Patents Assigned to Technische Universitaet Berlin
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Publication number: 20130159509Abstract: A method for controlling data communication within a network with multiple interconnected network elements includes: generating a representation of the network; detecting changes in the network and updating the representation of the network; receiving a request from a client network element, wherein the request comprises information which identifies a source network element and at least two destination network elements; determining for each identified destination network element, a ranking value for the communication path between the source network element and the respective identified destination network element based on the representation of the network; generating an ordered list of the identified destination network elements based on the respective ranking values; transmitting the ordered list to the client network element from the central network element; and selecting, based on the ordered list, at least one of the identified destination network elements for data communication with the source network elType: ApplicationFiled: May 5, 2011Publication date: June 20, 2013Applicants: TECHNISCHE UNIVERSITAET BERLIN, DEUTSCHE TELEKOM AGInventors: Ingmar Poese, Benjamin Frank, Georgios Smaragdakis, Anja Feldmann
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Publication number: 20130118619Abstract: The invention relates to a valve device for controlling a flow of a fluid through a fluid channel, having a tube (2) made of a flexible material, in which a section of a fluid channel is formed, a valve component (1) assigned to the tube (2), a cantilevered arm (8), which is designed to be reversibly displaceable on the valve component (1) against a restoring force supplied at least partially by the cantilevered arm (8) itself, a squeeze element (10), which is arranged on a distal end of the cantilevered arm (8) for support of the cantilevered arm (8) on the valve component (1) and is configured to control a flow of a fluid through the fluid channel by pressing against an outside surface of the tube (2), optionally up to the closing of the fluid channel, and an actuator (11) which is configured to displace the squeeze element (10) in various control directions against the restoring force on the cantilevered arm (8), so that the pressure of the squeeze element (10) on the outside surface of the tube (2) and thType: ApplicationFiled: June 1, 2011Publication date: May 16, 2013Applicant: TECHNISCHE UNIVERSITÄT BERLINInventors: Andreas Loth, Florian Bühs
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Publication number: 20130099200Abstract: A device including a locally modified buried first layer. A second layer is arranged on top of the first layer. The first layer includes at least one modified section and at least one unmodified section. The modified material of the locally modified buried first layer changes or induces mechanical strain in a portion of the second layer which is arranged above the at least one modified section. At least one nanostructure is placed on top of the second layer in an area, which is located above the at least one unmodified section of the first layer or adjacent thereto, said at least one nanostructure being formed by a strain-sensitive third material deposited on the locally strained second layer.Type: ApplicationFiled: December 11, 2012Publication date: April 25, 2013Applicant: Technische Universität BerlinInventor: Technische Universitat Berlin
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Patent number: 8404506Abstract: In a method for the production of a single photon source with a given operational performance, the given operational performance for the individual photon source may be fixed by a directed setting of the fine structure gap of the excitonic energy level for at least one quantum dot. The at least one quantum dot is produced with a quantum dot size corresponding to the fine structure gap for setting.Type: GrantFiled: November 20, 2006Date of Patent: March 26, 2013Assignee: Technische Universitaet BerlinInventors: Anatol Lochmann, Robert Seguin, Dieter Bimberg, Sven Rodt, Vladimir Gaysler
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Publication number: 20120295319Abstract: The invention relates to a method of modifying a yeast cell for the production of ethanol. According to the invention, the activity of the Gpd1 protein and/or the Gpd2 protein is reduced.Type: ApplicationFiled: October 29, 2008Publication date: November 22, 2012Applicant: TECHNISCHE UNIVERSITÄT BERLINInventors: Elke Nevoigt, Stephane Guillouet, Carine Bideaux, Sandrine Alfenore, Georg Hubmann
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Publication number: 20120263938Abstract: The present invention relates to a method of producing porous metal oxide films on a substrate using template assisted electrostatic spray deposition (ESD). Thereby it is possible to produce both mesoporous and macroporous films which have a predefined pore morphology. In addition hierarchically structured meso- and macroporous films can be produced. The present invention also concerns the produced porous films and their use in catalysis, power storage, sensing and compound separation.Type: ApplicationFiled: October 20, 2010Publication date: October 18, 2012Applicant: TECHNISCHE UNIVERSITAET BERLINInventors: Benjamin Paul, Sergey Sokolov, Ralph Kraehnert
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Publication number: 20120125865Abstract: The invention relates to an apparatus for picking up particles from the surface of a water system, in particular oil, algae or dirt particles, comprising a particle separation space, which is connected to an inflow opening through which water that contains particles can enter the particle separation space, a particle-collecting space into which particles that have been separated from the water that contains particles reach from the particle separation space via a separation mechanism and an adjustment mechanism, which is configured to regulate a filling level of the water that contains particles in the particle separation space. In addition, the invention relates to a method for picking up particles, in particular oil, algae or dirt particles, from the surface of a water system.Type: ApplicationFiled: November 3, 2009Publication date: May 24, 2012Applicant: TECHNISCHE UNIVERSITAET BERLINInventors: Günther Clauss, Florian Sprenger
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Publication number: 20120089045Abstract: The invention relates to the use of measurement system for evaluating a swallowing process, preferably a closure of the airway during the swallowing process and/or an aspiration. The measurement system can be used for supporting therapy in case of swallowing disorders and/or for diagnosing changes in swallowing sequence.Type: ApplicationFiled: March 22, 2010Publication date: April 12, 2012Applicant: TECHNISCHE UNIVERSITAET BERLINInventors: Rainer Ottis Seidl, Holger Nahrstaedt, Thomas Schauer
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Publication number: 20120067806Abstract: The invention relates to an apparatus for picking up particles from the surface of a water system, in particular particles of dirt, with a float (1), in which a particle separation chamber (8) is formed, into which particle-containing water can flow via an inflow opening (7), and out of which water at least partially freed from the particles can flow via an outflow opening (9), wherein the inflow opening (7) is provided with an inflow flap means and the outflow opening (9) is provided with an outflow flap means for opening and closing of the opening (9).Type: ApplicationFiled: April 14, 2010Publication date: March 22, 2012Applicant: TECHNISCHE UNIVERSITAET BERLINInventors: Günther Clauss, Florian Sprenger
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Publication number: 20120051229Abstract: A method and system of analyzing a network to identify a network defect allows user selection of traffic subset to be recorded. After recording the selected traffic subset of the network traffic during network operation, the recorded traffic is then replayed at least in part to the network to replicate, and thus assist in identifying, the network defect.Type: ApplicationFiled: August 30, 2010Publication date: March 1, 2012Applicants: TECHNISCHE UNIVERSITAET BERLIN, DEUTSCHE TELEKOM AGInventors: Anja FELDMANN, Srinivasan SEETHARAMAN, Andreas WUNDSAM
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Patent number: 8042724Abstract: A method is provided for making an electrical connection with a microelectronic component arranged on or embedded within a surface of a circuit board layer or a substrate. The microelectronic component has an electrical contact face that is accessible on a surface of the microelectronic component. An electrically conducting bump is applied to the electrical contact face of the microelectronic component. A metal foil or metal coat is applied via a coating of an insulating binder to the surface of the circuit board under an action of pressure and/or heat so that the electrically conducting bump penetrates the coating of the insulating binder to make the electrical connection between the metal foil or metal coat and the electrical contact face.Type: GrantFiled: August 6, 2007Date of Patent: October 25, 2011Assignees: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V., Technische Universitaet BerlinInventors: Andreas Ostmann, Alexander Neumann, Dionysios Manessis, Rainer Patzelt
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Patent number: 8020746Abstract: A method for generating a wire bond between a wire and an electrical contact member is provided. The method comprising the steps of: pressing a first surface of a portion of the wire against a second surface of the electrical contact member with a first force while vibrating the portion of the wire along the second surface in order to generate a bond; measuring the time dependent vibration amplitude of the portion of the wire at a number of discrete time steps during the generation of the bond; measuring the time dependent deformation of said portion of the wire due to said applied first force and said vibration at a number of discrete time steps during the generation of the bond; and generating a time dependent first signal from at least said vibration amplitude and said deformation at a number of discrete time steps during the generation of the bond that is a direct measure of the stability of the bond at the respective time step.Type: GrantFiled: September 4, 2007Date of Patent: September 20, 2011Assignees: Technische Universitaet Berlin, Fraunhofer-Gesellschaft zur Foerderung der Angewandten Forschung E.V.Inventors: Ute Geissler, Herbert Reichl, Holger Gaul, Klaus-Dieter Lang, Martin Schneider-Ramelow
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Publication number: 20110190060Abstract: An electronic device includes an around device interaction module configured to interact with a user of the electronic device. The around device interaction module includes a magnetic sensor operable to measure a magnetic field strength of a magnetic element and a control unit configured to control the electronic device based on a movement of the magnetic element while the magnetic sensor measures the magnetic field strength of the magnetic element.Type: ApplicationFiled: January 31, 2011Publication date: August 4, 2011Applicants: DEUTSCHE TELEKOM AG, TECHNISCHE UNIVERSITAET BERLINInventors: Hamed Ketabdar, Mehran Roshandel
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Publication number: 20110173705Abstract: A method of processing at least one multimedia document includes determining at least one segment of the document. At least one type of permission is assigned to the at least one segment. The at least one type of permission is made available for a later use when processing the document.Type: ApplicationFiled: January 6, 2011Publication date: July 14, 2011Applicants: DEUTSCHE TELEKOM AG, TECHNISCHE UNIVERSITAET BERLINInventors: Shiva Kumar Sundaram, Rudi Haas, Pablo Vidales
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Publication number: 20110167399Abstract: The invention relates to a method for influencing a selecting a “type and form of a circuit implementation” in at least one layer (L1,L2) in a given integration task for an integrated circuit or many thereof aggregated in a wafer composite, a module on a 2-dimensional carrier substrate, or a compact module. A plurality of electric or electronic components is spatially arranged and electrically conductively to be connected. To this end a plurality of completed solutions x (5;5a,5b) are stored and available in a database (10), and each of the completed solutions includes a set of properties, wherein each set includes at least one of the following properties for the given integration task: a technology for integration, a package or installation size, a number of layers (physical layers) for conductors or line in a vertical direction and a line length or conductor length.Type: ApplicationFiled: May 7, 2008Publication date: July 7, 2011Applicants: FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E.V., TECHNISCHE UNIVERSITAET BERLINInventors: Michael Schroeder, Karl-Heinz Kuefer, Dmitry-David Polityko
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Publication number: 20110141107Abstract: The invention relates to a methods for producing an autostereoscopic display, that shows at least one object. An illustrative method in accordance with the invention comprises, with the help of a radiation image design in a virtual optical imaging system, comprising at least one object, an imaging lens that is disposed opposite the at least one object and images said object as an object image in an image plane, and a recording device recording the object image in the image plane, producing image data for a parallax panoramagram of the object image in the recording device, producing an image corresponding to the image data for the parallax panoramagram and producing an autostereoscopic display by disposing a transparent planar arrangement of imaging elements that corresponds to the imaging lens upstream of the parallax panoramagram.Type: ApplicationFiled: May 25, 2009Publication date: June 16, 2011Applicant: TECHNISCHE UNIVERSITAET BERLINInventor: Dirk Stendel
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Publication number: 20110122788Abstract: A method for organizing an architecture of access points in a distributed wireless network includes measuring interference between the access points, assigning radiofrequency channels to the access points based on the measured interference and creating distributed antenna groups of multiple access points operating on a same radio frequency channel. A distributed wireless network includes a plurality of access points and a central controller connected to the access points via a common backbone, the central controller being configured to assign radio frequency channels to the access points according to the method.Type: ApplicationFiled: November 18, 2010Publication date: May 26, 2011Applicants: DEUTSCHE TELEKOM AG, TECHNISCHE UNIVERSITAET BERLIN, HUMBOLDT-UNIVERSITAET ZU BERLINInventors: Robert Sombrutzki, Pablo Vidales, Anatolij Zubow
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Publication number: 20110047112Abstract: A method for detecting airplane flight events using at least one acceleration sensor associated with a mobile communication device includes obtaining at least one acceleration signal from the at least one acceleration sensor; pre-processing the obtained at least one acceleration signal to remove redundant information present in the at least one acceleration signal; performing a feature extraction on the pre-processed at least one acceleration signal; and classifying airplane flight events based on an acceleration pattern represented by the extracted acceleration features.Type: ApplicationFiled: August 12, 2010Publication date: February 24, 2011Applicants: DEUTSCHE TELEKOM AG, TECHNISCHE UNIVERSITAET BERLINInventors: Hamed KETABDAR, Christoph PEYLO
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Publication number: 20110040688Abstract: A method for the decentralized distribution of digital content via a network includes providing content with a tag configured to allow at least one of an operator of a download portal and a content provider to track distribution of the content so as to collect data about a number of downloads of the content and about distributors of the content. A distributor downloads the content via the download portal and selects a content consumer for further distribution of the content. The content consumer receives the content and, at least in the case of a first-time utilization of the content by the content consumer, transmits information from the tag about utilization of the content to a server specified by the tag. At least one of the operator of the download portal and the content provider receives the information from the tag about the utilization of the content from the server.Type: ApplicationFiled: August 20, 2008Publication date: February 17, 2011Applicants: DEUTSCHE TELEKOM AG, TECHNISCHE UNIVERSITAET BERLINInventors: Zhiyun Ren, Uwe Fankhaenel, Shankar Mondal, Ulrich Hammerschmidt, Behrend Freese, Joerg Oppermann, Jens Meinkoehn, Katrin Jordan, Andreas Kraft
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Publication number: 20100080068Abstract: The invention relates, among other things, to a memory cell for storing at least one piece of bit data. Said memory cell comprises at least two electrical terminals and a semiconductor structure with a band curve (EL) that has at least one potential well. The charged state of the potential well with charge carries can be increased by applying a supply voltage (Us=Uspeis) to the two terminals, can be reduced by applying a discharge voltage (Us=Usperr), and can be maintained by applying a maintaining voltage (Us=Ubei), the respective charged state of the potential well defining the piece of bit data of the memory cell. According to the invention, the semiconductor structure has a space charge region (Wn) while the potential well is formed by a semiconductor heterostructure.Type: ApplicationFiled: December 3, 2007Publication date: April 1, 2010Applicant: TECHNISCHE UNIVERSITÄT BERLINInventors: Dieter Bimberg, Martin Geller, Andreas Marent