Abstract: An apparatus for generating a sound field description using an input signal having a mono-signal or a multi-channel signal comprises: an input signal analyzer for analyzing the input signal to derive direction data and diffuseness data; a low-order components generator for generating a low-order sound field description from the input signal up to a predetermined order and mode; a mid-order components generator for generating a mid-order sound field description above the predetermined order or at the predetermined order and above the predetermined mode and below or at a first truncation order using a synthesis of at least one direct portion and of at least one diffuse portion using the direction data and the diffuseness data; and a high-order components generator for generating a high-order sound field description having a component above the first truncation order using a synthesis of at least one direct portion.

Abstract: Injection mortar for anchoring a fastening element containing a chemical composition that can cure in a curing process, and means for initiating the curing process characterized in that the chemical composition cures when irradiated with electromagnetic radiation, the means for initiating the curing process is formed by a radiation source for electromagnetic radiation, and the radiation source is placed within the anchoring zone.

Abstract: The invention relates to a method for hydrophobising leather, comprising the steps: providing tanned, at least partly dried leather whose content of free water is in the range of from 0 to 25 wt. %, based on the weight of the dried leather, treating the leather with a mixture of compressed gas and a hydrophobising agent at a pressure of at least 30 bar in a pressure vessel, and relieving the pressure of the pressure vessel to ambient pressure. By using the method according to the invention it is possible to obtain leather which is hydrophobised at the surface, as well as thick and firm, deeply hydrophobised leather, as is used, for example, for shoe soles.

Abstract: The invention relates to the identification and selection of differentially expressed transcripts (biomarker) in tumor cells. Specific determination of the level of these biomarkers can be used for screening and diagnosis of prostate cancer. Clinical application of assays based on these biomarker help reduce the high number of false positives of current standard screening assays.

Abstract: The present invention relates to a compound or a pharmaceutically acceptable salt thereof or a solvate thereof or a pharmaceutical composition comprising said compound, a process for obtaining or screening for a toll-like receptor 9 (TLR9) antagonist and a toll-like receptor 9 (TLR9) antagonist or a pharmaceutically acceptable salt thereof or a solvate thereof, preferably being obtainable thereby.

Abstract: The invention relates to the identification and selection of differentially expressed transcripts (biomarker) in tumour cells. Specific determination of the level of these biomarkers can be used for screening and diagnosis of prostate cancer. Clinical application of assays based on these biomarker help reduce the high number of false positives of current standard screening assays.

Abstract: A method for manufacturing a sensor module having a passive electrical component comprises punching a plurality of holes in a first green sheet of a plurality of green sheets, and forming a plurality of channels and a plurality of passageways in a second green sheet of the plurality of green sheets by using a laser on the second green sheet. A metallization paste is printed in the plurality of holes, the plurality of channels, and the plurality of passageways, and the first green sheet and the second green sheet are dried with the metallization paste. The method further comprises aligning, stacking, laminating, and sintering the plurality of green sheets together to create a sintered tile, and separating a plurality of coils of the sintered tile in order to obtain the sensor module.

Abstract: The invention relates to a method for producing an optical fiber coupler, having the following method steps: combining two or more light-guiding fibers (1, 2, 3) to form a fiber bundle; introducing the fiber bundle into a capillary (4); collapsing the capillary (4) onto the fiber bundle surrounded by the capillary. It is the object of the invention to provide an improved method for producing an optical fiber coupler. The method is intended to enable the positioning of the fibers within the capillary to be as precise as possible. At the same time, it should be possible to implement the method with comparatively little effort. To this end, the invention proposes that at least one of the fibers (1, 2, 3) is connected at the end to a guide body (5, 5?) whereof the diameter in the direction transversely to the longitudinal extent of the fiber (1, 2, 3) is larger than the diameter of the fiber (1, 2, 3) and smaller than the internal diameter of the capillary (4).

Abstract: An electro-optical modulator is provided. The modulator comprises a first and a second optical waveguide, at least one first capacitance, via which a voltage can be applied to a light-guiding region of the first optical waveguide, at least one second capacitance, via which a voltage can be applied to a light-guiding region of the second optical waveguide, an electrically conductive region, via which the first and second capacitances are electrically connected to one another, and a feed line to the electrically conductive region, via which feed line a DC voltage can be applied to the electrically conductive region, wherein the feed line is constituted such that it represents an electrical resistance connected in parallel with the second capacitance, and a compensation resistance connected in parallel with the first capacitance and serving for reducing transients in a voltage profile on the first and second capacitances during the operation of the modulator.

Abstract: The invention relates to melt spinnable copolymers of polyacrylonitrile (PAN) which are producible by means of copolymerisation of acrylonitrile with an alkoxyalkylacrylate. As additional comonomers alkylacrylates and vinyl esters may be considered. Likewise, the invention relates to a method for the production of fibres or fibre precursors, in particular carbon fibre precursors, by means of melt spinning, in which the mentioned copolymer is used. Furthermore, the invention relates to fibres produced in this way, in particular carbon fibres.

Abstract: The invention relates to an apparatus (1) for producing short synchronous radiation pulses at different wavelengths, particularly to an optically parametric oscillator, comprising at least one pump radiation source (2), preferably a pump laser, for outputting radiation at a pump wavelength, and a resonator (3) having a wavelength-dependent effective resonator length, wherein the resonator (3) has a non-linear wavelength converter (4) for producing radiation at a first and a second wavelength; a dispersive element (5) having a strong wavelength-dependent delay characteristic; and a coupling-out element (6) for at least partially coupling-out the radiation from the resonator (3). In addition, the invention relates to a method for producing short radiation pulses by means of an apparatus (1), particularly an optically parametric oscillator.

Abstract: The invention relates to a method for producing a metallic contact-connection of a photovoltaic solar cell, including the following method steps: A providing a semiconductor substrate, and B applying an aluminum-containing contact-connection layer indirectly or directly to a side of the semiconductor substrate. The invention is characterized in that in a method step C, a diffusion barrier layer, which acts as a diffusion barrier at least with respect to aluminum, is applied indirectly or directly to the contact-connection layer, and in a method step D, a solderable layer comprised of a solderable material is applied indirectly or directly to the diffusion barrier layer, and in that the diffusion barrier layer and the contact-connection layer are applied by a PVD method.

Abstract: The invention relates to a method for producing an optical waveguide (1), the surface of which is at least partly coated with a coating material. The coating material contained in a target (4) is removed using laser radiation (6) of a processing laser or converted into another aggregate state. The coating material is then deposited on the surface of the waveguide (1) and forms a coating thereon, said coating modifying the light guidance. It is the object of the present invention to provide an improved method for producing optical waveguides, in which guidance of undesired electromagnetic radiation and/or guidance of radiation in undesired areas of the waveguide is avoided. To this effect, the present invention proposes that the laser radiation (7) reflected from the target (4) or transmitted through the target heats-up the waveguide (1), said laser radiation (6) being polarized and impinging the target (4) at a specified angle (?) between 10° and 80° relative to the surface normal.

Abstract: A photovoltaic solar cell for converting incident electromagnetic radiation into electrical energy, including at least one base region of a base-doping type, designed in a silicon substrate; at least one emitter region of an emitter-doping type that is of an opposite doping type to the base-doping type; at least one metallic base-contacting structure connected, in an electrically conductive manner, to the base region, and at least one metallic emitter-contacting structure connected, in an electrically conductive manner, to the emitter region, the base region and emitter region being arranged in such a manner that a pn-junction is formed at least in some regions between said base and emitter regions.

Abstract: The invention relates to a method for connecting substrates including depositing a plasma polymer layer on each of a first and a second substrate by means of atmospheric pressure plasma and bringing the plasma polymer layers in contact with each other. In a variant of the method, only the first substrate is provided with a plasma polymer layer and connected to a second substrate, the surface of which can react with the plasma polymer layer. The invention further relates to composite structures which can be obtained with such methods.

Abstract: A circuit sets an output potential at a radio frequency (RF) output of a pin photoreceiver that includes an ohmic terminal resistor connected between a supply voltage and the RF output. The circuit includes a control loop with an ohmic replication resistor having a resistance approximately equal to a resistance of the ohmic terminal resistor. The control loop further includes a sub-circuit configured to measure a voltage difference across the ohmic replication resistor and to reproduce the voltage difference as the supply voltage at an output terminal of the control loop.

Abstract: The invention relates to a method for monitoring the condition of rotor blades for wind turbines. It is therefore the object of the invention to increase the accuracy of the monitoring of the condition of rotor blades of wind turbines and to allow a localization of faults or defects and their exact description. In the method in accordance with the invention, eigenvibrations of a rotor blade occurring globally at the rotor blade and locally guided elastic waves are permanently detected with time and spatial resolution using a sensor network and actuator network attached to the rotor blade or using a network arrangement of ultrasound transducers. In addition, elastic waves which are guided periodically at predefinable time intervals and which are respectively emitted by an actuator or ultrasound transducer and detected by sensors or ultrasound transducers are in so doing inspected for variations of the emitted waves.

Abstract: A method and a device for determining the changing position of a mobile transmitter in a three-dimensional space is proposed in which transmitted signals are issued at a pre-determined frequency from a mobile transmitter, wherein a plurality of receivers receive said transmitted signals. An evaluation device evaluates the received signals for generating correlation curves between the transmitted and the received signals. From the curves of magnitude versus time, TOA values are determined, and from curves in the complex plane, phase values are determined using the time information from the TOA values. The position of the mobile transmitter is calculated as a function of TOA values and of phase or phase difference values.

Abstract: A method and device are disclosed for evaluating received signals acquired during non-destructive ultrasonic testing of a test body, wherein ultrasound waves are generated inside the test body with an electromagnetic ultrasonic transducer acting as an ultrasound transmitter and ultrasound waves which propagate within the test body are converted into received signals with an electromagnetic ultrasonic transducer acting as an ultrasound receiver. The received signals are evaluated for the purpose of examining the test body.

Abstract: The invention relates to a device and a method for producing crystalline bodies by directional solidification. The device comprises a melting furnace (11) having a heating chamber (12) in which at least one supporting surface (13) for a crucible (8) and at least one gas purging device arranged above the supporting surface (13) and having a gas outlet facing the supporting surface (13) are defined. An embodiment of the device is characterized in that the gas outlet is defined by one or more openings in a lower plunger surface of a plunger-shaped element (2) which has a geometry adapted to the inner shape of the crucible (8), said shape allowing an at least partial insertion of the plunger-shaped body (2) into the crucible (8). The gas purging device and/or the supporting surface (13) comprise an adjusting mechanism or are designed to be adjustable in such a manner that they allow an adjustment of a perpendicular distance between the supporting surface (13) and the plunger-shaped body (2).