Abstract: Described herein is a detector for detecting optical radiation, especially within the infrared spectral range, specifically with regard to sensing at least one of transmissivity, absorption, emission and reflectivity, being capable of avoiding or diminishing a cross detection between sensor areas, specifically between adjacent sensor areas, thus, avoiding or diminishing a deterioration of a measurement based on the at least one sensor signal.

Abstract: Described herein is an illumination source adapted to generate a regular pattern integrated into a portable device, the illumination source including an array of light emitting diodes or laser light sources and a diffractive optical element. Also described herein is a detector including the illumination source, an array of optical sensors, where each optical sensor is configured to generate a sensor signal in response to an illumination of its respective light-sensitive area, and an evaluation device adapted to evaluate the sensor signal.

Abstract: Described herein is a mobile device with an optical detector including: at least one illumination source adapted to generate at least one illumination pattern for illuminating an object, where the illumination pattern includes a regular and/or constant and/or periodic pattern; at least one sensor element having a matrix of optical sensors, the optical sensors each having a light-sensitive area, where each optical sensor is configured to generate at least one sensor signal in response to an illumination of the light-sensitive area by at least one light beam propagating from the object to the detector; and at least one evaluation device adapted to determine at least one region of interest.

Abstract: Described herein is a spectrometer device. The spectrometer device includes: at least one filter element adapted to separate at least one incident light beam into a spectrum of constituent wavelength; at least one sensor element having a matrix of optical sensors, the optical sensors (116,142) each having a light-sensitive area; and at least one evaluation device configured for determining at least one longitudinal coordinate of an object.

Abstract: Described herein is an optical sensor, a detector including the optical sensor for an optical detection of at least one object, and a method for manufacturing the optical sensor. The optical sensor (110) includes a substrate (120); a photoconductive layer (112) applied to a first portion (116) of a surface (118) of the substrate (120); and at least one electrode layer (124) applied to a second portion (126) of the surface (118) of the substrate (120). The optical sensor (110) exhibits a linear current-voltage characteristic according to Ohm's law.

Abstract: Described herein is a detector (110) for determining a position of at least one object (112). The detector (110) includes: at least one transfer device (114) with chromatic aberration; at least one aperture element (118), wherein the aperture element (118) is configured to block edge components of a light beam (120) propagating from the object (112) to the detector (110) and having passed the transfer device (114); at least one first optical sensor (126) positioned in a direction of propagation of the light beam (120) behind the aperture element (118); and at least one second optical sensor (128), wherein the second optical sensor (128) is configured to determine at least one second intensity information of the edge components of the light beam (120).

Abstract: Described herein is a detector for determining a position of at least one object. The detector includes: at least two optical sensors, each optical sensor having a light-sensitive area, where each light-sensitive area has a geometrical center, where the geometrical centers of the optical sensors are spaced apart from an optical axis of the detector by different spatial offsets, where each optical sensor is configured to generate a sensor signal in response to an illumination of its respective light-sensitive area by a light beam propagating from the object to the detector; and at least one evaluation device being configured for determining at least one longitudinal coordinate z of the object by combining the at least two sensor signals.

Abstract: A detector for object authentication includes first and second illumination sources. The first illumination source projects an illumination pattern including a plurality of illumination features onto a surface of an object. The second illumination source projects an illuminating light beam onto the object. The detector also includes an image capture device for determining a first image including a plurality of reflection features generated by the surface of the object in response to the illumination pattern and for determining a second image including two dimensional information associated with the surface of the object generated in response to the illuminating light beam. The detector also includes an evaluation device for evaluating the first image and the second image, identifying a geometrical feature of the object, determining a material property of the object, and comparing the two dimensional information to data stored in a database for authentication of the object.

Abstract: Disclosed herein is an optical detector and a method for determining at least one property of at least one substance. The optical detector and the method allow measuring both an intensity I0 of a first illumination before interacting with the at least one substance and an intensity I1 of a second illumination after interacting with the at least one substance in a simultaneous fashion in a single measurement, thereby enabling multi-gas sensing.

Abstract: Disclosed herein is a device including at least one photoconductor configured for exhibiting an electrical resistance dependent on an illumination of a light-sensitive region of the photoconductor; and at least one photoconductor readout circuit, where the photoconductor readout circuit includes at least one voltage divider circuit, where the voltage divider circuit includes at least one reference resistor Rref being arranged in series with the photoconductor, where the photoconductor readout circuit includes at least one amplifier device, where the photoconductor readout circuit includes at least one capacitor arranged between an input of the amplifier device and an output of the voltage divider circuit.

Abstract: Disclosed herein are a spectrometer device, a method for measuring optical radiation, and a spectrometer system including the spectrometer device. The spectrometer device includes at least one radiation emitting element, at least one photosensitive detector, at least one control circuit, and at least one readout circuit. The spectrometer system is a mixed spectrometer which employs the advantages of a scanning spectrometer and a dispersive spectrometer. Compared to both, the mixed spectrometer constitutes a simplified spectrometer system by including a reduced number of required components and exhibiting a miniaturized mechanical set-up.

Abstract: A detector (110, 1110, 2110) for determining a position of at least one object (112) is proposed. The detector (110, 1110, 2110) comprises: at least one transfer device (128, 1128), wherein the transfer device (128, 1128) has at least one focal length in response to at least one incident light beam (116, 1116) propagating from the object (112, 1112) to the detector (110, 1110, 2110); at least two optical sensors (113, 1118, 1120), wherein each optical sensor (113, 1118, 1120) has at least one light sensitive area (121, 1122, 1124), wherein each optical sensor (113, 1118, 1120) is designed to generate at least one sensor signal in response to an illumination of its respective light-sensitive area by the light beam (116, 1116), at least one evaluation device (132, 1132) being configured for determining at least one longitudinal coordinate z of the object (112, 1112) by evaluating a quotient signal Q from the sensor signals.

Abstract: A detector for object authentication includes first and second illumination sources. The first illumination source projects an illumination pattern including a plurality of illumination features onto a surface of an object. The second illumination source projects an illuminating light beam onto the object. The detector also includes an image capture device for determining a first image including a plurality of reflection features generated by the surface of the object in response to the illumination pattern and for determining a second image including two dimensional information associated with the surface of the object generated in response to the illuminating light beam. The detector also includes an evaluation device for evaluating the first image and the second image, identifying a geometrical feature of the object, determining a material property of the object, and comparing the two dimensional information to data stored in a database for authentication of the object.

Abstract: Described herein is a device and a method for generating radiation, in particular pulsed radiation, specifically within the infrared spectral range. Also described herein is a computer program product which includes executable instructions for performing the method. The device for generating radiation includes at least one radiation emitting element, where the radiation emitting element is designated for generating radiation upon being heated by an electrical current; a mount, where the mount carries the at least one radiation emitting element, and where the mount or a portion thereof is movable; and a heat sink, where the heat sink is designated for cooling the mount and the at least one radiation emitting element being carried by the mount upon being touched by the mount. The device, the method, and the computer program product can be used in a spectroscopic application.

Abstract: A detector (110) for determining a position of at least one object (112) is proposed. The detector (110) comprises: —at least two optical sensors (118, 120, 176), each optical sensor (118, 120, 176) having a light-sensitive area (122, 124), wherein each light-sensitive area (122, 124) has a geometrical center (182, 184), wherein the geometrical centers (182, 184) of the optical sensors (118, 120, 176) are spaced apart from an optical axis (126) of the detector (110) by different spatial offsets, wherein each optical sensor (118, 120, 176) is configured to generate a sensor signal in response to an illumination of its respective light-sensitive area (122, 124) by a light beam (116) propagating from the object (112) to the detector (110); and—at least one evaluation device (132) being configured for determining at least one longitudinal coordinate z of the object (112) by combining the at least two sensor signals.

Abstract: Described herein is a device and a method for generating radiation, in particular pulsed radiation, specifically within the infrared spectral range. Also described herein is a computer program product which includes executable instructions for performing the method. The device for generating radiation includes at least one radiation emitting element, where the radiation emitting element is designated for generating radiation upon being heated by an electrical current; a mount, where the mount carries the at least one radiation emitting element, and where the mount or a portion thereof is movable; and a heat sink, where the heat sink is designated for cooling the mount and the at least one radiation emitting element being carried by the mount upon being touched by the mount. The device, the method, and the computer program product can be used in a spectroscopic application.

Abstract: Disclosed herein is a device including at least one photoconductor configured for exhibiting an electrical resistance dependent on an illumination of a light-sensitive region of the photoconductor; and at least one photoconductor readout circuit, where the photoconductor readout circuit includes at least one voltage divider circuit, where the voltage divider circuit includes at least one reference resistor Rref being arranged in series with the photoconductor, where the photoconductor readout circuit includes at least one amplifier device, where the photoconductor readout circuit includes at least one capacitor arranged between an input of the amplifier device and an output of the voltage divider circuit.

Abstract: A detector (110, 1110, 2110) for determining a position of at least one object (112) is proposed. The detector (110, 1110, 2110) comprises: at least one transfer device (128, 1128), wherein the transfer device (128, 1128) has at least one focal length in response to at least one incident light beam (116, 1116) propagating from the object (112, 1112) to the detector (110, 1110, 2110); at least two optical sensors (113, 1118, 1120), wherein each optical sensor (113, 1118, 1120) has at least one light sensitive area (121, 1122, 1124), wherein each optical sensor (113, 1118, 1120) is designed to generate at least one sensor signal in response to an illumination of its respective light-sensitive area by the light beam (116, 1116), at least one evaluation device (132, 1132) being configured for determining at least one longitudinal coordinate z of the object (112, 1112) by evaluating a quotient signal Q from the sensor signals.

Abstract: Disclosed herein are a detector array, a spectrometer system including the detector array and a method of using of the spectrometer system. The detector array includes a substrate; and a plurality of detector pixels applied to a surface of the substrate, where each detector pixel has a sensor region which is designated for receiving a partition of incident light, where each detector pixel is designated for generating a sensor signal depending on an intensity of the partition of the incident light received by the sensor region of the detector pixel, where at least two adjacent detector pixels share a single connection to a common electric potential, and where the sensor regions of at least two of the detector pixels differ with respect to each other by an area of the corresponding sensor region.

Abstract: The present invention relates to a transmitter for transmitting data and for emitting electromagnetic radiation in the visible spectral range, wherein the transmitter comprises a) a radiation source for generating and emitting first electromagnetic radiation, b) a modulator being adapted to modulate the first electromagnetic radiation depending on the data to be transmitted generating modulated first electromagnetic radiation, and c) a frequency converter for converting at least a part of the modulated first electromagnetic radiation into modulated second electromagnetic radiation, said modulated second electromagnetic radiation being different from the modulated first electromagnetic radiation, wherein the frequency converter comprises a polymeric matrix material comprising at least one organic fluorescent colorant. Furthermore, the invention relates to an illumination device comprising such transmitter.