostat field coordinate mapping method based on unmanned aerial vehicle | |
CN110778861B (en) | Binocular camera support capable of achieving multi-degree-of-freedom adjustment | |
CN208982932U (en) | A kind of binocular vision camera support structure | |
CN211107974U (en) | Unmanned aerial vehicle for mapping and aerial photography | |
CN106774439A (en) | Solar tracking bearing calibration and device based on solar motion rule and IMAQ | |
CN104796590A (en) | High-velocity motion imager of road | |
CN204477650U (en) | A kind of wear type The Cloud Terrace being convenient to install | |
CN101770010A (en) | GPS antenna positioning deviation adjusting device | |
CN207523954U (en) | UAV system EO-1 hyperion camera increases steady holder | |
CN202748029U (en) | Image motion compensation device for aerial survey of unmanned aerial vehicle | |
CN108151710B (en) | A kind of unmanned plane photo control point identity device and application method | |
CN207248166U (en) | Five camera lens oblique photographs measure camera | |
CN206490768U (en) | A kind of four seat in the plane 3-D imaging systems | |
CN103630119A (en) | Image motion compensation device and method for aerial survey of unmanned aerial vehicle | |
CN208217018U (en) | A kind of stable two axle The Cloud Terraces of fixed-wing unmanned plane mapping | |
CN109061998B (en) | Automatic device for realizing large-range time-delay photography and control method | |
CN216667097U (en) | A on-spot mapping device for real estate survey and drawing | |
CN205693768U (en) | A kind of photographic head is from dynamic(al) correction focussing mechanism | |
CN215258643U (en) | Three-dimensional modeling image shooting device based on oblique photography | |
CN114954979A (en) | Continuous sweep linear motion image motion compensation system and method | |
CN206400235U (en) | The movable equipment of head and the application head | |
KR102326823B1 (en) | MMS data processing system for accurate map production | |
CN211592916U (en) | Many rotor unmanned aerial vehicle with retractable undercarriage |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |