Abstract:
A detector (118) for determining a position of at least one object (112) is disclosed, the detector (118) comprising: at least one longitudinal optical sensor (120), wherein the longitudinal optical sensor (120) has at least one sensor region (124), wherein the longitudinal optical sensor (120) is at least partially transparent, wherein the longitudinal optical sensor (120) is designed to generate at least one longitudinal sensor signal in a manner dependent on an illumination of the sensor region (124) by at least one light beam (126) traveling from the object (112) to the detector (118), wherein the longitudinal sensor signal, given the same total power of the illumination, is dependent on a beam cross-section of the light beam (126) in the sensor region (124); at least one illumination source (114) adapted to illuminate the object (112) with illumination light (115) through the longitudinal optical sensor (120); and at least one evaluation device (136), wherein the evaluation device (136) is designed to generate at least one item of information on a longitudinal position of the object (112) by evaluating the longitudinal sensor signal.
Abstract:
An optical detector (110) is disclosed, the optical detector (110) comprising: at least one spatial light modulator (114) being adapted to modify at least one property of a light beam (136) in a spatially resolved fashion, having a matrix (132) of pixels (134), each pixel (134) being controllable to individually modify the at least one optical property of a portion of the light beam (136) passing the pixel (134); at least one optical sensor (116) adapted to detect the light beam (136) after passing the matrix (132) of pixels (134) of the spatial light modulator (114) and to generate at least one sensor signal; at least one modulator device (118) adapted for periodically controlling at least two of the pixels (134) with different modulation frequencies; and at least one evaluation device (120) adapted for performing a frequency analysis in order to determine signal components of the sensor signal for the modulation frequencies.
Abstract:
A detector (110) for determining a position of at least one object (112) is proposed. The detector (110) comprises: at least one transversal optical sensor (130), the transversal optical sensor (130) being adapted to determine a transversal position of at least one light beam (138) traveling from the object (112) to the detector (110), the transversal position being a position in at least one dimension perpendicular to an optical axis (116) of the detector (110), the transversal optical sensor (130) being adapted to generate at least one transversal sensor signal; at least one longitudinal optical sensor (132), wherein the longitudinal optical sensor (132) has at least one sensor region (136), wherein the longitudinal optical sensor (132) is designed to generate at least one longitudinal sensor signal in a manner dependent on an illumination of the sensor region (136) by the light beam (138), wherein the longitudinal sensor signal, given the same total power of the illumination, is dependent on a beam cross-section of the light beam (138) in the sensor region (136); at least one evaluation device (142), wherein the evaluation device (142) is designed to generate at least one item of information on a transversal position of the object (112) by evaluating the transversal sensor signal and to generate at least one item of information on a longitudinal position of the object (112) by evaluating the longitudinal sensor signal.
Abstract:
An optical detector (110) is disclosed, the optical detector (110) comprising: at least one spatial light modulator (114) being adapted to modify at least one property of a light beam (136) in a spatially resolved fashion, having a matrix (132) of pixels (134), each pixel (134) being controllable to individually modify the at least one optical property of a portion of the light beam (136) passing the pixel (134); at least one optical sensor (116) adapted to detect the light beam (136) after passing the matrix (132) of pixels (134) of the spatial light modulator (114) and to generate at least one sensor signal; at least one modulator device (118) adapted for periodically controlling at least two of the pixels (134) with different modulation frequencies; and at least one evaluation device (120) adapted for performing a frequency analysis in order to determine signal components of the sensor signal for the modulation frequencies.
Abstract:
An optical detector (110) is disclosed. The optical detector (110) comprises: —an optical sensor (112), having a substrate (116) and at least one photosensitive layer setup (118) disposed thereon, the photosensitive layer setup (118) having at least one first electrode (120), at least one second electrode (130) and at least one photovoltaic material (140) sandwiched in between the first electrode (120) and the second electrode (130), wherein the photovoltaic material (140) comprises at least one organic material, wherein the first electrode (120) comprises a plurality of first electrode stripes (124) and wherein the second electrode (130) comprises a plurality of second electrode stripes (134), wherein the first electrode stripes (124) and the second electrode stripes (134) intersect such that a matrix (142) of pixels (144) is formed at intersections of the first electrode stripes (124) and the second electrode stripes (134); and —at least one readout device (114), the readout device (114) comprising a plurality of electrical measurement devices (154) being connected to the second electrode stripes (134) and a switching device (160) for subsequently connecting the first electrode stripes (124) to the electrical measurement devices (154).
Abstract:
The present invention relates to compounds of general formula I wherein R100 and R200 are each independently hydrogen, C1-C10-alkyl which in case of C2-alkyl may be interrupted by one and in case of C3-C10-alkyl by one or two non-adjacent oxygen atoms, C5-C7-cycloalkyl, aryl, aryl-C1-C10-alkyl or aryloxy-C1-C10-alkyl, D is an m-valent (m=1, 2 or 3) donor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, A is an acceptor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, and the donor moiety D and the acceptor moiety A are π-conjugated to one another.Furthermore, the present invention relates to the use of compounds of formula I for producing dye-sensitized solar cells and to dye-sensitized solar cells comprising compounds of formula I.
Abstract:
The present invention relates to a new amorphous material with advantageous properties as charge transport material and/or absorber material for various applications, in particular in photoelectric conversion devices, i.e. an amorphous material of the composition (R1NR23)5Me X1aX2b wherein R1 is C1-C4-alkyl, R2 are independently of one another hydrogen or C1-C4-alkyl, Me is a divalent metal, X1 and X2 have different meanings and are independently of one another selected from F, CI, Br, I or a pseudohalide, a and b are independently of one another 0 to 7, wherein the sum of a and b is 7.
Abstract:
A detector having a transversal optical sensor adapted to determine a transversal position of at least one light beam traveling from an object to the detector and a longitudinal optical sensor having at least one sensor region. The longitudinal optical sensor is designed to affect at least one longitudinal sensor signal in a manner dependent on an illumination of the sensor region by the light beam. The longitudinal sensor signal, given the same total power of the illumination, is dependent on a beam cross-section of the light beam in the sensor region.
Abstract:
An optical detector (110) is disclosed, the optical detector (110) comprising: at least one spatial light modulator (114) being adapted to modify at least one property of a light beam (136) in a spatially resolved fashion, having a matrix (132) of pixels (134), each pixel (134) being controllable to individually modify the at least one optical property of a portion of the light beam (136) passing the pixel (134); at least one optical sensor (116) adapted to detect the light beam (136) after passing the matrix (132) of pixels (134) of the spatial light modulator (114) and to generate at least one sensor signal; at least one modulator device (118) adapted for periodically controlling at least two of the pixels (134) with different modulation frequencies; and at least one evaluation device (120) adapted for performing a frequency analysis in order to determine signal components of the sensor signal for the modulation frequencies.
Abstract:
A detector (110) for determining a position of at least one object (118) is disclosed. The detector (110) comprises: at least one optical sensor (112), the optical sensor (112) being adapted to detect a light beam (150) traveling from the object (118) towards the detector (110), the optical sensor (112) having at least one matrix (152) of pixels (154); and at least one evaluation device (126), the evaluation device (126) being adapted to determine a number N of pixels (154) of the optical sensor (112) which are illuminated by the light beam (150), the evaluation device (126) further being adapted to determine at least one longitudinal coordinate of the object (118) by using the number N of pixels (154) which are illuminated by the light beam (150).