The invention relates to a system for locating an object and optionally determining the dimension thereof in a specified area/space, comprising a plurality of cameras which capture the area from different locations, wherein a common detection region is provided for each of at least two cameras which are arranged at different locations; means for marking an object detected simultaneously by at least two cameras in the images captured by the respective cameras; and means for determining the position of the object marked in the images of the cameras by calculating the respective line of position between each camera and the object detected by each camera and by calculating the coordinates of the object at the intersection of the lines of position in a coordinate system mapping the area.
G06V 40/16 - Human faces, e.g. facial parts, sketches or expressions
G06V 40/20 - Movements or behaviour, e.g. gesture recognition
H04N 23/23 - Cameras or camera modules comprising electronic image sensorsControl thereof for generating image signals from infrared radiation only from thermal infrared radiation
The invention relates to a system for monitoring the operation of a ship comprising a plurality of sensors (S), which are designed to monitor equipment of the ship and/or people and objects on board the ship, a central computer (Z) connected to the sensors (S) in a communicating manner, and a plurality of reporting units (M) connected to the central computer (Z) in a communicating manner, wherein the reporting units (M) are grouped in a plurality of reporting groups (N, T, H), corresponding to organisational units for operationally and nautically controlling the ship, and the central computer (Z) is designed for informing a reporting unit (M) associated with a predetermined reporting group (N, T, H) according to an event detected by at least one sensor (S), characterised in that at least one of the sensors (S) is a video camera, a LIDAR and/or a radar system, wherein at least one of the sensors (S) or the central computer (Z) is designed for face, gesture and/or facial expression recognition and the detected event is a face, gesture and/or a facial expression.
The invention relates to a system for locating an object (A, B, C, D, E) and optionally determining the dimension (H, B, T) thereof in a specified area/space (100), comprising a plurality of cameras (10, 20, 30) which capture the area (100) from different locations, wherein a common detection region is provided for each of at least two cameras (10, 20, 30) which are arranged at different locations; means for marking an object (A, B, C, D) detected simultaneously by at least two cameras (10, 20, 30) in the images captured by the respective cameras (10, 20, 30); and means for determining the position of the object (A, B, C, D, E) marked in the images of the cameras (10, 20, 30) by calculating the respective line of position between each camera (10, 20, 30) and the object (A, B, C, D) detected by each camera (10, 20, 30) and by calculating the coordinates of the object (A, B, C, D) at the intersection of the lines of position in a coordinate system mapping the area.
The invention relates to a method for determining the position of a watercraft (CS) by taking a bearing on at least two marks (M1, M2) of known position, characterized by the steps of: capturing at least one first image containing at least one first mark (M1) of known position by means of a camera arranged on board the watercraft (CS), the optical axis of which camera is oriented at a known camera angle relative to a predefined coordinate system and which camera has a conformal resolution at least in the horizontal; ascertaining the first line of position (S1) connecting the first mark (M1) to the camera by marking the first mark (M1) in the first image captured by the camera; ascertaining a second line of position (S2) connecting a second mark (M2) to the camera by marking a second mark (M2) in the first image captured by the camera or in a second image captured by the camera; and determining the position of the watercraft (CS) by means of the first line of position (S1) and the second line of position (S2).
A system for detecting a man-overboard event, comprising a plurality of first computing units (10) having at least one optical sensor with a predetermined detection range (20) and a second computing unit connected to the plurality of computing units (10), characterized in that each first computing unit (10) is designed, independently of the others, to evaluate the data sensed by the at least one optical sensor of the respective first computing unit (10), to determine whether a man-overboard event is present on the basis of these data and, when a man-overboard event (event) is present, to report this to the second computing unit, wherein the second computing unit is designed to output an alarm and/or a control command to carry out a man-overboard manoeuvre.
G08B 21/08 - Alarms for ensuring the safety of persons responsive to the presence of persons in a body of water, e.g. a swimming poolAlarms for ensuring the safety of persons responsive to an abnormal condition of a body of water
Method for operation of a strap-down ship's gyro compass for optimal calculation of position and course angle on a ship, with three rotational rate sensors each mutually aligned to each other at a right angle, and two nominally horizontally aligned orthogonal acceleration sensors, without required specification of the geographic latitude and/or of the speed of the ship, characterized by the steps: a. Preparation of a set of dynamic equations based on the angular velocity components detected by the rotational rate sensor, b. Preparation of a measured data equation based on the force components detected by the acceleration sensors, c. Determination of the properties of the lever arm between the strap-down ship's gyro compass and the point of rotation of the ship, and d. Determination of the properties of the earth's rotation and of the ship's angular velocity, wherein their properties are determined on the basis of the set of dynamic equations and the measured data equation, and are used in each case as parameters for calculation of the geographic latitude and/or speed of the ship.
G01C 19/38 - Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by other than magnetic means, e.g. gyrocompasses using earth's rotation
G01C 25/00 - Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
G01C 21/16 - NavigationNavigational instruments not provided for in groups by using measurement of speed or acceleration executed aboard the object being navigatedDead reckoning by integrating acceleration or speed, i.e. inertial navigation
7.
ROLLING BODY PENDULUM BEARING, PARTICULARLY FOR SUPPORTING GYROSCOPIC SYSTEMS OF A GYROCOMPASS, AS WELL AS A GYROCOMPASS DEVICE HAVING SUCH A BEARING
A rolling body pendulum bearing is described, particularly for supporting gyroscopic systems of a gyrocompass, comprising: a rotational body (14, 18) with a convex outer surface section (14c) that is partially spherical relative to the first axis; a first hollow body (8) comprising a first hollow chamber (16) that holds the rotational body (14, 18) in the region of the partially spherical outer surface section (14c) thereof, the hollow chamber having a first opening (4) on a first end face (8a), a second opening (6) on a second end face (8b) lying opposite the first end face (8a) and a concave inner surface section (8c) that is partially spherical relative to a second axis (26) and lies between the two openings (4, 6), a first intermediate space (16) being formed between the partially spherical outer surface section (14c) of the rotational body (14) and the partially spherical inner surface section (8c) of the first hollow body (8); rolling bodies (10) running in the first intermediate space (16); and a first cage (12) in the first intermediate space (16), said cage holding the rolling bodies (10). The rolling body pendulum bearing additionally comprises: a first stop (20) provided on the rotational body (14, 18), which abuts the first cage (12) and/or at least one adjacent rolling body (10) when the rotational body (14, 18) is in a maximum pivoting position in relation to the second axis (26); and a second stop (2d) in the region adjacent to the first stop (20), with which the first cage (12) or at least an adjacent rolling body (10) simultaneously comes into contact in the maximum pivoting position of the rotational body (14, 18). The location and design of the rotational body (14, 18), the first hollow body (8), the rolling bodies (10) and the first cage (12) are such that the rolling bodies (10) still remain substantially inside the intermediate space (16) in the maximum pivoting position of the rotational body (14, 18).
F16C 19/10 - Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for axial load mainly
F16C 11/06 - Ball-jointsOther joints having more than one degree of angular freedom, i.e. universal joints
8.
METHOD AND DEVICE FOR FUSING PARTITIONED CORRELATED SIGNALS
The present invention relates to a method, a device, a computer program product, and a navigation system for determining a piece of navigation information for an object, preferably a moving object, in particular a vehicle or aircraft, on the basis of source signals (1...K) of at least two sensors, which provide information about a navigation state of the object. Source signals are received in the form of average and covariance pairs, of which at least two can be partitioned into a potentially correlated part and an uncorrelated part. The target signal is transmitted, for example in the form of an average and covariance pair, and so a reaction of a physical system that receives the target signal is enabled.
A processing device for providing radar data onto a local area network includes an analog-to-digital converter operable to receive analog radar data from an antenna and converter operable to convert the analog radar data into digital radar data. An interference rejector removes radar signals of other antennas from the digital radar data. A range bin decimator limits the digital radar data to a threshold number of range bins. A trigger-to-azimuth converter associates the digital radar data to particular azimuths of rotation of the antenna. A local area network manager places the digital radar data onto a local area network. The processing device may be located in the pedestal with the antenna. A plurality of processing devices associated with a plurality of antennas may provide digital radar data onto the local area network. A plurality of computers may be connected to the local area network and each computer can process the digital radar data from one or more processing devices to present a radar image on a display.
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
G01S 7/00 - Details of systems according to groups , ,
The invention relates to a device and method for navigating a movable device (10) along a surface of a material structure, wherein characteristic properties of the material structure are locally recorded and first measurement data (S) are accordingly generated. The special feature of the invention is that navigation data (N2) of the movable device (10) along the surface of the material structure are determined by combining the first measurement data (S) with design data (C) which are used for the production of the material structure and which indicate essentially locally different characteristic properties at least of sections of the material structure.
The invention relates to a control system for a machine-driven watercraft, which is designed to be connected to a rudder unit (10) for changing the direction of movement of the watercraft by deflecting the rudder unit (10), wherein the control system comprises a control unit (20), in particular a control stick, for controlling the deflection (x) of the rudder unit (10). In order to provide an improved control system for a machine-driven watercraft, which in particular enables especially safe navigation of the watercraft, according to the invention the control unit (10) is designed to be moved at a first and a second mechanical resistance (a, b), wherein the first mechanical resistance (a) is smaller than the second mechanical resistance (b), and the control system comprises a feedback unit (30), which is connected to the control unit (20) and designed to operate the control unit (20) at the first mechanical resistance (a) when the deflection (x) of the rudder unit (10) is smaller than a defined rudder deflection (xL), and in order to operate the control unit (20) at the second mechanical resistance (b) when the deflection (x) of the rudder unit is greater than the defined rudder deflection (xL), wherein the defined rudder deflection (xL) represents a rudder deflection (xL) and/or a rudder deflection range (DxL), at which/in which the movement of the watercraft is unstable, mechanical damage to the watercraft occurs, in particular due to a collision course, a safety zone is departed from, a defined noise level is exceeded and/or a defined fuel consumption is exceeded.
In certain embodiments, a method includes receiving a radar signal comprising one or more radar contacts each having associated location information. The method further includes determining, based on at least a portion of the location information associated with each of the one or more radar contacts, one or more pixels associated with each of the one or more radar contacts, the one or more pixels associated with each of the one or more radar contacts being one or more of a plurality of pixels of a radar PPI display. The method further includes determining that a particular radar contact of the one or more radar contacts is a trackable radar contact, determining a number of additional pixels associated with the particular radar contact, and illuminating the one or more pixels associated with the particular radar contact and the number of additional pixels associated with the particular radar contact on the radar PPI display.
A processing device for providing radar data onto a local area network includes an analog-to-digital converter operable to receive analog radar data from an antenna and converter operable to convert the analog radar data into digital radar data. An interference rejector removes radar signals of other antennas from the digital radar data. A range bin decimator limits the digital radar data to a threshold number of range bins. A trigger-to-azimuth converter associates the digital radar data to particular azimuths of rotation of the antenna. A local area network manager places the digital radar data onto a local area network. The processing device may be located in the pedestal with the antenna. A plurality of processing devices associated with a plurality of antennas may provide digital radar data onto the local area network. A plurality of computers may be connected to the local area network and each computer can process the digital radar data from one or more processing devices to present a radar image on a display.
G01S 7/00 - Details of systems according to groups , ,
G01S 13/00 - Systems using the reflection or reradiation of radio waves, e.g. radar systemsAnalogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
14.
COMBINING DATA FROM MULTIPLE RADAR SIGNALS ON A SINGLE PLAN POSITION INDICATOR (PPI) DISPLAY
In certain embodiments, a method for combining data from multiple radar signals on a single PPI includes receiving, from a first radar device having a first angular range of visibility, first radar signal data corresponding to the first angular range of visibility. The method further includes receiving, from a second radar device having a second angular range of visibility, second radar signal data corresponding to the second angular range of visibility. The method further includes performing compensation processing on at least a portion of the second radar signal data to form modified second radar signal data that is correlated to the first radar signal data. The method further includes combining at least a portion the first radar signal data with at least a portion of the modified second radar signal data to form combined radar signal data and generating, based on the combined radar signal data, a display on a radar PPI display.
Ship rudder control, so-called autopilot, includes a multiplicity of components connected with a bus interface to a CAN bus and via this also to each other. A further bus interface on each component of the control system is coupled to a separate, second bus, with the components being provided with unambiguous addresses and further information being assigned that mark the components as monitorable or non-monitorable. A device for emitting telegrams of component addresses and monitorability. A first comparator on all monitorable components start or switch off their own property as a monitoring component using the addresses of other components in received telegrams by comparison, and a second comparator on all monitorable components that use the number of received telegrams by comparison with the number of telegrams received on the other channel causing a change of the channel to that with the higher number of received telegrams under certain circumstances.
G05B 13/00 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
G05D 1/00 - Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
16.
METHOD FOR OPERATING A DISPLAY DEVICE DRIVEN BY AT LEAST ONE STEPPING MOTOR
The invention relates to a method for operating a display device driven by at least one stepping motor with display scale, comprising the steps: determining suitable step widths in at least those regions affected by stroboscopic flicker effects on control of a stepping motor for movement of the display scale in a measuring process on starting up the device or on request, storing the determined step widths in the form of a matching parameter and operating the stepping motor(s) with suitable step width resolution in the regions identified as affected by the stroboscopic flicker effects to be avoided.
H02P 8/38 - Protection against faults, e.g. against overheating or step-outIndicating faults the fault being step-out
G01C 17/36 - Repeaters for remote indication of readings of a master compass
G01C 19/40 - Rotary gyroscopes for control by signals from a master compass, i.e. repeater compasses
G01P 1/07 - Indicating devices, e.g. for remote indication
G01C 19/36 - Rotary gyroscopes for indicating a direction in the horizontal plane, e.g. directional gyroscopes with north-seeking action by magnetic means, e.g. gyromagnetic compasses
Navigation method for a vehicle (10) for determining areas (110, 120), in which the vehicle is at risk of collisions with a moving target (40), characterized by the steps: definition of a safety distance (CPA limit; 30) around the current location of the vehicle (10), determination of up to four intersection points of a circle (20), which is drawn around the end point of the movement vector of the target (40), with tangents (60) which start from the target (40) and make contact with the CPA limit (30) of the vehicle (10), wherein the radius of the circle (20) corresponds to the speed of the vehicle (10); determination of up to four course-limiting vectors (70) which run from the up to four intersection points to the end point of the movement vector of the target (40); transmission of the up to four course-limiting vectors (70) to the current location of the vehicle (10); and characterization, as areas which are at risk of collision, of the areas (110, 120) which are bounded by 1.) the straight lines (90) which continue the movement vector of the target (40), 2.) the parallel lines (100) which are displaced by a predetermined value with respect to the movement vector of the target (40) in the direction of the vehicle (10), and 3.) of the straight lines (80) which continue in each case between the outer, course-limiting vectors (70) which start from the vehicle (10).
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