Abstract: An automatic stationing functionality of a geodetic survey instrument. The survey instrument comprising a targeting unit configured to provide a targeting data measurement, an inertial measurement unit (IMU), an imaging sensor unit configured for providing the functionalities of a visual positioning system (VPS), a communication interface configured to receive a design data comprising position information of reference markers in the environment, and a computing unit. The automatic stationing functionality being configured for calculating a coarse pose of the instrument based on the IU and/or the VPS pose data, selecting a plurality of reference markers to be targeted based on the coarse pose and the design data, and determining a fine pose of the instrument based on the targeting data measurement of the plurality reference markers.

Abstract: A computer-implemented method for generating land-cover maps of an area, comprising: receiving a plurality of digital input images; performing semantic segmentation in the input images, segmenting each image individually and with a plurality of semantic classes, each semantic class being related to a land-cover class from a set of land-cover classes; identifying a set of single-image probability values of one or more of the semantic classes for at least a subset of the image pixels of the respective segmented image; generating a 3D mesh of the area based on the plurality of digital input images using a structure-from-motion algorithm; projecting the sets of single-image probability values on vertices of the 3D mesh; determining a set of overall probability values of one or more of the semantic classes.

Abstract: A controller for an excavating machine, comprising a tool, an arm, a set of sensors and a chassis. The sensors being configured to provide data regarding a pose of the tool. The controller comprising an input interface and a computing unit. The input interface is configured to receive operator steering commands. The computing unit is configured to read a design model, comprising two interconnected polygons defining a breakline and to reference the pose of the tool to the design model. The controller is configured for performing a semi-automatic breakline-transition. The semi-automatic breakline-transition function including identifying a breakline-transition move based on the operator steering commands and the pose of the tool with respect to the breakline and generating operator steering command adjustment commands, based on the pose of the tool and the operator steering commands, in order to align the tool to the breakline.

Abstract: Computer system and computer-implemented method comprising: providing a digital-twin database comprising individual digital twins for a multitude of coordinate measuring devices; assigning an individual code to each of the multitude of coordinate measuring devices; providing on a first coordinate measuring device the assigned code; and pairing the first device with a mobile device, the pairing comprising capturing the individual code of the first device and sending the captured individual code together with an identifier, verifying the sent individual code and storing the identifier of the mobile device assigned to the digital twin of the first device.

Abstract: A method for optimizing simultaneous use of a multitude of coordinate measuring devices at a multitude of locations, comprising: obtaining job information about a multitude of coordinate measuring jobs at the multitude of locations, the job information comprising the position of one or more objects, a time for performing the job, required capabilities of involved devices, and required certifications and/or calibrations for the involved devices; determining an actual position and a condition of each device, the condition comprising a measuring precision and a measuring speed, individual conditions of a plurality of components of the device, a maintenance status and a certification and/or calibration status; performing a job analysis involving the obtained job information and the determined positions and conditions; and performing, based on a result of the analysis, an assignment optimization for assigning at least a subset of the devices to the jobs.

Abstract: A system for determining a swing boom angle of an excavator. The excavator comprises a lower part, an upper part comprising a cabin, the upper part being arranged on the lower part and configured to be rotated relative to the lower part about a first rotation axis and a swing boom arranged on the upper part and configured to be rotated relative to the upper part about a second rotation axis that an actual swing boom position defines a swing boom angle. The system comprises a first inertial measurement unit (IMU) configured to be mounted on the swing boom and to generate first IMU data, wherein the first IMU comprises at least one acceleration sensor and a processing unit. The processing unit is configured to receive the first IMU data, determine a direction of a centripetal acceleration acting on the first IMU and determine the swing boom angle.

Abstract: A system for determining a swing boom angle of an excavator including a vehicle frame including a cabin, a swing boom arranged on the vehicle frame and configured to be rotated relative to the vehicle frame about a first rotation axis and a pneumatic or hydraulic cylinder. A first end of the pneumatic or hydraulic cylinder is coupled to the vehicle frame and a second end is coupled to the swing boom, wherein the cylinder is configured to be rotated relative to the vehicle frame about a second rotation axis at the first end, wherein the cylinder is configured to rotate the swing boom. The system comprises a first inertial measurement unit (IMU), configured to be mounted on the swing boom and to generate first IMU data, a second IMU configured to be mounted on the cylinder and to generate second IMU data and a processing unit.

Abstract: A system for determining a swing boom angle of an excavator. The system comprises a first measuring sensor configured to be mounted on a vehicle frame or a swing boom 4, wherein the first measuring sensor is configured to determine a first interim swing boom angle of the swing boom relative to the vehicle frame. The first interim swing boom angle is one of a discrete amount of one or more intermittent first interim swing boom angles, each of the discrete amount of one or more intermittent first interim swing boom angles being spaced from each other by at least a value of one degree. A second measuring sensor mounted on the swing boom to determine a second interim swing boom angle of the swing boom relative to the vehicle frame, the second interim swing boom angle being from an indiscrete angle range and a processing unit.

Abstract: A system for planning an earth-moving operation to be performed by a construction machine having a tool for performing the earth-moving operation and a machine control unit for at least partially controlling the earth-moving operation, the system comprising a measuring system configured for capturing 3D measuring data of an uneven terrain in a surrounding of the construction machine, a context camera having a known position relative to the measuring system and/or the 3D measuring data and being configured for capturing context image data of the terrain, a user interface configured for displaying at least one context image to an operator of the construction machine and for receiving user input from the operator, and a computing unit operatively coupled at least with the measuring system and the user interface.

Abstract: A distance measuring device comprising an optical transmitter channel for transmitting laser light along a transmitter path and an optical reception channel for receiving laser light along a reception path. At least one optical element including a glass part with a coated surface is positioned in the optical transmitter channel or in the optical reception channel. The glass part includes a glass pane with a thickness below 0.3 mm, with a peripheral edge and with a coating on at least one of the two surfaces, and a ring element. The glass pane is adhesively connected to an end face of the ring element. This distance measuring device shows reduced measuring artefacts and/or reduced optical aberration effects and/or a reduced weight.

Abstract: A computer-implemented method for determining maintenance requirements of a first coordinate measuring device, comprising: providing a digital-twin database comprising individual digital twins for each of a multitude of coordinate measuring devices, each device comprising a plurality of components, each individual digital twin comprising information about the individual components of the respective device; continuously receiving usage-related data regarding a usage of the multitude of coordinate measuring devices; receiving maintenance data related to maintenance events of the coordinate measuring devices; performing a maintenance analysis involving the maintenance data of at least a subset of the multitude of coordinate measuring devices, the information about the components used in the coordinate measuring devices of the subset and the usage-related data of the coordinate measuring devices of the subset; and predicting, based on a result of the maintenance analysis, maintenance requirements for the first co

Abstract: A distance measuring device comprising an optical transmitter channel for transmitting laser light along a transmitter path and an optical reception channel for receiving laser light along a reception path. At least one optical element including a glass part with a coated surface is positioned in the optical transmitter channel or in the optical reception channel. The glass part includes a glass pane with a thickness below 0.3 mm, with a peripheral edge and with a coating on at least one of the two surfaces, and a ring element. The glass pane is adhesively connected to an end face of the ring element. This distance measuring device shows reduced measuring artefacts and/or reduced optical aberration effects and/or a reduced weight.

Abstract: Automatic method for coordinative measuring of a measurement space with a stationary terrestrial scanning measuring device having an emitting unit for directed emission of radiation as a free beam and at least one camera arranged in known spatial relationship to the emitting unit.

Abstract: The invention relates to a camera body comprising an optics interface configured for receiving projection optics, a holder coupled with the optics interface, a sensor arranged on the holder and configured for being movable relative to the optics interface along a stabilisation axis, circuitry connected to the sensor and configured for generating surveying data, the holder comprising a first frame and a first movable part that is connected to the first frame via a first solid-state joint, the sensor arranged on the first movable part, the first solid-state joint configured for providing a movability of the first movable part relative to the first frame along the stabilisation axis, a motor having a mover and a stator, the motor connected to the circuitry, the mover operatively linked with the first movable part, and the stator fixedly arranged relative to the first frame.

Abstract: Measurement method where a code projection which is dependent on a three-dimensional position of a code carrier relative to a sensor arrangement is generated on a sensor arrangement, and at least part of the code projection is captured. An angular position of the code carrier with reference to the defined axis of rotation is ascertained and a current measurement position of the measurement component relative to a base is determined, wherein, a position value for at least one further degree of freedom of the code carrier relative to the sensor arrangement is ascertained on the basis of the code projection and is taken into account to determine the current measurement position, and a relative position of the connecting element with respect to the holder and/or the deformation thereof is determined from the position value in the form of a change in shape or size.

Abstract: A reality capture device, particularly a reality capture device having a lightweight construction, being configured for generating a digital representation of an environment. The reality capture device comprises a probing unit with a pivoting component configured to be pivoted relative to a base part of the reality capture device in order to generate probing data of the environment. The pivoting component is mounted on the base part by a four-point roller bearing configured as wire race bearing. Applicability of a four-point roller bearing in the form of a wire race bearing for supporting the probing unit of the reality capture device is achieved by a specific design of the inner and/or outer race supporting the raceway wires in order to reduce unwanted pressure in the bearing, e.g. due to thermal behavior.

Abstract: A laser distance meter forming a handheld device comprising a housing, an electro-optical distance measurement unit arranged in the housing for ascertaining at least one measured distance between the laser distance meter and a target object in a measurement direction, and a camera having a field of view in the measurement direction. A deflection unit is disposed in the housing for the angular deflection of the measurement direction and an operating and input arrangement for operating at least the distance measurement unit and the camera. A control unit at the housing is configured to activate the distance measurement unit and the deflection unit such that a series of measured values of the measured distance are recorded in different deflections along a path of the deflection, and a subsequent selection of the measured distances from the series of measured values is carried out using the operating and input arrangement.

Abstract: A laser scanner and a system with a laser scanner for measuring an environment. The laser scanner includes an optical distance measuring device, a support, a beam steering unit rotatably fixed to the support which rotates around a beam axis of rotation. The beam steering unit includes a mirrored surface which deflects radiation used in the optical distance measurement and an angle encoder for recording angle data. The optical distance measurement is performed by a progressive rotation of the beam steering unit about the beam axis of rotation and the continuous emission of a distance measurement radiation, the emission being made through an outlet area arranged in the direction of the mirrored surface on the support, the receiving optics for receiving radiation are arranged on the support, and wherein the outlet area has a lateral offset with respect to the optical axis of the receiving optics.

Abstract: A method for surveying an environment by a movable surveying instrument with a progressional capturing of 2D-images by at least one camera and applying a visual simultaneous location and mapping algorithm (VSLAM) or a visual inertial simultaneous location and mapping algorithm (VISLAM) with a progressional deriving of a sparse evolving point cloud of at least part of the environment, and a progressional deriving of a trajectory of movement. The method comprises a progressional matching of the sparse evolving point cloud with a previously derived 3D-geometry, with a minimizing of a function configured to model a distance between the sparse point cloud and the previously derived 3D-geometry and deriving a spatial localization and orientation of the surveying instrument. At least one surveying measurement value of the environment by a spatial measurement unit is combined with the sparse point cloud or the previously derived 3D-geometry.

Abstract: A laser scanner and a system with a laser scanner for measuring an environment. The laser scanner includes an optical distance measuring device, a support, a beam steering unit rotatably fixed to the support which rotates around a beam axis of rotation. The beam steering unit includes a mirrored surface which deflects radiation used in the optical distance measurement and an angle encoder for recording angle data. The optical distance measurement is performed by a progressive rotation of the beam steering unit about the beam axis of rotation and the continuous emission of a distance measurement radiation, the emission being made through an outlet area arranged in the direction of the mirrored surface on the support, the receiving optics for receiving radiation are arranged on the support, and wherein the outlet area has a lateral offset with respect to the optical axis of the receiving optics.