Abstract

A method for determining the position of a spotlight (1) which is arranged above an underlying surface (3) and creates an illuminated region (5) on the underlying surface (3), wherein a light sensor (2) is arranged on the underlying surface (3), wherein the light sensor (2) is designed as a camera, wherein the camera comprises a wide-angle lens, preferably a fisheye lens, and wherein the light sensor (2) comprises one to three position sensors, preferably ultra-wideband position sensors (8), which are designed to determine the position of the light sensor (2) in a three-dimensional coordinate system, wherein the camera creates a recording of the spotlight (1), and wherein the position of the spotlight (1) is at least approximately determined from the recording and the position of the light sensor (2).

IPC Classes  ?

• H05B 47/125 - Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by using cameras
• H05B 47/11 - Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
• G06T 7/70 - Determining position or orientation of objects or cameras

Abstract

The invention relates to a technical stage device (1), comprising a fastening element (2), a bearing element (3) and a functional element (4), in particular a camera or a spotlight, wherein the functional element (4) is arranged on the bearing element (3) so as to be pivotable about a tilt axis (14) and wherein the bearing element (3) is arranged on the fastening element (2) so as to be rotatable about a pan axis (13), wherein a position determination arrangement is provided, which is designed in such a way that a relative movement between the bearing element (3) and the fastening element (2) as well as between the bearing element (3) and the functional element (4) can be determined. Further, the invention relates to a method for determining the correlation function of predetermined tilt and pan values of a functional value (4), in particular a camera or a spotlight, to absolute motion values of the functional element (4).

IPC Classes  ?

• G01S 3/785 - Systems for determining direction or deviation from predetermined direction using adjustment of orientation of directivity characteristics of a detector or detector system to give a desired condition of signal derived from that detector or detector system
• G03B 15/07 - Arrangements of lamps in studios
• G12B 13/00 - Calibrating of instruments or apparatus
• H04N 23/51 - Housings

Abstract

ab) and to illuminate the object (2) accordingly with the illumination unit (3).

IPC Classes  ?

• H05B 47/10 - Controlling the light source
• H05B 47/155 - Coordinated control of two or more light sources
• H05B 47/115 - Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
• G01S 7/484 - Transmitters
• G01S 5/02 - Position-fixing by co-ordinating two or more direction or position-line determinationsPosition-fixing by co-ordinating two or more distance determinations using radio waves
• G01S 17/894 - 3D imaging with simultaneous measurement of time-of-flight at a 2D array of receiver pixels, e.g. time-of-flight cameras or flash lidar
• H05B 47/125 - Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by using cameras

Abstract

The invention relates to a stage device (1) comprising a fastening element (2), a bearing element (3) and a functional element (4), in particular a camera or a spotlight, the functional element (4) being mounted pivotably about a tilt axis (14) on the bearing element (3), and the bearing element (3) being mounted rotatably about a pan axis (13) on the fastening element (2), wherein a position-determining assembly is provided which is designed such that a relative movement between the bearing element (3) and the fastening element (2) and between the bearing element (3) and the functional element (4) can be determined. The invention also relates to a method for determining the correlation function of predefined tilt and pan values of a functional element (4), in particular of a camera or spotlight, to absolute movement values of the functional element (4).

IPC Classes  ?

• G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
• G03B 15/07 - Arrangements of lamps in studios

Abstract

The invention relates to a stage device (1) comprising a fastening element (2), a bearing element (3) and a functional element (4), in particular a camera or a spotlight, the functional element (4) being mounted pivotably about a tilt axis (14) on the bearing element (3), and the bearing element (3) being mounted rotatably about a pan axis (13) on the fastening element (2), wherein a position-determining assembly is provided which is designed such that a relative movement between the bearing element (3) and the fastening element (2) and between the bearing element (3) and the functional element (4) can be determined. The invention also relates to a method for determining the correlation function of predefined tilt and pan values of a functional element (4), in particular of a camera or spotlight, to absolute movement values of the functional element (4).

IPC Classes  ?

• G03B 5/00 - Adjustment of optical system relative to image or object surface other than for focusing of general interest for cameras, projectors or printers
• G03B 15/07 - Arrangements of lamps in studios

Abstract

Method for calibrating a spotlight (1) which is rotatable about a pan axis (7) by entering pan values and pivotable about a tilt axis (8) by entering tilt values to absolute angle coordinates, wherein the spotlight creates an illuminated, preferably elliptical, area (5) on the ground (3) by means of a directed cone of light (4), wherein a light sensor (2) is placed on the ground (3), wherein the illuminated area (5) is moved across the ground (3) by rotating and pivoting the spotlight (1), wherein the light sensor (2) detects the edges of the illuminated area (5) and wherein a mapping assignment of the pan values and/or tilt values of the spotlight (1) to the angular coordinates of the spotlight (1) is determined by rotating and/or pivoting the spotlight (1) and by detecting the illuminated area (5) anew.

IPC Classes  ?

• H04N 5/225 - Television cameras
• G01J 1/42 - Photometry, e.g. photographic exposure meter using electric radiation detectors
• H04N 5/232 - Devices for controlling television cameras, e.g. remote control
• F21V 14/02 - Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
• F21W 131/406 - Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Abstract

The present invention relates to an illumination system (1) for illuminating an object (2) situated in an object space (8), comprising an illumination unit (3) designed to emit illumination light (4b) into the object space (8), a distance-measuring unit (5) for recording a distance image (41) of the object space (8) with the object (2) disposed therein, which distance-measuring unit is fixedly arranged on the illumination unit (3) relative to at least one part of said illumination unit, a marker system (6) having a marker emitter unit (66a) for emitting a marker signal (7), and a marker receiver unit (6ab) for detecting at least one signal component (7a) of the marker signal, the illumination system (1) being designed to locate the object (2) in a region of the object space (8) on the basis of the distance image (41) and to individualise the object with the aid of the signal component received by the marker receiver unit (6ab) and to illuminate the object (2) by means of the illumination unit (3) on this basis.

IPC Classes  ?

• H05B 37/02 - Controlling
• G01S 17/89 - Lidar systems, specially adapted for specific applications for mapping or imaging

Abstract

Method for calibrating a spotlight (1) to absolute angular coordinates, which spotlight (1) can be rotated about a pan axis (7) by inputting pan values and can be pivoted about a tilting axis (8) by inputting tilting values, wherein the spotlight generates an illuminated, preferably ellipsoidal region (5) on an underlying surface (3) by means of a directional light cone (4), wherein a light sensor (2) is positioned on the underlying surface (3), the illuminated region (5) is moved over the underlying surface (3) by rotating and pivoting the spotlight (1), the light sensor (2) detects the edges of the illuminated region (5), and a mapping rule of the pan values and/or of the tilting values of the headlight (1) onto the angular coordinates of the spotlight (1) is determined by rotating and/or pivoting the spotlight (1) and detecting the illuminated region (5) again.

IPC Classes  ?

• H05B 37/02 - Controlling
• H04N 5/225 - Television cameras

Abstract

Method for calibrating a spotlight (1) which is rotatable about a pan axis (7) by entering pan values and pivotable about a tilt axis (8) by entering tilt values to absolute angle coordinates, wherein the spotlight creates an illuminated, preferably elliptical, area (5) on the ground (3) by means of a directed cone of light (4), wherein a light sensor (2) is placed on the ground (3), wherein the illuminated area (5) is moved across the ground (3) by rotating and pivoting the spotlight (1), wherein the light sensor (2) detects the edges of the illuminated area (5) and wherein a mapping assignment of the pan values and/or tilt values of the spotlight (1) to the angular coordinates of the spotlight (1) is determined by rotating and/or pivoting the spotlight (1) and by detecting the illuminated area (5) anew.

IPC Classes  ?

• H05B 47/10 - Controlling the light source