Abstract: An optoelectronic sensor for detecting objects in a detection zone is provided that comprises a light reception element for generating a received signal from light that is incident on the light reception element from the detection zone, a display device for highlighting the location of the detection zone for the human eye by a light pattern projected into the detection zone, and a control and evaluation unit for evaluating the received signal, In this respect, the light pattern has at least two partial patterns that are projected from different sources and that together mark a center of the detection zone independently of a distance into which the light pattern is projected into the detection zone.

Abstract: A camera (10) for the detection of objects (30) in a detection region (16) is provided which has a light receiver (22) having a plurality of light reception pixels, a multispectral illumination unit (12) for illuminating the detection region (16) in different spectral bands and an evaluation unit (24) that is configured to illuminate the detection region (16) by means of the illumination unit (12) during different illumination windows of time (30a-c) in a respectively different spectral band and to record image data from the detection region (16) by means of the light receiver (22) in recording windows of time (40a-c, 42a-c). In this respect, the light receiver (22) is configured as a two-line receiver having a first line (22a) of light reception pixels and a second line (22b) of light reception pixels and the recording window of time (40a-c, 42a-c) for the first line (22a) is different from that for the second line (22b).

Abstract: A camera (10) for the detection of objects (30) in a detection region (16) is provided which has a light receiver (22) having a plurality of light reception pixels, a multispectral illumination unit (12) for illuminating the detection region (16) in different spectral bands and an evaluation unit (24) that is configured to illuminate the detection region (16) by means of the illumination unit (12) during different illumination windows of time (30a-c) in a respectively different spectral band and to record image data from the detection region (16) by means of the light receiver (22) in recording windows of time (40a-c, 42a-c). In this respect, the light receiver (22) is configured as a two-line receiver having a first line (22a) of light reception pixels and a second line (22b) of light reception pixels and the recording window of time (40a-c, 42a-c) for the first line (22a) is different from that for the second line (22b).

Abstract: A detection system (10) is provided for installation at a conveyor belt (12) having at least one detection sensor (24, 26) for detecting object properties of objects (14) conveyed on the conveyor belt (14) and having an evaluation unit (36) for outputting object information derived from the object properties at a definable output point (34) of the conveyor belt (12). In this respect, the evaluation unit (36) is configured to divide the objects (14) into at least two object classes based on the object properties and an output point (34) can be defined for each object class at the conveyor belt (12).

Abstract: A camera system (10), in particular a camera-based code reading system, for detecting a stream of objects (14) moved relative to the camera system (14) is provided, wherein the camera system (10) has a plurality of detection units (18) each having an image sensor and a focusing unit (20) as well as at least one control unit (30, 32) to set the focal positions of the detection units (18) in a complementary manner on a simultaneous detection of a plurality of objects (14) such that as many objects (14) as possible are detected in focus by at least one detection unit (18). In this respect, an evaluation unit (32) is provided which is configured to compose image data of the detection units (18) to form a common image.

Abstract: An RFID handheld device is connected at an antenna input to an RFID reading apparatus for the stationary installation at a reading zone, said RFID handheld device having a trigger switch as well as a first antenna and an antenna connector connected to the first antenna so that an RFID signal received by the RFID handheld device, but not evaluated there, can be supplied to the receiver via the antenna input. On actuating a trigger switch at the RFID handheld devices, a trigger signal can be transmitted to the evaluation unit which then carries out a reading procedure via the first antenna.

Abstract: A camera system (10), in particular a camera-based code reading system, for detecting a stream of objects (14) moved relative to the camera system (14) is provided, wherein the camera system (10) has a plurality of detection units (18) each having an image sensor and a focusing unit (20) as well as at least one control unit (30, 32) to set the focal positions of the detection units (18) in a complementary manner on a simultaneous detection of a plurality of objects (14) such that as many objects (14) as possible are detected in focus by at least one detection unit (18). In this respect, an evaluation unit (32) is provided which is configured to compose image data of the detection units (18) to form a common image.

Abstract: A detection system (10) is provided for installation at a conveyor belt (12) having at least one detection sensor (24, 26) for detecting object properties of objects (14) conveyed on the conveyor belt (14) and having an evaluation unit (36) for outputting object information derived from the object properties at a definable output point (34) of the conveyor belt (12).

Abstract: A camera system (10) for the detection of a flow of objects (14) moving relative to the camera system (10) is provided, wherein the camera system (10) comprises a plurality of detection units (18a-b) which respectively have an image sensor for the recording of image data from a detection zone (18a-b) which partly overlap and together cover the width of the flow of objects (14) and comprising an evaluation unit (28) for the combination of image data from the detection units (18a-b) to a common image, as well as for the identification of regions of interest in the image data. In this connection the evaluation unit (28) is configured, on combination, to only use image data of the same detection unit (18a-b) within a region of interest for the common image.

Abstract: An apparatus (10), in particular a code reader, for the taking of undistorted images of a surface of objects (14) moved on a conveying device (12) is set forth, wherein the apparatus (10) has a geometry detection sensor (18) which is made for the detection of the geometry of the objects (14) with reference to spacing data and/or to the remission behavior of the objects (14) as well as a line sensor (20), in particular a line camera, which can scan the objects (14) linewise for the generation of image data of the surface in a linear reading window (22) which forms an angle with the conveying direction.

Abstract: An apparatus, in particular a code reader, for the recording of images of objects (14) moved on a conveyor device (12), wherein the apparatus includes a line sensor (10), in particular a line camera, which can scan objects line wise for the generation of image data of the surfaces, as well as a speed determination device (26; 30), which can determine the speed of movement of the objects (14) with respect to the line sensor (10) or their conveyed distance. At the same time an evaluation unit (26) is provided, which is adapted to match the recording frequency of the line sensor (10) to the speed of movement.

Abstract: An RFID reading apparatus (10) is provided for stationary mounting at a reading zone (18) of a conveyor (12) or of a reading portal (40) for reading out at least one RFID transponder (22) moved on the conveyor (12) or through the reading portal (40), having a receiver (32) and a plurality of antennas (24, 26) connected to the receiver (32) for receiving RFID signals from the RFID transponder (22) as well as having an evaluation unit (36) for reading out RFID information from the received RFID signals, wherein the RFID reading apparatus (10) includes a first housing (28) in which the receiver (32) and the evaluation unit (36) are accommodated. In this respect, one of the antennas is an internal antenna (24) which is mechanically fastened to the first housing (28) and another of the antennas (28) is an external antenna.

Abstract: The invention relates to an apparatus and a method for the sensing of objects moved through the field of view of an optical sensor comprising a device for the selection of regions of interest which are each associated only with a part of the field of view of the optical sensor, wherein a distance measurement device and/or a remission measurement device is/are integrated into the optical sensor or is/are connected in front of it or after it in the direction of movement of the objects, with the distance measurement device and/or the remission measurement device being designed for the determination of the spacing and/or of the remission of the object surfaces facing the distance measurement device and/or the remission measurement device and being coupled to an evaluation circuit for the calculating of the regions of interest in dependence on the determined spacings and/or remissions.

Abstract: The invention relates to a method for the correction of the brightness of a raw image generated by a sensor matrix, in which an intensity matching is carried out at picture elements defined by a line coordinate and a column coordinate and at least one intensity value. The intensity matching comprises the application to the intensity values of the picture elements to be corrected of two intensity corrections independent of one another, in dependence on the line coordinate, on the one hand, and in dependence on the column coordinate, on the other hand. The invention furthermore relates to an optoelectronic sensor comprising a correction device. This correction device is matched to carry out the initially described intensity matching.

Abstract: An apparatus, in particular a code reader, for the recording of images of objects (14) moved on a conveyor device (12), wherein the apparatus includes a line sensor (10), in particular a line camera, which can scan objects line wise for the generation of image data of the surfaces, as well as a speed determination device (26; 30), which can determine the speed of movement of the objects (14) with respect to the line sensor (10) or their conveyed distance. At the same time an evaluation unit (26) is provided, which is adapted to match the recording frequency of the line sensor (10) to the speed of movement.

Abstract: A code reader comprising an integrated light source for the illumination of a reading region, a sensor matrix and an optical receiving system positioned in front of the latter, wherein the light emergence surface of the light source is located in or closely in front of the depth of field zone of the optical receiving system.

Abstract: An apparatus (10), in particular a code reader, for the taking of undistorted images of a surface of objects (14) moved on a conveying device (12) is set forth, wherein the apparatus (10) has a geometry detection sensor (18) which is made for the detection of the geometry of the objects (14) with reference to spacing data and/or to the remission behavior of the objects (14) as well as a line sensor (20), in particular a line camera, which can scan the objects (14) linewise for the generation of image data of the surface in a linear reading window (22) which forms an angle with the conveying direction.

Abstract: An optoelectronic sensor (10) for the detection of codes having a light receiver (22) is set forth which is designed for reading in segments of color image data or gray value image data as well as having an evaluation unit (30) which can assemble the image data to form a total image (100), wherein a binarizer (26) of the sensor (10) is additionally provided to generate a binary image (102) from the color image data or gray value image data. In this connection, the binarizer (26) is designed for a conversion into the binary image (102) during the reception and/or in real time in that the color image data or gray value image data of each read in segment are binarized while the further segments are still being read in. A corresponding method for the detection of codes is furthermore set forth.

Abstract: The invention relates to a method for the correction of the brightness of a raw image generated by a sensor matrix, in which an intensity matching is carried out at picture elements defined by a line coordinate and a column coordinate and at least one intensity value. The intensity matching comprises the application to the intensity values of the picture elements to be corrected of two intensity corrections independent of one another, in dependence on the line coordinate, on the one hand, and in dependence on the column coordinate, on the other hand. The invention furthermore relates to an optoelectronic sensor comprising a correction device. This correction device is matched to carry out the initially described intensity matching.

Abstract: A code reader comprising an integrated light source for the illumination of a reading region, a sensor matrix and an optical receiving system positioned in front of the latter, wherein the light emergence surface of the light source is located in or closely in front of the depth of field zone of the optical receiving system.