SICK AG Patent applications |
Patent application number | Title | Published |
20150015868 | Optoelectric Sensor and Method for the Detection and Distance Determination of Objects - An optoelectronic sensor ( | 01-15-2015 |
20140361171 | Two-Channeled Measurement Apparatus - The invention relates to a measurement apparatus for the determination of gas concentrations. The apparatus comprises two spectral channels, wherein the channels are separated by a single chopper wheel. The chopper wheel has several functions. On the transmitting side, it brings the light of the two light sources on the same measuring path, on the receiving side it associates the light to the associated receiver; it has its chopper function to use the lock-in technique; and it opens the possibillity to implement an easy zero point correction. | 12-11-2014 |
20140354411 | Antenna - An antenna ( | 12-04-2014 |
20140340684 | METHOD FOR THE LASER SPECTROSCOPY OF GASES - A method of determining a concentration of a gas in a sample and/or the composition of a gas using a spectrometer comprises the transmitting of radiation whose wavelength substantially continuously runs through a wavelength range, wherein the continuous running through of the wavelength range is overlaid by a wavelength modulation; the measuring of an absorption signal from the absorption of the radiation by the gas as a function of the wavelength of the radiation; the converting of the absorption signal into a first and a second derivative signal; the deriving of a first measured gas concentration value from the first derivative signal and of a second measured gas concentration value from the second derivative signal; and the determining of the concentration and/or the composition of the gas from at least the first measured gas concentration value, wherein the wavelength modulation is adapted in response to a change of a state variable of the gas such that a ratio between the first measured gas concentration value and the second measured gas concentration value is kept substantially constant. | 11-20-2014 |
20140340484 | ILLUMINATION APPARATUS AND METHOD FOR THE GENERATION OF AN ILLUMINATED REGION FOR A 3D CAMERA - An illumination apparatus ( | 11-20-2014 |
20140333939 | OPTOELECTRONIC SENSOR FOR RECOGNIZING OBJECT EDGES - An optoelectronic sensor for recognizing object edges of objects comprises at least three light transmitters which are arranged such that at least two different spacings result between two respective light transmitters. For recognizing an object edge, an evaluation unit is configured to carry out a common evaluation of an image taken by a light receiver of a light spot generated by the transmitted light beams of a first light transmitter and of an image taken by a light receiver of a light spot generated by the transmitted light beams of another light transmitter. The pair of light transmitters to be used for the common evaluation can be selected in dependence on a selection criterion from at least two differently spaced apart pairs of light transmitters. | 11-13-2014 |
20140306008 | Antenna - An antenna ( | 10-16-2014 |
20140300905 | SYSTEM AND METHOD FOR CONFIGURING A MONITORED ZONE OF AN OPTOELECTRONIC MONITORING DEVICE - A system for configuring a monitored zone of an optoelectronic monitoring device has an optical reception device for detecting an optical sequence generated by a sequence generation unit. A first memory device is used to store an association between the optical sequences selectable at the sequence generation unit and shape elements. A second memory device stores a shape of the monitored zone, and an evaluation unit determines the shape of the monitored zone from the detected optical sequences and the shape elements. | 10-09-2014 |
20140299774 | SPECTROMETER AND METHOD OF OPERATING SAME - A spectrometer has a first and second light sources ( | 10-09-2014 |
20140287518 | METHOD OF CONCENTRATION DETERMINATION AND GAS CONCENTRATION SENSOR - The invention relates to a method for determining a concentration of at least one component of gas present in a gas line or in a gas container, wherein gas is led off from the gas line or the gas container at a measurement location and is supplied to at least one gas flame; the ion flow is measured between a gas flame to which gas is supplied and an electrode arrangement; the temperature of a gas flame is measured to which gas is supplied; and the concentration of the at least one component of the gas present in the gas line or in the gas container is determined from the measurement ion flow and the measured temperature or from values related thereto. The invention furthermore relates to gas concentration sensors for carrying out the method in accordance with the invention. | 09-25-2014 |
20140245816 | GAS MEASUREMENT DEVICE - A gas measurement device for measuring the concentration of a plurality of gas components by means of absorption measurement comprising a light source for infrared radiation ( | 09-04-2014 |
20140210670 | MICROWAVE BARRIER AND METHOD OF RECOGNIZING AN OBJECT IN A MICROWAVE PATH - A microwave barrier ( | 07-31-2014 |
20140210488 | METHOD OF FILLING LEVEL MEASUREMENT OF LAYERED MEDIA - A method of filling level measurement in a container ( | 07-31-2014 |
20140184244 | INDUCTIVE SENSOR - An inductive sensor comprises a window-less full metal housing which is designed as a single-piece injection molded component and is completely produced from amorphous metal. | 07-03-2014 |
20140174153 | TUNNEL MONITORING SENSOR - A tunnel monitoring sensor for monitoring environmental conditions in a tunnel comprises a first sensor module which outputs an obscuration signal, a second sensor module which outputs a first gas concentration signal, a common housing for the first and second sensor modules and an electronic logic unit which is preferably accommodated in the housing, which receives the obscuration signal and the gas concentration signal and which outputs a combined environmental condition signal on the basis of a link of the obscuration signal and of the gas concentration signal. | 06-26-2014 |
20140168837 | Safety system - The invention relates to a safety system comprising a safety unit having an output and a safety input, a bus line and at least one safety related participant. The bus line and the safety related participant form a test signal path having a forward path and a return path. The safety related participant comprises an interconnection module with a test signal input and a test signal output and a protective device integrated in the test signal path by means of the interconnection module. The protective device comprises two switches which are respectively connected to the interconnection module via a forward line and a return line of the interconnection line for the formation of a first and a second electric switching path. The interconnection module comprises a test circuit for the two switching paths with a controlled current source, a controlled current sink and a current direction element. | 06-19-2014 |
20140166866 | OPTOELECTRONIC SENSOR FOR THE DETECTION OF OBJECTS - An optoelectronic sensor ( | 06-19-2014 |
20140165740 | ULTRASOUND TRANSDUCER AND METHOD OF GENERATING AND/OR RECEIVING ULTRASOUND - An ultrasound transducer ( | 06-19-2014 |
20140164550 | METHOD OF CONNECTING A HARDWARE MODULE TO A FIELDBUS - A method is described of connecting a hardware module to a fieldbus, wherein a data connection between the hardware module and the fieldbus is established by a network module which is connected to the fieldbus and which has an internal memory, said method comprising the steps that the hardware module is connected to the network module, that the communication software is read out of the memory of the network module by the hardware module, said software being provided for the communication of the hardware module with the fieldbus, that the communication software is stored in the hardware module, and that the hardware module is use to communicate over the fieldbus. | 06-12-2014 |
20140158766 | RFID READING TUNNEL FOR IDENTIFYING OBJECTS BY MEANS OF RFID - The invention relates to an RFID reading tunnel for identifying objects by means of RFID having a screen for electromagnetic radiation which forms the tunnel and has side walls and a cover part, a cover device or conveying device for the object in or through the tunnel and at least one RFID reader having at least one RFID antenna. To provide an improved RFID reading tunnel which is less expensive and can be installed more easily, it is proposed that the screen is formed by modules which can be variably and releasably connected to one another and that the modules are selected from a kit of predefined modules. | 06-12-2014 |
20140138518 | OPTICAL DETECTION APPARATUS - An optical detection apparatus is configured to transmit pulses into a detection zone after one another in different directions which follow one another in a scanning direction over a scanning angle, to receive the radiation of the transmitted pulses returning from the detection zone, to generate a received signal with respect to each transmitted pulse, said received signal depending on the variation with time of the returning radiation of the transmitted pulse, and to average the received signals of a group of transmitted pulses to generate an averaged received signal. The angular extent relating to the scanning angle of at least one transmitted pulse of the group at a spacing from the detection apparatus disposed within the detection zone is at most 25 times the size of the angular spacing relating to the scanning angle between two transmitted pulses of the group directly adjacent one another in the scanning direction. | 05-22-2014 |
20140114526 | Safety apparatus for a vehicle - A safety apparatus ( | 04-24-2014 |
20140111805 | Laser scanner - A laser scanner, in particular a safety laser scanner, in accordance with the operating principle of the time of flight process, comprising a light transmission unit having at least one light transmitter for transmitting a polarized transmitted light beam into a monitored zone; a light reception unit having at least one light receiver for detecting the polarization component of the light reflected in the monitored zone being orthogonal to the polarization direction of the transmitted light beam, and/or the polarization component of the light reflected in the monitored zone being parallel to the polarization direction of the transmitted light beam, and for generating a received signal corresponding to the detected orthogonal polarization component and/or the detected parallel polarization component; and an evaluation unit configured to evaluate the time development of the detected orthogonal polarization component and/or of the detected parallel polarization component. | 04-24-2014 |
20140109700 | Sensor - A sensor has a receiver device ( | 04-24-2014 |
20140101486 | SICHERHEITSSYSTEM - Multiple safety related participants are arranged along a bus line in such a way that both a forward test signal path and a return test signal path run through the same safety related participants and the safety related participants are adapted in such a way that the occurrence of a non-secure state of their protective device brings about an interruption of the test signal path. A termination element connects the forward test signal path to the return test signal path. The safety unit is configured to transmit an output signal at its output and the termination element is configured to receive the output signal from the forward test signal path and to output a test signal to the return test signal path. The test signal is changed with respect to the received output signal in dependence on the received output signal. | 04-10-2014 |
20140100675 | Sicherheitssystem - A safety system includes a safety unit and at least one safety related participant which comprises a protective device and a first and a second interruptible signal transmission path which can be interrupted together on the occurrence of a non-secure state of the protective device. The safety system includes at least one test signal path which runs through the safety related participant to a safety input of the safety unit starting from an output of the safety unit and comprises at least one of the first and the second interruptible signal transmission paths. The safety related participant comprises an interruption switch arranged in the test signal path and an evaluation unit which is connected to the first signal transmission path and/or to a first switching signal output of the protective device and to the second signal transmission path and/or to a second switching signal output of the protective device. | 04-10-2014 |
20140097679 | BUS SYSTEM - The invention relates to a bus system comprising
| 04-10-2014 |
20140091898 | LIGHT GRID AND METHOD OF MONITORING A MONITORED ZONE - A light grid ( | 04-03-2014 |
20140067282 | METHOD FOR THE LASER SPECTROSCOPY OF GASES - A method of determining a concentration of a gas in a sample and/or of the composition of a gas by means of a spectrometer includes measuring an absorption signal of the gas as a function of the wavelength. The wavelength substantially continuously runs through a wavelength range and is superimposed by a harmonic wavelength modulation, wherein the influence of the wavelength modulation on the absorption signal via the light source modulation properties and the detection properties of the spectrometer is dependent on the device properties of the respective spectrometer. The method includes converting the absorption signal into at least one first derivative signal; deriving a gas concentration measurement parameter from the first derivative signal; determining the concentration and/or composition of the gas from at least the gas concentration measurement parameter and from a calibration function compensating for influences of state variables of the gas and of the spectrometer properties. | 03-06-2014 |
20140064825 | FASTENING APPARATUS AND METHOD OF FASTENING - A fastening apparatus having a base part ( | 03-06-2014 |
20140055662 | CAMERA AND METHOD FOR TAKING SHARP IMAGES - A camera is provided having an image sensor for taking images, a reception optics, an adjustable focusing unit for setting a focal position of the reception optics as well as a control and evaluation unit which is configured to continuously move the focal position of the reception optics between a first focal position and a second focal position by means of the focusing unit and to take a respective one image at at least one third focal position and one fourth focal position, to determine a degree of sharpness of the images and to determine a focal position of greatest image sharpness therefrom. The control and evaluation unit is configured to move the focal position cyclically and continuously to and fro between the first focal position and the second focal position and to take a further image when the focal position of greatest image sharpness is reached. | 02-27-2014 |
20130305821 | METALLIC SENSOR HOUSING AND METHOD FOR MANUFACTURE OF SAME - The invention relates to a metallic sensor housing for an optoelectronic sensor which is composed of a plurality of parts. Provision is made in accordance with the invention that two or more metallic parts of the housing are connected to one another with material continuity. The invention additionally relates to an optoelectronic sensor having a metallic sensor housing in accordance with the invention and to a method of manufacturing a metallic sensor housing in accordance with the invention. | 11-21-2013 |
20130271158 | INDUCTIVE PROXIMITY SENSOR - The invention relates to an inductive proximity sensor for determining the presence and/or the distance of an electrically conductive object which is designed to evaluate an oscillation in the form of an analog signal whose amplitude depends on the presence or absence and/or on the distance of an electrically conductive object. In accordance with the invention, the inductive proximity sensor includes at least one A/D converter which converts this analog signal into a digital input signal and includes at least one mixer which multiplies the digital input signal by a digital reference signal to form a digital output signal, wherein the digital reference signal is identical to the digital input signal or only differs from the digital input signal by a constant factor. The invention further relates to a method for determining the presence and/or the distance of an electrically conductive object with the aid of a proximity sensor. | 10-17-2013 |
20130250302 | Optoelectronic sensor for testing transmissivity of a front screen - An optoelectronic sensor ( | 09-26-2013 |
20130235379 | ATTACHMENT FOR PLACEMENT ONTO AN OPTICAL SENSOR AND METHOD OF OPERATING AN OPTICAL SENSOR - The invention relates to an attachment for placement onto an optical sensor having a housing with an inlet opening for the entry of detection light into the attachment, a test light receiver for receiving light incident at the test light receiver and for a power measurement of the light incident at the test light receiver as test light and having a signal outputting device for outputting an output signal correlated to the test light power. The invention moreover relates to a combination of an optical sensor and such an attachment and to a method for operating an optical sensor which method can be carried out with such an attachment. | 09-12-2013 |
20130235365 | DISTANCE-MEASURING SENSOR AND METHOD FOR SYNCHRONIZING MEASUREMENT VALUE GENERATION AND MEASUREMENT VALUE OUTPUT | 09-12-2013 |
20130231877 | METHOD OF FILLING LEVEL MEASUREMENT - A method is proposed of filling level measurement in a container having a medium and at least one interference layer arranged thereabove, wherein an electromagnetic signal is transmitted along a probe arranged in the container and a signal extent of the signal reflected in the container is recorded, a first measurement pulse corresponding to the interface to the medium and a second measurement pulse corresponding to the interference layer are identified in the signal extent and the filling level of the medium is determined from the first measurement pulse and/or the filling level of the interference layer is determined from the second measurement pulse. An expectation value A | 09-05-2013 |
20130229668 | LIGHT SOURCE FOR A SENSOR AND A DISTANCE-MEASURING OPTOELECTRONIC SENSOR - A laserscanner comprising a new light source is described wherein the light beam is no more deflected by a rotating mirror but rather comprises a ring like light-guiding element with an adjacent channel on the convex side. The channel contains two polar fluids having different refractive indexes, which fluids are not mixed and can be moved in said channel in the longitudinal direction by means of electrical forces due to the effect of electrowetting. The refractive indexes are suitable chosen such that total reflection occurs at the first fluid and a coupling out of the light where the second fluid is located. In that way the second fluid acts like a revolving window through which the light can exit. Such a scanner has no more mechanical wear with enhancement of the lifetime and capabilities. | 09-05-2013 |
20130222805 | OPTICAL SENSOR - The invention relates to an optical sensor for monitoring a monitored zone having a detection device for observing a detection zone including the monitored zone, said detection device including a transmission device for transmitting transmission light into the detection zone and a receiver for receiving light reflected back or remitted back from the detection zone or transmitted through the detection zone and having at least one test object within the detection zone of the optical sensor. In accordance with the invention, the optical sensor has a device for avoiding and/or eliminating the contamination of the at least on test object. | 08-29-2013 |
20130221207 | OPTICAL SENSOR AND TEST METHOD FOR TESTING THE OPERABILITY OF AN OPTICAL SENSOR - The invention relates to a test method for testing the operability of an optical sensor for monitoring a monitored zone in which at least one test object is used which is located in a detection zone of the sensor including the monitored zone. Provision is made in accordance with the invention that the test object is changed during the carrying out of the test method with respect to its position, alignment or its optical properties and produces a test signal when the change cannot be detected in the expected manner. The invention further relates to an optical sensor for monitoring a monitored zone, wherein the test method in accordance with the invention can be used. | 08-29-2013 |
20130215409 | TRIANGULATION LIGHT SENSOR - A triangulation light sensor includes at least one light transmitter for transmitting a light signal into a detection zone, a light receiver having a plurality of receiver elements for receiving light from the detection zone reflected diffusely and/or specularly, and a reception optics arranged between the detection zone and the light receiver in the beam path, with the position of a light spot produced on the light receiver in a triangulation direction by the reflected light resulting in dependence on the distance of the object. The reception optics includes at least one multisegmented lens element having a plurality of lens segments with mutually spaced apart optical axes in the triangulation direction and at least one freeform lens element or one diffractive-optical element having a multisegmented lens element having a plurality of lens segments with optical axes spaced apart from one another in the triangulation direction. | 08-22-2013 |
20130200155 | OPTOELECTRONIC SENSOR AND METHOD FOR DETECTING OBJECT INFORMATION - An optoelectronic sensor ( | 08-08-2013 |
20130194743 | MOBILE DATA MEMORY - A mobile data memory which is designed such that it can be used in an intrinsically safe manner in explosion-prone areas includes a memory device which has a first interface and a second interface for data exchange, wherein the second interface is designed in an intrinsically safe manner and for data exchange with a device, in particular with a sensor, and the first interface is designed for data exchange with data processing equipment, in particular for data evaluation. | 08-01-2013 |
20130062414 | FOCUS ADJUSTMENT APPARATUS FOR A CODE READER - A focus adjustment apparatus ( | 03-14-2013 |
20130044187 | 3D CAMERA AND METHOD OF MONITORING A SPATIAL ZONE - A 3D camera ( | 02-21-2013 |
20130039811 | APPARATUS FOR THE DETERMINATION OF A CONCENTRATION OF A COMPONENT TO BE MEASURED IN A GAS - The invention relates to an apparatus for the determination of a concentration of a component to be measured in a gas, comprising a light source, a wavelength selection unit, a measurement cuvette, a reference cuvette arranged in the optical beam path in parallel thereto, at least one light receiver and an evaluation unit which determines the concentration from the signals of the light receiver, wherein the gas to be analyzed is supplied to the measurement cuvette, on the one hand, and, on the other hand, to the reference cuvette via an absorption apparatus which includes a substance which completely absorbs the component to be measured. Further, the component to be measured is H | 02-14-2013 |
20130033617 | GENERATING AN IMAGE PRESEGMENTED INTO REGIONS OF INTEREST AND REGIONS OF NO INTEREST - A camera system ( | 02-07-2013 |
20130033273 | INDUCTIVE PROXIMITY SENSOR - An inductive proximity sensor and a method comprising a transmitter coil, a receiver coil, an excitation device which is connected to the transmitter coil and an evaluation device, wherein the evaluation device is designed to generate an output signal which depends on a voltage ratio between a transmission voltage of the transmitter coil and/or of the excitation device and a reception voltage of the receiver coil, wherein the excitation device is designed to generate a sinusoidal radio frequency transmission voltage. An inductive proximity sensor and a method comprising a transmitter coil, a receiver coil, an excitation device which is connected to the transmitter coil and an evaluation device, wherein the evaluation device is designed to generate an output signal which is dependent on a reception voltage of the receiver coil, wherein the excitation device is designed to generate a sinusoidal radio frequency transmission voltage with a constant amplitude. | 02-07-2013 |
20130015244 | CAMERA-BASED CODE READER AND METHOD FOR ITS ADJUSTED MANUFACTURINGAANM Anselment; ChristophAACI WaldkirchAACO DEAAGP Anselment; Christoph Waldkirch DEAANM Nubling; Ralf UlrichAACI DenzlingenAACO DEAAGP Nubling; Ralf Ulrich Denzlingen DE - A camera-based code reader ( | 01-17-2013 |
20130003041 | OPTOELECTRIC SENSOR AND A METHOD FOR THE DETECTION AND DISTANCE DETERMINATION OF OBJECTS - An optoelectronic sensor ( | 01-03-2013 |
20120293625 | 3D-CAMERA AND METHOD FOR THE THREE-DIMENSIONAL MONITORING OF A MONITORING AREA - A 3D-camera ( | 11-22-2012 |
20120274466 | THEFT PROTECTION DEVICE AND METHOD FOR THE DETECTION OF UNAUTHORIZED INTRUSION OR ENTRANCE - A theft protection device ( | 11-01-2012 |
20120261472 | ILLUMINATION APPARATUS FOR A CAMERA-BASED CODE READER - An illumination apparatus ( | 10-18-2012 |
20120257202 | CONCENTRATION MEASURING DEVICE, CONCENTRATION MEASURING ARRANGEMENT AND CONCENTRATION MEASURING METHOD - A concentration measuring device for determining a concentration of gas or particles in a measurement volume includes at least one housing having an opening for communication with the measurement volume, a light source for transmitting measurement light through the housing into the measurement volume, a light receiver for receiving the measurement light after its passage through the measurement volume and an evaluation unit which is designed for determining the concentration of gas or particles from the measurement light received at the light receiver. In accordance with the invention at least one body of solid material is arranged in the at least one housing such that the measurement light path largely passes through the at least one solid body within the housing, with the portion of the measurement light path within the at least one housing not passing through the at least one solid body having a specified total length. | 10-11-2012 |
20120236322 | OPTOELECTRONIC COMPONENT AND LIGHT SENSOR HAVING SAME - The invention relates to an optoelectronic component for the positional determination of an incident light beam in a longitudinal axis direction, having flat sides, longitudinal sides and two oppositely disposed end sides, having a low ohmic first contact layer at a first flat side for a first electric contact (cathode) and having at least two low ohmic second contact layers along the end sides for second contacts (anodes). The invention additionally relates to a light sensor having such a component. To provide an improved optoelectronic component for the positional determination of an incident light beam as well as to provide an improved light sensor having such an optoelectronic component, it is proposed that at least one of the second contact layers not only extends along the end side but also over part sections along a second and third long side longitudinal side. | 09-20-2012 |
20120218564 | METHOD FOR THE SECURE DETECTION AND POSITION DETERMINATION OF OBJECTS AND SAFETY APPARATUS - The invention relates to a method for the safe detection and position determination of objects by means of an optoelectronic scanner. In this method an external reference target is provided in the field of vision and the actual signal level of the reflections from the reference target is detected. A desired degree of reflection of the reference target is calculated from the measured distance from the reference target, from a scanner-specific distance-dependent reception characteristic of the light receiver and from the currently measured received signal on the reference target. Since the degree of reflection of the reference target is not fixedly predefined and is e.g. not taught, but is rather fixed by the aforesaid calculation on the putting into operation, the safety apparatus in accordance with the invention has an exactly defined detection capability even if soft targets such as fog, rain, snow or other air pollution are present. | 08-30-2012 |
20120212727 | OPTOELECTRONIC SENSOR AND METHOD FOR DETECTING OBJECTS - An optoelectronic sensor ( | 08-23-2012 |
20120212327 | RFID READING TUNNEL AND METHOD FOR READING RFID TRANSPONDERS - RFID reading tunnel ( | 08-23-2012 |
20120182553 | METHOD OF ESTIMATING A DEGREE OF CONTAMINATION OF A FRONT SCREEN OF AN OPTICAL DETECTION APPARATUS AND OPTICAL DETECTION APPARATUS - A method for estimating a degree of contamination of a front screen of an optical detection apparatus is provided comprising the steps: Transmitting a plurality (p) of transmission radiation pulses into a detection zone; generating a reception signal for each transmission radiation pulse including a plurality (q) of sampled values, a sampled value indicating the intensity of the received back radiation of the transmission pulse after a predefined time interval from the transmission of the transmission radiation pulse; generating an averaged reception signal having a plurality (q) of sampled values from the plurality of reception signals, with those respective sampled values of the reception signals being added which were determined at mutually corresponding points in time to determine a sampled value of the averaged reception signal; generating at least one front screen contamination value by evaluating an amplitude value and/or a measured peak shape value of the averaged signal. | 07-19-2012 |
20120154786 | OPTOELECTRONIC SENSOR AND METHOD FOR THE DETECTION AND DISTANCE DETERMINATION OF OBJECTS - An optoelectronic sensor for the detection and distance determination of objects in a monitoring area is provided having a light transmitter for transmitting a plurality of light pulses, a rotatable deflecting unit, an angle detector, a light receiver, and an evaluation unit which is configured to collect a plurality of reception pulses in a time histogram to determine the light time of flight from the sensor to an object. The evaluation unit is configured to select a respective group of reception pulses that is collected in a histogram based on the angular position signal and to assign the measured value for the object distance determined from the histogram of the group to a detection angle identified by the angular position signal. | 06-21-2012 |
20120140202 | SENSOR ARRANGEMENT FOR OBJECT RECOGNITION - A sensor arrangement for object recognition in a monitored zone is provided having a first and second distance-measuring optoelectronic sensor whose fields of vision overlap, and having a common control unit which is formed for determining a position of a calibration target in the overlap region with respect to the first and second sensor to determine a transformation instruction between coordinate systems of the sensors in a registration mode so that measured points of the sensors can be combined in a common global coordinate system. The common control unit is designed to determine positions of the calibration target with respect to the first and second sensor and to determine that transformation instruction which brings a connection line between the positions with respect to the first sensor's coordinate system to cover the connection line between the positions with respect to second sensor's coordinate system. | 06-07-2012 |
20120126152 | METHOD FOR THE OPTICAL MONITORING OF A MONITORED ZONE AND LIGHT SENSOR - In a method and a light sensor for the optical monitoring of a monitored zone, light is transmitted into the monitored zone and light reflected back or remitted back from the monitored zone is detected by first and second light receivers, each having two spatial detection zones for the scanned zone and the background zone of the monitored zone. A first output signal of the first light receiver is produced depending on whether the center of the light reflected back/remitted back is located in the first or in the second detection zone of the first light receiver, with the first output signal only being able to adopt one of two possible states. In a similar way, a second output signal of the second light receiver is produced. The first and the second output signals are logically linked to one another to produce an object determination signal. | 05-24-2012 |
20120111947 | FLICKER-FREE ILLUMINATION APPARATUS - A flicker-free illumination apparatus ( | 05-10-2012 |
20120098643 | RFID READING APPARATUS AND A READING AND ASSOCIATION METHOD - The invention relates to an RFID reading apparatus arranged stationary at a conveyor device. The RFID information is read in that during a reading procedure a transponder signal is generated for which purpose an RFID information of a frequency in a base band is modulated by back-scatter modulation onto a carrier signal. In accordance with the invention the transmitter unit has two transmitting antennae spaced apart in the conveying direction with the transmitter signal of one transmission antenna representing the in-phase component of the quadrature amplitude modulated transmission signal and the transmitter signal of the other transmission antenna representing the quadrature component of the quadrature amplitude modulated transmission signal so that on transmission of the in-phase and quadrature components these are superimposed in a plane extending transverse to the conveyor device additively to the full quadrature amplitude modulated transmitter signal. | 04-26-2012 |
20120086951 | OPTOELECTRONIC SENSOR - An optoelectronic sensor ( | 04-12-2012 |
20120075073 | RFID READER DEVICE - An RFID reader device ( | 03-29-2012 |
20120074296 | OPTOELECTRONIC SENSOR - An optoelectronic sensor ( | 03-29-2012 |
20120068055 | LIGHT GRID - A light grid ( | 03-22-2012 |
20120032800 | OPTOELECTRONIC SENSOR - An optoelectronic sensor ( | 02-09-2012 |
20120026294 | DISTANCE-MEASURING OPTOELECTRONIC SENSOR FOR MOUNTING AT A PASSAGE OPENING - A distance measuring optoelectronic sensor ( | 02-02-2012 |
20120019364 | RFID READING APPARATUS - An RFID reading apparatus ( | 01-26-2012 |
20120019350 | SENSOR SYSTEM FOR PLANT MONITORING - A sensor system includes at least one safety sensor unit for monitoring a safety relevant zone of a plant. The sensor system also includes a display unit connected to the sensory unit or integrated into it. The sensor system outputs a safety switch signal on an intrusion of an unpermitted object into the monitored, safety relevant zone and the safety sensor unit has an input interface for receiving a further safety switch signal. The input interface can be configured such that, on the one hand, it can receive the further safety switch signal and, on the other hand, can also receive external, non-safety relevant signals of an external device. The display unit is designed to display internal state data of the sensor system and information resulting from the external non-safety relevant signals. | 01-26-2012 |
20110290989 | OPTOELECTRONIC SENSOR FOR DETECTING OBJECT EDGES - This invention relates to an optoelectronic sensor for recognizing object edges of objects moved relative to the sensor, having a light transmission device with at least one light transmitter, in particular at least two light transmitters, for generating a respective collimated or focused transmitted light beam, having at least two light receivers for imaging a light spot produced by the respective transmitted light beam on an object, wherein the two light receivers are arranged on two mutually opposite sides of the light transmission device, and having an evaluation unit which is designed to compare the two reception intensities of the two images of the respective light spot taken by the two light receivers with one another and to evaluate the result of the respective comparison to recognize an object edge. | 12-01-2011 |
20110273723 | DISTANCE MEASURING OPTOELECTRONIC SAFETY SENSOR AND METHOD OF MONITORING A MONITORED ZONE - A distance measuring optoelectronic safety sensor ( | 11-10-2011 |
20110238876 | APPARATUS AND METHOD FOR CONFIGURING A BUS SYSTEM - The present invention relates to an apparatus for configuring a bus system which includes a plurality of participants as well as a bus master and a safety monitor having an input unit by means of which suitable configuration information can be entered and/or selected for the configuration of the bus system and having a configuration unit configured to configure both the bus master and also the safety monitor by means of at least a piece of identical common configuration information input or selected via the input unit. The invention further relates to a method which can be carried out by the apparatus in accordance with the invention. | 09-29-2011 |
20110230983 | APPARATUS FOR THE GENERATION OF A PROGRAM FOR A PROGRAMMABLE LOGIC CONTROLLER, A PROGRAMMING UNIT AND METHOD FOR PROGRAMMING A PROGRAMMABLE LOGIC CONTROLLER - The invention relates to an apparatus for the generation of a program for a programmable logic controller having a programming input unit for the selection and compilation of a plurality of symbols, a generation unit for the generation of a program code for the programmable logic controller from an arrangement of symbols compiled at the display unit of the programming input unit. In accordance with the invention an investigation unit for investigating the resulting possible influences of input signals of the programmable logic controller, onto output signals of the programmable logic controller at the actuator outputs from the arrangement of symbols generated by the program code or compiled at the display unit of the programming input unit is provided. In accordance with the invention an implementing unit for implementing the possible exertion of influence in a matrix and a display unit for the display of the matrix are also provided. The invention further relates to a programming device for a programmable logic controller having such an apparatus for the generation of a program, a corresponding method for programming a programmable logic controller and a corresponding computer program product. | 09-22-2011 |
20110215896 | SAFETY APPARATUS HAVING A CONFIGURABLE SAFETY CONTROLLER - A safety apparatus having a configurable safety controller ( | 09-08-2011 |
20110206366 | OPTOELECTRONIC SENSOR - An optoelectronic sensor, comprising a first strip having transmitter elements and/or receiver elements, a second strip having transmitter elements and/or receiver elements, wherein the transmitter elements of one strip form transmitter/receiver pairs with receiver elements of the other strip for the formation of a protective field, and an evaluation unit for the evaluation of the received light of the receiver elements, wherein a light beam between the transmitter elements and receiver elements counts as interrupted when received light falls below a first lower switching threshold and as not interrupted when a first lower switching threshold is exceeded and wherein an object detection signal can be transmitted when at least one light beam is interrupted, characterized in that for the evaluation of the received light of at least one receiver element a second upper switching threshold is provided in the evaluation unit the value of which lies above the value of the first lower switching threshold, with a signal to indicate bypass light being given when the value of the received light lies above the second upper threshold. | 08-25-2011 |
20110204211 | OPTOELECTRONIC SENSOR - An optoelectronic sensor ( | 08-25-2011 |
20110153139 | OPTOELECTRONIC SENSOR - An optoelectronic sensor ( | 06-23-2011 |
20110147460 | OPTICAL APPARATUS FOR AN OPTOELECTRONIC SENSOR - An optical apparatus ( | 06-23-2011 |
20110098970 | MEASUREMENT OF DISTANCES OR OF DISTANCE CHANGES | 04-28-2011 |
20110098830 | Safety Controller - A safety controller ( | 04-28-2011 |
20110098829 | SAFETY CONTROLLER - A safety controller ( | 04-28-2011 |
20110095170 | SAFETY SCANNER - A safety scanner ( | 04-28-2011 |
20110084643 | METHOD AND APPARATUS FOR FAILSAFE MONITORING AN ELECTROMOTIVE DRIVE - The invention relates to a method and to an apparatus for the failsafe monitoring of an electromotive drive ( | 04-14-2011 |
20110084642 | METHOD AND APPARATUS FOR FAILSAFE MONITORING AN ELECTROMOTIVE DRIVE - The invention relates to a method and to an apparatus for the failsafe monitoring of an electromotive drive ( | 04-14-2011 |
20110077814 | SAFETY SCANNER - The invention relates to a safety scanner for the securing of the environment of a vehicle, in particular of a driverless transport system, comprising a light transmitter, a light deflection unit for the deflection of the light into a protected field to be monitored, a receiver for the provision of received signals in dependence on light remitted at objects present in the field of view of the scanner, an evaluation unit for the evaluation of the received signals and of the incremental encoder signals and for the provision of a safety signal, a first input connected to a vehicle speed determination unit for the reception of first signals which are representative of a vehicle speed and comprising switchover means for the safe switching over between at least two different protected fields in dependence on the vehicle speed. To provide a safety scanner with which components can be saved and which is of simple construction, it is proposed that a second input is connected to the vehicle speed determination unit for the reception of desired speed signals of the vehicle and the vehicle speed determination unit has comparison means with which an actual speed can be compared with a desired speed on the basis of the first signals and of the desired speed signals and the safety signal can also be output in dependence on this comparison. | 03-31-2011 |
20110001957 | DISTANCE-MEASURING OPTOELECTRONIC SENSOR - A distance-measuring optoelectronic sensor for the monitoring of a working zone is provided which is located within a detection zone of the sensor and at a first distance from the sensor, wherein the sensor has a lighting unit having a light source to illuminate the working zone at least partly as well as an object detection unit by means of which unauthorized objects in the working zone can be detected. In this respect, an illumination control is designed, in a switching-on phase,
| 01-06-2011 |
20110001799 | 3D SENSOR - A 3D sensor ( | 01-06-2011 |
20100224762 | Optoelectronic sensor - An optoelectronic sensor includes at least one light transmitter for the transmission of light signals into a monitored zone and at least one light receiver for the reception of transmitted light signals. In this respect, the received light signals are converted into electrical received signals in the light receiver. The light signals transmitted by the light transmitter are each generated on the basis of an output signal spread in accordance with a frequency spreading technique (spread spectrum) and provided with an offset applied for the generation of a unipolar signal. The electrical received signals can be supplied to a high-pass filter in the light receiver. Means for interference suppression are provided to automatically measure repeatedly or continuously respective then current interference; to analyze it in the time domain and/or in the frequency domain; and to compensate it at least substantially in dependence on the respective result of the interference analyses. | 09-09-2010 |
20100219331 | Optoelectronic sensor - The invention relates to n optoelectronic sensor having a transmitter ( | 09-02-2010 |
20100219330 | Optoelectronic sensor - The invention relates to an optoelectronic sensor having a transmitter ( | 09-02-2010 |
20100219326 | Optoelectronic sensor with alignment light transmitter - An optoelectronic sensor ( | 09-02-2010 |
20100207611 | PROXIMITY SENSOR - The present invention relates to a proximity sensor having a first transmission coil, a second transmission coil, at least one reception coil, an excitation device which is connected to the first and second transmission coils, and an evaluation unit which is connected to at least one transmission coil and/or to the excitation device as well as to the at least one reception coil. | 08-19-2010 |
20100175975 | Device with at least one control element - The invention relates to a device with at least one control element, which is positioned in a device housing for the device, such that the control element is designed as a snap disk, which is made of metal, and such that the snap disk has a rim which is connected to the device housing through material engagement and which forms a seal between the device housing and the control element, such that an area of the snap disk that borders the rim is designed as a reversibly deformable uncoupling area. | 07-15-2010 |
20100165082 | Detection apparatus - The invention relates to an apparatus for the spatially resolved detection of objects located in a monitored zone, having a transmission device for the transmission of electromagnetic radiation into a transmission region, having a reception device for the reception of radiation reflected from a reception region, wherein the transmission region and the reception region overlap or intersect in a detection region which is disposed within the monitored zone, which covers a detection angle and in which the transmitted radiation is reflected by objects, having an imaging arrangement which is disposed in the propagation path of the transmitted radiation and/or of the reflected radiation and which covers the total detection region at the transmission side and/or at the reception side at all times; and having spatial resolution means for the influencing of the propagation direction of the radiation and/or for the operation of the reception device, in particular in a time varying manner, such that the position, in particular the spacing, of the detection region relative to the imaging arrangement and/or the size of the detection region determined by the degree to which the transmission region and the reception region overlap or intersect can be changed. | 07-01-2010 |
20100157278 | Method and optical sensor for the detection of objects - The invention relates to a method for the detection of objects in a detection region, wherein at least one transmitted light bundle is transmitted into the detection region, transmitted light reflected back or remitted back from an object, when present, is detected by a receiver unit having reception elements arranged in the form of an M×N matrix, wherein M>1 and N>1, and the distance of the object is determined by triangulation from the position of the at least one light patch produced by the reflected or remitted light at the receiver unit. In addition to the position of the reflected or remitted light, the two-dimensional energy distribution of the at least one received light patch within the light incident on the receiver unit is evaluated to determine further information on the object in addition to the distance of the object determined by triangulation, with a light patch quality value being determined which includes information on the homogeneity of the light reflected or remitted at the object. The invention furthermore relates to an optical sensor for the carrying out of a method in accordance with the invention. | 06-24-2010 |
20100141964 | Light barrier - The invention relates to a light barrier for the detection of an object ( | 06-10-2010 |
20100128248 | Optoelectronic sensor and method for the measurement of distances in accordance with light transit time principle - An optoelectronic sensor ( | 05-27-2010 |
20100128247 | Optoelectronic sensor and method for the measurement of distances in accordance with the light transit time principle - An optoelectronic sensor ( | 05-27-2010 |
20100128246 | Optoelectronic sensor and method for the measurement of distances in accordance with the light transit time principle - An optoelectronic sensor ( | 05-27-2010 |
20100123895 | Optoelectronic sensor - An optoelectronic sensor ( | 05-20-2010 |
20100073461 | Lighting unit and method for the generation of an irregular pattern - A lighting unit ( | 03-25-2010 |
20100021151 | Image acquisition apparatus - The invention relates to an image acquisition apparatus, in particular a camera, for the identification of objects, comprising a focusable optical receiving system and an illumination unit including an object illumination and/or positioning illumination, wherein the object illumination and/or positioning illumination is adjustable and can hereby be matched to the focus of the optical receiving system, and wherein the object illumination and/or positioning illumination is coupled to the optical receiving system such that an adjustment of the focus of the optical receiving system automatically effects a matching of the object illumination and/or positioning illumination to the adjusted focus. | 01-28-2010 |
20100007870 | Apparatus for the recognition of the presence of an object in space - The invention relates to an apparatus ( | 01-14-2010 |
20090261168 | Identification device - The invention relates to an identification device, in particular for the linear detection of a code arranged in an object plane. In this respect, an optical receiving system is present in the identification device with which the object plane is imaged on a spatially resolving light receiver. The optical receiving system is movably journaled with a link journaled in a swivel joint along a path of an arc of a circle for the focusing of differently far away object planes on the light receiver. To change the spacing between the optical receiving system and the light receiver, i.e. to change the focus, the position of the link and thus the optical receiving system is changed by a positioning element. In this respect, the pivot is oriented in parallel for the linear detection of the code so that a displacement of the detection region caused by the circular movement of the optical receiving system on the object plane only takes place in the direction of the linear detection of the code. | 10-22-2009 |
20090222112 | Safety device for the safe activation of connected actuators - A safety device ( | 09-03-2009 |
20090222107 | Modular safety switching system - A modular safety device ( | 09-03-2009 |
20090190120 | Safety system for contactless measurement of paths and/or speeds - An optoelectronic safety sensor ( | 07-30-2009 |
20090120766 | Roller for a roller conveyor - Disclosed is a roller for a roller conveyor, in particular for conveying systems or logistics systems. The roller has an integrated capacitive sensor, characterized in that at least one reference sensor is arranged at the side of the roller remote from the conveying side. The integrated capacitive sensor is also characterized in that an evaluation unit is provided, which is made such that a switching signal can be provided from a difference signal between a sensor signal and a reference sensor signal when a sensor signal is conveyed. | 05-14-2009 |
20090110301 | Classification of objects as well as recognition of their position and orientation in space - A method for the classification of objects ( | 04-30-2009 |
20090108185 | Optoelectronic sensor and method for detecting objects with polarized light - A method and apparatus for detecting objects has a sensor with a light source, a light receiver, and a light retroreflector between them. Light from the source is transmitted to the detector along a light transmission path from the source to the retroreflector and is reflected back to the detector along a light reflection path that substantially corresponds to the transmission path. A single lens or a pair of adjacent lenses shapes the respective light beams from both light emitted by the source and light reflected by the retroreflector in accordance with either the auto collimation principle or the double-eye principle, respectively. A polarizer and a beam splitter are arranged in the light transmission path for light from the source, and a polarization filter is arranged in the light reflection path so that light reflected by the retroreflector passes through the beam splitter and the polarization filter before it reaches the light receiver. A control unit recognizes an interruption of at least one of the light beams as the detection of an object in the light transmission and/or light reflection paths. The beam splitter is a dielectricum which has differing transmission and reflection characteristics for p-polarized light and s-polarized light. | 04-30-2009 |
20090095600 | Apparatus and method for the recording of images of objects moved on a conveyor device - An apparatus, in particular a code reader, for the recording of images of objects ( | 04-16-2009 |
20090048705 | Method and apparatus for the dynamic generation and transmission of geometrical data - An object geometry measurement apparatus ( | 02-19-2009 |
20090039157 | Taking undistorted images of moved objects with uniform resolution by line sensor - An apparatus ( | 02-12-2009 |
20090030534 | Method for the programming of a safety controller - The invention relates to a method for the programming of a safety controller to be interconnected with encoders and actuators, wherein a wiring plan or a specific wiring is first prepared, whereupon an automated programming of the safety controller takes place using the wiring information. | 01-29-2009 |
20090026356 | Method for Operating an Optoelectronic Sensor - The invention relates to a method for operating an optoelectronic sensor, particularly a light barrier, during which a light emitter emits light signals having a time interval toward a monitoring area, at least some of the light signals being comprised of a number of successive individual pulses. A light receiver receives the emitted light signals. An evaluating unit processes received signals generated from the received light signals and outputs an object determination signal according to the evaluation result. According to the inventive method, a number of light signals are emitted in a regular sequence, the courses of the respective received signals being evaluated in a different manner. The invention also relates to an optoelectronic sensor that is suited for carrying out the aforementioned method. | 01-29-2009 |
20090016735 | Optelectronic sensor - An optoelectronic sensor includes at least one light transmitter for the transmission of light signals into a monitored zone, at least one light receiver for the reception of light signals transmitted from the light transmitter and a control device for the generation and/or influencing of the light signals and for the generation of an object detection signal in the case of the presence of an object in the monitored region in dependence on the output signals of the light receiver. In this connection, the light signals transmitted into the monitored zone by the light transmitter are each generated by an output signal modulated in accordance with the spread spectrum method using a random pseudo-noise code. | 01-15-2009 |
20090015380 | Reading out of information using an optoelectronic sensor and an RFID reader | 01-15-2009 |
20090008232 | Modular safety switching system and method - A modular safety switching system ( | 01-08-2009 |
20080316310 | Method and apparatus for monitoring a region - A method and device for monitoring a monitored area with at least one camera ( | 12-25-2008 |
20080310765 | Optoelectric sensor and method for the detection of codes - An optoelectronic sensor ( | 12-18-2008 |
20080285842 | Optoelectronic multiplane sensor and method for monitoring objects - An optoelectronic sensor and method for detecting an object in a three-dimensional monitored region uses a plurality of video sensors. Each sensor has a multiplicity of light-receiving elements that are configured to take a pixel picture of the monitored space, and a control unit identifies an object in the monitored space from video data of the pixel picture. Each video sensor has at least one pixel line that is formed by light-receiving elements. The video sensors are spaced from each other so that each sensor monitors an associated plane of the monitored space. | 11-20-2008 |
20080284594 | Optoelectronic sensor arrangement and process for monitoring a surveillance area - The invention relates to an optoelectronic sensor arrangement ( | 11-20-2008 |
20080272903 | Safety switching device and method for monitoring a hazardous area defined by motor-driven components - The invention relates to a safety switching device for a hazardous area defined by motor-driven components, the device being switchable into at least two control stages, wherein in a first control stage at least some of the motor-driven components can be switched into a state of reduced risk potential and in at least one second control stage at least some of the motor-driven components can be shut off, and wherein the safety switching device comprises an apparatus for determining the position of the safety switching device inside the hazardous area. | 11-06-2008 |
20080252895 | TEST METHOD FOR THE TESTING OF THE FUNCTIONAL CAPABILITY OF A MONITORING SENSOR, MONITORING METHOD AND MONITORING SENSOR - The invention relates to a test method for the testing of the functional capability of a monitoring sensor which scans a protective field to be monitored using a scanner. In accordance with the invention, at least one contour test object and one field test object are provided outside the protective field to be monitored. A field set is defined having at least two scan fields, with the first scan field of the first field set comprising the protective field to be monitored and at least one contour test object and the second scan field of the first field set comprising at least the region of the field test object. In a first test sequence, the protective field to be monitored is scanned with the first field set, with a positive first output signal only being generated when the contour test object is detected in the expected position in the first scan field and with a negative second output signal being generated when the field test object is detected in the second scan field of the first field set. A second field set having reversed parameters is defined and scanned in a second test sequence. The correct operability of the sensor is only assumed if, after a change to the first test sequence, a positive first output signal and a negative second output signal are found or, after a change to the second test sequence, a positive second output signal and a negative first output signal are found. | 10-16-2008 |
20080238760 | Scanner - A laser radar device that operates on an elapsed time basis and has a pulsating laser for emitting successive light pulses into a monitored region. A light receiver receives light impulses reflected by an object in the monitored region and generates electrical signals responsive to the received light impulses. The signals are forwarded to an evaluation unit adapted to generate a distance signal indicative of a distance between the object and the laser radar device on the basis of the speed of light and an elapsed time between the emission of the light pulses and the receipt of the reflected light pulses. A light diverter located between the laser and the monitored region continuously varies the directionality of the light impulses directed into the monitored region and includes a beam splitter that divides the energy of the emitted light pulses into a main beam and a sensing beam. The beam splitter causes a constant angular offset between the main beam and the sensing beam in the direction in which the directionality of the light beams is varied. A further light receiver is provided for receiving light impulses from the sensing beam reflected by the object. | 10-02-2008 |
20080212066 | METHOD FOR THE DETECTION OF AN OBJECT AND OPTOELECTRONIC APPARATUS - The present invention relates to a method for the detection of an object by means of an optoelectronic apparatus, wherein light rays generated by a light source are incident onto an object as a light bead and the light rays scattered back and/or reflected from the object are detected by a receiver arrangement in accordance with the triangulation principle and an object detection signal including information on a scanning distance between the apparatus and the object is output, with the light rays acting via an imaging element on a pixel array consisting of photodetectors in the receiver arrangement. The method is characterized in that the imaging element is only an array of individual imaging elements positioned before the pixel array and generating a received signal pattern on the pixel array corresponding to a plurality of mutually spaced apart images of the light bead; and in that the information on the scanning distance is determined from the received signal pattern. The present invention furthermore relates to an optoelectronic apparatus for the carrying out of the method. | 09-04-2008 |
20080204722 | Process for monitoring the functioning and/or adjustment of an optoelectronic sensor arrangement, as well as an optoelectronic sensor arrangement - The invention relates to a process for monitoring the functioning and/or adjustment of an optoelectronic sensor arrangement ( | 08-28-2008 |
20080197839 | INDUCTIVE PROXIMITY SENSOR - The invention relates to an inductive proximity sensor with a sensor element which includes a resonant circuit which provides an output signal which depends on the damping by an electrically conductive object. In accordance with the invention, the inductive proximity sensor has a ΣΔ modulator for the evaluation of an output signal of the resonant circuit. The invention furthermore relates to a method for the determination of the presence and/or of the spacing of a metallic object with the help of an inductive proximity sensor. | 08-21-2008 |