ALBERT-LUDWIGS-UNIVERSITAT FREIBURG Patent applications |
Patent application number | Title | Published |
20160022450 | BIORESORBABLE STENT - A stent having a tubular framework structure consisting of interconnected stent struts, fabricated as a whole from a bioresorbable material and being convertible from a compressed first geometric shape into a radially dilated, dimensionally stable, tubular second geometric shape. | 01-28-2016 |
20150268262 | Drive and Compensation Circuit For Capacitive Mems Structures - A circuit for activating a capacitive MEMS structure is provided, with the capacitive MEMS structure having an oscillator element and an electrostatic excitation unit with a first input connection and a second input connection. The circuit includes a high voltage generator, a first pump capacitor, a second pump capacitor, a control unit, and a low voltage operation amplifier. The high voltage generator generates a high voltage and connects to the first input connection and the second input connection. The first pump capacitor is connected to the high voltage generator and includes a first connection connected to the first input connection. The second pump capacitor connects to the high voltage generator and includes a first connection connected to the second input connection. The control unit connects to a second connection of the first pump capacitor and a second connection of the second pump capacitor. The low voltage operation amplifier connects to the control unit. | 09-24-2015 |
20140314722 | MATRICES COMPRISING A MODIFIED POLYSACCHARIDE - The present invention discloses a matrix comprising a modified polysaccharide consisting of repeating disaccharide units whereby in at least 11% of the disaccharide units one primary alcohol group is oxidized into a carboxylic acid group. | 10-23-2014 |
20140273039 | ASSAY FOR CLOSTRIDIUM BOTULINUM NEUROTOXIN - The present invention relates to a method of determining Botulinum toxin (BoNT) based on a luminescence assay. The present application further relates to a peptide that is susceptible to proteolytic cleavage by BoNT which is suitable for that method. | 09-18-2014 |
20140204615 | Voltage Converter with Low Starting Voltage - The present invention relates to a voltage converter circuit for transforming a low voltage applied to its input into a higher output voltage at an output. The voltage converter circuit comprises at least one first to fourth controllable switch of a first type, which are connected to each other in the form of an H-bridge, which is arranged between the input voltage and a reference potential, and a transformer with at least one primary winding arranged in a transversal branch of the H-bridge, and with a secondary winding, at which a transformed voltage can be tapped for generating the output voltage. In parallel to at least one of the controllable switches at least one controllable switch of a second type is arranged, which is conductive without a control potential being applied. The secondary winding of the transformer is furthermore connected with the control inputs of the controllable switches for feeding back the transformed voltage. | 07-24-2014 |
20140065630 | METHODS AND COMPOSITIONS FOR DIAGNOSING GASTROINTESTINAL STROMAL TUMORS - The present invention relates to an in vitro method for diagnosing and/or monitoring in a subject a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor, comprising detecting and/or analyzing in a test sample derived from the subject one or more mutations at the DNA level in any one or both of the marker genes cKIT (GenBank acc. no. NM_000222.2) and PDGFRA (GenBank acc. no. NM_006206.4), wherein the DNA is circulating DNA, and wherein the presence of any one of the mutations detected in the test sample is indicative of a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor in the subject. The present invention is also directed to a corresponding kit-of-parts for diagnosing and/or monitoring a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor, comprising means for detecting and/or analyzing one or more mutations as defined herein, as well as to the use of one or more mutations as defined herein as a panel of molecular markers for diagnosing and/or monitoring a gastrointestinal stromal tumor or a predisposition to develop a gastrointestinal stromal tumor. | 03-06-2014 |
20140060185 | Device for Measuring a Yaw Rate - A device for measuring yaw rate, having a mechanical yaw rate sensor, which has an inert mass that can be set into a primary vibration along a primary axis by means of an excitation device and can be deflected along a secondary axis extending transversely with respect to the primary axis so that when a yaw rate occurs about a sensitive axis extending transversely with respect to the primary and to the secondary axis, said device carries out a secondary vibration excited by the Coriolis force. A sensor element detects an amplitude-modulated signal for the secondary vibration. A sigma-delta modulator has a low pass filter connected to the sensor element, a quantizer and a secondary actuator disposed in a feedback path for applying a force which counteracts the Coriolis force. | 03-06-2014 |
20140043001 | Apparatus for Impedance Matching - An apparatus ( | 02-13-2014 |
20140038290 | EXTRACELLULAR MATRICES WHICH CAN BE USED AS SCAFFOLD FOR LIVING CELLS - The present invention discloses an extracellular matrix comprising a modified polysaccharide consisting of repeating disaccharide units whereby in at least 11% of the disaccharide units one primary alcohol group is oxidized into a carboxylic acid. | 02-06-2014 |
20130186078 | MICRO-VALVE HAVING AN ELASTICALLY DEFORMABLE VALVE LIP, METHOD FOR PRODUCING SAME AND MICRO-PUMP - The present invention relates to a micro-valve which is formed from two firmly connected substrates and preferably has an actuator element, for example that is diaphragm-driven, for the controlled opening and closing of a first and/or second passage. The invention further relates to a method for producing such a micro-valve and to a micro-pump which uses at least one such micro-valve. Said micro-pump is intended to be used in particular in conjunction with the development of an artificial sphincter. The micro-valve has a first substrate and a second substrate which are non-detachably joined to each other in order to form a controllable fluid flow section, and at least one first passage and at least one second passage. According to the invention, the micro-valve has at least one elastically deformable seal structure which, for example, can be formed by a photostructurable silicone, to seal off the first and/or second passage. | 07-25-2013 |
20130182464 | DC Converter With Low Starting Voltage - The present invention relates to an electronic circuit with which input voltages at an input of the circuit are converted into higher output voltages at an output of the circuit, whereby the voltage conversion already starts at low voltages at the input. According to the present invention, the DC converter circuit for the generation of an output voltage from an input voltage (V | 07-18-2013 |
20130157401 | METHOD FOR PRODUCING A SELECTIVE DOPING STRUCTURE IN A SEMICONDUCTOR SUBSTRATE IN ORDER TO PRODUCE A PHOTOVOLTAIC SOLAR CELL - A method for producing a selective doping structure in a semiconductor substrate in order produce a photovoltaic solar cell. The method includes the following steps: A) applying a doping layer ( | 06-20-2013 |
20130140192 | Method of Producing a Lipid Bilayer and Microstructure and Measuring Arrangement - The present invention relates to a method of producing a lipid bilayer over a microcavity open on one side and to a microstructure for investigating lipid bilayers and an associated measuring arrangement. The method of producing a lipid bilayer over a microcavity open on one side comprises the following steps: filling the microcavity with an electrolyte solution; moving a fluid containing dissolved lipids in a first direction onto the microcavity; moving the fluid in a second direction away from the microcavity; monitoring the formation of the lipid bilayer over the microcavity by detecting an impedance between a counter-electrode connected to the fluid and a measuring electrode, which is arranged inside the microcavity. The microstructure has a substrate, in which at least one microcavity is formed, wherein at least one measuring electrode is arranged inside the microcavity and wherein the at least one microcavity can be connected to a fluid channel so that a laminar flow of fluid can be made to flow over the microcavity with at least two different directions of flow. | 06-06-2013 |
20130089717 | METHOD FOR THE FABRICATION OF A STRUCTURE FROM AN ION GEL AND STRUCTURE FABRICATED THEREWITH - The invention relates to a method for the fabrication of structures from an ion gel. In particular, the invention relates to a method, wherein the structures are fabricated by way of ink jet printing technology, which comprises the following steps of
| 04-11-2013 |
20120227805 | SOLAR CELL - A solar cell, having a silicon layer which has a dopant of a first dopant type, a front designed for the light coupling, and a rear. The silicon layer has a doped base layer, at least one textured layer and a metal layer being arranged on the rear of the silicon layer, optionally on additional intermediate layers, and the textured layer including a rear texture in at least a section thereof which rear texture is designed as an optical diffraction structure. At least one textured intermediate structure ( | 09-13-2012 |
20120203494 | METHOD FOR MEASURING A SEMICONDUCTOR STRUCTURE, WHICH IS A SOLAR CELL OR A PRECURSOR OF A SOLAR CELL - The invention relates to a method for measuring a semiconductor structure, which has an emitter and a base, and which is a solar cell or a precursor of a solar cell, comprising the following steps: A) Generating luminescence radiation in the semiconductor structure, and spatially resolved measuring of the luminescence radiation emitted by the semiconductor structure, wherein a first measurement is conducted under a first measurement condition a, and depending on the measurement data that are obtained at least from the first measurement, a first spatially resolved, voltage-calibrated image V | 08-09-2012 |
20120164348 | METHOD FOR THE STRUCTURED COATING OF SUBSTRATES - The invention relates to a method for the structured coating of substrates from liquid phase and also to a device for the structured coating. Furthermore, the invention includes the use of the method. | 06-28-2012 |
20120113497 | Thermo-Pneumatic Actuator and Method for Producing Same - The invention relates to a thermo-pneumatic actuator having a cavity defined by walls and being hermetically sealed, which is inflated with a working medium that alters the gas pressure thereof when a temperature change occurs. A wall region of the cavity is constructed as a ductile membrane, which can be deflected in at least two working positions located on both sides of a neutral position, in which the membrane is curved in opposite directions to one another. In order to alter the gas pressure in the cavity, and to adjust the membrane from one working position to the other working position, a tempering device is heat-conductively connected to the working medium. In the neutral position, the membrane is compressively loaded such that respectively, it maintains its position in both working positions if no outside force impacts the membrane. | 05-10-2012 |
20120113415 | METHOD FOR SPATIALLY DETERMINING THE SERIES RESISTANCE OF A SEMICONDUCTOR STRUCTURE - A method for spatially determining the series resistance of a semiconductor structure by generating luminescent radiation in the semiconductor structure under measurement conditions A and B, by determining a local calibration parameter C | 05-10-2012 |
20120097240 | SOLAR CELL AND METHOD FOR THE PRODUCTION THEREOF - A solar cell, including a silicon substrate ( | 04-26-2012 |
20110304239 | Electromechanical Energy converter for Generating Electric Energy From Mechanical Movements - An electromechanical energy converter for generating electric energy from mechanical vibrations has a bending bar, which is clamped at a fastening point to a holder that can be set in vibration and which can be elastically deflected at a free end area at a distance from the fastening point along a path curve from a neutral position transversely to the longitudinal extension of the bending bar relative to the fastening point. A deflectable point on the bending bar is connected to the mount via a deflectable bridge part extending along the bending bar for applying to the bending bar a mechanical prestress oriented substantially in the direction of longitudinal extension of the bending bar. A servo mechanism serves to set the prestress transferred from the bridge part to the bending bar. The bending bar has a drive connection to at least one electromechanical converter element for converting mechanical vibration energy into electric energy. The bridge part is arranged outside of the bending bar such that at least when the bending bar is deflected out of the neutral position, the bending bar and the bridge part extend along lines having different courses. | 12-15-2011 |
20110282075 | METHOD FOR PREPARING VITTATALACTONE - The present invention relates to the chemical synthesis of vittatalactone, the aggregation pheromone of the striped cucumber beetle, | 11-17-2011 |
20110259924 | DEVICE AND METHOD FOR GENERATING A DROP OF A LIQUID - A device for generating a drop of a primary liquid is described, including: a reservoir fillable with the primary liquid, a pressure generation device for generating a hydraulic pressure on the primary liquid, at least one inlet channel for introducing a secondary fluid, and a channel having a flow cross-section transverse to a main flow direction, wherein the flow cross-section includes a main region and at least one sub-region extending from the main region, designed such that the primary liquid can be held in the main region by capillary forces, and the secondary fluid can be held in the sub-region by capillary forces, wherein the reservoir is fluidically connected to a first end of the channel via an output opening, and the at least one inlet channel is also fluidically connected to the channel, and wherein the pressure generation device is implemented to apply a hydraulic pressure to the primary liquid, whereby the same is moved along the channel and output at a second end of the channel as free-flying drop. | 10-27-2011 |
20110048799 | Microstructure and Process for its Assembly - In a process for assembling a microstructure ( | 03-03-2011 |
20110012636 | MEASURING METHOD AND DEVICE FOR CHARACTERIZING A SEMICONDUCTOR COMPONENT - A measuring method for characterizing a semiconductor component ( | 01-20-2011 |
20100305337 | Use Of The PIGD Protein For Catalyzing 1,4-Additions Of 2-Oxoalkanoates To Alpha, Beta-Unsaturated Ketones - The present invention relates to the preparation of compounds of the general formula II | 12-02-2010 |
20100274746 | Method and Device for Computer-Aided Prediction of Intended Movements - Method and device for computer-aided prediction of intended movements from neuronal signals of a brain, wherein the neuronal signals are each associated in the brain with intended movements, wherein neuronal signals are recorded and the most probable movements are determined from these, specifically using a predetermined model in which a recorded neuronal signal and a determined movement are assigned to each other, and, for the probability with which a recorded neuronal signal corresponds to a respective predetermined movement, a predetermined distribution is assumed that is defined by specific characteristic values, wherein an adaptation of the neuronal signal is included in the predetermined model. | 10-28-2010 |
20100221812 | PRODUCTION OF GENETICALLY MODIFIED ACTINOMYCETES BY RECOMBINATION - The present invention relates to the recombinant modification of microorganisms, in particular actinomycetes. This is effected with the use of the recombination systems Dre-rox and Cre-lox. The present invention provides novel nucleotide sequences for the recombinases of the abovementioned recombination systems. Here, synthetic genes which have the codons preferred by actinomycetes and can therefore be used in these host organisms were produced. | 09-02-2010 |
20100213166 | Process and Device for The Precision-Processing Of Substrates by Means of a Laser Coupled Into a Liquid Stream, And Use of Same - The invention relates to a method for precision processing of substrates in which a liquid jet which is directed towards a substrate surface and contains a processing reagent is guided over the regions of the substrate to be processed, a laser beam being coupled into the liquid jet. Likewise, a device which is suitable for implementation of the method is described. The method is used for different process steps in the production of solar cells. | 08-26-2010 |
20100193234 | Method for producing an electrical and mechanical connection and an assembly comprising such a connection - A method for producing an electrical and mechanical connection, wherein a solid body comprises a support, on which is disposed an electrical contact zone and an electrically insulating support zone. A flexible, flat cable comprises a support layer made of an electrically insulating material and a strip conductor, with an electrical contacting point and a laterally adjacent insulating cable zone. An adhesive layer is applied on the cable and the contacting point is disposed on the support layer so that the adhesive layer surrounds the contacting point and adheres to the cable. The support and the cable are positioned in a pre-assembly position so that the contacting point of the cable is facing the contact zone of the support and the adhesive layer is facing the electrically insulating support zone. The solid body and the cable are positioned so that the contacting point electrically contacts the contact zone and the adhesive layer adheres to the surface of the solid body. | 08-05-2010 |
20100178810 | Connecting Scheme for Orthogonal Assembly of Microstructures - In the present disclosure a device for sensing and/or actuation purposes is presented in which microstructures ( | 07-15-2010 |
20100144079 | METHOD FOR THE PRECISION PROCESSING OF SUBSTRATES - The invention relates to a method for the precision processing of substrates, in particular for the microstructuring of thin layers, local dopant introduction and also local application of a metal nucleation layer in which a liquid-assisted laser, i.e. laser irradiation of a substrate which is covered in the regions to be processed by a suitable reactive liquid, is implemented. | 06-10-2010 |
20100084270 | Integrated Microfluidic Component for Purifying Analyte Molecules and Purification Method - The present invention relates to a method for purifying analyte molecules and in particular to a component of this type in which a separation section is used for separating analyte molecules and other constituents of a sample, and in which provision is made of at least one sample chamber for receiving a sample containing the analyte molecules and at least one collecting chamber for receiving the purified analyte molecules. According to the invention, the microfluidic component has at least one integrated receptor device for detecting the presence and/or the concentration of the purified analyte molecules. In accordance with one advantageous development of the present invention, the separation section is formed by an electrophoretic gel filtration section. | 04-08-2010 |
20100005885 | Method and Device for Determining the Relative Position, Speed and/or Acceleration of a Body - In a method for determining the relative position, velocity, acceleration, and/or the rotation center of a body displaceable in a three dimensional space, at least twelve linear acceleration sensors are provided and in each case arranged on a position which is stationarily fixed with respect to the body. At least one acceleration measurement signal is captured by the linear acceleration sensors. A position, velocity, acceleration, and/or rotation center signal is generated for the body from the acceleration measurement signal and data describing the position and orientation of the linear acceleration sensors in the body-fixed coordinate system. | 01-14-2010 |
20080318090 | Method For Operating a Direct Oxidation Fuel Cell and Corresponding Arrangement - The invention relates to a method for operating a direct oxidation fuel cell in which the fuel cell is supplied generally with methanol via a transport device for the fuel. The invention likewise relates to a corresponding arrangement comprising a direct oxidation fuel cell, a fuel reservoir and at least one device for transporting the fuel through the fuel cell. | 12-25-2008 |